]> git.saurik.com Git - cydia.git/blobdiff - Cydia.mm
Added a cool finish.sh script.
[cydia.git] / Cydia.mm
index 4d8f0b1f659a4599818e4f8d6e209fa54ac8f42a..1ad22345b4081b5d266630065c0edd20ec8beac0 100644 (file)
--- a/Cydia.mm
+++ b/Cydia.mm
+/* Cydia - iPhone UIKit Front-End for Debian APT
+ * Copyright (C) 2008  Jay Freeman (saurik)
+*/
+
+/*
+ *        Redistribution and use in source and binary
+ * forms, with or without modification, are permitted
+ * provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the
+ *    above copyright notice, this list of conditions
+ *    and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the
+ *    above copyright notice, this list of conditions
+ *    and the following disclaimer in the documentation
+ *    and/or other materials provided with the
+ *    distribution.
+ * 3. The name of the author may not be used to endorse
+ *    or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
 /* #include Directives {{{ */
 /* #include Directives {{{ */
-#include <Foundation/NSURL.h>
-#include <UIKit/UIKit.h>
-#import <GraphicsServices/GraphicsServices.h>
+#include <objc/objc.h>
+#include <objc/runtime.h>
+
+#include <CoreGraphics/CoreGraphics.h>
+#include <GraphicsServices/GraphicsServices.h>
+#include <Foundation/Foundation.h>
+
+#include <WebCore/DOMHTML.h>
+#import <QuartzCore/CALayer.h>
+
+#import <UIKit/UIKit.h>
+
+// XXX: remove
+#import <UIKit/UIActionSheet-Private.h>
+#import <UIKit/UIControl-UIControlPrivate.h>
+#import <UIKit/UIImage-UIImageDeprecated.h>
+#import <UIKit/UIImage-UIImagePrivate.h>
+#import <UIKit/UINavigationBar-Static.h>
+#import <UIKit/UIProgressHUD-Deprecated.h>
+#import <UIKit/UIToolbar-UIButtonBarPrivate.h>
+#import <UIKit/UIView-Deprecated.h>
+#import <UIKit/UIWindow-Static.h>
+
+// XXX: remove
+#import <UIKit/NSString-UIStringDrawingDeprecated.h>
+
+#include <WebKit/WebFrame.h>
+#include <WebKit/WebView.h>
 
 #include <sstream>
 
 #include <sstream>
+#include <string>
+
 #include <ext/stdio_filebuf.h>
 
 #include <apt-pkg/acquire.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/algorithms.h>
 #include <apt-pkg/cachefile.h>
 #include <ext/stdio_filebuf.h>
 
 #include <apt-pkg/acquire.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/algorithms.h>
 #include <apt-pkg/cachefile.h>
+#include <apt-pkg/clean.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/debmetaindex.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/init.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/debmetaindex.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/init.h>
+#include <apt-pkg/mmap.h>
 #include <apt-pkg/pkgrecords.h>
 #include <apt-pkg/pkgrecords.h>
+#include <apt-pkg/sha1.h>
 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/sptr.h>
 
 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/sptr.h>
 
+#include <sys/types.h>
+#include <sys/stat.h>
 #include <sys/sysctl.h>
 
 #include <sys/sysctl.h>
 
+#include <notify.h>
+#include <dlfcn.h>
+
+extern "C" {
+#include <mach-o/nlist.h>
+}
+
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+
 #include <errno.h>
 #include <pcre.h>
 #include <errno.h>
 #include <pcre.h>
-#include <string.h>
+
+#import "BrowserView.h"
+#import "ResetView.h"
+#import "UICaboodle.h"
 /* }}} */
 /* }}} */
-/* Extension Keywords {{{ */
-#define _trace() fprintf(stderr, "_trace()@%s:%u[%s]\n", __FILE__, __LINE__, __FUNCTION__)
-
-#define _assert(test) do \
-    if (!(test)) { \
-        fprintf(stderr, "_assert(%d:%s)@%s:%u[%s]\n", errno, #test, __FILE__, __LINE__, __FUNCTION__); \
-        exit(-1); \
-    } \
-while (false)
+
+static const NSStringCompareOptions CompareOptions_ = NSCaseInsensitiveSearch | NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSForcedOrderingSearch;
+
+@interface WebView (Cydia)
+- (void) _setLayoutInterval:(float)interval;
+@end
+
+/* iPhoneOS 2.0 Compatibility {{{ */
+#ifdef __OBJC2__
+@interface UICGColor : NSObject {
+}
+
+- (id) initWithCGColor:(CGColorRef)color;
+@end
+
+@interface NSObject (iPhoneOS)
+- (CGColorRef) cgColor;
+- (CGColorRef) CGColor;
+- (void) set;
+@end
+
+@implementation NSObject (iPhoneOS)
+
+- (CGColorRef) cgColor {
+    return [self CGColor];
+}
+
+- (CGColorRef) CGColor {
+    return (CGColorRef) self;
+}
+
+- (void) set {
+    [[[[objc_getClass("UICGColor") alloc] initWithCGColor:[self CGColor]] autorelease] set];
+}
+
+@end
+
+@interface UITextView (iPhoneOS)
+- (void) setTextSize:(float)size;
+@end
+
+@implementation UITextView (iPhoneOS)
+
+- (void) setTextSize:(float)size {
+    [self setFont:[[self font] fontWithSize:size]];
+}
+
+@end
+#endif
 /* }}} */
 
 /* }}} */
 
-@interface WebView
-- (void) setApplicationNameForUserAgent:(NSString *)applicationName;
+@interface UIApplication (IdleTimer)
+- (void) setIdleTimerDisabled:(char)arg0;
 @end
 
 @end
 
-static const int PulseInterval_ = 50000;
-const char *Machine_ = NULL;
-const char *SerialNumber_ = NULL;
+extern "C" int UIApplicationMain(int argc, char *argv[], NSString *principalClassName, NSString *delegateClassName);
+
+extern NSString *kUIButtonBarButtonAction;
+extern NSString *kUIButtonBarButtonInfo;
+extern NSString *kUIButtonBarButtonInfoOffset;
+extern NSString *kUIButtonBarButtonSelectedInfo;
+extern NSString *kUIButtonBarButtonStyle;
+extern NSString *kUIButtonBarButtonTag;
+extern NSString *kUIButtonBarButtonTarget;
+extern NSString *kUIButtonBarButtonTitle;
+extern NSString *kUIButtonBarButtonTitleVerticalHeight;
+extern NSString *kUIButtonBarButtonTitleWidth;
+extern NSString *kUIButtonBarButtonType;
 
 
-@interface NSString (CydiaBypass)
+typedef enum {
+    kUIProgressIndicatorStyleLargeWhite = 0,
+    kUIProgressIndicatorStyleMediumWhite = 1,
+    kUIProgressIndicatorStyleMediumBrown = 2,
+    kUIProgressIndicatorStyleSmallWhite = 3,
+    kUIProgressIndicatorStyleSmallBlack = 4,
+    kUIProgressIndicatorStyleTinyWhite = 5,
+} UIProgressIndicatorStyle;
+
+typedef enum {
+    kUIControlEventMouseDown = 1 << 0,
+    kUIControlEventMouseMovedInside = 1 << 2, // mouse moved inside control target
+    kUIControlEventMouseMovedOutside = 1 << 3, // mouse moved outside control target
+    kUIControlEventMouseUpInside = 1 << 6, // mouse up inside control target
+    kUIControlEventMouseUpOutside = 1 << 7, // mouse up outside control target
+    kUIControlAllEvents = (kUIControlEventMouseDown | kUIControlEventMouseMovedInside | kUIControlEventMouseMovedOutside | kUIControlEventMouseUpInside | kUIControlEventMouseUpOutside)
+} UIControlEventMasks;
+
+@interface NSString (UIKit)
 - (NSString *) stringByAddingPercentEscapes;
 - (NSString *) stringByAddingPercentEscapes;
+- (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
 @end
 
 @end
 
-@protocol ProgressDelegate
-- (void) setError:(NSString *)error;
-- (void) setTitle:(NSString *)title;
-- (void) setPercent:(float)percent;
-- (void) addOutput:(NSString *)output;
+@interface NSString (Cydia)
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
+- (NSComparisonResult) compareByPath:(NSString *)other;
 @end
 
 @end
 
-/* Status Delegation {{{ */
-class Status :
-    public pkgAcquireStatus
-{
-  private:
-    id delegate_;
+@implementation NSString (Cydia)
 
 
-  public:
-    Status() :
-        delegate_(nil)
-    {
-    }
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
+    char data[length + 1];
+    memcpy(data, bytes, length);
+    data[length] = '\0';
+    return [NSString stringWithUTF8String:data];
+}
 
 
-    void setDelegate(id delegate) {
-        delegate_ = delegate;
-    }
+- (NSComparisonResult) compareByPath:(NSString *)other {
+    NSString *prefix = [self commonPrefixWithString:other options:0];
+    size_t length = [prefix length];
 
 
-    virtual bool MediaChange(std::string media, std::string drive) {
-        return false;
-    }
+    NSRange lrange = NSMakeRange(length, [self length] - length);
+    NSRange rrange = NSMakeRange(length, [other length] - length);
 
 
-    virtual void IMSHit(pkgAcquire::ItemDesc &item) {
-    }
+    lrange = [self rangeOfString:@"/" options:0 range:lrange];
+    rrange = [other rangeOfString:@"/" options:0 range:rrange];
 
 
-    virtual void Fetch(pkgAcquire::ItemDesc &item) {
-        [delegate_ setTitle:[NSString stringWithCString:("Downloading " + item.ShortDesc).c_str()]];
-    }
+    NSComparisonResult value;
 
 
-    virtual void Done(pkgAcquire::ItemDesc &item) {
-    }
+    if (lrange.location == NSNotFound && rrange.location == NSNotFound)
+        value = NSOrderedSame;
+    else if (lrange.location == NSNotFound)
+        value = NSOrderedAscending;
+    else if (rrange.location == NSNotFound)
+        value = NSOrderedDescending;
+    else
+        value = NSOrderedSame;
 
 
-    virtual void Fail(pkgAcquire::ItemDesc &item) {
-        [delegate_ performSelectorOnMainThread:@selector(setStatusFail) withObject:nil waitUntilDone:YES];
-    }
+    NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
+        [self substringWithRange:NSMakeRange(length, lrange.location - length)];
+    NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
+        [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 
 
-    virtual bool Pulse(pkgAcquire *Owner) {
-        bool value = pkgAcquireStatus::Pulse(Owner);
+    NSComparisonResult result = [lpath compare:rpath];
+    return result == NSOrderedSame ? value : result;
+}
 
 
-        float percent(
-            double(CurrentBytes + CurrentItems) /
-            double(TotalBytes + TotalItems)
-        );
+@end
 
 
-        [delegate_ setPercent:percent];
-        return value;
-    }
+/* Perl-Compatible RegEx {{{ */
+class Pcre {
+  private:
+    pcre *code_;
+    pcre_extra *study_;
+    int capture_;
+    int *matches_;
+    const char *data_;
 
 
-    virtual void Start() {
-    }
+  public:
+    Pcre(const char *regex) :
+        study_(NULL)
+    {
+        const char *error;
+        int offset;
+        code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 
 
-    virtual void Stop() {
+        if (code_ == NULL) {
+            fprintf(stderr, "%d:%s\n", offset, error);
+            _assert(false);
+        }
+
+        pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
+        matches_ = new int[(capture_ + 1) * 3];
     }
     }
-};
-/* }}} */
-/* Progress Delegation {{{ */
-class Progress :
-    public OpProgress
-{
-  private:
-    id delegate_;
 
 
-  protected:
-    virtual void Update() {
-        [delegate_ setTitle:[NSString stringWithCString:Op.c_str()]];
-        [delegate_ setPercent:(Percent / 100)];
+    ~Pcre() {
+        pcre_free(code_);
+        delete matches_;
     }
 
     }
 
-  public:
-    Progress() :
-        delegate_(nil)
-    {
+    NSString *operator [](size_t match) {
+        return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
     }
 
     }
 
-    void setDelegate(id delegate) {
-        delegate_ = delegate;
+    bool operator ()(NSString *data) {
+        // XXX: length is for characters, not for bytes
+        return operator ()([data UTF8String], [data length]);
     }
 
     }
 
-    virtual void Done() {
-        [delegate_ setPercent:1];
+    bool operator ()(const char *data, size_t size) {
+        data_ = data;
+        return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
     }
 };
 /* }}} */
     }
 };
 /* }}} */
-
-/* External Constants {{{ */
-extern NSString *kUIButtonBarButtonAction;
-extern NSString *kUIButtonBarButtonInfo;
-extern NSString *kUIButtonBarButtonInfoOffset;
-extern NSString *kUIButtonBarButtonSelectedInfo;
-extern NSString *kUIButtonBarButtonStyle;
-extern NSString *kUIButtonBarButtonTag;
-extern NSString *kUIButtonBarButtonTarget;
-extern NSString *kUIButtonBarButtonTitle;
-extern NSString *kUIButtonBarButtonTitleVerticalHeight;
-extern NSString *kUIButtonBarButtonTitleWidth;
-extern NSString *kUIButtonBarButtonType;
-/* }}} */
 /* Mime Addresses {{{ */
 @interface Address : NSObject {
     NSString *name_;
 /* Mime Addresses {{{ */
 @interface Address : NSObject {
     NSString *name_;
-    NSString *email_;
+    NSString *address_;
 }
 
 }
 
-- (void) dealloc;
-
 - (NSString *) name;
 - (NSString *) name;
-- (NSString *) email;
+- (NSString *) address;
 
 + (Address *) addressWithString:(NSString *)string;
 - (Address *) initWithString:(NSString *)string;
 
 + (Address *) addressWithString:(NSString *)string;
 - (Address *) initWithString:(NSString *)string;
@@ -169,8 +308,8 @@ extern NSString *kUIButtonBarButtonType;
 
 - (void) dealloc {
     [name_ release];
 
 - (void) dealloc {
     [name_ release];
-    if (email_ != nil)
-        [email_ release];
+    if (address_ != nil)
+        [address_ release];
     [super dealloc];
 }
 
     [super dealloc];
 }
 
@@ -178,1868 +317,5696 @@ extern NSString *kUIButtonBarButtonType;
     return name_;
 }
 
     return name_;
 }
 
-- (NSString *) email {
-    return email_;
+- (NSString *) address {
+    return address_;
 }
 
 + (Address *) addressWithString:(NSString *)string {
     return [[[Address alloc] initWithString:string] autorelease];
 }
 
 }
 
 + (Address *) addressWithString:(NSString *)string {
     return [[[Address alloc] initWithString:string] autorelease];
 }
 
-- (Address *) initWithString:(NSString *)string {
-    if ((self = [super init]) != nil) {
-        const char *error;
-        int offset;
-        pcre *code = pcre_compile("^\"?(.*)\"? <([^>]*)>$", 0, &error, &offset, NULL);
++ (NSArray *) _attributeKeys {
+    return [NSArray arrayWithObjects:@"address", @"name", nil];
+}
 
 
-        if (code == NULL) {
-            fprintf(stderr, "%d:%s\n", offset, error);
-            _assert(false);
-        }
+- (NSArray *) attributeKeys {
+    return [[self class] _attributeKeys];
+}
 
 
-        pcre_extra *study = NULL;
-        int capture;
-        pcre_fullinfo(code, study, PCRE_INFO_CAPTURECOUNT, &capture);
-        int matches[(capture + 1) * 3];
++ (BOOL) isKeyExcludedFromWebScript:(const char *)name {
+    return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
+}
 
 
-        size_t size = [string length];
+- (Address *) initWithString:(NSString *)string {
+    if ((self = [super init]) != nil) {
         const char *data = [string UTF8String];
         const char *data = [string UTF8String];
+        size_t size = [string length];
 
 
-        if (pcre_exec(code, study, data, size, 0, 0, matches, sizeof(matches) / sizeof(matches[0])) >= 0) {
-            name_ = [[NSString stringWithCString:(data + matches[2]) length:(matches[3] - matches[2])] retain];
-            email_ = [[NSString stringWithCString:(data + matches[4]) length:(matches[5] - matches[4])] retain];
+        static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
+
+        if (address_r(data, size)) {
+            name_ = [address_r[1] retain];
+            address_ = [address_r[2] retain];
         } else {
         } else {
-            name_ = [[NSString stringWithCString:data length:size] retain];
-            email_ = nil;
+            name_ = [[NSString alloc]
+                initWithBytes:data
+                length:size
+                encoding:kCFStringEncodingUTF8
+            ];
+
+            address_ = nil;
         }
     } return self;
 }
 
 @end
 /* }}} */
         }
     } return self;
 }
 
 @end
 /* }}} */
+/* CoreGraphics Primitives {{{ */
+class CGColor {
+  private:
+    CGColorRef color_;
 
 
-/* Right Alignment {{{ */
-@interface UIRightTextLabel : UITextLabel {
-    float       _savedRightEdgeX;
-    BOOL        _sizedtofit_flag;
-}
-
-- (void) setFrame:(CGRect)frame;
-- (void) setText:(NSString *)text;
-- (void) realignText;
-@end
+  public:
+    CGColor() :
+        color_(NULL)
+    {
+    }
 
 
-@implementation UIRightTextLabel
+    CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
+        color_(NULL)
+    {
+        Set(space, red, green, blue, alpha);
+    }
 
 
-- (void) setFrame:(CGRect)frame {
-    [super setFrame:frame];
-    if (_sizedtofit_flag == NO) {
-        _savedRightEdgeX = frame.origin.x;
-        [self realignText];
+    void Clear() {
+        if (color_ != NULL)
+            CGColorRelease(color_);
     }
     }
-}
 
 
-- (void) setText:(NSString *)text {
-    [super setText:text];
-    [self realignText];
-}
+    ~CGColor() {
+        Clear();
+    }
 
 
-- (void) realignText {
-    CGRect oldFrame = [self frame];
+    void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
+        Clear();
+        float color[] = {red, green, blue, alpha};
+        color_ = CGColorCreate(space, color);
+    }
 
 
-    _sizedtofit_flag = YES;
-    [self sizeToFit]; // shrink down size so I can right align it
+    operator CGColorRef() {
+        return color_;
+    }
+};
+/* }}} */
 
 
-    CGRect newFrame = [self frame];
+extern "C" void UISetColor(CGColorRef color);
 
 
-    oldFrame.origin.x = _savedRightEdgeX - newFrame.size.width;
-    oldFrame.size.width = newFrame.size.width;
-    [super setFrame:oldFrame];
-    _sizedtofit_flag = NO;
+/* Random Global Variables {{{ */
+static const int PulseInterval_ = 50000;
+static const int ButtonBarHeight_ = 48;
+static const float KeyboardTime_ = 0.3f;
+static const char * const SpringBoard_ = "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist";
+
+static CGColor Blue_;
+static CGColor Blueish_;
+static CGColor Black_;
+static CGColor Off_;
+static CGColor Red_;
+static CGColor White_;
+static CGColor Gray_;
+
+static NSString *App_;
+static NSString *Home_;
+static BOOL Sounds_Keyboard_;
+
+static BOOL Advanced_;
+static BOOL Loaded_;
+static BOOL Ignored_;
+
+static UIFont *Font12_;
+static UIFont *Font12Bold_;
+static UIFont *Font14_;
+static UIFont *Font18Bold_;
+static UIFont *Font22Bold_;
+
+static const char *Firmware_ = NULL;
+static const char *Machine_ = NULL;
+static const NSString *UniqueID_ = NULL;
+
+unsigned Major_;
+unsigned Minor_;
+unsigned BugFix_;
+
+CFLocaleRef Locale_;
+CGColorSpaceRef space_;
+
+#define FW_LEAST(major, minor, bugfix) \
+    (major < Major_ || major == Major_ && \
+        (minor < Minor_ || minor == Minor_ && \
+            bugfix <= BugFix_))
+
+bool bootstrap_;
+bool reload_;
+
+static NSDictionary *SectionMap_;
+static NSMutableDictionary *Metadata_;
+static _transient NSMutableDictionary *Settings_;
+static _transient NSString *Role_;
+static _transient NSMutableDictionary *Packages_;
+static _transient NSMutableDictionary *Sections_;
+static _transient NSMutableDictionary *Sources_;
+static _transient NSMutableArray *Documents_;
+static bool Changed_;
+static NSDate *now_;
+
+NSString *GetLastUpdate() {
+    NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
+
+    if (update == nil)
+        return @"Never or Unknown";
+
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
+    CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
+
+    CFRelease(formatter);
+
+    return [(NSString *) formatted autorelease];
 }
 }
-
-@end
 /* }}} */
 /* }}} */
-/* Linear Algebra {{{ */
-inline float interpolate(float begin, float end, float fraction) {
+/* Display Helpers {{{ */
+inline float Interpolate(float begin, float end, float fraction) {
     return (end - begin) * fraction + begin;
 }
     return (end - begin) * fraction + begin;
 }
-/* }}} */
-
-/* Reset View {{{ */
-@interface ResetView : UIView {
-    UINavigationBar *navbar_;
-    bool resetting_;
-}
-
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
-
-- (void) dealloc;
-- (void) resetView;
-- (void) _resetView;
-- (NSString *) leftTitle;
-- (NSString *) rightTitle;
-@end
-
-@implementation ResetView
-
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-}
 
 
-- (void) dealloc {
-    [navbar_ release];
-    [super dealloc];
-}
+NSString *SizeString(double size) {
+    unsigned power = 0;
+    while (size > 1024) {
+        size /= 1024;
+        ++power;
+    }
 
 
-- (void) resetView {
-    resetting_ = true;
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-    else while ([[navbar_ navigationItems] count] != 1)
-        [navbar_ popNavigationItem];
-    resetting_ = false;
-}
+    static const char *powers_[] = {"B", "kB", "MB", "GB"};
 
 
-- (void) _resetView {
-    [navbar_ showButtonsWithLeftTitle:[self leftTitle] rightTitle:[self rightTitle]];
+    return [NSString stringWithFormat:@"%.1f%s", size, powers_[power]];
 }
 
 }
 
-- (NSString *) leftTitle {
-    return nil;
+NSString *StripVersion(NSString *version) {
+    NSRange colon = [version rangeOfString:@":"];
+    if (colon.location != NSNotFound)
+        version = [version substringFromIndex:(colon.location + 1)];
+    return version;
 }
 
 }
 
-- (NSString *) rightTitle {
-    return nil;
-}
+static const float TextViewOffset_ = 22;
 
 
-@end
-/* }}} */
+UITextView *GetTextView(NSString *value, float left, bool html) {
+    UITextView *text([[[UITextView alloc] initWithFrame:CGRectMake(left, 3, 310 - left, 1000)] autorelease]);
+    [text setEditable:NO];
+    [text setTextSize:16];
+    /*if (html)
+        [text setHTML:value];
+    else*/
+        [text setText:value];
+    [text setEnabled:NO];
 
 
-@class Package;
+    [text setBackgroundColor:[UIColor clearColor]];
 
 
-@interface Database : NSObject {
-    pkgCacheFile cache_;
-    pkgRecords *records_;
-    pkgProblemResolver *resolver_;
+    CGRect frame = [text frame];
+    [text setFrame:frame];
+    CGRect rect = [text visibleTextRect];
+    frame.size.height = rect.size.height;
+    [text setFrame:frame];
 
 
-    id delegate_;
-    Status status_;
-    Progress progress_;
-    int statusfd_;
+    return text;
 }
 
 }
 
-- (void) _readStatus:(NSNumber *)fd;
-- (void) _readOutput:(NSNumber *)fd;
-
-- (Package *) packageWithName:(NSString *)name;
+NSString *Simplify(NSString *title) {
+    const char *data = [title UTF8String];
+    size_t size = [title length];
 
 
-- (Database *) init;
-- (pkgCacheFile &) cache;
-- (pkgRecords *) records;
-- (pkgProblemResolver *) resolver;
-- (void) reloadData;
+    static Pcre square_r("^\\[(.*)\\]$");
+    if (square_r(data, size))
+        return Simplify(square_r[1]);
 
 
-- (void) perform;
-- (void) update;
-- (void) upgrade;
+    static Pcre paren_r("^\\((.*)\\)$");
+    if (paren_r(data, size))
+        return Simplify(paren_r[1]);
 
 
-- (void) setDelegate:(id)delegate;
-@end
+    static Pcre title_r("^(.*?) \\(.*\\)$");
+    if (title_r(data, size))
+        return Simplify(title_r[1]);
 
 
-/* Package Class {{{ */
-@interface Package : NSObject {
-    pkgCache::PkgIterator iterator_;
-    Database *database_;
-    pkgRecords::Parser *parser_;
-    pkgCache::VerIterator version_;
-    pkgCache::VerFileIterator file_;
+    return title;
 }
 }
+/* }}} */
 
 
-- (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database version:(pkgCache::VerIterator)version file:(pkgCache::VerFileIterator)file;
-+ (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
+bool isSectionVisible(NSString *section) {
+    NSDictionary *metadata = [Sections_ objectForKey:section];
+    NSNumber *hidden = metadata == nil ? nil : [metadata objectForKey:@"Hidden"];
+    return hidden == nil || ![hidden boolValue];
+}
 
 
-- (NSString *) name;
-- (NSString *) section;
-- (NSString *) latest;
-- (NSString *) installed;
-- (Address *) maintainer;
-- (size_t) size;
-- (NSString *) tagline;
-- (NSString *) description;
-- (NSComparisonResult) compareBySectionAndName:(Package *)package;
+/* Delegate Prototypes {{{ */
+@class Package;
+@class Source;
 
 
-- (void) install;
-- (void) remove;
+@interface NSObject (ProgressDelegate)
 @end
 
 @end
 
-@implementation Package
-
-- (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database version:(pkgCache::VerIterator)version file:(pkgCache::VerFileIterator)file {
-    if ((self = [super init]) != nil) {
-        iterator_ = iterator;
-        database_ = database;
+@implementation NSObject(ProgressDelegate)
 
 
-        version_ = version;
-        file_ = file;
-        parser_ = &[database_ records]->Lookup(file);
-    } return self;
+- (void) _setProgressError:(NSArray *)args {
+    [self performSelector:@selector(setProgressError:forPackage:)
+        withObject:[args objectAtIndex:0]
+        withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
+    ];
 }
 
 }
 
-+ (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database {
-    for (pkgCache::VerIterator version = iterator.VersionList(); !version.end(); ++version)
-        for (pkgCache::VerFileIterator file = version.FileList(); !file.end(); ++file)
-            return [[[Package alloc]
-                initWithIterator:iterator 
-                database:database
-                version:version
-                file:file]
-            autorelease];
-    return nil;
-}
+@end
 
 
-- (NSString *) name {
-    return [[NSString stringWithCString:iterator_.Name()] lowercaseString];
-}
+@protocol ProgressDelegate
+- (void) setProgressError:(NSString *)error forPackage:(NSString *)id;
+- (void) setProgressTitle:(NSString *)title;
+- (void) setProgressPercent:(float)percent;
+- (void) startProgress;
+- (void) addProgressOutput:(NSString *)output;
+- (bool) isCancelling:(size_t)received;
+@end
 
 
-- (NSString *) section {
-    return [NSString stringWithCString:iterator_.Section()];
-}
+@protocol ConfigurationDelegate
+- (void) repairWithSelector:(SEL)selector;
+- (void) setConfigurationData:(NSString *)data;
+@end
 
 
-- (NSString *) latest {
-    return [NSString stringWithCString:version_.VerStr()];
-}
+@protocol CydiaDelegate
+- (void) installPackage:(Package *)package;
+- (void) removePackage:(Package *)package;
+- (void) slideUp:(UIActionSheet *)alert;
+- (void) distUpgrade;
+- (void) updateData;
+- (void) syncData;
+- (void) askForSettings;
+- (UIProgressHUD *) addProgressHUD;
+@end
+/* }}} */
+
+/* Status Delegation {{{ */
+class Status :
+    public pkgAcquireStatus
+{
+  private:
+    _transient NSObject<ProgressDelegate> *delegate_;
+
+  public:
+    Status() :
+        delegate_(nil)
+    {
+    }
+
+    void setDelegate(id delegate) {
+        delegate_ = delegate;
+    }
+
+    virtual bool MediaChange(std::string media, std::string drive) {
+        return false;
+    }
+
+    virtual void IMSHit(pkgAcquire::ItemDesc &item) {
+    }
+
+    virtual void Fetch(pkgAcquire::ItemDesc &item) {
+        [delegate_ setProgressTitle:[NSString stringWithUTF8String:("Downloading " + item.ShortDesc).c_str()]];
+    }
+
+    virtual void Done(pkgAcquire::ItemDesc &item) {
+    }
+
+    virtual void Fail(pkgAcquire::ItemDesc &item) {
+        if (
+            item.Owner->Status == pkgAcquire::Item::StatIdle ||
+            item.Owner->Status == pkgAcquire::Item::StatDone
+        )
+            return;
+
+        [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
+            withObject:[NSArray arrayWithObjects:[NSString stringWithUTF8String:item.Owner->ErrorText.c_str()], nil]
+            waitUntilDone:YES
+        ];
+    }
+
+    virtual bool Pulse(pkgAcquire *Owner) {
+        bool value = pkgAcquireStatus::Pulse(Owner);
+
+        float percent(
+            double(CurrentBytes + CurrentItems) /
+            double(TotalBytes + TotalItems)
+        );
+
+        [delegate_ setProgressPercent:percent];
+        return [delegate_ isCancelling:CurrentBytes] ? false : value;
+    }
+
+    virtual void Start() {
+        [delegate_ startProgress];
+    }
+
+    virtual void Stop() {
+    }
+};
+/* }}} */
+/* Progress Delegation {{{ */
+class Progress :
+    public OpProgress
+{
+  private:
+    _transient id<ProgressDelegate> delegate_;
+
+  protected:
+    virtual void Update() {
+        [delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
+        [delegate_ setProgressPercent:(Percent / 100)];
+    }
+
+  public:
+    Progress() :
+        delegate_(nil)
+    {
+    }
+
+    void setDelegate(id delegate) {
+        delegate_ = delegate;
+    }
+
+    virtual void Done() {
+        [delegate_ setProgressPercent:1];
+    }
+};
+/* }}} */
+
+/* Database Interface {{{ */
+@interface Database : NSObject {
+    pkgCacheFile cache_;
+    pkgDepCache::Policy *policy_;
+    pkgRecords *records_;
+    pkgProblemResolver *resolver_;
+    pkgAcquire *fetcher_;
+    FileFd *lock_;
+    SPtr<pkgPackageManager> manager_;
+    pkgSourceList *list_;
+
+    NSMutableDictionary *sources_;
+    NSMutableArray *packages_;
+
+    _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
+    Status status_;
+    Progress progress_;
+
+    int cydiafd_;
+    int statusfd_;
+    FILE *input_;
+}
+
+- (void) _readCydia:(NSNumber *)fd;
+- (void) _readStatus:(NSNumber *)fd;
+- (void) _readOutput:(NSNumber *)fd;
+
+- (FILE *) input;
+
+- (Package *) packageWithName:(NSString *)name;
+
+- (Database *) init;
+- (pkgCacheFile &) cache;
+- (pkgDepCache::Policy *) policy;
+- (pkgRecords *) records;
+- (pkgProblemResolver *) resolver;
+- (pkgAcquire &) fetcher;
+- (NSArray *) packages;
+- (NSArray *) sources;
+- (void) reloadData;
+
+- (void) configure;
+- (void) prepare;
+- (void) perform;
+- (void) upgrade;
+- (void) update;
+
+- (void) updateWithStatus:(Status &)status;
+
+- (void) setDelegate:(id)delegate;
+- (Source *) getSource:(const pkgCache::PkgFileIterator &)file;
+@end
+/* }}} */
+
+/* Source Class {{{ */
+@interface Source : NSObject {
+    NSString *description_;
+    NSString *label_;
+    NSString *origin_;
+
+    NSString *uri_;
+    NSString *distribution_;
+    NSString *type_;
+    NSString *version_;
+
+    NSString *defaultIcon_;
+
+    NSDictionary *record_;
+    BOOL trusted_;
+}
+
+- (Source *) initWithMetaIndex:(metaIndex *)index;
+
+- (NSComparisonResult) compareByNameAndType:(Source *)source;
+
+- (NSDictionary *) record;
+- (BOOL) trusted;
+
+- (NSString *) uri;
+- (NSString *) distribution;
+- (NSString *) type;
+- (NSString *) key;
+- (NSString *) host;
+
+- (NSString *) name;
+- (NSString *) description;
+- (NSString *) label;
+- (NSString *) origin;
+- (NSString *) version;
+
+- (NSString *) defaultIcon;
+
+@end
+
+@implementation Source
+
+- (void) dealloc {
+    [uri_ release];
+    [distribution_ release];
+    [type_ release];
+
+    if (description_ != nil)
+        [description_ release];
+    if (label_ != nil)
+        [label_ release];
+    if (origin_ != nil)
+        [origin_ release];
+    if (version_ != nil)
+        [version_ release];
+    if (defaultIcon_ != nil)
+        [defaultIcon_ release];
+    if (record_ != nil)
+        [record_ release];
+
+    [super dealloc];
+}
+
++ (NSArray *) _attributeKeys {
+    return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
+}
+
+- (NSArray *) attributeKeys {
+    return [[self class] _attributeKeys];
+}
+
++ (BOOL) isKeyExcludedFromWebScript:(const char *)name {
+    return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
+}
+
+- (Source *) initWithMetaIndex:(metaIndex *)index {
+    if ((self = [super init]) != nil) {
+        trusted_ = index->IsTrusted();
+
+        uri_ = [[NSString stringWithUTF8String:index->GetURI().c_str()] retain];
+        distribution_ = [[NSString stringWithUTF8String:index->GetDist().c_str()] retain];
+        type_ = [[NSString stringWithUTF8String:index->GetType()] retain];
+
+        debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
+        if (dindex != NULL) {
+            std::ifstream release(dindex->MetaIndexFile("Release").c_str());
+            std::string line;
+            while (std::getline(release, line)) {
+                std::string::size_type colon(line.find(':'));
+                if (colon == std::string::npos)
+                    continue;
+
+                std::string name(line.substr(0, colon));
+                std::string value(line.substr(colon + 1));
+                while (!value.empty() && value[0] == ' ')
+                    value = value.substr(1);
+
+                if (name == "Default-Icon")
+                    defaultIcon_ = [[NSString stringWithUTF8String:value.c_str()] retain];
+                else if (name == "Description")
+                    description_ = [[NSString stringWithUTF8String:value.c_str()] retain];
+                else if (name == "Label")
+                    label_ = [[NSString stringWithUTF8String:value.c_str()] retain];
+                else if (name == "Origin")
+                    origin_ = [[NSString stringWithUTF8String:value.c_str()] retain];
+                else if (name == "Version")
+                    version_ = [[NSString stringWithUTF8String:value.c_str()] retain];
+            }
+        }
+
+        record_ = [Sources_ objectForKey:[self key]];
+        if (record_ != nil)
+            record_ = [record_ retain];
+    } return self;
+}
+
+- (NSComparisonResult) compareByNameAndType:(Source *)source {
+    NSDictionary *lhr = [self record];
+    NSDictionary *rhr = [source record];
+
+    if (lhr != rhr)
+        return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
+
+    NSString *lhs = [self name];
+    NSString *rhs = [source name];
+
+    if ([lhs length] != 0 && [rhs length] != 0) {
+        unichar lhc = [lhs characterAtIndex:0];
+        unichar rhc = [rhs characterAtIndex:0];
+
+        if (isalpha(lhc) && !isalpha(rhc))
+            return NSOrderedAscending;
+        else if (!isalpha(lhc) && isalpha(rhc))
+            return NSOrderedDescending;
+    }
+
+    return [lhs compare:rhs options:CompareOptions_];
+}
+
+- (NSDictionary *) record {
+    return record_;
+}
+
+- (BOOL) trusted {
+    return trusted_;
+}
+
+- (NSString *) uri {
+    return uri_;
+}
+
+- (NSString *) distribution {
+    return distribution_;
+}
+
+- (NSString *) type {
+    return type_;
+}
+
+- (NSString *) key {
+    return [NSString stringWithFormat:@"%@:%@:%@", type_, uri_, distribution_];
+}
+
+- (NSString *) host {
+    return [[[NSURL URLWithString:[self uri]] host] lowercaseString];
+}
+
+- (NSString *) name {
+    return origin_ == nil ? [self host] : origin_;
+}
+
+- (NSString *) description {
+    return description_;
+}
+
+- (NSString *) label {
+    return label_ == nil ? [self host] : label_;
+}
+
+- (NSString *) origin {
+    return origin_;
+}
+
+- (NSString *) version {
+    return version_;
+}
+
+- (NSString *) defaultIcon {
+    return defaultIcon_;
+}
+
+@end
+/* }}} */
+/* Relationship Class {{{ */
+@interface Relationship : NSObject {
+    NSString *type_;
+    NSString *id_;
+}
+
+- (NSString *) type;
+- (NSString *) id;
+- (NSString *) name;
+
+@end
+
+@implementation Relationship
+
+- (void) dealloc {
+    [type_ release];
+    [id_ release];
+    [super dealloc];
+}
+
+- (NSString *) type {
+    return type_;
+}
+
+- (NSString *) id {
+    return id_;
+}
+
+- (NSString *) name {
+    _assert(false);
+    return nil;
+}
+
+@end
+/* }}} */
+/* Package Class {{{ */
+NSString *Scour(const char *field, const char *begin, const char *end) {
+    size_t i(0), l(strlen(field));
+
+    for (;;) {
+        const char *name = begin + i;
+        const char *colon = name + l;
+        const char *value = colon + 1;
+
+        if (
+            value < end &&
+            *colon == ':' &&
+            memcmp(name, field, l) == 0
+        ) {
+            while (value != end && value[0] == ' ')
+                ++value;
+            const char *line = std::find(value, end, '\n');
+            while (line != value && line[-1] == ' ')
+                --line;
+
+            return [NSString stringWithUTF8Bytes:value length:(line - value)];
+        } else {
+            begin = std::find(begin, end, '\n');
+            if (begin == end)
+                return nil;
+            ++begin;
+        }
+    }
+}
+
+@interface Package : NSObject {
+    pkgCache::PkgIterator iterator_;
+    _transient Database *database_;
+    pkgCache::VerIterator version_;
+    pkgCache::VerFileIterator file_;
+
+    Source *source_;
+    bool cached_;
+
+    NSString *latest_;
+    NSString *installed_;
+
+    NSString *id_;
+    NSString *name_;
+    NSString *tagline_;
+    NSString *icon_;
+    NSString *depiction_;
+    NSString *homepage_;
+    Address *sponsor_;
+    Address *author_;
+    NSArray *tags_;
+    NSString *role_;
+
+    NSArray *relationships_;
+}
+
+- (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
++ (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
+
+- (pkgCache::PkgIterator) iterator;
+
+- (NSString *) section;
+- (Address *) maintainer;
+- (size_t) size;
+- (NSString *) description;
+- (NSString *) index;
+
+- (NSDate *) seen;
+
+- (NSString *) latest;
+- (NSString *) installed;
+
+- (BOOL) valid;
+- (BOOL) upgradableAndEssential:(BOOL)essential;
+- (BOOL) essential;
+- (BOOL) broken;
+- (BOOL) unfiltered;
+- (BOOL) visible;
+
+- (BOOL) half;
+- (BOOL) halfConfigured;
+- (BOOL) halfInstalled;
+- (BOOL) hasMode;
+- (NSString *) mode;
+
+- (NSString *) id;
+- (NSString *) name;
+- (NSString *) tagline;
+- (NSString *) icon;
+- (NSString *) homepage;
+- (NSString *) depiction;
+- (Address *) author;
+
+- (NSArray *) relationships;
+
+- (Source *) source;
+- (NSString *) role;
+
+- (BOOL) matches:(NSString *)text;
+
+- (bool) hasSupportingRole;
+- (BOOL) hasTag:(NSString *)tag;
+
+- (NSComparisonResult) compareByName:(Package *)package;
+- (NSComparisonResult) compareBySection:(Package *)package;
+- (NSComparisonResult) compareBySectionAndName:(Package *)package;
+- (NSComparisonResult) compareForChanges:(Package *)package;
+
+- (void) install;
+- (void) remove;
+
+- (NSNumber *) isUnfilteredAndSearchedForBy:(NSString *)search;
+- (NSNumber *) isInstalledAndVisible:(NSNumber *)number;
+- (NSNumber *) isVisiblyUninstalledInSection:(NSString *)section;
+- (NSNumber *) isVisibleInSource:(Source *)source;
+
+@end
+
+@implementation Package
+
+- (void) dealloc {
+    if (source_ != nil)
+        [source_ release];
+
+    [latest_ release];
+    if (installed_ != nil)
+        [installed_ release];
+
+    [id_ release];
+    if (name_ != nil)
+        [name_ release];
+    [tagline_ release];
+    if (icon_ != nil)
+        [icon_ release];
+    if (depiction_ != nil)
+        [depiction_ release];
+    if (homepage_ != nil)
+        [homepage_ release];
+    if (sponsor_ != nil)
+        [sponsor_ release];
+    if (author_ != nil)
+        [author_ release];
+    if (tags_ != nil)
+        [tags_ release];
+    if (role_ != nil)
+        [role_ release];
+
+    if (relationships_ != nil)
+        [relationships_ release];
+
+    [super dealloc];
+}
+
++ (NSArray *) _attributeKeys {
+    return [NSArray arrayWithObjects:@"author", @"depiction", @"description", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"maintainer", @"name", @"section", @"size", @"source", @"sponsor", @"tagline", nil];
+}
+
+- (NSArray *) attributeKeys {
+    return [[self class] _attributeKeys];
+}
+
++ (BOOL) isKeyExcludedFromWebScript:(const char *)name {
+    return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
+}
+
+- (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database {
+    if ((self = [super init]) != nil) {
+        iterator_ = iterator;
+        database_ = database;
+
+        version_ = [database_ policy]->GetCandidateVer(iterator_);
+        latest_ = version_.end() ? nil : [StripVersion([NSString stringWithUTF8String:version_.VerStr()]) retain];
+
+        if (!version_.end())
+            file_ = version_.FileList();
+        else {
+            pkgCache &cache([database_ cache]);
+            file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
+        }
+
+        pkgCache::VerIterator current = iterator_.CurrentVer();
+        installed_ = current.end() ? nil : [StripVersion([NSString stringWithUTF8String:current.VerStr()]) retain];
+
+        id_ = [[[NSString stringWithUTF8String:iterator_.Name()] lowercaseString] retain];
+
+        if (!file_.end()) {
+            pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
+
+            const char *begin, *end;
+            parser->GetRec(begin, end);
+
+            name_ = Scour("Name", begin, end);
+            if (name_ != nil)
+                name_ = [name_ retain];
+            tagline_ = [[NSString stringWithUTF8String:parser->ShortDesc().c_str()] retain];
+            icon_ = Scour("Icon", begin, end);
+            if (icon_ != nil)
+                icon_ = [icon_ retain];
+            depiction_ = Scour("Depiction", begin, end);
+            if (depiction_ != nil)
+                depiction_ = [depiction_ retain];
+            homepage_ = Scour("Homepage", begin, end);
+            if (homepage_ == nil)
+                homepage_ = Scour("Website", begin, end);
+            if ([homepage_ isEqualToString:depiction_])
+                homepage_ = nil;
+            if (homepage_ != nil)
+                homepage_ = [homepage_ retain];
+            NSString *sponsor = Scour("Sponsor", begin, end);
+            if (sponsor != nil)
+                sponsor_ = [[Address addressWithString:sponsor] retain];
+            NSString *author = Scour("Author", begin, end);
+            if (author != nil)
+                author_ = [[Address addressWithString:author] retain];
+            NSString *tags = Scour("Tag", begin, end);
+            if (tags != nil)
+                tags_ = [[tags componentsSeparatedByString:@", "] retain];
+        }
+
+        if (tags_ != nil)
+            for (int i(0), e([tags_ count]); i != e; ++i) {
+                NSString *tag = [tags_ objectAtIndex:i];
+                if ([tag hasPrefix:@"role::"]) {
+                    role_ = [[tag substringFromIndex:6] retain];
+                    break;
+                }
+            }
+
+        NSMutableDictionary *metadata = [Packages_ objectForKey:id_];
+        if (metadata == nil || [metadata count] == 0) {
+            metadata = [NSMutableDictionary dictionaryWithObjectsAndKeys:
+                now_, @"FirstSeen",
+            nil];
+
+            [Packages_ setObject:metadata forKey:id_];
+            Changed_ = true;
+        }
+    } return self;
+}
+
++ (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database {
+    return [[[Package alloc]
+        initWithIterator:iterator 
+        database:database
+    ] autorelease];
+}
+
+- (pkgCache::PkgIterator) iterator {
+    return iterator_;
+}
+
+- (NSString *) section {
+    const char *section = iterator_.Section();
+    if (section == NULL)
+        return nil;
+
+    NSString *name = [[NSString stringWithUTF8String:section] stringByReplacingCharacter:' ' withCharacter:'_'];
+
+  lookup:
+    if (NSDictionary *value = [SectionMap_ objectForKey:name])
+        if (NSString *rename = [value objectForKey:@"Rename"]) {
+            name = rename;
+            goto lookup;
+        }
+
+    return [name stringByReplacingCharacter:'_' withCharacter:' '];
+}
+
+- (Address *) maintainer {
+    if (file_.end())
+        return nil;
+    pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
+    return [Address addressWithString:[NSString stringWithUTF8String:parser->Maintainer().c_str()]];
+}
+
+- (size_t) size {
+    return version_.end() ? 0 : version_->InstalledSize;
+}
+
+- (NSString *) description {
+    if (file_.end())
+        return nil;
+    pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
+    NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
+
+    NSArray *lines = [description componentsSeparatedByString:@"\n"];
+    NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
+    if ([lines count] < 2)
+        return nil;
+
+    NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
+    for (size_t i(1); i != [lines count]; ++i) {
+        NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
+        [trimmed addObject:trim];
+    }
+
+    return [trimmed componentsJoinedByString:@"\n"];
+}
+
+- (NSString *) index {
+    NSString *index = [[[self name] substringToIndex:1] uppercaseString];
+    return [index length] != 0 && isalpha([index characterAtIndex:0]) ? index : @"123";
+}
+
+- (NSDate *) seen {
+    return [[Packages_ objectForKey:id_] objectForKey:@"FirstSeen"];
+}
+
+- (NSString *) latest {
+    return latest_;
+}
+
+- (NSString *) installed {
+    return installed_;
+}
+
+- (BOOL) valid {
+    return !version_.end();
+}
+
+- (BOOL) upgradableAndEssential:(BOOL)essential {
+    pkgCache::VerIterator current = iterator_.CurrentVer();
+
+    if (current.end())
+        return essential && [self essential];
+    else {
+        pkgCache::VerIterator candidate = [database_ policy]->GetCandidateVer(iterator_);
+        return !candidate.end() && candidate != current;
+    }
+}
+
+- (BOOL) essential {
+    return (iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES;
+}
+
+- (BOOL) broken {
+    return [database_ cache][iterator_].InstBroken();
+}
+
+- (BOOL) unfiltered {
+    NSString *section = [self section];
+    return section == nil || isSectionVisible(section);
+}
+
+- (BOOL) visible {
+    return [self hasSupportingRole] && [self unfiltered];
+}
+
+- (BOOL) half {
+    unsigned char current = iterator_->CurrentState;
+    return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
+}
+
+- (BOOL) halfConfigured {
+    return iterator_->CurrentState == pkgCache::State::HalfConfigured;
+}
+
+- (BOOL) halfInstalled {
+    return iterator_->CurrentState == pkgCache::State::HalfInstalled;
+}
+
+- (BOOL) hasMode {
+    pkgDepCache::StateCache &state([database_ cache][iterator_]);
+    return state.Mode != pkgDepCache::ModeKeep;
+}
+
+- (NSString *) mode {
+    pkgDepCache::StateCache &state([database_ cache][iterator_]);
+
+    switch (state.Mode) {
+        case pkgDepCache::ModeDelete:
+            if ((state.iFlags & pkgDepCache::Purge) != 0)
+                return @"Purge";
+            else
+                return @"Remove";
+            _assert(false);
+        case pkgDepCache::ModeKeep:
+            if ((state.iFlags & pkgDepCache::AutoKept) != 0)
+                return nil;
+            else
+                return nil;
+            _assert(false);
+        case pkgDepCache::ModeInstall:
+            if ((state.iFlags & pkgDepCache::ReInstall) != 0)
+                return @"Reinstall";
+            else switch (state.Status) {
+                case -1:
+                    return @"Downgrade";
+                case 0:
+                    return @"Install";
+                case 1:
+                    return @"Upgrade";
+                case 2:
+                    return @"New Install";
+                default:
+                    _assert(false);
+            }
+        default:
+            _assert(false);
+    }
+}
+
+- (NSString *) id {
+    return id_;
+}
+
+- (NSString *) name {
+    return name_ == nil ? id_ : name_;
+}
+
+- (NSString *) tagline {
+    return tagline_;
+}
+
+- (NSString *) icon {
+    return icon_;
+}
+
+- (NSString *) homepage {
+    return homepage_;
+}
+
+- (NSString *) depiction {
+    return depiction_;
+}
+
+- (Address *) sponsor {
+    return sponsor_;
+}
+
+- (Address *) author {
+    return author_;
+}
+
+- (NSArray *) relationships {
+    return relationships_;
+}
+
+- (Source *) source {
+    if (!cached_) {
+        source_ = file_.end() ? nil : [[database_ getSource:file_.File()] retain];
+        cached_ = true;
+    }
+
+    return source_;
+}
+
+- (NSString *) role {
+    return role_;
+}
+
+- (BOOL) matches:(NSString *)text {
+    if (text == nil)
+        return NO;
+
+    NSRange range;
+
+    range = [[self id] rangeOfString:text options:NSCaseInsensitiveSearch];
+    if (range.location != NSNotFound)
+        return YES;
+
+    range = [[self name] rangeOfString:text options:NSCaseInsensitiveSearch];
+    if (range.location != NSNotFound)
+        return YES;
+
+    range = [[self tagline] rangeOfString:text options:NSCaseInsensitiveSearch];
+    if (range.location != NSNotFound)
+        return YES;
+
+    return NO;
+}
+
+- (bool) hasSupportingRole {
+    if (role_ == nil)
+        return true;
+    if ([role_ isEqualToString:@"enduser"])
+        return true;
+    if ([Role_ isEqualToString:@"User"])
+        return false;
+    if ([role_ isEqualToString:@"hacker"])
+        return true;
+    if ([Role_ isEqualToString:@"Hacker"])
+        return false;
+    if ([role_ isEqualToString:@"developer"])
+        return true;
+    if ([Role_ isEqualToString:@"Developer"])
+        return false;
+    _assert(false);
+}
+
+- (BOOL) hasTag:(NSString *)tag {
+    return tags_ == nil ? NO : [tags_ containsObject:tag];
+}
+
+- (NSComparisonResult) compareByName:(Package *)package {
+    NSString *lhs = [self name];
+    NSString *rhs = [package name];
+
+    if ([lhs length] != 0 && [rhs length] != 0) {
+        unichar lhc = [lhs characterAtIndex:0];
+        unichar rhc = [rhs characterAtIndex:0];
+
+        if (isalpha(lhc) && !isalpha(rhc))
+            return NSOrderedAscending;
+        else if (!isalpha(lhc) && isalpha(rhc))
+            return NSOrderedDescending;
+    }
+
+    return [lhs compare:rhs options:CompareOptions_];
+}
+
+- (NSComparisonResult) compareBySection:(Package *)package {
+    NSString *lhs = [self section];
+    NSString *rhs = [package section];
+
+    if (lhs == NULL && rhs != NULL)
+        return NSOrderedAscending;
+    else if (lhs != NULL && rhs == NULL)
+        return NSOrderedDescending;
+    else if (lhs != NULL && rhs != NULL) {
+        NSComparisonResult result = [lhs compare:rhs options:CompareOptions_];
+        if (result != NSOrderedSame)
+            return result;
+    }
+
+    return NSOrderedSame;
+}
+
+- (NSComparisonResult) compareBySectionAndName:(Package *)package {
+    NSString *lhs = [self section];
+    NSString *rhs = [package section];
+
+    if (lhs == NULL && rhs != NULL)
+        return NSOrderedAscending;
+    else if (lhs != NULL && rhs == NULL)
+        return NSOrderedDescending;
+    else if (lhs != NULL && rhs != NULL) {
+        NSComparisonResult result = [lhs compare:rhs];
+        if (result != NSOrderedSame)
+            return result;
+    }
+
+    return [self compareByName:package];
+}
+
+- (NSComparisonResult) compareForChanges:(Package *)package {
+    BOOL lhs = [self upgradableAndEssential:YES];
+    BOOL rhs = [package upgradableAndEssential:YES];
+
+    if (lhs != rhs)
+        return lhs ? NSOrderedAscending : NSOrderedDescending;
+    else if (!lhs) {
+        switch ([[self seen] compare:[package seen]]) {
+            case NSOrderedAscending:
+                return NSOrderedDescending;
+            case NSOrderedSame:
+                break;
+            case NSOrderedDescending:
+                return NSOrderedAscending;
+            default:
+                _assert(false);
+        }
+    }
+
+    return [self compareByName:package];
+}
+
+- (void) install {
+    pkgProblemResolver *resolver = [database_ resolver];
+    resolver->Clear(iterator_);
+    resolver->Protect(iterator_);
+    pkgCacheFile &cache([database_ cache]);
+    cache->MarkInstall(iterator_, false);
+    pkgDepCache::StateCache &state((*cache)[iterator_]);
+    if (!state.Install())
+        cache->SetReInstall(iterator_, true);
+}
+
+- (void) remove {
+    pkgProblemResolver *resolver = [database_ resolver];
+    resolver->Clear(iterator_);
+    resolver->Protect(iterator_);
+    resolver->Remove(iterator_);
+    [database_ cache]->MarkDelete(iterator_, true);
+}
+
+- (NSNumber *) isUnfilteredAndSearchedForBy:(NSString *)search {
+    return [NSNumber numberWithBool:(
+        [self unfiltered] && [self matches:search]
+    )];
+}
+
+- (NSNumber *) isInstalledAndVisible:(NSNumber *)number {
+    return [NSNumber numberWithBool:(
+        (![number boolValue] || [self visible]) && [self installed] != nil
+    )];
+}
+
+- (NSNumber *) isVisiblyUninstalledInSection:(NSString *)name {
+    NSString *section = [self section];
+
+    return [NSNumber numberWithBool:(
+        [self visible] &&
+        [self installed] == nil && (
+            name == nil ||
+            section == nil && [name length] == 0 ||
+            [name isEqualToString:section]
+        )
+    )];
+}
+
+- (NSNumber *) isVisibleInSource:(Source *)source {
+    return [NSNumber numberWithBool:([self source] == source && [self visible])];
+}
+
+@end
+/* }}} */
+/* Section Class {{{ */
+@interface Section : NSObject {
+    NSString *name_;
+    size_t row_;
+    size_t count_;
+}
+
+- (NSComparisonResult) compareByName:(Section *)section;
+- (Section *) initWithName:(NSString *)name;
+- (Section *) initWithName:(NSString *)name row:(size_t)row;
+- (NSString *) name;
+- (size_t) row;
+- (size_t) count;
+- (void) addToCount;
+
+@end
+
+@implementation Section
+
+- (void) dealloc {
+    [name_ release];
+    [super dealloc];
+}
+
+- (NSComparisonResult) compareByName:(Section *)section {
+    NSString *lhs = [self name];
+    NSString *rhs = [section name];
+
+    if ([lhs length] != 0 && [rhs length] != 0) {
+        unichar lhc = [lhs characterAtIndex:0];
+        unichar rhc = [rhs characterAtIndex:0];
+
+        if (isalpha(lhc) && !isalpha(rhc))
+            return NSOrderedAscending;
+        else if (!isalpha(lhc) && isalpha(rhc))
+            return NSOrderedDescending;
+    }
+
+    return [lhs compare:rhs options:CompareOptions_];
+}
+
+- (Section *) initWithName:(NSString *)name {
+    return [self initWithName:name row:0];
+}
+
+- (Section *) initWithName:(NSString *)name row:(size_t)row {
+    if ((self = [super init]) != nil) {
+        name_ = [name retain];
+        row_ = row;
+    } return self;
+}
+
+- (NSString *) name {
+    return name_;
+}
+
+- (size_t) row {
+    return row_;
+}
+
+- (size_t) count {
+    return count_;
+}
+
+- (void) addToCount {
+    ++count_;
+}
+
+@end
+/* }}} */
+
+int Finish_;
+NSArray *Finishes_;
+
+/* Database Implementation {{{ */
+@implementation Database
+
+- (void) dealloc {
+    _assert(false);
+    [super dealloc];
+}
+
+- (void) _readCydia:(NSNumber *)fd {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
+    std::istream is(&ib);
+    std::string line;
+
+    static Pcre finish_r("^finish:([^:]*)$");
+
+    while (std::getline(is, line)) {
+        const char *data(line.c_str());
+        size_t size = line.size();
+        fprintf(stderr, "C:%s\n", data);
+
+        if (finish_r(data, size)) {
+            NSString *finish = finish_r[1];
+            int index = [Finishes_ indexOfObject:finish];
+            if (index != INT_MAX && index > Finish_)
+                Finish_ = index;
+        }
+    }
+
+    [pool release];
+    _assert(false);
+}
+
+- (void) _readStatus:(NSNumber *)fd {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
+    std::istream is(&ib);
+    std::string line;
+
+    static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
+    static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
+
+    while (std::getline(is, line)) {
+        const char *data(line.c_str());
+        size_t size = line.size();
+        fprintf(stderr, "S:%s\n", data);
+
+        if (conffile_r(data, size)) {
+            [delegate_ setConfigurationData:conffile_r[1]];
+        } else if (strncmp(data, "status: ", 8) == 0) {
+            NSString *string = [NSString stringWithUTF8String:(data + 8)];
+            [delegate_ setProgressTitle:string];
+        } else if (pmstatus_r(data, size)) {
+            std::string type([pmstatus_r[1] UTF8String]);
+            NSString *id = pmstatus_r[2];
+
+            float percent([pmstatus_r[3] floatValue]);
+            [delegate_ setProgressPercent:(percent / 100)];
+
+            NSString *string = pmstatus_r[4];
+
+            if (type == "pmerror")
+                [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
+                    withObject:[NSArray arrayWithObjects:string, id, nil]
+                    waitUntilDone:YES
+                ];
+            else if (type == "pmstatus")
+                [delegate_ setProgressTitle:string];
+            else if (type == "pmconffile")
+                [delegate_ setConfigurationData:string];
+            else _assert(false);
+        } else _assert(false);
+    }
+
+    [pool release];
+    _assert(false);
+}
+
+- (void) _readOutput:(NSNumber *)fd {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
+    std::istream is(&ib);
+    std::string line;
+
+    while (std::getline(is, line)) {
+        fprintf(stderr, "O:%s\n", line.c_str());
+        [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
+    }
+
+    [pool release];
+    _assert(false);
+}
+
+- (FILE *) input {
+    return input_;
+}
+
+- (Package *) packageWithName:(NSString *)name {
+    if (static_cast<pkgDepCache *>(cache_) == NULL)
+        return nil;
+    pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
+    return iterator.end() ? nil : [Package packageWithIterator:iterator database:self];
+}
+
+- (Database *) init {
+    if ((self = [super init]) != nil) {
+        policy_ = NULL;
+        records_ = NULL;
+        resolver_ = NULL;
+        fetcher_ = NULL;
+        lock_ = NULL;
+
+        sources_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+
+        int fds[2];
+
+        _assert(pipe(fds) != -1);
+        cydiafd_ = fds[1];
+
+        _config->Set("APT::Keep-Fds::", cydiafd_);
+        setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
+
+        [NSThread
+            detachNewThreadSelector:@selector(_readCydia:)
+            toTarget:self
+            withObject:[[NSNumber numberWithInt:fds[0]] retain]
+        ];
+
+        _assert(pipe(fds) != -1);
+        statusfd_ = fds[1];
+
+        [NSThread
+            detachNewThreadSelector:@selector(_readStatus:)
+            toTarget:self
+            withObject:[[NSNumber numberWithInt:fds[0]] retain]
+        ];
+
+        _assert(pipe(fds) != -1);
+        _assert(dup2(fds[0], 0) != -1);
+        _assert(close(fds[0]) != -1);
+
+        input_ = fdopen(fds[1], "a");
+
+        _assert(pipe(fds) != -1);
+        _assert(dup2(fds[1], 1) != -1);
+        _assert(close(fds[1]) != -1);
+
+        [NSThread
+            detachNewThreadSelector:@selector(_readOutput:)
+            toTarget:self
+            withObject:[[NSNumber numberWithInt:fds[0]] retain]
+        ];
+    } return self;
+}
+
+- (pkgCacheFile &) cache {
+    return cache_;
+}
+
+- (pkgDepCache::Policy *) policy {
+    return policy_;
+}
+
+- (pkgRecords *) records {
+    return records_;
+}
+
+- (pkgProblemResolver *) resolver {
+    return resolver_;
+}
+
+- (pkgAcquire &) fetcher {
+    return *fetcher_;
+}
+
+- (NSArray *) packages {
+    return packages_;
+}
+
+- (NSArray *) sources {
+    return [sources_ allValues];
+}
+
+- (void) reloadData {
+    _error->Discard();
+
+    delete list_;
+    list_ = NULL;
+    manager_ = NULL;
+    delete lock_;
+    lock_ = NULL;
+    delete fetcher_;
+    fetcher_ = NULL;
+    delete resolver_;
+    resolver_ = NULL;
+    delete records_;
+    records_ = NULL;
+    delete policy_;
+    policy_ = NULL;
+
+    cache_.Close();
+
+    if (!cache_.Open(progress_, true)) {
+        std::string error;
+        if (!_error->PopMessage(error))
+            _assert(false);
+        _error->Discard();
+        fprintf(stderr, "cache_.Open():[%s]\n", error.c_str());
+
+        if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
+            [delegate_ repairWithSelector:@selector(configure)];
+        else if (error == "The package lists or status file could not be parsed or opened.")
+            [delegate_ repairWithSelector:@selector(update)];
+        // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
+        // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
+        // else if (error == "The list of sources could not be read.")
+        else _assert(false);
+
+        return;
+    }
+
+    now_ = [[NSDate date] retain];
+
+    policy_ = new pkgDepCache::Policy();
+    records_ = new pkgRecords(cache_);
+    resolver_ = new pkgProblemResolver(cache_);
+    fetcher_ = new pkgAcquire(&status_);
+    lock_ = NULL;
+
+    list_ = new pkgSourceList();
+    _assert(list_->ReadMainList());
+
+    _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
+    _assert(pkgApplyStatus(cache_));
+
+    if (cache_->BrokenCount() != 0) {
+        _assert(pkgFixBroken(cache_));
+        _assert(cache_->BrokenCount() == 0);
+        _assert(pkgMinimizeUpgrade(cache_));
+    }
+
+    [sources_ removeAllObjects];
+    for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
+        std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
+        for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
+            [sources_
+                setObject:[[[Source alloc] initWithMetaIndex:*source] autorelease]
+                forKey:[NSNumber numberWithLong:reinterpret_cast<uintptr_t>(*index)]
+            ];
+    }
+
+    [packages_ removeAllObjects];
+    for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
+        if (Package *package = [Package packageWithIterator:iterator database:self])
+            [packages_ addObject:package];
+
+    [packages_ sortUsingSelector:@selector(compareByName:)];
+}
+
+- (void) configure {
+    NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
+    system([dpkg UTF8String]);
+}
+
+- (void) clean {
+    if (lock_ != NULL)
+        return;
+
+    FileFd Lock;
+    Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+    _assert(!_error->PendingError());
+
+    pkgAcquire fetcher;
+    fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
+
+    class LogCleaner :
+        public pkgArchiveCleaner
+    {
+      protected:
+        virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
+            unlink(File);
+        }
+    } cleaner;
+
+    if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
+        std::string error;
+        while (_error->PopMessage(error))
+            fprintf(stderr, "ArchiveCleaner: %s\n", error.c_str());
+    }
+}
+
+- (void) prepare {
+    pkgRecords records(cache_);
+
+    lock_ = new FileFd();
+    lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+    _assert(!_error->PendingError());
+
+    pkgSourceList list;
+    // XXX: explain this with an error message
+    _assert(list.ReadMainList());
+
+    manager_ = (_system->CreatePM(cache_));
+    _assert(manager_->GetArchives(fetcher_, &list, &records));
+    _assert(!_error->PendingError());
+}
+
+- (void) perform {
+    NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
+        pkgSourceList list;
+        _assert(list.ReadMainList());
+        for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
+            [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
+    }
+
+    if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
+        _trace();
+        return;
+    }
+
+    bool failed = false;
+    for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
+        if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
+            continue;
+
+        std::string uri = (*item)->DescURI();
+        std::string error = (*item)->ErrorText;
+
+        fprintf(stderr, "pAf:%s:%s\n", uri.c_str(), error.c_str());
+        failed = true;
+
+        [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
+            withObject:[NSArray arrayWithObjects:[NSString stringWithUTF8String:error.c_str()], nil]
+            waitUntilDone:YES
+        ];
+    }
+
+    if (failed) {
+        _trace();
+        return;
+    }
+
+    _system->UnLock();
+    pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
+
+    if (_error->PendingError()) {
+        _trace();
+        return;
+    }
+
+    if (result == pkgPackageManager::Failed) {
+        _trace();
+        return;
+    }
+
+    if (result != pkgPackageManager::Completed) {
+        _trace();
+        return;
+    }
+
+    NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
+        pkgSourceList list;
+        _assert(list.ReadMainList());
+        for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
+            [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
+    }
+
+    if (![before isEqualToArray:after])
+        [self update];
+}
+
+- (void) upgrade {
+    _assert(pkgDistUpgrade(cache_));
+}
+
+- (void) update {
+    [self updateWithStatus:status_];
+}
+
+- (void) updateWithStatus:(Status &)status {
+    pkgSourceList list;
+    _assert(list.ReadMainList());
+
+    FileFd lock;
+    lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
+    _assert(!_error->PendingError());
+
+    pkgAcquire fetcher(&status);
+    _assert(list.GetIndexes(&fetcher));
+
+    if (fetcher.Run(PulseInterval_) != pkgAcquire::Failed) {
+        bool failed = false;
+        for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
+            if ((*item)->Status != pkgAcquire::Item::StatDone) {
+                (*item)->Finished();
+                failed = true;
+            }
+
+        if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
+            _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
+            _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
+        }
+
+        [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
+        Changed_ = true;
+    }
+}
+
+- (void) setDelegate:(id)delegate {
+    delegate_ = delegate;
+    status_.setDelegate(delegate);
+    progress_.setDelegate(delegate);
+}
+
+- (Source *) getSource:(const pkgCache::PkgFileIterator &)file {
+    pkgIndexFile *index(NULL);
+    list_->FindIndex(file, index);
+    return [sources_ objectForKey:[NSNumber numberWithLong:reinterpret_cast<uintptr_t>(index)]];
+}
+
+@end
+/* }}} */
+
+/* Confirmation View {{{ */
+void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString *key) {
+    if ([packages count] == 0)
+        return;
+
+    UITextView *text = GetTextView([packages count] == 0 ? @"n/a" : [packages componentsJoinedByString:@", "], 120, false);
+    [fields setObject:text forKey:key];
+
+    CGColor blue(space_, 0, 0, 0.4, 1);
+    [text setTextColor:[UIColor colorWithCGColor:blue]];
+}
+
+bool DepSubstrate(const pkgCache::VerIterator &iterator) {
+    if (!iterator.end())
+        for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
+            if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
+                continue;
+            pkgCache::PkgIterator package(dep.TargetPkg());
+            if (package.end())
+                continue;
+            if (strcmp(package.Name(), "mobilesubstrate") == 0)
+                return true;
+        }
+
+    return false;
+}
+
+@protocol ConfirmationViewDelegate
+- (void) cancel;
+- (void) confirm;
+@end
+
+@interface ConfirmationView : UIView {
+    Database *database_;
+    id delegate_;
+    UITransitionView *transition_;
+    UIView *overlay_;
+    UINavigationBar *navbar_;
+    UIPreferencesTable *table_;
+    NSMutableDictionary *fields_;
+    UIActionSheet *essential_;
+    BOOL substrate_;
+}
+
+- (void) cancel;
+
+- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate;
+
+@end
+
+@implementation ConfirmationView
+
+- (void) dealloc {
+    [navbar_ setDelegate:nil];
+    [transition_ setDelegate:nil];
+    [table_ setDataSource:nil];
+
+    [transition_ release];
+    [overlay_ release];
+    [navbar_ release];
+    [table_ release];
+    [fields_ release];
+    if (essential_ != nil)
+        [essential_ release];
+    [super dealloc];
+}
+
+- (void) cancel {
+    [transition_ transition:7 toView:nil];
+    [delegate_ cancel];
+}
+
+- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
+    if (from != nil && to == nil)
+        [self removeFromSuperview];
+}
+
+- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
+    switch (button) {
+        case 0:
+            if (essential_ != nil)
+                [essential_ popupAlertAnimated:YES];
+            else {
+                if (substrate_)
+                    Finish_ = 2;
+                [delegate_ confirm];
+            }
+        break;
+
+        case 1:
+            [self cancel];
+        break;
+    }
+}
+
+- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
+    NSString *context = [sheet context];
+
+    if ([context isEqualToString:@"remove"])
+        switch (button) {
+            case 1:
+                [self cancel];
+                break;
+            case 2:
+                if (substrate_)
+                    Finish_ = 2;
+                [delegate_ confirm];
+                break;
+            default:
+                _assert(false);
+        }
+    else if ([context isEqualToString:@"unable"])
+        [self cancel];
+
+    [sheet dismiss];
+}
+
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+    return 2;
+}
+
+- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
+    switch (group) {
+        case 0: return @"Statistics";
+        case 1: return @"Modifications";
+
+        default: _assert(false);
+    }
+}
+
+- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
+    switch (group) {
+        case 0: return 3;
+        case 1: return [fields_ count];
+
+        default: _assert(false);
+    }
+}
+
+- (float) preferencesTable:(UIPreferencesTable *)table heightForRow:(int)row inGroup:(int)group withProposedHeight:(float)proposed {
+    if (group != 1 || row == -1)
+        return proposed;
+    else {
+        _assert(size_t(row) < [fields_ count]);
+        return [[[fields_ allValues] objectAtIndex:row] visibleTextRect].size.height + TextViewOffset_;
+    }
+}
+
+- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
+    UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
+    [cell setShowSelection:NO];
+
+    switch (group) {
+        case 0: switch (row) {
+            case 0: {
+                [cell setTitle:@"Downloading"];
+                [cell setValue:SizeString([database_ fetcher].FetchNeeded())];
+            } break;
+
+            case 1: {
+                [cell setTitle:@"Resuming At"];
+                [cell setValue:SizeString([database_ fetcher].PartialPresent())];
+            } break;
+
+            case 2: {
+                double size([database_ cache]->UsrSize());
+
+                if (size < 0) {
+                    [cell setTitle:@"Disk Freeing"];
+                    [cell setValue:SizeString(-size)];
+                } else {
+                    [cell setTitle:@"Disk Using"];
+                    [cell setValue:SizeString(size)];
+                }
+            } break;
+
+            default: _assert(false);
+        } break;
+
+        case 1:
+            _assert(size_t(row) < [fields_ count]);
+            [cell setTitle:[[fields_ allKeys] objectAtIndex:row]];
+            [cell addSubview:[[fields_ allValues] objectAtIndex:row]];
+        break;
+
+        default: _assert(false);
+    }
+
+    return cell;
+}
+
+- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate {
+    if ((self = [super initWithFrame:[view bounds]]) != nil) {
+        database_ = database;
+        delegate_ = delegate;
+
+        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
+        [self addSubview:transition_];
+
+        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+
+        CGSize navsize = [UINavigationBar defaultSize];
+        CGRect navrect = {{0, 0}, navsize};
+        CGRect bounds = [overlay_ bounds];
+
+        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
+        [navbar_ setDelegate:self];
+
+        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Confirm"] autorelease];
+        [navbar_ pushNavigationItem:navitem];
+        [navbar_ showButtonsWithLeftTitle:@"Cancel" rightTitle:@"Confirm"];
+
+        fields_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
+
+        NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
+        NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
+        NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
+        NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
+        NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
+
+        bool remove(false);
+
+        pkgDepCache::Policy *policy([database_ policy]);
+
+        pkgCacheFile &cache([database_ cache]);
+        NSArray *packages = [database_ packages];
+        for (size_t i(0), e = [packages count]; i != e; ++i) {
+            Package *package = [packages objectAtIndex:i];
+            pkgCache::PkgIterator iterator = [package iterator];
+            pkgDepCache::StateCache &state(cache[iterator]);
+
+            NSString *name([package name]);
+
+            if (state.NewInstall())
+                [installing addObject:name];
+            else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
+                [reinstalling addObject:name];
+            else if (state.Upgrade())
+                [upgrading addObject:name];
+            else if (state.Downgrade())
+                [downgrading addObject:name];
+            else if (state.Delete()) {
+                if ([package essential])
+                    remove = true;
+                [removing addObject:name];
+            } else continue;
+
+            substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
+            substrate_ |= DepSubstrate(iterator.CurrentVer());
+        }
+
+        if (!remove)
+            essential_ = nil;
+        else if (Advanced_ || true) {
+            essential_ = [[UIActionSheet alloc]
+                initWithTitle:@"Removing Essentials"
+                buttons:[NSArray arrayWithObjects:
+                    @"Cancel Operation (Safe)",
+                    @"Force Removal (Unsafe)",
+                nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"remove"
+            ];
+
+#ifndef __OBJC2__
+            [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
+#endif
+            [essential_ setBodyText:@"This operation involves the removal of one or more packages that are required for the continued operation of either Cydia or iPhoneOS. If you continue, you may not be able to use Cydia to repair any damage."];
+        } else {
+            essential_ = [[UIActionSheet alloc]
+                initWithTitle:@"Unable to Comply"
+                buttons:[NSArray arrayWithObjects:@"Okay", nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"unable"
+            ];
+
+            [essential_ setBodyText:@"This operation requires the removal of one or more packages that are required for the continued operation of either Cydia or iPhoneOS. In order to continue and force this operation you will need to be activate the Advanced mode under to continue and force this operation you will need to be activate the Advanced mode under Settings."];
+        }
+
+        AddTextView(fields_, installing, @"Installing");
+        AddTextView(fields_, reinstalling, @"Reinstalling");
+        AddTextView(fields_, upgrading, @"Upgrading");
+        AddTextView(fields_, downgrading, @"Downgrading");
+        AddTextView(fields_, removing, @"Removing");
+
+        table_ = [[UIPreferencesTable alloc] initWithFrame:CGRectMake(
+            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
+        )];
+
+        [table_ setDataSource:self];
+        [table_ reloadData];
+
+        [overlay_ addSubview:navbar_];
+        [overlay_ addSubview:table_];
+
+        [view addSubview:self];
+
+        [transition_ setDelegate:self];
+
+        UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
+        [transition_ transition:0 toView:blank];
+        [transition_ transition:3 toView:overlay_];
+    } return self;
+}
+
+@end
+/* }}} */
+
+/* Progress Data {{{ */
+@interface ProgressData : NSObject {
+    SEL selector_;
+    id target_;
+    id object_;
+}
+
+- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
+
+- (SEL) selector;
+- (id) target;
+- (id) object;
+@end
+
+@implementation ProgressData
+
+- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
+    if ((self = [super init]) != nil) {
+        selector_ = selector;
+        target_ = target;
+        object_ = object;
+    } return self;
+}
+
+- (SEL) selector {
+    return selector_;
+}
+
+- (id) target {
+    return target_;
+}
+
+- (id) object {
+    return object_;
+}
+
+@end
+/* }}} */
+/* Progress View {{{ */
+@interface ProgressView : UIView <
+    ConfigurationDelegate,
+    ProgressDelegate
+> {
+    _transient Database *database_;
+    UIView *view_;
+    UIView *background_;
+    UITransitionView *transition_;
+    UIView *overlay_;
+    UINavigationBar *navbar_;
+    UIProgressBar *progress_;
+    UITextView *output_;
+    UITextLabel *status_;
+    UIPushButton *close_;
+    id delegate_;
+    BOOL running_;
+    SHA1SumValue springlist_;
+    size_t received_;
+    NSTimeInterval last_;
+}
+
+- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
+
+- (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
+- (void) setContentView:(UIView *)view;
+- (void) resetView;
+
+- (void) _retachThread;
+- (void) _detachNewThreadData:(ProgressData *)data;
+- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
+
+- (BOOL) isRunning;
+
+@end
+
+@protocol ProgressViewDelegate
+- (void) progressViewIsComplete:(ProgressView *)sender;
+@end
+
+@implementation ProgressView
+
+- (void) dealloc {
+    [transition_ setDelegate:nil];
+    [navbar_ setDelegate:nil];
+
+    [view_ release];
+    if (background_ != nil)
+        [background_ release];
+    [transition_ release];
+    [overlay_ release];
+    [navbar_ release];
+    [progress_ release];
+    [output_ release];
+    [status_ release];
+    [close_ release];
+    [super dealloc];
+}
+
+- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
+    if (bootstrap_ && from == overlay_ && to == view_)
+        exit(0);
+}
+
+- (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
+    if ((self = [super initWithFrame:frame]) != nil) {
+        database_ = database;
+        delegate_ = delegate;
+
+        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
+        [transition_ setDelegate:self];
+
+        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+
+        if (bootstrap_)
+            [overlay_ setBackgroundColor:[UIColor blackColor]];
+        else {
+            background_ = [[UIView alloc] initWithFrame:[self bounds]];
+            [background_ setBackgroundColor:[UIColor blackColor]];
+            [self addSubview:background_];
+        }
+
+        [self addSubview:transition_];
+
+        CGSize navsize = [UINavigationBar defaultSize];
+        CGRect navrect = {{0, 0}, navsize};
+
+        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
+        [overlay_ addSubview:navbar_];
+
+        [navbar_ setBarStyle:1];
+        [navbar_ setDelegate:self];
+
+        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
+        [navbar_ pushNavigationItem:navitem];
+
+        CGRect bounds = [overlay_ bounds];
+        CGSize prgsize = [UIProgressBar defaultSize];
+
+        CGRect prgrect = {{
+            (bounds.size.width - prgsize.width) / 2,
+            bounds.size.height - prgsize.height - 20
+        }, prgsize};
+
+        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
+        [progress_ setStyle:0];
+
+        status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
+            10,
+            bounds.size.height - prgsize.height - 50,
+            bounds.size.width - 20,
+            24
+        )];
+
+        [status_ setColor:[UIColor whiteColor]];
+        [status_ setBackgroundColor:[UIColor clearColor]];
+
+        [status_ setCentersHorizontally:YES];
+        //[status_ setFont:font];
+
+        output_ = [[UITextView alloc] initWithFrame:CGRectMake(
+            10,
+            navrect.size.height + 20,
+            bounds.size.width - 20,
+            bounds.size.height - navsize.height - 62 - navrect.size.height
+        )];
+
+        //[output_ setTextFont:@"Courier New"];
+        [output_ setTextSize:12];
+
+        [output_ setTextColor:[UIColor whiteColor]];
+        [output_ setBackgroundColor:[UIColor clearColor]];
+
+        [output_ setMarginTop:0];
+        [output_ setAllowsRubberBanding:YES];
+        [output_ setEditable:NO];
+
+        [overlay_ addSubview:output_];
+
+        close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
+            10,
+            bounds.size.height - prgsize.height - 50,
+            bounds.size.width - 20,
+            32 + prgsize.height
+        )];
+
+        [close_ setAutosizesToFit:NO];
+        [close_ setDrawsShadow:YES];
+        [close_ setStretchBackground:YES];
+        [close_ setEnabled:YES];
+
+        UIFont *bold = [UIFont boldSystemFontOfSize:22];
+        [close_ setTitleFont:bold];
+
+        [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:kUIControlEventMouseUpInside];
+        [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
+        [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
+    } return self;
+}
+
+- (void) setContentView:(UIView *)view {
+    view_ = [view retain];
+}
+
+- (void) resetView {
+    [transition_ transition:6 toView:view_];
+}
+
+- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
+    NSString *context = [sheet context];
+    if ([context isEqualToString:@"conffile"]) {
+        FILE *input = [database_ input];
+
+        switch (button) {
+            case 1:
+                fprintf(input, "N\n");
+                fflush(input);
+                break;
+            case 2:
+                fprintf(input, "Y\n");
+                fflush(input);
+                break;
+            default:
+                _assert(false);
+        }
+    }
+
+    [sheet dismiss];
+}
+
+- (void) closeButtonPushed {
+    switch (Finish_) {
+        case 0:
+            [delegate_ progressViewIsComplete:self];
+            [self resetView];
+        break;
+
+        case 1:
+            [delegate_ suspendWithAnimation:YES];
+        break;
+
+        case 2:
+            system("launchctl stop com.apple.SpringBoard");
+        break;
+
+        case 3:
+            system("launchctl unload /System/Library/LaunchDaemons/com.apple.SpringBoard.plist; launchctl load /System/Library/LaunchDaemons/com.apple.SpringBoard.plist");
+        break;
+
+        case 4:
+            system("reboot");
+        break;
+    }
+}
+
+- (void) _retachThread {
+    UINavigationItem *item = [navbar_ topItem];
+    [item setTitle:@"Complete"];
+
+    [overlay_ addSubview:close_];
+    [progress_ removeFromSuperview];
+    [status_ removeFromSuperview];
+
+    {
+        FileFd file("/System/Library/LaunchDaemons/com.apple.SpringBoard.plist", FileFd::ReadOnly);
+        MMap mmap(file, MMap::ReadOnly);
+        SHA1Summation sha1;
+        sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
+        if (!(springlist_ == sha1.Result()))
+            Finish_ = 3;
+    }
+
+    switch (Finish_) {
+        case 0: [close_ setTitle:@"Return to Cydia"]; break;
+        case 1: [close_ setTitle:@"Close Cydia (Restart)"]; break;
+        case 2: [close_ setTitle:@"Restart SpringBoard"]; break;
+        case 3: [close_ setTitle:@"Reload SpringBoard"]; break;
+        case 4: [close_ setTitle:@"Reboot Device"]; break;
+    }
+
+#define Cache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
+
+    if (NSMutableDictionary *cache = [[NSDictionary alloc] initWithContentsOfFile:@ Cache_]) {
+        [cache autorelease];
+
+        NSFileManager *manager = [NSFileManager defaultManager];
+        id error = nil;
+
+        NSMutableDictionary *system = [cache objectForKey:@"System"];
+        if (system == nil)
+            goto error;
+
+        struct stat info;
+        if (stat(Cache_, &info) == -1)
+            goto error;
+
+        [system removeAllObjects];
+
+        if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error])
+            for (NSString *app in apps)
+                if ([app hasSuffix:@".app"]) {
+                    NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
+                    NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
+                    if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
+                        [info autorelease];
+                        [info setObject:path forKey:@"Path"];
+                        [info setObject:@"System" forKey:@"ApplicationType"];
+                        NSString *bundle = [info objectForKey:@"CFBundleIdentifier"];
+                        [system setObject:info forKey:bundle];
+                    }
+                }
+        else goto error;
+
+        [cache writeToFile:@Cache_ atomically:YES];
+
+        if (chown(Cache_, info.st_uid, info.st_gid) == -1)
+            goto error;
+        if (chmod(Cache_, info.st_mode) == -1)
+            goto error;
+
+        if (false) error:
+            fprintf(stderr, "%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
+    }
+
+    notify_post("com.apple.mobile.application_installed");
+
+    [delegate_ setStatusBarShowsProgress:NO];
+
+    running_ = NO;
+}
+
+- (void) _detachNewThreadData:(ProgressData *)data {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    [[data target] performSelector:[data selector] withObject:[data object]];
+    [data release];
+
+    [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
+
+    [pool release];
+}
+
+- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
+    UINavigationItem *item = [navbar_ topItem];
+    [item setTitle:title];
+
+    [status_ setText:nil];
+    [output_ setText:@""];
+    [progress_ setProgress:0];
+
+    received_ = 0;
+    last_ = 0;//[NSDate timeIntervalSinceReferenceDate];
+
+    [close_ removeFromSuperview];
+    [overlay_ addSubview:progress_];
+    [overlay_ addSubview:status_];
+
+    [delegate_ setStatusBarShowsProgress:YES];
+    running_ = YES;
+
+    {
+        FileFd file("/System/Library/LaunchDaemons/com.apple.SpringBoard.plist", FileFd::ReadOnly);
+        MMap mmap(file, MMap::ReadOnly);
+        SHA1Summation sha1;
+        sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
+        springlist_ = sha1.Result();
+    }
+
+    [transition_ transition:6 toView:overlay_];
+
+    [NSThread
+        detachNewThreadSelector:@selector(_detachNewThreadData:)
+        toTarget:self
+        withObject:[[ProgressData alloc]
+            initWithSelector:selector
+            target:target
+            object:object
+        ]
+    ];
+}
+
+- (void) repairWithSelector:(SEL)selector {
+    [self
+        detachNewThreadSelector:selector
+        toTarget:database_
+        withObject:nil
+        title:@"Repairing"
+    ];
+}
+
+- (void) setConfigurationData:(NSString *)data {
+    [self
+        performSelectorOnMainThread:@selector(_setConfigurationData:)
+        withObject:data
+        waitUntilDone:YES
+    ];
+}
+
+- (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
+    Package *package = id == nil ? nil : [database_ packageWithName:id];
+
+    UIActionSheet *sheet = [[[UIActionSheet alloc]
+        initWithTitle:(package == nil ? @"Source Error" : [package name])
+        buttons:[NSArray arrayWithObjects:@"Okay", nil]
+        defaultButtonIndex:0
+        delegate:self
+        context:@"error"
+    ] autorelease];
+
+    [sheet setBodyText:error];
+    [sheet popupAlertAnimated:YES];
+}
+
+- (void) setProgressTitle:(NSString *)title {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressTitle:)
+        withObject:title
+        waitUntilDone:YES
+    ];
+}
+
+- (void) setProgressPercent:(float)percent {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressPercent:)
+        withObject:[NSNumber numberWithFloat:percent]
+        waitUntilDone:YES
+    ];
+}
+
+- (void) startProgress {
+    last_ = [NSDate timeIntervalSinceReferenceDate];
+}
+
+- (void) addProgressOutput:(NSString *)output {
+    [self
+        performSelectorOnMainThread:@selector(_addProgressOutput:)
+        withObject:output
+        waitUntilDone:YES
+    ];
+}
+
+- (bool) isCancelling:(size_t)received {
+    if (last_ != 0) {
+        NSTimeInterval now = [NSDate timeIntervalSinceReferenceDate];
+        if (received_ != received) {
+            received_ = received;
+            last_ = now;
+        } else if (now - last_ > 30)
+            return true;
+    }
+
+    return false;
+}
+
+- (void) _setConfigurationData:(NSString *)data {
+    static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
+
+    _assert(conffile_r(data));
+
+    NSString *ofile = conffile_r[1];
+    //NSString *nfile = conffile_r[2];
+
+    UIActionSheet *sheet = [[[UIActionSheet alloc]
+        initWithTitle:@"Configuration Upgrade"
+        buttons:[NSArray arrayWithObjects:
+            @"Keep My Old Copy",
+            @"Accept The New Copy",
+            // XXX: @"See What Changed",
+        nil]
+        defaultButtonIndex:0
+        delegate:self
+        context:@"conffile"
+    ] autorelease];
+
+    [sheet setBodyText:[NSString stringWithFormat:
+        @"The following file has been changed by both the package maintainer and by you (or for you by a script).\n\n%@"
+    , ofile]];
+
+    [sheet popupAlertAnimated:YES];
+}
+
+- (void) _setProgressTitle:(NSString *)title {
+    [status_ setText:title];
+}
+
+- (void) _setProgressPercent:(NSNumber *)percent {
+    [progress_ setProgress:[percent floatValue]];
+}
+
+- (void) _addProgressOutput:(NSString *)output {
+    [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
+    CGSize size = [output_ contentSize];
+    CGRect rect = {{0, size.height}, {size.width, 0}};
+    [output_ scrollRectToVisible:rect animated:YES];
+}
+
+- (BOOL) isRunning {
+    return running_;
+}
+
+@end
+/* }}} */
+
+/* Package Cell {{{ */
+@interface PackageCell : UISimpleTableCell {
+    UIImage *icon_;
+    NSString *name_;
+    NSString *description_;
+    NSString *source_;
+    //UIImageView *trusted_;
+#ifdef USE_BADGES
+    UIImageView *badge_;
+    UITextLabel *status_;
+#endif
+}
+
+- (PackageCell *) init;
+- (void) setPackage:(Package *)package;
+
++ (int) heightForPackage:(Package *)package;
+
+@end
+
+@implementation PackageCell
+
+- (void) clearPackage {
+    if (icon_ != nil) {
+        [icon_ release];
+        icon_ = nil;
+    }
+
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
+
+    if (description_ != nil) {
+        [description_ release];
+        description_ = nil;
+    }
+
+    if (source_ != nil) {
+        [source_ release];
+        source_ = nil;
+    }
+}
+
+- (void) dealloc {
+    [self clearPackage];
+#ifdef USE_BADGES
+    [badge_ release];
+    [status_ release];
+#endif
+    //[trusted_ release];
+    [super dealloc];
+}
+
+- (PackageCell *) init {
+    if ((self = [super init]) != nil) {
+#ifdef USE_BADGES
+        badge_ = [[UIImageView alloc] initWithFrame:CGRectMake(17, 70, 16, 16)];
+
+        status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
+        [status_ setBackgroundColor:[UIColor clearColor]];
+        [status_ setFont:small];
+#endif
+    } return self;
+}
+
+- (void) setPackage:(Package *)package {
+    [self clearPackage];
+
+    Source *source = [package source];
+
+    icon_ = nil;
+    if (NSString *icon = [package icon])
+        icon_ = [UIImage imageAtPath:[icon substringFromIndex:6]];
+    if (icon_ == nil) if (NSString *section = [package section])
+        icon_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, Simplify(section)]];
+    /*if (icon_ == nil) if (NSString *icon = [source defaultIcon])
+        icon_ = [UIImage imageAtPath:[icon substringFromIndex:6]];*/
+    if (icon_ == nil)
+        icon_ = [UIImage applicationImageNamed:@"unknown.png"];
+
+    icon_ = [icon_ retain];
+
+    name_ = [[package name] retain];
+    description_ = [[package tagline] retain];
+
+    NSString *label = nil;
+    bool trusted = false;
+
+    if (source != nil) {
+        label = [source label];
+        trusted = [source trusted];
+    } else if ([[package id] isEqualToString:@"firmware"])
+        label = @"Apple";
+    else
+        label = @"Unknown/Local";
+
+    NSString *from = [NSString stringWithFormat:@"from %@", label];
+
+    NSString *section = Simplify([package section]);
+    if (section != nil && ![section isEqualToString:label])
+        from = [from stringByAppendingString:[NSString stringWithFormat:@" (%@)", section]];
+
+    source_ = [from retain];
+
+#ifdef USE_BADGES
+    [badge_ removeFromSuperview];
+    [status_ removeFromSuperview];
+
+    if (NSString *mode = [package mode]) {
+        [badge_ setImage:[UIImage applicationImageNamed:
+            [mode isEqualToString:@"Remove"] || [mode isEqualToString:@"Purge"] ? @"removing.png" : @"installing.png"
+        ]];
+
+        [status_ setText:[NSString stringWithFormat:@"Queued for %@", mode]];
+        [status_ setColor:Blueish_];
+    } else if ([package half]) {
+        [badge_ setImage:[UIImage applicationImageNamed:@"damaged.png"]];
+        [status_ setText:@"Package Damaged"];
+        [status_ setColor:[UIColor redColor]];
+    } else {
+        [badge_ setImage:nil];
+        [status_ setText:nil];
+        goto done;
+    }
+
+    [self addSubview:badge_];
+    [self addSubview:status_];
+  done:;
+#endif
+}
+
+- (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
+    if (icon_ != nil) {
+        CGRect rect;
+        rect.size = [icon_ size];
+
+        rect.size.width /= 2;
+        rect.size.height /= 2;
+
+        rect.origin.x = 25 - rect.size.width / 2;
+        rect.origin.y = 25 - rect.size.height / 2;
+
+        [icon_ drawInRect:rect];
+    }
+
+    if (selected)
+        UISetColor(White_);
+
+    if (!selected)
+        UISetColor(Black_);
+    [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
+    [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
+
+    if (!selected)
+        UISetColor(Gray_);
+    [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
+
+    [super drawContentInRect:rect selected:selected];
+}
+
++ (int) heightForPackage:(Package *)package {
+    NSString *tagline([package tagline]);
+    int height = tagline == nil || [tagline length] == 0 ? -17 : 0;
+#ifdef USE_BADGES
+    if ([package hasMode] || [package half])
+        return height + 96;
+    else
+#endif
+        return height + 73;
+}
+
+@end
+/* }}} */
+/* Section Cell {{{ */
+@interface SectionCell : UISimpleTableCell {
+    NSString *section_;
+    NSString *name_;
+    NSString *count_;
+    UIImage *icon_;
+    _UISwitchSlider *switch_;
+    BOOL editing_;
+}
+
+- (id) init;
+- (void) setSection:(Section *)section editing:(BOOL)editing;
+
+@end
+
+@implementation SectionCell
+
+- (void) clearSection {
+    if (section_ != nil) {
+        [section_ release];
+        section_ = nil;
+    }
+
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
+
+    if (count_ != nil) {
+        [count_ release];
+        count_ = nil;
+    }
+}
+
+- (void) dealloc {
+    [self clearSection];
+    [icon_ release];
+    [switch_ release];
+    [super dealloc];
+}
+
+- (id) init {
+    if ((self = [super init]) != nil) {
+        icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
+
+        switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
+        [switch_ addTarget:self action:@selector(onSwitch:) forEvents:kUIControlEventMouseUpInside];
+    } return self;
+}
+
+- (void) onSwitch:(id)sender {
+    NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
+    if (metadata == nil) {
+        metadata = [NSMutableDictionary dictionaryWithCapacity:2];
+        [Sections_ setObject:metadata forKey:section_];
+    }
+
+    Changed_ = true;
+    [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
+}
+
+- (void) setSection:(Section *)section editing:(BOOL)editing {
+    if (editing != editing_) {
+        if (editing_)
+            [switch_ removeFromSuperview];
+        else
+            [self addSubview:switch_];
+        editing_ = editing;
+    }
+
+    [self clearSection];
+
+    if (section == nil) {
+        name_ = [@"All Packages" retain];
+        count_ = nil;
+    } else {
+        section_ = [section name];
+        if (section_ != nil)
+            section_ = [section_ retain];
+        name_  = [(section_ == nil ? @"(No Section)" : section_) retain];
+        count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
+
+        if (editing_)
+            [switch_ setValue:isSectionVisible(section_) animated:NO];
+    }
+}
+
+- (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
+    [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
+
+    if (selected)
+        UISetColor(White_);
+
+    if (!selected)
+        UISetColor(Black_);
+    [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
+
+    CGSize size = [count_ sizeWithFont:Font14_];
+
+    UISetColor(White_);
+    if (count_ != nil)
+        [count_ drawAtPoint:CGPointMake(12 + (29 - size.width) / 2, 15) withFont:Font12Bold_];
+
+    [super drawContentInRect:rect selected:selected];
+}
+
+@end
+/* }}} */
+
+/* File Table {{{ */
+@interface FileTable : RVPage {
+    _transient Database *database_;
+    Package *package_;
+    NSString *name_;
+    NSMutableArray *files_;
+    UITable *list_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) setPackage:(Package *)package;
+
+@end
+
+@implementation FileTable
+
+- (void) dealloc {
+    if (package_ != nil)
+        [package_ release];
+    if (name_ != nil)
+        [name_ release];
+    [files_ release];
+    [list_ release];
+    [super dealloc];
+}
+
+- (int) numberOfRowsInTable:(UITable *)table {
+    return files_ == nil ? 0 : [files_ count];
+}
+
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return 24;
+}
+
+- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
+    if (reusing == nil) {
+        reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
+        UIFont *font = [UIFont systemFontOfSize:16];
+        [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
+    }
+    [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
+    return reusing;
+}
+
+- (BOOL) table:(UITable *)table canSelectRow:(int)row {
+    return NO;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+
+        files_ = [[NSMutableArray arrayWithCapacity:32] retain];
+
+        list_ = [[UITable alloc] initWithFrame:[self bounds]];
+        [self addSubview:list_];
+
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
+
+        [list_ setDataSource:self];
+        [list_ setSeparatorStyle:1];
+        [list_ addTableColumn:column];
+        [list_ setDelegate:self];
+        [list_ setReusesTableCells:YES];
+    } return self;
+}
+
+- (void) setPackage:(Package *)package {
+    if (package_ != nil) {
+        [package_ autorelease];
+        package_ = nil;
+    }
+
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
+
+    [files_ removeAllObjects];
+
+    if (package != nil) {
+        package_ = [package retain];
+        name_ = [[package id] retain];
+
+        NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", name_];
+
+        {
+            std::ifstream fin([path UTF8String]);
+            std::string line;
+            while (std::getline(fin, line))
+                [files_ addObject:[NSString stringWithUTF8String:line.c_str()]];
+        }
+
+        if ([files_ count] != 0) {
+            if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
+                [files_ removeObjectAtIndex:0];
+            [files_ sortUsingSelector:@selector(compareByPath:)];
+
+            NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
+            [stack addObject:@"/"];
+
+            for (int i(0), e([files_ count]); i != e; ++i) {
+                NSString *file = [files_ objectAtIndex:i];
+                while (![file hasPrefix:[stack lastObject]])
+                    [stack removeLastObject];
+                NSString *directory = [stack lastObject];
+                [stack addObject:[file stringByAppendingString:@"/"]];
+                [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
+                    ([stack count] - 2) * 3, "",
+                    [file substringFromIndex:[directory length]]
+                ]];
+            }
+        }
+    }
+
+    [list_ reloadData];
+}
+
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
+
+- (void) reloadData {
+    [self setPackage:[database_ packageWithName:name_]];
+    [self reloadButtons];
+}
+
+- (NSString *) title {
+    return @"Installed Files";
+}
+
+- (NSString *) backButtonTitle {
+    return @"Files";
+}
+
+@end
+/* }}} */
+/* Package View {{{ */
+@interface PackageView : BrowserView {
+    Package *package_;
+    NSString *name_;
+    NSMutableArray *buttons_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) setPackage:(Package *)package;
+
+@end
+
+@implementation PackageView
+
+- (void) dealloc {
+    if (package_ != nil)
+        [package_ release];
+    if (name_ != nil)
+        [name_ release];
+    [buttons_ release];
+    [super dealloc];
+}
+
+- (void) _clickButtonWithName:(NSString *)name {
+    if ([name isEqualToString:@"Install"])
+        [delegate_ installPackage:package_];
+    else if ([name isEqualToString:@"Reinstall"])
+        [delegate_ installPackage:package_];
+    else if ([name isEqualToString:@"Remove"])
+        [delegate_ removePackage:package_];
+    else if ([name isEqualToString:@"Upgrade"])
+        [delegate_ installPackage:package_];
+    else _assert(false);
+}
+
+- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
+    int count = [buttons_ count];
+    _assert(count != 0);
+    _assert(button <= count + 1);
+
+    if (count != button - 1)
+        [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
+
+    [sheet dismiss];
+}
+
+- (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
+    [[frame windowObject] evaluateWebScript:@"document.base.target = '_top'"];
+    return [super webView:sender didFinishLoadForFrame:frame];
+}
+
+- (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
+    [window setValue:package_ forKey:@"package"];
+}
+
+- (void) _rightButtonClicked {
+    /*[super _rightButtonClicked];
+    return;*/
+
+    int count = [buttons_ count];
+    _assert(count != 0);
+
+    if (count == 1)
+        [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
+    else {
+        NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
+        [buttons addObjectsFromArray:buttons_];
+        [buttons addObject:@"Cancel"];
+
+        [delegate_ slideUp:[[[UIActionSheet alloc]
+            initWithTitle:nil
+            buttons:buttons
+            defaultButtonIndex:2
+            delegate:self
+            context:@"manage"
+        ] autorelease]];
+    }
+}
+
+- (NSString *) _rightButtonTitle {
+    int count = [buttons_ count];
+    return count == 0 ? nil : count != 1 ? @"Modify" : [buttons_ objectAtIndex:0];
+}
+
+- (NSString *) title {
+    return @"Details";
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book database:database]) != nil) {
+        database_ = database;
+        buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
+    } return self;
+}
+
+- (void) setPackage:(Package *)package {
+    if (package_ != nil) {
+        [package_ autorelease];
+        package_ = nil;
+    }
+
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
+
+    [buttons_ removeAllObjects];
+
+    if (package != nil) {
+        package_ = [package retain];
+        name_ = [[package id] retain];
+
+        [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
+
+        if ([package_ source] == nil);
+        else if ([package_ upgradableAndEssential:NO])
+            [buttons_ addObject:@"Upgrade"];
+        else if ([package_ installed] == nil)
+            [buttons_ addObject:@"Install"];
+        else
+            [buttons_ addObject:@"Reinstall"];
+        if ([package_ installed] != nil)
+            [buttons_ addObject:@"Remove"];
+    }
+}
+
+- (void) reloadData {
+    [self setPackage:[database_ packageWithName:name_]];
+    [self reloadButtons];
+}
+
+@end
+/* }}} */
+/* Package Table {{{ */
+@interface PackageTable : RVPage {
+    _transient Database *database_;
+    NSString *title_;
+    SEL filter_;
+    id object_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UISectionList *list_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
+
+- (void) setDelegate:(id)delegate;
+- (void) setObject:(id)object;
+
+- (void) reloadData;
+- (void) resetCursor;
+
+- (UISectionList *) list;
+
+- (void) setShouldHideHeaderInShortLists:(BOOL)hide;
+
+@end
+
+@implementation PackageTable
+
+- (void) dealloc {
+    [list_ setDataSource:nil];
+
+    [title_ release];
+    if (object_ != nil)
+        [object_ release];
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
+    [super dealloc];
+}
+
+- (int) numberOfSectionsInSectionList:(UISectionList *)list {
+    return [sections_ count];
+}
+
+- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
+    return [[sections_ objectAtIndex:section] name];
+}
+
+- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
+    return [[sections_ objectAtIndex:section] row];
+}
+
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [packages_ count];
+}
+
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
+}
+
+- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
+    if (reusing == nil)
+        reusing = [[[PackageCell alloc] init] autorelease];
+    [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
+    return reusing;
+}
+
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return NO;
+}
+
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
+
+    Package *package = [packages_ objectAtIndex:row];
+    PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
+    [view setDelegate:delegate_];
+    [view setPackage:package];
+    [book_ pushPage:view];
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+        title_ = [title retain];
+        filter_ = filter;
+        object_ = object == nil ? nil : [object retain];
+
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
+
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
+        [list_ setDataSource:self];
+
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
+
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+        [table setReusesTableCells:YES];
+
+        [self addSubview:list_];
+        [self reloadData];
+
+        [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+    } return self;
+}
+
+- (void) setDelegate:(id)delegate {
+    delegate_ = delegate;
+}
+
+- (void) setObject:(id)object {
+    if (object_ != nil)
+        [object_ release];
+    if (object == nil)
+        object_ = nil;
+    else
+        object_ = [object retain];
+}
+
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
+
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
+
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        if ([package valid] && [[package performSelector:filter_ withObject:object_] boolValue])
+            [packages_ addObject:package];
+    }
+
+    Section *section = nil;
+
+    for (size_t offset(0); offset != [packages_ count]; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
+        NSString *name = [package index];
+
+        if (section == nil || ![[section name] isEqualToString:name]) {
+            section = [[[Section alloc] initWithName:name row:offset] autorelease];
+            [sections_ addObject:section];
+        }
+
+        [section addToCount];
+    }
+
+    [list_ reloadData];
+}
+
+- (NSString *) title {
+    return title_;
+}
+
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
+
+- (void) resetCursor {
+    [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
+}
+
+- (UISectionList *) list {
+    return list_;
+}
+
+- (void) setShouldHideHeaderInShortLists:(BOOL)hide {
+    [list_ setShouldHideHeaderInShortLists:hide];
+}
+
+@end
+/* }}} */
+
+/* Add Source View {{{ */
+@interface AddSourceView : RVPage {
+    _transient Database *database_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+
+@end
+
+@implementation AddSourceView
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+    } return self;
+}
+
+@end
+/* }}} */
+/* Source Cell {{{ */
+@interface SourceCell : UITableCell {
+    UIImage *icon_;
+    NSString *origin_;
+    NSString *description_;
+    NSString *label_;
+}
+
+- (void) dealloc;
+
+- (SourceCell *) initWithSource:(Source *)source;
+
+@end
+
+@implementation SourceCell
+
+- (void) dealloc {
+    [icon_ release];
+    [origin_ release];
+    [description_ release];
+    [label_ release];
+    [super dealloc];
+}
+
+- (SourceCell *) initWithSource:(Source *)source {
+    if ((self = [super init]) != nil) {
+        if (icon_ == nil)
+            icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
+        if (icon_ == nil)
+            icon_ = [UIImage applicationImageNamed:@"unknown.png"];
+        icon_ = [icon_ retain];
+
+        origin_ = [[source name] retain];
+        label_ = [[source uri] retain];
+        description_ = [[source description] retain];
+    } return self;
+}
+
+- (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
+    if (icon_ != nil)
+        [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
+
+    if (selected)
+        UISetColor(White_);
+
+    if (!selected)
+        UISetColor(Black_);
+    [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
+
+    if (!selected)
+        UISetColor(Blue_);
+    [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
+
+    if (!selected)
+        UISetColor(Gray_);
+    [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
+
+    [super drawContentInRect:rect selected:selected];
+}
+
+@end
+/* }}} */
+/* Source Table {{{ */
+@interface SourceTable : RVPage {
+    _transient Database *database_;
+    UISectionList *list_;
+    NSMutableArray *sources_;
+    UIActionSheet *alert_;
+    int offset_;
+
+    NSString *href_;
+    UIProgressHUD *hud_;
+    NSError *error_;
+
+    //NSURLConnection *installer_;
+    NSURLConnection *trivial_bz2_;
+    NSURLConnection *trivial_gz_;
+    //NSURLConnection *automatic_;
+
+    BOOL trivial_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+
+@end
+
+@implementation SourceTable
+
+- (void) _deallocConnection:(NSURLConnection *)connection {
+    if (connection != nil) {
+        [connection cancel];
+        //[connection setDelegate:nil];
+        [connection release];
+    }
+}
+
+- (void) dealloc {
+    [[list_ table] setDelegate:nil];
+    [list_ setDataSource:nil];
+
+    if (href_ != nil)
+        [href_ release];
+    if (hud_ != nil)
+        [hud_ release];
+    if (error_ != nil)
+        [error_ release];
+
+    //[self _deallocConnection:installer_];
+    [self _deallocConnection:trivial_gz_];
+    [self _deallocConnection:trivial_bz2_];
+    //[self _deallocConnection:automatic_];
+
+    [sources_ release];
+    [list_ release];
+    [super dealloc];
+}
+
+- (int) numberOfSectionsInSectionList:(UISectionList *)list {
+    return offset_ == 0 ? 1 : 2;
+}
+
+- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
+    switch (section + (offset_ == 0 ? 1 : 0)) {
+        case 0: return @"Entered by User";
+        case 1: return @"Installed by Packages";
+
+        default:
+            _assert(false);
+            return nil;
+    }
+}
+
+- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
+    switch (section + (offset_ == 0 ? 1 : 0)) {
+        case 0: return 0;
+        case 1: return offset_;
+
+        default:
+            _assert(false);
+            return -1;
+    }
+}
+
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [sources_ count];
+}
+
+- (float) table:(UITable *)table heightForRow:(int)row {
+    Source *source = [sources_ objectAtIndex:row];
+    return [source description] == nil ? 56 : 73;
+}
+
+- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
+    Source *source = [sources_ objectAtIndex:row];
+    // XXX: weird warning, stupid selectors ;P
+    return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
+}
+
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return YES;
+}
+
+- (BOOL) table:(UITable *)table canSelectRow:(int)row {
+    return YES;
+}
+
+- (void) tableRowSelected:(NSNotification*)notification {
+    UITable *table([list_ table]);
+    int row([table selectedRow]);
+    if (row == INT_MAX)
+        return;
+
+    Source *source = [sources_ objectAtIndex:row];
+
+    PackageTable *packages = [[[PackageTable alloc]
+        initWithBook:book_
+        database:database_
+        title:[source label]
+        filter:@selector(isVisibleInSource:)
+        with:source
+    ] autorelease];
+
+    [packages setDelegate:delegate_];
+
+    [book_ pushPage:packages];
+}
 
 
-- (NSString *) installed {
-    return iterator_.CurrentVer().end() ? nil : [NSString stringWithCString:iterator_.CurrentVer().VerStr()];
+- (BOOL) table:(UITable *)table canDeleteRow:(int)row {
+    Source *source = [sources_ objectAtIndex:row];
+    return [source record] != nil;
 }
 
 }
 
-- (Address *) maintainer {
-    return [Address addressWithString:[NSString stringWithCString:parser_->Maintainer().c_str()]];
+- (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
+    [[list_ table] setDeleteConfirmationRow:row];
 }
 
 }
 
-- (size_t) size {
-    return version_->InstalledSize;
+- (void) table:(UITable *)table deleteRow:(int)row {
+    Source *source = [sources_ objectAtIndex:row];
+    [Sources_ removeObjectForKey:[source key]];
+    [delegate_ syncData];
 }
 
 }
 
-- (NSString *) tagline {
-    return [NSString stringWithCString:parser_->ShortDesc().c_str()];
+- (void) _endConnection:(NSURLConnection *)connection {
+    NSURLConnection **field = NULL;
+    if (connection == trivial_bz2_)
+        field = &trivial_bz2_;
+    else if (connection == trivial_gz_)
+        field = &trivial_gz_;
+    _assert(field != NULL);
+    [connection release];
+    *field = nil;
+
+    if (
+        trivial_bz2_ == nil &&
+        trivial_gz_ == nil
+    ) {
+        [delegate_ setStatusBarShowsProgress:NO];
+
+        [hud_ show:NO];
+        [hud_ removeFromSuperview];
+        [hud_ autorelease];
+        hud_ = nil;
+
+        if (trivial_) {
+            [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
+                @"deb", @"Type",
+                href_, @"URI",
+                @"./", @"Distribution",
+            nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
+
+            [delegate_ syncData];
+        } else if (error_ != nil) {
+            UIActionSheet *sheet = [[[UIActionSheet alloc]
+                initWithTitle:@"Verification Error"
+                buttons:[NSArray arrayWithObjects:@"OK", nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"urlerror"
+            ] autorelease];
+
+            [sheet setBodyText:[error_ localizedDescription]];
+            [sheet popupAlertAnimated:YES];
+        } else {
+            UIActionSheet *sheet = [[[UIActionSheet alloc]
+                initWithTitle:@"Did not Find Repository"
+                buttons:[NSArray arrayWithObjects:@"OK", nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"trivial"
+            ] autorelease];
+
+            [sheet setBodyText:@"The indicated repository could not be found. This could be because you are trying to add a legacy Installer repository (these are not supported). Also, this interface is only capable of working with exact repository URLs. If you host a repository and are having issues please contact the author of Cydia with any questions you have."];
+            [sheet popupAlertAnimated:YES];
+        }
+
+        [href_ release];
+        href_ = nil;
+
+        if (error_ != nil) {
+            [error_ release];
+            error_ = nil;
+        }
+    }
 }
 
 }
 
-- (NSString *) description {
-    return [NSString stringWithCString:parser_->LongDesc().c_str()];
+- (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
+    switch ([response statusCode]) {
+        case 200:
+            trivial_ = YES;
+    }
 }
 
 }
 
-- (NSComparisonResult) compareBySectionAndName:(Package *)package {
-    NSComparisonResult result = [[self section] compare:[package section]];
-    if (result != NSOrderedSame)
-        return result;
-    return [[self name] compare:[package name]];
+- (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
+    fprintf(stderr, "connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
+    if (error_ != nil)
+        error_ = [error retain];
+    [self _endConnection:connection];
 }
 
 }
 
-- (void) install {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    [database_ cache]->MarkInstall(iterator_, false);
+- (void) connectionDidFinishLoading:(NSURLConnection *)connection {
+    [self _endConnection:connection];
 }
 
 }
 
-- (void) remove {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    resolver->Remove(iterator_);
-    [database_ cache]->MarkDelete(iterator_, true);
+- (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
+    NSMutableURLRequest *request = [NSMutableURLRequest
+        requestWithURL:[NSURL URLWithString:href]
+        cachePolicy:NSURLRequestUseProtocolCachePolicy
+        timeoutInterval:20.0
+    ];
+
+    [request setHTTPMethod:method];
+
+    return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
+}
+
+- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
+    NSString *context = [sheet context];
+    if ([context isEqualToString:@"source"])
+        switch (button) {
+            case 1: {
+                NSString *href = [[sheet textField] text];
+
+                //installer_ = [[self _requestHRef:href method:@"GET"] retain];
+
+                if (![href hasSuffix:@"/"])
+                    href_ = [href stringByAppendingString:@"/"];
+                else
+                    href_ = href;
+                href_ = [href_ retain];
+
+                trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
+                trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
+                //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
+
+                trivial_ = false;
+
+                hud_ = [delegate_ addProgressHUD];
+                [hud_ setText:@"Verifying URL"];
+            } break;
+
+            case 2:
+            break;
+
+            default:
+                _assert(false);
+        }
+
+    [sheet dismiss];
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+        sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
+
+        //list_ = [[UITable alloc] initWithFrame:[self bounds]];
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
+        [list_ setShouldHideHeaderInShortLists:NO];
+
+        [self addSubview:list_];
+        [list_ setDataSource:self];
+
+        UITableColumn *column = [[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ];
+
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+
+        [self reloadData];
+
+        [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+    } return self;
+}
+
+- (void) reloadData {
+    pkgSourceList list;
+    _assert(list.ReadMainList());
+
+    [sources_ removeAllObjects];
+    [sources_ addObjectsFromArray:[database_ sources]];
+    [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
+
+    int count = [sources_ count];
+    for (offset_ = 0; offset_ != count; ++offset_) {
+        Source *source = [sources_ objectAtIndex:offset_];
+        if ([source record] == nil)
+            break;
+    }
+
+    [list_ reloadData];
+}
+
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
+
+- (void) _leftButtonClicked {
+    /*[book_ pushPage:[[[AddSourceView alloc]
+        initWithBook:book_
+        database:database_
+    ] autorelease]];*/
+
+    UIActionSheet *sheet = [[[UIActionSheet alloc]
+        initWithTitle:@"Enter Cydia/APT URL"
+        buttons:[NSArray arrayWithObjects:@"Add Source", @"Cancel", nil]
+        defaultButtonIndex:0
+        delegate:self
+        context:@"source"
+    ] autorelease];
+
+    [sheet addTextFieldWithValue:@"http://" label:@""];
+
+    UITextInputTraits *traits = [[sheet textField] textInputTraits];
+    [traits setAutocapitalizationType:0];
+    [traits setKeyboardType:3];
+    [traits setAutocorrectionType:1];
+
+    [sheet popupAlertAnimated:YES];
+}
+
+- (void) _rightButtonClicked {
+    UITable *table = [list_ table];
+    BOOL editing = [table isRowDeletionEnabled];
+    [table enableRowDeletion:!editing animated:YES];
+    [book_ reloadButtonsForPage:self];
+}
+
+- (NSString *) title {
+    return @"Sources";
+}
+
+- (NSString *) backButtonTitle {
+    return @"Sources";
+}
+
+- (NSString *) leftButtonTitle {
+    return [[list_ table] isRowDeletionEnabled] ? @"Add" : nil;
+}
+
+- (NSString *) rightButtonTitle {
+    return [[list_ table] isRowDeletionEnabled] ? @"Done" : @"Edit";
+}
+
+- (UINavigationButtonStyle) rightButtonStyle {
+    return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
 }
 
 @end
 /* }}} */
 }
 
 @end
 /* }}} */
-/* Section Class {{{ */
-@interface Section : NSObject {
-    NSString *name_;
-    size_t row_;
-    NSMutableArray *packages_;
+
+/* Installed View {{{ */
+@interface InstalledView : RVPage {
+    _transient Database *database_;
+    PackageTable *packages_;
+    BOOL expert_;
 }
 
 }
 
-- (void) dealloc;
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
 
 
-- (Section *) initWithName:(NSString *)name row:(size_t)row;
-- (NSString *) name;
-- (size_t) row;
-- (void) addPackage:(Package *)package;
 @end
 
 @end
 
-@implementation Section
+@implementation InstalledView
 
 - (void) dealloc {
 
 - (void) dealloc {
-    [name_ release];
     [packages_ release];
     [super dealloc];
 }
 
     [packages_ release];
     [super dealloc];
 }
 
-- (Section *) initWithName:(NSString *)name row:(size_t)row {
-    if ((self = [super init]) != nil) {
-        name_ = [name retain];
-        row_ = row;
-        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+
+        packages_ = [[PackageTable alloc]
+            initWithBook:book
+            database:database
+            title:nil
+            filter:@selector(isInstalledAndVisible:)
+            with:[NSNumber numberWithBool:YES]
+        ];
+
+        [self addSubview:packages_];
+
+        [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
     } return self;
 }
 
     } return self;
 }
 
-- (NSString *) name {
-    return name_;
+- (void) resetViewAnimated:(BOOL)animated {
+    [packages_ resetViewAnimated:animated];
 }
 
 }
 
-- (size_t) row {
-    return row_;
+- (void) reloadData {
+    [packages_ reloadData];
+}
+
+- (void) _rightButtonClicked {
+    [packages_ setObject:[NSNumber numberWithBool:expert_]];
+    [packages_ reloadData];
+    expert_ = !expert_;
+    [book_ reloadButtonsForPage:self];
+}
+
+- (NSString *) title {
+    return @"Installed";
+}
+
+- (NSString *) backButtonTitle {
+    return @"Packages";
+}
+
+- (NSString *) rightButtonTitle {
+    return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? @"Expert" : @"Simple";
 }
 
 }
 
-- (void) addPackage:(Package *)package {
-    [packages_ addObject:package];
+- (UINavigationButtonStyle) rightButtonStyle {
+    return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
+}
+
+- (void) setDelegate:(id)delegate {
+    [super setDelegate:delegate];
+    [packages_ setDelegate:delegate];
 }
 
 @end
 /* }}} */
 
 }
 
 @end
 /* }}} */
 
-/* Confirmation View {{{ */
-@protocol ConfirmationViewDelegate
-- (void) cancel;
-- (void) confirm;
+/* Home View {{{ */
+@interface HomeView : BrowserView {
+}
+
 @end
 
 @end
 
-@interface ConfirmationView : UIView {
-    Database *database_;
-    id delegate_;
-    UITransitionView *transition_;
-    UIView *overlay_;
-    UINavigationBar *navbar_;
-    UIPreferencesTable *table_;
+@implementation HomeView
+
+- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
 }
 
 }
 
-- (void) dealloc;
+- (void) _leftButtonClicked {
+    UIActionSheet *sheet = [[[UIActionSheet alloc]
+        initWithTitle:@"About Cydia Installer"
+        buttons:[NSArray arrayWithObjects:@"Close", nil]
+        defaultButtonIndex:0
+        delegate:self
+        context:@"about"
+    ] autorelease];
+
+    [sheet setBodyText:
+        @"Copyright (C) 2008\n"
+        "Jay Freeman (saurik)\n"
+        "saurik@saurik.com\n"
+        "http://www.saurik.com/\n"
+        "\n"
+        "The Okori Group\n"
+        "http://www.theokorigroup.com/\n"
+        "\n"
+        "College of Creative Studies,\n"
+        "University of California,\n"
+        "Santa Barbara\n"
+        "http://www.ccs.ucsb.edu/"
+    ];
 
 
-- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
+    [sheet popupAlertAnimated:YES];
+}
 
 
-- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate;
+- (NSString *) leftButtonTitle {
+    return @"About";
+}
 
 @end
 
 @end
+/* }}} */
+/* Manage View {{{ */
+@interface ManageView : BrowserView {
+}
 
 
-@implementation ConfirmationView
+@end
+
+@implementation ManageView
+
+- (NSString *) title {
+    return @"Manage";
+}
+
+- (void) _leftButtonClicked {
+    [delegate_ askForSettings];
+}
+
+- (NSString *) leftButtonTitle {
+    return @"Settings";
+}
+
+- (NSString *) _rightButtonTitle {
+    return nil;
+}
+
+@end
+/* }}} */
+
+/* Indirect Delegate {{{ */
+@interface IndirectDelegate : NSProxy {
+    _transient id delegate_;
+}
+
+- (void) setDelegate:(id)delegate;
+- (id) initWithDelegate:(id)delegate;
+@end
+
+@implementation IndirectDelegate
+
+- (void) setDelegate:(id)delegate {
+    delegate_ = delegate;
+}
+
+- (id) initWithDelegate:(id)delegate {
+    delegate_ = delegate;
+    return self;
+}
+
+- (void) doesNotRecognizeSelector:(SEL)sel {
+    fprintf(stderr, "doesNotRecognizeSelector:@selector(%s)", sel_getName(sel));
+}
+
+- (NSMethodSignature*) methodSignatureForSelector:(SEL)sel {
+    if (delegate_ != nil)
+        if (NSMethodSignature *sig = [delegate_ methodSignatureForSelector:sel])
+            return sig;
+    return nil;
+}
+
+- (void) forwardInvocation:(NSInvocation*)inv {
+    SEL sel = [inv selector];
+    if (delegate_ != nil && [delegate_ respondsToSelector:sel])
+        [inv invokeWithTarget:delegate_];
+}
+
+@end
+/* }}} */
+/* Browser Implementation {{{ */
+@implementation BrowserView
 
 - (void) dealloc {
 
 - (void) dealloc {
-    [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [table_ release];
+    WebView *webview = [webview_ webView];
+    [webview setFrameLoadDelegate:nil];
+    [webview setResourceLoadDelegate:nil];
+    [webview setUIDelegate:nil];
+
+    [webview_ setDelegate:nil];
+    [webview_ setGestureDelegate:nil];
+
+    /*WebFrame *frame = [webview mainFrame];
+    [frame loadHTMLString:@"" baseURL:[NSURL URLWithString:@"http://cydia.saurik.com/"]];*/
+
+    //[webview_ removeFromSuperview];
+    //[Documents_ addObject:[webview_ autorelease]];
+    [webview_ release];
+
+    [indirect_ setDelegate:nil];
+    [indirect_ release];
+
+    [scroller_ setDelegate:nil];
+
+    [scroller_ release];
+    [urls_ release];
+    [indicator_ release];
+    if (title_ != nil)
+        [title_ release];
     [super dealloc];
 }
 
     [super dealloc];
 }
 
-- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
-    if (from != nil && to == nil)
-        [self removeFromSuperview];
+- (void) loadURL:(NSURL *)url cachePolicy:(NSURLRequestCachePolicy)policy {
+    [self loadRequest:[NSURLRequest
+        requestWithURL:url
+        cachePolicy:policy
+        timeoutInterval:30.0
+    ]];
+}
+
+- (void) loadURL:(NSURL *)url {
+    [self loadURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy];
+}
+
+- (NSURLRequest *) _addHeadersToRequest:(NSURLRequest *)request {
+    NSMutableURLRequest *copy = [request mutableCopy];
+
+    [copy addValue:[NSString stringWithUTF8String:Firmware_] forHTTPHeaderField:@"X-Firmware"];
+    [copy addValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
+    [copy addValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
+
+    if (Role_ != nil)
+        [copy addValue:Role_ forHTTPHeaderField:@"X-Role"];
+
+    return copy;
+}
+
+- (void) loadRequest:(NSURLRequest *)request {
+    pushed_ = true;
+    [webview_ loadRequest:request];
+}
+
+- (void) reloadURL {
+    if ([urls_ count] == 0)
+        return;
+    NSURL *url = [[[urls_ lastObject] retain] autorelease];
+    [urls_ removeLastObject];
+    [self loadURL:url cachePolicy:NSURLRequestReloadIgnoringCacheData];
+}
+
+- (WebView *) webView {
+    return [webview_ webView];
+}
+
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame {
+    [scroller_ setContentSize:frame.size];
+}
+
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame oldFrame:(CGRect)old {
+    [self view:sender didSetFrame:frame];
+}
+
+- (void) pushPage:(RVPage *)page {
+    [self setBackButtonTitle:title_];
+    [page setDelegate:delegate_];
+    [book_ pushPage:page];
+}
+
+- (RVPage *) _pageForPackage:(NSString *)name {
+    if (Package *package = [database_ packageWithName:name]) {
+        PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
+        [view setPackage:package];
+        return view;
+    } else {
+        UIActionSheet *sheet = [[[UIActionSheet alloc]
+            initWithTitle:@"Cannot Locate Package"
+            buttons:[NSArray arrayWithObjects:@"Close", nil]
+            defaultButtonIndex:0
+            delegate:self
+            context:@"missing"
+        ] autorelease];
+
+        [sheet setBodyText:[NSString stringWithFormat:
+            @"The package %@ cannot be found in your current sources. I might recommend installing more sources."
+        , name]];
+
+        [sheet popupAlertAnimated:YES];
+        return nil;
+    }
+}
+
+- (BOOL) getSpecial:(NSString *)href {
+    RVPage *page = nil;
+
+    if (
+        [href hasPrefix:@"http://ax.phobos.apple.com/"] ||
+        [href hasPrefix:@"http://phobos.apple.com/"] ||
+        [href hasPrefix:@"http://www.youtube.com/watch?"] ||
+        [href hasPrefix:@"tel:"]
+    )
+        [delegate_ openURL:[NSURL URLWithString:href]];
+    else if ([href hasPrefix:@"mailto:"]) {
+        [delegate_ openURL:[NSURL URLWithString:href]];
+    } else if ([href isEqualToString:@"cydia://add-source"])
+        page = [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
+    else if ([href isEqualToString:@"cydia://sources"])
+        page = [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
+    else if ([href isEqualToString:@"cydia://packages"])
+        page = [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
+    else if ([href hasPrefix:@"cydia://files/"]) {
+        NSString *name = [href substringFromIndex:14];
+
+        if (Package *package = [database_ packageWithName:name]) {
+            FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
+            [files setPackage:package];
+            page = files;
+        }
+    } else if ([href hasPrefix:@"apptapp://package/"])
+        page = [self _pageForPackage:[href substringFromIndex:18]];
+    else if ([href hasPrefix:@"cydia://package/"])
+        page = [self _pageForPackage:[href substringFromIndex:16]];
+    else if (![href hasPrefix:@"apptapp:"] && ![href hasPrefix:@"cydia:"])
+        return false;
+
+    if (page != nil)
+        [self pushPage:page];
+    return true;
+}
+
+- (void) webView:(WebView *)sender willClickElement:(id)element {
+    if ([[element localName] isEqualToString:@"img"])
+        do if ((element = [element parentNode]) == nil)
+            return;
+        while (![[element localName] isEqualToString:@"a"]);
+    if (![element respondsToSelector:@selector(href)])
+        return;
+    NSString *href = [element href];
+    if (href == nil)
+        return;
+    [self getSpecial:href];
 }
 
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-            [delegate_ confirm];
-        break;
+- (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)dataSource {
+    NSURL *url = [request URL];
+    if ([self getSpecial:[url absoluteString]])
+        return nil;
 
 
-        case 1:
-            [transition_ transition:7 toView:nil];
-            [delegate_ cancel];
-        break;
+    if (!pushed_) {
+        pushed_ = true;
+        [book_ pushPage:self];
     }
     }
+
+    return [self _addHeadersToRequest:request];
 }
 
 }
 
-- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate {
-    if ((self = [super initWithFrame:[view bounds]]) != nil) {
-        database_ = database;
-        delegate_ = delegate;
+- (BOOL) isSpecialScheme:(NSString *)scheme {
+    return
+        [scheme isEqualToString:@"apptapp"] ||
+        [scheme isEqualToString:@"cydia"] ||
+        [scheme isEqualToString:@"mailto"] ||
+        [scheme isEqualToString:@"tel"];
+}
 
 
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
+- (WebView *) webView:(WebView *)sender createWebViewWithRequest:(NSURLRequest *)request {
+    if (request != nil) {
+        NSURL *url = [request URL];
+        NSString *scheme = [url scheme];
+        NSString *absolute = [url absoluteString];
+        if (
+            [self isSpecialScheme:scheme] ||
+            [absolute hasPrefix:@"http://ax.phobos.apple.com/"] ||
+            [absolute hasPrefix:@"http://phobos.apple.com/"] ||
+            [absolute hasPrefix:@"http://www.yahoo.com/watch?"]
+        )
+            return nil;
+    }
 
 
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+    [self setBackButtonTitle:title_];
 
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [overlay_ bounds];
+    BrowserView *browser = [[[BrowserView alloc] initWithBook:book_ database:database_] autorelease];
+    [browser setDelegate:delegate_];
 
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+    if (request != nil) {
+        [browser loadRequest:[self _addHeadersToRequest:request]];
+        [book_ pushPage:browser];
+    }
 
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Confirm"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navbar_ showButtonsWithLeftTitle:@"Cancel" rightTitle:@"Confirm"];
+    return [browser webView];
+}
 
 
-        table_ = [[UIPreferencesTable alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+- (void) webView:(WebView *)sender didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
 
 
-        [table_ setDataSource:self];
+    title_ = [title retain];
+    [self setTitle:title];
+}
 
 
-        [overlay_ addSubview:navbar_];
-        [overlay_ addSubview:table_];
+- (void) webView:(WebView *)sender didStartProvisionalLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
 
 
-        [view addSubview:self];
+    reloading_ = false;
+    loading_ = true;
+    [indicator_ startAnimation];
+    [self reloadButtons];
 
 
-        [transition_ setDelegate:self];
+    if (title_ != nil) {
+        [title_ release];
+        title_ = nil;
+    }
 
 
-        UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
-        [transition_ transition:0 toView:blank];
-        [transition_ transition:3 toView:overlay_];
-    } return self;
+    [self setTitle:@"Loading"];
+
+    WebView *webview = [webview_ webView];
+    NSString *href = [webview mainFrameURL];
+    [urls_ addObject:[NSURL URLWithString:href]];
+
+    CGRect webrect = [scroller_ bounds];
+    webrect.size.height = 0;
+    [webview_ setFrame:webrect];
+
+    [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
 }
 
 }
 
-@end
-/* }}} */
-/* Package View {{{ */
-@interface PackageView : UIView {
-    UIPreferencesTable *table_;
-    Package *package_;
-    Database *database_;
-    NSMutableArray *cells_;
-    id delegate_;
+- (void) _finishLoading {
+    if (!reloading_) {
+        loading_ = false;
+        [indicator_ stopAnimation];
+        [self reloadButtons];
+    }
 }
 
 }
 
-- (void) dealloc;
+- (BOOL) webView:(WebView *)sender shouldScrollToPoint:(struct CGPoint)point forFrame:(WebFrame *)frame {
+    _trace();
+    return [webview_ webView:sender shouldScrollToPoint:point forFrame:frame];
+}
 
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table;
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group;
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group;
+- (void) webView:(WebView *)sender didReceiveViewportArguments:(id)arguments forFrame:(WebFrame *)frame {
+    return [webview_ webView:sender didReceiveViewportArguments:arguments forFrame:frame];
+}
 
 
-- (BOOL) canSelectRow:(int)row;
-- (void) tableRowSelected:(NSNotification *)notification;
+- (void) webView:(WebView *)sender needsScrollNotifications:(id)notifications forFrame:(WebFrame *)frame {
+    return [webview_ webView:sender needsScrollNotifications:notifications forFrame:frame];
+}
 
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database;
-- (void) setPackage:(Package *)package;
-- (void) setDelegate:(id)delegate;
-@end
+- (void) webView:(WebView *)sender didCommitLoadForFrame:(WebFrame *)frame {
+    return [webview_ webView:sender didCommitLoadForFrame:frame];
+}
 
 
-@implementation PackageView
+- (void) webView:(WebView *)sender didReceiveDocTypeForFrame:(WebFrame *)frame {
+    return [webview_ webView:sender didReceiveDocTypeForFrame:frame];
+}
 
 
-- (void) dealloc {
-    if (package_ != nil)
-        [package_ release];
-    [table_ release];
-    [database_ release];
-    [cells_ release];
-    [super dealloc];
+- (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] == nil)
+        [self _finishLoading];
+    return [webview_ webView:sender didFinishLoadForFrame:frame];
 }
 
 }
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
-    return 2;
+- (void) webView:(WebView *)sender didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
+    [self _finishLoading];
+
+    [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@?%@",
+        [[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"error" ofType:@"html"]] absoluteString],
+        [[error localizedDescription] stringByAddingPercentEscapes]
+    ]]];
 }
 
 }
 
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
-    switch (group) {
-        case 0:
-            return @"Specifics";
-        break;
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+        loading_ = false;
 
 
-        case 1:
-            return @"Description";
-        break;
+        struct CGRect bounds = [self bounds];
 
 
-        default: _assert(false);
-    }
-}
+        UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:bounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];
 
 
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
-    switch (group) {
-        case 0:
-            return 6;
-        break;
+        scroller_ = [[UIScroller alloc] initWithFrame:bounds];
+        [self addSubview:scroller_];
 
 
-        case 1:
-            return 1;
-        break;
+        [scroller_ setScrollingEnabled:YES];
+        [scroller_ setAdjustForContentSizeChange:YES];
+        [scroller_ setClipsSubviews:YES];
+        [scroller_ setAllowsRubberBanding:YES];
+        [scroller_ setScrollDecelerationFactor:0.99];
+        [scroller_ setDelegate:self];
 
 
-        default: _assert(false);
-    }
-}
+        CGRect webrect = [scroller_ bounds];
+        webrect.size.height = 0;
 
 
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
-    UIPreferencesTableCell *cell;
+        webview_ = [Documents_ lastObject];
+        if (webview_ != nil) {
+            webview_ = [webview_ retain];
+            [Documents_ removeLastObject];
+            [webview_ setFrame:webrect];
+        } else {
+            webview_ = [[UIWebDocumentView alloc] initWithFrame:webrect];
 
 
-    switch (group) {
-        case 0: switch (row) {
-            case 0:
-                cell = [cells_ objectAtIndex:0];
-                [cell setTitle:@"Name"];
-                [cell setValue:[package_ name]];
-            break;
+            [webview_ setTileSize:CGSizeMake(webrect.size.width, 500)];
 
 
-            case 1: {
-                cell = [cells_ objectAtIndex:1];
-                [cell setTitle:@"Installed"];
-                NSString *installed([package_ installed]);
-                [cell setValue:(installed == nil ? @"n/a" : installed)];
-            } break;
+            [webview_ setTilingEnabled:YES];
+            [webview_ setTileMinificationFilter:kCAFilterNearest];
+            [webview_ setAutoresizes:YES];
 
 
-            case 2:
-                cell = [cells_ objectAtIndex:2];
-                [cell setTitle:@"Latest"];
-                [cell setValue:[package_ latest]];
-            break;
+            [webview_ setViewportSize:CGSizeMake(980, -1) forDocumentTypes:0x10];
+            [webview_ setViewportSize:CGSizeMake(320, -1) forDocumentTypes:0x2];
+            [webview_ setViewportSize:CGSizeMake(320, -1) forDocumentTypes:0x8];
 
 
-            case 3:
-                cell = [cells_ objectAtIndex:3];
-                [cell setTitle:@"Section"];
-                [cell setValue:[package_ section]];
-            break;
+            [webview_ _setDocumentType:0x4];
 
 
-            case 4: {
-                double size = [package_ size];
-                unsigned power = 0;
-                while (size > 1024) {
-                    size /= 1024;
-                    ++power;
-                }
+            [webview_ setZoomsFocusedFormControl:YES];
+            [webview_ setContentsPosition:7];
+            [webview_ setEnabledGestures:0xa];
+            [webview_ setValue:[NSNumber numberWithBool:YES] forGestureAttribute:0x4];
+            [webview_ setValue:[NSNumber numberWithBool:YES] forGestureAttribute:0x7];
+            [webview_ setSmoothsFonts:YES];
+        }
 
 
-                cell = [cells_ objectAtIndex:4];
-                [cell setTitle:@"Size"];
-                [cell setValue:[NSString stringWithFormat:@"%.1f%c", size, "bkMG"[power]]];
-            } break;
+        [webview_ setDelegate:self];
+        [webview_ setGestureDelegate:self];
+        [scroller_ addSubview:webview_];
 
 
-            case 5:
-                cell = [cells_ objectAtIndex:5];
-                [cell setTitle:@"Maintainer"];
-                [cell setValue:[[package_ maintainer] name]];
-                [cell setShowDisclosure:YES];
-                [cell setShowSelection:YES];
-            break;
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:kUIProgressIndicatorStyleMediumWhite];
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectMake(281, 12, indsize.width, indsize.height)];
+        [indicator_ setStyle:kUIProgressIndicatorStyleMediumWhite];
 
 
-            default: _assert(false);
-        } break;
+        Package *package([database_ packageWithName:@"cydia"]);
+        NSString *application = package == nil ? @"Cydia" : [NSString
+            stringWithFormat:@"Cydia/%@",
+            [package installed]
+        ];
 
 
-        case 1: switch (row) {
-            case 0:
-                cell = [cells_ objectAtIndex:6];
-                [cell setTitle:nil];
-                [cell setValue:[package_ tagline]];
-            break;
+        indirect_ = [[IndirectDelegate alloc] initWithDelegate:self];
 
 
-            case 1:
-                cell = [cells_ objectAtIndex:7];
-                [cell setTitle:@"Description"];
-                [cell setValue:[package_ description]];
-            break;
-        } break;
+        WebView *webview = [webview_ webView];
+        [webview setApplicationNameForUserAgent:application];
+        [webview setFrameLoadDelegate:self];
+        [webview setResourceLoadDelegate:indirect_];
+        [webview setUIDelegate:self];
 
 
-        default: _assert(false);
-    }
+        //[webview _setLayoutInterval:0.5];
 
 
-    return cell;
+        urls_ = [[NSMutableArray alloc] initWithCapacity:16];
+
+        [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [scroller_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [pinstripe setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+    } return self;
 }
 
 }
 
-- (BOOL) canSelectRow:(int)row {
-    return YES;
+- (void) didFinishGesturesInView:(UIView *)view forEvent:(id)event {
+    [webview_ redrawScaledDocument];
 }
 
 }
 
-- (void) tableRowSelected:(NSNotification *)notification {
-    switch ([table_ selectedRow]) {
-        case 5:
-            [delegate_ openURL:[NSURL URLWithString:[NSString stringWithFormat:@"mailto:%@?subject=%@",
-                [[package_ maintainer] email],
-                [[NSString stringWithFormat:@"regarding apt package \"%@\"", [package_ name]] stringByAddingPercentEscapes]
-            ]]];
-        break;
-    }
+- (void) _rightButtonClicked {
+    reloading_ = true;
+    [self reloadURL];
 }
 
 }
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
+- (NSString *) _rightButtonTitle {
+    return @"Reload";
+}
 
 
-        table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
-        [self addSubview:table_];
+- (NSString *) rightButtonTitle {
+    return loading_ ? @"" : [self _rightButtonTitle];
+}
 
 
-        [table_ setDataSource:self];
-        [table_ setDelegate:self];
+- (NSString *) title {
+    return nil;
+}
 
 
-        cells_ = [[NSMutableArray arrayWithCapacity:16] retain];
+- (NSString *) backButtonTitle {
+    return @"Browser";
+}
 
 
-        for (unsigned i = 0; i != 8; ++i) {
-            struct CGRect frame = [table_ frameOfPreferencesCellAtRow:0 inGroup:0];
-            UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
-            [cell setShowSelection:NO];
-            [cells_ addObject:cell];
-        }
-    } return self;
+- (void) setPageActive:(BOOL)active {
+    if (!active)
+        [indicator_ removeFromSuperview];
+    else
+        [[book_ navigationBar] addSubview:indicator_];
 }
 
 }
 
-- (void) setPackage:(Package *)package {
-    package_ = [package retain];
-    [table_ reloadData];
+- (void) resetViewAnimated:(BOOL)animated {
 }
 
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
+- (void) setPushed:(bool)pushed {
+    pushed_ = pushed;
 }
 
 @end
 /* }}} */
 }
 
 @end
 /* }}} */
-/* Package Cell {{{ */
-@interface PackageCell : UITableCell {
-    UITextLabel *name_;
-    UIRightTextLabel *version_;
-    UITextLabel *description_;
-}
-
-- (void) dealloc;
 
 
-- (PackageCell *) initWithPackage:(Package *)package;
+@interface CYBook : RVBook <
+    ProgressDelegate
+> {
+    _transient Database *database_;
+    UINavigationBar *overlay_;
+    UIProgressIndicator *indicator_;
+    UITextLabel *prompt_;
+    UIProgressBar *progress_;
+    UINavigationButton *cancel_;
+    bool updating_;
+    size_t received_;
+    NSTimeInterval last_;
+}
 
 
-- (void) _setSelected:(float)fraction;
-- (void) setSelected:(BOOL)selected;
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
-- (void) _setSelectionFadeFraction:(float)fraction;
+- (id) initWithFrame:(CGRect)frame database:(Database *)database;
+- (void) update;
+- (BOOL) updating;
 
 @end
 
 
 @end
 
-@implementation PackageCell
-
-- (void) dealloc {
-    [name_ release];
-    [version_ release];
-    [description_ release];
-    [super dealloc];
+/* Install View {{{ */
+@interface InstallView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *sections_;
+    NSMutableArray *filtered_;
+    UITransitionView *transition_;
+    UITable *list_;
+    UIView *accessory_;
+    BOOL editing_;
 }
 
 }
 
-- (PackageCell *) initWithPackage:(Package *)package {
-    if ((self = [super init]) != nil) {
-        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 22);
-        GSFontRef large = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 16);
-        GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 14);
-
-        CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-        float clear[] = {0, 0, 0, 0};
-
-        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 7, 250, 25)];
-        [name_ setText:[package name]];
-        [name_ setBackgroundColor:CGColorCreate(space, clear)];
-        [name_ setFont:bold];
-
-        version_ = [[UIRightTextLabel alloc] initWithFrame:CGRectMake(290, 7, 70, 25)];
-        [version_ setText:[package latest]];
-        [version_ setBackgroundColor:CGColorCreate(space, clear)];
-        [version_ setFont:large];
-
-        description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(13, 35, 315, 20)];
-        [description_ setText:[package tagline]];
-        [description_ setBackgroundColor:CGColorCreate(space, clear)];
-        [description_ setFont:small];
-
-        [self addSubview:name_];
-        [self addSubview:version_];
-        [self addSubview:description_];
-
-        CFRelease(small);
-        CFRelease(large);
-        CFRelease(bold);
-    } return self;
-}
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
+- (void) resetView;
 
 
-- (void) _setSelected:(float)fraction {
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
+@end
 
 
-    float black[] = {
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-    1.0};
+@implementation InstallView
 
 
-    float blue[] = {
-        interpolate(0.2, 1.0, fraction),
-        interpolate(0.2, 1.0, fraction),
-        interpolate(1.0, 1.0, fraction),
-    1.0};
+- (void) dealloc {
+    [list_ setDataSource:nil];
+    [list_ setDelegate:nil];
 
 
-    float gray[] = {
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-    1.0};
+    [sections_ release];
+    [filtered_ release];
+    [transition_ release];
+    [list_ release];
+    [accessory_ release];
+    [super dealloc];
+}
 
 
-    [name_ setColor:CGColorCreate(space, black)];
-    [version_ setColor:CGColorCreate(space, blue)];
-    [description_ setColor:CGColorCreate(space, gray)];
+- (int) numberOfRowsInTable:(UITable *)table {
+    return editing_ ? [sections_ count] : [filtered_ count] + 1;
 }
 
 }
 
-- (void) setSelected:(BOOL)selected {
-    [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected];
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return 45;
 }
 
 }
 
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
-    if (!fade)
-        [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected withFade:fade];
+- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
+    if (reusing == nil)
+        reusing = [[[SectionCell alloc] init] autorelease];
+    [(SectionCell *)reusing setSection:(editing_ ?
+        [sections_ objectAtIndex:row] :
+        (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
+    ) editing:editing_];
+    return reusing;
 }
 
 }
 
-- (void) _setSelectionFadeFraction:(float)fraction {
-    [self _setSelected:fraction];
-    [super _setSelectionFadeFraction:fraction];
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return !editing_;
 }
 
 }
 
-@end
-/* }}} */
-/* Sources View {{{ */
-@interface SourcesView : ResetView {
-    UISectionList *list_;
-    Database *database_;
-    id delegate_;
-    NSMutableArray *sources_;
+- (BOOL) table:(UITable *)table canSelectRow:(int)row {
+    return !editing_;
 }
 
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) dealloc;
-- (id) initWithFrame:(CGRect)frame database:(Database *)database;
-- (void) setDelegate:(id)delegate;
-- (void) reloadData;
-- (NSString *) leftTitle;
-- (NSString *) rightTitle;
-@end
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
 
 
-@implementation SourcesView
+    Section *section;
+    NSString *name;
+    NSString *title;
+
+    if (row == 0) {
+        section = nil;
+        name = nil;
+        title = @"All Packages";
+    } else {
+        section = [filtered_ objectAtIndex:(row - 1)];
+        name = [section name];
+
+        if (name != nil)
+            title = name;
+        else {
+            name = @"";
+            title = @"(No Section)";
+        }
+    }
 
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-        break;
+    PackageTable *table = [[[PackageTable alloc]
+        initWithBook:book_
+        database:database_
+        title:title
+        filter:@selector(isVisiblyUninstalledInSection:)
+        with:name
+    ] autorelease];
 
 
-        case 1:
-            [delegate_ update];
-        break;
-    }
-}
+    [table setDelegate:delegate_];
 
 
-- (void) dealloc {
-    if (sources_ != nil)
-        [sources_ release];
-    [list_ release];
-    [super dealloc];
+    [book_ pushPage:table];
 }
 
 }
 
-- (id) initWithFrame:(CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
         database_ = database;
         database_ = database;
-        sources_ = nil;
-
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [self bounds];
 
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
+        [self addSubview:transition_];
 
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Sources"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+        list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
+        [transition_ transition:0 toView:list_];
 
 
-        list_ = [[UISectionList alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
         [list_ setDataSource:self];
 
         [list_ setDataSource:self];
-        //[list_ setShouldHideHeaderInShortLists:NO];
+        [list_ setSeparatorStyle:1];
+        [list_ addTableColumn:column];
+        [list_ setDelegate:self];
+        [list_ setReusesTableCells:YES];
+
+        [self reloadData];
+
+        [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
     } return self;
 }
 
     } return self;
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
+
+    [sections_ removeAllObjects];
+    [filtered_ removeAllObjects];
+
+    NSMutableArray *filtered = [NSMutableArray arrayWithCapacity:[packages count]];
+    NSMutableDictionary *sections = [NSMutableDictionary dictionaryWithCapacity:32];
+
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        NSString *name([package section]);
+
+        if (name != nil) {
+            Section *section([sections objectForKey:name]);
+            if (section == nil) {
+                section = [[[Section alloc] initWithName:name] autorelease];
+                [sections setObject:section forKey:name];
+            }
+        }
+
+        if ([package valid] && [package installed] == nil && [package visible])
+            [filtered addObject:package];
+    }
+
+    [sections_ addObjectsFromArray:[sections allValues]];
+    [sections_ sortUsingSelector:@selector(compareByName:)];
+
+    [filtered sortUsingSelector:@selector(compareBySection:)];
+
+    Section *section = nil;
+    for (size_t offset = 0, count = [filtered count]; offset != count; ++offset) {
+        Package *package = [filtered objectAtIndex:offset];
+        NSString *name = [package section];
+
+        if (section == nil || name != nil && ![[section name] isEqualToString:name]) {
+            section = name == nil ?
+                [[[Section alloc] initWithName:nil] autorelease] :
+                [sections objectForKey:name];
+            [filtered_ addObject:section];
+        }
+
+        [section addToCount];
+    }
+
+    [list_ reloadData];
 }
 
 }
 
-- (void) reloadData {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+- (void) resetView {
+    if (editing_)
+        [self _rightButtonClicked];
+}
 
 
-    sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
 
 
-    for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source) {
-        metaIndex *index(*source);
-        fprintf(stderr, "\"%s\" \"%s\" \"%s\" \"%s\"\n", index->GetURI().c_str(), index->GetDist().c_str(), index->GetType(), index->IsTrusted() ? "true" : "false");
+- (void) _rightButtonClicked {
+    if ((editing_ = !editing_))
+        [list_ reloadData];
+    else {
+        [delegate_ updateData];
+    }
 
 
-        debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
-        if (dindex == NULL)
-            continue;
+    [book_ setTitle:[self title] forPage:self];
+    [book_ reloadButtonsForPage:self];
+}
 
 
-        fprintf(stderr, " \"%s\"\n", dindex->MetaIndexFile("Release").c_str());
+- (NSString *) title {
+    return editing_ ? @"Section Visibility" : @"Install by Section";
+}
 
 
-        std::ifstream release(dindex->MetaIndexFile("Release").c_str());
-        std::string line;
-        while (std::getline(release, line)) {
-            std::string::size_type colon(line.find(':'));
-            if (colon == std::string::npos)
-                continue;
-            std::string name(line.substr(0, colon));
-            std::string value(line.substr(colon + 1));
-            while (!value.empty() && value[0] == ' ')
-                value = value.substr(1);
-            std::cerr << "[" << name << "|" << value << "]" << std::endl;
-        }
-    }
+- (NSString *) backButtonTitle {
+    return @"Sections";
+}
 
 
-    [self resetView];
+- (NSString *) rightButtonTitle {
+    return [sections_ count] == 0 ? nil : editing_ ? @"Done" : @"Edit";
 }
 
 }
 
-- (NSString *) leftTitle {
-    return @"Refresh All";
+- (UINavigationButtonStyle) rightButtonStyle {
+    return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
 }
 
 }
 
-- (NSString *) rightTitle {
-    return @"Edit";
+- (UIView *) accessoryView {
+    return accessory_;
 }
 
 @end
 /* }}} */
 }
 
 @end
 /* }}} */
+/* Changes View {{{ */
+@interface ChangesView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UISectionList *list_;
+    unsigned upgrades_;
+}
 
 
-@implementation Database
-
-- (void) _readStatus:(NSNumber *)fd {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
-
-    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
-    std::istream is(&ib);
-    std::string line;
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
 
-    const char *error;
-    int offset;
-    pcre *code = pcre_compile("^([^:]*):([^:]*):([^:]*):(.*)$", 0, &error, &offset, NULL);
+@end
 
 
-    pcre_extra *study = NULL;
-    int capture;
-    pcre_fullinfo(code, study, PCRE_INFO_CAPTURECOUNT, &capture);
-    int matches[(capture + 1) * 3];
+@implementation ChangesView
 
 
-    while (std::getline(is, line)) {
-        const char *data(line.c_str());
+- (void) dealloc {
+    [[list_ table] setDelegate:nil];
+    [list_ setDataSource:nil];
 
 
-        _assert(pcre_exec(code, study, data, line.size(), 0, 0, matches, sizeof(matches) / sizeof(matches[0])) >= 0);
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
+    [super dealloc];
+}
 
 
-        std::istringstream buffer(line.substr(matches[6], matches[7] - matches[6]));
-        float percent;
-        buffer >> percent;
-        [delegate_ setPercent:(percent / 100)];
+- (int) numberOfSectionsInSectionList:(UISectionList *)list {
+    return [sections_ count];
+}
 
 
-        NSString *string = [NSString stringWithCString:(data + matches[8]) length:(matches[9] - matches[8])];
-        std::string type(line.substr(matches[2], matches[3] - matches[2]));
+- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
+    return [[sections_ objectAtIndex:section] name];
+}
 
 
-        if (type == "pmerror")
-            [delegate_ setError:string];
-        else if (type == "pmstatus")
-            [delegate_ setTitle:string];
-        else if (type == "pmconffile")
-            ;
-        else _assert(false);
-    }
+- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
+    return [[sections_ objectAtIndex:section] row];
+}
 
 
-    [pool release];
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [packages_ count];
 }
 
 }
 
-- (void) _readOutput:(NSNumber *)fd {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
+}
 
 
-    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
-    std::istream is(&ib);
-    std::string line;
+- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
+    if (reusing == nil)
+        reusing = [[[PackageCell alloc] init] autorelease];
+    [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
+    return reusing;
+}
 
 
-    while (std::getline(is, line))
-        [delegate_ addOutput:[NSString stringWithCString:line.c_str()]];
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return NO;
+}
 
 
-    [pool release];
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
+    Package *package = [packages_ objectAtIndex:row];
+    PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
+    [view setDelegate:delegate_];
+    [view setPackage:package];
+    [book_ pushPage:view];
 }
 
 }
 
-- (Package *) packageWithName:(NSString *)name {
-    pkgCache::PkgIterator iterator(cache_->FindPkg([name cString]));
-    return iterator.end() ? nil : [Package packageWithIterator:iterator database:self];
+- (void) _leftButtonClicked {
+    [(CYBook *)book_ update];
+    [self reloadButtons];
 }
 
 }
 
-- (Database *) init {
-    if ((self = [super init]) != nil) {
-        records_ = NULL;
-        resolver_ = NULL;
+- (void) _rightButtonClicked {
+    [delegate_ distUpgrade];
+}
 
 
-        int fds[2];
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
 
-        _assert(pipe(fds) != -1);
-        statusfd_ = fds[1];
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readStatus:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
-        ];
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
+        [self addSubview:list_];
 
 
-        _assert(pipe(fds) != -1);
-        _assert(dup2(fds[1], 1) != -1);
-        _assert(close(fds[1]) != -1);
+        [list_ setShouldHideHeaderInShortLists:NO];
+        [list_ setDataSource:self];
+        //[list_ setSectionListStyle:1];
 
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readOutput:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
-        ];
-    } return self;
-}
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
 
-- (pkgCacheFile &) cache {
-    return cache_;
-}
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+        [table setReusesTableCells:YES];
 
 
-- (pkgRecords *) records {
-    return records_;
-}
+        [self reloadData];
 
 
-- (pkgProblemResolver *) resolver {
-    return resolver_;
+        [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+    } return self;
 }
 
 - (void) reloadData {
 }
 
 - (void) reloadData {
-    _error->Discard();
-    delete resolver_;
-    delete records_;
-    cache_.Close();
-    cache_.Open(progress_, true);
-    records_ = new pkgRecords(cache_);
-    resolver_ = new pkgProblemResolver(cache_);
-}
+    NSArray *packages = [database_ packages];
 
 
-- (void) perform {
-    pkgRecords records(cache_);
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
 
 
-    FileFd lock;
-    lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
-    _assert(!_error->PendingError());
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
 
 
-    pkgAcquire fetcher(&status_);
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+        if (
+            [package installed] == nil && [package valid] && [package visible] ||
+            [package upgradableAndEssential:NO]
+        )
+            [packages_ addObject:package];
+    }
 
 
-    SPtr<pkgPackageManager> manager(_system->CreatePM(cache_));
-    _assert(manager->GetArchives(&fetcher, &list, &records));
-    _assert(!_error->PendingError());
-    _assert(fetcher.Run(PulseInterval_) != pkgAcquire::Failed);
+    [packages_ sortUsingSelector:@selector(compareForChanges:)];
 
 
-    _system->UnLock();
-    pkgPackageManager::OrderResult result = manager->DoInstall(statusfd_);
+    Section *upgradable = [[[Section alloc] initWithName:@"Available Upgrades"] autorelease];
+    Section *section = nil;
 
 
-    if (result == pkgPackageManager::Failed)
-        return;
-    if (_error->PendingError())
-        return;
-    if (result != pkgPackageManager::Completed)
-        return;
-}
+    upgrades_ = 0;
+    bool unseens = false;
 
 
-- (void) update {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 
 
-    FileFd lock;
-    lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
-    _assert(!_error->PendingError());
+    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
 
 
-    pkgAcquire fetcher(&status_);
-    _assert(list.GetIndexes(&fetcher));
-    _assert(fetcher.Run(PulseInterval_) != pkgAcquire::Failed);
+        if ([package upgradableAndEssential:YES]) {
+            ++upgrades_;
+            [upgradable addToCount];
+        } else {
+            unseens = true;
+            NSDate *seen = [package seen];
 
 
-    bool failed = false;
-    for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
-        if ((*item)->Status != pkgAcquire::Item::StatDone) {
-            (*item)->Finished();
-            failed = true;
-        }
+            NSString *name;
 
 
-    if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
-        _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
-        _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
-    }
-}
+            if (seen == nil)
+                name = [@"n/a ?" retain];
+            else {
+                name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
+            }
 
 
-- (void) upgrade {
-    _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
-    _assert(pkgApplyStatus(cache_));
+            if (section == nil || ![[section name] isEqualToString:name]) {
+                section = [[[Section alloc] initWithName:name row:offset] autorelease];
+                [sections_ addObject:section];
+            }
 
 
-    if (cache_->BrokenCount() != 0) {
-        _assert(pkgFixBroken(cache_));
-        _assert(cache_->BrokenCount() == 0);
-        _assert(pkgMinimizeUpgrade(cache_));
+            [name release];
+            [section addToCount];
+        }
     }
 
     }
 
-    _assert(pkgDistUpgrade(cache_));
-
-    //InstallPackages(cache_, true);
-}
+    CFRelease(formatter);
 
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    status_.setDelegate(delegate);
-    progress_.setDelegate(delegate);
-}
+    if (unseens) {
+        Section *last = [sections_ lastObject];
+        size_t count = [last count];
+        [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
+        [sections_ removeLastObject];
+    }
 
 
-@end
+    if (upgrades_ != 0)
+        [sections_ insertObject:upgradable atIndex:0];
 
 
-/* Progress Data {{{ */
-@interface ProgressData : NSObject {
-    SEL selector_;
-    id target_;
-    id object_;
+    [list_ reloadData];
+    [self reloadButtons];
 }
 
 }
 
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
-
-- (SEL) selector;
-- (id) target;
-- (id) object;
-@end
-
-@implementation ProgressData
-
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
-    if ((self = [super init]) != nil) {
-        selector_ = selector;
-        target_ = target;
-        object_ = object;
-    } return self;
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
 }
 
 }
 
-- (SEL) selector {
-    return selector_;
+- (NSString *) leftButtonTitle {
+    return [(CYBook *)book_ updating] ? nil : @"Refresh";
 }
 
 }
 
-- (id) target {
-    return target_;
+- (NSString *) rightButtonTitle {
+    return upgrades_ == 0 ? nil : [NSString stringWithFormat:@"Upgrade (%u)", upgrades_];
 }
 
 }
 
-- (id) object {
-    return object_;
+- (NSString *) title {
+    return @"Changes";
 }
 
 @end
 /* }}} */
 }
 
 @end
 /* }}} */
-/* Progress View {{{ */
-@interface ProgressView : UIView <
-    ProgressDelegate
-> {
-    UIView *view_;
-    UIView *background_;
+/* Search View {{{ */
+@protocol SearchViewDelegate
+- (void) showKeyboard:(BOOL)show;
+@end
+
+@interface SearchView : RVPage {
+    UIView *accessory_;
+    UISearchField *field_;
     UITransitionView *transition_;
     UITransitionView *transition_;
-    UIView *overlay_;
-    UINavigationBar *navbar_;
-    UIProgressBar *progress_;
-    UITextView *output_;
-    UITextLabel *status_;
-    id delegate_;
-    UIAlertSheet *alert_;
+    PackageTable *table_;
+    UIPreferencesTable *advanced_;
+    UIView *dimmed_;
+    bool flipped_;
+    bool reload_;
 }
 
 }
 
-- (void) dealloc;
-
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate;
-- (void) setContentView:(UIView *)view;
-- (void) resetView;
-
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
-
-- (void) _retachThread;
-- (void) _detachNewThreadData:(ProgressData *)data;
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object;
-
-- (void) setError:(NSString *)error;
-- (void) _setError:(NSString *)error;
-
-- (void) setTitle:(NSString *)title;
-- (void) _setTitle:(NSString *)title;
-
-- (void) setPercent:(float)percent;
-- (void) _setPercent:(NSNumber *)percent;
-
-- (void) addOutput:(NSString *)output;
-- (void) _addOutput:(NSString *)output;
-
-- (void) setStatusFail;
-@end
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
 
-@protocol ProgressViewDelegate
-- (void) progressViewIsComplete:(ProgressView *)sender;
 @end
 
 @end
 
-@implementation ProgressView
+@implementation SearchView
 
 - (void) dealloc {
 
 - (void) dealloc {
-    [view_ release];
-    [background_ release];
+    [field_ setDelegate:nil];
+
+    [accessory_ release];
+    [field_ release];
     [transition_ release];
     [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [progress_ release];
-    [output_ release];
-    [status_ release];
+    [table_ release];
+    [advanced_ release];
+    [dimmed_ release];
     [super dealloc];
 }
 
     [super dealloc];
 }
 
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        delegate_ = delegate;
-        alert_ = nil;
-
-        CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-        float black[] = {0.0, 0.0, 0.0, 1.0};
-        float white[] = {1.0, 1.0, 1.0, 1.0};
-        float clear[] = {0.0, 0.0, 0.0, 0.0};
-
-        background_ = [[UIView alloc] initWithFrame:[self bounds]];
-        [background_ setBackgroundColor:CGColorCreate(space, black)];
-        [self addSubview:background_];
-
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
-
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
-
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [overlay_ addSubview:navbar_];
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+    return 1;
+}
 
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
+    switch (group) {
+        case 0: return @"Advanced Search (Coming Soon!)";
 
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Running..."] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+        default: _assert(false);
+    }
+}
 
 
-        CGRect bounds = [overlay_ bounds];
-        CGSize prgsize = [UIProgressBar defaultSize];
+- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
+    switch (group) {
+        case 0: return 0;
 
 
-        CGRect prgrect = {{
-            (bounds.size.width - prgsize.width) / 2,
-            bounds.size.height - prgsize.height - 20
-        }, prgsize};
+        default: _assert(false);
+    }
+}
 
 
-        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
-        [overlay_ addSubview:progress_];
+- (void) _showKeyboard:(BOOL)show {
+    CGSize keysize = [UIKeyboard defaultSize];
+    CGRect keydown = [book_ pageBounds];
+    CGRect keyup = keydown;
+    keyup.size.height -= keysize.height - ButtonBarHeight_;
 
 
-        status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
-            10,
-            bounds.size.height - prgsize.height - 50,
-            bounds.size.width - 20,
-            24
-        )];
+    float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
 
 
-        [status_ setColor:CGColorCreate(space, white)];
-        [status_ setBackgroundColor:CGColorCreate(space, clear)];
+    UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
+    [animation setSignificantRectFields:8];
 
 
-        [status_ setCentersHorizontally:YES];
-        //[status_ setFont:font];
+    if (show) {
+        [animation setStartFrame:keydown];
+        [animation setEndFrame:keyup];
+    } else {
+        [animation setStartFrame:keyup];
+        [animation setEndFrame:keydown];
+    }
 
 
-        output_ = [[UITextView alloc] initWithFrame:CGRectMake(
-            10,
-            navrect.size.height + 20,
-            bounds.size.width - 20,
-            bounds.size.height - navsize.height - 62 - navrect.size.height
-        )];
+    UIAnimator *animator = [UIAnimator sharedAnimator];
 
 
-        //[output_ setTextFont:@"Courier New"];
-        [output_ setTextSize:12];
+    [animator
+        addAnimations:[NSArray arrayWithObjects:animation, nil]
+        withDuration:(KeyboardTime_ - delay)
+        start:!show
+    ];
 
 
-        [output_ setTextColor:CGColorCreate(space, white)];
-        [output_ setBackgroundColor:CGColorCreate(space, clear)];
+    if (show)
+        [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
 
 
-        [output_ setMarginTop:0];
-        [output_ setAllowsRubberBanding:YES];
+    [delegate_ showKeyboard:show];
+}
 
 
-        [overlay_ addSubview:output_];
-        [overlay_ addSubview:status_];
+- (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
+    [self _showKeyboard:YES];
+}
 
 
-        [progress_ setStyle:0];
-    } return self;
+- (void) textFieldDidResignFirstResponder:(UITextField *)field {
+    [self _showKeyboard:NO];
 }
 
 }
 
-- (void) setContentView:(UIView *)view {
-    view_ = view;
+- (void) keyboardInputChanged:(UIFieldEditor *)editor {
+    if (reload_) {
+        NSString *text([field_ text]);
+        [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
+        [self reloadData];
+        reload_ = false;
+    }
 }
 
 }
 
-- (void) resetView {
-    [transition_ transition:6 toView:view_];
+- (void) textFieldClearButtonPressed:(UITextField *)field {
+    reload_ = true;
 }
 
 }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [alert_ dismiss];
-    [alert_ release];
-    alert_ = nil;
+- (void) keyboardInputShouldDelete:(id)input {
+    reload_ = true;
 }
 
 }
 
-- (void) _retachThread {
-    [delegate_ progressViewIsComplete:self];
-    [self resetView];
+- (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
+    if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
+        reload_ = true;
+        return YES;
+    } else {
+        [field_ resignFirstResponder];
+        return NO;
+    }
 }
 
 }
 
-- (void) _detachNewThreadData:(ProgressData *)data {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        CGRect pageBounds = [book_ pageBounds];
 
 
-    [[data target] performSelector:[data selector] withObject:[data object]];
-    [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
+        /*UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:pageBounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];*/
 
 
-    [data release];
-    [pool release];
-}
+        transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
+        [self addSubview:transition_];
 
 
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object {
-    [status_ setText:nil];
-    [output_ setText:@""];
-    [progress_ setProgress:0];
+        advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
 
 
-    [transition_ transition:6 toView:overlay_];
+        [advanced_ setReusesTableCells:YES];
+        [advanced_ setDataSource:self];
+        [advanced_ reloadData];
 
 
-    [NSThread
-        detachNewThreadSelector:@selector(_detachNewThreadData:)
-        toTarget:self
-        withObject:[[ProgressData alloc]
-            initWithSelector:selector
-            target:target
-            object:object
-        ]
-    ];
-}
+        dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
+        CGColor dimmed(space_, 0, 0, 0, 0.5);
+        [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
 
 
-- (void) setStatusFail {
-}
+        table_ = [[PackageTable alloc]
+            initWithBook:book
+            database:database
+            title:nil
+            filter:@selector(isUnfilteredAndSearchedForBy:)
+            with:nil
+        ];
 
 
-- (void) setError:(NSString *)error {
-    [self
-        performSelectorOnMainThread:@selector(_setError:)
-        withObject:error
-        waitUntilDone:YES
-    ];
-}
+        [table_ setShouldHideHeaderInShortLists:NO];
+        [transition_ transition:0 toView:table_];
+
+        CGRect cnfrect = {{
+#ifdef __OBJC2__
+        6 +
+#endif
+        1, 38}, {17, 18}};
 
 
-- (void) _setError:(NSString *)error {
-    _assert(alert_ == nil);
+        CGRect area;
+        area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
+        area.origin.y = 1;
 
 
-    alert_ = [[UIAlertSheet alloc]
-        initWithTitle:@"Package Error"
-        buttons:[NSArray arrayWithObjects:@"Okay", nil]
-        defaultButtonIndex:0
-        delegate:self
-        context:self
-    ];
+        area.size.width =
+#ifdef __OBJC2__
+            8 +
+#endif
+            [self bounds].size.width - area.origin.x - 18;
+
+        area.size.height = [UISearchField defaultHeight];
+
+        field_ = [[UISearchField alloc] initWithFrame:area];
 
 
-    [alert_ setBodyText:error];
-    [alert_ popupAlertAnimated:YES];
+        UIFont *font = [UIFont systemFontOfSize:16];
+        [field_ setFont:font];
+
+        [field_ setPlaceholder:@"Package Names & Descriptions"];
+        [field_ setDelegate:self];
+
+        [field_ setPaddingTop:5];
+
+        UITextInputTraits *traits = [field_ textInputTraits];
+        [traits setAutocapitalizationType:0];
+        [traits setAutocorrectionType:1];
+        [traits setReturnKeyType:6];
+
+        CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
+
+        accessory_ = [[UIView alloc] initWithFrame:accrect];
+        [accessory_ addSubview:field_];
+
+        /*UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
+        [configure setShowPressFeedback:YES];
+        [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
+        [configure addTarget:self action:@selector(configurePushed) forEvents:1];
+        [accessory_ addSubview:configure];*/
+
+        [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+    } return self;
 }
 
 }
 
-- (void) setTitle:(NSString *)title {
-    [self
-        performSelectorOnMainThread:@selector(_setTitle:)
-        withObject:title
-        waitUntilDone:YES
-    ];
+- (void) flipPage {
+#ifndef __OBJC2__
+    LKAnimation *animation = [LKTransition animation];
+    [animation setType:@"oglFlip"];
+    [animation setTimingFunction:[LKTimingFunction functionWithName:@"easeInEaseOut"]];
+    [animation setFillMode:@"extended"];
+    [animation setTransitionFlags:3];
+    [animation setDuration:10];
+    [animation setSpeed:0.35];
+    [animation setSubtype:(flipped_ ? @"fromLeft" : @"fromRight")];
+    [[transition_ _layer] addAnimation:animation forKey:0];
+    [transition_ transition:0 toView:(flipped_ ? (UIView *) table_ : (UIView *) advanced_)];
+    flipped_ = !flipped_;
+#endif
 }
 
 }
 
-- (void) _setTitle:(NSString *)title {
-    [status_ setText:[title stringByAppendingString:@"..."]];
+- (void) configurePushed {
+    [field_ resignFirstResponder];
+    [self flipPage];
 }
 
 }
 
-- (void) setPercent:(float)percent {
-    [self
-        performSelectorOnMainThread:@selector(_setPercent:)
-        withObject:[NSNumber numberWithFloat:percent]
-        waitUntilDone:YES
-    ];
+- (void) resetViewAnimated:(BOOL)animated {
+    if (flipped_)
+        [self flipPage];
+    [table_ resetViewAnimated:animated];
 }
 
 }
 
-- (void) _setPercent:(NSNumber *)percent {
-    [progress_ setProgress:[percent floatValue]];
+- (void) reloadData {
+    if (flipped_)
+        [self flipPage];
+    [table_ setObject:[field_ text]];
+    [table_ reloadData];
+    [table_ resetCursor];
 }
 
 }
 
-- (void) addOutput:(NSString *)output {
-    [self
-        performSelectorOnMainThread:@selector(_addOutput:)
-        withObject:output
-        waitUntilDone:YES
-    ];
+- (UIView *) accessoryView {
+    return accessory_;
 }
 
 }
 
-- (void) _addOutput:(NSString *)output {
-    [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
-    CGSize size = [output_ contentSize];
-    CGRect rect = {{0, size.height}, {size.width, 0}};
-    [output_ scrollRectToVisible:rect animated:YES];
+- (NSString *) title {
+    return nil;
+}
+
+- (NSString *) backButtonTitle {
+    return @"Search";
+}
+
+- (void) setDelegate:(id)delegate {
+    [table_ setDelegate:delegate];
+    [super setDelegate:delegate];
 }
 
 @end
 /* }}} */
 
 }
 
 @end
 /* }}} */
 
-@protocol PackagesViewDelegate
-- (void) perform;
-- (void) update;
-- (void) openURL:(NSString *)url;
-@end
+@implementation CYBook
 
 
-/* PackagesView {{{ */
-@interface PackagesView : ResetView {
-    Database *database_;
-    NSMutableArray *packages_;
-    NSMutableArray *sections_;
-    id delegate_;
-    UISectionList *list_;
-    UITransitionView *transition_;
-    Package *package_;
-    PackageView *pkgview_;
+- (void) dealloc {
+    [overlay_ release];
+    [indicator_ release];
+    [prompt_ release];
+    [progress_ release];
+    [cancel_ release];
+    [super dealloc];
 }
 
 }
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list;
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section;
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section;
+- (NSString *) getTitleForPage:(RVPage *)page {
+    return Simplify([super getTitleForPage:page]);
+}
 
 
-- (int) numberOfRowsInTable:(UITable *)table;
-- (float) table:(UITable *)table heightForRow:(int)row;
-- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col;
-- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row;
-- (void) tableRowSelected:(NSNotification*)notification;
+- (BOOL) updating {
+    return updating_;
+}
 
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
+- (void) update {
+    [UIView beginAnimations:nil context:NULL];
 
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database;
-- (void) setDelegate:(id)delegate;
-- (void) deselect;
-- (void) reloadData;
+    CGRect ovrframe = [overlay_ frame];
+    ovrframe.origin.y = 0;
+    [overlay_ setFrame:ovrframe];
 
 
-- (NSString *) title;
-- (void) perform:(Package *)package;
-- (void) addPackage:(Package *)package;
-@end
+    CGRect barframe = [navbar_ frame];
+    barframe.origin.y += ovrframe.size.height;
+    [navbar_ setFrame:barframe];
 
 
-@implementation PackagesView
+    CGRect trnframe = [transition_ frame];
+    trnframe.origin.y += ovrframe.size.height;
+    trnframe.size.height -= ovrframe.size.height;
+    [transition_ setFrame:trnframe];
 
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list {
-    return [sections_ count];
-}
+    [UIView endAnimations];
 
 
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
-    return [[sections_ objectAtIndex:section] name];
-}
+    [indicator_ startAnimation];
+    [prompt_ setText:@"Updating Database"];
+    [progress_ setProgress:0];
 
 
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
-    return [[sections_ objectAtIndex:section] row];
-}
+    received_ = 0;
+    last_ = [NSDate timeIntervalSinceReferenceDate];
+    updating_ = true;
+    [overlay_ addSubview:cancel_];
 
 
-- (int) numberOfRowsInTable:(UITable *)table {
-    return [packages_ count];
+    [NSThread
+        detachNewThreadSelector:@selector(_update)
+        toTarget:self
+        withObject:nil
+    ];
 }
 
 }
 
-- (float) table:(UITable *)table heightForRow:(int)row {
-    return 64;
-}
+- (void) _update_ {
+    updating_ = false;
 
 
-- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
-    Package *package = [packages_ objectAtIndex:row];
-    PackageCell *cell = [[[PackageCell alloc] initWithPackage:package] autorelease];
-    return cell;
-}
+    [indicator_ stopAnimation];
 
 
-- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
-    return YES;
-}
+    [UIView beginAnimations:nil context:NULL];
 
 
-- (void) tableRowSelected:(NSNotification*)notification {
-    int row = [[list_ table] selectedRow];
-    if (row == INT_MAX)
-        return;
+    CGRect ovrframe = [overlay_ frame];
+    ovrframe.origin.y = -ovrframe.size.height;
+    [overlay_ setFrame:ovrframe];
 
 
-    package_ = [packages_ objectAtIndex:row];
+    CGRect barframe = [navbar_ frame];
+    barframe.origin.y -= ovrframe.size.height;
+    [navbar_ setFrame:barframe];
 
 
-    UINavigationItem *navitem = [[UINavigationItem alloc] initWithTitle:[package_ name]];
-    [navbar_ pushNavigationItem:navitem];
+    CGRect trnframe = [transition_ frame];
+    trnframe.origin.y -= ovrframe.size.height;
+    trnframe.size.height += ovrframe.size.height;
+    [transition_ setFrame:trnframe];
 
 
-    [navbar_ showButtonsWithLeftTitle:nil rightTitle:[self title]];
+    [UIView commitAnimations];
 
 
-    [pkgview_ setPackage:package_];
-    [transition_ transition:1 toView:pkgview_];
+    [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
 }
 
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    if (button == 0) {
-        [self perform:package_];
+- (id) initWithFrame:(CGRect)frame database:(Database *)database {
+    if ((self = [super initWithFrame:frame]) != nil) {
+        database_ = database;
 
 
-        pkgProblemResolver *resolver = [database_ resolver];
+        CGRect ovrrect = [navbar_ bounds];
+        ovrrect.size.height = [UINavigationBar defaultSize].height;
+        ovrrect.origin.y = -ovrrect.size.height;
 
 
-        resolver->InstallProtect();
-        if (!resolver->Resolve(true))
-            _error->Discard();
+        overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
+        [self addSubview:overlay_];
 
 
-        [delegate_ perform];
-    }
-}
+        [overlay_ setBarStyle:1];
+        int barstyle = [overlay_ _barStyle:NO];
+        bool ugly = barstyle == 0;
 
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    [self deselect];
-    [super navigationBar:navbar poppedItem:item];
-}
+        UIProgressIndicatorStyle style = ugly ?
+            kUIProgressIndicatorStyleMediumBrown :
+            kUIProgressIndicatorStyleMediumWhite;
 
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
+        unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
+        CGRect indrect = {{indoffset, indoffset}, indsize};
 
 
-        struct CGRect bounds = [self bounds];
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
+        [indicator_ setStyle:style];
+        [overlay_ addSubview:indicator_];
 
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+        CGSize prmsize = {215, indsize.height + 4};
 
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        CGRect prmrect = {{
+            indoffset * 2 + indsize.width,
+#ifdef __OBJC2__
+            -1 +
+#endif
+            unsigned(ovrrect.size.height - prmsize.height) / 2
+        }, prmsize};
 
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:[self title]] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navitem setBackButtonTitle:@"Packages"];
+        UIFont *font = [UIFont systemFontOfSize:15];
 
 
-        transition_ = [[UITransitionView alloc] initWithFrame:CGRectMake(
-            bounds.origin.x, bounds.origin.y + navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
 
 
-        [self addSubview:transition_];
+        [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
+        [prompt_ setBackgroundColor:[UIColor clearColor]];
+        [prompt_ setFont:font];
 
 
-        list_ = [[UISectionList alloc] initWithFrame:[transition_ bounds] showSectionIndex:NO];
-        [list_ setDataSource:self];
-        [list_ setShouldHideHeaderInShortLists:NO];
+        [overlay_ addSubview:prompt_];
 
 
-        [transition_ transition:0 toView:list_];
+        CGSize prgsize = {75, 100};
 
 
-        UITableColumn *column = [[UITableColumn alloc]
-            initWithTitle:@"Name"
-            identifier:@"name"
-            width:frame.size.width
-        ];
+        CGRect prgrect = {{
+            ovrrect.size.width - prgsize.width - 10,
+            (ovrrect.size.height - prgsize.height) / 2
+        } , prgsize};
 
 
-        UITable *table = [list_ table];
-        [table setSeparatorStyle:1];
-        [table addTableColumn:column];
-        [table setDelegate:self];
+        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
+        [progress_ setStyle:0];
+        [overlay_ addSubview:progress_];
 
 
-        pkgview_ = [[PackageView alloc] initWithFrame:[transition_ bounds] database:database_];
+        cancel_ = [[UINavigationButton alloc] initWithTitle:@"Cancel" style:UINavigationButtonStyleHighlighted];
+        [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
+
+        CGRect frame = [cancel_ frame];
+        frame.size.width = 65;
+        frame.origin.x = ovrrect.size.width - frame.size.width - 5;
+        frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
+        [cancel_ setFrame:frame];
+
+        [cancel_ setBarStyle:barstyle];
     } return self;
 }
 
     } return self;
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    [pkgview_ setDelegate:delegate];
+- (void) _onCancel {
+    updating_ = false;
+    [cancel_ removeFromSuperview];
 }
 
 }
 
-- (void) deselect {
-    [transition_ transition:(resetting_ ? 0 : 2) toView:list_];
-    UITable *table = [list_ table];
-    [table selectRow:-1 byExtendingSelection:NO withFade:(resetting_ ? NO : YES)];
-    package_ = nil;
-}
+- (void) _update {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
 
-- (void) reloadData {
-    packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+    Status status;
+    status.setDelegate(self);
 
 
-    if (sections_ != nil) {
-        [sections_ release];
-        sections_ = nil;
-    }
+    [database_ updateWithStatus:status];
 
 
-    for (pkgCache::PkgIterator iterator = [database_ cache]->PkgBegin(); !iterator.end(); ++iterator)
-        if (Package *package = [Package packageWithIterator:iterator database:database_])
-            [self addPackage:package];
+    [self
+        performSelectorOnMainThread:@selector(_update_)
+        withObject:nil
+        waitUntilDone:NO
+    ];
 
 
-    [packages_ sortUsingSelector:@selector(compareBySectionAndName:)];
-    sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
+    [pool release];
+}
 
 
-    Section *section = nil;
-    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
-        Package *package = [packages_ objectAtIndex:offset];
-        NSString *name = [package section];
+- (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
+    [prompt_ setText:[NSString stringWithFormat:@"Error: %@", error]];
+}
 
 
-        if (section == nil || ![[section name] isEqual:name]) {
-            section = [[Section alloc] initWithName:name row:offset];
-            [sections_ addObject:section];
-        }
+- (void) setProgressTitle:(NSString *)title {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressTitle:)
+        withObject:title
+        waitUntilDone:YES
+    ];
+}
 
 
-        [section addPackage:package];
-    }
+- (void) setProgressPercent:(float)percent {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressPercent:)
+        withObject:[NSNumber numberWithFloat:percent]
+        waitUntilDone:YES
+    ];
+}
 
 
-    [list_ reloadData];
-    [self resetView];
+- (void) startProgress {
 }
 
 }
 
-- (NSString *) title {
-    return nil;
+- (void) addProgressOutput:(NSString *)output {
+    [self
+        performSelectorOnMainThread:@selector(_addProgressOutput:)
+        withObject:output
+        waitUntilDone:YES
+    ];
+}
+
+- (bool) isCancelling:(size_t)received {
+    NSTimeInterval now = [NSDate timeIntervalSinceReferenceDate];
+    if (received_ != received) {
+        received_ = received;
+        last_ = now;
+    } else if (now - last_ > 15)
+        return true;
+    return !updating_;
+}
+
+- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
+}
+
+- (void) _setProgressTitle:(NSString *)title {
+    [prompt_ setText:title];
 }
 
 }
 
-- (void) perform:(Package *)package {
+- (void) _setProgressPercent:(NSNumber *)percent {
+    [progress_ setProgress:[percent floatValue]];
 }
 
 }
 
-- (void) addPackage:(Package *)package {
-    [packages_ addObject:package];
+- (void) _addProgressOutput:(NSString *)output {
 }
 
 @end
 }
 
 @end
-/* }}} */
 
 
-/* InstallView {{{ */
-@interface InstallView : PackagesView {
+@interface Cydia : UIApplication <
+    ConfirmationViewDelegate,
+    ProgressViewDelegate,
+    SearchViewDelegate,
+    CydiaDelegate
+> {
+    UIWindow *window_;
+
+    UIView *underlay_;
+    UIView *overlay_;
+    CYBook *book_;
+    UIToolbar *buttonbar_;
+
+    ConfirmationView *confirm_;
+
+    NSMutableArray *essential_;
+    NSMutableArray *broken_;
+
+    Database *database_;
+    ProgressView *progress_;
+
+    unsigned tag_;
+
+    UIKeyboard *keyboard_;
+    UIProgressHUD *hud_;
+
+    InstallView *install_;
+    ChangesView *changes_;
+    ManageView *manage_;
+    SearchView *search_;
 }
 
 }
 
-- (NSString *) title;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
 @end
 
 @end
 
-@implementation InstallView
+@implementation Cydia
 
 
-- (NSString *) title {
-    return @"Install";
+- (void) _loaded {
+    if ([broken_ count] != 0) {
+        int count = [broken_ count];
+
+        UIActionSheet *sheet = [[[UIActionSheet alloc]
+            initWithTitle:[NSString stringWithFormat:@"%d Half-Installed Package%@", count, (count == 1 ? @"" : @"s")]
+            buttons:[NSArray arrayWithObjects:
+                @"Forcibly Clear",
+                @"Ignore (Temporary)",
+            nil]
+            defaultButtonIndex:0
+            delegate:self
+            context:@"fixhalf"
+        ] autorelease];
+
+        [sheet setBodyText:@"When the shell scripts associated with packages fail, they are left in a bad state known as either half-configured or half-installed. These errors don't go away and instead continue to cause issues. These scripts can be deleted and the packages forcibly removed."];
+        [sheet popupAlertAnimated:YES];
+    } else if (!Ignored_ && [essential_ count] != 0) {
+        int count = [essential_ count];
+
+        UIActionSheet *sheet = [[[UIActionSheet alloc]
+            initWithTitle:[NSString stringWithFormat:@"%d Essential Upgrade%@", count, (count == 1 ? @"" : @"s")]
+            buttons:[NSArray arrayWithObjects:@"Upgrade Essential", @"Ignore (Temporary)", nil]
+            defaultButtonIndex:0
+            delegate:self
+            context:@"upgrade"
+        ] autorelease];
+
+        [sheet setBodyText:@"One or more essential packages are currently out of date. If these upgrades are not performed you are likely to encounter errors."];
+        [sheet popupAlertAnimated:YES];
+    }
 }
 
 }
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] == nil)
-        [super addPackage:package];
-}
+- (void) _reloadData {
+    /*UIProgressHUD *hud = [[UIProgressHUD alloc] initWithWindow:window_];
+    [hud setText:@"Reloading Data"];
+    [overlay_ addSubview:hud];
+    [hud show:YES];*/
 
 
-- (void) perform:(Package *)package {
-    [package install];
-}
+    [database_ reloadData];
 
 
-@end
-/* }}} */
-/* UpgradeView {{{ */
-@interface UpgradeView : PackagesView {
-}
+    size_t changes(0);
 
 
-- (NSString *) title;
-- (NSString *) leftTitle;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-@end
+    [essential_ removeAllObjects];
+    [broken_ removeAllObjects];
 
 
-@implementation UpgradeView
+    NSArray *packages = [database_ packages];
+    for (int i(0), e([packages count]); i != e; ++i) {
+        Package *package = [packages objectAtIndex:i];
+        if ([package half])
+            [broken_ addObject:package];
+        if ([package upgradableAndEssential:NO]) {
+            if ([package essential])
+                [essential_ addObject:package];
+            ++changes;
+        }
+    }
 
 
-- (NSString *) title {
-    return @"Upgrade";
-}
+    if (changes != 0) {
+        NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
+        [buttonbar_ setBadgeValue:badge forButton:3];
+        if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
+            [buttonbar_ setBadgeAnimated:YES forButton:3];
+        [self setApplicationBadge:badge];
+    } else {
+        [buttonbar_ setBadgeValue:nil forButton:3];
+        if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
+            [buttonbar_ setBadgeAnimated:NO forButton:3];
+        [self removeApplicationBadge];
+    }
 
 
-- (NSString *) leftTitle {
-    return @"Upgrade All";
-}
+    [self updateData];
 
 
-- (void) addPackage:(Package *)package {
-    NSString *installed = [package installed];
-    if (installed != nil && [[package latest] compare:installed] != NSOrderedSame)
-        [super addPackage:package];
-}
+    if ([packages count] == 0);
+    else if (Loaded_)
+        [self _loaded];
+    else {
+        Loaded_ = YES;
+        [book_ update];
+    }
 
 
-- (void) perform:(Package *)package {
-    [package install];
+    /*[hud show:NO];
+    [hud removeFromSuperview];*/
 }
 
 }
 
-@end
-/* }}} */
-/* UninstallView {{{ */
-@interface UninstallView : PackagesView {
+- (void) _saveConfig {
+    if (Changed_) {
+        _assert([Metadata_ writeToFile:@"/var/lib/cydia/metadata.plist" atomically:YES] == YES);
+        Changed_ = false;
+    }
 }
 
 }
 
-- (NSString *) title;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-@end
+- (void) updateData {
+    [self _saveConfig];
 
 
-@implementation UninstallView
+    /* XXX: this is just stupid */
+    if (tag_ != 2)
+        [install_ reloadData];
+    if (tag_ != 3)
+        [changes_ reloadData];
+    if (tag_ != 5)
+        [search_ reloadData];
 
 
-- (NSString *) title {
-    return @"Uninstall";
+    [book_ reloadData];
 }
 
 }
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] != nil)
-        [super addPackage:package];
+- (void) update_ {
+    [database_ update];
 }
 
 }
 
-- (void) perform:(Package *)package {
-    [package remove];
-}
+- (void) syncData {
+    FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
+    _assert(file != NULL);
 
 
-@end
-/* }}} */
+    NSArray *keys = [Sources_ allKeys];
 
 
-@interface Cydia : UIApplication <
-    ConfirmationViewDelegate,
-    PackagesViewDelegate,
-    ProgressViewDelegate
-> {
-    UIWindow *window_;
-    UIView *underlay_;
-    UIView *overlay_;
-    UITransitionView *transition_;
-    UIButtonBar *buttonbar_;
+    for (int i(0), e([keys count]); i != e; ++i) {
+        NSString *key = [keys objectAtIndex:i];
+        NSDictionary *source = [Sources_ objectForKey:key];
 
 
-    UIAlertSheet *alert_;
-    ConfirmationView *confirm_;
+        fprintf(file, "%s %s %s\n",
+            [[source objectForKey:@"Type"] UTF8String],
+            [[source objectForKey:@"URI"] UTF8String],
+            [[source objectForKey:@"Distribution"] UTF8String]
+        );
+    }
 
 
-    Database *database_;
-    ProgressView *progress_;
+    fclose(file);
 
 
-    UIView *featured_;
-    UINavigationBar *navbar_;
-    UIScroller *scroller_;
-    UIWebView *webview_;
-    NSURL *url_;
+    [self _saveConfig];
 
 
-    InstallView *install_;
-    UpgradeView *upgrade_;
-    UninstallView *uninstall_;
-    SourcesView *sources_;
+    [progress_
+        detachNewThreadSelector:@selector(update_)
+        toTarget:self
+        withObject:nil
+        title:@"Updating Sources"
+    ];
 }
 
 }
 
-- (void) loadNews;
-- (void) reloadData;
-- (void) perform;
-- (void) cancel;
-- (void) confirm;
-- (void) update;
-
-- (void) progressViewIsComplete:(ProgressView *)progress;
-
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
-- (void) buttonBarItemTapped:(id)sender;
+- (void) reloadData {
+    @synchronized (self) {
+        if (confirm_ == nil)
+            [self _reloadData];
+    }
+}
 
 
-- (void) view:(UIView *)sender didSetFrame:(CGRect)frame;
-- (void) view:(UIView *)view didDrawInRect:(CGRect)rect duration:(float)duration;
+- (void) resolve {
+    pkgProblemResolver *resolver = [database_ resolver];
 
 
-- (void) applicationDidFinishLaunching:(id)unused;
-@end
+    resolver->InstallProtect();
+    if (!resolver->Resolve(true))
+        _error->Discard();
+}
 
 
-#include <objc/objc-class.h>
+- (void) perform {
+    [database_ prepare];
+
+    if ([database_ cache]->BrokenCount() == 0)
+        confirm_ = [[ConfirmationView alloc] initWithView:underlay_ database:database_ delegate:self];
+    else {
+        NSMutableArray *broken = [NSMutableArray arrayWithCapacity:16];
+        NSArray *packages = [database_ packages];
+
+        for (size_t i(0); i != [packages count]; ++i) {
+            Package *package = [packages objectAtIndex:i];
+            if ([package broken])
+                [broken addObject:[package name]];
+        }
 
 
-@implementation Cydia
+        UIActionSheet *sheet = [[[UIActionSheet alloc]
+            initWithTitle:[NSString stringWithFormat:@"%d Broken Packages", [database_ cache]->BrokenCount()]
+            buttons:[NSArray arrayWithObjects:@"Okay", nil]
+            defaultButtonIndex:0
+            delegate:self
+            context:@"broken"
+        ] autorelease];
 
 
-- (void) loadNews {
-    NSMutableURLRequest *request = [NSMutableURLRequest
-        requestWithURL:url_
-        cachePolicy:NSURLRequestReloadIgnoringCacheData
-        timeoutInterval:30.0
-    ];
+        [sheet setBodyText:[NSString stringWithFormat:@"The following packages have unmet dependencies:\n\n%@", [broken componentsJoinedByString:@"\n"]]];
+        [sheet popupAlertAnimated:YES];
 
 
-    [request addValue:[NSString stringWithCString:Machine_] forHTTPHeaderField:@"X-Machine"];
-    [request addValue:[NSString stringWithCString:SerialNumber_] forHTTPHeaderField:@"X-Serial-Number"];
+        [self _reloadData];
+    }
+}
 
 
-    [webview_ loadRequest:request];
+- (void) installPackage:(Package *)package {
+    @synchronized (self) {
+        [package install];
+        [self resolve];
+        [self perform];
+    }
 }
 
 }
 
-- (void) reloadData {
-    [database_ reloadData];
-    [install_ reloadData];
-    [upgrade_ reloadData];
-    [uninstall_ reloadData];
-    [sources_ reloadData];
+- (void) removePackage:(Package *)package {
+    @synchronized (self) {
+        [package remove];
+        [self resolve];
+        [self perform];
+    }
 }
 
 }
 
-- (void) perform {
-    confirm_ = [[ConfirmationView alloc] initWithView:underlay_ database:database_ delegate:self];
+- (void) distUpgrade {
+    @synchronized (self) {
+        [database_ upgrade];
+        [self perform];
+    }
 }
 
 - (void) cancel {
 }
 
 - (void) cancel {
-    [confirm_ release];
-    confirm_ = nil;
+    @synchronized (self) {
+        [confirm_ release];
+        confirm_ = nil;
+        [self _reloadData];
+    }
 }
 
 - (void) confirm {
     [overlay_ removeFromSuperview];
 }
 
 - (void) confirm {
     [overlay_ removeFromSuperview];
+    reload_ = true;
 
     [progress_
         detachNewThreadSelector:@selector(perform)
         toTarget:database_
         withObject:nil
 
     [progress_
         detachNewThreadSelector:@selector(perform)
         toTarget:database_
         withObject:nil
+        title:@"Running"
     ];
 }
 
     ];
 }
 
-- (void) update {
+- (void) bootstrap_ {
+    [database_ update];
+    [database_ upgrade];
+    [database_ prepare];
+    [database_ perform];
+}
+
+- (void) bootstrap {
     [progress_
     [progress_
-        detachNewThreadSelector:@selector(update)
-        toTarget:database_
+        detachNewThreadSelector:@selector(bootstrap_)
+        toTarget:self
         withObject:nil
         withObject:nil
+        title:@"Bootstrap Install"
     ];
 }
 
 - (void) progressViewIsComplete:(ProgressView *)progress {
     ];
 }
 
 - (void) progressViewIsComplete:(ProgressView *)progress {
-    [self reloadData];
-
-    if (confirm_ != nil) {
-        [underlay_ addSubview:overlay_];
-        [confirm_ removeFromSuperview];
-        [confirm_ release];
-        confirm_ = nil;
+    @synchronized (self) {
+        [self _reloadData];
+
+        if (confirm_ != nil) {
+            [underlay_ addSubview:overlay_];
+            [confirm_ removeFromSuperview];
+            [confirm_ release];
+            confirm_ = nil;
+        }
     }
 }
 
     }
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-            [self loadNews];
-        break;
-
-        case 1:
-            _assert(alert_ == nil);
-
-            alert_ = [[UIAlertSheet alloc]
-                initWithTitle:@"About Cydia Packager"
-                buttons:[NSArray arrayWithObjects:@"Close", nil]
-                defaultButtonIndex:0
-                delegate:self
-                context:self
-            ];
-
-            [alert_ setBodyText:
-                @"Copyright (C) 2007\n"
-                "Jay Freeman (saurik)\n"
-                "saurik@saurik.com\n"
-                "http://www.saurik.com/\n"
-                "\n"
-                "The Okori Group\n"
-                "http://www.theokorigroup.com/\n"
-                "\n"
-                "College of Creative Studies,\n"
-                "University of California,\n"
-                "Santa Barbara\n"
-                "http://www.ccs.ucsb.edu/\n"
-                "\n"
-                "Special Thanks:\n"
-                "bad_, BHSPitMonkey, Cobra, core,\n"
-                "Corona, cromas, Darken, dtzWill,\n"
-                "francis, Godores, jerry, Kingstone,\n"
-                "lounger, rockabilly, tman, Wbiggs"
-            ];
+- (void) setPage:(RVPage *)page {
+    [page resetViewAnimated:NO];
+    [page setDelegate:self];
+    [book_ setPage:page];
+}
 
 
-            [alert_ presentSheetFromButtonBar:buttonbar_];
-        break;
-    }
+- (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
+    BrowserView *browser = [[[_class alloc] initWithBook:book_ database:database_] autorelease];
+    [browser loadURL:url];
+    return browser;
 }
 
 }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [alert_ dismiss];
-    [alert_ release];
-    alert_ = nil;
+- (void) _setHomePage {
+    [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
 }
 
 - (void) buttonBarItemTapped:(id)sender {
 }
 
 - (void) buttonBarItemTapped:(id)sender {
-    UIView *view;
+    unsigned tag = [sender tag];
+    if (tag == tag_) {
+        [book_ resetViewAnimated:YES];
+        return;
+    } else if (tag_ == 2 && tag != 2)
+        [install_ resetView];
 
 
-    switch ([sender tag]) {
-        case 1: view = featured_; break;
-        case 2: view = install_; break;
-        case 3: view = upgrade_; break;
-        case 4: view = uninstall_; break;
-        case 5: view = sources_; break;
+    switch (tag) {
+        case 1: [self _setHomePage]; break;
 
 
-        default:
-            _assert(false);
+        case 2: [self setPage:install_]; break;
+        case 3: [self setPage:changes_]; break;
+        case 4: [self setPage:manage_]; break;
+        case 5: [self setPage:search_]; break;
+
+        default: _assert(false);
     }
 
     }
 
-    if ([view respondsToSelector:@selector(resetView)])
-        [(id) view resetView];
-    [transition_ transition:0 toView:view];
+    tag_ = tag;
 }
 
 }
 
-- (void) view:(UIView *)view didSetFrame:(CGRect)frame {
-    [scroller_ setContentSize:frame.size];
+- (void) applicationWillSuspend {
+    [database_ clean];
+    [super applicationWillSuspend];
 }
 
 }
 
-- (void) view:(UIView *)view didDrawInRect:(CGRect)rect duration:(float)duration {
-    [scroller_ setContentSize:[webview_ bounds].size];
-}
+- (void) askForSettings {
+    UIActionSheet *role = [[[UIActionSheet alloc]
+        initWithTitle:@"Who Are You?"
+        buttons:[NSArray arrayWithObjects:
+            @"User (Graphical Only)",
+            @"Hacker (+ Command Line)",
+            @"Developer (No Filters)",
+        nil]
+        defaultButtonIndex:-1
+        delegate:self
+        context:@"role"
+    ] autorelease];
 
 
-- (void) applicationDidFinishLaunching:(id)unused {
-    _assert(pkgInitConfig(*_config));
-    _assert(pkgInitSystem(*_config, _system));
+    [role setBodyText:@"Not all of the packages available via Cydia are designed to be used by all users. Please categorize yourself so that Cydia can apply helpful filters.\n\nThis choice can be changed from \"Settings\" under the \"Manage\" tab."];
+    [role popupAlertAnimated:YES];
+}
 
 
-    alert_ = nil;
-    confirm_ = nil;
+- (void) finish {
+    if (hud_ != nil) {
+        [self setStatusBarShowsProgress:NO];
 
 
-    CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
-    window_ = [[UIWindow alloc] initWithContentRect:screenrect];
+        [hud_ show:NO];
+        [hud_ removeFromSuperview];
+        [hud_ autorelease];
+        hud_ = nil;
 
 
-    [window_ orderFront: self];
-    [window_ makeKey: self];
-    [window_ _setHidden: NO];
+        pid_t pid = ExecFork();
+        if (pid == 0) {
+            execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
+            perror("launchctl stop");
+        }
 
 
-    progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] delegate:self];
-    [window_ setContentView:progress_];
+        return;
+    }
 
 
-    underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
-    [progress_ setContentView:underlay_];
+    if (Role_ == nil) {
+        [self askForSettings];
+        return;
+    }
 
     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
 
     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
-    [underlay_ addSubview:overlay_];
 
 
-    transition_ = [[UITransitionView alloc] initWithFrame:CGRectMake(
+    CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
+    book_ = [[CYBook alloc] initWithFrame:CGRectMake(
         0, 0, screenrect.size.width, screenrect.size.height - 48
         0, 0, screenrect.size.width, screenrect.size.height - 48
-    )];
-
-    [overlay_ addSubview:transition_];
-
-    featured_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
-
-    CGSize navsize = [UINavigationBar defaultSize];
-    CGRect navrect = {{0, 0}, navsize};
-
-    navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-    [featured_ addSubview:navbar_];
+    ) database:database_];
 
 
-    [navbar_ setBarStyle:1];
-    [navbar_ setDelegate:self];
+    [book_ setDelegate:self];
 
 
-    [navbar_ showButtonsWithLeftTitle:@"About" rightTitle:@"Reload"];
-
-    UINavigationItem *navitem = [[UINavigationItem alloc] initWithTitle:@"Featured"];
-    [navbar_ pushNavigationItem:navitem];
-
-    struct CGRect subbounds = [featured_ bounds];
-    subbounds.origin.y += navsize.height;
-    subbounds.size.height -= navsize.height;
-
-    UIImageView *pinstripe = [[UIImageView alloc] initWithFrame:subbounds];
-    [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
-    [featured_ addSubview:pinstripe];
-
-    scroller_ = [[UIScroller alloc] initWithFrame:subbounds];
-    [featured_ addSubview:scroller_];
-
-    [scroller_ setScrollingEnabled:YES];
-    [scroller_ setAdjustForContentSizeChange:YES];
-    [scroller_ setClipsSubviews:YES];
-    [scroller_ setAllowsRubberBanding:YES];
-    [scroller_ setScrollDecelerationFactor:0.99];
-    [scroller_ setDelegate:self];
-
-    webview_ = [[UIWebView alloc] initWithFrame:[scroller_ bounds]];
-    [scroller_ addSubview:webview_];
-
-    [webview_ setTilingEnabled:YES];
-    [webview_ setTileSize:CGSizeMake(screenrect.size.width, 500)];
-    [webview_ setAutoresizes:YES];
-    [webview_ setDelegate:self];
+    [overlay_ addSubview:book_];
 
     NSArray *buttonitems = [NSArray arrayWithObjects:
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
 
     NSArray *buttonitems = [NSArray arrayWithObjects:
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
-            @"featured-up.png", kUIButtonBarButtonInfo,
-            @"featured-dn.png", kUIButtonBarButtonSelectedInfo,
+            @"home-up.png", kUIButtonBarButtonInfo,
+            @"home-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
-            @"Featured", kUIButtonBarButtonTitle,
+            @"Home", kUIButtonBarButtonTitle,
             @"0", kUIButtonBarButtonType,
         nil],
 
             @"0", kUIButtonBarButtonType,
         nil],
 
@@ -2049,46 +6016,46 @@ inline float interpolate(float begin, float end, float fraction) {
             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
-            @"Install", kUIButtonBarButtonTitle,
+            @"Sections", kUIButtonBarButtonTitle,
             @"0", kUIButtonBarButtonType,
         nil],
 
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
             @"0", kUIButtonBarButtonType,
         nil],
 
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
-            @"upgrade-up.png", kUIButtonBarButtonInfo,
-            @"upgrade-dn.png", kUIButtonBarButtonSelectedInfo,
+            @"changes-up.png", kUIButtonBarButtonInfo,
+            @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
-            @"Upgrade", kUIButtonBarButtonTitle,
+            @"Changes", kUIButtonBarButtonTitle,
             @"0", kUIButtonBarButtonType,
         nil],
 
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
             @"0", kUIButtonBarButtonType,
         nil],
 
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
-            @"uninstall-up.png", kUIButtonBarButtonInfo,
-            @"uninstall-dn.png", kUIButtonBarButtonSelectedInfo,
+            @"manage-up.png", kUIButtonBarButtonInfo,
+            @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
-            @"Uninstall", kUIButtonBarButtonTitle,
+            @"Manage", kUIButtonBarButtonTitle,
             @"0", kUIButtonBarButtonType,
         nil],
 
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
             @"0", kUIButtonBarButtonType,
         nil],
 
         [NSDictionary dictionaryWithObjectsAndKeys:
             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
-            @"sources-up.png", kUIButtonBarButtonInfo,
-            @"sources-dn.png", kUIButtonBarButtonSelectedInfo,
+            @"search-up.png", kUIButtonBarButtonInfo,
+            @"search-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
-            @"Sources", kUIButtonBarButtonTitle,
+            @"Search", kUIButtonBarButtonTitle,
             @"0", kUIButtonBarButtonType,
         nil],
     nil];
 
             @"0", kUIButtonBarButtonType,
         nil],
     nil];
 
-    buttonbar_ = [[UIButtonBar alloc]
+    buttonbar_ = [[UIToolbar alloc]
         initInView:overlay_
         withFrame:CGRectMake(
         initInView:overlay_
         withFrame:CGRectMake(
-            0, screenrect.size.height - 48,
-            screenrect.size.width, 48
+            0, screenrect.size.height - ButtonBarHeight_,
+            screenrect.size.width, ButtonBarHeight_
         )
         withItemList:buttonitems
     ];
         )
         withItemList:buttonitems
     ];
@@ -2103,84 +6070,415 @@ inline float interpolate(float begin, float end, float fraction) {
 
     for (int i = 0; i != 5; ++i)
         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
 
     for (int i = 0; i != 5; ++i)
         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
-            i * 64 + 2, 1, 60, 48
+            i * 64 + 2, 1, 60, ButtonBarHeight_
         )];
 
     [buttonbar_ showSelectionForButton:1];
         )];
 
     [buttonbar_ showSelectionForButton:1];
-    [transition_ transition:0 toView:featured_];
-
     [overlay_ addSubview:buttonbar_];
 
     [overlay_ addSubview:buttonbar_];
 
+    [UIKeyboard initImplementationNow];
+    CGSize keysize = [UIKeyboard defaultSize];
+    CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
+    keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
+    [[UIKeyboardImpl sharedInstance] setSoundsEnabled:(Sounds_Keyboard_ ? YES : NO)];
+    [overlay_ addSubview:keyboard_];
+
+    install_ = [[InstallView alloc] initWithBook:book_ database:database_];
+    changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
+    search_ = [[SearchView alloc] initWithBook:book_ database:database_];
+
+    manage_ = (ManageView *) [[self
+        _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
+        withClass:[ManageView class]
+    ] retain];
+
+    if (!bootstrap_)
+        [underlay_ addSubview:overlay_];
+
+    [self reloadData];
+
+    if (bootstrap_)
+        [self bootstrap];
+    else
+        [self _setHomePage];
+}
+
+- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
+    NSString *context = [sheet context];
+    if ([context isEqualToString:@"fixhalf"])
+        switch (button) {
+            case 1:
+                @synchronized (self) {
+                    for (int i = 0, e = [broken_ count]; i != e; ++i) {
+                        Package *broken = [broken_ objectAtIndex:i];
+                        [broken remove];
+
+                        NSString *id = [broken id];
+                        unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
+                        unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
+                        unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
+                        unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
+                    }
+
+                    [self resolve];
+                    [self perform];
+                }
+            break;
+
+            case 2:
+                [broken_ removeAllObjects];
+                [self _loaded];
+            break;
+
+            default:
+                _assert(false);
+        }
+    else if ([context isEqualToString:@"role"]) {
+        switch (button) {
+            case 1: Role_ = @"User"; break;
+            case 2: Role_ = @"Hacker"; break;
+            case 3: Role_ = @"Developer"; break;
+
+            default:
+                Role_ = nil;
+                _assert(false);
+        }
+
+        bool reset = Settings_ != nil;
+
+        Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
+            Role_, @"Role",
+        nil];
+
+        [Metadata_ setObject:Settings_ forKey:@"Settings"];
+
+        Changed_ = true;
+
+        if (reset)
+            [self updateData];
+        else
+            [self finish];
+    } else if ([context isEqualToString:@"upgrade"])
+        switch (button) {
+            case 1:
+                @synchronized (self) {
+                    for (int i = 0, e = [essential_ count]; i != e; ++i) {
+                        Package *essential = [essential_ objectAtIndex:i];
+                        [essential install];
+                    }
+
+                    [self resolve];
+                    [self perform];
+                }
+            break;
+
+            case 2:
+                Ignored_ = YES;
+            break;
+
+            default:
+                _assert(false);
+        }
+
+    [sheet dismiss];
+}
+
+- (void) reorganize {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+    system("/usr/libexec/cydia/free.sh");
+    [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
+    [pool release];
+}
+
+- (void) applicationSuspend:(__GSEvent *)event {
+    if (hud_ == nil && ![progress_ isRunning])
+        [super applicationSuspend:event];
+}
+
+- (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
+    if (hud_ == nil)
+        [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
+}
+
+- (void) _setSuspended:(BOOL)value {
+    if (hud_ == nil)
+        [super _setSuspended:value];
+}
+
+- (UIProgressHUD *) addProgressHUD {
+    UIProgressHUD *hud = [[UIProgressHUD alloc] initWithWindow:window_];
+    [hud show:YES];
+    [underlay_ addSubview:hud];
+    return hud;
+}
+
+- (void) applicationDidFinishLaunching:(id)unused {
+    Font12_ = [[UIFont systemFontOfSize:12] retain];
+    Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
+    Font14_ = [[UIFont systemFontOfSize:14] retain];
+    Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
+    Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
+
+    _assert(pkgInitConfig(*_config));
+    _assert(pkgInitSystem(*_config, _system));
+
+    confirm_ = nil;
+    tag_ = 1;
+
+    essential_ = [[NSMutableArray alloc] initWithCapacity:4];
+    broken_ = [[NSMutableArray alloc] initWithCapacity:4];
+
+    CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
+    window_ = [[UIWindow alloc] initWithContentRect:screenrect];
+
+    [window_ orderFront:self];
+    [window_ makeKey:self];
+    [window_ _setHidden:NO];
+
     database_ = [[Database alloc] init];
     database_ = [[Database alloc] init];
+    progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
     [database_ setDelegate:progress_];
     [database_ setDelegate:progress_];
+    [window_ setContentView:progress_];
 
 
-    install_ = [[InstallView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [install_ setDelegate:self];
+    underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
+    [progress_ setContentView:underlay_];
 
 
-    upgrade_ = [[UpgradeView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [upgrade_ setDelegate:self];
+    [progress_ resetView];
 
 
-    uninstall_ = [[UninstallView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [uninstall_ setDelegate:self];
+    if (
+        readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
+        readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
+        readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
+        readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
+        readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
+        readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL /*||
+        readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL*/
+    ) {
+        [self setIdleTimerDisabled:YES];
 
 
-    sources_ = [[SourcesView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [sources_ setDelegate:self];
+        hud_ = [self addProgressHUD];
+        [hud_ setText:@"Reorganizing\n\nWill Automatically\nRestart When Done"];
 
 
-#if 0
+        [self setStatusBarShowsProgress:YES];
 
 
-    UIAlertSheet *alert = [[UIAlertSheet alloc]
-        initWithTitle:@"Alert Title"
-        buttons:[NSArray arrayWithObjects:@"Yes", nil]
-        defaultButtonIndex:0
-        delegate:self
-        context:self
+        [NSThread
+            detachNewThreadSelector:@selector(reorganize)
+            toTarget:self
+            withObject:nil
+        ];
+    } else
+        [self finish];
+}
+
+- (void) showKeyboard:(BOOL)show {
+    CGSize keysize = [UIKeyboard defaultSize];
+    CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
+    CGRect keyup = keydown;
+    keyup.origin.y -= keysize.height;
+
+    UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
+    [animation setSignificantRectFields:2];
+
+    if (show) {
+        [animation setStartFrame:keydown];
+        [animation setEndFrame:keyup];
+        [keyboard_ activate];
+    } else {
+        [animation setStartFrame:keyup];
+        [animation setEndFrame:keydown];
+        [keyboard_ deactivate];
+    }
+
+    [[UIAnimator sharedAnimator]
+        addAnimations:[NSArray arrayWithObjects:animation, nil]
+        withDuration:KeyboardTime_
+        start:YES
     ];
     ];
+}
+
+- (void) slideUp:(UIActionSheet *)alert {
+    if (Advanced_)
+        [alert presentSheetFromButtonBar:buttonbar_];
+    else
+        [alert presentSheetInView:overlay_];
+}
 
 
-    NSLog(@"%p\n", [alert table]);
-    [[alert table] setDelegate:self];
-    [[alert table] reloadData];
+@end
 
 
-    [alert addTextFieldWithValue:@"Title" label:@"Label"];
-    [alert setShowsOverSpringBoardAlerts:YES];
-    [alert setBodyText:@"This is an alert."];
-    [alert presentSheetFromButtonBar:buttonbar_];
-    //[alert popupAlertAnimated:YES];
+void AddPreferences(NSString *plist) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
 
-#endif
+    NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
+    _assert(settings != NULL);
+    NSMutableArray *items = [settings objectForKey:@"items"];
 
 
-    [self reloadData];
-    [progress_ resetView];
+    bool cydia(false);
 
 
-    Package *package([database_ packageWithName:@"cydia"]);
-    NSString *application = package == nil ? @"Cydia" : [NSString stringWithFormat:@"Cydia/%@", [package installed]];
-    WebView *webview = [webview_ webView];
-    [webview setApplicationNameForUserAgent:application];
+    for (size_t i(0); i != [items count]; ++i) {
+        NSMutableDictionary *item([items objectAtIndex:i]);
+        NSString *label = [item objectForKey:@"label"];
+        if (label != nil && [label isEqualToString:@"Cydia"]) {
+            cydia = true;
+            break;
+        }
+    }
+
+    if (!cydia) {
+        for (size_t i(0); i != [items count]; ++i) {
+            NSDictionary *item([items objectAtIndex:i]);
+            NSString *label = [item objectForKey:@"label"];
+            if (label != nil && [label isEqualToString:@"General"]) {
+                [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
+                    @"CydiaSettings", @"bundle",
+                    @"PSLinkCell", @"cell",
+                    [NSNumber numberWithBool:YES], @"hasIcon",
+                    [NSNumber numberWithBool:YES], @"isController",
+                    @"Cydia", @"label",
+                nil] atIndex:(i + 1)];
+
+                break;
+            }
+        }
 
 
-    url_ = [NSURL URLWithString:@"http://cydia.saurik.com/"];
-    [self loadNews];
+        _assert([settings writeToFile:plist atomically:YES] == YES);
+    }
+
+    [pool release];
 }
 
 }
 
-@end
+/*IMP alloc_;
+id Alloc_(id self, SEL selector) {
+    id object = alloc_(self, selector);
+    fprintf(stderr, "[%s]A-%p\n", self->isa->name, object);
+    return object;
+}*/
+
+/*IMP dealloc_;
+id Dealloc_(id self, SEL selector) {
+    id object = dealloc_(self, selector);
+    fprintf(stderr, "[%s]D-%p\n", self->isa->name, object);
+    return object;
+}*/
 
 int main(int argc, char *argv[]) {
     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
 
 int main(int argc, char *argv[]) {
     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
+    bootstrap_ = argc > 1 && strcmp(argv[1], "--bootstrap") == 0;
+
+    App_ = [[NSBundle mainBundle] bundlePath];
+    Home_ = NSHomeDirectory();
+    Locale_ = CFLocaleCopyCurrent();
+
+    {
+        NSString *plist = [Home_ stringByAppendingString:@"/Library/Preferences/com.apple.preferences.sounds.plist"];
+        if (NSDictionary *sounds = [NSDictionary dictionaryWithContentsOfFile:plist])
+            if (NSNumber *keyboard = [sounds objectForKey:@"keyboard"])
+                Sounds_Keyboard_ = [keyboard boolValue];
+    }
+
+    setuid(0);
+    setgid(0);
+
+    if (unlink("/var/cache/apt/pkgcache.bin") == -1)
+        _assert(errno == ENOENT);
+    if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
+        _assert(errno == ENOENT);
+
+    /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
+    alloc_ = alloc->method_imp;
+    alloc->method_imp = (IMP) &Alloc_;*/
+
+    /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
+    dealloc_ = dealloc->method_imp;
+    dealloc->method_imp = (IMP) &Dealloc_;*/
+
+    if (NSDictionary *sysver = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"]) {
+        if (NSString *prover = [sysver valueForKey:@"ProductVersion"]) {
+            Firmware_ = strdup([prover UTF8String]);
+            NSArray *versions = [prover componentsSeparatedByString:@"."];
+            int count = [versions count];
+            Major_ = count > 0 ? [[versions objectAtIndex:0] intValue] : 0;
+            Minor_ = count > 1 ? [[versions objectAtIndex:1] intValue] : 0;
+            BugFix_ = count > 2 ? [[versions objectAtIndex:2] intValue] : 0;
+        }
+    }
+
     size_t size;
     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
     char *machine = new char[size];
     sysctlbyname("hw.machine", machine, &size, NULL, 0);
     Machine_ = machine;
 
     size_t size;
     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
     char *machine = new char[size];
     sysctlbyname("hw.machine", machine, &size, NULL, 0);
     Machine_ = machine;
 
-    if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice"))
-        if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
-            if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
-                SerialNumber_ = strdup(CFStringGetCStringPtr((CFStringRef) serial, CFStringGetSystemEncoding()));
-                CFRelease(serial);
-            }
+    UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
 
 
-            IOObjectRelease(service);
-        }
+    /*AddPreferences(@"/Applications/Preferences.app/Settings-iPhone.plist");
+    AddPreferences(@"/Applications/Preferences.app/Settings-iPod.plist");*/
+
+    if ((Metadata_ = [[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"]) == NULL)
+        Metadata_ = [[NSMutableDictionary alloc] initWithCapacity:2];
+    else {
+        Settings_ = [Metadata_ objectForKey:@"Settings"];
+
+        Packages_ = [Metadata_ objectForKey:@"Packages"];
+        Sections_ = [Metadata_ objectForKey:@"Sections"];
+        Sources_ = [Metadata_ objectForKey:@"Sources"];
+    }
+
+    if (Settings_ != nil)
+        Role_ = [Settings_ objectForKey:@"Role"];
+
+    if (Packages_ == nil) {
+        Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
+        [Metadata_ setObject:Packages_ forKey:@"Packages"];
+    }
+
+    if (Sections_ == nil) {
+        Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
+        [Metadata_ setObject:Sections_ forKey:@"Sections"];
+    }
+
+    if (Sources_ == nil) {
+        Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
+        [Metadata_ setObject:Sources_ forKey:@"Sources"];
+    }
+
+    Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
+
+    if (access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
+        dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);
+
+    if (access("/User", F_OK) != 0)
+        system("/usr/libexec/cydia/firmware.sh");
+
+    _assert([[NSFileManager defaultManager]
+        createDirectoryAtPath:@"/var/cache/apt/archives/partial"
+        withIntermediateDirectories:YES
+        attributes:nil
+        error:NULL
+    ]);
+
+    space_ = CGColorSpaceCreateDeviceRGB();
+
+    Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
+    Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
+    Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
+    Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
+    Red_.Set(space_, 1.0, 0.0, 0.0, 1.0);
+    White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
+    Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
+
+    Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
+
+    SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
+
+    UIApplicationUseLegacyEvents(YES);
+    UIKeyboardDisableAutomaticAppearance();
+
+    int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
+
+    CGColorSpaceRelease(space_);
+    CFRelease(Locale_);
 
 
-    UIApplicationMain(argc, argv, [Cydia class]);
     [pool release];
     [pool release];
+    return value;
 }
 }