This apparently relied on a bug Apple fixed (8.3).

[cydia.git] / MobileCydia.mm

diff --git a/MobileCydia.mm b/MobileCydia.mm
index c74ed17ad0837da807d4efbaafe2ad9d580cf79d..6dfe632fc000a4d6be24204651cbc777583d11d0 100644 (file)
--- a/MobileCydia.mm
+++ b/MobileCydia.mm
@@ -239,29 +239,29 @@ union SplitHash {
 };
 // }}}
 
-static void setreugid(uid_t uid, gid_t gid) {
-    _assert(setreuid(uid, uid) != -1);
-    _assert(setregid(gid, gid) != -1);
-}
+#define seteugid(uid, gid) do { \
+    _assert(setreuid(0, uid) != -1); \
+    _assert(setregid(0, gid) != -1); \
+} while (false)
 
-static void setreguid(gid_t gid, uid_t uid) {
-    _assert(setregid(gid, gid) != -1);
-    _assert(setreuid(uid, uid) != -1);
-}
+#define seteguid(uid, gid) do { \
+    _assert(setregid(0, gid) != -1); \
+    _assert(setreuid(0, uid) != -1); \
+} while (false)
 
 struct Root {
     Root() {
         _trace();
-        setreugid(0, 0);
+        seteugid(0, 0);
         _assert(pthread_setugid_np(0, 0) != -1);
-        setreguid(501, 501);
+        seteguid(501, 501);
     }
 
     ~Root() {
         _trace();
-        setreugid(0, 0);
+        seteugid(0, 0);
         _assert(pthread_setugid_np(KAUTH_UID_NONE, KAUTH_GID_NONE) != -1);
-        setreguid(501, 501);
+        seteguid(501, 501);
     }
 };
 
@@ -709,6 +709,7 @@ static const NSString *UI_;
 
 static int Finish_;
 static bool RestartSubstrate_;
+static bool UpgradeCydia_;
 static NSArray *Finishes_;
 
 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
@@ -819,7 +820,7 @@ bool Changed_;
 static time_t now_;
 
 bool IsWildcat_;
-static CGFloat ScreenScale_;
+CGFloat ScreenScale_;
 static NSString *Idiom_;
 static _H<NSString> Firmware_;
 static NSString *Major_;
@@ -3132,6 +3133,10 @@ struct PackageNameOrdering :
 } }
 
 - (NSArray *) warnings {
+@synchronized (database_) {
+    if ([database_ era] != era_ || file_.end())
+        return nil;
+
     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
     const char *name(iterator_.Name());
 
@@ -3152,6 +3157,7 @@ struct PackageNameOrdering :
         bool user = false;
         bool _private = false;
         bool stash = false;
+        bool dbstash = false;
         bool dsstore = false;
 
         bool repository = [[self section] isEqualToString:@"Repositories"];
@@ -3166,6 +3172,8 @@ struct PackageNameOrdering :
                     _private = true;
                 else if (!stash && [file isEqualToString:@"/var/stash"])
                     stash = true;
+                else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
+                    dbstash = true;
                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
                     dsstore = true;
 
@@ -3178,12 +3186,14 @@ struct PackageNameOrdering :
             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
         if (stash)
             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
+        if (dbstash)
+            [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
         if (dsstore)
             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
     }
 
     return [warnings count] == 0 ? nil : warnings;
-}
+} }
 
 - (NSArray *) applications {
     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
@@ -5167,6 +5177,8 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
 
         issues_ = [NSMutableArray arrayWithCapacity:4];
 
+        UpgradeCydia_ = false;
+
         for (Package *package in packages) {
             pkgCache::PkgIterator iterator([package iterator]);
             NSString *name([package id]);
@@ -5278,6 +5290,9 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
                 [removes addObject:name];
             }
 
+            if ([name isEqualToString:@"cydia"])
+                UpgradeCydia_ = true;
+
             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
             substrate_ |= DepSubstrate(iterator.CurrentVer());
         }
@@ -6299,10 +6314,13 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
 
     if ([context isEqualToString:@"modify"]) {
         if (button != [sheet cancelButtonIndex]) {
-            [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
+            if (IsWildcat_)
+                [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
+            else
+                [self _clickButtonWithName:buttons_[button].first];
         }
 
-        [sheet dismissWithClickedButtonIndex:-1 animated:YES];
+        [sheet dismissWithClickedButtonIndex:button animated:YES];
     }
 }
 
@@ -7106,9 +7124,11 @@ static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachabi
 
     // on the iPad, this view controller is ALSO visible. :(
     if (IsWildcat_)
-        if (UIViewController *top = [self topViewController])
-            if (top != visible)
-                [top reloadData];
+        if (UIViewController *modal = [self modalViewController])
+            if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
+                if (UIViewController *top = [self topViewController])
+                    if (top != visible)
+                        [top reloadData];
 }
 
 - (void) unloadData {
@@ -8930,6 +8950,7 @@ static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachabi
     _H<UIWindow> window_;
     _H<CydiaTabBarController> tabbar_;
     _H<CyteTabBarController> emulated_;
+    _H<AppCacheController> appcache_;
 
     _H<NSMutableArray> essential_;
     _H<NSMutableArray> broken_;
@@ -9055,7 +9076,7 @@ static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachabi
         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
             _trace();
             NSError *error(nil);
-            if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]));
+            if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]))
                 NSLog(@"failure to save metadata data: %@", error);
             _trace();
 
@@ -9098,7 +9119,7 @@ static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachabi
     bool recently = false;
     if (update != nil) {
         NSTimeInterval interval([update timeIntervalSinceNow]);
-        if (interval <= 0 && interval > -(15*60))
+        if (interval > -(15*60))
             recently = true;
     }
 
@@ -9167,6 +9188,7 @@ _profile(reloadDataWithInvocation)
         [self setApplicationIconBadgeNumber:0];
     }
 
+    Queuing_ = false;
     [self _updateData];
 
     if (hud != nil)
@@ -9209,8 +9231,6 @@ _end
 
 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
-    if (IsWildcat_)
-        [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
 
     UIViewController *parent;
     if (emulated_ == nil)
@@ -9222,6 +9242,8 @@ _end
         parent = tabbar_;
     }
 
+    if (IsWildcat_)
+        [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
     [parent presentModalViewController:navigation animated:YES];
 }
 
@@ -9357,7 +9379,14 @@ _end
 
 - (void) _uicache {
     _trace();
-    system("/usr/bin/uicache");
+
+    if (UpgradeCydia_ && Finish_ > 0) {
+        seteugid(0, 0);
+        system("su -c /usr/bin/uicache mobile");
+    } else {
+        system("/usr/bin/uicache");
+    }
+
     _trace();
 }
 
@@ -9720,6 +9749,32 @@ _end
     [self saveState];
 }
 
+- (void) applicationDidEnterBackground:(UIApplication *)application {
+    if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
+        return [self terminateWithSuccess];
+    [self saveState];
+}
+
+- (void) applicationWillEnterForeground:(UIApplication *)application {
+    NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
+    if (closed == nil)
+        return;
+
+    NSTimeInterval interval([closed timeIntervalSinceNow]);
+
+    if (interval <= -(30*60)) {
+        [tabbar_ setSelectedIndex:0];
+        [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
+    }
+
+    if (interval <= -(15*60)) {
+        if (IsReachable("cydia.saurik.com")) {
+            [tabbar_ beginUpdate];
+            [appcache_ reloadURLWithCache:YES];
+        }
+    }
+}
+
 - (void) setConfigurationData:(NSString *)data {
     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
 
@@ -9864,7 +9919,8 @@ _trace();
     broken_ = [NSMutableArray arrayWithCapacity:4];
 
     // XXX: I really need this thing... like, seriously... I'm sorry
-    [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
+    appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
+    [appcache_ reloadData];
 
     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
     [window_ orderFront:self];
@@ -9964,7 +10020,6 @@ _trace();
     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
     if (valid && closed != nil) {
         NSTimeInterval interval([closed timeIntervalSinceNow]);
-        // XXX: Is 30 minutes the optimal time here?
         if (interval <= -(30*60))
             valid = NO;
     }
@@ -10111,7 +10166,8 @@ MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSStrin
 }
 
 int main(int argc, char *argv[]) {
-    setreugid(501, 501);
+    seteugid(0, 0);
+    seteguid(501, 501);
 
     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
 
@@ -10428,7 +10484,8 @@ int main(int argc, char *argv[]) {
     _root(CydiaWriteSources());
 
     _trace();
-    _root(MetaFile_.Open("/var/lib/cydia/metadata.cb0"));
+    mkdir("/var/mobile/Library/Cydia", 0755);
+    MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
     _trace();
 
     if (Packages_ != nil) {
@@ -10460,6 +10517,9 @@ int main(int argc, char *argv[]) {
     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
 
+    if (kCFCoreFoundationVersionNumber > 1000)
+        _root(system([[NSString stringWithFormat:@"/usr/libexec/cydia/setnsfpn /var/lib"] UTF8String]));
+
     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
 
     if (access("/User", F_OK) != 0 || version != 6) {