]> git.saurik.com Git - cydia.git/blobdiff - Cydia.mm
Figured out (a while ago, on my iPhone) why table cell diselection was broken.
[cydia.git] / Cydia.mm
index 915540dd01da0c44498eac018e8836a70df0ff98..129ba0ebbce0892c48e3c4be24c0cfc0bcc9f8b8 100644 (file)
--- a/Cydia.mm
+++ b/Cydia.mm
@@ -1,15 +1,67 @@
+/* Cydia - iPhone UIKit Front-End for Debian APT
+ * Copyright (C) 2008  Jay Freeman (saurik)
+*/
+
+/*
+ *        Redistribution and use in source and binary
+ * forms, with or without modification, are permitted
+ * provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the
+ *    above copyright notice, this list of conditions
+ *    and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the
+ *    above copyright notice, this list of conditions
+ *    and the following disclaimer in the documentation
+ *    and/or other materials provided with the
+ *    distribution.
+ * 3. The name of the author may not be used to endorse
+ *    or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
 /* #include Directives {{{ */
-#include <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;
+- (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) {
-    }
+#ifdef __OBJC2__
+typedef enum {
+    kUIProgressIndicatorStyleMediumWhite = 1,
+    kUIProgressIndicatorStyleSmallWhite = 0,
+    kUIProgressIndicatorStyleSmallBlack = 4
+} UIProgressIndicatorStyle;
+#else
+typedef enum {
+    kUIProgressIndicatorStyleMediumWhite = 0,
+    kUIProgressIndicatorStyleSmallWhite = 2,
+    kUIProgressIndicatorStyleSmallBlack = 3
+} UIProgressIndicatorStyle;
+#endif
 
-    virtual void Fail(pkgAcquire::ItemDesc &item) {
-        [delegate_ performSelectorOnMainThread:@selector(setStatusFail) withObject:nil waitUntilDone:YES];
-    }
+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;
 
-    virtual bool Pulse(pkgAcquire *Owner) {
-        bool value = pkgAcquireStatus::Pulse(Owner);
+@interface NSString (UIKit)
+- (NSString *) stringByAddingPercentEscapes;
+- (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
+@end
 
-        float percent(
-            double(CurrentBytes + CurrentItems) /
-            double(TotalBytes + TotalItems)
-        );
+@interface NSString (Cydia)
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
+- (NSComparisonResult) compareByPath:(NSString *)other;
+@end
 
-        [delegate_ setPercent:percent];
-        return value;
-    }
+@implementation NSString (Cydia)
 
-    virtual void Start() {
-    }
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
+    char data[length + 1];
+    memcpy(data, bytes, length);
+    data[length] = '\0';
+    return [NSString stringWithUTF8String:data];
+}
 
-    virtual void Stop() {
-    }
-};
-/* }}} */
-/* Progress Delegation {{{ */
-class Progress :
-    public OpProgress
-{
-  private:
-    id delegate_;
+- (NSComparisonResult) compareByPath:(NSString *)other {
+    NSString *prefix = [self commonPrefixWithString:other options:0];
+    size_t length = [prefix length];
 
-  protected:
-    virtual void Update() {
-        [delegate_ setTitle:[NSString stringWithCString:Op.c_str()]];
-        [delegate_ setPercent:(Percent / 100)];
-    }
+    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 {{{ */
+Pcre email_r("^\"?(.*)\"? <([^>]*)>$");
+
 @interface Address : NSObject {
     NSString *name_;
     NSString *email_;
 }
 
-- (void) dealloc;
-
 - (NSString *) name;
 - (NSString *) email;
 
@@ -200,28 +293,19 @@ extern NSString *kUIButtonBarButtonType;
 
 - (Address *) initWithString:(NSString *)string {
     if ((self = [super init]) != nil) {
-        const char *error;
-        int offset;
-        pcre *code = pcre_compile("^\"?(.*)\"? <([^>]*)>$", 0, &error, &offset, NULL);
-
-        if (code == NULL) {
-            fprintf(stderr, "%d:%s\n", offset, error);
-            _assert(false);
-        }
-
-        pcre_extra *study = NULL;
-        int capture;
-        pcre_fullinfo(code, study, PCRE_INFO_CAPTURECOUNT, &capture);
-        int matches[(capture + 1) * 3];
-
-        size_t size = [string length];
         const char *data = [string UTF8String];
+        size_t size = [string length];
 
-        if (pcre_exec(code, study, data, size, 0, 0, matches, sizeof(matches) / sizeof(matches[0])) >= 0) {
-            name_ = [[NSString stringWithCString:(data + matches[2]) length:(matches[3] - matches[2])] retain];
-            email_ = [[NSString stringWithCString:(data + matches[4]) length:(matches[5] - matches[4])] retain];
+        if (email_r(data, size)) {
+            name_ = [email_r[1] retain];
+            email_ = [email_r[2] retain];
         } else {
-            name_ = [[NSString stringWithCString:data length:size] retain];
+            name_ = [[NSString alloc]
+                initWithBytes:data
+                length:size
+                encoding:kCFStringEncodingUTF8
+            ];
+
             email_ = nil;
         }
     } return self;
@@ -229,7 +313,53 @@ extern NSString *kUIButtonBarButtonType;
 
 @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;
@@ -272,632 +402,2703 @@ 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_;
-}
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
+/* Random Global Variables {{{ */
+static const int PulseInterval_ = 50000;
+static const int ButtonBarHeight_ = 48;
+static const float KeyboardTime_ = 0.4f;
+static const char * const SpringBoard_ = "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist";
 
-- (void) dealloc;
-- (void) resetView;
-- (void) _resetView;
-- (NSString *) leftTitle;
-- (NSString *) rightTitle;
-@end
+#ifndef Cydia_
+#define Cydia_ ""
+#endif
 
-@implementation ResetView
+static CGColor Blueish_;
+static CGColor Black_;
+static CGColor Clear_;
+static CGColor Red_;
+static CGColor White_;
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-}
+static NSString *Home_;
+static BOOL Sounds_Keyboard_;
 
-- (void) dealloc {
-    [navbar_ release];
-    [super dealloc];
-}
+static BOOL Advanced_;
+static BOOL Loaded_;
+static BOOL Ignored_;
 
-- (void) resetView {
-    resetting_ = true;
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-    else while ([[navbar_ navigationItems] count] != 1)
-        [navbar_ popNavigationItem];
-    resetting_ = false;
-}
+const char *Firmware_ = NULL;
+const char *Machine_ = NULL;
+const char *SerialNumber_ = NULL;
 
-- (void) _resetView {
-    [navbar_ showButtonsWithLeftTitle:[self leftTitle] rightTitle:[self rightTitle]];
-}
+unsigned Major_;
+unsigned Minor_;
+unsigned BugFix_;
 
-- (NSString *) leftTitle {
-    return nil;
-}
+CFLocaleRef Locale_;
+CGColorSpaceRef space_;
 
-- (NSString *) rightTitle {
-    return nil;
-}
+#define FW_LEAST(major, minor, bugfix) \
+    (major < Major_ || major == Major_ && \
+        (minor < Minor_ || minor == Minor_ && \
+            bugfix <= BugFix_))
 
-@end
-/* }}} */
+bool bootstrap_;
+bool reload_;
 
-@class Package;
+static NSMutableDictionary *Metadata_;
+static NSMutableDictionary *Packages_;
+static bool Changed_;
+static NSDate *now_;
 
-@interface Database : NSObject {
-    pkgCacheFile cache_;
-    pkgRecords *records_;
-    pkgProblemResolver *resolver_;
-    pkgAcquire *fetcher_;
-    FileFd *lock_;
-    SPtr<pkgPackageManager> manager_;
+NSString *GetLastUpdate() {
+    NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 
-    id delegate_;
-    Status status_;
-    Progress progress_;
-    int statusfd_;
-}
+    if (update == nil)
+        return @"Never or Unknown";
 
-- (void) _readStatus:(NSNumber *)fd;
-- (void) _readOutput:(NSNumber *)fd;
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
+    CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 
-- (Package *) packageWithName:(NSString *)name;
+    CFRelease(formatter);
 
-- (Database *) init;
-- (pkgCacheFile &) cache;
-- (pkgRecords *) records;
-- (pkgProblemResolver *) resolver;
-- (pkgAcquire &) fetcher;
-- (void) reloadData;
+    return [(NSString *) formatted autorelease];
+}
+/* }}} */
+/* Display Helpers {{{ */
+inline float Interpolate(float begin, float end, float fraction) {
+    return (end - begin) * fraction + begin;
+}
 
-- (void) prepare;
-- (void) perform;
-- (void) update;
-- (void) upgrade;
+NSString *SizeString(double size) {
+    unsigned power = 0;
+    while (size > 1024) {
+        size /= 1024;
+        ++power;
+    }
 
-- (void) setDelegate:(id)delegate;
-@end
+    static const char *powers_[] = {"B", "kB", "MB", "GB"};
 
-/* Package Class {{{ */
-@interface Package : NSObject {
-    pkgCache::PkgIterator iterator_;
-    Database *database_;
-    pkgRecords::Parser *parser_;
-    pkgCache::VerIterator version_;
-    pkgCache::VerFileIterator file_;
+    return [NSString stringWithFormat:@"%.1f%s", size, powers_[power]];
 }
 
-- (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 *StripVersion(NSString *version) {
+    NSRange colon = [version rangeOfString:@":"];
+    if (colon.location != NSNotFound)
+        version = [version substringFromIndex:(colon.location + 1)];
+    return version;
+}
 
-- (NSString *) name;
-- (NSString *) section;
-- (NSString *) latest;
-- (NSString *) installed;
-- (Address *) maintainer;
-- (size_t) size;
-- (NSString *) tagline;
-- (NSString *) description;
-- (NSComparisonResult) compareBySectionAndName:(Package *)package;
+static const float TextViewOffset_ = 22;
 
-- (void) install;
-- (void) remove;
-@end
+UITextView *GetTextView(NSString *value, float left, bool html) {
+    UITextView *text([[[UITextView alloc] initWithFrame:CGRectMake(left, 3, 310 - left, 1000)] autorelease]);
+    [text setEditable:NO];
+    [text setTextSize:16];
+    /*if (html)
+        [text setHTML:value];
+    else*/
+        [text setText:value];
+    [text setEnabled:NO];
 
-@implementation Package
+    [text setBackgroundColor:Clear_];
 
-- (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;
+    CGRect frame = [text frame];
+    [text setFrame:frame];
+    CGRect rect = [text visibleTextRect];
+    frame.size.height = rect.size.height;
+    [text setFrame:frame];
 
-        version_ = version;
-        file_ = file;
-        parser_ = &[database_ records]->Lookup(file);
-    } return self;
+    return text;
 }
 
-+ (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;
-}
+NSString *Simplify(NSString *title) {
+    const char *data = [title UTF8String];
+    size_t size = [title length];
 
-- (NSString *) name {
-    return [[NSString stringWithCString:iterator_.Name()] lowercaseString];
+    Pcre title_r("^(.*?)( \\(.*\\))?$");
+    if (title_r(data, size))
+        return title_r[1];
+    else
+        return title;
 }
+/* }}} */
 
-- (NSString *) section {
-    return [NSString stringWithCString:iterator_.Section()];
-}
+/* Delegate Prototypes {{{ */
+@class Package;
+@class Source;
 
-- (NSString *) latest {
-    return [NSString stringWithCString:version_.VerStr()];
+@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])
+    ];
 }
 
-- (NSString *) installed {
-    return iterator_.CurrentVer().end() ? nil : [NSString stringWithCString:iterator_.CurrentVer().VerStr()];
+@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;
+@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_;
 }
 
-- (Address *) maintainer {
-    return [Address addressWithString:[NSString stringWithCString:parser_->Maintainer().c_str()]];
+- (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;
+- (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_;
+
+    BOOL trusted_;
 }
 
-- (size_t) size {
-    return version_->InstalledSize;
+- (Source *) initWithMetaIndex:(metaIndex *)index;
+
+- (BOOL) trusted;
+
+- (NSString *) uri;
+- (NSString *) distribution;
+- (NSString *) type;
+
+- (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];
+
+    [super dealloc];
 }
 
-- (NSString *) tagline {
-    return [NSString stringWithCString:parser_->ShortDesc().c_str()];
+- (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];
+            }
+        }
+    } return self;
+}
+
+- (BOOL) trusted {
+    return trusted_;
+}
+
+- (NSString *) uri {
+    return uri_;
+}
+
+- (NSString *) distribution {
+    return distribution_;
+}
+
+- (NSString *) type {
+    return type_;
 }
 
 - (NSString *) description {
-    return [NSString stringWithCString:parser_->LongDesc().c_str()];
+    return description_;
 }
 
-- (NSComparisonResult) compareBySectionAndName:(Package *)package {
-    NSComparisonResult result = [[self section] compare:[package section]];
-    if (result != NSOrderedSame)
-        return result;
-    return [[self name] compare:[package name]];
+- (NSString *) label {
+    return label_;
 }
 
-- (void) install {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    [database_ cache]->MarkInstall(iterator_, false);
+- (NSString *) origin {
+    return origin_;
 }
 
-- (void) remove {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    resolver->Remove(iterator_);
-    [database_ cache]->MarkDelete(iterator_, true);
+- (NSString *) version {
+    return version_;
+}
+
+- (NSString *) defaultIcon {
+    return defaultIcon_;
 }
 
 @end
 /* }}} */
-/* Section Class {{{ */
-@interface Section : NSObject {
-    NSString *name_;
-    size_t row_;
-    NSMutableArray *packages_;
+/* Relationship Class {{{ */
+@interface Relationship : NSObject {
+    NSString *type_;
+    NSString *id_;
 }
 
-- (void) dealloc;
-
-- (Section *) initWithName:(NSString *)name row:(size_t)row;
+- (NSString *) type;
+- (NSString *) id;
 - (NSString *) name;
-- (size_t) row;
-- (void) addPackage:(Package *)package;
+
 @end
 
-@implementation Section
+@implementation Relationship
 
 - (void) dealloc {
-    [name_ release];
-    [packages_ release];
+    [type_ release];
+    [id_ release];
     [super dealloc];
 }
 
-- (Section *) initWithName:(NSString *)name row:(size_t)row {
-    if ((self = [super init]) != nil) {
-        name_ = [name retain];
-        row_ = row;
-        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
-    } return self;
-}
-
-- (NSString *) name {
-    return name_;
+- (NSString *) type {
+    return type_;
 }
 
-- (size_t) row {
-    return row_;
+- (NSString *) id {
+    return id_;
 }
 
-- (void) addPackage:(Package *)package {
-    [packages_ addObject:package];
+- (NSString *) name {
+    _assert(false);
+    return nil;
 }
 
 @end
 /* }}} */
+/* Package Class {{{ */
+NSString *Scour(const char *field, const char *begin, const char *end) {
+    size_t i(0), l(strlen(field));
+
+    for (;;) {
+        const char *name = begin + i;
+        const char *colon = name + l;
+        const char *value = colon + 1;
+
+        if (
+            value < end &&
+            *colon == ':' &&
+            memcmp(name, field, l) == 0
+        ) {
+            while (value != end && value[0] == ' ')
+                ++value;
+            const char *line = std::find(value, end, '\n');
+            while (line != value && line[-1] == ' ')
+                --line;
+
+            return [NSString stringWithUTF8Bytes:value length:(line - value)];
+        } else {
+            begin = std::find(begin, end, '\n');
+            if (begin == end)
+                return nil;
+            ++begin;
+        }
+    }
+}
 
-/* Confirmation View {{{ */
-void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString *key) {
-    if ([packages count] == 0)
-        return;
+@interface Package : NSObject {
+    pkgCache::PkgIterator iterator_;
+    _transient Database *database_;
+    pkgCache::VerIterator version_;
+    pkgCache::VerFileIterator file_;
 
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-    float clear[] = {0, 0, 0, 0};
-    float blue[] = {0, 0, 0.4, 1};
+    Source *source_;
+    bool cached_;
 
-    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];
+    NSString *latest_;
+    NSString *installed_;
 
-    CGRect frame([text frame]);
-    CGSize size([text contentSize]);
-    frame.size.height = size.height;
-    [text setFrame:frame];
+    NSString *id_;
+    NSString *name_;
+    NSString *tagline_;
+    NSString *icon_;
+    NSString *website_;
+    Address *sponsor_;
+    Address *author_;
 
-    [fields setObject:text forKey:key];
+    NSArray *relationships_;
 }
 
-@protocol ConfirmationViewDelegate
-- (void) cancel;
-- (void) confirm;
+- (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) half;
+- (BOOL) halfConfigured;
+- (BOOL) halfInstalled;
+- (BOOL) hasMode;
+- (NSString *) mode;
+
+- (NSString *) id;
+- (NSString *) name;
+- (NSString *) tagline;
+- (NSString *) icon;
+- (NSString *) website;
+- (Address *) author;
+
+- (NSArray *) relationships;
+
+- (Source *) source;
+
+- (BOOL) matches:(NSString *)text;
+
+- (NSComparisonResult) compareByName:(Package *)package;
+- (NSComparisonResult) compareBySection:(Package *)package;
+- (NSComparisonResult) compareBySectionAndName:(Package *)package;
+- (NSComparisonResult) compareForChanges:(Package *)package;
+
+- (void) install;
+- (void) remove;
+
+- (NSNumber *) isSearchedForBy:(NSString *)search;
+- (NSNumber *) isInstalledInSection:(NSString *)section;
+- (NSNumber *) isUninstalledInSection:(NSString *)section;
+
 @end
 
-@interface ConfirmationView : UIView {
-    Database *database_;
-    id delegate_;
-    UITransitionView *transition_;
-    UIView *overlay_;
-    UINavigationBar *navbar_;
+@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 (website_ != nil)
+        [website_ release];
+    if (sponsor_ != nil)
+        [sponsor_ release];
+    if (author_ != nil)
+        [author_ release];
+
+    if (relationships_ != nil)
+        [relationships_ release];
+
+    [super dealloc];
+}
+
+- (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];
+            website_ = Scour("Homepage", begin, end);
+            if (website_ == nil)
+                website_ = Scour("Website", begin, end);
+            if (website_ != nil)
+                website_ = [website_ 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];
+        }
+
+        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();
+    return section == NULL ? nil : [[NSString stringWithUTF8String:section] 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) 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 *) website {
+    return website_;
+}
+
+- (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_;
+}
+
+- (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;
+}
+
+- (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 *) isSearchedForBy:(NSString *)search {
+    return [NSNumber numberWithBool:([self valid] && [self matches:search])];
+}
+
+- (NSNumber *) isInstalledInSection:(NSString *)section {
+    return [NSNumber numberWithBool:([self installed] != nil && (section == nil || [section isEqualToString:[self section]]))];
+}
+
+- (NSNumber *) isUninstalledInSection:(NSString *)name {
+    NSString *section = [self section];
+
+    return [NSNumber numberWithBool:([self valid] && [self installed] == nil && (
+        (name == nil ||
+        section == nil && [name length] == 0 ||
+        [name isEqualToString:section])
+    ))];
+}
+
+@end
+/* }}} */
+/* Section Class {{{ */
+@interface Section : NSObject {
+    NSString *name_;
+    size_t row_;
+    size_t count_;
+}
+
+- (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];
+}
+
+- (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
+/* }}} */
+
+/* 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;
+
+    while (std::getline(is, line)) {
+        const char *data(line.c_str());
+        //size_t size = line.size();
+        fprintf(stderr, "C:%s\n", data);
+    }
+
+    [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;
+
+    Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
+    Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
+
+    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:@" 0"] 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_;
+}
+
+- (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)
+        return;
+
+    _system->UnLock();
+    pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
+
+    if (result == pkgPackageManager::Failed)
+        return;
+    if (_error->PendingError())
+        return;
+    if (result != pkgPackageManager::Completed)
+        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) dealloc;
-- (void) cancel;
+- (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 {{{ */
+Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
+
+@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_;
+}
+
+- (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;
+
+@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_ setTitle:@"Close Window"];
+        [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 {
+    [delegate_ progressViewIsComplete:self];
+    [self resetView];
+}
+
+- (void) _retachThread {
+    UINavigationItem *item = [navbar_ topItem];
+    [item setTitle:@"Complete"];
+
+    [overlay_ addSubview:close_];
+    [progress_ removeFromSuperview];
+    [status_ removeFromSuperview];
+}
+
+- (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_];
+
+    [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 {
+    _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];
+}
+
+@end
+/* }}} */
+
+/* Package Cell {{{ */
+@interface PackageCell : UITableCell {
+    UIImageView *icon_;
+    UITextLabel *name_;
+    UITextLabel *description_;
+    UITextLabel *source_;
+    //UIImageView *trusted_;
+#ifdef USE_BADGES
+    UIImageView *badge_;
+    UITextLabel *status_;
+#endif
+    BOOL setup_;
+}
+
+- (PackageCell *) init;
+- (void) setPackage:(Package *)package;
+
+- (void) _setSelected:(float)fraction;
+- (void) setSelected:(BOOL)selected;
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
+- (void) _setSelectionFadeFraction:(float)fraction;
+
++ (int) heightForPackage:(Package *)package;
+
+@end
+
+@implementation PackageCell
+
+- (void) dealloc {
+    [icon_ release];
+    [name_ release];
+    [description_ release];
+    [source_ release];
+#ifdef USE_BADGES
+    [badge_ release];
+    [status_ release];
+#endif
+    //[trusted_ release];
+    [super dealloc];
+}
+
+- (PackageCell *) init {
+    if ((self = [super init]) != nil) {
+        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 20);
+        GSFontRef large = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 12);
+        GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 14);
+
+        icon_ = [[UIImageView alloc] initWithFrame:CGRectMake(10, 10, 30, 30)];
+
+        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 8, 240, 25)];
+        [name_ setBackgroundColor:Clear_];
+        [name_ setFont:bold];
+
+        source_ = [[UITextLabel alloc] initWithFrame:CGRectMake(58, 28, 225, 20)];
+        [source_ setBackgroundColor:Clear_];
+        [source_ setFont:large];
+
+        description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 46, 280, 20)];
+        [description_ setBackgroundColor:Clear_];
+        [description_ setFont:small];
+
+        /*trusted_ = [[UIImageView alloc] initWithFrame:CGRectMake(30, 30, 16, 16)];
+        [trusted_ setImage:[UIImage applicationImageNamed:@"trusted.png"]];*/
+
+#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
+
+        /*[icon_ setImage:[UIImage applicationImageNamed:@"unknown.png"]];
+        [icon_ zoomToScale:0.5];
+        [icon_ setFrame:CGRectMake(10, 10, 30, 30)];*/
+
+        [self addSubview:icon_];
+        [self addSubview:name_];
+        [self addSubview:description_];
+        [self addSubview:source_];
+
+        CFRelease(small);
+        CFRelease(large);
+        CFRelease(bold);
+    } return self;
+}
+
+- (void) setPackage:(Package *)package {
+    /*if (setup_)
+        return;
+    else
+        setup_ = YES;*/
+
+    Source *source = [package source];
+
+    UIImage *image = nil;
+    if (NSString *icon = [package icon])
+        image = [UIImage imageAtPath:[icon substringFromIndex:6]];
+    if (image == nil) if (NSString *icon = [source defaultIcon])
+        image = [UIImage imageAtPath:[icon substringFromIndex:6]];
+    if (image == nil)
+        image = [UIImage applicationImageNamed:@"unknown.png"];
+    [icon_ setImage:image];
+
+    /*if (image != nil) {
+        CGSize size = [image size];
+        float scale = 30 / std::max(size.width, size.height);
+        [icon_ zoomToScale:scale];
+    }*/
+
+    [icon_ setFrame:CGRectMake(10, 10, 30, 30)];
+
+    [name_ setText:[package name]];
+    [description_ setText:[package tagline]];
+
+    NSString *label = nil;
+    bool trusted = false;
+
+    if (source != nil) {
+        label = [source label];
+        trusted = [source trusted];
+    } else if ([[package id] isEqualToString:@"firmware"])
+        label = @"Apple";
+
+    if (label == nil)
+        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_ setText:from];
+
+#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) _setSelected:(float)fraction {
+    CGColor black(space_,
+        Interpolate(0.0, 1.0, fraction),
+        Interpolate(0.0, 1.0, fraction),
+        Interpolate(0.0, 1.0, fraction),
+    1.0);
+
+    CGColor gray(space_,
+        Interpolate(0.4, 1.0, fraction),
+        Interpolate(0.4, 1.0, fraction),
+        Interpolate(0.4, 1.0, fraction),
+    1.0);
+
+    [name_ setColor:black];
+    [description_ setColor:gray];
+    [source_ setColor:black];
+}
+
+- (void) setSelected:(BOOL)selected {
+    [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected];
+}
+
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
+    if (!fade)
+        [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected withFade:fade];
+}
+
+- (void) _setSelectionFadeFraction:(float)fraction {
+    [self _setSelected:fraction];
+    [super _setSelectionFadeFraction:fraction];
+}
+
++ (int) heightForPackage:(Package *)package {
+#ifdef USE_BADGES
+    if ([package hasMode] || [package half])
+        return 96;
+    else
+#endif
+        return 73;
+}
 
-- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
+@end
+/* }}} */
+/* Section Cell {{{ */
+@interface SectionCell : UITableCell {
+    UITextLabel *name_;
+    UITextLabel *count_;
+}
 
-- (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;
+- (id) init;
+- (void) setSection:(Section *)section;
 
-- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate;
+- (void) _setSelected:(float)fraction;
+- (void) setSelected:(BOOL)selected;
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
+- (void) _setSelectionFadeFraction:(float)fraction;
 
 @end
 
-@implementation ConfirmationView
+@implementation SectionCell
 
 - (void) dealloc {
-    [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [table_ release];
-    [fields_ release];
-    if (essential_ != nil)
-        [essential_ release];
+    [name_ release];
+    [count_ release];
     [super dealloc];
 }
 
-- (void) cancel {
-    [transition_ transition:7 toView:nil];
-    [delegate_ cancel];
-}
+- (id) init {
+    if ((self = [super init]) != nil) {
+        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 22);
+        GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 12);
 
-- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
-    if (from != nil && to == nil)
-        [self removeFromSuperview];
-}
+        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 9, 250, 25)];
+        [name_ setBackgroundColor:Clear_];
+        [name_ setFont:bold];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-            if (essential_ != nil)
-                [essential_ popupAlertAnimated:YES];
-            else
-                [delegate_ confirm];
-        break;
+        count_ = [[UITextLabel alloc] initWithFrame:CGRectMake(11, 7, 29, 32)];
+        [count_ setCentersHorizontally:YES];
+        [count_ setBackgroundColor:Clear_];
+        [count_ setFont:small];
+        [count_ setColor:White_];
 
-        case 1:
-            [self cancel];
-        break;
-    }
-}
+        UIImageView *folder = [[[UIImageView alloc] initWithFrame:CGRectMake(8, 7, 32, 32)] autorelease];
+        [folder setImage:[UIImage applicationImageNamed:@"folder.png"]];
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [essential_ dismiss];
-    [self cancel];
+        [self addSubview:folder];
+        [self addSubview:name_];
+        [self addSubview:count_];
+
+        [self _setSelected:0];
+
+        CFRelease(small);
+        CFRelease(bold);
+    } return self;
 }
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
-    return 2;
+- (void) setSection:(Section *)section {
+    if (section == nil) {
+        [name_ setText:@"All Packages"];
+        [count_ setText:nil];
+    } else {
+        NSString *name = [section name];
+        [name_ setText:(name == nil ? @"(No Section)" : name)];
+        [count_ setText:[NSString stringWithFormat:@"%d", [section count]]];
+    }
 }
 
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
-    switch (group) {
-        case 0: return @"Statistics";
-        case 1: return @"Modifications";
+- (void) _setSelected:(float)fraction {
+    CGColor black(space_,
+        Interpolate(0.0, 1.0, fraction),
+        Interpolate(0.0, 1.0, fraction),
+        Interpolate(0.0, 1.0, fraction),
+    1.0);
 
-        default: _assert(false);
-    }
+    [name_ setColor:black];
 }
 
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
-    switch (group) {
-        case 0: return 3;
-        case 1: return [fields_ count];
+- (void) setSelected:(BOOL)selected {
+    [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected];
+}
 
-        default: _assert(false);
-    }
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
+    if (!fade)
+        [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected withFade:fade];
 }
 
-- (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) _setSelectionFadeFraction:(float)fraction {
+    [self _setSelected:fraction];
+    [super _setSelectionFadeFraction:fraction];
 }
 
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
-    UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
-    [cell setShowSelection:NO];
+@end
+/* }}} */
 
-    switch (group) {
-        case 0: switch (row) {
-            case 0: {
-                [cell setTitle:@"Downloading"];
-                [cell setValue:SizeString([database_ fetcher].FetchNeeded())];
-            } break;
+/* File Table {{{ */
+@interface FileTable : RVPage {
+    _transient Database *database_;
+    Package *package_;
+    NSString *name_;
+    NSMutableArray *files_;
+    UITable *list_;
+}
 
-            case 1: {
-                [cell setTitle:@"Resuming At"];
-                [cell setValue:SizeString([database_ fetcher].PartialPresent())];
-            } break;
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) setPackage:(Package *)package;
 
-            case 2: {
-                double size([database_ cache]->UsrSize());
+@end
 
-                if (size < 0) {
-                    [cell setTitle:@"Disk Freeing"];
-                    [cell setValue:SizeString(-size)];
-                } else {
-                    [cell setTitle:@"Disk Using"];
-                    [cell setValue:SizeString(size)];
-                }
-            } break;
+@implementation FileTable
 
-            default: _assert(false);
-        } break;
+- (void) dealloc {
+    if (package_ != nil)
+        [package_ release];
+    if (name_ != nil)
+        [name_ release];
+    [files_ release];
+    [list_ release];
+    [super dealloc];
+}
 
-        case 1:
-            _assert(size_t(row) < [fields_ count]);
-            [cell setTitle:[[fields_ allKeys] objectAtIndex:row]];
-            [cell addSubview:[[fields_ allValues] objectAtIndex:row]];
-        break;
+- (int) numberOfRowsInTable:(UITable *)table {
+    return files_ == nil ? 0 : [files_ count];
+}
 
-        default: _assert(false);
+- (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;
+}
 
-    return cell;
+- (BOOL) table:(UITable *)table canSelectRow:(int)row {
+    return NO;
 }
 
-- (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;
-
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
 
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+        files_ = [[NSMutableArray arrayWithCapacity:32] retain];
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [overlay_ bounds];
+        list_ = [[UITable alloc] initWithFrame:[self bounds]];
+        [self addSubview:list_];
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Confirm"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navbar_ showButtonsWithLeftTitle:@"Cancel" rightTitle:@"Confirm"];
+        [list_ setDataSource:self];
+        [list_ setSeparatorStyle:1];
+        [list_ addTableColumn:column];
+        [list_ setDelegate:self];
+        [list_ setReusesTableCells:YES];
+    } return self;
+}
 
-        fields_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
+- (void) setPackage:(Package *)package {
+    if (package_ != nil) {
+        [package_ autorelease];
+        package_ = nil;
+    }
 
-        NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
-        NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
-        NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
 
-        bool essential(false);
+    [files_ removeAllObjects];
 
-        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;
-            }
-        }
+    if (package != nil) {
+        package_ = [package retain];
+        name_ = [[package id] retain];
 
-        if (!essential)
-            essential_ = nil;
-        else {
-            essential_ = [[UIAlertSheet alloc]
-                initWithTitle:@"Unable to Comply"
-                buttons:[NSArray arrayWithObjects:@"Okay", nil]
-                defaultButtonIndex:0
-                delegate:self
-                context:self
-            ];
+        NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", name_];
 
-            [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."];
+        {
+            std::ifstream fin([path UTF8String]);
+            std::string line;
+            while (std::getline(fin, line))
+                [files_ addObject:[NSString stringWithUTF8String:line.c_str()]];
         }
 
-        AddTextView(fields_, installing, @"Installing");
-        AddTextView(fields_, upgrading, @"Upgrading");
-        AddTextView(fields_, removing, @"Removing");
-
-        table_ = [[UIPreferencesTable alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        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]]
+                ]];
+            }
+        }
+    }
 
-        [table_ setReusesTableCells:YES];
-        [table_ setDataSource:self];
-        [table_ reloadData];
+    [list_ reloadData];
+}
 
-        [overlay_ addSubview:navbar_];
-        [overlay_ addSubview:table_];
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
 
-        [view addSubview:self];
+- (void) reloadData {
+    [self setPackage:[database_ packageWithName:name_]];
+    [self reloadButtons];
+}
 
-        [transition_ setDelegate:self];
+- (NSString *) title {
+    return @"Installed Files";
+}
 
-        UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
-        [transition_ transition:0 toView:blank];
-        [transition_ transition:3 toView:overlay_];
-    } return self;
+- (NSString *) backButtonTitle {
+    return @"Files";
 }
 
 @end
 /* }}} */
 /* Package View {{{ */
-@interface PackageView : UIView {
+@protocol PackageViewDelegate
+- (void) performPackage:(Package *)package;
+@end
+
+@interface PackageView : RVPage {
+    _transient Database *database_;
     UIPreferencesTable *table_;
     Package *package_;
-    Database *database_;
-    NSMutableArray *cells_;
-    id delegate_;
+    NSString *name_;
+    UITextView *description_;
+    NSMutableArray *buttons_;
 }
 
-- (void) dealloc;
-
-- (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;
-
-- (BOOL) canSelectRow:(int)row;
-- (void) tableRowSelected:(NSNotification *)notification;
-
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database;
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
 - (void) setPackage:(Package *)package;
-- (void) setDelegate:(id)delegate;
-@end
-
-@implementation PackageView
-
-- (void) dealloc {
-    if (package_ != nil)
-        [package_ release];
-    [table_ release];
-    [database_ release];
-    [cells_ release];
-    [super dealloc];
-}
-
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
-    return 2;
-}
-
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
-    switch (group) {
-        case 0: return @"Specifics";
-        case 1: return @"Description";
-
-        default: _assert(false);
-    }
-}
 
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
-    switch (group) {
-        case 0: return 6;
-        case 1: return 1;
-
-        default: _assert(false);
-    }
-}
-
-- (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;
-
-            case 1: {
-                cell = [cells_ objectAtIndex:1];
-                [cell setTitle:@"Installed"];
-                NSString *installed([package_ installed]);
-                [cell setValue:(installed == nil ? @"n/a" : installed)];
-            } break;
+@end
 
-            case 2:
-                cell = [cells_ objectAtIndex:2];
-                [cell setTitle:@"Latest"];
-                [cell setValue:[package_ latest]];
-            break;
+@implementation PackageView
 
-            case 3:
-                cell = [cells_ objectAtIndex:3];
-                [cell setTitle:@"Section"];
-                [cell setValue:[package_ section]];
-            break;
+- (void) dealloc {
+    [table_ setDataSource:nil];
+    [table_ setDelegate:nil];
 
-            case 4:
-                cell = [cells_ objectAtIndex:4];
-                [cell setTitle:@"Size"];
-                [cell setValue:SizeString([package_ size])];
-            break;
+    if (package_ != nil)
+        [package_ release];
+    if (name_ != nil)
+        [name_ release];
+    if (description_ != nil)
+        [description_ release];
+    [table_ release];
+    [buttons_ release];
+    [super dealloc];
+}
 
-            case 5:
-                cell = [cells_ objectAtIndex:5];
-                [cell setTitle:@"Maintainer"];
-                [cell setValue:[[package_ maintainer] name]];
-                [cell setShowDisclosure:YES];
-                [cell setShowSelection:YES];
-            break;
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+    int number = 2;
+    if ([package_ installed] != nil)
+        ++number;
+    if ([package_ source] != nil)
+        ++number;
+    return number;
+}
 
-            default: _assert(false);
-        } break;
+- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
+    if (group-- == 0)
+        return nil;
+    else if ([package_ installed] != nil && group-- == 0)
+        return @"Installed Package";
+    else if (group-- == 0)
+        return @"Package Details";
+    else if ([package_ source] != nil && group-- == 0)
+        return @"Source Information";
+    else _assert(false);
+}
 
-        case 1: switch (row) {
-            case 0:
-                cell = [cells_ objectAtIndex:6];
-                [cell setTitle:nil];
-                [cell setValue:[package_ tagline]];
-            break;
+- (float) preferencesTable:(UIPreferencesTable *)table heightForRow:(int)row inGroup:(int)group withProposedHeight:(float)proposed {
+    if (description_ == nil || group != 0 || row != 1)
+        return proposed;
+    else
+        return [description_ visibleTextRect].size.height + TextViewOffset_;
+}
 
-            case 1:
-                cell = [cells_ objectAtIndex:7];
-                [cell setTitle:@"Description"];
-                [cell setValue:[package_ description]];
-            break;
-        } break;
+- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
+    if (group-- == 0) {
+        int number = 1;
+        if ([package_ author] != nil)
+            ++number;
+        if (description_ != nil)
+            ++number;
+        if ([package_ website] != nil)
+            ++number;
+        return number;
+    } else if ([package_ installed] != nil && group-- == 0)
+        return 2;
+    else if (group-- == 0) {
+        int number = 2;
+        if ([package_ size] != 0)
+            ++number;
+        if ([package_ maintainer] != nil)
+            ++number;
+        if ([package_ sponsor] != nil)
+            ++number;
+        if ([package_ relationships] != nil)
+            ++number;
+        if ([[package_ source] trusted])
+            ++number;
+        return number;
+    } else if ([package_ source] != nil && group-- == 0) {
+        Source *source = [package_ source];
+        NSString *description = [source description];
+        int number = 1;
+        if (description != nil && ![description isEqualToString:[source label]])
+            ++number;
+        if ([source origin] != nil)
+            ++number;
+        return number;
+    } else _assert(false);
+}
 
-        default: _assert(false);
-    }
+- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
+    UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
+    [cell setShowSelection:NO];
+
+    if (group-- == 0) {
+        if (false) {
+        } else if (row-- == 0) {
+            [cell setTitle:[package_ name]];
+            [cell setValue:[package_ latest]];
+        } else if ([package_ author] != nil && row-- == 0) {
+            [cell setTitle:@"Author"];
+            [cell setValue:[[package_ author] name]];
+            [cell setShowDisclosure:YES];
+            [cell setShowSelection:YES];
+        } else if (description_ != nil && row-- == 0) {
+            [cell addSubview:description_];
+        } else if ([package_ website] != nil && row-- == 0) {
+            [cell setTitle:@"More Information"];
+            [cell setShowDisclosure:YES];
+            [cell setShowSelection:YES];
+        } else _assert(false);
+    } else if ([package_ installed] != nil && group-- == 0) {
+        if (false) {
+        } else if (row-- == 0) {
+            [cell setTitle:@"Version"];
+            NSString *installed([package_ installed]);
+            [cell setValue:(installed == nil ? @"n/a" : installed)];
+        } else if (row-- == 0) {
+            [cell setTitle:@"Filesystem Content"];
+            [cell setShowDisclosure:YES];
+            [cell setShowSelection:YES];
+        } else _assert(false);
+    } else if (group-- == 0) {
+        if (false) {
+        } else if (row-- == 0) {
+            [cell setTitle:@"Identifier"];
+            [cell setValue:[package_ id]];
+        } else if (row-- == 0) {
+            [cell setTitle:@"Section"];
+            NSString *section([package_ section]);
+            [cell setValue:(section == nil ? @"n/a" : section)];
+        } else if ([package_ size] != 0 && row-- == 0) {
+            [cell setTitle:@"Expanded Size"];
+            [cell setValue:SizeString([package_ size])];
+        } else if ([package_ maintainer] != nil && row-- == 0) {
+            [cell setTitle:@"Maintainer"];
+            [cell setValue:[[package_ maintainer] name]];
+            [cell setShowDisclosure:YES];
+            [cell setShowSelection:YES];
+        } else if ([package_ sponsor] != nil && row-- == 0) {
+            [cell setTitle:@"Sponsor"];
+            [cell setValue:[[package_ sponsor] name]];
+            [cell setShowDisclosure:YES];
+            [cell setShowSelection:YES];
+        } else if ([package_ relationships] != nil && row-- == 0) {
+            [cell setTitle:@"Package Relationships"];
+            [cell setShowDisclosure:YES];
+            [cell setShowSelection:YES];
+        } else if ([[package_ source] trusted] && row-- == 0) {
+            [cell setIcon:[UIImage applicationImageNamed:@"trusted.png"]];
+            [cell setValue:@"This package has been signed."];
+        } else _assert(false);
+    } else if ([package_ source] != nil && group-- == 0) {
+        Source *source = [package_ source];
+        NSString *description = [source description];
+
+        if (false) {
+        } else if (row-- == 0) {
+            NSString *label = [source label];
+            if (label == nil)
+                label = [source uri];
+            [cell setTitle:label];
+            [cell setValue:[source version]];
+        } else if (description != nil && ![description isEqualToString:[source label]] && row-- == 0) {
+            [cell setValue:description];
+        } else if ([source origin] != nil && row-- == 0) {
+            [cell setTitle:@"Origin"];
+            [cell setValue:[source origin]];
+        } else _assert(false);
+    } else _assert(false);
 
     return cell;
 }
@@ -907,19 +3108,126 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
 }
 
 - (void) tableRowSelected:(NSNotification *)notification {
-    switch ([table_ selectedRow]) {
-        case 5:
+    int row = [table_ selectedRow];
+    if (row == INT_MAX)
+        return;
+
+    #define _else else goto _label; return; } _label:
+
+    if (true) {
+        if (row-- == 0) {
+        } else if (row-- == 0) {
+        } else if ([package_ author] != nil && row-- == 0) {
+            [delegate_ openURL:[NSURL URLWithString:[NSString stringWithFormat:@"mailto:%@?subject=%@",
+                [[package_ author] email],
+                [[NSString stringWithFormat:@"regarding apt package \"%@\"",
+                    [package_ name]
+                ] stringByAddingPercentEscapes]
+            ]]];
+        } else if (description_ != nil && row-- == 0) {
+        } else if ([package_ website] != nil && row-- == 0) {
+            NSURL *url = [NSURL URLWithString:[package_ website]];
+            BrowserView *browser = [[[BrowserView alloc] initWithBook:book_ database:database_] autorelease];
+            [browser setDelegate:delegate_];
+            [book_ pushPage:browser];
+            [browser loadURL:url];
+    } _else if ([package_ installed] != nil) {
+        if (row-- == 0) {
+        } else if (row-- == 0) {
+        } else if (row-- == 0) {
+            FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
+            [files setDelegate:delegate_];
+            [files setPackage:package_];
+            [book_ pushPage:files];
+    } _else if (true) {
+        if (row-- == 0) {
+        } else if (row-- == 0) {
+        } else if (row-- == 0) {
+        } else if ([package_ size] != 0 && row-- == 0) {
+        } else if ([package_ maintainer] != nil && row-- == 0) {
             [delegate_ openURL:[NSURL URLWithString:[NSString stringWithFormat:@"mailto:%@?subject=%@",
                 [[package_ maintainer] email],
-                [[NSString stringWithFormat:@"regarding apt package \"%@\"", [package_ name]] stringByAddingPercentEscapes]
+                [[NSString stringWithFormat:@"regarding apt package \"%@\"",
+                    [package_ name]
+                ] stringByAddingPercentEscapes]
             ]]];
-        break;
+        } else if ([package_ sponsor] != nil && row-- == 0) {
+            NSURL *url = [NSURL URLWithString:[[package_ sponsor] email]];
+            BrowserView *browser = [[[BrowserView alloc] initWithBook:book_ database:database_] autorelease];
+            [browser setDelegate:delegate_];
+            [book_ pushPage:browser];
+            [browser loadURL:url];
+        } else if ([package_ relationships] != nil && row-- == 0) {
+        } else if ([[package_ source] trusted] && row-- == 0) {
+    } _else if ([package_ source] != nil) {
+        Source *source = [package_ source];
+        NSString *description = [source description];
+
+        if (row-- == 0) {
+        } else if (row-- == 0) {
+        } else if (description != nil && ![description isEqualToString:[source label]] && row-- == 0) {
+        } else if ([source origin] != nil && row-- == 0) {
+    } _else _assert(false);
+
+    #undef _else
+}
+
+- (void) _clickButtonWithName:(NSString *)name {
+    if ([name isEqualToString:@"Install"])
+        [delegate_ installPackage:package_];
+    else if ([name isEqualToString:@"Reinstall"])
+        [delegate_ installPackage:package_];
+    else if ([name isEqualToString:@"Remove"])
+        [delegate_ removePackage:package_];
+    else if ([name isEqualToString:@"Upgrade"])
+        [delegate_ installPackage:package_];
+    else _assert(false);
+}
+
+- (void) alertSheet:(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];
+}
+
+- (void) _rightButtonClicked {
+    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]];
     }
 }
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
+- (NSString *) rightButtonTitle {
+    int count = [buttons_ count];
+    return count == 0 ? nil : count != 1 ? @"Modify" : [buttons_ objectAtIndex:0];
+}
+
+- (NSString *) title {
+    return @"Details";
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
         [self addSubview:table_];
@@ -927,1280 +3235,1724 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
         [table_ setDataSource:self];
         [table_ setDelegate:self];
 
-        cells_ = [[NSMutableArray arrayWithCapacity:16] retain];
-
-        for (unsigned i = 0; i != 8; ++i) {
-            UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
-            [cell setShowSelection:NO];
-            [cells_ addObject:cell];
-        }
+        buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
     } return self;
 }
 
 - (void) setPackage:(Package *)package {
-    package_ = [package retain];
-    [table_ reloadData];
+    if (package_ != nil) {
+        [package_ autorelease];
+        package_ = nil;
+    }
+
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
+
+    if (description_ != nil) {
+        [description_ release];
+        description_ = nil;
+    }
+
+    [buttons_ removeAllObjects];
+
+    if (package != nil) {
+        package_ = [package retain];
+        name_ = [[package id] retain];
+
+        NSString *description([package description]);
+        if (description == nil)
+            description = [package tagline];
+        if (description != nil) {
+            description_ = [GetTextView(description, 12, true) retain];
+            [description_ setTextColor:Black_];
+        }
+
+        [table_ reloadData];
+
+        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) setDelegate:(id)delegate {
-    delegate_ = delegate;
+- (void) resetViewAnimated:(BOOL)animated {
+    [table_ resetViewAnimated:animated];
+}
+
+- (void) reloadData {
+    [self setPackage:[database_ packageWithName:name_]];
+    [self reloadButtons];
 }
 
 @end
 /* }}} */
-/* Package Cell {{{ */
-@protocol PackageCellDelegate
-- (NSString *) versionWithPackage:(Package *)package;
-@end
-
-@interface PackageCell : UITableCell {
-    UITextLabel *name_;
-    UIRightTextLabel *version_;
-    UITextLabel *description_;
+/* 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;
 
-- (PackageCell *) initWithPackage:(Package *)package delegate:(id)delegate;
+- (void) reloadData;
+- (void) resetCursor;
 
-- (void) _setSelected:(float)fraction;
-- (void) setSelected:(BOOL)selected;
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
-- (void) _setSelectionFadeFraction:(float)fraction;
+- (UISectionList *) list;
+
+- (void) setShouldHideHeaderInShortLists:(BOOL)hide;
 
 @end
 
-@implementation PackageCell
+@implementation PackageTable
 
 - (void) dealloc {
-    [name_ release];
-    [version_ release];
-    [description_ release];
+    [list_ setDataSource:nil];
+
+    [title_ release];
+    if (object_ != nil)
+        [object_ release];
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
     [super dealloc];
 }
 
-- (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);
+- (int) numberOfSectionsInSectionList:(UISectionList *)list {
+    return [sections_ count];
+}
 
-        CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-        float clear[] = {0, 0, 0, 0};
+- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
+    return [[sections_ objectAtIndex:section] name];
+}
 
-        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 7, 250, 25)];
-        [name_ setText:[package name]];
-        [name_ setBackgroundColor:CGColorCreate(space, clear)];
-        [name_ setFont:bold];
+- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
+    return [[sections_ objectAtIndex:section] row];
+}
 
-        version_ = [[UIRightTextLabel alloc] initWithFrame:CGRectMake(290, 7, 70, 25)];
-        [version_ setText:[delegate versionWithPackage:package]];
-        [version_ setBackgroundColor:CGColorCreate(space, clear)];
-        [version_ setFont:large];
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [packages_ count];
+}
 
-        description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(13, 35, 315, 20)];
-        [description_ setText:[package tagline]];
-        [description_ setBackgroundColor:CGColorCreate(space, clear)];
-        [description_ setFont:small];
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
+}
 
-        [self addSubview:name_];
-        [self addSubview:version_];
-        [self addSubview:description_];
+- (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;
+}
 
-        CFRelease(small);
-        CFRelease(large);
-        CFRelease(bold);
-    } return self;
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return NO;
 }
 
-- (void) _setSelected:(float)fraction {
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
+- (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];
 
-    float black[] = {
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-    1.0};
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
+        [list_ setDataSource:self];
 
-    float blue[] = {
-        interpolate(0.2, 1.0, fraction),
-        interpolate(0.2, 1.0, fraction),
-        interpolate(1.0, 1.0, fraction),
-    1.0};
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-    float gray[] = {
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-    1.0};
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+        [table setReusesTableCells:YES];
 
-    [name_ setColor:CGColorCreate(space, black)];
-    [version_ setColor:CGColorCreate(space, blue)];
-    [description_ setColor:CGColorCreate(space, gray)];
+        [self addSubview:list_];
+        [self reloadData];
+    } return self;
 }
 
-- (void) setSelected:(BOOL)selected {
-    [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected];
+- (void) setDelegate:(id)delegate {
+    delegate_ = delegate;
 }
 
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
-    if (!fade)
-        [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected withFade:fade];
+- (void) setObject:(id)object {
+    if (object_ != nil)
+        [object_ release];
+    if (object == nil)
+        object_ = nil;
+    else
+        object_ = [object retain];
 }
 
-- (void) _setSelectionFadeFraction:(float)fraction {
-    [self _setSelected:fraction];
-    [super _setSelectionFadeFraction:fraction];
+- (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];
 }
 
-@end
-/* }}} */
-/* Sources View {{{ */
-@interface SourcesView : ResetView {
-    UISectionList *list_;
-    Database *database_;
-    id delegate_;
-    NSMutableArray *sources_;
+- (NSString *) title {
+    return title_;
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) dealloc;
-- (id) initWithFrame:(CGRect)frame database:(Database *)database;
-- (void) setDelegate:(id)delegate;
-- (void) reloadData;
-- (NSString *) leftTitle;
-- (NSString *) rightTitle;
-@end
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
 
-@implementation SourcesView
+- (void) resetCursor {
+    [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
+}
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-        break;
+- (UISectionList *) list {
+    return list_;
+}
 
-        case 1:
-            [delegate_ update];
-        break;
-    }
+- (void) setShouldHideHeaderInShortLists:(BOOL)hide {
+    [list_ setShouldHideHeaderInShortLists:hide];
 }
 
+@end
+/* }}} */
+
+/* Browser Implementation {{{ */
+@implementation BrowserView
+
 - (void) dealloc {
-    if (sources_ != nil)
-        [sources_ release];
-    [list_ release];
+    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];
 }
 
-- (id) initWithFrame:(CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = database;
-        sources_ = nil;
-
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [self bounds];
-
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+- (void) loadURL:(NSURL *)url cachePolicy:(NSURLRequestCachePolicy)policy {
+    NSMutableURLRequest *request = [NSMutableURLRequest
+        requestWithURL:url
+        cachePolicy:policy
+        timeoutInterval:30.0
+    ];
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+    [request addValue:[NSString stringWithUTF8String:Firmware_] forHTTPHeaderField:@"X-Firmware"];
+    [request addValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
+    [request addValue:[NSString stringWithUTF8String:SerialNumber_] forHTTPHeaderField:@"X-Serial-Number"];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Sources"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+    [self loadRequest:request];
+}
 
-        list_ = [[UISectionList alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
 
-        [list_ setDataSource:self];
-        //[list_ setShouldHideHeaderInShortLists:NO];
-    } return self;
+- (void) loadURL:(NSURL *)url {
+    [self loadURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy];
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
+// XXX: this needs to add the headers
+- (NSURLRequest *) _addHeadersToRequest:(NSURLRequest *)request {
+    return request;
 }
 
-- (void) reloadData {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+- (void) loadRequest:(NSURLRequest *)request {
+    [webview_ loadRequest:request];
+}
 
-    sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
+- (void) reloadURL {
+    NSURL *url = [[[urls_ lastObject] retain] autorelease];
+    [urls_ removeLastObject];
+    [self loadURL:url cachePolicy:NSURLRequestReloadIgnoringCacheData];
+}
 
-    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");
+- (WebView *) webView {
+    return [webview_ webView];
+}
 
-        debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
-        if (dindex == NULL)
-            continue;
-
-        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;
-        }
-    }
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame {
+    [scroller_ setContentSize:frame.size];
+}
 
-    [self resetView];
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame oldFrame:(CGRect)old {
+    [self view:sender didSetFrame:frame];
 }
 
-- (NSString *) leftTitle {
-    return @"Refresh All";
+- (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)dataSource {
+    return [self _addHeadersToRequest:request];
 }
 
-- (NSString *) rightTitle {
-    return @"Edit";
+- (WebView *) webView:(WebView *)sender createWebViewWithRequest:(NSURLRequest *)request {
+    if ([[[request URL] scheme] isEqualToString:@"apptapp"])
+        return nil;
+    [self setBackButtonTitle:title_];
+    BrowserView *browser = [[[BrowserView alloc] initWithBook:book_ database:database_] autorelease];
+    [browser setDelegate:delegate_];
+    [book_ pushPage:browser];
+    [browser loadRequest:[self _addHeadersToRequest:request]];
+    return [browser webView];
 }
 
-@end
-/* }}} */
+- (void) webView:(WebView *)sender willClickElement:(id)element {
+    if (![element respondsToSelector:@selector(href)])
+        return;
+    NSString *href = [element href];
+    if (href == nil)
+        return;
+    if ([href hasPrefix:@"apptapp://package/"]) {
+        NSString *name = [href substringFromIndex:18];
+        Package *package = [database_ packageWithName:name];
+        if (package == nil) {
+            UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+                initWithTitle:@"Cannot Locate Package"
+                buttons:[NSArray arrayWithObjects:@"Close", nil]
+                defaultButtonIndex:0
+                delegate:self
+                context:@"missing"
+            ] autorelease];
 
-@implementation Database
+            [sheet setBodyText:[NSString stringWithFormat:
+                @"The package %@ cannot be found in your current sources. I might recommend installing more sources."
+            , name]];
 
-- (void) _readStatus:(NSNumber *)fd {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+            [sheet popupAlertAnimated:YES];
+        } else {
+            [self setBackButtonTitle:title_];
+            PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
+            [view setDelegate:delegate_];
+            [view setPackage:package];
+            [book_ pushPage:view];
+        }
+    }
+}
 
-    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
-    std::istream is(&ib);
-    std::string line;
+- (void) webView:(WebView *)sender didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
+    title_ = [title retain];
+    [self setTitle:title];
+}
 
-    const char *error;
-    int offset;
-    pcre *code = pcre_compile("^([^:]*):([^:]*):([^:]*):(.*)$", 0, &error, &offset, NULL);
+- (void) webView:(WebView *)sender didStartProvisionalLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
 
-    pcre_extra *study = NULL;
-    int capture;
-    pcre_fullinfo(code, study, PCRE_INFO_CAPTURECOUNT, &capture);
-    int matches[(capture + 1) * 3];
+    reloading_ = false;
+    loading_ = true;
+    [indicator_ startAnimation];
+    [self reloadButtons];
 
-    while (std::getline(is, line)) {
-        const char *data(line.c_str());
+    if (title_ != nil) {
+        [title_ release];
+        title_ = nil;
+    }
 
-        _assert(pcre_exec(code, study, data, line.size(), 0, 0, matches, sizeof(matches) / sizeof(matches[0])) >= 0);
+    [self setTitle:@"Loading..."];
 
-        std::istringstream buffer(line.substr(matches[6], matches[7] - matches[6]));
-        float percent;
-        buffer >> percent;
-        [delegate_ setPercent:(percent / 100)];
+    WebView *webview = [webview_ webView];
+    NSString *href = [webview mainFrameURL];
+    [urls_ addObject:[NSURL URLWithString:href]];
 
-        NSString *string = [NSString stringWithCString:(data + matches[8]) length:(matches[9] - matches[8])];
-        std::string type(line.substr(matches[2], matches[3] - matches[2]));
+    CGRect webrect = [scroller_ frame];
+    webrect.size.height = 0;
+    [webview_ setFrame:webrect];
+}
 
-        if (type == "pmerror")
-            [delegate_ setError:string];
-        else if (type == "pmstatus")
-            [delegate_ setTitle:string];
-        else if (type == "pmconffile")
-            ;
-        else _assert(false);
+- (void) _finishLoading {
+    if (!reloading_) {
+        loading_ = false;
+        [indicator_ stopAnimation];
+        [self reloadButtons];
     }
+}
 
-    [pool release];
+- (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
+    [self _finishLoading];
 }
 
-- (void) _readOutput:(NSNumber *)fd {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+- (void) webView:(WebView *)sender didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
+    [self setTitle:[error localizedDescription]];
+    [self _finishLoading];
+}
 
-    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
-    std::istream is(&ib);
-    std::string line;
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
+        loading_ = false;
 
-    while (std::getline(is, line))
-        [delegate_ addOutput:[NSString stringWithCString:line.c_str()]];
+        struct CGRect bounds = [self bounds];
 
-    [pool release];
-}
+        UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:bounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];
 
-- (Package *) packageWithName:(NSString *)name {
-    pkgCache::PkgIterator iterator(cache_->FindPkg([name cString]));
-    return iterator.end() ? nil : [Package packageWithIterator:iterator database:self];
-}
+        scroller_ = [[UIScroller alloc] initWithFrame:bounds];
+        [self addSubview:scroller_];
 
-- (Database *) init {
-    if ((self = [super init]) != nil) {
-        records_ = NULL;
-        resolver_ = NULL;
-        fetcher_ = NULL;
-        lock_ = NULL;
+        [scroller_ setScrollingEnabled:YES];
+        [scroller_ setAdjustForContentSizeChange:YES];
+        [scroller_ setClipsSubviews:YES];
+        [scroller_ setAllowsRubberBanding:YES];
+        [scroller_ setScrollDecelerationFactor:0.99];
+        [scroller_ setDelegate:self];
 
-        int fds[2];
+        CGRect webrect = [scroller_ bounds];
+        webrect.size.height = 0;
 
-        _assert(pipe(fds) != -1);
-        statusfd_ = fds[1];
+        webview_ = [[UIWebView alloc] initWithFrame:webrect];
+        [scroller_ addSubview:webview_];
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readStatus:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
-        ];
+        [webview_ setTilingEnabled:YES];
+        [webview_ setTileSize:CGSizeMake(webrect.size.width, 500)];
+        [webview_ setAutoresizes:YES];
+        [webview_ setDelegate:self];
+        //[webview_ setEnabledGestures:2];
 
-        _assert(pipe(fds) != -1);
-        _assert(dup2(fds[1], 1) != -1);
-        _assert(close(fds[1]) != -1);
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:kUIProgressIndicatorStyleMediumWhite];
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectMake(281, 42, indsize.width, indsize.height)];
+        [indicator_ setStyle:kUIProgressIndicatorStyleMediumWhite];
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readOutput:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
+        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;
 }
 
-- (pkgCacheFile &) cache {
-    return cache_;
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
 }
 
-- (pkgRecords *) records {
-    return records_;
+- (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/"
+    ];
+
+    [sheet popupAlertAnimated:YES];
 }
 
-- (pkgProblemResolver *) resolver {
-    return resolver_;
+- (void) _rightButtonClicked {
+    reloading_ = true;
+    [self reloadURL];
 }
 
-- (pkgAcquire &) fetcher {
-    return *fetcher_;
+- (NSString *) leftButtonTitle {
+    return @"About";
 }
 
-- (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;
+- (NSString *) rightButtonTitle {
+    return loading_ ? @"" : @"Reload";
 }
 
-- (void) prepare {
-    pkgRecords records(cache_);
+- (NSString *) title {
+    return nil;
+}
 
-    lock_ = new FileFd();
-    lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
-    _assert(!_error->PendingError());
+- (NSString *) backButtonTitle {
+    return @"Browser";
+}
 
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+- (void) setPageActive:(BOOL)active {
+    if (active)
+        [book_ addSubview:indicator_];
+    else
+        [indicator_ removeFromSuperview];
+}
 
-    manager_ = (_system->CreatePM(cache_));
-    _assert(manager_->GetArchives(fetcher_, &list, &records));
-    _assert(!_error->PendingError());
+- (void) resetViewAnimated:(BOOL)animated {
 }
 
-- (void) perform {
-    if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue)
-        return;
+@end
+/* }}} */
 
-    _system->UnLock();
-    pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
+@interface CYBook : RVBook <
+    ProgressDelegate
+> {
+    _transient Database *database_;
+    UIView *overlay_;
+    UIProgressIndicator *indicator_;
+    UITextLabel *prompt_;
+    UIProgressBar *progress_;
+    bool updating_;
+}
 
-    if (result == pkgPackageManager::Failed)
-        return;
-    if (_error->PendingError())
-        return;
-    if (result != pkgPackageManager::Completed)
-        return;
+- (id) initWithFrame:(CGRect)frame database:(Database *)database;
+- (void) update;
+- (BOOL) updating;
+
+@end
+
+/* Install View {{{ */
+@interface InstallView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UITable *list_;
+    UIView *accessory_;
 }
 
-- (void) update {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
-    FileFd lock;
-    lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
-    _assert(!_error->PendingError());
+@end
 
-    pkgAcquire fetcher(&status_);
-    _assert(list.GetIndexes(&fetcher));
-    _assert(fetcher.Run(PulseInterval_) != pkgAcquire::Failed);
+@implementation InstallView
 
-    bool failed = false;
-    for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
-        if ((*item)->Status != pkgAcquire::Item::StatDone) {
-            (*item)->Finished();
-            failed = true;
-        }
+- (void) dealloc {
+    [list_ setDataSource:nil];
+    [list_ setDelegate:nil];
 
-    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/"));
-    }
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
+    [accessory_ release];
+    [super dealloc];
 }
 
-- (void) upgrade {
-    _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
-    _assert(pkgApplyStatus(cache_));
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [sections_ count] + 1;
+}
 
-    if (cache_->BrokenCount() != 0) {
-        _assert(pkgFixBroken(cache_));
-        _assert(cache_->BrokenCount() == 0);
-        _assert(pkgMinimizeUpgrade(cache_));
-    }
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return 45;
+}
 
-    _assert(pkgDistUpgrade(cache_));
+- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
+    if (reusing == nil)
+        reusing = [[[SectionCell alloc] init] autorelease];
+    [(SectionCell *)reusing setSection:(row == 0 ? nil : [sections_ objectAtIndex:(row - 1)])];
+    return reusing;
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    status_.setDelegate(delegate);
-    progress_.setDelegate(delegate);
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return YES;
 }
 
-@end
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
 
-/* Progress Data {{{ */
-@interface ProgressData : NSObject {
-    SEL selector_;
-    id target_;
-    id object_;
+    Section *section;
+    NSString *name;
+    NSString *title;
+
+    if (row == 0) {
+        section = nil;
+        name = nil;
+        title = @"All Packages";
+    } else {
+        section = [sections_ objectAtIndex:(row - 1)];
+        name = [section name];
+
+        if (name != nil)
+            title = name;
+        else {
+            name = @"";
+            title = @"(No Section)";
+        }
+    }
+
+    PackageTable *table = [[[PackageTable alloc]
+        initWithBook:book_
+        database:database_
+        title:title
+        filter:@selector(isUninstalledInSection:)
+        with:name
+    ] autorelease];
+
+    [table setDelegate:delegate_];
+
+    [book_ pushPage:table];
 }
 
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
-- (SEL) selector;
-- (id) target;
-- (id) object;
-@end
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
-@implementation ProgressData
+        list_ = [[UITable alloc] initWithFrame:[self bounds]];
+        [self addSubview:list_];
 
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
-    if ((self = [super init]) != nil) {
-        selector_ = selector;
-        target_ = target;
-        object_ = object;
+        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];
+
+        [self reloadData];
     } return self;
 }
 
-- (SEL) selector {
-    return selector_;
-}
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
 
-- (id) target {
-    return target_;
-}
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
 
-- (id) object {
-    return object_;
-}
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        if ([package valid] && [package installed] == nil)
+            [packages_ addObject:package];
+    }
 
-@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_;
-}
+    [packages_ sortUsingSelector:@selector(compareBySection:)];
 
-- (void) dealloc;
+    Section *section = nil;
+    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
+        NSString *name = [package section];
 
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate;
-- (void) setContentView:(UIView *)view;
-- (void) resetView;
+        if (section == nil || name != nil && ![[section name] isEqualToString:name]) {
+            section = [[[Section alloc] initWithName:name row:offset] autorelease];
+            [sections_ addObject:section];
+        }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
+        [section addToCount];
+    }
 
-- (void) _retachThread;
-- (void) _detachNewThreadData:(ProgressData *)data;
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object;
+    [list_ reloadData];
+}
 
-- (void) setError:(NSString *)error;
-- (void) _setError:(NSString *)error;
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
 
-- (void) setTitle:(NSString *)title;
-- (void) _setTitle:(NSString *)title;
+- (NSString *) title {
+    return @"Install";
+}
 
-- (void) setPercent:(float)percent;
-- (void) _setPercent:(NSNumber *)percent;
+- (NSString *) backButtonTitle {
+    return @"Sections";
+}
 
-- (void) addOutput:(NSString *)output;
-- (void) _addOutput:(NSString *)output;
+- (UIView *) accessoryView {
+    return accessory_;
+}
 
-- (void) setStatusFail;
 @end
+/* }}} */
+/* Changes View {{{ */
+@interface ChangesView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UISectionList *list_;
+    unsigned upgrades_;
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
-@protocol ProgressViewDelegate
-- (void) progressViewIsComplete:(ProgressView *)sender;
 @end
 
-@implementation ProgressView
+@implementation ChangesView
 
 - (void) dealloc {
-    [view_ release];
-    [background_ release];
-    [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [progress_ release];
-    [output_ release];
-    [status_ release];
+    [[list_ table] setDelegate:nil];
+    [list_ setDataSource:nil];
+
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
     [super dealloc];
 }
 
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        delegate_ = delegate;
-        alert_ = nil;
+- (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];
+}
 
-        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};
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
+}
 
-        background_ = [[UIView alloc] initWithFrame:[self bounds]];
-        [background_ setBackgroundColor:CGColorCreate(space, black)];
-        [self addSubview:background_];
+- (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;
+}
 
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return NO;
+}
 
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+- (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];
+}
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
+- (void) _leftButtonClicked {
+    [(CYBook *)book_ update];
+    [self reloadButtons];
+}
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [overlay_ addSubview:navbar_];
+- (void) _rightButtonClicked {
+    [delegate_ distUpgrade];
+}
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Running..."] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
-        CGRect bounds = [overlay_ bounds];
-        CGSize prgsize = [UIProgressBar defaultSize];
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
+        [self addSubview:list_];
 
-        CGRect prgrect = {{
-            (bounds.size.width - prgsize.width) / 2,
-            bounds.size.height - prgsize.height - 20
-        }, prgsize};
+        [list_ setShouldHideHeaderInShortLists:NO];
+        [list_ setDataSource:self];
+        //[list_ setSectionListStyle:1];
 
-        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
-        [overlay_ addSubview:progress_];
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-        status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
-            10,
-            bounds.size.height - prgsize.height - 50,
-            bounds.size.width - 20,
-            24
-        )];
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+        [table setReusesTableCells:YES];
 
-        [status_ setColor:CGColorCreate(space, white)];
-        [status_ setBackgroundColor:CGColorCreate(space, clear)];
+        [self reloadData];
+    } return self;
+}
 
-        [status_ setCentersHorizontally:YES];
-        //[status_ setFont:font];
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
 
-        output_ = [[UITextView alloc] initWithFrame:CGRectMake(
-            10,
-            navrect.size.height + 20,
-            bounds.size.width - 20,
-            bounds.size.height - navsize.height - 62 - navrect.size.height
-        )];
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
 
-        //[output_ setTextFont:@"Courier New"];
-        [output_ setTextSize:12];
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        if ([package installed] == nil && [package valid] || [package upgradableAndEssential:NO])
+            [packages_ addObject:package];
+    }
 
-        [output_ setTextColor:CGColorCreate(space, white)];
-        [output_ setBackgroundColor:CGColorCreate(space, clear)];
+    [packages_ sortUsingSelector:@selector(compareForChanges:)];
 
-        [output_ setMarginTop:0];
-        [output_ setAllowsRubberBanding:YES];
+    Section *upgradable = [[[Section alloc] initWithName:@"Available Upgrades" row:0] autorelease];
+    Section *section = nil;
 
-        [overlay_ addSubview:output_];
-        [overlay_ addSubview:status_];
+    upgrades_ = 0;
+    bool unseens = false;
 
-        [progress_ setStyle:0];
-    } return self;
-}
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 
-- (void) setContentView:(UIView *)view {
-    view_ = view;
-}
+    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
 
-- (void) resetView {
-    [transition_ transition:6 toView:view_];
-}
+        if ([package upgradableAndEssential:YES]) {
+            ++upgrades_;
+            [upgradable addToCount];
+        } else {
+            unseens = true;
+            NSDate *seen = [package seen];
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [alert_ dismiss];
-    [alert_ release];
-    alert_ = nil;
-}
+            NSString *name;
 
-- (void) _retachThread {
-    [delegate_ progressViewIsComplete:self];
-    [self resetView];
-}
+            if (seen == nil)
+                name = [@"n/a ?" retain];
+            else {
+                name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
+            }
 
-- (void) _detachNewThreadData:(ProgressData *)data {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+            if (section == nil || ![[section name] isEqualToString:name]) {
+                section = [[[Section alloc] initWithName:name row:offset] autorelease];
+                [sections_ addObject:section];
+            }
 
-    [[data target] performSelector:[data selector] withObject:[data object]];
-    [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
+            [name release];
+            [section addToCount];
+        }
+    }
 
-    [data release];
-    [pool release];
-}
+    CFRelease(formatter);
 
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object {
-    [status_ setText:nil];
-    [output_ setText:@""];
-    [progress_ setProgress:0];
+    if (unseens) {
+        Section *last = [sections_ lastObject];
+        size_t count = [last count];
+        [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
+        [sections_ removeLastObject];
+    }
 
-    [transition_ transition:6 toView:overlay_];
+    if (upgrades_ != 0)
+        [sections_ insertObject:upgradable atIndex:0];
 
-    [NSThread
-        detachNewThreadSelector:@selector(_detachNewThreadData:)
-        toTarget:self
-        withObject:[[ProgressData alloc]
-            initWithSelector:selector
-            target:target
-            object:object
-        ]
-    ];
+    [list_ reloadData];
+    [self reloadButtons];
 }
 
-- (void) setStatusFail {
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
 }
 
-- (void) setError:(NSString *)error {
-    [self
-        performSelectorOnMainThread:@selector(_setError:)
-        withObject:error
-        waitUntilDone:YES
-    ];
+- (NSString *) leftButtonTitle {
+    return [(CYBook *)book_ updating] ? nil : @"Refresh";
 }
 
-- (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];
+- (NSString *) rightButtonTitle {
+    return upgrades_ == 0 ? nil : [NSString stringWithFormat:@"Upgrade All (%u)", upgrades_];
 }
 
-- (void) setTitle:(NSString *)title {
-    [self
-        performSelectorOnMainThread:@selector(_setTitle:)
-        withObject:title
-        waitUntilDone:YES
-    ];
+- (NSString *) title {
+    return @"Changes";
 }
 
-- (void) _setTitle:(NSString *)title {
-    [status_ setText:[title stringByAppendingString:@"..."]];
+@end
+/* }}} */
+/* Manage View {{{ */
+@interface ManageView : PackageTable {
 }
 
-- (void) setPercent:(float)percent {
-    [self
-        performSelectorOnMainThread:@selector(_setPercent:)
-        withObject:[NSNumber numberWithFloat:percent]
-        waitUntilDone:YES
-    ];
-}
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
 
-- (void) _setPercent:(NSNumber *)percent {
-    [progress_ setProgress:[percent floatValue]];
+@end
+
+@implementation ManageView
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super
+        initWithBook:book
+        database:database
+        title:nil
+        filter:@selector(isInstalledInSection:)
+        with:nil
+    ]) != nil) {
+    } return self;
 }
 
-- (void) addOutput:(NSString *)output {
-    [self
-        performSelectorOnMainThread:@selector(_addOutput:)
-        withObject:output
-        waitUntilDone:YES
-    ];
+- (NSString *) title {
+    return @"Installed Packages";
 }
 
-- (void) _addOutput:(NSString *)output {
-    [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
-    CGSize size = [output_ contentSize];
-    CGRect rect = {{0, size.height}, {size.width, 0}};
-    [output_ scrollRectToVisible:rect animated:YES];
+- (NSString *) backButtonTitle {
+    return @"All Packages";
 }
 
 @end
 /* }}} */
-
-@protocol PackagesViewDelegate
-- (void) perform;
-- (void) update;
-- (void) openURL:(NSString *)url;
+/* Search View {{{ */
+@protocol SearchViewDelegate
+- (void) showKeyboard:(BOOL)show;
 @end
 
-/* PackagesView {{{ */
-@interface PackagesView : ResetView <
-    PackageCellDelegate
-> {
-    Database *database_;
-    NSMutableArray *packages_;
-    NSMutableArray *sections_;
-    id delegate_;
-    UISectionList *list_;
+@interface SearchView : RVPage {
+    UIView *accessory_;
+    UISearchField *field_;
     UITransitionView *transition_;
-    Package *package_;
-    NSString *pkgname_;
-    PackageView *pkgview_;
+    PackageTable *table_;
+    UIPreferencesTable *advanced_;
+    UIView *dimmed_;
+    bool flipped_;
+    bool reload_;
 }
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list;
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section;
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section;
-
-- (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;
-
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database;
-- (void) setDelegate:(id)delegate;
-- (void) deselect;
-- (void) reloadData:(BOOL)reset;
-
-- (NSMutableArray *) packages;
-- (NSString *) title;
-- (void) perform:(Package *)package;
-- (void) addPackage:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
 @end
 
-@implementation PackagesView
+@implementation SearchView
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list {
-    return [sections_ count];
-}
+- (void) dealloc {
+#ifndef __OBJC2__
+    [[field_ textTraits] setEditingDelegate:nil];
+#endif
+    [field_ setDelegate:nil];
 
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
-    return [[sections_ objectAtIndex:section] name];
+    [accessory_ release];
+    [field_ release];
+    [transition_ release];
+    [table_ release];
+    [advanced_ release];
+    [dimmed_ release];
+    [super dealloc];
 }
 
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
-    return [[sections_ objectAtIndex:section] row];
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+    return 1;
 }
 
-- (int) numberOfRowsInTable:(UITable *)table {
-    return [packages_ count];
-}
+- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
+    switch (group) {
+        case 0: return @"Advanced Search (Coming Soon!)";
 
-- (float) table:(UITable *)table heightForRow:(int)row {
-    return 64;
+        default: _assert(false);
+    }
 }
 
-- (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;
-}
+- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
+    switch (group) {
+        case 0: return 0;
 
-- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
-    return YES;
+        default: _assert(false);
+    }
 }
 
-- (void) tableRowSelected:(NSNotification*)notification {
-    int row = [[list_ table] selectedRow];
-    if (row == INT_MAX)
-        return;
+- (void) _showKeyboard:(BOOL)show {
+    CGSize keysize = [UIKeyboard defaultSize];
+    CGRect keydown = [book_ pageBounds];
+    CGRect keyup = keydown;
+    keyup.size.height -= keysize.height - ButtonBarHeight_;
 
-    package_ = [packages_ objectAtIndex:row];
-    pkgname_ = [[package_ name] retain];
+    float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
 
-    UINavigationItem *navitem = [[UINavigationItem alloc] initWithTitle:[package_ name]];
-    [navbar_ pushNavigationItem:navitem];
+    UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
+    [animation setSignificantRectFields:8];
 
-    [navbar_ showButtonsWithLeftTitle:nil rightTitle:[self title]];
+    if (show) {
+        [animation setStartFrame:keydown];
+        [animation setEndFrame:keyup];
+    } else {
+        [animation setStartFrame:keyup];
+        [animation setEndFrame:keydown];
+    }
 
-    [pkgview_ setPackage:package_];
-    [transition_ transition:1 toView:pkgview_];
-}
+    UIAnimator *animator = [UIAnimator sharedAnimator];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    if (button == 0) {
-        [self perform:package_];
+    [animator
+        addAnimations:[NSArray arrayWithObjects:animation, nil]
+        withDuration:(KeyboardTime_ - delay)
+        start:!show
+    ];
 
-        pkgProblemResolver *resolver = [database_ resolver];
+    if (show)
+        [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
 
-        resolver->InstallProtect();
-        if (!resolver->Resolve(true))
-            _error->Discard();
+#ifndef __OBJC2__
+    [delegate_ showKeyboard:show];
+#endif
+}
 
-        [delegate_ perform];
-    }
+- (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
+    [self _showKeyboard:YES];
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    [self deselect];
-    [super navigationBar:navbar poppedItem:item];
+- (void) textFieldDidResignFirstResponder:(UITextField *)field {
+    [self _showKeyboard:NO];
 }
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
+- (void) keyboardInputChanged:(UIFieldEditor *)editor {
+    if (reload_) {
+        NSString *text([field_ text]);
+        [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
+        [self reloadData];
+        reload_ = false;
+    }
+}
 
-        struct CGRect bounds = [self bounds];
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
+- (void) textFieldClearButtonPressed:(UITextField *)field {
+    reload_ = true;
+}
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+- (void) keyboardInputShouldDelete:(id)input {
+    reload_ = true;
+}
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+- (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;
+    }
+}
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:[self title]] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navitem setBackButtonTitle:@"Packages"];
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        CGRect pageBounds = [book_ pageBounds];
 
-        transition_ = [[UITransitionView alloc] initWithFrame:CGRectMake(
-            bounds.origin.x, bounds.origin.y + navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        /*UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:pageBounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];*/
 
+        transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
         [self addSubview:transition_];
 
-        list_ = [[UISectionList alloc] initWithFrame:[transition_ bounds] showSectionIndex:NO];
-        [list_ setDataSource:self];
-        [list_ setShouldHideHeaderInShortLists:NO];
+        advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
 
-        [transition_ transition:0 toView:list_];
+        [advanced_ setReusesTableCells:YES];
+        [advanced_ setDataSource:self];
+        [advanced_ reloadData];
 
-        UITableColumn *column = [[UITableColumn alloc]
-            initWithTitle:@"Name"
-            identifier:@"name"
-            width:frame.size.width
+        dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
+        CGColor dimmed(space_, 0, 0, 0, 0.5);
+        [dimmed_ setBackgroundColor:dimmed];
+
+        table_ = [[PackageTable alloc]
+            initWithBook:book
+            database:database
+            title:nil
+            filter:@selector(isSearchedForBy:)
+            with:nil
         ];
 
-        UITable *table = [list_ table];
-        [table setSeparatorStyle:1];
-        [table addTableColumn:column];
-        [table setDelegate:self];
+        [table_ setShouldHideHeaderInShortLists:NO];
+        [transition_ transition:0 toView:table_];
 
-        pkgview_ = [[PackageView alloc] initWithFrame:[transition_ bounds] database:database_];
-    } return self;
-}
+        CGRect cnfrect = {{
+#ifdef __OBJC2__
+        6 +
+#endif
+        1, 38}, {17, 18}};
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    [pkgview_ setDelegate:delegate];
-}
+        CGRect area;
+        area.origin.x = cnfrect.origin.x + cnfrect.size.width + 14;
+        area.origin.y = 30;
 
-- (void) deselect {
-    [transition_ transition:(resetting_ ? 0 : 2) toView:list_];
-    UITable *table = [list_ table];
-    [table selectRow:-1 byExtendingSelection:NO withFade:(resetting_ ? NO : YES)];
-    package_ = nil;
-}
+        area.size.width =
+#ifdef __OBJC2__
+            8 +
+#endif
+            [self bounds].size.width - area.origin.x - 18;
 
-- (void) reloadData:(BOOL)reset {
-    packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        area.size.height = [UISearchField defaultHeight];
 
-    if (sections_ != nil) {
-        [sections_ release];
-        sections_ = nil;
-    }
+        field_ = [[UISearchField alloc] initWithFrame:area];
 
-    for (pkgCache::PkgIterator iterator = [database_ cache]->PkgBegin(); !iterator.end(); ++iterator)
-        if (Package *package = [Package packageWithIterator:iterator database:database_])
-            [self addPackage:package];
+        GSFontRef font = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 16);
+        [field_ setFont:font];
+        CFRelease(font);
 
-    [packages_ sortUsingSelector:@selector(compareBySectionAndName:)];
-    sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        [field_ setPlaceholder:@"Package Names & Descriptions"];
+        [field_ 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];
+#ifdef __OBJC2__
+        [field_ setPaddingTop:3];
+#else
+        [field_ setPaddingTop:5];
+#endif
 
-        if (section == nil || ![[section name] isEqual:name]) {
-            section = [[Section alloc] initWithName:name row:offset];
-            [sections_ addObject:section];
-        }
+#ifndef __OBJC2__
+        UITextTraits *traits = [field_ textTraits];
+        [traits setEditingDelegate:self];
+        [traits setReturnKeyType:6];
+        [traits setAutoCapsType:0];
+        [traits setAutoCorrectionType:1];
+#endif
 
-        [section addPackage:package];
-    }
+        CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height + 30}};
 
-    [list_ reloadData];
-    if (reset)
-        [self resetView];
-    else if (package_ != nil) {
-        package_ = [database_ packageWithName:pkgname_];
-        [pkgview_ setPackage:package_];
-    }
+        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;
 }
 
-- (NSMutableArray *) packages {
-    return packages_;
+- (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
 }
 
-- (NSString *) title {
-    return nil;
+- (void) configurePushed {
+    [field_ resignFirstResponder];
+    [self flipPage];
+}
+
+- (void) resetViewAnimated:(BOOL)animated {
+    if (flipped_)
+        [self flipPage];
+    [table_ resetViewAnimated:animated];
 }
 
-- (void) perform:(Package *)package {
+- (void) reloadData {
+    if (flipped_)
+        [self flipPage];
+    [table_ setObject:[field_ text]];
+    [table_ reloadData];
+    [table_ resetCursor];
 }
 
-- (void) addPackage:(Package *)package {
-    [packages_ addObject:package];
+- (UIView *) accessoryView {
+    return accessory_;
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
+- (NSString *) title {
     return nil;
 }
 
-@end
-/* }}} */
+- (NSString *) backButtonTitle {
+    return @"Search";
+}
 
-/* InstallView {{{ */
-@interface InstallView : PackagesView {
+- (void) setDelegate:(id)delegate {
+    [table_ setDelegate:delegate];
+    [super setDelegate:delegate];
 }
 
-- (NSString *) title;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
 @end
+/* }}} */
 
-@implementation InstallView
+@implementation CYBook
 
-- (NSString *) title {
-    return @"Install";
+- (void) dealloc {
+    [overlay_ release];
+    [indicator_ release];
+    [prompt_ release];
+    [progress_ release];
+    [super dealloc];
 }
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] == nil)
-        [super addPackage:package];
+- (NSString *) getTitleForPage:(RVPage *)page {
+    return Simplify([super getTitleForPage:page]);
 }
 
-- (void) perform:(Package *)package {
-    [package install];
+- (BOOL) updating {
+    return updating_;
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package latest];
+- (void) update {
+    [navbar_ setPrompt:@""];
+    [navbar_ addSubview:overlay_];
+    [indicator_ startAnimation];
+    [prompt_ setText:@"Updating Database..."];
+    [progress_ setProgress:0];
+
+    updating_ = true;
+
+    [NSThread
+        detachNewThreadSelector:@selector(_update)
+        toTarget:self
+        withObject:nil
+    ];
 }
 
-@end
-/* }}} */
-/* UpgradeView {{{ */
-@interface UpgradeView : PackagesView {
+- (void) _update_ {
+    updating_ = false;
+
+    [overlay_ removeFromSuperview];
+    [indicator_ stopAnimation];
+    [delegate_ reloadData];
+
+    [self setPrompt:[NSString stringWithFormat:@"Last Updated: %@", GetLastUpdate()]];
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
+- (id) initWithFrame:(CGRect)frame database:(Database *)database {
+    if ((self = [super initWithFrame:frame]) != nil) {
+        database_ = database;
 
-- (NSString *) title;
-- (NSString *) leftTitle;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
-@end
+        if (Advanced_)
+            [navbar_ setBarStyle:1];
 
-@implementation UpgradeView
+        CGRect ovrrect = [navbar_ bounds];
+        ovrrect.size.height = ([UINavigationBar defaultSizeWithPrompt].height - [UINavigationBar defaultSize].height);
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    if (button != 1)
-        [super navigationBar:navbar buttonClicked:button];
-    else {
-        [database_ upgrade];
-        [delegate_ perform];
-    }
-}
+        overlay_ = [[UIView alloc] initWithFrame:ovrrect];
 
-- (NSString *) title {
-    return @"Upgrade";
-}
+        UIProgressIndicatorStyle style = Advanced_ ?
+            kUIProgressIndicatorStyleSmallWhite :
+            kUIProgressIndicatorStyleSmallBlack;
 
-- (NSString *) leftTitle {
-    return [packages_ count] == 0 ? nil : @"Upgrade All";
-}
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
+        unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
+        CGRect indrect = {{indoffset, indoffset}, indsize};
 
-- (void) addPackage:(Package *)package {
-    NSString *installed = [package installed];
-    if (installed != nil && [[package latest] compare:installed] != NSOrderedSame)
-        [super addPackage:package];
-}
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
+        [indicator_ setStyle:style];
+        [overlay_ addSubview:indicator_];
+
+        CGSize prmsize = {200, indsize.width + 4};
+
+        CGRect prmrect = {{
+            indoffset * 2 + indsize.width,
+#ifdef __OBJC2__
+            -1 +
+#endif
+            (ovrrect.size.height - prmsize.height) / 2
+        }, prmsize};
+
+        GSFontRef font = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 12);
+
+        prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
+
+        [prompt_ setColor:(Advanced_ ? White_ : Blueish_)];
+        [prompt_ setBackgroundColor:Clear_];
+        [prompt_ setFont:font];
+
+        CFRelease(font);
 
-- (void) perform:(Package *)package {
-    [package install];
+        [overlay_ addSubview:prompt_];
+
+        CGSize prgsize = {75, 100};
+
+        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;
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package latest];
+- (void) _update {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    Status status;
+    status.setDelegate(self);
+
+    [database_ updateWithStatus:status];
+
+    [self
+        performSelectorOnMainThread:@selector(_update_)
+        withObject:nil
+        waitUntilDone:NO
+    ];
+
+    [pool release];
 }
 
-@end
-/* }}} */
-/* UninstallView {{{ */
-@interface UninstallView : PackagesView {
+- (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
+    [prompt_ setText:[NSString stringWithFormat:@"Error: %@", error]];
 }
 
-- (NSString *) title;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
-@end
+- (void) setProgressTitle:(NSString *)title {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressTitle:)
+        withObject:title
+        waitUntilDone:YES
+    ];
+}
 
-@implementation UninstallView
+- (void) setProgressPercent:(float)percent {
+}
 
-- (NSString *) title {
-    return @"Uninstall";
+- (void) addProgressOutput:(NSString *)output {
+    [self
+        performSelectorOnMainThread:@selector(_addProgressOutput:)
+        withObject:output
+        waitUntilDone:YES
+    ];
 }
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] != nil)
-        [super addPackage:package];
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
 }
 
-- (void) perform:(Package *)package {
-    [package remove];
+- (void) _setProgressTitle:(NSString *)title {
+    [prompt_ setText:[title stringByAppendingString:@"..."]];
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package installed];
+- (void) _addProgressOutput:(NSString *)output {
 }
 
 @end
-/* }}} */
 
 @interface Cydia : UIApplication <
     ConfirmationViewDelegate,
-    PackagesViewDelegate,
-    ProgressViewDelegate
+    ProgressViewDelegate,
+    SearchViewDelegate,
+    CydiaDelegate
 > {
     UIWindow *window_;
+
     UIView *underlay_;
     UIView *overlay_;
-    UITransitionView *transition_;
+    CYBook *book_;
     UIButtonBar *buttonbar_;
 
-    UIAlertSheet *alert_;
     ConfirmationView *confirm_;
 
+    NSMutableArray *essential_;
+    NSMutableArray *broken_;
+
     Database *database_;
     ProgressView *progress_;
 
-    UIView *featured_;
-    UINavigationBar *navbar_;
-    UIScroller *scroller_;
-    UIWebView *webview_;
-    NSURL *url_;
+    unsigned tag_;
+
+    UIKeyboard *keyboard_;
 
     InstallView *install_;
-    UpgradeView *upgrade_;
-    UninstallView *uninstall_;
-    SourcesView *sources_;
+    ChangesView *changes_;
+    ManageView *manage_;
+    SearchView *search_;
 }
 
-- (void) loadNews;
-- (void) reloadData:(BOOL)reset;
-- (void) perform;
-- (void) cancel;
-- (void) confirm;
-- (void) update;
-
-- (void) progressViewIsComplete:(ProgressView *)progress;
-
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
-- (void) buttonBarItemTapped:(id)sender;
+@end
 
-- (void) view:(UIView *)sender didSetFrame:(CGRect)frame oldFrame:(CGRect)old;
+@implementation Cydia
 
-- (void) applicationDidFinishLaunching:(id)unused;
-@end
+- (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];
+    }
+}
 
-#include <objc/objc-class.h>
+- (void) _reloadData {
+    /*UIProgressHUD *hud = [[UIProgressHUD alloc] initWithWindow:window_];
+    [hud setText:@"Reloading Data"];
+    [overlay_ addSubview:hud];
+    [hud show:YES];*/
 
-@implementation Cydia
+    [database_ reloadData];
 
-- (void) loadNews {
-    NSMutableURLRequest *request = [NSMutableURLRequest
-        requestWithURL:url_
-        cachePolicy:NSURLRequestReloadIgnoringCacheData
-        timeoutInterval:30.0
-    ];
+    if (Packages_ == nil) {
+        Packages_ = [[NSMutableDictionary alloc] initWithCapacity:128];
+        [Metadata_ setObject:Packages_ forKey:@"Packages"];
+    }
 
-    [request addValue:[NSString stringWithCString:Machine_] forHTTPHeaderField:@"X-Machine"];
-    [request addValue:[NSString stringWithCString:SerialNumber_] forHTTPHeaderField:@"X-Serial-Number"];
+    size_t changes(0);
 
-    [webview_ loadRequest:request];
-}
+    [essential_ removeAllObjects];
+    [broken_ removeAllObjects];
 
-- (void) reloadData:(BOOL)reset {
-    [database_ reloadData];
-    [install_ reloadData:reset];
-    [upgrade_ reloadData:reset];
-    [uninstall_ reloadData:reset];
-    [sources_ reloadData];
+    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;
+        }
+    }
 
-    if (size_t count = [[upgrade_ packages] count]) {
-        NSString *badge([[NSNumber numberWithInt:count] stringValue]);
+    if (changes != 0) {
+        NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
         [buttonbar_ setBadgeValue:badge forButton:3];
-        [buttonbar_ setBadgeAnimated:YES forButton:3];
+        if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
+            [buttonbar_ setBadgeAnimated:YES forButton:3];
         [self setApplicationBadge:badge];
     } else {
         [buttonbar_ setBadgeValue:nil forButton:3];
-        [buttonbar_ setBadgeAnimated:NO forButton:3];
+        if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
+            [buttonbar_ setBadgeAnimated:NO forButton:3];
         [self removeApplicationBadge];
     }
+
+    if (Changed_) {
+        _assert([Metadata_ writeToFile:@"/var/lib/cydia/metadata.plist" atomically:YES] == YES);
+        Changed_ = false;
+    }
+
+    /* XXX: this is just stupid */
+    if (tag_ != 2)
+        [install_ reloadData];
+    if (tag_ != 3)
+        [changes_ reloadData];
+    if (tag_ != 4)
+        [manage_ reloadData];
+    if (tag_ != 5)
+        [search_ reloadData];
+
+    [book_ reloadData];
+
+    if ([packages count] == 0);
+    else if (Loaded_)
+        [self _loaded];
+    else {
+        Loaded_ = YES;
+        [book_ update];
+    }
+
+    /*[hud show:NO];
+    [hud removeFromSuperview];*/
+}
+
+- (void) reloadData {
+    @synchronized (self) {
+        if (confirm_ == nil)
+            [self _reloadData];
+    }
+}
+
+- (void) resolve {
+    pkgProblemResolver *resolver = [database_ resolver];
+
+    resolver->InstallProtect();
+    if (!resolver->Resolve(true))
+        _error->Discard();
 }
 
 - (void) perform {
     [database_ prepare];
-    confirm_ = [[ConfirmationView alloc] initWithView:underlay_ database:database_ delegate:self];
+
+    if ([database_ cache]->BrokenCount() == 0)
+        confirm_ = [[ConfirmationView alloc] initWithView:underlay_ database:database_ delegate:self];
+    else {
+        NSMutableArray *broken = [NSMutableArray arrayWithCapacity:16];
+        NSArray *packages = [database_ packages];
+
+        for (size_t i(0); i != [packages count]; ++i) {
+            Package *package = [packages objectAtIndex:i];
+            if ([package broken])
+                [broken addObject:[package name]];
+        }
+
+        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];
+
+        [sheet setBodyText:[NSString stringWithFormat:@"The following packages have unmet dependencies:\n\n%@", [broken componentsJoinedByString:@"\n"]]];
+        [sheet popupAlertAnimated:YES];
+
+        [self _reloadData];
+    }
+}
+
+- (void) installPackage:(Package *)package {
+    @synchronized (self) {
+        [package install];
+        [self resolve];
+        [self perform];
+    }
+}
+
+- (void) removePackage:(Package *)package {
+    @synchronized (self) {
+        [package remove];
+        [self resolve];
+        [self perform];
+    }
+}
+
+- (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;
+- (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 1:
-            _assert(alert_ == nil);
+            case 2:
+                [broken_ removeAllObjects];
+                [self _loaded];
+            break;
 
-            alert_ = [[UIAlertSheet alloc]
-                initWithTitle:@"About Cydia Packager"
-                buttons:[NSArray arrayWithObjects:@"Close", nil]
-                defaultButtonIndex:0
-                delegate:self
-                context:self
-            ];
+            default:
+                _assert(false);
+        }
+    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;
 
-            [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"
-            ];
+            case 2:
+                Ignored_ = YES;
+            break;
 
-            [alert_ presentSheetFromButtonBar:buttonbar_];
-        break;
-    }
+            default:
+                _assert(false);
+        }
+
+    [sheet dismiss];
 }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [alert_ dismiss];
-    [alert_ release];
-    alert_ = nil;
+- (void) setPage:(RVPage *)page {
+    [page resetViewAnimated:NO];
+    [page setDelegate:self];
+    [book_ setPage:page];
+}
+
+- (RVPage *) _setHomePage {
+    BrowserView *browser = [[[BrowserView alloc] initWithBook:book_ database:database_] autorelease];
+    [self setPage:browser];
+    [browser loadURL:[NSURL URLWithString:@"http://cydia.saurik.com/"]];
+    return browser;
 }
 
 - (void) buttonBarItemTapped:(id)sender {
-    UIView *view;
+    unsigned tag = [sender tag];
+    if (tag == tag_) {
+        [book_ resetViewAnimated:YES];
+        return;
+    }
 
-    switch ([sender tag]) {
-        case 1: view = featured_; break;
-        case 2: view = install_; break;
-        case 3: view = upgrade_; break;
-        case 4: view = uninstall_; break;
-        case 5: view = sources_; break;
+    switch (tag) {
+        case 1: [self _setHomePage]; break;
 
-        default:
-            _assert(false);
+        case 2: [self setPage:install_]; break;
+        case 3: [self setPage:changes_]; break;
+        case 4: [self setPage:manage_]; break;
+        case 5: [self setPage:search_]; break;
+
+        default: _assert(false);
     }
 
-    if ([view respondsToSelector:@selector(resetView)])
-        [(id) view resetView];
-    [transition_ transition:0 toView:view];
+    tag_ = tag;
 }
 
-- (void) view:(UIView *)view didSetFrame:(CGRect)frame oldFrame:(CGRect)old {
-    [scroller_ setContentSize:frame.size];
+- (void) applicationWillSuspend {
+    [super applicationWillSuspend];
+
+    [database_ clean];
+
+    if (reload_) {
+        pid_t pid = ExecFork();
+        if (pid == 0) {
+            sleep(1);
+            if (pid_t child = fork())
+                waitpid(child, NULL, 0);
+            else {
+                execlp("launchctl", "launchctl", "unload", SpringBoard_, NULL);
+                exit(0);
+            }
+            execlp("launchctl", "launchctl", "load", SpringBoard_, NULL);
+            exit(0);
+        }
+    }
 }
 
 - (void) applicationDidFinishLaunching:(id)unused {
     _assert(pkgInitConfig(*_config));
     _assert(pkgInitSystem(*_config, _system));
 
-    alert_ = nil;
     confirm_ = nil;
+    tag_ = 1;
+
+    essential_ = [[NSMutableArray alloc] initWithCapacity:4];
+    broken_ = [[NSMutableArray alloc] initWithCapacity:4];
 
     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
@@ -2209,71 +4961,35 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
     [window_ makeKey: self];
     [window_ _setHidden: NO];
 
-    progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] delegate:self];
+    database_ = [[Database alloc] init];
+    progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
+    [database_ setDelegate:progress_];
     [window_ setContentView:progress_];
 
     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
     [progress_ setContentView:underlay_];
 
     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
-    [underlay_ addSubview:overlay_];
-
-    transition_ = [[UITransitionView alloc] initWithFrame:CGRectMake(
-        0, 0, screenrect.size.width, screenrect.size.height - 48
-    )];
-
-    [overlay_ addSubview:transition_];
-
-    featured_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
-
-    CGSize navsize = [UINavigationBar defaultSize];
-    CGRect navrect = {{0, 0}, navsize};
-
-    navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-    [featured_ addSubview:navbar_];
-
-    [navbar_ setBarStyle:1];
-    [navbar_ setDelegate:self];
-
-    [navbar_ showButtonsWithLeftTitle:@"About" rightTitle:@"Reload"];
-
-    UINavigationItem *navitem = [[UINavigationItem alloc] initWithTitle:@"Featured"];
-    [navbar_ pushNavigationItem:navitem];
 
-    struct CGRect subbounds = [featured_ bounds];
-    subbounds.origin.y += navsize.height;
-    subbounds.size.height -= navsize.height;
-
-    UIImageView *pinstripe = [[UIImageView alloc] initWithFrame:subbounds];
-    [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
-    [featured_ addSubview:pinstripe];
-
-    scroller_ = [[UIScroller alloc] initWithFrame:subbounds];
-    [featured_ addSubview:scroller_];
+    if (!bootstrap_)
+        [underlay_ addSubview:overlay_];
 
-    [scroller_ setScrollingEnabled:YES];
-    [scroller_ setAdjustForContentSizeChange:YES];
-    [scroller_ setClipsSubviews:YES];
-    [scroller_ setAllowsRubberBanding:YES];
-    [scroller_ setScrollDecelerationFactor:0.99];
-    [scroller_ setDelegate:self];
+    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],
 
@@ -2289,31 +5005,31 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
 
         [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];
@@ -2321,8 +5037,8 @@ 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
     ];
@@ -2337,68 +5053,159 @@ 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_];
 
-    database_ = [[Database alloc] init];
-    [database_ setDelegate:progress_];
+    [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_];
+    manage_ = [[ManageView alloc] initWithBook:book_ database:database_];
+    search_ = [[SearchView alloc] initWithBook:book_ database:database_];
 
-    install_ = [[InstallView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [install_ setDelegate:self];
+    [progress_ resetView];
+    [self reloadData];
 
-    upgrade_ = [[UpgradeView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [upgrade_ setDelegate:self];
+    if (bootstrap_)
+        [self bootstrap];
+    else
+        [self _setHomePage];
+}
 
-    uninstall_ = [[UninstallView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [uninstall_ setDelegate:self];
+- (void) showKeyboard:(BOOL)show {
+    CGSize keysize = [UIKeyboard defaultSize];
+    CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
+    CGRect keyup = keydown;
+    keyup.origin.y -= keysize.height;
 
-    sources_ = [[SourcesView alloc] initWithFrame:[transition_ bounds] database:database_];
-    [sources_ setDelegate:self];
+    UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
+    [animation setSignificantRectFields:2];
 
-#if 0
+    if (show) {
+        [animation setStartFrame:keydown];
+        [animation setEndFrame:keyup];
+        [keyboard_ activate];
+    } else {
+        [animation setStartFrame:keyup];
+        [animation setEndFrame:keydown];
+        [keyboard_ deactivate];
+    }
 
-    UIAlertSheet *alert = [[UIAlertSheet alloc]
-        initWithTitle:@"Alert Title"
-        buttons:[NSArray arrayWithObjects:@"Yes", nil]
-        defaultButtonIndex:0
-        delegate:self
-        context:self
+    [[UIAnimator sharedAnimator]
+        addAnimations:[NSArray arrayWithObjects:animation, nil]
+        withDuration:KeyboardTime_
+        start:YES
     ];
+}
+
+- (void) slideUp:(UIAlertSheet *)alert {
+    if (Advanced_)
+        [alert presentSheetFromButtonBar:buttonbar_];
+    else
+        [alert presentSheetInView:overlay_];
+}
 
-    NSLog(@"%p\n", [alert table]);
-    [[alert table] setDelegate:self];
-    [[alert table] reloadData];
+@end
 
-    [alert addTextFieldWithValue:@"Title" label:@"Label"];
-    [alert setShowsOverSpringBoardAlerts:YES];
-    [alert setBodyText:@"This is an alert."];
-    [alert presentSheetFromButtonBar:buttonbar_];
-    //[alert popupAlertAnimated:YES];
+void AddPreferences(NSString *plist) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
-#endif
+    NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
+    _assert(settings != NULL);
+    NSMutableArray *items = [settings objectForKey:@"items"];
 
-    [self reloadData:NO];
-    [progress_ resetView];
+    bool cydia(false);
 
-    Package *package([database_ packageWithName:@"cydia"]);
-    NSString *application = package == nil ? @"Cydia" : [NSString stringWithFormat:@"Cydia/%@", [package installed]];
-    WebView *webview = [webview_ webView];
-    [webview setApplicationNameForUserAgent:application];
+    for (size_t i(0); i != [items count]; ++i) {
+        NSMutableDictionary *item([items objectAtIndex:i]);
+        NSString *label = [item objectForKey:@"label"];
+        if (label != nil && [label isEqualToString:@"Cydia"]) {
+            cydia = true;
+            break;
+        }
+    }
+
+    if (!cydia) {
+        for (size_t i(0); i != [items count]; ++i) {
+            NSDictionary *item([items objectAtIndex:i]);
+            NSString *label = [item objectForKey:@"label"];
+            if (label != nil && [label isEqualToString:@"General"]) {
+                [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
+                    @"CydiaSettings", @"bundle",
+                    @"PSLinkCell", @"cell",
+                    [NSNumber numberWithBool:YES], @"hasIcon",
+                    [NSNumber numberWithBool:YES], @"isController",
+                    @"Cydia", @"label",
+                nil] atIndex:(i + 1)];
+
+                break;
+            }
+        }
 
-    url_ = [NSURL URLWithString:@"http://cydia.saurik.com/"];
-    [self loadNews];
+        _assert([settings writeToFile:plist atomically:YES] == YES);
+    }
+
+    [pool release];
 }
 
-@end
+/*IMP alloc_;
+id Alloc_(id self, SEL selector) {
+    id object = alloc_(self, selector);
+    fprintf(stderr, "[%s]A-%p\n", self->isa->name, object);
+    return object;
+}*/
+
+/*IMP dealloc_;
+id Dealloc_(id self, SEL selector) {
+    id object = dealloc_(self, selector);
+    fprintf(stderr, "[%s]D-%p\n", self->isa->name, object);
+    return object;
+}*/
 
 int main(int argc, char *argv[]) {
     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
+    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);
+
+    /*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];
@@ -2415,6 +5222,31 @@ 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
+        Packages_ = [Metadata_ objectForKey:@"Packages"];
+
+    if (access("/User", F_OK) != 0)
+        system("/usr/libexec/cydia/firmware.sh");
+
+    Locale_ = CFLocaleCopyCurrent();
+    space_ = CGColorSpaceCreateDeviceRGB();
+
+    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);
+
+    int value = UIApplicationMain(argc, argv, [Cydia class]);
+
+    CGColorSpaceRelease(space_);
+    CFRelease(Locale_);
+
     [pool release];
+    return value;
 }