From 0e15b67c86be0229b730885e19600f4768be2569 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Tue, 22 Mar 2011 22:24:37 -0700
Subject: [PATCH] Add reachability to Refresh button.

---
 MobileCydia.mm | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/MobileCydia.mm b/MobileCydia.mm
index 8eeb8575..a85c12e4 100644
--- a/MobileCydia.mm
+++ b/MobileCydia.mm
@@ -7690,9 +7690,29 @@ static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachabi
     return path;
 }
 
+- (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
+    NSString *context([alert context]);
+
+    if ([context isEqualToString:@"norefresh"])
+        [alert dismissWithClickedButtonIndex:-1 animated:YES];
+}
+
 - (void) refreshButtonClicked {
-    [delegate_ beginUpdate];
-    [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
+    if (IsReachable("cydia.saurik.com")) {
+        [delegate_ beginUpdate];
+        [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
+    } else {
+        UIAlertView *alert = [[[UIAlertView alloc]
+            initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
+            message:@"Host Unreachable" // XXX: Localize
+            delegate:self
+            cancelButtonTitle:UCLocalize("OK")
+            otherButtonTitles:nil
+        ] autorelease];
+
+        [alert setContext:@"norefresh"];
+        [alert show];
+    }
 }
 
 - (void) upgradeButtonClicked {
-- 
2.45.2