From 8366df5e3dc184d578798c9e5635b11ab3f2e440 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Thu, 24 Feb 2011 09:44:27 -0800
Subject: Make the navigation action blocker actually useful.

---
 MobileCydia.mm            | 11 ++++++-----
 UICaboodle/BrowserView.h  |  1 +
 UICaboodle/BrowserView.mm | 18 ++++++++++++++----
 3 files changed, 21 insertions(+), 9 deletions(-)

diff --git a/MobileCydia.mm b/MobileCydia.mm
index c9114ef..c0c9705 100644
--- a/MobileCydia.mm
+++ b/MobileCydia.mm
@@ -4101,6 +4101,8 @@ static NSString *Warning_;
         return @"substitutePackageNames";
     else if (selector == @selector(scrollToBottom:))
         return @"scrollToBottom";
+    else if (selector == @selector(setAllowsNavigationAction:))
+        return @"setAllowsNavigationAction";
     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
         return @"setButtonImage";
     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
@@ -4288,6 +4290,10 @@ static NSString *Warning_;
     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
 }
 
+- (void) setAllowsNavigationAction:(NSString *)value {
+    [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
+}
+
 - (void) setHidesBackButton:(NSString *)value {
     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
 }
@@ -5889,11 +5895,6 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
 }
 
-- (bool) _allowNavigationAction {
-    // XXX: damn it... I really want this.
-    return true;
-}
-
 /* XXX: this is not safe at all... localization of /fail/ */
 - (void) _clickButtonWithName:(NSString *)name {
     if ([name isEqualToString:UCLocalize("CLEAR")])
diff --git a/UICaboodle/BrowserView.h b/UICaboodle/BrowserView.h
index 41b3d9d..03355c2 100644
--- a/UICaboodle/BrowserView.h
+++ b/UICaboodle/BrowserView.h
@@ -93,6 +93,7 @@
 
     bool visible_;
     bool hidesNavigationBar_;
+    bool allowsNavigationAction_;
 }
 
 + (void) _initialize;
diff --git a/UICaboodle/BrowserView.mm b/UICaboodle/BrowserView.mm
index 29fbde6..cb16f00 100644
--- a/UICaboodle/BrowserView.mm
+++ b/UICaboodle/BrowserView.mm
@@ -637,8 +637,16 @@ static void $UIWebViewWebViewDelegate$webViewClose$(UIWebViewWebViewDelegate *se
     return true;
 }
 
-- (bool) _allowNavigationAction {
-    return true;
+- (bool) allowsNavigationAction {
+    return allowsNavigationAction_;
+}
+
+- (void) setAllowsNavigationAction:(bool)value {
+    allowsNavigationAction_ = value;
+}
+
+- (void) setAllowsNavigationActionByNumber:(NSNumber *)value {
+    [self setAllowsNavigationAction:[value boolValue]];
 }
 
 - (void) _didFailWithError:(NSError *)error forFrame:(WebFrame *)frame {
@@ -707,10 +715,12 @@ static void $UIWebViewWebViewDelegate$webViewClose$(UIWebViewWebViewDelegate *se
 
     if ([frame parentFrame] == nil) {
         if (!error_) {
-            if ([self _allowNavigationAction])
+            NSURL *url(request == nil ? nil : [request URL]);
+
+            if (request_ == nil || [self allowsNavigationAction] || [[request_ URL] isEqual:url])
                 request_ = request;
             else {
-                if ([request URL] != nil)
+                if (url != nil)
                     [self pushRequest:request asPop:NO];
                 [listener ignore];
             }
-- 
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