]> git.saurik.com Git - cydia.git/blobdiff - Cydia.mm
Handled the half-installed package states and other assorted error conditions.
[cydia.git] / Cydia.mm
index a8ef907db817e78a40d130dd5accc814a57a2050..b6496ed7549b1baf3cc887e45755e9c4a89580c1 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) {
-    }
+@interface NSString (UIKit)
+- (NSString *) stringByAddingPercentEscapes;
+- (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
+@end
 
-    virtual void Fail(pkgAcquire::ItemDesc &item) {
-        if (
-            item.Owner->Status == pkgAcquire::Item::StatIdle ||
-            item.Owner->Status == pkgAcquire::Item::StatDone
-        )
-            return;
+@interface NSString (Cydia)
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
+- (NSComparisonResult) compareByPath:(NSString *)other;
+@end
 
-        [delegate_ setError:[NSString stringWithCString:item.Owner->ErrorText.c_str()]];
-    }
+@implementation NSString (Cydia)
 
-    virtual bool Pulse(pkgAcquire *Owner) {
-        bool value = pkgAcquireStatus::Pulse(Owner);
++ (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
+    char data[length + 1];
+    memcpy(data, bytes, length);
+    data[length] = '\0';
+    return [NSString stringWithUTF8String:data];
+}
 
-        float percent(
-            double(CurrentBytes + CurrentItems) /
-            double(TotalBytes + TotalItems)
-        );
+- (NSComparisonResult) compareByPath:(NSString *)other {
+    NSString *prefix = [self commonPrefixWithString:other options:0];
+    size_t length = [prefix length];
 
-        [delegate_ setPercent:percent];
-        return value;
-    }
+    NSRange lrange = NSMakeRange(length, [self length] - length);
+    NSRange rrange = NSMakeRange(length, [other length] - length);
 
-    virtual void Start() {
-    }
+    lrange = [self rangeOfString:@"/" options:0 range:lrange];
+    rrange = [other rangeOfString:@"/" options:0 range:rrange];
 
-    virtual void Stop() {
-    }
-};
-/* }}} */
-/* Progress Delegation {{{ */
-class Progress :
-    public OpProgress
-{
-  private:
-    id delegate_;
+    NSComparisonResult value;
 
-  protected:
-    virtual void Update() {
-        [delegate_ setTitle:[NSString stringWithCString:Op.c_str()]];
-        [delegate_ setPercent:(Percent / 100)];
-    }
+    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;
 
@@ -206,28 +270,19 @@ 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;
@@ -235,7 +290,53 @@ 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;
@@ -278,2211 +379,4393 @@ extern NSString *kUIButtonBarButtonType;
 
 @end
 /* }}} */
-/* Linear Algebra {{{ */
-inline float interpolate(float begin, float end, float fraction) {
-    return (end - begin) * fraction + begin;
-}
-/* }}} */
 
-@class Package;
+/* Random Global Variables {{{ */
+static const int PulseInterval_ = 50000;
+static const int ButtonBarHeight_ = 48;
+static const float KeyboardTime_ = 0.4f;
 
-@interface Database : NSObject {
-    pkgCacheFile cache_;
-    pkgRecords *records_;
-    pkgProblemResolver *resolver_;
-    pkgAcquire *fetcher_;
-    FileFd *lock_;
-    SPtr<pkgPackageManager> manager_;
+#ifndef Cydia_
+#define Cydia_ ""
+#endif
 
-    id delegate_;
-    Status status_;
-    Progress progress_;
-    int statusfd_;
-}
+static CGColor Blueish_;
+static CGColor Black_;
+static CGColor Clear_;
+static CGColor Red_;
+static CGColor White_;
 
-- (void) _readStatus:(NSNumber *)fd;
-- (void) _readOutput:(NSNumber *)fd;
+static NSString *Home_;
+static BOOL Sounds_Keyboard_;
 
-- (Package *) packageWithName:(NSString *)name;
+static BOOL Advanced_;
+static BOOL Loaded_;
+static BOOL Ignored_;
 
-- (Database *) init;
-- (pkgCacheFile &) cache;
-- (pkgRecords *) records;
-- (pkgProblemResolver *) resolver;
-- (pkgAcquire &) fetcher;
-- (void) reloadData;
+const char *Firmware_ = NULL;
+const char *Machine_ = NULL;
+const char *SerialNumber_ = NULL;
 
-- (void) prepare;
-- (void) perform;
-- (void) update;
-- (void) upgrade;
+unsigned Major_;
+unsigned Minor_;
+unsigned BugFix_;
 
-- (void) setDelegate:(id)delegate;
-@end
+CGColorSpaceRef space_;
 
-/* Reset View {{{ */
-@interface ResetView : UIView {
-    UINavigationBar *navbar_;
-    bool resetting_;
-}
+#define FW_LEAST(major, minor, bugfix) \
+    (major < Major_ || major == Major_ && \
+        (minor < Minor_ || minor == Minor_ && \
+            bugfix <= BugFix_))
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
+bool bootstrap_;
+bool reload_;
 
-- (void) dealloc;
-- (void) resetView;
-- (void) _resetView;
-- (NSString *) leftTitle;
-- (NSString *) rightTitle;
-@end
+static NSMutableDictionary *Metadata_;
+static NSMutableDictionary *Packages_;
+static bool Changed_;
+static NSDate *now_;
 
-@implementation ResetView
+NSString *GetLastUpdate() {
+    NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-}
+    if (update == nil)
+        return @"Never or Unknown";
 
-- (void) dealloc {
-    [navbar_ release];
-    [super dealloc];
-}
+    CFLocaleRef locale = CFLocaleCopyCurrent();
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, locale, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
+    CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 
-- (void) resetView {
-    resetting_ = true;
-    if ([[navbar_ navigationItems] count] == 1)
-        [self _resetView];
-    else while ([[navbar_ navigationItems] count] != 1)
-        [navbar_ popNavigationItem];
-    resetting_ = false;
-}
+    CFRelease(formatter);
+    CFRelease(locale);
 
-- (void) _resetView {
-    [navbar_ showButtonsWithLeftTitle:[self leftTitle] rightTitle:[self rightTitle]];
+    return [(NSString *) formatted autorelease];
 }
-
-- (NSString *) leftTitle {
-    return nil;
+/* }}} */
+/* Display Helpers {{{ */
+inline float Interpolate(float begin, float end, float fraction) {
+    return (end - begin) * fraction + begin;
 }
 
-- (NSString *) rightTitle {
-    return nil;
-}
+NSString *SizeString(double size) {
+    unsigned power = 0;
+    while (size > 1024) {
+        size /= 1024;
+        ++power;
+    }
 
-@end
-/* }}} */
-/* Confirmation View {{{ */
-void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString *key) {
-    if ([packages count] == 0)
-        return;
+    static const char *powers_[] = {"B", "kB", "MB", "GB"};
+
+    return [NSString stringWithFormat:@"%.1f%s", size, powers_[power]];
+}
 
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-    float clear[] = {0, 0, 0, 0};
-    float blue[] = {0, 0, 0.4, 1};
+static const float TextViewOffset_ = 22;
 
-    UITextView *text([[[UITextView alloc] initWithFrame: CGRectMake(110, 3, 200, 60)] autorelease]);
+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];
-    [text setBackgroundColor:CGColorCreate(space, clear)];
-    [text setTextColor:CGColorCreate(space, blue)];
-    [text setText:([packages count] == 0 ? @"n/a" : [packages componentsJoinedByString:@", "])];
+    /*if (html)
+        [text setHTML:value];
+    else*/
+        [text setText:value];
     [text setEnabled:NO];
 
-    CGRect frame([text frame]);
-    CGSize size([text contentSize]);
-    frame.size.height = size.height;
+    [text setBackgroundColor:Clear_];
+
+    CGRect frame = [text frame];
+    [text setFrame:frame];
+    CGRect rect = [text visibleTextRect];
+    frame.size.height = rect.size.height;
     [text setFrame:frame];
 
-    [fields setObject:text forKey:key];
+    return text;
 }
 
-@protocol ConfirmationViewDelegate
-- (void) cancel;
-- (void) confirm;
-@end
+NSString *Simplify(NSString *title) {
+    const char *data = [title UTF8String];
+    size_t size = [title length];
 
-@interface ConfirmationView : UIView {
-    Database *database_;
-    id delegate_;
-    UITransitionView *transition_;
-    UIView *overlay_;
-    UINavigationBar *navbar_;
-    UIPreferencesTable *table_;
-    NSMutableDictionary *fields_;
-    UIAlertSheet *essential_;
+    Pcre title_r("^(.*?)( \\(.*\\))?$");
+    if (title_r(data, size))
+        return title_r[1];
+    else
+        return title;
 }
+/* }}} */
 
-- (void) dealloc;
-- (void) cancel;
-
-- (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
+/* Delegate Prototypes {{{ */
+@class Package;
+@class Source;
 
-- (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;
+@protocol ProgressDelegate
+- (void) setProgressError:(NSString *)error;
+- (void) setProgressTitle:(NSString *)title;
+- (void) setProgressPercent:(float)percent;
+- (void) addProgressOutput:(NSString *)output;
+@end
 
-- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate;
+@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
+/* }}} */
 
-@implementation ConfirmationView
+/* Status Delegation {{{ */
+class Status :
+    public pkgAcquireStatus
+{
+  private:
+    _transient id<ProgressDelegate> delegate_;
 
-- (void) dealloc {
-    [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [table_ release];
-    [fields_ release];
+  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_ setProgressError:[NSString stringWithUTF8String:item.Owner->ErrorText.c_str()]];
+    }
+
+    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 id<ConfigurationDelegate, ProgressDelegate> delegate_;
+    Status status_;
+    Progress progress_;
+
+    int cydiafd_;
+    int statusfd_;
+    FILE *input_;
+}
+
+- (void) _readCydia:(NSNumber *)fd;
+- (void) _readStatus:(NSNumber *)fd;
+- (void) _readOutput:(NSNumber *)fd;
+
+- (FILE *) input;
+
+- (Package *) packageWithName:(NSString *)name;
+
+- (Database *) init;
+- (pkgCacheFile &) cache;
+- (pkgDepCache::Policy *) policy;
+- (pkgRecords *) records;
+- (pkgProblemResolver *) resolver;
+- (pkgAcquire &) fetcher;
+- (NSArray *) packages;
+- (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_;
+}
+
+- (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];
+}
+
+- (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 description_;
+}
+
+- (NSString *) label {
+    return label_;
+}
+
+- (NSString *) origin {
+    return origin_;
+}
+
+- (NSString *) version {
+    return version_;
+}
+
+- (NSString *) defaultIcon {
+    return defaultIcon_;
+}
+
+@end
+/* }}} */
+/* Relationship Class {{{ */
+@interface Relationship : NSObject {
+    NSString *type_;
+    NSString *id_;
+}
+
+- (NSString *) type;
+- (NSString *) id;
+- (NSString *) name;
+
+@end
+
+@implementation Relationship
+
+- (void) dealloc {
+    [type_ release];
+    [id_ release];
+    [super dealloc];
+}
+
+- (NSString *) type {
+    return type_;
+}
+
+- (NSString *) id {
+    return id_;
+}
+
+- (NSString *) name {
+    _assert(false);
+    return nil;
+}
+
+@end
+/* }}} */
+/* Package Class {{{ */
+NSString *Scour(const char *field, const char *begin, const char *end) {
+    size_t i(0), l(strlen(field));
+
+    for (;;) {
+        const char *name = begin + i;
+        const char *colon = name + l;
+        const char *value = colon + 1;
+
+        if (
+            value < end &&
+            *colon == ':' &&
+            memcmp(name, field, l) == 0
+        ) {
+            while (value != end && value[0] == ' ')
+                ++value;
+            const char *line = std::find(value, end, '\n');
+            while (line != value && line[-1] == ' ')
+                --line;
+
+            return [NSString stringWithUTF8Bytes:value length:(line - value)];
+        } else {
+            begin = std::find(begin, end, '\n');
+            if (begin == end)
+                return nil;
+            ++begin;
+        }
+    }
+}
+
+@interface Package : NSObject {
+    pkgCache::PkgIterator iterator_;
+    _transient Database *database_;
+    pkgCache::VerIterator version_;
+    pkgCache::VerFileIterator file_;
+
+    Source *source_;
+    bool cached_;
+
+    NSString *latest_;
+    NSString *installed_;
+
+    NSString *id_;
+    NSString *name_;
+    NSString *tagline_;
+    NSString *icon_;
+    NSString *website_;
+    Address *author_;
+
+    NSArray *relationships_;
+}
+
+- (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
++ (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
+
+- (pkgCache::PkgIterator) iterator;
+
+- (NSString *) section;
+- (Address *) maintainer;
+- (size_t) size;
+- (NSString *) description;
+- (NSString *) index;
+
+- (NSDate *) seen;
+
+- (NSString *) latest;
+- (NSString *) installed;
+
+- (BOOL) valid;
+- (BOOL) upgradable;
+- (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
+
+@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 (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 : [[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 : [[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 *author = Scour("Author", begin, end);
+            if (author != nil)
+                author_ = [Address addressWithString:author];
+        }
+
+        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) upgradable {
+    pkgCache::VerIterator current = iterator_.CurrentVer();
+
+    if (current.end())
+        return [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 *) 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 upgradable];
+    BOOL rhs = [package upgradable];
+
+    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)) {
+            float percent([pmstatus_r[3] floatValue]);
+            [delegate_ setProgressPercent:(percent / 100)];
+
+            NSString *string = pmstatus_r[4];
+            std::string type([pmstatus_r[1] UTF8String]);
+
+            if (type == "pmerror")
+                [delegate_ setProgressError:string];
+            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) 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) 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:
+                [delegate_ confirm];
+                break;
+            case 2:
+                [self cancel];
+                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:@"Remove Essential?"
+                buttons:[NSArray arrayWithObjects:
+                    @"Yes (Force Removal)",
+                    @"No (Safe, Recommended)",
+                nil]
+                defaultButtonIndex:1
+                delegate:self
+                context:@"remove"
+            ];
+
+            [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
+            [essential_ setBodyText:@"This operation requires the removal of one or more packages that are required for the continued operation of either Cydia or the iPhoneOS. If you continue you will almost certainly break something past Cydia's ability to fix it. Are you absolutely certain you wish to continue?"];
+        } 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 the iPhoneOS. In order to continue and force this operation you will need to be activate the Advanced mode undder 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_;
+    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];
+    [super dealloc];
 }
 
 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
-    if (from != nil && to == nil)
-        [self removeFromSuperview];
+    if (bootstrap_ && from == overlay_ && to == view_)
+        exit(0);
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-            if (essential_ != nil)
-                [essential_ popupAlertAnimated:YES];
-            else
-                [delegate_ confirm];
-        break;
+- (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
+    if ((self = [super initWithFrame:frame]) != nil) {
+        database_ = database;
+        delegate_ = delegate;
 
-        case 1:
-            [self cancel];
-        break;
-    }
+        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];
+        [overlay_ addSubview:progress_];
+
+        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];
+
+        [overlay_ addSubview:output_];
+        [overlay_ addSubview:status_];
+
+        [progress_ setStyle:0];
+    } return self;
 }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [essential_ dismiss];
-    [self cancel];
+- (void) setContentView:(UIView *)view {
+    view_ = [view retain];
 }
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
-    return 2;
+- (void) resetView {
+    [transition_ transition:6 toView:view_];
 }
 
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
-    switch (group) {
-        case 0: return @"Statistics";
-        case 1: return @"Modifications";
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    NSString *context = [sheet context];
+    if ([context isEqualToString:@"conffile"]) {
+        FILE *input = [database_ input];
 
-        default: _assert(false);
+        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];
 }
 
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
-    switch (group) {
-        case 0: return 3;
-        case 1: return [fields_ count];
+- (void) _retachThread {
+    [delegate_ progressViewIsComplete:self];
+    [self resetView];
+}
 
-        default: _assert(false);
-    }
+- (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];
+
+    [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 {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressError:)
+        withObject:error
+        waitUntilDone: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
+    ];
 }
 
-- (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) addProgressOutput:(NSString *)output {
+    [self
+        performSelectorOnMainThread:@selector(_addProgressOutput:)
+        withObject:output
+        waitUntilDone:YES
+    ];
 }
 
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
-    UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
-    [cell setShowSelection:NO];
+- (void) _setConfigurationData:(NSString *)data {
+    _assert(conffile_r(data));
 
-    switch (group) {
-        case 0: switch (row) {
-            case 0: {
-                [cell setTitle:@"Downloading"];
-                [cell setValue:SizeString([database_ fetcher].FetchNeeded())];
-            } break;
+    NSString *ofile = conffile_r[1];
+    //NSString *nfile = conffile_r[2];
 
-            case 1: {
-                [cell setTitle:@"Resuming At"];
-                [cell setValue:SizeString([database_ fetcher].PartialPresent())];
-            } break;
+    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];
 
-            case 2: {
-                double size([database_ cache]->UsrSize());
+    [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]];
 
-                if (size < 0) {
-                    [cell setTitle:@"Disk Freeing"];
-                    [cell setValue:SizeString(-size)];
-                } else {
-                    [cell setTitle:@"Disk Using"];
-                    [cell setValue:SizeString(size)];
-                }
-            } break;
+    [sheet popupAlertAnimated:YES];
+}
 
-            default: _assert(false);
-        } break;
+- (void) _setProgressError:(NSString *)error {
+    UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+        initWithTitle:@"Package Error"
+        buttons:[NSArray arrayWithObjects:@"Okay", nil]
+        defaultButtonIndex:0
+        delegate:self
+        context:@"error"
+    ] autorelease];
 
-        case 1:
-            _assert(size_t(row) < [fields_ count]);
-            [cell setTitle:[[fields_ allKeys] objectAtIndex:row]];
-            [cell addSubview:[[fields_ allValues] objectAtIndex:row]];
-        break;
+    [sheet setBodyText:error];
+    [sheet popupAlertAnimated:YES];
+}
 
-        default: _assert(false);
-    }
+- (void) _setProgressTitle:(NSString *)title {
+    [status_ setText:[title stringByAppendingString:@"..."]];
+}
 
-    return cell;
+- (void) _setProgressPercent:(NSNumber *)percent {
+    [progress_ setProgress:[percent floatValue]];
 }
 
-- (id) initWithView:(UIView *)view database:(Database *)database delegate:(id)delegate {
-    if ((self = [super initWithFrame:[view bounds]]) != nil) {
-        database_ = database;
-        delegate_ = delegate;
+- (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];
+}
 
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
+@end
+/* }}} */
 
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+/* Package Cell {{{ */
+@interface PackageCell : UITableCell {
+    UIImageView *icon_;
+    UITextLabel *name_;
+    UITextLabel *description_;
+    UITextLabel *source_;
+    //UIImageView *trusted_;
+    UIImageView *badge_;
+    UITextLabel *status_;
+}
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [overlay_ bounds];
+- (PackageCell *) init;
+- (void) setPackage:(Package *)package;
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+- (void) _setSelected:(float)fraction;
+- (void) setSelected:(BOOL)selected;
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
+- (void) _setSelectionFadeFraction:(float)fraction;
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Confirm"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navbar_ showButtonsWithLeftTitle:@"Cancel" rightTitle:@"Confirm"];
++ (int) heightForPackage:(Package *)package;
 
-        fields_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
+@end
 
-        NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
-        NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
-        NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
+@implementation PackageCell
 
-        bool essential(false);
+- (void) dealloc {
+    [icon_ release];
+    [name_ release];
+    [description_ release];
+    [source_ release];
+    [badge_ release];
+    [status_ release];
+    //[trusted_ release];
+    [super dealloc];
+}
 
-        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;
-            }
-        }
+- (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);
 
-        if (!essential)
-            essential_ = nil;
-        else {
-            essential_ = [[UIAlertSheet alloc]
-                initWithTitle:@"Unable to Comply"
-                buttons:[NSArray arrayWithObjects:@"Okay", nil]
-                defaultButtonIndex:0
-                delegate:self
-                context:self
-            ];
+        icon_ = [[UIImageView alloc] initWithFrame:CGRectMake(10, 10, 30, 30)];
 
-            [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."];
-        }
+        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 8, 240, 25)];
+        [name_ setBackgroundColor:Clear_];
+        [name_ setFont:bold];
 
-        AddTextView(fields_, installing, @"Installing");
-        AddTextView(fields_, upgrading, @"Upgrading");
-        AddTextView(fields_, removing, @"Removing");
+        source_ = [[UITextLabel alloc] initWithFrame:CGRectMake(58, 28, 225, 20)];
+        [source_ setBackgroundColor:Clear_];
+        [source_ setFont:large];
 
-        table_ = [[UIPreferencesTable alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 46, 280, 20)];
+        [description_ setBackgroundColor:Clear_];
+        [description_ setFont:small];
 
-        [table_ setReusesTableCells:YES];
-        [table_ setDataSource:self];
-        [table_ reloadData];
+        /*trusted_ = [[UIImageView alloc] initWithFrame:CGRectMake(30, 30, 16, 16)];
+        [trusted_ setImage:[UIImage applicationImageNamed:@"trusted.png"]];*/
 
-        [overlay_ addSubview:navbar_];
-        [overlay_ addSubview:table_];
+        badge_ = [[UIImageView alloc] initWithFrame:CGRectMake(17, 70, 16, 16)];
 
-        [view addSubview:self];
+        status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
+        [status_ setBackgroundColor:Clear_];
+        [status_ setFont:small];
 
-        [transition_ setDelegate:self];
+        [self addSubview:icon_];
+        [self addSubview:name_];
+        [self addSubview:description_];
+        [self addSubview:source_];
+        [self addSubview:badge_];
+        [self addSubview:status_];
 
-        UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
-        [transition_ transition:0 toView:blank];
-        [transition_ transition:3 toView:overlay_];
+        CFRelease(small);
+        CFRelease(large);
+        CFRelease(bold);
     } return self;
 }
 
-@end
-/* }}} */
+- (void) setPackage:(Package *)package {
+    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];
+    }
 
-/* Package Class {{{ */
-@interface Package : NSObject {
-    pkgCache::PkgIterator iterator_;
-    Database *database_;
-    pkgRecords::Parser *parser_;
-    pkgCache::VerIterator version_;
-    pkgCache::VerFileIterator file_;
-}
+    [icon_ setFrame:CGRectMake(10, 10, 30, 30)];
 
-- (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database version:(pkgCache::VerIterator)version file:(pkgCache::VerFileIterator)file;
-+ (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
+    [name_ setText:[package name]];
+    [description_ setText:[package tagline]];
 
-- (NSString *) name;
-- (NSString *) section;
-- (NSString *) latest;
-- (NSString *) installed;
-- (Address *) maintainer;
-- (size_t) size;
-- (NSString *) tagline;
-- (NSString *) description;
-- (NSComparisonResult) compareBySectionAndName:(Package *)package;
+    NSString *label = nil;
+    bool trusted = false;
 
-- (void) install;
-- (void) remove;
-@end
+    if (source != nil) {
+        label = [source label];
+        trusted = [source trusted];
+    } else if ([[package id] isEqualToString:@"firmware"])
+        label = @"Apple";
 
-@implementation Package
+    if (label == nil)
+        label = @"Unknown/Local";
 
-- (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;
+    NSString *from = [NSString stringWithFormat:@"from %@", label];
 
-        version_ = version;
-        file_ = file;
-        parser_ = &[database_ records]->Lookup(file);
-    } return self;
-}
+    NSString *section = Simplify([package section]);
+    if (section != nil && ![section isEqualToString:label])
+        from = [from stringByAppendingString:[NSString stringWithFormat:@" (%@)", section]];
 
-+ (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;
-}
+    [source_ setText:from];
 
-- (NSString *) name {
-    return [[NSString stringWithCString:iterator_.Name()] lowercaseString];
-}
+    if (NSString *mode = [package mode]) {
+        [badge_ setImage:[UIImage applicationImageNamed:
+            [mode isEqualToString:@"Remove"] || [mode isEqualToString:@"Purge"] ? @"removing.png" : @"installing.png"
+        ]];
 
-- (NSString *) section {
-    return [NSString stringWithCString:iterator_.Section()];
+        [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];
+    }
 }
 
-- (NSString *) latest {
-    return [NSString stringWithCString:version_.VerStr()];
-}
+- (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);
 
-- (NSString *) installed {
-    return iterator_.CurrentVer().end() ? nil : [NSString stringWithCString:iterator_.CurrentVer().VerStr()];
-}
+    CGColor gray(space_,
+        Interpolate(0.4, 1.0, fraction),
+        Interpolate(0.4, 1.0, fraction),
+        Interpolate(0.4, 1.0, fraction),
+    1.0);
 
-- (Address *) maintainer {
-    return [Address addressWithString:[NSString stringWithCString:parser_->Maintainer().c_str()]];
+    [name_ setColor:black];
+    [description_ setColor:gray];
+    [source_ setColor:black];
 }
 
-- (size_t) size {
-    return version_->InstalledSize;
+- (void) setSelected:(BOOL)selected {
+    [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected];
 }
 
-- (NSString *) tagline {
-    return [NSString stringWithCString:parser_->ShortDesc().c_str()];
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
+    if (!fade)
+        [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected withFade:fade];
 }
 
-- (NSString *) description {
-    return [NSString stringWithCString:parser_->LongDesc().c_str()];
+- (void) _setSelectionFadeFraction:(float)fraction {
+    [self _setSelected:fraction];
+    [super _setSelectionFadeFraction:fraction];
 }
 
-- (NSComparisonResult) compareBySectionAndName:(Package *)package {
-    NSComparisonResult result = [[self section] compare:[package section]];
-    if (result != NSOrderedSame)
-        return result;
-    return [[self name] compare:[package name]];
++ (int) heightForPackage:(Package *)package {
+    if ([package hasMode] || [package half])
+        return 96;
+    else
+        return 73;
 }
 
-- (void) install {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    [database_ cache]->MarkInstall(iterator_, false);
+@end
+/* }}} */
+/* Section Cell {{{ */
+@interface SectionCell : UITableCell {
+    UITextLabel *name_;
+    UITextLabel *count_;
 }
 
-- (void) remove {
-    pkgProblemResolver *resolver = [database_ resolver];
-    resolver->Clear(iterator_);
-    resolver->Protect(iterator_);
-    resolver->Remove(iterator_);
-    [database_ cache]->MarkDelete(iterator_, true);
-}
+- (id) init;
+- (void) setSection:(Section *)section;
+
+- (void) _setSelected:(float)fraction;
+- (void) setSelected:(BOOL)selected;
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
+- (void) _setSelectionFadeFraction:(float)fraction;
 
 @end
-/* }}} */
-/* Section Class {{{ */
-@interface Section : NSObject {
-    NSString *name_;
-    size_t row_;
-    NSMutableArray *packages_;
+
+@implementation SectionCell
+
+- (void) dealloc {
+    [name_ release];
+    [count_ release];
+    [super dealloc];
 }
 
-- (void) dealloc;
+- (id) init {
+    if ((self = [super init]) != nil) {
+        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 22);
+        GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 12);
 
-- (Section *) initWithName:(NSString *)name row:(size_t)row;
-- (NSString *) name;
-- (size_t) row;
-- (void) addPackage:(Package *)package;
-@end
+        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 9, 250, 25)];
+        [name_ setBackgroundColor:Clear_];
+        [name_ setFont:bold];
 
-@implementation Section
+        count_ = [[UITextLabel alloc] initWithFrame:CGRectMake(11, 7, 29, 32)];
+        [count_ setCentersHorizontally:YES];
+        [count_ setBackgroundColor:Clear_];
+        [count_ setFont:small];
+        [count_ setColor:White_];
+
+        UIImageView *folder = [[[UIImageView alloc] initWithFrame:CGRectMake(8, 7, 32, 32)] autorelease];
+        [folder setImage:[UIImage applicationImageNamed:@"folder.png"]];
+
+        [self addSubview:folder];
+        [self addSubview:name_];
+        [self addSubview:count_];
+
+        [self _setSelected:0];
+
+        CFRelease(small);
+        CFRelease(bold);
+    } return self;
+}
 
-- (void) dealloc {
-    [name_ release];
-    [packages_ release];
-    [super dealloc];
+- (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]]];
+    }
 }
 
-- (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;
+- (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);
+
+    [name_ setColor:black];
 }
 
-- (NSString *) name {
-    return name_;
+- (void) setSelected:(BOOL)selected {
+    [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected];
 }
 
-- (size_t) row {
-    return row_;
+- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
+    if (!fade)
+        [self _setSelected:(selected ? 1.0 : 0.0)];
+    [super setSelected:selected withFade:fade];
 }
 
-- (void) addPackage:(Package *)package {
-    [packages_ addObject:package];
+- (void) _setSelectionFadeFraction:(float)fraction {
+    [self _setSelected:fraction];
+    [super _setSelectionFadeFraction:fraction];
 }
 
 @end
 /* }}} */
 
-/* Package View {{{ */
-@interface PackageView : UIView {
-    UIPreferencesTable *table_;
+/* File Table {{{ */
+@interface FileTable : RVPage {
+    _transient Database *database_;
     Package *package_;
-    Database *database_;
-    NSMutableArray *cells_;
-    id delegate_;
+    NSString *name_;
+    NSMutableArray *files_;
+    UITable *list_;
 }
 
-- (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
+@implementation FileTable
 
 - (void) dealloc {
     if (package_ != nil)
         [package_ release];
-    [table_ release];
-    [database_ release];
-    [cells_ release];
+    if (name_ != nil)
+        [name_ release];
+    [files_ release];
+    [list_ release];
     [super dealloc];
 }
 
-- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
-    return 2;
+- (int) numberOfRowsInTable:(UITable *)table {
+    return files_ == nil ? 0 : [files_ count];
 }
 
-- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
-    switch (group) {
-        case 0: return @"Specifics";
-        case 1: return @"Description";
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return 24;
+}
 
-        default: _assert(false);
+- (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;
 }
 
-- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
-    switch (group) {
-        case 0: return 6;
-        case 1: return 1;
-
-        default: _assert(false);
-    }
+- (BOOL) canSelectRow:(int)row {
+    return NO;
 }
 
-- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
-    UIPreferencesTableCell *cell;
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
-    switch (group) {
-        case 0: switch (row) {
-            case 0:
-                cell = [cells_ objectAtIndex:0];
-                [cell setTitle:@"Name"];
-                [cell setValue:[package_ name]];
-            break;
+        files_ = [[NSMutableArray arrayWithCapacity:32] retain];
 
-            case 1: {
-                cell = [cells_ objectAtIndex:1];
-                [cell setTitle:@"Installed"];
-                NSString *installed([package_ installed]);
-                [cell setValue:(installed == nil ? @"n/a" : installed)];
-            } break;
+        list_ = [[UITable alloc] initWithFrame:[self bounds]];
+        [self addSubview:list_];
 
-            case 2:
-                cell = [cells_ objectAtIndex:2];
-                [cell setTitle:@"Latest"];
-                [cell setValue:[package_ latest]];
-            break;
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-            case 3:
-                cell = [cells_ objectAtIndex:3];
-                [cell setTitle:@"Section"];
-                [cell setValue:[package_ section]];
-            break;
+        [list_ setDataSource:self];
+        [list_ setSeparatorStyle:1];
+        [list_ addTableColumn:column];
+        [list_ setDelegate:self];
+        [list_ setReusesTableCells:YES];
+    } return self;
+}
 
-            case 4:
-                cell = [cells_ objectAtIndex:4];
-                [cell setTitle:@"Size"];
-                [cell setValue:SizeString([package_ size])];
-            break;
+- (void) setPackage:(Package *)package {
+    if (package_ != nil) {
+        [package_ autorelease];
+        package_ = nil;
+    }
 
-            case 5:
-                cell = [cells_ objectAtIndex:5];
-                [cell setTitle:@"Maintainer"];
-                [cell setValue:[[package_ maintainer] name]];
-                [cell setShowDisclosure:YES];
-                [cell setShowSelection:YES];
-            break;
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
 
-            default: _assert(false);
-        } break;
+    [files_ removeAllObjects];
 
-        case 1: switch (row) {
-            case 0:
-                cell = [cells_ objectAtIndex:6];
-                [cell setTitle:nil];
-                [cell setValue:[package_ tagline]];
-            break;
+    if (package != nil) {
+        package_ = [package retain];
+        name_ = [[package id] retain];
 
-            case 1:
-                cell = [cells_ objectAtIndex:7];
-                [cell setTitle:@"Description"];
-                [cell setValue:[package_ description]];
-            break;
-        } break;
+        NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", name_];
 
-        default: _assert(false);
-    }
+        {
+            std::ifstream fin([path UTF8String]);
+            std::string line;
+            while (std::getline(fin, line))
+                [files_ addObject:[NSString stringWithUTF8String:line.c_str()]];
+        }
 
-    return cell;
-}
+        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]]
+                ]];
+            }
+        }
+    }
 
-- (BOOL) canSelectRow:(int)row {
-    return YES;
+    [list_ reloadData];
 }
 
-- (void) tableRowSelected:(NSNotification *)notification {
-    switch ([table_ selectedRow]) {
-        case 5:
-            [delegate_ openURL:[NSURL URLWithString:[NSString stringWithFormat:@"mailto:%@?subject=%@",
-                [[package_ maintainer] email],
-                [[NSString stringWithFormat:@"regarding apt package \"%@\"", [package_ name]] stringByAddingPercentEscapes]
-            ]]];
-        break;
-    }
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
 }
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
-
-        table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
-        [self addSubview:table_];
-
-        [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];
-        }
-    } return self;
+- (void) reloadData {
+    [self setPackage:[database_ packageWithName:name_]];
+    [self reloadButtons];
 }
 
-- (void) setPackage:(Package *)package {
-    package_ = [package retain];
-    [table_ reloadData];
+- (NSString *) title {
+    return @"Installed Files";
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
+- (NSString *) backButtonTitle {
+    return @"Files";
 }
 
 @end
 /* }}} */
-/* Package Cell {{{ */
-@protocol PackageCellDelegate
-- (NSString *) versionWithPackage:(Package *)package;
+/* Package View {{{ */
+@protocol PackageViewDelegate
+- (void) performPackage:(Package *)package;
 @end
 
-@interface PackageCell : UITableCell {
-    UITextLabel *name_;
-    UIRightTextLabel *version_;
-    UITextLabel *description_;
-    id delegate_;
+@interface PackageView : RVPage {
+    _transient Database *database_;
+    UIPreferencesTable *table_;
+    Package *package_;
+    NSString *name_;
+    UITextView *description_;
+    NSMutableArray *buttons_;
 }
 
-- (void) dealloc;
-
-- (PackageCell *) initWithDelegate:(id)delegate;
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
 - (void) setPackage:(Package *)package;
 
-- (void) _setSelected:(float)fraction;
-- (void) setSelected:(BOOL)selected;
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
-- (void) _setSelectionFadeFraction:(float)fraction;
-
 @end
 
-@implementation PackageCell
+@implementation PackageView
 
 - (void) dealloc {
-    [name_ release];
-    [version_ release];
-    [description_ release];
+    [table_ setDataSource:nil];
+    [table_ setDelegate:nil];
+
+    if (package_ != nil)
+        [package_ release];
+    if (name_ != nil)
+        [name_ release];
+    if (description_ != nil)
+        [description_ release];
+    [table_ release];
+    [buttons_ release];
     [super dealloc];
 }
 
-- (PackageCell *) initWithDelegate:(id)delegate {
-    if ((self = [super init]) != nil) {
-        delegate_ = delegate;
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+    int number = 2;
+    if ([package_ installed] != nil)
+        ++number;
+    if ([package_ source] != nil)
+        ++number;
+    return number;
+}
 
-        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 22);
-        GSFontRef large = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 16);
-        GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 14);
+- (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);
+}
 
-        CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-        float clear[] = {0, 0, 0, 0};
+- (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_;
+}
 
-        name_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 7, 250, 25)];
-        [name_ setBackgroundColor:CGColorCreate(space, clear)];
-        [name_ setFont:bold];
+- (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;
+        if ([[package_ source] trusted])
+            ++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_ relationships] != nil)
+            ++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);
+}
 
-        version_ = [[UIRightTextLabel alloc] initWithFrame:CGRectMake(290, 7, 70, 25)];
-        [version_ setBackgroundColor:CGColorCreate(space, clear)];
-        [version_ setFont:large];
+- (UIPreferencesTableCell *) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
+    UIPreferencesTableCell *cell = [[[UIPreferencesTableCell alloc] init] autorelease];
+    [cell setShowSelection:NO];
 
-        description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(13, 35, 315, 20)];
-        [description_ setBackgroundColor:CGColorCreate(space, clear)];
-        [description_ setFont:small];
+    if (group-- == 0) {
+        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 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_ installed] != nil && group-- == 0) {
+        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 (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_ relationships] != nil && row-- == 0) {
+            [cell setTitle:@"Package Relationships"];
+            [cell setShowDisclosure:YES];
+            [cell setShowSelection:YES];
+        } else _assert(false);
+    } else if ([package_ source] != nil && group-- == 0) {
+        Source *source = [package_ source];
+        NSString *description = [source description];
 
-        [self addSubview:name_];
-        [self addSubview:version_];
-        [self addSubview:description_];
+        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);
 
-        CFRelease(small);
-        CFRelease(large);
-        CFRelease(bold);
-    } return self;
+    return cell;
 }
 
-- (void) setPackage:(Package *)package {
-    [name_ setText:[package name]];
-    [version_ setText:[delegate_ versionWithPackage:package]];
-    [description_ setText:[package tagline]];
+- (BOOL) canSelectRow:(int)row {
+    return YES;
 }
 
-- (void) _setSelected:(float)fraction {
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
+// XXX: this is now unmaintainable
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [table_ selectedRow];
+    NSString *website = [package_ website];
+    Address *author = [package_ author];
+    BOOL trusted = [[package_ source] trusted];
+    NSString *installed = [package_ installed];
+    Address *maintainer = [package_ maintainer];
+
+    if (maintainer != nil && row == 7
+        + (author == nil ? 0 : 1)
+        + (website == nil ? 0 : 1)
+        + (trusted ? 1 : 0)
+        + (installed == nil ? 0 : 3)
+    ) {
+        [delegate_ openURL:[NSURL URLWithString:[NSString stringWithFormat:@"mailto:%@?subject=%@",
+            [maintainer email],
+            [[NSString stringWithFormat:@"regarding apt package \"%@\"", [package_ name]] stringByAddingPercentEscapes]
+        ]]];
+    } else if (installed && row == 5
+        + (author == nil ? 0 : 1)
+        + (website == nil ? 0 : 1)
+        + (trusted ? 1 : 0)
+    ) {
+        FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
+        [files setDelegate:delegate_];
+        [files setPackage:package_];
+        [book_ pushPage:files];
+    } else if (author != nil && row == 2) {
+        [delegate_ openURL:[NSURL URLWithString:[NSString stringWithFormat:@"mailto:%@?subject=%@",
+            [author email],
+            [[NSString stringWithFormat:@"regarding apt package \"%@\"", [package_ name]] stringByAddingPercentEscapes]
+        ]]];
+    } else if (website != nil && row == (author == nil ? 3 : 4)) {
+        NSURL *url = [NSURL URLWithString:website];
+        BrowserView *browser = [[[BrowserView alloc] initWithBook:book_ database:database_] autorelease];
+        [browser setDelegate:delegate_];
+        [book_ pushPage:browser];
+        [browser loadURL:url];
+    }
+}
 
-    float black[] = {
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-    1.0};
+- (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);
+}
 
-    float blue[] = {
-        interpolate(0.2, 1.0, fraction),
-        interpolate(0.2, 1.0, fraction),
-        interpolate(1.0, 1.0, fraction),
-    1.0};
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    int count = [buttons_ count];
+    _assert(count != 0);
+    _assert(button <= count + 1);
 
-    float gray[] = {
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-    1.0};
+    if (count != button - 1)
+        [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
 
-    [name_ setColor:CGColorCreate(space, black)];
-    [version_ setColor:CGColorCreate(space, blue)];
-    [description_ setColor:CGColorCreate(space, gray)];
+    [sheet dismiss];
 }
 
-- (void) setSelected:(BOOL)selected {
-    [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected];
+- (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]];
+    }
 }
 
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
-    if (!fade)
-        [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected withFade:fade];
+- (NSString *) rightButtonTitle {
+    int count = [buttons_ count];
+    return count == 0 ? nil : count != 1 ? @"Modify" : [buttons_ objectAtIndex:0];
 }
 
-- (void) _setSelectionFadeFraction:(float)fraction {
-    [self _setSelected:fraction];
-    [super _setSelectionFadeFraction:fraction];
+- (NSString *) title {
+    return @"Details";
 }
 
-@end
-/* }}} */
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
-/* Source {{{ */
-@interface Source : NSObject {
-    NSString *description_;
-    NSString *label_;
-    NSString *origin_;
+        table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
+        [self addSubview:table_];
 
-    NSString *uri_;
-    NSString *distribution_;
-    NSString *type_;
+        [table_ setDataSource:self];
+        [table_ setDelegate:self];
 
-    BOOL trusted_;
+        buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
+    } return self;
 }
 
-- (void) dealloc;
+- (void) setPackage:(Package *)package {
+    if (package_ != nil) {
+        [package_ autorelease];
+        package_ = nil;
+    }
 
-- (Source *) initWithMetaIndex:(metaIndex *)index;
+    if (name_ != nil) {
+        [name_ release];
+        name_ = nil;
+    }
 
-- (BOOL) trusted;
+    if (description_ != nil) {
+        [description_ release];
+        description_ = nil;
+    }
 
-- (NSString *) uri;
-- (NSString *) distribution;
-- (NSString *) type;
+    [buttons_ removeAllObjects];
 
-- (NSString *) description;
-- (NSString *) label;
-- (NSString *) origin;
-@end
+    if (package != nil) {
+        package_ = [package retain];
+        name_ = [[package id] retain];
 
-@implementation Source
+        NSString *description([package description]);
+        if (description == nil)
+            description = [package tagline];
+        if (description != nil) {
+            description_ = [GetTextView(description, 12, true) retain];
+            [description_ setTextColor:Black_];
+        }
 
-- (void) dealloc {
-    [uri_ release];
-    [distribution_ release];
-    [type_ release];
+        [table_ reloadData];
 
-    if (description_ != nil)
-        [description_ release];
-    if (label_ != nil)
-        [label_ release];
-    if (origin_ != nil)
-        [origin_ release];
+        if ([package_ source] == nil);
+        else if ([package_ installed] == nil)
+            [buttons_ addObject:@"Install"];
+        else if ([package_ upgradable])
+            [buttons_ addObject:@"Upgrade"];
+        else
+            [buttons_ addObject:@"Reinstall"];
+        if ([package_ installed] != nil)
+            [buttons_ addObject:@"Remove"];
+    }
+}
 
-    [super dealloc];
+- (void) resetViewAnimated:(BOOL)animated {
+    [table_ resetViewAnimated:animated];
+}
+
+- (void) reloadData {
+    [self setPackage:[database_ packageWithName:name_]];
+    [self reloadButtons];
+}
+
+@end
+/* }}} */
+/* Package Table {{{ */
+@interface PackageTable : RVPage {
+    _transient Database *database_;
+    NSString *title_;
+    SEL filter_;
+    id object_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UISectionList *list_;
 }
 
-- (Source *) initWithMetaIndex:(metaIndex *)index {
-    if ((self = [super init]) != nil) {
-        trusted_ = index->IsTrusted();
+- (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
 
-        uri_ = [[NSString stringWithCString:index->GetURI().c_str()] retain];
-        distribution_ = [[NSString stringWithCString:index->GetDist().c_str()] retain];
-        type_ = [[NSString stringWithCString:index->GetType()] retain];
+- (void) setDelegate:(id)delegate;
+- (void) setObject:(id)object;
 
-        description_ = nil;
-        label_ = nil;
-        origin_ = nil;
+- (void) reloadData;
+- (void) resetCursor;
 
-        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;
+- (UISectionList *) list;
 
-                std::string name(line.substr(0, colon));
-                std::string value(line.substr(colon + 1));
-                while (!value.empty() && value[0] == ' ')
-                    value = value.substr(1);
+- (void) setShouldHideHeaderInShortLists:(BOOL)hide;
 
-                if (name == "Description")
-                    description_ = [[NSString stringWithCString:value.c_str()] retain];
-                else if (name == "Label")
-                    label_ = [[NSString stringWithCString:value.c_str()] retain];
-                else if (name == "Origin")
-                    origin_ = [[NSString stringWithCString:value.c_str()] retain];
-            }
-        }
-    } return self;
+@end
+
+@implementation PackageTable
+
+- (void) dealloc {
+    [list_ setDataSource:nil];
+
+    [title_ release];
+    if (object_ != nil)
+        [object_ release];
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
+    [super dealloc];
 }
 
-- (BOOL) trusted {
-    return trusted_;
+- (int) numberOfSectionsInSectionList:(UISectionList *)list {
+    return [sections_ count];
 }
 
-- (NSString *) uri {
-    return uri_;
+- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
+    return [[sections_ objectAtIndex:section] name];
 }
 
-- (NSString *) distribution {
-    return distribution_;
+- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
+    return [[sections_ objectAtIndex:section] row];
 }
 
-- (NSString *) type {
-    return type_;
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [packages_ count];
 }
 
-- (NSString *) description {
-    return description_;
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
 }
 
-- (NSString *) label {
-    return label_;
+- (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;
 }
 
-- (NSString *) origin {
-    return origin_;
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return NO;
 }
 
-@end
-/* }}} */
-/* Source Cell {{{ */
-@interface SourceCell : UITableCell {
-    UITextLabel *description_;
-    UIRightTextLabel *label_;
-    UITextLabel *origin_;
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
+
+    Package *package = [packages_ objectAtIndex:row];
+    PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
+    [view setDelegate:delegate_];
+    [view setPackage:package];
+    [book_ pushPage:view];
 }
 
-- (void) dealloc;
+- (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];
 
-- (SourceCell *) initWithSource:(Source *)source;
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
-- (void) _setSelected:(float)fraction;
-- (void) setSelected:(BOOL)selected;
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade;
-- (void) _setSelectionFadeFraction:(float)fraction;
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
+        [list_ setDataSource:self];
 
-@end
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-@implementation SourceCell
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+        [table setReusesTableCells:YES];
 
-- (void) dealloc {
-    [description_ release];
-    [label_ release];
-    [origin_ release];
-    [super dealloc];
+        [self addSubview:list_];
+        [self reloadData];
+    } return self;
 }
 
-- (SourceCell *) initWithSource:(Source *)source {
-    if ((self = [super init]) != nil) {
-        GSFontRef bold = GSFontCreateWithName("Helvetica", kGSFontTraitBold, 20);
-        GSFontRef small = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 14);
+- (void) setDelegate:(id)delegate {
+    delegate_ = delegate;
+}
 
-        CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-        float clear[] = {0, 0, 0, 0};
+- (void) setObject:(id)object {
+    if (object_ != nil)
+        [object_ release];
+    if (object == nil)
+        object_ = nil;
+    else
+        object_ = [object retain];
+}
 
-        NSString *description = [source description];
-        if (description == nil)
-            description = [source uri];
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
 
-        description_ = [[UITextLabel alloc] initWithFrame:CGRectMake(12, 7, 270, 25)];
-        [description_ setBackgroundColor:CGColorCreate(space, clear)];
-        [description_ setFont:bold];
-        [description_ setText:description];
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
 
-        NSString *label = [source label];
-        if (label == nil)
-            label = [source type];
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        if ([[package performSelector:filter_ withObject:object_] boolValue])
+            [packages_ addObject:package];
+    }
 
-        label_ = [[UIRightTextLabel alloc] initWithFrame:CGRectMake(290, 32, 90, 25)];
-        [label_ setBackgroundColor:CGColorCreate(space, clear)];
-        [label_ setFont:small];
-        [label_ setText:label];
+    Section *section = nil;
 
-        NSString *origin = [source origin];
-        if (origin == nil)
-            origin = [source distribution];
+    for (size_t offset(0); offset != [packages_ count]; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
+        NSString *name = [package index];
 
-        origin_ = [[UITextLabel alloc] initWithFrame:CGRectMake(13, 35, 315, 20)];
-        [origin_ setBackgroundColor:CGColorCreate(space, clear)];
-        [origin_ setFont:small];
-        [origin_ setText:origin];
+        if (section == nil || ![[section name] isEqualToString:name]) {
+            section = [[[Section alloc] initWithName:name row:offset] autorelease];
+            [sections_ addObject:section];
+        }
 
-        [self addSubview:description_];
-        [self addSubview:label_];
-        [self addSubview:origin_];
+        [section addToCount];
+    }
 
-        CFRelease(small);
-        CFRelease(bold);
-    } return self;
+    [list_ reloadData];
 }
 
-- (void) _setSelected:(float)fraction {
-    CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-
-    float black[] = {
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-        interpolate(0.0, 1.0, fraction),
-    1.0};
-
-    float blue[] = {
-        interpolate(0.2, 1.0, fraction),
-        interpolate(0.2, 1.0, fraction),
-        interpolate(1.0, 1.0, fraction),
-    1.0};
-
-    float gray[] = {
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-        interpolate(0.4, 1.0, fraction),
-    1.0};
+- (NSString *) title {
+    return title_;
+}
 
-    [description_ setColor:CGColorCreate(space, black)];
-    [label_ setColor:CGColorCreate(space, blue)];
-    [origin_ setColor:CGColorCreate(space, gray)];
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
 }
 
-- (void) setSelected:(BOOL)selected {
-    [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected];
+- (void) resetCursor {
+    [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
 }
 
-- (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
-    if (!fade)
-        [self _setSelected:(selected ? 1.0 : 0.0)];
-    [super setSelected:selected withFade:fade];
+- (UISectionList *) list {
+    return list_;
 }
 
-- (void) _setSelectionFadeFraction:(float)fraction {
-    [self _setSelected:fraction];
-    [super _setSelectionFadeFraction:fraction];
+- (void) setShouldHideHeaderInShortLists:(BOOL)hide {
+    [list_ setShouldHideHeaderInShortLists:hide];
 }
 
 @end
 /* }}} */
-/* Sources View {{{ */
-@interface SourcesView : ResetView {
-    UISectionList *list_;
-    Database *database_;
-    id delegate_;
-    NSMutableArray *sources_;
-    UIAlertSheet *alert_;
+
+/* Browser Implementation {{{ */
+@implementation BrowserView
+
+- (void) dealloc {
+    WebView *webview = [webview_ webView];
+    [webview setFrameLoadDelegate:nil];
+    [webview setResourceLoadDelegate:nil];
+    [webview setUIDelegate:nil];
+
+    [scroller_ setDelegate:nil];
+    [webview_ setDelegate:nil];
+
+    [scroller_ release];
+    [webview_ release];
+    [urls_ release];
+    [indicator_ release];
+    if (title_ != nil)
+        [title_ release];
+    [super dealloc];
 }
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list;
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section;
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section;
+- (void) loadURL:(NSURL *)url cachePolicy:(NSURLRequestCachePolicy)policy {
+    NSMutableURLRequest *request = [NSMutableURLRequest
+        requestWithURL:url
+        cachePolicy:policy
+        timeoutInterval:30.0
+    ];
 
-- (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;
+    [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"];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
+    [self loadRequest:request];
+}
 
-- (void) dealloc;
-- (id) initWithFrame:(CGRect)frame database:(Database *)database;
-- (void) setDelegate:(id)delegate;
-- (void) reloadData;
-- (NSString *) leftTitle;
-- (NSString *) rightTitle;
-@end
 
-@implementation SourcesView
+- (void) loadURL:(NSURL *)url {
+    [self loadURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy];
+}
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list {
-    return 1;
+// XXX: this needs to add the headers
+- (NSURLRequest *) _addHeadersToRequest:(NSURLRequest *)request {
+    return request;
 }
 
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
-    return @"sources";
+- (void) loadRequest:(NSURLRequest *)request {
+    [webview_ loadRequest:request];
 }
 
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
-    return 0;
+- (void) reloadURL {
+    NSURL *url = [[[urls_ lastObject] retain] autorelease];
+    [urls_ removeLastObject];
+    [self loadURL:url cachePolicy:NSURLRequestReloadIgnoringCacheData];
 }
 
-- (int) numberOfRowsInTable:(UITable *)table {
-    return [sources_ count];
+- (WebView *) webView {
+    return [webview_ webView];
 }
 
-- (float) table:(UITable *)table heightForRow:(int)row {
-    return 64;
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame {
+    [scroller_ setContentSize:frame.size];
 }
 
-- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
-    return [[[SourceCell alloc] initWithSource:[sources_ objectAtIndex:row]] autorelease];
+- (void) view:(UIView *)sender didSetFrame:(CGRect)frame oldFrame:(CGRect)old {
+    [self view:sender didSetFrame:frame];
 }
 
-- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
-    return NO;
+- (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)dataSource {
+    return [self _addHeadersToRequest:request];
 }
 
-- (void) tableRowSelected:(NSNotification*)notification {
-    UITable *table([list_ table]);
-    int row([table selectedRow]);
-    if (row == INT_MAX)
+- (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];
+}
+
+- (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];
 
-    [table selectRow:-1 byExtendingSelection:NO withFade:YES];
+            [sheet setBodyText:[NSString stringWithFormat:
+                @"The package %@ cannot be found in your current sources. I might recommend installing more sources."
+            , name]];
+
+            [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];
+        }
+    }
 }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [alert_ dismiss];
-    [alert_ release];
-    alert_ = nil;
+- (void) webView:(WebView *)sender didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
+    title_ = [title retain];
+    [self setTitle:title];
 }
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    switch (button) {
-        case 0:
-            alert_ = [[UIAlertSheet alloc]
-                initWithTitle:@"Unimplemented"
-                buttons:[NSArray arrayWithObjects:@"Okay", nil]
-                defaultButtonIndex:0
-                delegate:self
-                context:self
-            ];
+- (void) webView:(WebView *)sender didStartProvisionalLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
 
-            [alert_ setBodyText:@"This feature will be implemented soon. In the mean time, you may add sources by adding .list files to '/etc/apt/sources.list.d'. If you'd like to be in the default list, please contact the author of Packager."];
-            [alert_ popupAlertAnimated:YES];
-        break;
+    reloading_ = false;
+    loading_ = true;
+    [indicator_ startAnimation];
+    [self reloadButtons];
 
-        case 1:
-            [delegate_ update];
-        break;
+    if (title_ != nil) {
+        [title_ release];
+        title_ = nil;
     }
+
+    [self setTitle:@"Loading..."];
+
+    WebView *webview = [webview_ webView];
+    NSString *href = [webview mainFrameURL];
+    [urls_ addObject:[NSURL URLWithString:href]];
+
+    CGRect webrect = [scroller_ frame];
+    webrect.size.height = 0;
+    [webview_ setFrame:webrect];
 }
 
-- (void) dealloc {
-    if (sources_ != nil)
-        [sources_ release];
-    [list_ release];
-    [super dealloc];
+- (void) _finishLoading {
+    if (!reloading_) {
+        loading_ = false;
+        [indicator_ stopAnimation];
+        [self reloadButtons];
+    }
 }
 
-- (id) initWithFrame:(CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
+- (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
+    [self _finishLoading];
+}
+
+- (void) webView:(WebView *)sender didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
+    if ([frame parentFrame] != nil)
+        return;
+    [self setTitle:[error localizedDescription]];
+    [self _finishLoading];
+}
+
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
         database_ = database;
-        sources_ = nil;
+        loading_ = false;
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
-        CGRect bounds = [self bounds];
+        struct CGRect bounds = [self bounds];
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+        UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:bounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        scroller_ = [[UIScroller alloc] initWithFrame:bounds];
+        [self addSubview:scroller_];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Sources"] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+        [scroller_ setScrollingEnabled:YES];
+        [scroller_ setAdjustForContentSizeChange:YES];
+        [scroller_ setClipsSubviews:YES];
+        [scroller_ setAllowsRubberBanding:YES];
+        [scroller_ setScrollDecelerationFactor:0.99];
+        [scroller_ setDelegate:self];
 
-        list_ = [[UISectionList alloc] initWithFrame:CGRectMake(
-            0, navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        CGRect webrect = [scroller_ bounds];
+        webrect.size.height = 0;
 
-        [self addSubview:list_];
+        webview_ = [[UIWebView alloc] initWithFrame:webrect];
+        [scroller_ addSubview:webview_];
 
-        [list_ setDataSource:self];
-        [list_ setShouldHideHeaderInShortLists:NO];
+        [webview_ setTilingEnabled:YES];
+        [webview_ setTileSize:CGSizeMake(webrect.size.width, 500)];
+        [webview_ setAutoresizes:YES];
+        [webview_ setDelegate:self];
+        //[webview_ setEnabledGestures:2];
 
-        UITableColumn *column = [[UITableColumn alloc]
-            initWithTitle:@"Name"
-            identifier:@"name"
-            width:frame.size.width
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:0];
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectMake(281, 42, indsize.width, indsize.height)];
+        [indicator_ setStyle:0];
+
+        Package *package([database_ packageWithName:@"cydia"]);
+        NSString *application = package == nil ? @"Cydia" : [NSString
+            stringWithFormat:@"Cydia/%@",
+            [package installed]
         ];
 
-        UITable *table = [list_ table];
-        [table setSeparatorStyle:1];
-        [table addTableColumn:column];
-        [table setDelegate:self];
+        WebView *webview = [webview_ webView];
+        [webview setApplicationNameForUserAgent:application];
+        [webview setFrameLoadDelegate:self];
+        [webview setResourceLoadDelegate:self];
+        [webview setUIDelegate:self];
+
+        urls_ = [[NSMutableArray alloc] initWithCapacity:16];
     } return self;
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
 }
 
-- (void) reloadData {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
-
-    if (sources_ != nil)
-        [sources_ release];
+- (void) _leftButtonClicked {
+    UIAlertSheet *sheet = [[[UIAlertSheet alloc]
+        initWithTitle:@"About Cydia Packager"
+        buttons:[NSArray arrayWithObjects:@"Close", nil]
+        defaultButtonIndex:0
+        delegate:self
+        context:@"about"
+    ] autorelease];
 
-    sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
-    for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
-        [sources_ addObject:[[[Source alloc] initWithMetaIndex:*source] 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/"
+    ];
 
-    [self resetView];
-    [list_ reloadData];
+    [sheet popupAlertAnimated:YES];
 }
 
-- (NSString *) leftTitle {
-    return @"Refresh All";
+- (void) _rightButtonClicked {
+    reloading_ = true;
+    [self reloadURL];
 }
 
-- (NSString *) rightTitle {
-    return @"Edit";
+- (NSString *) leftButtonTitle {
+    return @"About";
 }
 
-@end
-/* }}} */
+- (NSString *) rightButtonTitle {
+    return loading_ ? @"" : @"Reload";
+}
 
-@implementation Database
+- (NSString *) title {
+    return nil;
+}
 
-- (void) _readStatus:(NSNumber *)fd {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+- (NSString *) backButtonTitle {
+    return @"Browser";
+}
 
-    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
-    std::istream is(&ib);
-    std::string line;
+- (void) setPageActive:(BOOL)active {
+    if (active)
+        [book_ addSubview:indicator_];
+    else
+        [indicator_ removeFromSuperview];
+}
 
-    const char *error;
-    int offset;
-    pcre *code = pcre_compile("^([^:]*):([^:]*):([^:]*):(.*)$", 0, &error, &offset, NULL);
+- (void) resetViewAnimated:(BOOL)animated {
+}
 
-    pcre_extra *study = NULL;
-    int capture;
-    pcre_fullinfo(code, study, PCRE_INFO_CAPTURECOUNT, &capture);
-    int matches[(capture + 1) * 3];
+@end
+/* }}} */
 
-    while (std::getline(is, line)) {
-        const char *data(line.c_str());
+@interface CYBook : RVBook <
+    ProgressDelegate
+> {
+    _transient Database *database_;
+    UIView *overlay_;
+    UIProgressIndicator *indicator_;
+    UITextLabel *prompt_;
+    UIProgressBar *progress_;
+    bool updating_;
+}
 
-        _assert(pcre_exec(code, study, data, line.size(), 0, 0, matches, sizeof(matches) / sizeof(matches[0])) >= 0);
+- (id) initWithFrame:(CGRect)frame database:(Database *)database;
+- (void) update;
+- (BOOL) updating;
 
-        std::istringstream buffer(line.substr(matches[6], matches[7] - matches[6]));
-        float percent;
-        buffer >> percent;
-        [delegate_ setPercent:(percent / 100)];
+@end
 
-        NSString *string = [NSString stringWithCString:(data + matches[8]) length:(matches[9] - matches[8])];
-        std::string type(line.substr(matches[2], matches[3] - matches[2]));
+/* Install View {{{ */
+@interface InstallView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UITable *list_;
+    UIView *accessory_;
+}
 
-        if (type == "pmerror")
-            [delegate_ setError:string];
-        else if (type == "pmstatus")
-            [delegate_ setTitle:string];
-        else if (type == "pmconffile")
-            ;
-        else _assert(false);
-    }
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
-    [pool release];
-}
+@end
 
-- (void) _readOutput:(NSNumber *)fd {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+@implementation InstallView
 
-    __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
-    std::istream is(&ib);
-    std::string line;
+- (void) dealloc {
+    [list_ setDataSource:nil];
+    [list_ setDelegate:nil];
 
-    while (std::getline(is, line))
-        [delegate_ addOutput:[NSString stringWithCString:line.c_str()]];
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
+    [accessory_ release];
+    [super dealloc];
+}
 
-    [pool release];
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [sections_ count] + 1;
 }
 
-- (Package *) packageWithName:(NSString *)name {
-    pkgCache::PkgIterator iterator(cache_->FindPkg([name cString]));
-    return iterator.end() ? nil : [Package packageWithIterator:iterator database:self];
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return 45;
 }
 
-- (Database *) init {
-    if ((self = [super init]) != nil) {
-        records_ = NULL;
-        resolver_ = NULL;
-        fetcher_ = NULL;
-        lock_ = NULL;
+- (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;
+}
 
-        int fds[2];
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return YES;
+}
 
-        _assert(pipe(fds) != -1);
-        statusfd_ = fds[1];
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readStatus:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
-        ];
+    Section *section;
+    NSString *name;
+    NSString *title;
 
-        _assert(pipe(fds) != -1);
-        _assert(dup2(fds[1], 1) != -1);
-        _assert(close(fds[1]) != -1);
+    if (row == 0) {
+        section = nil;
+        name = nil;
+        title = @"All Packages";
+    } else {
+        section = [sections_ objectAtIndex:(row - 1)];
+        name = [section name];
 
-        [NSThread
-            detachNewThreadSelector:@selector(_readOutput:)
-            toTarget:self
-            withObject:[[NSNumber numberWithInt:fds[0]] retain]
-        ];
-    } return self;
-}
+        if (name != nil)
+            title = name;
+        else {
+            name = @"";
+            title = @"(No Section)";
+        }
+    }
 
-- (pkgCacheFile &) cache {
-    return cache_;
-}
+    PackageTable *table = [[[PackageTable alloc]
+        initWithBook:book_
+        database:database_
+        title:title
+        filter:@selector(isUninstalledInSection:)
+        with:name
+    ] autorelease];
 
-- (pkgRecords *) records {
-    return records_;
-}
+    [table setDelegate:delegate_];
 
-- (pkgProblemResolver *) resolver {
-    return resolver_;
+    [book_ pushPage:table];
 }
 
-- (pkgAcquire &) fetcher {
-    return *fetcher_;
-}
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
-- (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;
-}
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
-- (void) prepare {
-    pkgRecords records(cache_);
+        list_ = [[UITable alloc] initWithFrame:[self bounds]];
+        [self addSubview:list_];
 
-    lock_ = new FileFd();
-    lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
-    _assert(!_error->PendingError());
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+        [list_ setDataSource:self];
+        [list_ setSeparatorStyle:1];
+        [list_ addTableColumn:column];
+        [list_ setDelegate:self];
+        [list_ setReusesTableCells:YES];
 
-    manager_ = (_system->CreatePM(cache_));
-    _assert(manager_->GetArchives(fetcher_, &list, &records));
-    _assert(!_error->PendingError());
+        [self reloadData];
+    } return self;
 }
 
-- (void) perform {
-    if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue)
-        return;
-
-    _system->UnLock();
-    pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
 
-    if (result == pkgPackageManager::Failed)
-        return;
-    if (_error->PendingError())
-        return;
-    if (result != pkgPackageManager::Completed)
-        return;
-}
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
 
-- (void) update {
-    pkgSourceList list;
-    _assert(list.ReadMainList());
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        if ([package valid] && [package installed] == nil)
+            [packages_ addObject:package];
+    }
 
-    FileFd lock;
-    lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
-    _assert(!_error->PendingError());
+    [packages_ sortUsingSelector:@selector(compareBySection:)];
 
-    pkgAcquire fetcher(&status_);
-    _assert(list.GetIndexes(&fetcher));
-    _assert(fetcher.Run(PulseInterval_) != pkgAcquire::Failed);
+    Section *section = nil;
+    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
+        NSString *name = [package section];
 
-    bool failed = false;
-    for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
-        if ((*item)->Status != pkgAcquire::Item::StatDone) {
-            (*item)->Finished();
-            failed = true;
+        if (section == nil || name != nil && ![[section name] isEqualToString:name]) {
+            section = [[[Section alloc] initWithName:name row:offset] autorelease];
+            [sections_ addObject:section];
         }
 
-    if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
-        _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
-        _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
+        [section addToCount];
     }
+
+    [list_ reloadData];
 }
 
-- (void) upgrade {
-    _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
-    _assert(pkgApplyStatus(cache_));
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
+}
 
-    if (cache_->BrokenCount() != 0) {
-        _assert(pkgFixBroken(cache_));
-        _assert(cache_->BrokenCount() == 0);
-        _assert(pkgMinimizeUpgrade(cache_));
-    }
+- (NSString *) title {
+    return @"Install";
+}
 
-    _assert(pkgDistUpgrade(cache_));
+- (NSString *) backButtonTitle {
+    return @"Sections";
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    status_.setDelegate(delegate);
-    progress_.setDelegate(delegate);
+- (UIView *) accessoryView {
+    return accessory_;
 }
 
 @end
-
-/* Progress Data {{{ */
-@interface ProgressData : NSObject {
-    SEL selector_;
-    id target_;
-    id object_;
+/* }}} */
+/* Changes View {{{ */
+@interface ChangesView : RVPage {
+    _transient Database *database_;
+    NSMutableArray *packages_;
+    NSMutableArray *sections_;
+    UISectionList *list_;
+    unsigned upgrades_;
 }
 
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
-- (SEL) selector;
-- (id) target;
-- (id) object;
 @end
 
-@implementation ProgressData
+@implementation ChangesView
 
-- (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
-    if ((self = [super init]) != nil) {
-        selector_ = selector;
-        target_ = target;
-        object_ = object;
-    } return self;
-}
+- (void) dealloc {
+    [[list_ table] setDelegate:nil];
+    [list_ setDataSource:nil];
 
-- (SEL) selector {
-    return selector_;
+    [packages_ release];
+    [sections_ release];
+    [list_ release];
+    [super dealloc];
 }
 
-- (id) target {
-    return target_;
+- (int) numberOfSectionsInSectionList:(UISectionList *)list {
+    return [sections_ count];
 }
 
-- (id) object {
-    return object_;
+- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
+    return [[sections_ objectAtIndex:section] name];
 }
 
-@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_;
+- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
+    return [[sections_ objectAtIndex:section] row];
 }
 
-- (void) dealloc;
-
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate;
-- (void) setContentView:(UIView *)view;
-- (void) resetView;
+- (int) numberOfRowsInTable:(UITable *)table {
+    return [packages_ count];
+}
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button;
+- (float) table:(UITable *)table heightForRow:(int)row {
+    return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
+}
 
-- (void) _retachThread;
-- (void) _detachNewThreadData:(ProgressData *)data;
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object;
+- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
+    if (reusing == nil)
+        reusing = [[[PackageCell alloc] init] autorelease];
+    [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
+    return reusing;
+}
 
-- (void) setError:(NSString *)error;
-- (void) _setError:(NSString *)error;
+- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
+    return NO;
+}
 
-- (void) setTitle:(NSString *)title;
-- (void) _setTitle:(NSString *)title;
+- (void) tableRowSelected:(NSNotification *)notification {
+    int row = [[notification object] selectedRow];
+    if (row == INT_MAX)
+        return;
+    Package *package = [packages_ objectAtIndex:row];
+    PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
+    [view setDelegate:delegate_];
+    [view setPackage:package];
+    [book_ pushPage:view];
+}
 
-- (void) setPercent:(float)percent;
-- (void) _setPercent:(NSNumber *)percent;
+- (void) _leftButtonClicked {
+    [(CYBook *)book_ update];
+    [self reloadButtons];
+}
 
-- (void) addOutput:(NSString *)output;
-- (void) _addOutput:(NSString *)output;
-@end
+- (void) _rightButtonClicked {
+    [delegate_ distUpgrade];
+}
 
-@protocol ProgressViewDelegate
-- (void) progressViewIsComplete:(ProgressView *)sender;
-@end
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        database_ = database;
 
-@implementation ProgressView
+        packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+        sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
 
-- (void) dealloc {
-    [view_ release];
-    [background_ release];
-    [transition_ release];
-    [overlay_ release];
-    [navbar_ release];
-    [progress_ release];
-    [output_ release];
-    [status_ release];
-    [super dealloc];
-}
+        list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
+        [self addSubview:list_];
 
-- (ProgressView *) initWithFrame:(struct CGRect)frame delegate:(id)delegate {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        delegate_ = delegate;
+        [list_ setShouldHideHeaderInShortLists:NO];
+        [list_ setDataSource:self];
+        //[list_ setSectionListStyle:1];
 
-        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};
+        UITableColumn *column = [[[UITableColumn alloc]
+            initWithTitle:@"Name"
+            identifier:@"name"
+            width:[self frame].size.width
+        ] autorelease];
 
-        background_ = [[UIView alloc] initWithFrame:[self bounds]];
-        [background_ setBackgroundColor:CGColorCreate(space, black)];
-        [self addSubview:background_];
+        UITable *table = [list_ table];
+        [table setSeparatorStyle:1];
+        [table addTableColumn:column];
+        [table setDelegate:self];
+        [table setReusesTableCells:YES];
 
-        transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
-        [self addSubview:transition_];
+        [self reloadData];
+    } return self;
+}
 
-        overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
+- (void) reloadData {
+    NSArray *packages = [database_ packages];
 
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
+    [packages_ removeAllObjects];
+    [sections_ removeAllObjects];
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [overlay_ addSubview:navbar_];
+    for (size_t i(0); i != [packages count]; ++i) {
+        Package *package([packages objectAtIndex:i]);
+        if ([package installed] == nil && [package valid] || [package upgradable])
+            [packages_ addObject:package];
+    }
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+    [packages_ sortUsingSelector:@selector(compareForChanges:)];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:@"Running..."] autorelease];
-        [navbar_ pushNavigationItem:navitem];
+    Section *upgradable = [[[Section alloc] initWithName:@"Available Upgrades" row:0] autorelease];
+    Section *section = nil;
 
-        CGRect bounds = [overlay_ bounds];
-        CGSize prgsize = [UIProgressBar defaultSize];
+    upgrades_ = 0;
+    bool unseens = false;
 
-        CGRect prgrect = {{
-            (bounds.size.width - prgsize.width) / 2,
-            bounds.size.height - prgsize.height - 20
-        }, prgsize};
+    CFLocaleRef locale = CFLocaleCopyCurrent();
+    CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, locale, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 
-        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
-        [overlay_ addSubview:progress_];
+    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
+        Package *package = [packages_ objectAtIndex:offset];
 
-        status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
-            10,
-            bounds.size.height - prgsize.height - 50,
-            bounds.size.width - 20,
-            24
-        )];
+        if ([package upgradable]) {
+            ++upgrades_;
+            [upgradable addToCount];
+        } else {
+            unseens = true;
+            NSDate *seen = [package seen];
 
-        [status_ setColor:CGColorCreate(space, white)];
-        [status_ setBackgroundColor:CGColorCreate(space, clear)];
+            NSString *name;
 
-        [status_ setCentersHorizontally:YES];
-        //[status_ setFont:font];
+            if (seen == nil)
+                name = [@"n/a ?" retain];
+            else {
+                name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
+            }
 
-        output_ = [[UITextView alloc] initWithFrame:CGRectMake(
-            10,
-            navrect.size.height + 20,
-            bounds.size.width - 20,
-            bounds.size.height - navsize.height - 62 - navrect.size.height
-        )];
+            if (section == nil || ![[section name] isEqualToString:name]) {
+                section = [[[Section alloc] initWithName:name row:offset] autorelease];
+                [sections_ addObject:section];
+            }
 
-        //[output_ setTextFont:@"Courier New"];
-        [output_ setTextSize:12];
+            [name release];
+            [section addToCount];
+        }
+    }
 
-        [output_ setTextColor:CGColorCreate(space, white)];
-        [output_ setBackgroundColor:CGColorCreate(space, clear)];
+    CFRelease(formatter);
+    CFRelease(locale);
 
-        [output_ setMarginTop:0];
-        [output_ setAllowsRubberBanding:YES];
+    if (unseens) {
+        Section *last = [sections_ lastObject];
+        size_t count = [last count];
+        [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
+        [sections_ removeLastObject];
+    }
 
-        [overlay_ addSubview:output_];
-        [overlay_ addSubview:status_];
+    if (upgrades_ != 0)
+        [sections_ insertObject:upgradable atIndex:0];
 
-        [progress_ setStyle:0];
-    } return self;
+    [list_ reloadData];
+    [self reloadButtons];
 }
 
-- (void) setContentView:(UIView *)view {
-    view_ = view;
+- (void) resetViewAnimated:(BOOL)animated {
+    [list_ resetViewAnimated:animated];
 }
 
-- (void) resetView {
-    [transition_ transition:6 toView:view_];
+- (NSString *) leftButtonTitle {
+    return [(CYBook *)book_ updating] ? nil : @"Refresh";
 }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
-    [sheet dismiss];
+- (NSString *) rightButtonTitle {
+    return upgrades_ == 0 ? nil : [NSString stringWithFormat:@"Upgrade All (%u)", upgrades_];
 }
 
-- (void) _retachThread {
-    [delegate_ progressViewIsComplete:self];
-    [self resetView];
+- (NSString *) title {
+    return @"Changes";
 }
 
-- (void) _detachNewThreadData:(ProgressData *)data {
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+@end
+/* }}} */
+/* Manage View {{{ */
+@interface ManageView : PackageTable {
+}
 
-    [[data target] performSelector:[data selector] withObject:[data object]];
-    [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
 
-    [data release];
-    [pool release];
-}
+@end
 
-- (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object {
-    [status_ setText:nil];
-    [output_ setText:@""];
-    [progress_ setProgress:0];
+@implementation ManageView
 
-    [transition_ transition:6 toView:overlay_];
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super
+        initWithBook:book
+        database:database
+        title:nil
+        filter:@selector(isInstalledInSection:)
+        with:nil
+    ]) != nil) {
+    } return self;
+}
 
-    [NSThread
-        detachNewThreadSelector:@selector(_detachNewThreadData:)
-        toTarget:self
-        withObject:[[ProgressData alloc]
-            initWithSelector:selector
-            target:target
-            object:object
-        ]
-    ];
+- (NSString *) title {
+    return @"Installed Packages";
 }
 
-- (void) setError:(NSString *)error {
-    [self
-        performSelectorOnMainThread:@selector(_setError:)
-        withObject:error
-        waitUntilDone:YES
-    ];
+- (NSString *) backButtonTitle {
+    return @"All Packages";
 }
 
-- (void) _setError:(NSString *)error {
-    UIAlertSheet *sheet = [[[UIAlertSheet alloc]
-        initWithTitle:@"Package Error"
-        buttons:[NSArray arrayWithObjects:@"Okay", nil]
-        defaultButtonIndex:0
-        delegate:self
-        context:self
-    ] autorelease];
+@end
+/* }}} */
+/* Search View {{{ */
+@protocol SearchViewDelegate
+- (void) showKeyboard:(BOOL)show;
+@end
 
-    [sheet setBodyText:error];
-    [sheet popupAlertAnimated:YES];
+@interface SearchView : RVPage {
+    UIView *accessory_;
+    UISearchField *field_;
+    UITransitionView *transition_;
+    PackageTable *table_;
+    UIPreferencesTable *advanced_;
+    UIView *dimmed_;
+    bool flipped_;
+    bool reload_;
 }
 
-- (void) setTitle:(NSString *)title {
-    [self
-        performSelectorOnMainThread:@selector(_setTitle:)
-        withObject:title
-        waitUntilDone:YES
-    ];
-}
+- (id) initWithBook:(RVBook *)book database:(Database *)database;
+- (void) reloadData;
 
-- (void) _setTitle:(NSString *)title {
-    [status_ setText:[title stringByAppendingString:@"..."]];
-}
+@end
 
-- (void) setPercent:(float)percent {
-    [self
-        performSelectorOnMainThread:@selector(_setPercent:)
-        withObject:[NSNumber numberWithFloat:percent]
-        waitUntilDone:YES
-    ];
-}
+@implementation SearchView
 
-- (void) _setPercent:(NSNumber *)percent {
-    [progress_ setProgress:[percent floatValue]];
-}
+- (void) dealloc {
+#ifndef __OBJC2__
+    [[field_ textTraits] setEditingDelegate:nil];
+#endif
+    [field_ setDelegate:nil];
 
-- (void) addOutput:(NSString *)output {
-    [self
-        performSelectorOnMainThread:@selector(_addOutput:)
-        withObject:output
-        waitUntilDone:YES
-    ];
+    [accessory_ release];
+    [field_ release];
+    [transition_ release];
+    [table_ release];
+    [advanced_ release];
+    [dimmed_ release];
+    [super dealloc];
 }
 
-- (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];
+- (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
+    return 1;
 }
 
-@end
-/* }}} */
+- (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
+    switch (group) {
+        case 0: return @"Advanced Search (Coming Soon!)";
 
-@protocol PackagesViewDelegate
-- (void) perform;
-- (void) update;
-- (void) openURL:(NSString *)url;
-@end
+        default: _assert(false);
+    }
+}
 
-/* PackagesView {{{ */
-@interface PackagesView : ResetView <
-    PackageCellDelegate
-> {
-    Database *database_;
-    NSMutableArray *packages_;
-    NSMutableArray *sections_;
-    id delegate_;
-    UISectionList *list_;
-    UITransitionView *transition_;
-    Package *package_;
-    NSString *pkgname_;
-    PackageView *pkgview_;
+- (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
+    switch (group) {
+        case 0: return 0;
+
+        default: _assert(false);
+    }
 }
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list;
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section;
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section;
+- (void) _showKeyboard:(BOOL)show {
+    CGSize keysize = [UIKeyboard defaultSize];
+    CGRect keydown = [book_ pageBounds];
+    CGRect keyup = keydown;
+    keyup.size.height -= keysize.height - ButtonBarHeight_;
 
-- (int) numberOfRowsInTable:(UITable *)table;
-- (float) table:(UITable *)table heightForRow:(int)row;
-- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing;
-- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row;
-- (void) tableRowSelected:(NSNotification*)notification;
+    float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item;
+    UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
+    [animation setSignificantRectFields:8];
 
-- (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
+    if (show) {
+        [animation setStartFrame:keydown];
+        [animation setEndFrame:keyup];
+    } else {
+        [animation setStartFrame:keyup];
+        [animation setEndFrame:keydown];
+    }
 
-@implementation PackagesView
+    UIAnimator *animator = [UIAnimator sharedAnimator];
 
-- (int) numberOfSectionsInSectionList:(UISectionList *)list {
-    return [sections_ count];
-}
+    [animator
+        addAnimations:[NSArray arrayWithObjects:animation, nil]
+        withDuration:(KeyboardTime_ - delay)
+        start:!show
+    ];
 
-- (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
-    return [[sections_ objectAtIndex:section] name];
+    if (show)
+        [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
+
+    [delegate_ showKeyboard:show];
 }
 
-- (int) sectionList:(UISectionList *)list rowForSection:(int)section {
-    return [[sections_ objectAtIndex:section] row];
+- (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
+    [self _showKeyboard:YES];
 }
 
-- (int) numberOfRowsInTable:(UITable *)table {
-    return [packages_ count];
+- (void) textFieldDidResignFirstResponder:(UITextField *)field {
+    [self _showKeyboard:NO];
 }
 
-- (float) table:(UITable *)table heightForRow:(int)row {
-    return 64;
+- (void) keyboardInputChanged:(UIFieldEditor *)editor {
+    if (reload_) {
+        NSString *text([field_ text]);
+        [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
+        [self reloadData];
+        reload_ = false;
+    }
 }
 
-- (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
-    if (reusing == nil)
-        reusing = [[PackageCell alloc] initWithDelegate:self];
-    [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
-    return reusing;
+- (void) textFieldClearButtonPressed:(UITextField *)field {
+    reload_ = true;
 }
 
-- (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
-    return YES;
+- (void) keyboardInputShouldDelete:(id)input {
+    reload_ = true;
 }
 
-- (void) tableRowSelected:(NSNotification*)notification {
-    int row = [[list_ table] selectedRow];
-    if (row == INT_MAX)
-        return;
+- (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;
+    }
+}
 
-    package_ = [packages_ objectAtIndex:row];
-    pkgname_ = [[package_ name] retain];
+- (id) initWithBook:(RVBook *)book database:(Database *)database {
+    if ((self = [super initWithBook:book]) != nil) {
+        CGRect pageBounds = [book_ pageBounds];
 
-    UINavigationItem *navitem = [[UINavigationItem alloc] initWithTitle:[package_ name]];
-    [navbar_ pushNavigationItem:navitem];
+        /*UIImageView *pinstripe = [[[UIImageView alloc] initWithFrame:pageBounds] autorelease];
+        [pinstripe setImage:[UIImage applicationImageNamed:@"pinstripe.png"]];
+        [self addSubview:pinstripe];*/
 
-    [navbar_ showButtonsWithLeftTitle:nil rightTitle:[self title]];
+        transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
+        [self addSubview:transition_];
 
-    [pkgview_ setPackage:package_];
-    [transition_ transition:1 toView:pkgview_];
-}
+        advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    if (button == 0) {
-        [self perform:package_];
+        [advanced_ setReusesTableCells:YES];
+        [advanced_ setDataSource:self];
+        [advanced_ reloadData];
 
-        pkgProblemResolver *resolver = [database_ resolver];
+        dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
+        CGColor dimmed(space_, 0, 0, 0, 0.5);
+        [dimmed_ setBackgroundColor:dimmed];
 
-        resolver->InstallProtect();
-        if (!resolver->Resolve(true))
-            _error->Discard();
+        table_ = [[PackageTable alloc]
+            initWithBook:book
+            database:database
+            title:nil
+            filter:@selector(isSearchedForBy:)
+            with:nil
+        ];
 
-        [delegate_ perform];
-    }
-}
+        [table_ setShouldHideHeaderInShortLists:NO];
+        [transition_ transition:0 toView:table_];
 
-- (void) navigationBar:(UINavigationBar *)navbar poppedItem:(UINavigationItem *)item {
-    [self deselect];
-    [super navigationBar:navbar poppedItem:item];
-}
+        CGRect cnfrect = {{1, 38}, {17, 18}};
 
-- (id) initWithFrame:(struct CGRect)frame database:(Database *)database {
-    if ((self = [super initWithFrame:frame]) != nil) {
-        database_ = [database retain];
+        CGRect area;
+        area.origin.x = cnfrect.size.width + 15;
+        area.origin.y = 30;
+        area.size.width = [self bounds].size.width - area.origin.x - 18;
+        area.size.height = [UISearchField defaultHeight];
 
-        struct CGRect bounds = [self bounds];
-        CGSize navsize = [UINavigationBar defaultSize];
-        CGRect navrect = {{0, 0}, navsize};
+        field_ = [[UISearchField alloc] initWithFrame:area];
 
-        navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
-        [self addSubview:navbar_];
+        GSFontRef font = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 16);
+        [field_ setFont:font];
+        CFRelease(font);
 
-        [navbar_ setBarStyle:1];
-        [navbar_ setDelegate:self];
+        [field_ setPlaceholder:@"Package Names & Descriptions"];
+        [field_ setPaddingTop:5];
+        [field_ setDelegate:self];
 
-        UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:[self title]] autorelease];
-        [navbar_ pushNavigationItem:navitem];
-        [navitem setBackButtonTitle:@"Packages"];
+#ifndef __OBJC2__
+        UITextTraits *traits = [field_ textTraits];
+        [traits setEditingDelegate:self];
+        [traits setReturnKeyType:6];
+        [traits setAutoCapsType:0];
+        [traits setAutoCorrectionType:1];
+#endif
 
-        transition_ = [[UITransitionView alloc] initWithFrame:CGRectMake(
-            bounds.origin.x, bounds.origin.y + navsize.height, bounds.size.width, bounds.size.height - navsize.height
-        )];
+        UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
+        [configure setShowPressFeedback:YES];
+        [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
+        [configure addTarget:self action:@selector(configurePushed) forEvents:1];
 
-        [self addSubview:transition_];
+        accessory_ = [[UIView alloc] initWithFrame:CGRectMake(0, 6, cnfrect.size.width + area.size.width + 6 * 3, area.size.height + 30)];
+        [accessory_ addSubview:field_];
+        [accessory_ addSubview:configure];
+    } return self;
+}
 
-        list_ = [[UISectionList alloc] initWithFrame:[transition_ bounds] showSectionIndex:NO];
-        [list_ setDataSource:self];
-        [list_ setShouldHideHeaderInShortLists:NO];
+- (void) flipPage {
+    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_;
+}
 
-        [transition_ transition:0 toView:list_];
+- (void) configurePushed {
+    [field_ resignFirstResponder];
+    [self flipPage];
+}
 
-        UITableColumn *column = [[UITableColumn alloc]
-            initWithTitle:@"Name"
-            identifier:@"name"
-            width:frame.size.width
-        ];
+- (void) resetViewAnimated:(BOOL)animated {
+    if (flipped_)
+        [self flipPage];
+    [table_ resetViewAnimated:animated];
+}
 
-        UITable *table = [list_ table];
-        [table setSeparatorStyle:1];
-        [table addTableColumn:column];
-        [table setDelegate:self];
-        [table setReusesTableCells:YES];
+- (void) reloadData {
+    if (flipped_)
+        [self flipPage];
+    [table_ setObject:[field_ text]];
+    [table_ reloadData];
+    [table_ resetCursor];
+}
 
-        pkgview_ = [[PackageView alloc] initWithFrame:[transition_ bounds] database:database_];
-    } return self;
+- (UIView *) accessoryView {
+    return accessory_;
 }
 
-- (void) setDelegate:(id)delegate {
-    delegate_ = delegate;
-    [pkgview_ setDelegate:delegate];
+- (NSString *) title {
+    return nil;
 }
 
-- (void) deselect {
-    [transition_ transition:(resetting_ ? 0 : 2) toView:list_];
-    UITable *table = [list_ table];
-    [table selectRow:-1 byExtendingSelection:NO withFade:(resetting_ ? NO : YES)];
-    package_ = nil;
+- (NSString *) backButtonTitle {
+    return @"Search";
 }
 
-- (void) reloadData:(BOOL)reset {
-    if (sections_ != nil)
-        [sections_ release];
-    if (packages_ != nil)
-        [packages_ release];
+- (void) setDelegate:(id)delegate {
+    [table_ setDelegate:delegate];
+    [super setDelegate:delegate];
+}
 
-    packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
+@end
+/* }}} */
 
-    for (pkgCache::PkgIterator iterator = [database_ cache]->PkgBegin(); !iterator.end(); ++iterator)
-        if (Package *package = [Package packageWithIterator:iterator database:database_])
-            [self addPackage:package];
+@implementation CYBook
 
-    [packages_ sortUsingSelector:@selector(compareBySectionAndName:)];
-    sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
+- (void) dealloc {
+    [overlay_ release];
+    [indicator_ release];
+    [prompt_ release];
+    [progress_ release];
+    [super dealloc];
+}
 
-    Section *section = nil;
-    for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
-        Package *package = [packages_ objectAtIndex:offset];
-        NSString *name = [package section];
+- (NSString *) getTitleForPage:(RVPage *)page {
+    return Simplify([super getTitleForPage:page]);
+}
 
-        if (section == nil || ![[section name] isEqual:name]) {
-            section = [[Section alloc] initWithName:name row:offset];
-            [sections_ addObject:section];
-        }
+- (BOOL) updating {
+    return updating_;
+}
 
-        [section addPackage:package];
-    }
+- (void) update {
+    [navbar_ setPrompt:@""];
+    [navbar_ addSubview:overlay_];
+    [indicator_ startAnimation];
+    [prompt_ setText:@"Updating Database..."];
+    [progress_ setProgress:0];
 
-    [list_ reloadData];
-    if (reset)
-        [self resetView];
-    else if (package_ != nil) {
-        package_ = [database_ packageWithName:pkgname_];
-        [pkgview_ setPackage:package_];
-    }
-}
+    updating_ = true;
 
-- (NSMutableArray *) packages {
-    return packages_;
+    [NSThread
+        detachNewThreadSelector:@selector(_update)
+        toTarget:self
+        withObject:nil
+    ];
 }
 
-- (NSString *) title {
-    return nil;
-}
+- (void) _update_ {
+    updating_ = false;
 
-- (void) perform:(Package *)package {
-}
+    [overlay_ removeFromSuperview];
+    [indicator_ stopAnimation];
+    [delegate_ reloadData];
 
-- (void) addPackage:(Package *)package {
-    [packages_ addObject:package];
+    [self setPrompt:[NSString stringWithFormat:@"Last Updated: %@", GetLastUpdate()]];
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return nil;
-}
+- (id) initWithFrame:(CGRect)frame database:(Database *)database {
+    if ((self = [super initWithFrame:frame]) != nil) {
+        database_ = database;
 
-@end
-/* }}} */
+        if (Advanced_)
+            [navbar_ setBarStyle:1];
 
-/* InstallView {{{ */
-@interface InstallView : PackagesView {
-}
+        CGRect ovrrect = [navbar_ bounds];
+        ovrrect.size.height = [UINavigationBar defaultSizeWithPrompt].height - [UINavigationBar defaultSize].height;
 
-- (NSString *) title;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
-@end
+        overlay_ = [[UIView alloc] initWithFrame:ovrrect];
 
-@implementation InstallView
+        CGSize indsize = [UIProgressIndicator defaultSizeForStyle:2];
+        unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
+        CGRect indrect = {{indoffset, indoffset}, indsize};
 
-- (NSString *) title {
-    return @"Install";
-}
+        indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
+        [indicator_ setStyle:(Advanced_ ? 2 : 3)];
+        [overlay_ addSubview:indicator_];
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] == nil)
-        [super addPackage:package];
-}
+        CGSize prmsize = {200, indsize.width};
 
-- (void) perform:(Package *)package {
-    [package install];
-}
+        CGRect prmrect = {{
+            indoffset * 2 + indsize.width,
+            (ovrrect.size.height - prmsize.height) / 2
+        }, prmsize};
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package latest];
-}
+        GSFontRef font = GSFontCreateWithName("Helvetica", kGSFontTraitNone, 12);
 
-@end
-/* }}} */
-/* UpgradeView {{{ */
-@interface UpgradeView : PackagesView {
-}
+        prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button;
+        [prompt_ setColor:(Advanced_ ? White_ : Blueish_)];
+        [prompt_ setBackgroundColor:Clear_];
+        [prompt_ setFont:font];
 
-- (NSString *) title;
-- (NSString *) leftTitle;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
-@end
+        CFRelease(font);
 
-@implementation UpgradeView
+        [overlay_ addSubview:prompt_];
 
-- (void) navigationBar:(UINavigationBar *)navbar buttonClicked:(int)button {
-    if (button != 1)
-        [super navigationBar:navbar buttonClicked:button];
-    else {
-        [database_ upgrade];
-        [delegate_ perform];
-    }
-}
+        CGSize prgsize = {75, 100};
 
-- (NSString *) title {
-    return @"Upgrade";
-}
+        CGRect prgrect = {{
+            ovrrect.size.width - prgsize.width - 10,
+            (ovrrect.size.height - prgsize.height) / 2
+        } , prgsize};
 
-- (NSString *) leftTitle {
-    return [packages_ count] == 0 ? nil : @"Upgrade All";
+        progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
+        [progress_ setStyle:0];
+        [overlay_ addSubview:progress_];
+    } return self;
 }
 
-- (void) addPackage:(Package *)package {
-    NSString *installed = [package installed];
-    if (installed != nil && [[package latest] compare:installed] != NSOrderedSame)
-        [super addPackage:package];
-}
+- (void) _update {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    Status status;
+    status.setDelegate(self);
+
+    [database_ updateWithStatus:status];
+
+    [self
+        performSelectorOnMainThread:@selector(_update_)
+        withObject:nil
+        waitUntilDone:NO
+    ];
 
-- (void) perform:(Package *)package {
-    [package install];
+    [pool release];
 }
 
-- (NSString *) versionWithPackage:(Package *)package {
-    return [package latest];
+- (void) setProgressError:(NSString *)error {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressError:)
+        withObject:error
+        waitUntilDone:YES
+    ];
 }
 
-@end
-/* }}} */
-/* UninstallView {{{ */
-@interface UninstallView : PackagesView {
+- (void) setProgressTitle:(NSString *)title {
+    [self
+        performSelectorOnMainThread:@selector(_setProgressTitle:)
+        withObject:title
+        waitUntilDone:YES
+    ];
 }
 
-- (NSString *) title;
-- (void) addPackage:(Package *)package;
-- (void) perform:(Package *)package;
-- (NSString *) versionWithPackage:(Package *)package;
-@end
+- (void) setProgressPercent:(float)percent {
+}
 
-@implementation UninstallView
+- (void) addProgressOutput:(NSString *)output {
+    [self
+        performSelectorOnMainThread:@selector(_addProgressOutput:)
+        withObject:output
+        waitUntilDone:YES
+    ];
+}
 
-- (NSString *) title {
-    return @"Uninstall";
+- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
+    [sheet dismiss];
 }
 
-- (void) addPackage:(Package *)package {
-    if ([package installed] != nil)
-        [super addPackage:package];
+- (void) _setProgressError:(NSString *)error {
+    [prompt_ setText:[NSString stringWithFormat:@"Error: %@", error]];
 }
 
-- (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_;
 
     ConfirmationView *confirm_;
 
+    NSMutableArray *essential_;
+    NSMutableArray *broken_;
+
     Database *database_;
     ProgressView *progress_;
 
-    UIView *featured_;
-    UINavigationBar *navbar_;
-    UIScroller *scroller_;
-    UIWebView *webview_;
-    NSURL *url_;
-    UIProgressIndicator *indicator_;
+    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 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 packages are not upgraded 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];
-    [indicator_ startAnimation];
-}
+    [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 upgradable]) {
+            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:
-            UIAlertSheet *sheet = [[[UIAlertSheet alloc]
-                initWithTitle:@"About Cydia Packager"
-                buttons:[NSArray arrayWithObjects:@"Close", nil]
-                defaultButtonIndex:0
-                delegate:self
-                context:self
-            ] autorelease];
+            case 2:
+                [broken_ removeAllObjects];
+                [self _loaded];
+            break;
 
-            [sheet 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"
-            ];
+            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;
 
-            [sheet presentSheetFromButtonBar:buttonbar_];
-        break;
-    }
-}
+            case 2:
+                Ignored_ = YES;
+            break;
+
+            default:
+                _assert(false);
+        }
 
-- (void) alertSheet:(UIAlertSheet *)sheet buttonClicked:(int)button {
     [sheet dismiss];
 }
 
+- (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];
-    [indicator_ stopAnimation];
+- (void) applicationWillSuspend {
+    [super applicationWillSuspend];
+
+    [database_ clean];
+
+    if (reload_) {
+        pid_t pid = ExecFork();
+        if (pid == 0) {
+            sleep(1);
+            execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
+            exit(0);
+        }
+    }
 }
 
 - (void) applicationDidFinishLaunching:(id)unused {
@@ -2490,6 +4773,10 @@ void AddTextView(NSMutableDictionary *fields, NSMutableArray *packages, NSString
     _assert(pkgInitSystem(*_config, _system));
 
     confirm_ = nil;
+    tag_ = 1;
+
+    essential_ = [[NSMutableArray alloc] initWithCapacity:4];
+    broken_ = [[NSMutableArray alloc] initWithCapacity:4];
 
     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
@@ -2498,76 +4785,35 @@ 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_];
-
-    [scroller_ setScrollingEnabled:YES];
-    [scroller_ setAdjustForContentSizeChange:YES];
-    [scroller_ setClipsSubviews:YES];
-    [scroller_ setAllowsRubberBanding:YES];
-    [scroller_ setScrollDecelerationFactor:0.99];
-    [scroller_ setDelegate:self];
+    if (!bootstrap_)
+        [underlay_ addSubview:overlay_];
 
-    webview_ = [[UIWebView alloc] initWithFrame:[scroller_ bounds]];
-    [scroller_ addSubview:webview_];
+    book_ = [[CYBook alloc] initWithFrame:CGRectMake(
+        0, 0, screenrect.size.width, screenrect.size.height - 48
+    ) database:database_];
 
-    [webview_ setTilingEnabled:YES];
-    [webview_ setTileSize:CGSizeMake(screenrect.size.width, 500)];
-    [webview_ setAutoresizes:YES];
-    [webview_ setDelegate:self];
+    [book_ setDelegate:self];
 
-    CGSize indsize = [UIProgressIndicator defaultSizeForStyle:2];
-    indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectMake(87, 15, indsize.width, indsize.height)];
-    [indicator_ setStyle:2];
-    [featured_ addSubview:indicator_];
+    [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],
 
@@ -2583,31 +4829,31 @@ 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];
@@ -2615,8 +4861,8 @@ 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
     ];
@@ -2631,46 +4877,159 @@ 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] initWithFrame:[transition_ bounds] database:database_];
-    [install_ setDelegate:self];
+    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_];
+
+    [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];
 
-    [self reloadData:NO];
-    [progress_ resetView];
+    if (show) {
+        [animation setStartFrame:keydown];
+        [animation setEndFrame:keyup];
+        [keyboard_ activate];
+    } else {
+        [animation setStartFrame:keyup];
+        [animation setEndFrame:keydown];
+        [keyboard_ deactivate];
+    }
 
-    Package *package([database_ packageWithName:@"cydia"]);
-    NSString *application = package == nil ? @"Cydia" : [NSString stringWithFormat:@"Cydia/%@", [package installed]];
-    WebView *webview = [webview_ webView];
-    [webview setApplicationNameForUserAgent:application];
+    [[UIAnimator sharedAnimator]
+        addAnimations:[NSArray arrayWithObjects:animation, nil]
+        withDuration:KeyboardTime_
+        start:YES
+    ];
+}
 
-    url_ = [NSURL URLWithString:@"http://cydia.saurik.com/"];
-    [self loadNews];
+- (void) slideUp:(UIAlertSheet *)alert {
+    if (Advanced_)
+        [alert presentSheetFromButtonBar:buttonbar_];
+    else
+        [alert presentSheetInView:overlay_];
 }
 
 @end
 
+void AddPreferences(NSString *plist) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
+    _assert(settings != NULL);
+    NSMutableArray *items = [settings objectForKey:@"items"];
+
+    bool cydia(false);
+
+    for (size_t i(0); i != [items count]; ++i) {
+        NSMutableDictionary *item([items objectAtIndex:i]);
+        NSString *label = [item objectForKey:@"label"];
+        if (label != nil && [label isEqualToString:@"Cydia"]) {
+            cydia = true;
+            break;
+        }
+    }
+
+    if (!cydia) {
+        for (size_t i(0); i != [items count]; ++i) {
+            NSDictionary *item([items objectAtIndex:i]);
+            NSString *label = [item objectForKey:@"label"];
+            if (label != nil && [label isEqualToString:@"General"]) {
+                [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
+                    @"CydiaSettings", @"bundle",
+                    @"PSLinkCell", @"cell",
+                    [NSNumber numberWithBool:YES], @"hasIcon",
+                    [NSNumber numberWithBool:YES], @"isController",
+                    @"Cydia", @"label",
+                nil] atIndex:(i + 1)];
+
+                break;
+            }
+        }
+
+        _assert([settings writeToFile:plist atomically:YES] == YES);
+    }
+
+    [pool release];
+}
+
+/*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];
@@ -2687,6 +5046,29 @@ 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");
+
+    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_);
+
     [pool release];
+    return value;
 }