#18 Fixed update run-mode error handling

The update run-mode now uses the --debug option to print out any errors.
Created CDUpdate class for handling the Sparkle updates, subclass of CDCommon.
Re-organized project files for more logical approach when working on a given area.

Frameworks/Sparkle.framework/Versions/A/Headers/SUUpdater.h

@@ -129,7 +129,7 @@
 - (void)updaterWillRelaunchApplication:(SUUpdater *)updater;
 
 // Called if updater was aborted.
-- (void)updaterAborted;
+- (void)updater:(SUUpdater *)updater didAbortWithError:(NSError *)error;
 
 // This method allows you to provide a custom version comparator.
 // If you don't implement this method or return nil, the standard version comparator will be used.

Source/AppController.h

@@ -19,9 +19,9 @@
 */
 
 #import <Foundation/Foundation.h>
-#import <Sparkle/Sparkle.h>
 #import "CDOptions.h"
 #import "CDControl.h"
+#import "CDUpdate.h"
 #import "CDBubbleControl.h"
 #import "CDCheckboxControl.h"
 #import "CDFileSelectControl.h"

Source/AppController.m

@@ -26,27 +26,6 @@ - (NSString *) appVersion {
     return [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"];
 }
 
-- (BOOL) updaterShouldPromptInstall:(SUUpdater *)updater {
-    return NO;
-}
-
-- (BOOL) updaterShouldRelaunchApplication:(SUUpdater *)updater {
-    return NO;
-}
-
-- (void) updaterAborted {
-    exit(1);
-}
-
-- (void) updaterDidNotFindUpdate:(SUUpdater *)update {
-    exit(2);
-}
-
-- (void) dealloc {
-    [super dealloc];
-}
-
-
 #pragma mark - Initialization
 - (void) awakeFromNib
 {
@@ -106,27 +85,7 @@ - (void) awakeFromNib
         [NSApp terminate:self];
     }
     else if ([runMode caseInsensitiveCompare:@"update"] == NSOrderedSame) {
-        SUUpdater * updater = [SUUpdater sharedUpdater];
-        [updater setDelegate:self];
-        NSURL *appcastURL = [NSURL URLWithString:[[[NSBundle mainBundle] infoDictionary] objectForKey:@"SUFeedURL"]];
-        if (appcastURL != nil) {
-            [updater setFeedURL:appcastURL];
-        }
-        else {
-            [updater setFeedURL:[NSURL URLWithString:@"https://raw.github.com/mstratman/cocoadialog/master/sparkle-release/appcast.xml"]];
-        }
-        [updater setSendsSystemProfile:YES];
-        [updater resetUpdateCycle];
-        [updater setAutomaticallyChecksForUpdates:YES];
-        if ([options hasOpt:@"quiet"]) {
-            [updater setAutomaticallyDownloadsUpdates:YES];
-            [updater checkForUpdatesInBackground];
-        }
-        else {
-            [updater setAutomaticallyDownloadsUpdates:NO];
-            [updater checkForUpdates:nil];
-        }
-        [NSApp run];
+        [[[[CDUpdate alloc] initWithOptions:options] autorelease] update];
     }
     // runMode needs to run through control logic
     else {

Source/CDCommon.m

@@ -12,7 +12,7 @@ @implementation CDCommon
 @synthesize options;
 
 - (void) debug:(NSString *)message {
-	NSString *output = [NSString stringWithFormat:@"ERROR: %@\n", message]; 
+	NSString *output = [NSString stringWithFormat:@"cocoaDialog Error: %@\n", message]; 
     // Output to stdErr
 	NSFileHandle *fh = [NSFileHandle fileHandleWithStandardError];
 	if (fh) {

Source/CDUpdate.h

@@ -0,0 +1,16 @@
+//
+//  CDUpdate.h
+//  cocoaDialog
+//
+//  Created by Mark Whitaker on 10/31/11.
+//  Copyright (c) 2011 Mark Whitaker. All rights reserved.
+//
+
+#import <Sparkle/Sparkle.h>
+#import "CDCommon.h"
+
+@interface CDUpdate : CDCommon
+
+- (void) update;
+
+@end

Source/CDUpdate.m

@@ -0,0 +1,60 @@
+//
+//  CDUpdate.m
+//  cocoaDialog
+//
+//  Created by Mark Whitaker on 10/31/11.
+//  Copyright (c) 2011 Mark Whitaker. All rights reserved.
+//
+
+#import "CDUpdate.h"
+
+@implementation CDUpdate
+
+- (BOOL) updaterShouldPromptInstall:(SUUpdater *)updater {
+    return NO;
+}
+
+- (BOOL) updaterShouldRelaunchApplication:(SUUpdater *)updater {
+    return NO;
+}
+
+- (void) updater:(SUUpdater *)updater didAbortWithError:(NSError *)error {
+    if ([options hasOpt:@"debug"]) {
+        NSString *output = @"An unknown error occurred while trying to update.";
+        if (error != nil) {
+            output = [error localizedDescription];
+        }
+        [self debug:output];
+    }
+    exit(1);
+}
+
+- (void) updaterDidNotFindUpdate:(SUUpdater *)update {
+    exit(2);
+}
+
+- (void) update {
+    SUUpdater * updater = [SUUpdater sharedUpdater];
+    [updater setDelegate:self];
+    NSURL *appcastURL = [NSURL URLWithString:[[[NSBundle mainBundle] infoDictionary] objectForKey:@"SUFeedURL"]];
+    if (appcastURL != nil) {
+        [updater setFeedURL:appcastURL];
+    }
+    else {
+        [updater setFeedURL:[NSURL URLWithString:@"https://raw.github.com/mstratman/cocoadialog/master/sparkle-release/appcast.xml"]];
+    }
+    [updater setSendsSystemProfile:YES];
+    [updater resetUpdateCycle];
+    [updater setAutomaticallyChecksForUpdates:YES];
+    if ([options hasOpt:@"quiet"]) {
+        [updater setAutomaticallyDownloadsUpdates:YES];
+        [updater checkForUpdatesInBackground];
+    }
+    else {
+        [updater setAutomaticallyDownloadsUpdates:NO];
+        [updater checkForUpdates:nil];
+    }
+    [NSApp run];
+}
+
+@end