]> git.saurik.com Git - cydia.git/blobdiff - Cydia.mm
Forgot the Sponsor field.
[cydia.git] / Cydia.mm
index aa90bd0f53fc9525105eefd5bb4a7f84832495b0..2e1b5b814afe19c3cba479e9ec028d810d672f87 100644 (file)
--- a/Cydia.mm
+++ b/Cydia.mm
@@ -1,15 +1,75 @@
+/* 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.
+*/
+
+#ifdef __OBJC2__
+    #define UITextTraits UITextInputTraits
+    #define textTraits textInputTraits
+    #define setAutoCapsType setAutocapitalizationType
+    #define setAutoCorrectionType setAutocorrectionType
+    #define setPreferredKeyboardType setKeyboardType
+#endif
+
 /* #include Directives {{{ */
-#include <Foundation/NSURL.h>
+#include <objc/objc.h>
+#include <objc/runtime.h>
+
+#include <CoreGraphics/CoreGraphics.h>
+#include <GraphicsServices/GraphicsServices.h>
+#include <Foundation/Foundation.h>
 #include <UIKit/UIKit.h>
-#import <GraphicsServices/GraphicsServices.h>
+#include <WebCore/DOMHTML.h>
+
+#import "BrowserView.h"
+#import "ResetView.h"
+#import "UICaboodle.h"
+
+#include <WebKit/WebFrame.h>
+#include <WebKit/WebView.h>
 
 #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 <apt-pkg/clean.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/debmetaindex.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/sptr.h>
 
 #include <sys/sysctl.h>
+#include <notify.h>
+
+extern "C" {
+#include <mach-o/nlist.h>
+}
+
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
 
 #include <errno.h>
 #include <pcre.h>
-#include <string.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)
 /* }}} */
 
-@interface WebView
-- (void) setApplicationNameForUserAgent:(NSString *)applicationName;
+/* iPhoneOS 2.0 Compatibility {{{ */
+#ifdef __OBJC2__
+@interface UICGColor : NSObject {
+}
+
+- (id) initWithCGColor:(CGColorRef)color;
 @end
 
-static const int PulseInterval_ = 50000;
-const char *Machine_ = NULL;
-const char *SerialNumber_ = NULL;
+@interface UIFont {
+}
 
-@interface NSString (CydiaBypass)
-- (NSString *) stringByAddingPercentEscapes;
++ (id)systemFontOfSize:(float)fp8;
++ (id)boldSystemFontOfSize:(float)fp8;
+- (UIFont *) fontWithSize:(CGFloat)size;
 @end
 
-@protocol ProgressDelegate
-- (void) setError:(NSString *)error;
-- (void) setTitle:(NSString *)title;
-- (void) setPercent:(float)percent;
-- (void) addOutput:(NSString *)output;
+@interface NSObject (iPhoneOS)
+- (CGColorRef) cgColor;
+- (CGColorRef) CGColor;
+- (void) set;
 @end
 
-NSString *SizeString(double size) {
-    unsigned power = 0;
-    while (size > 1024) {
-        size /= 1024;
-        ++power;
-    }
+@implementation NSObject (iPhoneOS)
 
-    static const char *powers_[] = {"B", "kB", "MB", "GB"};
+- (CGColorRef) cgColor {
+    return [self CGColor];
+}
 
-    return [NSString stringWithFormat:@"%.1f%s", size, powers_[power]];
+- (CGColorRef) CGColor {
+    return (CGColorRef) self;
 }
 
-/* Status Delegation {{{ */
-class Status :
-    public pkgAcquireStatus
-{
-  private:
-    id delegate_;
+- (void) set {
+    [[[[objc_getClass("UICGColor") alloc] initWithCGColor:[self CGColor]] autorelease] set];
+}
 
-  public:
-    Status() :
-        delegate_(nil)
-    {
-    }
+@end
 
-    void setDelegate(id delegate) {
-        delegate_ = delegate;
-    }
+@interface UITextView (iPhoneOS)
+- (void) setTextSize:(float)size;
+@end
 
-    virtual bool MediaChange(std::string media, std::string drive) {
-        return false;
-    }
+@implementation UITextView (iPhoneOS)
 
-    virtual void IMSHit(pkgAcquire::ItemDesc &item) {
-    }
+- (void) setTextSize:(float)size {
+    [self setFont:[[self font] fontWithSize:size]];
+}
 
-    virtual void Fetch(pkgAcquire::ItemDesc &item) {
-        [delegate_ setTitle:[NSString stringWithCString:("Downloading " + item.ShortDesc).c_str()]];
-    }
+@end
+#endif
+/* }}} */
 
-    virtual void Done(pkgAcquire::ItemDesc &item) {
-    }
+@interface UIApplication (IdleTimer)
+- (void) setIdleTimerDisabled:(char)arg0;
+@end
 
-    virtual void Fail(pkgAcquire::ItemDesc &item) {
-        [delegate_ performSelectorOnMainThread:@selector(setStatusFail) withObject:nil waitUntilDone:YES];
-    }
+#ifdef __OBJC2__
+typedef enum {
+    kUIProgressIndicatorStyleMediumWhite = 1,
+    kUIProgressIndicatorStyleSmallWhite = 0,
+    kUIProgressIndicatorStyleSmallBlack = 4
+} UIProgressIndicatorStyle;
+#else
+typedef enum {
+    kUIProgressIndicatorStyleMediumWhite = 0,
+    kUIProgressIndicatorStyleSmallWhite = 2,
+    kUIProgressIndicatorStyleSmallBlack = 3
+} UIProgressIndicatorStyle;
+#endif
 
-    virtual bool Pulse(pkgAcquire *Owner) {
-        bool value = pkgAcquireStatus::Pulse(Owner);
+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;
 
-        float percent(
-            double(CurrentBytes + CurrentItems) /
-            double(TotalBytes + TotalItems)
-        );
+@interface NSString (UIKit)
+- (NSString *) stringByAddingPercentEscapes;
+- (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
+@end
 
-        [delegate_ setPercent:percent];
-        return value;
-    }
+@interface NSString (Cydia)
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
+- (NSComparisonResult) compareByPath:(NSString *)other;
+@end
 
-    virtual void Start() {
-    }
+@implementation NSString (Cydia)
 
-    virtual void Stop() {
-    }
-};
-/* }}} */
-/* Progress Delegation {{{ */
-class Progress :
-    public OpProgress
-{
-  private:
-    id delegate_;
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
+    char data[length + 1];
+    memcpy(data, bytes, length);
+    data[length] = '\0';
+    return [NSString stringWithUTF8String:data];
+}
 
-  protected:
-    virtual void Update() {
-        [delegate_ setTitle:[NSString stringWithCString:Op.c_str()]];
-        [delegate_ setPercent:(Percent / 100)];
-    }
+- (NSComparisonResult) compareByPath:(NSString *)other {
+    NSString *prefix = [self commonPrefixWithString:other options:0];
+    size_t length = [prefix length];
+
+    NSRange lrange = NSMakeRange(length, [self length] - length);
+    NSRange rrange = NSMakeRange(length, [other length] - length);
+
+    lrange = [self rangeOfString:@"/" options:0 range:lrange];
+    rrange = [other rangeOfString:@"/" options:0 range:rrange];
+
+    NSComparisonResult value;
+
+    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;
+
+    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)];
+
+    NSComparisonResult result = [lpath compare:rpath];
+    return result == NSOrderedSame ? value : result;
+}
+
+@end
+
+/* Perl-Compatible RegEx {{{ */
+class Pcre {
+  private:
+    pcre *code_;
+    pcre_extra *study_;
+    int capture_;
+    int *matches_;
+    const char *data_;
 
   public:
-    Progress() :
-        delegate_(nil)
+    Pcre(const char *regex) :
+        study_(NULL)
     {
+        const char *error;
+        int offset;
+        code_ = pcre_compile(regex, 0, &error, &offset, NULL);
+
+        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];
     }
 
-    void setDelegate(id delegate) {
-        delegate_ = delegate;
+    ~Pcre() {
+        pcre_free(code_);
+        delete matches_;
     }
 
-    virtual void Done() {
-        [delegate_ setPercent:1];
+    NSString *operator [](size_t match) {
+        return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
+    }
+
+    bool operator ()(NSString *data) {
+        // XXX: length is for characters, not for bytes
+        return operator ()([data UTF8String], [data length]);
     }
-};
-/* }}} */
 
-/* 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;
+    bool operator ()(const char *data, size_t size) {
+        data_ = data;
+        return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
+    }
+};
 /* }}} */
 /* Mime Addresses {{{ */
 @interface Address : NSObject {
     NSString *name_;
-    NSString *email_;
+    NSString *address_;
 }
 
-- (void) dealloc;
-
 - (NSString *) name;
-- (NSString *) email;
+- (NSString *) address;
 
 + (Address *) addressWithString:(NSString *)string;
 - (Address *) initWithString:(NSString *)string;
@@ -181,8 +286,8 @@ extern NSString *kUIButtonBarButtonType;
 
 - (void) dealloc {
     [name_ release];
-    if (email_ != nil)
-        [email_ release];
+    if (address_ != nil)
+        [address_ release];
     [super dealloc];
 }
 
@@ -190,46 +295,97 @@ extern NSString *kUIButtonBarButtonType;
     return name_;
 }
 
-- (NSString *) email {
-    return email_;
+- (NSString *) address {
+    return address_;
 }
 
 + (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];
+        size_t size = [string length];
+
+        static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 
-        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];
+        if (address_r(data, size)) {
+            name_ = [address_r[1] retain];
+            address_ = [address_r[2] retain];
         } else {
-            name_ = [[NSString stringWithCString:data length:size] retain];
-            email_ = nil;
+            name_ = [[NSString alloc]
+                initWithBytes:data
+                length:size
+                encoding:kCFStringEncodingUTF8
+            ];
+
+            address_ = nil;
         }
     } return self;
 }
 
 @end
 /* }}} */
+/* CoreGraphics Primitives {{{ */
+class CGColor {
+  private:
+    CGColorRef color_;
+
+  public:
+    CGColor() :
+        color_(NULL)
+    {
+    }
+
+    CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
+        color_(NULL)
+    {
+        Set(space, red, green, blue, alpha);
+    }
 
+    void Clear() {
+        if (color_ != NULL)
+            CGColorRelease(color_);
+    }
+
+    ~CGColor() {
+        Clear();
+    }
+
+    void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
+        Clear();
+        float color[] = {red, green, blue, alpha};
+        color_ = CGColorCreate(space, color);
+    }
+
+    operator CGColorRef() {
+        return color_;
+    }
+};
+
+class GSFont {
+  private:
+    GSFontRef font_;
+
+  public:
+    ~GSFont() {
+        CFRelease(font_);
+    }
+};
+/* }}} */
 /* Right Alignment {{{ */
 @interface UIRightTextLabel : UITextLabel {
     float       _savedRightEdgeX;
@@ -272,1997 +428,5289 @@ extern NSString *kUIButtonBarButtonType;
 
 @end
 /* }}} */
-/* Linear Algebra {{{ */
-inline float interpolate(float begin, float end, float fraction) {
-    return (end - begin) * fraction + begin;
-}
-/* }}} */
 
-/* Reset View {{{ */
-@interface ResetView : UIView {
-    UINavigationBar *navbar_;
-    bool resetting_;
-}
+extern "C" void UISetColor(CGColorRef color);
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
+/* 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 Clear_;
+static CGColor Red_;
+static CGColor White_;
+static CGColor Gray_;
+
+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_;
+
+const char *Firmware_ = NULL;
+const char *Machine_ = NULL;
+const char *SerialNumber_ = NULL;
 
-- (void) dealloc;
-- (void) resetView;
-- (void) _resetView;
-- (NSString *) leftTitle;
-- (NSString *) rightTitle;
-@end
+unsigned Major_;
+unsigned Minor_;
+unsigned BugFix_;
 
-@implementation ResetView
+CFLocaleRef Locale_;
+CGColorSpaceRef space_;
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-}
+#define FW_LEAST(major, minor, bugfix) \
+    (major < Major_ || major == Major_ && \
+        (minor < Minor_ || minor == Minor_ && \
+            bugfix <= BugFix_))
 
-- (void) dealloc {
-    [navbar_ release];
-    [super dealloc];
-}
+bool bootstrap_;
+bool reload_;
 
-- (void) resetView {
-    resetting_ = true;
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-    else while ([[navbar_ navigationItems] count] != 1)
-        [navbar_ popNavigationItem];
-    resetting_ = false;
-}
+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 bool Changed_;
+static NSDate *now_;
 
-- (void) _resetView {
-    [navbar_ showButtonsWithLeftTitle:[self leftTitle] rightTitle:[self rightTitle]];
-}
+NSString *GetLastUpdate() {
+    NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 
-- (NSString *) leftTitle {
-    return nil;
-}
+    if (update == nil)
+        return @"Never or Unknown";
 
-- (NSString *) rightTitle {
-    return nil;
-}
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
+    CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 
-@end
+    CFRelease(formatter);
+
+    return [(NSString *) formatted autorelease];
+}
 /* }}} */
+/* Display Helpers {{{ */
+inline float Interpolate(float begin, float end, float fraction) {
+    return (end - begin) * fraction + begin;
+}
 
-@class Package;
+NSString *SizeString(double size) {
+    unsigned power = 0;
+    while (size > 1024) {
+        size /= 1024;
+        ++power;
+    }
 
-@interface Database : NSObject {
-    pkgCacheFile cache_;
-    pkgRecords *records_;
-    pkgProblemResolver *resolver_;
-    pkgAcquire *fetcher_;
-    FileFd *lock_;
-    SPtr<pkgPackageManager> manager_;
+    static const char *powers_[] = {"B", "kB", "MB", "GB"};
 
-    id delegate_;
-    Status status_;
-    Progress progress_;
-    int statusfd_;
+    return [NSString stringWithFormat:@"%.1f%s", size, powers_[power]];
 }
 
-- (void) _readStatus:(NSNumber *)fd;
-- (void) _readOutput:(NSNumber *)fd;
+NSString *StripVersion(NSString *version) {
+    NSRange colon = [version rangeOfString:@":"];
+    if (colon.location != NSNotFound)
+        version = [version substringFromIndex:(colon.location + 1)];
+    return version;
+}
 
-- (Package *) packageWithName:(NSString *)name;
+static const float TextViewOffset_ = 22;
 
-- (Database *) init;
-- (pkgCacheFile &) cache;
-- (pkgRecords *) records;
-- (pkgProblemResolver *) resolver;
-- (pkgAcquire &) fetcher;
-- (void) reloadData;
+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];
 
-- (void) prepare;
-- (void) perform;
-- (void) update;
-- (void) upgrade;
+    [text setBackgroundColor:Clear_];
 
-- (void) setDelegate:(id)delegate;
-@end
+    CGRect frame = [text frame];
+    [text setFrame:frame];
+    CGRect rect = [text visibleTextRect];
+    frame.size.height = rect.size.height;
+    [text setFrame:frame];
 
-/* Package Class {{{ */
-@interface Package : NSObject {
-    pkgCache::PkgIterator iterator_;
-    Database *database_;
-    pkgRecords::Parser *parser_;
-    pkgCache::VerIterator version_;
-    pkgCache::VerFileIterator file_;
+    return text;
 }
 
-- (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database version:(pkgCache::VerIterator)version file:(pkgCache::VerFileIterator)file;
-+ (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
-
-- (NSString *) name;
-- (NSString *) section;
-- (NSString *) latest;
-- (NSString *) installed;
-- (Address *) maintainer;
-- (size_t) size;
-- (NSString *) tagline;
-- (NSString *) description;
-- (NSComparisonResult) compareBySectionAndName:(Package *)package;
+NSString *Simplify(NSString *title) {
+    const char *data = [title UTF8String];
+    size_t size = [title length];
 
-- (void) install;
-- (void) remove;
-@end
+    static Pcre square_r("^\\[(.*)\\]$");
+    if (square_r(data, size))
+        return Simplify(square_r[1]);
 
-@implementation Package
+    static Pcre paren_r("^\\((.*)\\)$");
+    if (paren_r(data, size))
+        return Simplify(paren_r[1]);
 
-- (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;
+    static Pcre title_r("^(.*?) \\(.*\\)$");
+    if (title_r(data, size))
+        return Simplify(title_r[1]);
 
-        version_ = version;
-        file_ = file;
-        parser_ = &[database_ records]->Lookup(file);
-    } return self;
+    return title;
 }
+/* }}} */
 
-+ (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;
+bool isSectionVisible(NSString *section) {
+    NSDictionary *metadata = [Sections_ objectForKey:section];
+    NSNumber *hidden = metadata == nil ? nil : [metadata objectForKey:@"Hidden"];
+    return hidden == nil || ![hidden boolValue];
+}
+
+/* Delegate Prototypes {{{ */
+@class Package;
+@class Source;
+
+@interface NSObject (ProgressDelegate)
+@end
+
+@implementation NSObject(ProgressDelegate)
+
+- (void) _setProgressError:(NSArray *)args {
+    [self performSelector:@selector(setProgressError:forPackage:)
+        withObject:[args objectAtIndex:0]
+        withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
+    ];
+}
+
+@end
+
+@protocol ProgressDelegate
+- (void) setProgressError:(NSString *)error forPackage:(NSString *)id;
+- (void) setProgressTitle:(NSString *)title;
+- (void) setProgressPercent:(float)percent;
+- (void) addProgressOutput:(NSString *)output;
+@end
+
+@protocol ConfigurationDelegate
+- (void) repairWithSelector:(SEL)selector;
+- (void) setConfigurationData:(NSString *)data;
+@end
+
+@protocol CydiaDelegate
+- (void) installPackage:(Package *)package;
+- (void) removePackage:(Package *)package;
+- (void) slideUp:(UIAlertSheet *)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 value;
+    }
+
+    virtual void Start() {
+    }
+
+    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];
+
+        description_ = nil;
+        label_ = nil;
+        origin_ = nil;
+        version_ = nil;
+        defaultIcon_ = nil;
+
+        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 caseInsensitiveCompare:rhs];
+}
+
+- (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 {
-    return [[NSString stringWithCString:iterator_.Name()] lowercaseString];
+    _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 *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) visible;
+
+- (BOOL) half;
+- (BOOL) halfConfigured;
+- (BOOL) halfInstalled;
+- (BOOL) hasMode;
+- (NSString *) mode;
+
+- (NSString *) id;
+- (NSString *) name;
+- (NSString *) tagline;
+- (NSString *) icon;
+- (NSString *) homepage;
+- (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 *) isVisiblySearchedForBy:(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 (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", @"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];
+            homepage_ = Scour("Homepage", begin, end);
+            if (homepage_ == nil)
+                homepage_ = Scour("Website", begin, end);
+            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) visible {
+    NSString *section = [self section];
+    return [self hasSupportingRole] && (section == nil || isSectionVisible(section));
+}
+
+- (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_;
+}
+
+- (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 caseInsensitiveCompare:rhs];
+}
+
+- (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 caseInsensitiveCompare:rhs];
+        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 *) isVisiblySearchedForBy:(NSString *)search {
+    return [NSNumber numberWithBool:(
+        [self valid] && [self visible] && [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 valid] && [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 caseInsensitiveCompare:rhs];
+}
+
+- (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:blue];
+}
+
+@protocol ConfirmationViewDelegate
+- (void) cancel;
+- (void) confirm;
+@end
+
+@interface ConfirmationView : UIView {
+    Database *database_;
+    id delegate_;
+    UITransitionView *transition_;
+    UIView *overlay_;
+    UINavigationBar *navbar_;
+    UIPreferencesTable *table_;
+    NSMutableDictionary *fields_;
+    UIAlertSheet *essential_;
+}
+
+- (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
+                [delegate_ confirm];
+        break;
+
+        case 1:
+            [self cancel];
+        break;
+    }
+}
+
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    NSString *context = [sheet context];
+
+    if ([context isEqualToString:@"remove"])
+        switch (button) {
+            case 1:
+                [self cancel];
+                break;
+            case 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];
+        if (Advanced_)
+            [navbar_ setBarStyle:1];
+        [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);
+
+        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];
+            }
+        }
+
+        if (!remove)
+            essential_ = nil;
+        else if (Advanced_ || true) {
+            essential_ = [[UIAlertSheet 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_ = [[UIAlertSheet 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_ setReusesTableCells:YES];
+        [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_;
+}
+
+- (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:Black_];
+        else {
+            background_ = [[UIView alloc] initWithFrame:[self bounds]];
+            [background_ setBackgroundColor:Black_];
+            [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:White_];
+        [status_ setBackgroundColor:Clear_];
+
+        [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:White_];
+        [output_ setBackgroundColor:Clear_];
+
+        [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];
+
+        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 22);
+        [close_ setTitleFont:bold];
+        CFRelease(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:(UIAlertSheet *)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("killall 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];
+
+    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;
+    }
+
+#ifdef __OBJC2__
+    notify_post("com.apple.mobile.application_installed");
+#endif
+
+    [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];
+
+    [close_ removeFromSuperview];
+    [overlay_ addSubview:progress_];
+    [overlay_ addSubview:status_];
+
+    [delegate_ setStatusBarShowsProgress:YES];
+    running_ = YES;
+
+    [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];
+
+    UIAlertSheet *sheet = [[[UIAlertSheet 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) addProgressOutput:(NSString *)output {
+    [self
+        performSelectorOnMainThread:@selector(_addProgressOutput:)
+        withObject:output
+        waitUntilDone:YES
+    ];
+}
+
+- (void) _setConfigurationData:(NSString *)data {
+    static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
+
+    _assert(conffile_r(data));
+
+    NSString *ofile = conffile_r[1];
+    //NSString *nfile = conffile_r[2];
+
+    UIAlertSheet *sheet = [[[UIAlertSheet 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 stringByAppendingString:@"..."]];
+}
+
+- (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:Clear_];
+        [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 applicationImageNamed:[NSString stringWithFormat:@"Sections/%@.png", 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:Red_];
+    } 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)
+        [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
+
+    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_;
+    UISwitchControl *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_ = [[UISwitchControl 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];
+        GSFontRef font = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 16);
+        [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
+        CFRelease(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 *) section {
-    return [NSString stringWithCString:iterator_.Section()];
+- (NSString *) backButtonTitle {
+    return @"Files";
 }
 
-- (NSString *) latest {
-    return [NSString stringWithCString:version_.VerStr()];
+@end
+/* }}} */
+/* Package View {{{ */
+@interface PackageView : BrowserView {
+    Package *package_;
+    NSString *name_;
+    NSMutableArray *buttons_;
 }
 
-- (NSString *) installed {
-    return iterator_.CurrentVer().end() ? nil : [NSString stringWithCString:iterator_.CurrentVer().VerStr()];
+- (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];
 }
 
-- (Address *) maintainer {
-    return [Address addressWithString:[NSString stringWithCString:parser_->Maintainer().c_str()]];
+- (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);
 }
 
-- (size_t) size {
-    return version_->InstalledSize;
+- (void) alertSheet:(UIAlertSheet *)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];
 }
 
-- (NSString *) tagline {
-    return [NSString stringWithCString:parser_->ShortDesc().c_str()];
+- (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
+    [window setValue:package_ forKey:@"package"];
 }
 
-- (NSString *) description {
-    return [NSString stringWithCString:parser_->LongDesc().c_str()];
+- (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:[[[UIAlertSheet alloc]
+            initWithTitle:nil
+            buttons:buttons
+            defaultButtonIndex:2
+            delegate:self
+            context:@"manage"
+        ] autorelease]];
+    }
 }
 
-- (NSComparisonResult) compareBySectionAndName:(Package *)package {
-    NSComparisonResult result = [[self section] compare:[package section]];
-    if (result != NSOrderedSame)
-        return result;
-    return [[self name] compare:[package name]];
+- (NSString *) _rightButtonTitle {
+    int count = [buttons_ count];
+    return count == 0 ? nil : count != 1 ? @"Modify" : [buttons_ objectAtIndex:0];
 }
 
-- (void) install {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    [database_ cache]->MarkInstall(iterator_, false);
+- (NSString *) title {
+    return @"Details";
 }
 
-- (void) remove {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    resolver->Remove(iterator_);
-    [database_ cache]->MarkDelete(iterator_, true);
+- (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
 /* }}} */
-/* Section Class {{{ */
-@interface Section : NSObject {
-    NSString *name_;
-    size_t row_;
+/* Package Table {{{ */
+@interface PackageTable : RVPage {
+    _transient Database *database_;
+    NSString *title_;
+    SEL filter_;
+    id object_;
     NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UISectionList *list_;
 }
 
-- (void) dealloc;
+- (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;
 
-- (Section *) initWithName:(NSString *)name row:(size_t)row;
-- (NSString *) name;
-- (size_t) row;
-- (void) addPackage:(Package *)package;
 @end
 
-@implementation Section
+@implementation PackageTable
 
 - (void) dealloc {
-    [name_ release];
+    [list_ setDataSource:nil];
+
+    [title_ release];
+    if (object_ != nil)
+        [object_ release];
     [packages_ release];
+    [sections_ release];
+    [list_ release];
     [super dealloc];
 }
 
-- (Section *) initWithName:(NSString *)name row:(size_t)row {
-    if ((self = [super init]) != nil) {
-        name_ = [name retain];
-        row_ = row;
+- (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];
     } return self;
 }
 
-- (NSString *) name {
-    return name_;
+- (void) setDelegate:(id)delegate {
+    delegate_ = delegate;
 }
 
-- (size_t) row {
-    return row_;
+- (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 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) addPackage:(Package *)package {
-    [packages_ addObject:package];
+- (void) setShouldHideHeaderInShortLists:(BOOL)hide {
+    [list_ setShouldHideHeaderInShortLists:hide];
 }
 
 @end
 /* }}} */
 
-/* Confirmation View {{{ */
-void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString *key) {
-    if ([packages count] == 0)
+/* 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_;
+    UIAlertSheet *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;
 
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-    float clear[] = {0, 0, 0, 0};
-    float blue[] = {0, 0, 0.4, 1};
+    Source *source = [sources_ objectAtIndex:row];
+
+    PackageTable *packages = [[[PackageTable alloc]
+        initWithBook:book_
+        database:database_
+        title:[source label]
+        filter:@selector(isVisibleInSource:)
+        with:source
+    ] autorelease];
 
-    UITextView *text([[[UITextView alloc] initWithFrame: CGRectMake(110, 3, 200, 60)] autorelease]);
-    [text setEditable:NO];
-    [text setTextSize:16];
-    [text setBackgroundColor:CGColorCreate(space, clear)];
-    [text setTextColor:CGColorCreate(space, blue)];
-    [text setText:([packages count] == 0 ? @"n/a" : [packages componentsJoinedByString:@", "])];
-    [text setEnabled:NO];
+    [packages setDelegate:delegate_];
 
-    CGRect frame([text frame]);
-    CGSize size([text contentSize]);
-    frame.size.height = size.height;
-    [text setFrame:frame];
+    [book_ pushPage:packages];
+}
 
-    [fields setObject:text forKey:key];
+- (BOOL) table:(UITable *)table canDeleteRow:(int)row {
+    Source *source = [sources_ objectAtIndex:row];
+    return [source record] != nil;
 }
 
-@protocol ConfirmationViewDelegate
-- (void) cancel;
-- (void) confirm;
-@end
+- (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
+    [[list_ table] setDeleteConfirmationRow:row];
+}
 
-@interface ConfirmationView : UIView {
-    Database *database_;
-    id delegate_;
-    UITransitionView *transition_;
-    UIView *overlay_;
-    UINavigationBar *navbar_;
-    UIPreferencesTable *table_;
-    NSMutableDictionary *fields_;
-    UIAlertSheet *essential_;
+- (void) table:(UITable *)table deleteRow:(int)row {
+    Source *source = [sources_ objectAtIndex:row];
+    [Sources_ removeObjectForKey:[source key]];
+    [delegate_ syncData];
 }
 
-- (void) dealloc;
-- (void) cancel;
+- (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;
 
-- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
+    if (
+        trivial_bz2_ == nil &&
+        trivial_gz_ == nil
+    ) {
+        [delegate_ setStatusBarShowsProgress:NO];
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table;
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group;
-- (float) preferencesTable:(UIPreferencesTable *)table heightForRow:(int)row inGroup:(int)group withProposedHeight:(float)proposed;
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group;
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group;
+        [hud_ show:NO];
+        [hud_ removeFromSuperview];
+        [hud_ autorelease];
+        hud_ = nil;
 
-- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate;
+        if (trivial_) {
+            [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
+                @"deb", @"Type",
+                href_, @"URI",
+                @"./", @"Distribution",
+            nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
 
-@end
+            [delegate_ syncData];
+        } else if (error_ != nil) {
+            UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+                initWithTitle:@"Verification Error"
+                buttons:[NSArray arrayWithObjects:@"OK", nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"urlerror"
+            ] autorelease];
 
-@implementation ConfirmationView
+            [sheet setBodyText:[error_ localizedDescription]];
+            [sheet popupAlertAnimated:YES];
+        } else {
+            UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+                initWithTitle:@"Did not Find Repository"
+                buttons:[NSArray arrayWithObjects:@"OK", nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"trivial"
+            ] autorelease];
 
-- (void) dealloc {
-    [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [table_ release];
-    [fields_ release];
-    if (essential_ != nil)
-        [essential_ release];
-    [super dealloc];
-}
+            [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];
+        }
 
-- (void) cancel {
-    [transition_ transition:7 toView:nil];
-    [delegate_ cancel];
-}
+        [href_ release];
+        href_ = nil;
 
-- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
-    if (from != nil && to == nil)
-        [self removeFromSuperview];
+        if (error_ != nil) {
+            [error_ release];
+            error_ = nil;
+        }
+    }
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-            if (essential_ != nil)
-                [essential_ popupAlertAnimated:YES];
-            else
-                [delegate_ confirm];
-        break;
-
-        case 1:
-            [self cancel];
-        break;
+- (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
+    switch ([response statusCode]) {
+        case 200:
+            trivial_ = YES;
     }
 }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [essential_ dismiss];
-    [self cancel];
+- (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];
 }
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
-    return 2;
+- (void) connectionDidFinishLoading:(NSURLConnection *)connection {
+    [self _endConnection:connection];
 }
 
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
-    switch (group) {
-        case 0: return @"Statistics";
-        case 1: return @"Modifications";
-
-        default: _assert(false);
-    }
-}
+- (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
+    NSMutableURLRequest *request = [NSMutableURLRequest
+        requestWithURL:[NSURL URLWithString:href]
+        cachePolicy:NSURLRequestUseProtocolCachePolicy
+        timeoutInterval:20.0
+    ];
 
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
-    switch (group) {
-        case 0: return 3;
-        case 1: return [fields_ count];
+    [request setHTTPMethod:method];
 
-        default: _assert(false);
-    }
+    return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
 }
 
-- (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] contentSize].height;
-    }
-}
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    NSString *context = [sheet context];
+    if ([context isEqualToString:@"source"])
+        switch (button) {
+            case 1: {
+                NSString *href = [[sheet textField] text];
 
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
-    UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
-    [cell setShowSelection:NO];
+                //installer_ = [[self _requestHRef:href method:@"GET"] retain];
 
-    switch (group) {
-        case 0: switch (row) {
-            case 0: {
-                [cell setTitle:@"Downloading"];
-                [cell setValue:SizeString([database_ fetcher].FetchNeeded())];
-            } break;
+                if (![href hasSuffix:@"/"])
+                    href_ = [href stringByAppendingString:@"/"];
+                else
+                    href_ = href;
+                href_ = [href_ retain];
 
-            case 1: {
-                [cell setTitle:@"Resuming At"];
-                [cell setValue:SizeString([database_ fetcher].PartialPresent())];
-            } break;
+                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];
 
-            case 2: {
-                double size([database_ cache]->UsrSize());
+                trivial_ = false;
 
-                if (size < 0) {
-                    [cell setTitle:@"Disk Freeing"];
-                    [cell setValue:SizeString(-size)];
-                } else {
-                    [cell setTitle:@"Disk Using"];
-                    [cell setValue:SizeString(size)];
-                }
+                hud_ = [delegate_ addProgressHUD];
+                [hud_ setText:@"Verifying URL"];
             } 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;
+            case 2:
+            break;
 
-        default: _assert(false);
-    }
+            default:
+                _assert(false);
+        }
 
-    return cell;
+    [sheet dismiss];
 }
 
-- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate {
-    if ((self = [super initWithFrame:[view bounds]]) != nil) {
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
         database_ = database;
-        delegate_ = delegate;
+        sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
+        //list_ = [[UITable alloc] initWithFrame:[self bounds]];
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
+        [list_ setShouldHideHeaderInShortLists:NO];
 
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+        [self addSubview:list_];
+        [list_ setDataSource:self];
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [overlay_ bounds];
+        UITableColumn *column = [[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ];
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Confirm"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navbar_ showButtonsWithLeftTitle:@"Cancel" rightTitle:@"Confirm"];
+        [self reloadData];
+    } return self;
+}
 
-        fields_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
+- (void) reloadData {
+    pkgSourceList list;
+    _assert(list.ReadMainList());
 
-        NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
-        NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
-        NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
+    [sources_ removeAllObjects];
+    [sources_ addObjectsFromArray:[database_ sources]];
+    [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
 
-        bool essential(false);
+    int count = [sources_ count];
+    for (offset_ = 0; offset_ != count; ++offset_) {
+        Source *source = [sources_ objectAtIndex:offset_];
+        if ([source record] == nil)
+            break;
+    }
 
-        pkgCacheFile &cache([database_ cache]);
-        for (pkgCache::PkgIterator iterator = cache->PkgBegin(); !iterator.end(); ++iterator) {
-            NSString *name([NSString stringWithCString:iterator.Name()]);
-            if (cache[iterator].NewInstall())
-                [installing addObject:name];
-            else if (cache[iterator].Upgrade())
-                [upgrading addObject:name];
-            else if (cache[iterator].Delete()) {
-                [removing addObject:name];
-                if ((iterator->Flags & pkgCache::Flag::Essential) != 0)
-                    essential = true;
-            }
-        }
+    [list_ reloadData];
+}
 
-        if (!essential)
-            essential_ = nil;
-        else {
-            essential_ = [[UIAlertSheet alloc]
-                initWithTitle:@"Unable to Comply"
-                buttons:[NSArray arrayWithObjects:@"Okay", nil]
-                defaultButtonIndex:0
-                delegate:self
-                context:self
-            ];
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
 
-            [essential_ setBodyText:@"One or more of the packages you are about to remove are marked 'Essential' and cannot be removed by Cydia. Please use apt-get."];
-        }
+- (void) _leftButtonClicked {
+    /*[book_ pushPage:[[[AddSourceView alloc]
+        initWithBook:book_
+        database:database_
+    ] autorelease]];*/
 
-        AddTextView(fields_, installing, @"Installing");
-        AddTextView(fields_, upgrading, @"Upgrading");
-        AddTextView(fields_, removing, @"Removing");
+    UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+        initWithTitle:@"Enter Cydia/APT URL"
+        buttons:[NSArray arrayWithObjects:@"Add Source", @"Cancel", nil]
+        defaultButtonIndex:0
+        delegate:self
+        context:@"source"
+    ] autorelease];
 
-        table_ = [[UIPreferencesTable alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+    [sheet addTextFieldWithValue:@"http://" label:@""];
 
-        [table_ setReusesTableCells:YES];
-        [table_ setDataSource:self];
-        [table_ reloadData];
+    UITextTraits *traits = [[sheet textField] textTraits];
+    [traits setAutoCapsType:0];
+    [traits setPreferredKeyboardType:3];
+    [traits setAutoCorrectionType:1];
 
-        [overlay_ addSubview:navbar_];
-        [overlay_ addSubview:table_];
+    [sheet popupAlertAnimated:YES];
+}
 
-        [view addSubview:self];
+- (void) _rightButtonClicked {
+    UITable *table = [list_ table];
+    BOOL editing = [table isRowDeletionEnabled];
+    [table enableRowDeletion:!editing animated:YES];
+    [book_ reloadButtonsForPage:self];
+}
 
-        [transition_ setDelegate:self];
+- (NSString *) title {
+    return @"Sources";
+}
 
-        UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
-        [transition_ transition:0 toView:blank];
-        [transition_ transition:3 toView:overlay_];
-    } return self;
+- (NSString *) backButtonTitle {
+    return @"Sources";
 }
 
-@end
-/* }}} */
-/* Package View {{{ */
-@interface PackageView : UIView {
-    UIPreferencesTable *table_;
-    Package *package_;
-    Database *database_;
-    NSMutableArray *cells_;
-    id delegate_;
+- (NSString *) leftButtonTitle {
+    return [[list_ table] isRowDeletionEnabled] ? @"Add" : nil;
 }
 
-- (void) dealloc;
+- (NSString *) rightButtonTitle {
+    return [[list_ table] isRowDeletionEnabled] ? @"Done" : @"Edit";
+}
+
+- (RVUINavBarButtonStyle) rightButtonStyle {
+    return [[list_ table] isRowDeletionEnabled] ? RVUINavBarButtonStyleHighlighted : RVUINavBarButtonStyleNormal;
+}
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table;
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group;
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group;
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group;
+@end
+/* }}} */
 
-- (BOOL) canSelectRow:(int)row;
-- (void) tableRowSelected:(NSNotification *)notification;
+/* Installed View {{{ */
+@interface InstalledView : RVPage {
+    _transient Database *database_;
+    PackageTable *packages_;
+    BOOL expert_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database;
-- (void) setPackage:(Package *)package;
-- (void) setDelegate:(id)delegate;
 @end
 
-@implementation PackageView
+@implementation InstalledView
 
 - (void) dealloc {
-    if (package_ != nil)
-        [package_ release];
-    [table_ release];
-    [database_ release];
-    [cells_ release];
+    [packages_ release];
     [super dealloc];
 }
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
-    return 2;
+- (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_];
+    } return self;
+}
+
+- (void) resetViewAnimated:(BOOL)animated {
+    [packages_ resetViewAnimated:animated];
+}
+
+- (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";
+}
+
+- (RVUINavBarButtonStyle) rightButtonStyle {
+    return expert_ ? RVUINavBarButtonStyleHighlighted : RVUINavBarButtonStyleNormal;
+}
+
+- (void) setDelegate:(id)delegate {
+    [super setDelegate:delegate];
+    [packages_ setDelegate:delegate];
+}
+
+@end
+/* }}} */
+
+/* Home View {{{ */
+@interface HomeView : BrowserView {
 }
 
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
-    switch (group) {
-        case 0: return @"Specifics";
-        case 1: return @"Description";
+@end
 
-        default: _assert(false);
-    }
+@implementation HomeView
+
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
 }
 
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
-    switch (group) {
-        case 0: return 6;
-        case 1: return 1;
+- (void) _leftButtonClicked {
+    UIAlertSheet *sheet = [[[UIAlertSheet 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/"
+    ];
 
-        default: _assert(false);
-    }
+    [sheet popupAlertAnimated:YES];
 }
 
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
-    UIPreferencesTableCell *cell;
-
-    switch (group) {
-        case 0: switch (row) {
-            case 0:
-                cell = [cells_ objectAtIndex:0];
-                [cell setTitle:@"Name"];
-                [cell setValue:[package_ name]];
-            break;
+- (NSString *) leftButtonTitle {
+    return @"About";
+}
 
-            case 1: {
-                cell = [cells_ objectAtIndex:1];
-                [cell setTitle:@"Installed"];
-                NSString *installed([package_ installed]);
-                [cell setValue:(installed == nil ? @"n/a" : installed)];
-            } break;
+@end
+/* }}} */
+/* Manage View {{{ */
+@interface ManageView : BrowserView {
+}
 
-            case 2:
-                cell = [cells_ objectAtIndex:2];
-                [cell setTitle:@"Latest"];
-                [cell setValue:[package_ latest]];
-            break;
+@end
 
-            case 3:
-                cell = [cells_ objectAtIndex:3];
-                [cell setTitle:@"Section"];
-                [cell setValue:[package_ section]];
-            break;
+@implementation ManageView
 
-            case 4:
-                cell = [cells_ objectAtIndex:4];
-                [cell setTitle:@"Size"];
-                [cell setValue:SizeString([package_ size])];
-            break;
+- (NSString *) title {
+    return @"Manage";
+}
 
-            case 5:
-                cell = [cells_ objectAtIndex:5];
-                [cell setTitle:@"Maintainer"];
-                [cell setValue:[[package_ maintainer] name]];
-                [cell setShowDisclosure:YES];
-                [cell setShowSelection:YES];
-            break;
+- (void) _leftButtonClicked {
+    [delegate_ askForSettings];
+}
 
-            default: _assert(false);
-        } break;
+- (NSString *) leftButtonTitle {
+    return @"Settings";
+}
 
-        case 1: switch (row) {
-            case 0:
-                cell = [cells_ objectAtIndex:6];
-                [cell setTitle:nil];
-                [cell setValue:[package_ tagline]];
-            break;
+- (NSString *) _rightButtonTitle {
+    return nil;
+}
 
-            case 1:
-                cell = [cells_ objectAtIndex:7];
-                [cell setTitle:@"Description"];
-                [cell setValue:[package_ description]];
-            break;
-        } break;
+@end
+/* }}} */
 
-        default: _assert(false);
-    }
+/* Browser Implementation {{{ */
+@implementation BrowserView
 
-    return cell;
+- (void) dealloc {
+    WebView *webview = [webview_ webView];
+    [webview setFrameLoadDelegate:nil];
+    [webview setResourceLoadDelegate:nil];
+    [webview setUIDelegate:nil];
+
+    [scroller_ setDelegate:nil];
+    [webview_ setDelegate:nil];
+
+    [scroller_ release];
+    [webview_ release];
+    [urls_ release];
+    [indicator_ release];
+    if (title_ != nil)
+        [title_ release];
+    [super dealloc];
 }
 
-- (BOOL) canSelectRow:(int)row {
-    return YES;
+- (void) loadURL:(NSURL *)url cachePolicy:(NSURLRequestCachePolicy)policy {
+    [self loadRequest:[NSURLRequest
+        requestWithURL:url
+        cachePolicy:policy
+        timeoutInterval:30.0
+    ]];
 }
 
-- (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) loadURL:(NSURL *)url {
+    [self loadURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy];
 }
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
+- (NSURLRequest *) _addHeadersToRequest:(NSURLRequest *)request {
+    NSMutableURLRequest *copy = [request mutableCopy];
 
-        table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
-        [self addSubview:table_];
+    [copy addValue:[NSString stringWithUTF8String:Firmware_] forHTTPHeaderField:@"X-Firmware"];
+    [copy addValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
+    [copy addValue:[NSString stringWithUTF8String:SerialNumber_] forHTTPHeaderField:@"X-Serial-Number"];
 
-        [table_ setDataSource:self];
-        [table_ setDelegate:self];
+    if (Role_ != nil)
+        [copy addValue:Role_ forHTTPHeaderField:@"X-Role"];
 
-        cells_ = [[NSMutableArray arrayWithCapacity:16] retain];
+    return copy;
+}
 
-        for (unsigned i = 0; i != 8; ++i) {
-            UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
-            [cell setShowSelection:NO];
-            [cells_ addObject:cell];
-        }
-    } return self;
+- (void) loadRequest:(NSURLRequest *)request {
+    pushed_ = true;
+    [webview_ loadRequest:request];
 }
 
-- (void) setPackage:(Package *)package {
-    package_ = [package retain];
-    [table_ reloadData];
+- (void) reloadURL {
+    NSURL *url = [[[urls_ lastObject] retain] autorelease];
+    [urls_ removeLastObject];
+    [self loadURL:url cachePolicy:NSURLRequestReloadIgnoringCacheData];
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
+- (WebView *) webView {
+    return [webview_ webView];
 }
 
-@end
-/* }}} */
-/* Package Cell {{{ */
-@protocol PackageCellDelegate
-- (NSString *) versionWithPackage:(Package *)package;
-@end
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame {
+    [scroller_ setContentSize:frame.size];
+}
 
-@interface PackageCell : UITableCell {
-    UITextLabel *name_;
-    UIRightTextLabel *version_;
-    UITextLabel *description_;
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame oldFrame:(CGRect)old {
+    [self view:sender didSetFrame:frame];
 }
 
-- (void) dealloc;
+- (void) pushPage:(RVPage *)page {
+    [self setBackButtonTitle:title_];
+    [page setDelegate:delegate_];
+    [book_ pushPage:page];
+}
 
-- (PackageCell *) initWithPackage:(Package *)package delegate:(id)delegate;
+- (void) getSpecial:(NSString *)href {
+    RVPage *page = nil;
 
-- (void) _setSelected:(float)fraction;
-- (void) setSelected:(BOOL)selected;
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
-- (void) _setSelectionFadeFraction:(float)fraction;
+    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];
 
-@end
+        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/"]) {
+        NSString *name = [href substringFromIndex:18];
 
-@implementation PackageCell
+        if (Package *package = [database_ packageWithName:name]) {
+            PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
+            [view setPackage:package];
+            page = view;
+        } else {
+            UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+                initWithTitle:@"Cannot Locate Package"
+                buttons:[NSArray arrayWithObjects:@"Close", nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"missing"
+            ] autorelease];
 
-- (void) dealloc {
-    [name_ release];
-    [version_ release];
-    [description_ release];
-    [super dealloc];
-}
+            [sheet setBodyText:[NSString stringWithFormat:
+                @"The package %@ cannot be found in your current sources. I might recommend installing more sources."
+            , name]];
 
-- (PackageCell *) initWithPackage:(Package *)package delegate:(id)delegate {
-    if ((self = [super init]) != nil) {
-        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 22);
-        GSFontRef large = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 16);
-        GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 14);
+            [sheet popupAlertAnimated:YES];
+        }
+    }
 
-        CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-        float clear[] = {0, 0, 0, 0};
+    if (page != nil)
+        [self pushPage:page];
+}
 
-        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 7, 250, 25)];
-        [name_ setText:[package name]];
-        [name_ setBackgroundColor:CGColorCreate(space, clear)];
-        [name_ setFont:bold];
+- (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];
+}
 
-        version_ = [[UIRightTextLabel alloc] initWithFrame:CGRectMake(290, 7, 70, 25)];
-        [version_ setText:[delegate versionWithPackage:package]];
-        [version_ setBackgroundColor:CGColorCreate(space, clear)];
-        [version_ setFont:large];
+- (BOOL) isSpecialScheme:(NSString *)scheme {
+    return
+        [scheme isEqualToString:@"apptapp"] ||
+        [scheme isEqualToString:@"cydia"] ||
+        [scheme isEqualToString:@"mailto"];
+}
 
-        description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(13, 35, 315, 20)];
-        [description_ setText:[package tagline]];
-        [description_ setBackgroundColor:CGColorCreate(space, clear)];
-        [description_ setFont:small];
+- (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)dataSource {
+    NSURL *url = [request URL];
+    if ([self isSpecialScheme:[url scheme]]) {
+        [self getSpecial:[url absoluteString]];
+        return nil;
+    }
 
-        [self addSubview:name_];
-        [self addSubview:version_];
-        [self addSubview:description_];
+    if (!pushed_) {
+        pushed_ = true;
+        [book_ pushPage:self];
+    }
 
-        CFRelease(small);
-        CFRelease(large);
-        CFRelease(bold);
-    } return self;
+    return [self _addHeadersToRequest:request];
 }
 
-- (void) _setSelected:(float)fraction {
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
+- (WebView *) webView:(WebView *)sender createWebViewWithRequest:(NSURLRequest *)request {
+    if (request != nil) {
+        NSString *scheme = [[request URL] scheme];
+        if ([self isSpecialScheme:scheme])
+            return nil;
+    }
 
-    float black[] = {
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-    1.0};
+    [self setBackButtonTitle:title_];
 
-    float blue[] = {
-        interpolate(0.2, 1.0, fraction),
-        interpolate(0.2, 1.0, fraction),
-        interpolate(1.0, 1.0, fraction),
-    1.0};
+    BrowserView *browser = [[[BrowserView alloc] initWithBook:book_ database:database_] autorelease];
+    [browser setDelegate:delegate_];
 
-    float gray[] = {
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-    1.0};
+    if (request != nil) {
+        [browser loadRequest:[self _addHeadersToRequest:request]];
+        [book_ pushPage:browser];
+    }
 
-    [name_ setColor:CGColorCreate(space, black)];
-    [version_ setColor:CGColorCreate(space, blue)];
-    [description_ setColor:CGColorCreate(space, gray)];
+    return [browser webView];
 }
 
-- (void) setSelected:(BOOL)selected {
-    [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected];
+- (void) webView:(WebView *)sender didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
+    title_ = [title retain];
+    [self setTitle:title];
 }
 
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
-    if (!fade)
-        [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected withFade:fade];
-}
+- (void) webView:(WebView *)sender didStartProvisionalLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
 
-- (void) _setSelectionFadeFraction:(float)fraction {
-    [self _setSelected:fraction];
-    [super _setSelectionFadeFraction:fraction];
-}
+    reloading_ = false;
+    loading_ = true;
+    [indicator_ startAnimation];
+    [self reloadButtons];
 
-@end
-/* }}} */
-/* Sources View {{{ */
-@interface SourcesView : ResetView {
-    UISectionList *list_;
-    Database *database_;
-    id delegate_;
-    NSMutableArray *sources_;
-}
+    if (title_ != nil) {
+        [title_ release];
+        title_ = nil;
+    }
 
-- (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
+    [self setTitle:@"Loading..."];
 
-@implementation SourcesView
+    WebView *webview = [webview_ webView];
+    NSString *href = [webview mainFrameURL];
+    [urls_ addObject:[NSURL URLWithString:href]];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-        break;
+    CGRect webrect = [scroller_ frame];
+    webrect.size.height = 0;
+    [webview_ setFrame:webrect];
+}
 
-        case 1:
-            [delegate_ update];
-        break;
+- (void) _finishLoading {
+    if (!reloading_) {
+        loading_ = false;
+        [indicator_ stopAnimation];
+        [self reloadButtons];
     }
 }
 
-- (void) dealloc {
-    if (sources_ != nil)
-        [sources_ release];
-    [list_ release];
-    [super dealloc];
+- (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
+    [self _finishLoading];
 }
 
-- (id) initWithFrame:(CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
+- (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]
+    ]]];
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
         database_ = database;
-        sources_ = nil;
+        loading_ = false;
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [self bounds];
+        struct CGRect bounds = [self bounds];
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+        UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:bounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        scroller_ = [[UIScroller alloc] initWithFrame:bounds];
+        [self addSubview:scroller_];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Sources"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+        [scroller_ setScrollingEnabled:YES];
+        [scroller_ setAdjustForContentSizeChange:YES];
+        [scroller_ setClipsSubviews:YES];
+        [scroller_ setAllowsRubberBanding:YES];
+        [scroller_ setScrollDecelerationFactor:0.99];
+        [scroller_ setDelegate:self];
 
-        list_ = [[UISectionList alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        CGRect webrect = [scroller_ bounds];
+        webrect.size.height = 0;
 
-        [list_ setDataSource:self];
-        //[list_ setShouldHideHeaderInShortLists:NO];
+        webview_ = [[UIWebView alloc] initWithFrame:webrect];
+        [scroller_ addSubview:webview_];
+
+        [webview_ setTilingEnabled:YES];
+        [webview_ setTileSize:CGSizeMake(webrect.size.width, 500)];
+        [webview_ setAutoresizes:YES];
+        [webview_ setDelegate:self];
+        //[webview_ setEnabledGestures:2];
+
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:kUIProgressIndicatorStyleMediumWhite];
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectMake(281, 42, indsize.width, indsize.height)];
+        [indicator_ setStyle:kUIProgressIndicatorStyleMediumWhite];
+
+        Package *package([database_ packageWithName:@"cydia"]);
+        NSString *application = package == nil ? @"Cydia" : [NSString
+            stringWithFormat:@"Cydia/%@",
+            [package installed]
+        ];
+
+        WebView *webview = [webview_ webView];
+        [webview setApplicationNameForUserAgent:application];
+        [webview setFrameLoadDelegate:self];
+        [webview setResourceLoadDelegate:self];
+        [webview setUIDelegate:self];
+
+        urls_ = [[NSMutableArray alloc] initWithCapacity:16];
     } return self;
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
+- (void) _rightButtonClicked {
+    reloading_ = true;
+    [self reloadURL];
 }
 
-- (void) reloadData {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
-
-    sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
+- (NSString *) _rightButtonTitle {
+    return @"Reload";
+}
 
-    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");
+- (NSString *) rightButtonTitle {
+    return loading_ ? @"" : [self _rightButtonTitle];
+}
 
-        debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
-        if (dindex == NULL)
-            continue;
+- (NSString *) title {
+    return nil;
+}
 
-        fprintf(stderr, " \"%s\"\n", dindex->MetaIndexFile("Release").c_str());
-
-        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 @"Browser";
+}
 
-    [self resetView];
+- (void) setPageActive:(BOOL)active {
+    if (active)
+        [book_ addSubview:indicator_];
+    else
+        [indicator_ removeFromSuperview];
 }
 
-- (NSString *) leftTitle {
-    return @"Refresh All";
+- (void) resetViewAnimated:(BOOL)animated {
 }
 
-- (NSString *) rightTitle {
-    return @"Edit";
+- (void) setPushed:(bool)pushed {
+    pushed_ = pushed;
 }
 
 @end
 /* }}} */
 
-@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;
+@interface CYBook : RVBook <
+    ProgressDelegate
+> {
+    _transient Database *database_;
+    UIView *overlay_;
+    UIProgressIndicator *indicator_;
+    UITextLabel *prompt_;
+    UIProgressBar *progress_;
+    bool updating_;
+}
 
-    const char *error;
-    int offset;
-    pcre *code = pcre_compile("^([^:]*):([^:]*):([^:]*):(.*)$", 0, &error, &offset, NULL);
+- (id) initWithFrame:(CGRect)frame database:(Database *)database;
+- (void) update;
+- (BOOL) updating;
 
-    pcre_extra *study = NULL;
-    int capture;
-    pcre_fullinfo(code, study, PCRE_INFO_CAPTURECOUNT, &capture);
-    int matches[(capture + 1) * 3];
+@end
 
-    while (std::getline(is, line)) {
-        const char *data(line.c_str());
+/* Install View {{{ */
+@interface InstallView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *sections_;
+    NSMutableArray *filtered_;
+    UITransitionView *transition_;
+    UITable *list_;
+    UIView *accessory_;
+    BOOL editing_;
+}
 
-        _assert(pcre_exec(code, study, data, line.size(), 0, 0, matches, sizeof(matches) / sizeof(matches[0])) >= 0);
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
+- (void) resetView;
 
-        std::istringstream buffer(line.substr(matches[6], matches[7] - matches[6]));
-        float percent;
-        buffer >> percent;
-        [delegate_ setPercent:(percent / 100)];
+@end
 
-        NSString *string = [NSString stringWithCString:(data + matches[8]) length:(matches[9] - matches[8])];
-        std::string type(line.substr(matches[2], matches[3] - matches[2]));
+@implementation InstallView
 
-        if (type == "pmerror")
-            [delegate_ setError:string];
-        else if (type == "pmstatus")
-            [delegate_ setTitle:string];
-        else if (type == "pmconffile")
-            ;
-        else _assert(false);
-    }
+- (void) dealloc {
+    [list_ setDataSource:nil];
+    [list_ setDelegate:nil];
 
-    [pool release];
+    [sections_ release];
+    [filtered_ release];
+    [transition_ release];
+    [list_ release];
+    [accessory_ release];
+    [super dealloc];
 }
 
-- (void) _readOutput:(NSNumber *)fd {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+- (int) numberOfRowsInTable:(UITable *)table {
+    return editing_ ? [sections_ count] : [filtered_ count] + 1;
+}
 
-    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
-    std::istream is(&ib);
-    std::string line;
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return 45;
+}
 
-    while (std::getline(is, line))
-        [delegate_ addOutput:[NSString stringWithCString:line.c_str()]];
+- (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;
+}
 
-    [pool release];
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return !editing_;
 }
 
-- (Package *) packageWithName:(NSString *)name {
-    pkgCache::PkgIterator iterator(cache_->FindPkg([name cString]));
-    return iterator.end() ? nil : [Package packageWithIterator:iterator database:self];
+- (BOOL) table:(UITable *)table canSelectRow:(int)row {
+    return !editing_;
 }
 
-- (Database *) init {
-    if ((self = [super init]) != nil) {
-        records_ = NULL;
-        resolver_ = NULL;
-        fetcher_ = NULL;
-        lock_ = NULL;
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
 
-        int fds[2];
+    Section *section;
+    NSString *name;
+    NSString *title;
 
-        _assert(pipe(fds) != -1);
-        statusfd_ = fds[1];
+    if (row == 0) {
+        section = nil;
+        name = nil;
+        title = @"All Packages";
+    } else {
+        section = [filtered_ objectAtIndex:(row - 1)];
+        name = [section name];
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readStatus:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
-        ];
+        if (name != nil)
+            title = name;
+        else {
+            name = @"";
+            title = @"(No Section)";
+        }
+    }
 
-        _assert(pipe(fds) != -1);
-        _assert(dup2(fds[1], 1) != -1);
-        _assert(close(fds[1]) != -1);
+    PackageTable *table = [[[PackageTable alloc]
+        initWithBook:book_
+        database:database_
+        title:title
+        filter:@selector(isVisiblyUninstalledInSection:)
+        with:name
+    ] autorelease];
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readOutput:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
-        ];
-    } return self;
-}
+    [table setDelegate:delegate_];
 
-- (pkgCacheFile &) cache {
-    return cache_;
+    [book_ pushPage:table];
 }
 
-- (pkgRecords *) records {
-    return records_;
-}
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
+
+        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
+        [self addSubview:transition_];
+
+        list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
+        [transition_ transition:0 toView:list_];
 
-- (pkgProblemResolver *) resolver {
-    return resolver_;
-}
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-- (pkgAcquire &) fetcher {
-    return *fetcher_;
-}
+        [list_ setDataSource:self];
+        [list_ setSeparatorStyle:1];
+        [list_ addTableColumn:column];
+        [list_ setDelegate:self];
+        [list_ setReusesTableCells:YES];
 
-- (void) reloadData {
-    _error->Discard();
-    manager_ = NULL;
-    delete lock_;
-    delete fetcher_;
-    delete resolver_;
-    delete records_;
-    cache_.Close();
-    cache_.Open(progress_, true);
-    records_ = new pkgRecords(cache_);
-    resolver_ = new pkgProblemResolver(cache_);
-    fetcher_ = new pkgAcquire(&status_);
-    lock_ = NULL;
+        [self reloadData];
+    } return self;
 }
 
-- (void) prepare {
-    pkgRecords records(cache_);
-
-    lock_ = new FileFd();
-    lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
-    _assert(!_error->PendingError());
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
 
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+    [sections_ removeAllObjects];
+    [filtered_ removeAllObjects];
 
-    manager_ = (_system->CreatePM(cache_));
-    _assert(manager_->GetArchives(fetcher_, &list, &records));
-    _assert(!_error->PendingError());
-}
+    NSMutableArray *filtered = [NSMutableArray arrayWithCapacity:[packages count]];
+    NSMutableDictionary *sections = [NSMutableDictionary dictionaryWithCapacity:32];
 
-- (void) perform {
-    if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue)
-        return;
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        NSString *name([package section]);
 
-    _system->UnLock();
-    pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
+        if (name != nil) {
+            Section *section([sections objectForKey:name]);
+            if (section == nil) {
+                section = [[[Section alloc] initWithName:name] autorelease];
+                [sections setObject:section forKey:name];
+            }
+        }
 
-    if (result == pkgPackageManager::Failed)
-        return;
-    if (_error->PendingError())
-        return;
-    if (result != pkgPackageManager::Completed)
-        return;
-}
+        if ([package valid] && [package installed] == nil && [package visible])
+            [filtered addObject:package];
+    }
 
-- (void) update {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+    [sections_ addObjectsFromArray:[sections allValues]];
+    [sections_ sortUsingSelector:@selector(compareByName:)];
 
-    FileFd lock;
-    lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
-    _assert(!_error->PendingError());
+    [filtered sortUsingSelector:@selector(compareBySection:)];
 
-    pkgAcquire fetcher(&status_);
-    _assert(list.GetIndexes(&fetcher));
-    _assert(fetcher.Run(PulseInterval_) != pkgAcquire::Failed);
+    Section *section = nil;
+    for (size_t offset = 0, count = [filtered count]; offset != count; ++offset) {
+        Package *package = [filtered objectAtIndex:offset];
+        NSString *name = [package section];
 
-    bool failed = false;
-    for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
-        if ((*item)->Status != pkgAcquire::Item::StatDone) {
-            (*item)->Finished();
-            failed = true;
+        if (section == nil || name != nil && ![[section name] isEqualToString:name]) {
+            section = name == nil ?
+                [[[Section alloc] initWithName:nil] autorelease] :
+                [sections objectForKey:name];
+            [filtered_ addObject:section];
         }
 
-    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/"));
+        [section addToCount];
     }
+
+    [list_ reloadData];
 }
 
-- (void) upgrade {
-    _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
-    _assert(pkgApplyStatus(cache_));
+- (void) resetView {
+    if (editing_)
+        [self _rightButtonClicked];
+}
 
-    if (cache_->BrokenCount() != 0) {
-        _assert(pkgFixBroken(cache_));
-        _assert(cache_->BrokenCount() == 0);
-        _assert(pkgMinimizeUpgrade(cache_));
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
+
+- (void) _rightButtonClicked {
+    if ((editing_ = !editing_))
+        [list_ reloadData];
+    else {
+        [delegate_ updateData];
     }
 
-    _assert(pkgDistUpgrade(cache_));
+    [book_ setTitle:[self title] forPage:self];
+    [book_ reloadButtonsForPage:self];
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    status_.setDelegate(delegate);
-    progress_.setDelegate(delegate);
+- (NSString *) title {
+    return editing_ ? @"Section Visibility" : @"Install by Section";
 }
 
-@end
+- (NSString *) backButtonTitle {
+    return @"Sections";
+}
 
-/* Progress Data {{{ */
-@interface ProgressData : NSObject {
-    SEL selector_;
-    id target_;
-    id object_;
+- (NSString *) rightButtonTitle {
+    return [sections_ count] == 0 ? nil : editing_ ? @"Done" : @"Edit";
 }
 
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
+- (UIView *) accessoryView {
+    return accessory_;
+}
 
-- (SEL) selector;
-- (id) target;
-- (id) object;
 @end
+/* }}} */
+/* Changes View {{{ */
+@interface ChangesView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UISectionList *list_;
+    unsigned upgrades_;
+}
 
-@implementation ProgressData
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
-    if ((self = [super init]) != nil) {
-        selector_ = selector;
-        target_ = target;
-        object_ = object;
-    } return self;
+@end
+
+@implementation ChangesView
+
+- (void) dealloc {
+    [[list_ table] setDelegate:nil];
+    [list_ setDataSource:nil];
+
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
+    [super dealloc];
 }
 
-- (SEL) selector {
-    return selector_;
+- (int) numberOfSectionsInSectionList:(UISectionList *)list {
+    return [sections_ count];
 }
 
-- (id) target {
-    return target_;
+- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
+    return [[sections_ objectAtIndex:section] name];
 }
 
-- (id) object {
-    return object_;
+- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
+    return [[sections_ objectAtIndex:section] row];
 }
 
-@end
-/* }}} */
-/* Progress View {{{ */
-@interface ProgressView : UIView <
-    ProgressDelegate
-> {
-    UIView *view_;
-    UIView *background_;
-    UITransitionView *transition_;
-    UIView *overlay_;
-    UINavigationBar *navbar_;
-    UIProgressBar *progress_;
-    UITextView *output_;
-    UITextLabel *status_;
-    id delegate_;
-    UIAlertSheet *alert_;
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [packages_ count];
 }
 
-- (void) dealloc;
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
+}
 
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate;
-- (void) setContentView:(UIView *)view;
-- (void) resetView;
+- (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;
+}
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return NO;
+}
 
-- (void) _retachThread;
-- (void) _detachNewThreadData:(ProgressData *)data;
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object;
+- (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];
+}
 
-- (void) setError:(NSString *)error;
-- (void) _setError:(NSString *)error;
+- (void) _leftButtonClicked {
+    [(CYBook *)book_ update];
+    [self reloadButtons];
+}
 
-- (void) setTitle:(NSString *)title;
-- (void) _setTitle:(NSString *)title;
+- (void) _rightButtonClicked {
+    [delegate_ distUpgrade];
+}
 
-- (void) setPercent:(float)percent;
-- (void) _setPercent:(NSNumber *)percent;
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
-- (void) addOutput:(NSString *)output;
-- (void) _addOutput:(NSString *)output;
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
-- (void) setStatusFail;
-@end
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
+        [self addSubview:list_];
 
-@protocol ProgressViewDelegate
-- (void) progressViewIsComplete:(ProgressView *)sender;
-@end
+        [list_ setShouldHideHeaderInShortLists:NO];
+        [list_ setDataSource:self];
+        //[list_ setSectionListStyle:1];
 
-@implementation ProgressView
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-- (void) dealloc {
-    [view_ release];
-    [background_ release];
-    [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [progress_ release];
-    [output_ release];
-    [status_ release];
-    [super dealloc];
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+        [table setReusesTableCells:YES];
+
+        [self reloadData];
+    } return self;
 }
 
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        delegate_ = delegate;
-        alert_ = nil;
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
 
-        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};
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
 
-        background_ = [[UIView alloc] initWithFrame:[self bounds]];
-        [background_ setBackgroundColor:CGColorCreate(space, black)];
-        [self addSubview:background_];
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
 
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
+        if (
+            [package installed] == nil && [package valid] && [package visible] ||
+            [package upgradableAndEssential:NO]
+        )
+            [packages_ addObject:package];
+    }
 
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+    [packages_ sortUsingSelector:@selector(compareForChanges:)];
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
+    Section *upgradable = [[[Section alloc] initWithName:@"Available Upgrades"] autorelease];
+    Section *section = nil;
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [overlay_ addSubview:navbar_];
+    upgrades_ = 0;
+    bool unseens = false;
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Running..."] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
 
-        CGRect bounds = [overlay_ bounds];
-        CGSize prgsize = [UIProgressBar defaultSize];
+        if ([package upgradableAndEssential:YES]) {
+            ++upgrades_;
+            [upgradable addToCount];
+        } else {
+            unseens = true;
+            NSDate *seen = [package seen];
 
-        CGRect prgrect = {{
-            (bounds.size.width - prgsize.width) / 2,
-            bounds.size.height - prgsize.height - 20
-        }, prgsize};
+            NSString *name;
 
-        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
-        [overlay_ addSubview:progress_];
+            if (seen == nil)
+                name = [@"n/a ?" retain];
+            else {
+                name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
+            }
 
-        status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
-            10,
-            bounds.size.height - prgsize.height - 50,
-            bounds.size.width - 20,
-            24
-        )];
+            if (section == nil || ![[section name] isEqualToString:name]) {
+                section = [[[Section alloc] initWithName:name row:offset] autorelease];
+                [sections_ addObject:section];
+            }
 
-        [status_ setColor:CGColorCreate(space, white)];
-        [status_ setBackgroundColor:CGColorCreate(space, clear)];
+            [name release];
+            [section addToCount];
+        }
+    }
 
-        [status_ setCentersHorizontally:YES];
-        //[status_ setFont:font];
+    CFRelease(formatter);
 
-        output_ = [[UITextView alloc] initWithFrame:CGRectMake(
-            10,
-            navrect.size.height + 20,
-            bounds.size.width - 20,
-            bounds.size.height - navsize.height - 62 - navrect.size.height
-        )];
+    if (unseens) {
+        Section *last = [sections_ lastObject];
+        size_t count = [last count];
+        [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
+        [sections_ removeLastObject];
+    }
 
-        //[output_ setTextFont:@"Courier New"];
-        [output_ setTextSize:12];
+    if (upgrades_ != 0)
+        [sections_ insertObject:upgradable atIndex:0];
+
+    [list_ reloadData];
+    [self reloadButtons];
+}
 
-        [output_ setTextColor:CGColorCreate(space, white)];
-        [output_ setBackgroundColor:CGColorCreate(space, clear)];
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
 
-        [output_ setMarginTop:0];
-        [output_ setAllowsRubberBanding:YES];
+- (NSString *) leftButtonTitle {
+    return [(CYBook *)book_ updating] ? nil : @"Refresh";
+}
 
-        [overlay_ addSubview:output_];
-        [overlay_ addSubview:status_];
+- (NSString *) rightButtonTitle {
+    return upgrades_ == 0 ? nil : [NSString stringWithFormat:@"Upgrade (%u)", upgrades_];
+}
+
+- (NSString *) title {
+    return @"Changes";
+}
+
+@end
+/* }}} */
+/* Search View {{{ */
+@protocol SearchViewDelegate
+- (void) showKeyboard:(BOOL)show;
+@end
+
+@interface SearchView : RVPage {
+    UIView *accessory_;
+    UISearchField *field_;
+    UITransitionView *transition_;
+    PackageTable *table_;
+    UIPreferencesTable *advanced_;
+    UIView *dimmed_;
+    bool flipped_;
+    bool reload_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
+
+@end
+
+@implementation SearchView
+
+- (void) dealloc {
+#ifndef __OBJC2__
+    [[field_ textTraits] setEditingDelegate:nil];
+#endif
+    [field_ setDelegate:nil];
 
-        [progress_ setStyle:0];
-    } return self;
+    [accessory_ release];
+    [field_ release];
+    [transition_ release];
+    [table_ release];
+    [advanced_ release];
+    [dimmed_ release];
+    [super dealloc];
 }
 
-- (void) setContentView:(UIView *)view {
-    view_ = view;
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+    return 1;
 }
 
-- (void) resetView {
-    [transition_ transition:6 toView:view_];
-}
+- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
+    switch (group) {
+        case 0: return @"Advanced Search (Coming Soon!)";
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [alert_ dismiss];
-    [alert_ release];
-    alert_ = nil;
+        default: _assert(false);
+    }
 }
 
-- (void) _retachThread {
-    [delegate_ progressViewIsComplete:self];
-    [self resetView];
+- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
+    switch (group) {
+        case 0: return 0;
+
+        default: _assert(false);
+    }
 }
 
-- (void) _detachNewThreadData:(ProgressData *)data {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+- (void) _showKeyboard:(BOOL)show {
+    CGSize keysize = [UIKeyboard defaultSize];
+    CGRect keydown = [book_ pageBounds];
+    CGRect keyup = keydown;
+    keyup.size.height -= keysize.height - ButtonBarHeight_;
 
-    [[data target] performSelector:[data selector] withObject:[data object]];
-    [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
+    float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
 
-    [data release];
-    [pool release];
-}
+    UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
+    [animation setSignificantRectFields:8];
 
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object {
-    [status_ setText:nil];
-    [output_ setText:@""];
-    [progress_ setProgress:0];
+    if (show) {
+        [animation setStartFrame:keydown];
+        [animation setEndFrame:keyup];
+    } else {
+        [animation setStartFrame:keyup];
+        [animation setEndFrame:keydown];
+    }
 
-    [transition_ transition:6 toView:overlay_];
+    UIAnimator *animator = [UIAnimator sharedAnimator];
 
-    [NSThread
-        detachNewThreadSelector:@selector(_detachNewThreadData:)
-        toTarget:self
-        withObject:[[ProgressData alloc]
-            initWithSelector:selector
-            target:target
-            object:object
-        ]
+    [animator
+        addAnimations:[NSArray arrayWithObjects:animation, nil]
+        withDuration:(KeyboardTime_ - delay)
+        start:!show
     ];
-}
 
-- (void) setStatusFail {
-}
+    if (show)
+        [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
 
-- (void) setError:(NSString *)error {
-    [self
-        performSelectorOnMainThread:@selector(_setError:)
-        withObject:error
-        waitUntilDone:YES
-    ];
+#ifndef __OBJC2__
+    [delegate_ showKeyboard:show];
+#endif
 }
 
-- (void) _setError:(NSString *)error {
-    _assert(alert_ == nil);
-
-    alert_ = [[UIAlertSheet alloc]
-        initWithTitle:@"Package Error"
-        buttons:[NSArray arrayWithObjects:@"Okay", nil]
-        defaultButtonIndex:0
-        delegate:self
-        context:self
-    ];
-
-    [alert_ setBodyText:error];
-    [alert_ popupAlertAnimated:YES];
+- (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
+    [self _showKeyboard:YES];
 }
 
-- (void) setTitle:(NSString *)title {
-    [self
-        performSelectorOnMainThread:@selector(_setTitle:)
-        withObject:title
-        waitUntilDone:YES
-    ];
+- (void) textFieldDidResignFirstResponder:(UITextField *)field {
+    [self _showKeyboard:NO];
 }
 
-- (void) _setTitle:(NSString *)title {
-    [status_ setText:[title stringByAppendingString:@"..."]];
+- (void) keyboardInputChanged:(UIFieldEditor *)editor {
+    if (reload_) {
+        NSString *text([field_ text]);
+        [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
+        [self reloadData];
+        reload_ = false;
+    }
 }
 
-- (void) setPercent:(float)percent {
-    [self
-        performSelectorOnMainThread:@selector(_setPercent:)
-        withObject:[NSNumber numberWithFloat:percent]
-        waitUntilDone:YES
-    ];
+- (void) textFieldClearButtonPressed:(UITextField *)field {
+    reload_ = true;
 }
 
-- (void) _setPercent:(NSNumber *)percent {
-    [progress_ setProgress:[percent floatValue]];
+- (void) keyboardInputShouldDelete:(id)input {
+    reload_ = true;
 }
 
-- (void) addOutput:(NSString *)output {
-    [self
-        performSelectorOnMainThread:@selector(_addOutput:)
-        withObject:output
-        waitUntilDone:YES
-    ];
+- (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) _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];
-}
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        CGRect pageBounds = [book_ pageBounds];
 
-@end
-/* }}} */
+        /*UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:pageBounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];*/
 
-@protocol PackagesViewDelegate
-- (void) perform;
-- (void) update;
-- (void) openURL:(NSString *)url;
-@end
+        transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
+        [self addSubview:transition_];
 
-/* PackagesView {{{ */
-@interface PackagesView : ResetView <
-    PackageCellDelegate
-> {
-    Database *database_;
-    NSMutableArray *packages_;
-    NSMutableArray *sections_;
-    id delegate_;
-    UISectionList *list_;
-    UITransitionView *transition_;
-    Package *package_;
-    NSString *pkgname_;
-    PackageView *pkgview_;
-}
+        advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list;
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section;
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section;
+        [advanced_ setReusesTableCells:YES];
+        [advanced_ setDataSource:self];
+        [advanced_ reloadData];
 
-- (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;
+        dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
+        CGColor dimmed(space_, 0, 0, 0, 0.5);
+        [dimmed_ setBackgroundColor:dimmed];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
+        table_ = [[PackageTable alloc]
+            initWithBook:book
+            database:database
+            title:nil
+            filter:@selector(isVisiblySearchedForBy:)
+            with:nil
+        ];
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database;
-- (void) setDelegate:(id)delegate;
-- (void) deselect;
-- (void) reloadData:(BOOL)reset;
+        [table_ setShouldHideHeaderInShortLists:NO];
+        [transition_ transition:0 toView:table_];
 
-- (NSString *) title;
-- (void) perform:(Package *)package;
-- (void) addPackage:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
-@end
+        CGRect cnfrect = {{
+#ifdef __OBJC2__
+        6 +
+#endif
+        1, 38}, {17, 18}};
 
-@implementation PackagesView
+        CGRect area;
+        area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
+        area.origin.y = 30;
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list {
-    return [sections_ count];
+        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];
+
+        GSFontRef font = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 16);
+        [field_ setFont:font];
+        CFRelease(font);
+
+        [field_ setPlaceholder:@"Package Names & Descriptions"];
+        [field_ setDelegate:self];
+
+#ifdef __OBJC2__
+        [field_ setPaddingTop:3];
+#else
+        [field_ setPaddingTop:5];
+#endif
+
+        UITextTraits *traits = [field_ textTraits];
+        [traits setAutoCapsType:0];
+        [traits setAutoCorrectionType:1];
+        [traits setReturnKeyType:6];
+
+#ifndef __OBJC2__
+        [traits setEditingDelegate:self];
+#endif
+
+        CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height + 30}};
+
+        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];*/
+    } return self;
 }
 
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
-    return [[sections_ objectAtIndex:section] name];
+- (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
 }
 
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
-    return [[sections_ objectAtIndex:section] row];
+- (void) configurePushed {
+    [field_ resignFirstResponder];
+    [self flipPage];
 }
 
-- (int) numberOfRowsInTable:(UITable *)table {
-    return [packages_ count];
+- (void) resetViewAnimated:(BOOL)animated {
+    if (flipped_)
+        [self flipPage];
+    [table_ resetViewAnimated:animated];
 }
 
-- (float) table:(UITable *)table heightForRow:(int)row {
-    return 64;
+- (void) reloadData {
+    if (flipped_)
+        [self flipPage];
+    [table_ setObject:[field_ text]];
+    [table_ reloadData];
+    [table_ resetCursor];
 }
 
-- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
-    Package *package = [packages_ objectAtIndex:row];
-    PackageCell *cell = [[[PackageCell alloc] initWithPackage:package delegate:self] autorelease];
-    return cell;
+- (UIView *) accessoryView {
+    return accessory_;
 }
 
-- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
-    return YES;
+- (NSString *) title {
+    return nil;
 }
 
-- (void) tableRowSelected:(NSNotification*)notification {
-    int row = [[list_ table] selectedRow];
-    if (row == INT_MAX)
-        return;
+- (NSString *) backButtonTitle {
+    return @"Search";
+}
 
-    package_ = [packages_ objectAtIndex:row];
-    pkgname_ = [[package_ name] retain];
+- (void) setDelegate:(id)delegate {
+    [table_ setDelegate:delegate];
+    [super setDelegate:delegate];
+}
+
+@end
+/* }}} */
 
-    UINavigationItem *navitem = [[UINavigationItem alloc] initWithTitle:[package_ name]];
-    [navbar_ pushNavigationItem:navitem];
+@implementation CYBook
 
-    [navbar_ showButtonsWithLeftTitle:nil rightTitle:[self title]];
+- (void) dealloc {
+    [overlay_ release];
+    [indicator_ release];
+    [prompt_ release];
+    [progress_ release];
+    [super dealloc];
+}
 
-    [pkgview_ setPackage:package_];
-    [transition_ transition:1 toView:pkgview_];
+- (NSString *) getTitleForPage:(RVPage *)page {
+    return Simplify([super getTitleForPage:page]);
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    if (button == 0) {
-        [self perform:package_];
+- (BOOL) updating {
+    return updating_;
+}
 
-        pkgProblemResolver *resolver = [database_ resolver];
+- (void) update {
+    [navbar_ setPrompt:@""];
+    [navbar_ addSubview:overlay_];
+    [indicator_ startAnimation];
+    [prompt_ setText:@"Updating Database..."];
+    [progress_ setProgress:0];
 
-        resolver->InstallProtect();
-        if (!resolver->Resolve(true))
-            _error->Discard();
+    updating_ = true;
 
-        [delegate_ perform];
-    }
+    [NSThread
+        detachNewThreadSelector:@selector(_update)
+        toTarget:self
+        withObject:nil
+    ];
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    [self deselect];
-    [super navigationBar:navbar poppedItem:item];
+- (void) _update_ {
+    updating_ = false;
+
+    [overlay_ removeFromSuperview];
+    [indicator_ stopAnimation];
+    [delegate_ reloadData];
+
+    [self setPrompt:[NSString stringWithFormat:@"Last Updated: %@", GetLastUpdate()]];
 }
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
+- (id) initWithFrame:(CGRect)frame database:(Database *)database {
     if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
+        database_ = database;
 
-        struct CGRect bounds = [self bounds];
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
+        if (Advanced_)
+            [navbar_ setBarStyle:1];
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+        CGRect ovrrect = [navbar_ bounds];
+        ovrrect.size.height = ([UINavigationBar defaultSizeWithPrompt].height - [UINavigationBar defaultSize].height);
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        overlay_ = [[UIView alloc] initWithFrame:ovrrect];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:[self title]] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navitem setBackButtonTitle:@"Packages"];
+        UIProgressIndicatorStyle style = Advanced_ ?
+            kUIProgressIndicatorStyleSmallWhite :
+            kUIProgressIndicatorStyleSmallBlack;
 
-        transition_ = [[UITransitionView alloc] initWithFrame:CGRectMake(
-            bounds.origin.x, bounds.origin.y + navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
+        unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
+        CGRect indrect = {{indoffset, indoffset}, indsize};
 
-        [self addSubview:transition_];
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
+        [indicator_ setStyle:style];
+        [overlay_ addSubview:indicator_];
 
-        list_ = [[UISectionList alloc] initWithFrame:[transition_ bounds] showSectionIndex:NO];
-        [list_ setDataSource:self];
-        [list_ setShouldHideHeaderInShortLists:NO];
+        CGSize prmsize = {200, indsize.width + 4};
 
-        [transition_ transition:0 toView:list_];
+        CGRect prmrect = {{
+            indoffset * 2 + indsize.width,
+#ifdef __OBJC2__
+            -1 +
+#endif
+            (ovrrect.size.height - prmsize.height) / 2
+        }, prmsize};
 
-        UITableColumn *column = [[UITableColumn alloc]
-            initWithTitle:@"Name"
-            identifier:@"name"
-            width:frame.size.width
-        ];
+        GSFontRef font = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 12);
 
-        UITable *table = [list_ table];
-        [table setSeparatorStyle:1];
-        [table addTableColumn:column];
-        [table setDelegate:self];
+        prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
 
-        pkgview_ = [[PackageView alloc] initWithFrame:[transition_ bounds] database:database_];
-    } return self;
-}
+        [prompt_ setColor:(Advanced_ ? White_ : Blueish_)];
+        [prompt_ setBackgroundColor:Clear_];
+        [prompt_ setFont:font];
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    [pkgview_ setDelegate:delegate];
-}
+        CFRelease(font);
 
-- (void) deselect {
-    [transition_ transition:(resetting_ ? 0 : 2) toView:list_];
-    UITable *table = [list_ table];
-    [table selectRow:-1 byExtendingSelection:NO withFade:(resetting_ ? NO : YES)];
-    package_ = nil;
-}
+        [overlay_ addSubview:prompt_];
 
-- (void) reloadData:(BOOL)reset {
-    packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        CGSize prgsize = {75, 100};
 
-    if (sections_ != nil) {
-        [sections_ release];
-        sections_ = nil;
-    }
+        CGRect prgrect = {{
+            ovrrect.size.width - prgsize.width - 10,
+            (ovrrect.size.height - prgsize.height) / 2
+        } , prgsize};
+
+        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
+        [progress_ setStyle:0];
+        [overlay_ addSubview:progress_];
+    } return self;
+}
 
-    for (pkgCache::PkgIterator iterator = [database_ cache]->PkgBegin(); !iterator.end(); ++iterator)
-        if (Package *package = [Package packageWithIterator:iterator database:database_])
-            [self addPackage:package];
+- (void) _update {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
-    [packages_ sortUsingSelector:@selector(compareBySectionAndName:)];
-    sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
+    Status status;
+    status.setDelegate(self);
 
-    Section *section = nil;
-    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
-        Package *package = [packages_ objectAtIndex:offset];
-        NSString *name = [package section];
+    [database_ updateWithStatus:status];
 
-        if (section == nil || ![[section name] isEqual:name]) {
-            section = [[Section alloc] initWithName:name row:offset];
-            [sections_ addObject:section];
-        }
+    [self
+        performSelectorOnMainThread:@selector(_update_)
+        withObject:nil
+        waitUntilDone:NO
+    ];
 
-        [section addPackage:package];
-    }
+    [pool release];
+}
 
-    [list_ reloadData];
-    if (reset)
-        [self resetView];
-    else if (package_ != nil) {
-        package_ = [database_ packageWithName:pkgname_];
-        [pkgview_ setPackage:package_];
-    }
+- (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
+    [prompt_ setText:[NSString stringWithFormat:@"Error: %@", error]];
 }
 
-- (NSString *) title {
-    return nil;
+- (void) setProgressTitle:(NSString *)title {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressTitle:)
+        withObject:title
+        waitUntilDone:YES
+    ];
 }
 
-- (void) perform:(Package *)package {
+- (void) setProgressPercent:(float)percent {
 }
 
-- (void) addPackage:(Package *)package {
-    [packages_ addObject:package];
+- (void) addProgressOutput:(NSString *)output {
+    [self
+        performSelectorOnMainThread:@selector(_addProgressOutput:)
+        withObject:output
+        waitUntilDone:YES
+    ];
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return nil;
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
 }
 
-@end
-/* }}} */
+- (void) _setProgressTitle:(NSString *)title {
+    [prompt_ setText:[title stringByAppendingString:@"..."]];
+}
 
-/* InstallView {{{ */
-@interface InstallView : PackagesView {
+- (void) _addProgressOutput:(NSString *)output {
 }
 
-- (NSString *) title;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
 @end
 
-@implementation InstallView
+@interface Cydia : UIApplication <
+    ConfirmationViewDelegate,
+    ProgressViewDelegate,
+    SearchViewDelegate,
+    CydiaDelegate
+> {
+    UIWindow *window_;
 
-- (NSString *) title {
-    return @"Install";
-}
+    UIView *underlay_;
+    UIView *overlay_;
+    CYBook *book_;
+    UIButtonBar *buttonbar_;
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] == nil)
-        [super addPackage:package];
-}
+    ConfirmationView *confirm_;
 
-- (void) perform:(Package *)package {
-    [package install];
-}
+    NSMutableArray *essential_;
+    NSMutableArray *broken_;
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package latest];
-}
+    Database *database_;
+    ProgressView *progress_;
 
-@end
-/* }}} */
-/* UpgradeView {{{ */
-@interface UpgradeView : PackagesView {
-}
+    unsigned tag_;
+
+    UIKeyboard *keyboard_;
+    UIProgressHUD *hud_;
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
+    InstallView *install_;
+    ChangesView *changes_;
+    ManageView *manage_;
+    SearchView *search_;
+}
 
-- (NSString *) title;
-- (NSString *) leftTitle;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
 @end
 
-@implementation UpgradeView
+@implementation Cydia
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    if (button != 1)
-        [super navigationBar:navbar buttonClicked:button];
-    else {
-        [database_ upgrade];
-        [delegate_ perform];
+- (void) _loaded {
+    if ([broken_ count] != 0) {
+        int count = [broken_ count];
+
+        UIAlertSheet *sheet = [[[UIAlertSheet 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];
+
+        UIAlertSheet *sheet = [[[UIAlertSheet 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];
     }
 }
 
-- (NSString *) title {
-    return @"Upgrade";
-}
+- (void) _reloadData {
+    /*UIProgressHUD *hud = [[UIProgressHUD alloc] initWithWindow:window_];
+    [hud setText:@"Reloading Data"];
+    [overlay_ addSubview:hud];
+    [hud show:YES];*/
+
+    [database_ reloadData];
+
+    size_t changes(0);
+
+    [essential_ removeAllObjects];
+    [broken_ removeAllObjects];
+
+    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 *) leftTitle {
-    return @"Upgrade All";
-}
+    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];
+    }
 
-- (void) addPackage:(Package *)package {
-    NSString *installed = [package installed];
-    if (installed != nil && [[package latest] compare:installed] != NSOrderedSame)
-        [super addPackage:package];
-}
+    [self updateData];
 
-- (void) perform:(Package *)package {
-    [package install];
-}
+    if ([packages count] == 0);
+    else if (Loaded_)
+        [self _loaded];
+    else {
+        Loaded_ = YES;
+        [book_ update];
+    }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package latest];
+    /*[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;
-- (NSString *) versionWithPackage:(Package *)package;
-@end
-
-@implementation UninstallView
+- (void) updateData {
+    [self _saveConfig];
 
-- (NSString *) title {
-    return @"Uninstall";
-}
+    /* XXX: this is just stupid */
+    if (tag_ != 2)
+        [install_ reloadData];
+    if (tag_ != 3)
+        [changes_ reloadData];
+    if (tag_ != 5)
+        [search_ reloadData];
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] != nil)
-        [super addPackage:package];
+    [book_ reloadData];
 }
 
-- (void) perform:(Package *)package {
-    [package remove];
+- (void) update_ {
+    [database_ update];
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package installed];
-}
+- (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:(BOOL)reset;
-- (void) perform;
-- (void) cancel;
-- (void) confirm;
-- (void) update;
+- (void) reloadData {
+    @synchronized (self) {
+        if (confirm_ == nil)
+            [self _reloadData];
+    }
+}
 
-- (void) progressViewIsComplete:(ProgressView *)progress;
+- (void) resolve {
+    pkgProblemResolver *resolver = [database_ resolver];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
-- (void) buttonBarItemTapped:(id)sender;
+    resolver->InstallProtect();
+    if (!resolver->Resolve(true))
+        _error->Discard();
+}
 
-- (void) view:(UIView *)sender didSetFrame:(CGRect)frame;
-- (void) view:(UIView *)view didDrawInRect:(CGRect)rect duration:(float)duration;
+- (void) perform {
+    [database_ prepare];
 
-- (void) applicationDidFinishLaunching:(id)unused;
-@end
+    if ([database_ cache]->BrokenCount() == 0)
+        confirm_ = [[ConfirmationView alloc] initWithView:underlay_ database:database_ delegate:self];
+    else {
+        NSMutableArray *broken = [NSMutableArray arrayWithCapacity:16];
+        NSArray *packages = [database_ packages];
 
-#include <objc/objc-class.h>
+        for (size_t i(0); i != [packages count]; ++i) {
+            Package *package = [packages objectAtIndex:i];
+            if ([package broken])
+                [broken addObject:[package name]];
+        }
 
-@implementation Cydia
+        UIAlertSheet *sheet = [[[UIAlertSheet 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:(BOOL)reset {
-    [database_ reloadData];
-    [install_ reloadData:reset];
-    [upgrade_ reloadData:reset];
-    [uninstall_ reloadData:reset];
-    [sources_ reloadData];
+- (void) removePackage:(Package *)package {
+    @synchronized (self) {
+        [package remove];
+        [self resolve];
+        [self perform];
+    }
 }
 
-- (void) perform {
-    [database_ prepare];
-    confirm_ = [[ConfirmationView alloc] initWithView:underlay_ database:database_ delegate:self];
+- (void) distUpgrade {
+    @synchronized (self) {
+        [database_ upgrade];
+        [self perform];
+    }
 }
 
 - (void) cancel {
-    [self reloadData:NO];
-    [confirm_ release];
-    confirm_ = nil;
+    @synchronized (self) {
+        [confirm_ release];
+        confirm_ = nil;
+        [self _reloadData];
+    }
 }
 
 - (void) confirm {
     [overlay_ removeFromSuperview];
+    reload_ = true;
 
     [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_
-        detachNewThreadSelector:@selector(update)
-        toTarget:database_
+        detachNewThreadSelector:@selector(bootstrap_)
+        toTarget:self
         withObject:nil
+        title:@"Bootstrap Install..."
     ];
 }
 
 - (void) progressViewIsComplete:(ProgressView *)progress {
-    [self reloadData:YES];
-
-    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 {
-    UIView *view;
-
-    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;
+    unsigned tag = [sender tag];
+    if (tag == tag_) {
+        [book_ resetViewAnimated:YES];
+        return;
+    } else if (tag_ == 2 && tag != 2)
+        [install_ resetView];
 
-        default:
-            _assert(false);
-    }
+    switch (tag) {
+        case 1: [self _setHomePage]; break;
 
-    if ([view respondsToSelector:@selector(resetView)])
-        [(id) view resetView];
-    [transition_ transition:0 toView:view];
-}
+        case 2: [self setPage:install_]; break;
+        case 3: [self setPage:changes_]; break;
+        case 4: [self setPage:manage_]; break;
+        case 5: [self setPage:search_]; break;
 
-- (void) view:(UIView *)view didSetFrame:(CGRect)frame {
-    [scroller_ setContentSize:frame.size];
-}
+        default: _assert(false);
+    }
 
-- (void) view:(UIView *)view didDrawInRect:(CGRect)rect duration:(float)duration {
-    [scroller_ setContentSize:[webview_ bounds].size];
+    tag_ = tag;
 }
 
-- (void) applicationDidFinishLaunching:(id)unused {
-    _assert(pkgInitConfig(*_config));
-    _assert(pkgInitSystem(*_config, _system));
-
-    alert_ = nil;
-    confirm_ = nil;
-
-    CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
-    window_ = [[UIWindow alloc] initWithContentRect:screenrect];
-
-    [window_ orderFront: self];
-    [window_ makeKey: self];
-    [window_ _setHidden: NO];
+- (void) fixSpringBoard {
+    pid_t pid = ExecFork();
+    if (pid == 0) {
+        sleep(1);
 
-    progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] delegate:self];
-    [window_ setContentView:progress_];
-
-    underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
-    [progress_ setContentView:underlay_];
+        if (pid_t child = fork()) {
+            waitpid(child, NULL, 0);
+        } else {
+            execlp("launchctl", "launchctl", "unload", SpringBoard_, NULL);
+            perror("launchctl unload");
+            exit(0);
+        }
 
-    overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
-    [underlay_ addSubview:overlay_];
+        execlp("launchctl", "launchctl", "load", SpringBoard_, NULL);
+        perror("launchctl load");
+        exit(0);
+    }
+}
 
-    transition_ = [[UITransitionView alloc] initWithFrame:CGRectMake(
-        0, 0, screenrect.size.width, screenrect.size.height - 48
-    )];
+- (void) applicationWillSuspend {
+    [database_ clean];
 
-    [overlay_ addSubview:transition_];
+    if (reload_) {
+#ifndef __OBJC2__
+        [self fixSpringBoard];
+#endif
+}
 
-    featured_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+    [super applicationWillSuspend];
+}
 
-    CGSize navsize = [UINavigationBar defaultSize];
-    CGRect navrect = {{0, 0}, navsize};
+- (void) askForSettings {
+    UIAlertSheet *role = [[[UIAlertSheet 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];
 
-    navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-    [featured_ addSubview:navbar_];
+    [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];
+}
 
-    [navbar_ setBarStyle:1];
-    [navbar_ setDelegate:self];
+- (void) finish {
+    if (hud_ != nil) {
+        [self setStatusBarShowsProgress:NO];
 
-    [navbar_ showButtonsWithLeftTitle:@"About" rightTitle:@"Reload"];
+        [hud_ show:NO];
+        [hud_ removeFromSuperview];
+        [hud_ autorelease];
+        hud_ = nil;
 
-    UINavigationItem *navitem = [[UINavigationItem alloc] initWithTitle:@"Featured"];
-    [navbar_ pushNavigationItem:navitem];
+        pid_t pid = ExecFork();
+        if (pid == 0) {
+            execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
+            perror("launchctl stop");
+        }
 
-    struct CGRect subbounds = [featured_ bounds];
-    subbounds.origin.y += navsize.height;
-    subbounds.size.height -= navsize.height;
+        return;
+    }
 
-    UIImageView *pinstripe = [[UIImageView alloc] initWithFrame:subbounds];
-    [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
-    [featured_ addSubview:pinstripe];
+    if (Role_ == nil) {
+        [self askForSettings];
+        return;
+    }
 
-    scroller_ = [[UIScroller alloc] initWithFrame:subbounds];
-    [featured_ addSubview:scroller_];
+    overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
 
-    [scroller_ setScrollingEnabled:YES];
-    [scroller_ setAdjustForContentSizeChange:YES];
-    [scroller_ setClipsSubviews:YES];
-    [scroller_ setAllowsRubberBanding:YES];
-    [scroller_ setScrollDecelerationFactor:0.99];
-    [scroller_ setDelegate:self];
+    CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
+    book_ = [[CYBook alloc] initWithFrame:CGRectMake(
+        0, 0, screenrect.size.width, screenrect.size.height - 48
+    ) database:database_];
 
-    webview_ = [[UIWebView alloc] initWithFrame:[scroller_ bounds]];
-    [scroller_ addSubview:webview_];
+    [book_ setDelegate:self];
 
-    [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,
-            @"featured-up.png", kUIButtonBarButtonInfo,
-            @"featured-dn.png", kUIButtonBarButtonSelectedInfo,
+            @"home-up.png", kUIButtonBarButtonInfo,
+            @"home-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
-            @"Featured", kUIButtonBarButtonTitle,
+            @"Home", kUIButtonBarButtonTitle,
             @"0", kUIButtonBarButtonType,
         nil],
 
@@ -2272,37 +5720,37 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
             self, kUIButtonBarButtonTarget,
-            @"Install", kUIButtonBarButtonTitle,
+            @"Sections", kUIButtonBarButtonTitle,
             @"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,
-            @"Upgrade", kUIButtonBarButtonTitle,
+            @"Changes", kUIButtonBarButtonTitle,
             @"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,
-            @"Uninstall", kUIButtonBarButtonTitle,
+            @"Manage", kUIButtonBarButtonTitle,
             @"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,
-            @"Sources", kUIButtonBarButtonTitle,
+            @"Search", kUIButtonBarButtonTitle,
             @"0", kUIButtonBarButtonType,
         nil],
     nil];
@@ -2310,8 +5758,8 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
     buttonbar_ = [[UIButtonBar alloc]
         initInView:overlay_
         withFrame:CGRectMake(
-            0, screenrect.size.height - 48,
-            screenrect.size.width, 48
+            0, screenrect.size.height - ButtonBarHeight_,
+            screenrect.size.width, ButtonBarHeight_
         )
         withItemList:buttonitems
     ];
@@ -2326,68 +5774,336 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
 
     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];
-    [transition_ transition:0 toView:featured_];
-
     [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:(UIAlertSheet *)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];
+    progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
     [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
+    ) {
+        [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
     ];
+}
 
-    NSLog(@"%p\n", [alert table]);
-    [[alert table] setDelegate:self];
-    [[alert table] reloadData];
+- (void) slideUp:(UIAlertSheet *)alert {
+    if (Advanced_)
+        [alert presentSheetFromButtonBar:buttonbar_];
+    else
+        [alert presentSheetInView:overlay_];
+}
 
-    [alert addTextFieldWithValue:@"Title" label:@"Label"];
-    [alert setShowsOverSpringBoardAlerts:YES];
-    [alert setBodyText:@"This is an alert."];
-    [alert presentSheetFromButtonBar:buttonbar_];
-    //[alert popupAlertAnimated:YES];
+@end
 
-#endif
+void AddPreferences(NSString *plist) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
-    [self reloadData:NO];
-    [progress_ resetView];
+    NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
+    _assert(settings != NULL);
+    NSMutableArray *items = [settings objectForKey:@"items"];
 
-    Package *package([database_ packageWithName:@"cydia"]);
-    NSString *application = package == nil ? @"Cydia" : [NSString stringWithFormat:@"Cydia/%@", [package installed]];
-    WebView *webview = [webview_ webView];
-    [webview setApplicationNameForUserAgent:application];
+    bool cydia(false);
+
+    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];
 
+    bootstrap_ = argc > 1 && strcmp(argv[1], "--bootstrap") == 0;
+
+    Home_ = NSHomeDirectory();
+
+    {
+        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];
@@ -2404,6 +6120,60 @@ int main(int argc, char *argv[]) {
             IOObjectRelease(service);
         }
 
-    UIApplicationMain(argc, argv, [Cydia class]);
+    /*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"];
+    }
+
+    if (access("/User", F_OK) != 0)
+        system("/usr/libexec/cydia/firmware.sh");
+
+    Locale_ = CFLocaleCopyCurrent();
+    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);
+    Clear_.Set(space_, 0.0, 0.0, 0.0, 0.0);
+    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];
+
+    int value = UIApplicationMain(argc, argv, [Cydia class]);
+
+    CGColorSpaceRelease(space_);
+    CFRelease(Locale_);
+
     [pool release];
+    return value;
 }