Added optional logging for debugging help

Activate using [[BWQuincyManager sharedQuincyManager] setLoggingEnabled:YES];

Classes/BWQuincyManager.h

@@ -29,6 +29,8 @@
 
 #import <Foundation/Foundation.h>
 
+#define BWQuincyLog(fmt, ...) do { if([BWQuincyManager sharedQuincyManager].isLoggingEnabled) { NSLog((@"[QuincyLib] %s/%d " fmt), __PRETTY_FUNCTION__, __LINE__, ##__VA_ARGS__); }} while(0)
+
 #define kQuincyBundleName @"Quincy.bundle"
 
 NSBundle *quincyBundle(void);
@@ -144,6 +146,7 @@ typedef enum CrashReportStatus {
   
   id <BWQuincyManagerDelegate> _delegate;
   
+  BOOL _loggingEnabled;
   BOOL _showAlwaysButton;
   BOOL _feedbackActivated;
   BOOL _autoSubmitCrashReport;
@@ -189,6 +192,10 @@ typedef enum CrashReportStatus {
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 // settings
 
+// if YES, states will be logged using NSLog. Only enable this for debugging!
+// if NO, nothing will be logged. (default)
+@property (nonatomic, assign, getter=isLoggingEnabled) BOOL loggingEnabled;
+
 // nil, using the default localization files (Default)
 // set to another string which will be appended to the Quincy localization file name, "Alternate" is another provided text set
 @property (nonatomic, retain) NSString *languageStyle;

Classes/BWQuincyManager.m

@@ -87,6 +87,7 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
 @synthesize autoSubmitDeviceUDID = _autoSubmitDeviceUDID;
 @synthesize languageStyle = _languageStyle;
 @synthesize didCrashInLastSession = _didCrashInLastSession;
+@synthesize loggingEnabled = _loggingEnabled;
 
 @synthesize appIdentifier = _appIdentifier;
 
@@ -127,6 +128,7 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
     _sendingInProgress = NO;
     _languageStyle = nil;
     _didCrashInLastSession = NO;
+    _loggingEnabled = NO;
     
 		self.delegate = nil;
     self.feedbackActivated = NO;
@@ -175,13 +177,13 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
       
 			// Enable the Crash Reporter
 			if (![crashReporter enableCrashReporterAndReturnError: &error])
-				NSLog(@"Warning: Could not enable crash reporter: %@", error);
+				NSLog(@"WARNING: Could not enable crash reporter: %@", error);
       
       [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(startManager) name:BWQuincyNetworkBecomeReachable object:nil];
 		}
     
     if (!quincyBundle()) {
-			NSLog(@"WARNING: Quincy.bundle is missing in the app bundle!");
+			NSLog(@"WARNING: Quincy.bundle is missing, will send reports automatically!");
     }
 	}
 	return self;
@@ -256,7 +258,7 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
   if (!_sendingInProgress && [self hasPendingCrashReport]) {
     _sendingInProgress = YES;
     if (!quincyBundle()) {
-			NSLog(@"Quincy.bundle is missing, sending report automatically!");
+			NSLog(@"WARNING: Quincy.bundle is missing, sending reports automatically!");
       [self _sendCrashReports];
     } else if (!self.autoSubmitCrashReport && [self hasNonApprovedCrashReports]) {
       
@@ -318,6 +320,7 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
     }
     
     if ([_crashFiles count] > 0) {
+      BWQuincyLog(@"Pending crash reports found.");
       return YES;
     } else
       return NO;
@@ -531,6 +534,7 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
   [[NSUserDefaults standardUserDefaults] synchronize];
   
   if (crashes != nil) {
+    BWQuincyLog(@"Sending crash reports:\n%@", crashes);
     [self _postXML:[NSString stringWithFormat:@"<crashes>%@</crashes>", crashes]
              toURL:[NSURL URLWithString:self.submissionURL]];
     
@@ -583,6 +587,8 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
 	}
 	
 	_urlConnection = [[NSURLConnection alloc] initWithRequest:request delegate:self];    
+  
+  BWQuincyLog(@"Requesting feedback status.");
 }
 
 - (void)_postXML:(NSString*)xml toURL:(NSURL*)url {
@@ -633,7 +639,10 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
 	_urlConnection = [[NSURLConnection alloc] initWithRequest:request delegate:self];
   
   if (!_urlConnection) {
+    BWQuincyLog(@"Sending crash reports could not start!");
     _sendingInProgress = NO;
+  } else {
+    BWQuincyLog(@"Sending crash reports started.");
   }
 }
 
@@ -658,11 +667,13 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
     [self.delegate connectionClosed];
   }
   
+  BWQuincyLog(@"ERROR: %@", [error localizedDescription]);
+  
   _sendingInProgress = NO;
 }
 
 - (void)connectionDidFinishLoading:(NSURLConnection *)connection {
-	if (_statusCode >= 200 && _statusCode < 400) {
+	if (_statusCode >= 200 && _statusCode < 400 && _responseData != nil && [_responseData length] > 0) {
     [self _cleanCrashReports];
     
     _feedbackRequestID = nil;
@@ -672,6 +683,8 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
                                                                        mutabilityOption:NSPropertyListMutableContainersAndLeaves
                                                                                  format:nil
                                                                        errorDescription:NULL];
+      BWQuincyLog(@"Received API response: %@", response);
+      
       _serverResult = (CrashReportStatus)[[response objectForKey:@"status"] intValue];
       if ([response objectForKey:@"id"]) {
         _feedbackRequestID = [[NSString alloc] initWithString:[response objectForKey:@"id"]];
@@ -680,6 +693,8 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
           _feedbackDelayInterval *= 0.01;
       }
     } else {
+      BWQuincyLog(@"Received API response: %@", [[[NSString alloc] initWithBytes:[_responseData bytes] length:[_responseData length] encoding: NSUTF8StringEncoding] autorelease]);
+      
       NSXMLParser *parser = [[NSXMLParser alloc] initWithData:_responseData];
       // Set self as the delegate of the parser so that it will receive the parser delegate methods callbacks.
       [parser setDelegate:self];
@@ -705,6 +720,12 @@ NSString *BWQuincyLocalize(NSString *stringToken) {
         [self showCrashStatusMessage];
       }
     }
+  } else {
+    if (_responseData == nil || [_responseData length] == 0) {
+      BWQuincyLog(@"ERROR: Sending failed with an empty response!");
+    } else {
+      BWQuincyLog(@"ERROR: Sending failed with status code: %i", _statusCode);
+    }
   }
 	
   [_responseData release];