Fixes HTTP redirect issues when posting a second time

QuickRadar/QRRadarSubmissionService.m

@@ -116,10 +116,14 @@ - (void)submitAsyncWithProgressBlock:(void (^)())progressBlock completionBlock:(
 		 * Page 1: login page *
 		 **********************/
 
-        self.submissionStatusText = @"Fetching RadarWeb signin page";
+		self.submissionStatusText = @"Fetching RadarWeb signin page";
 		QRWebScraper *loginPage = [[QRWebScraper alloc] init];
 		loginPage.URL = [NSURL URLWithString:@"https://idmsa.apple.com/IDMSWebAuth/classicLogin.html?appIdKey=77e2a60d4bdfa6b7311c854a56505800be3c24e3a27a670098ff61b69fc5214b&sslEnabled=true&rv=3"];
-
+
+		// Start with a clean slate. Should be enough to just delete the "myacinfo" cookie,
+		// to fix re-authentication issues, but let's rather make it more predictable by purging all.
+		[loginPage deleteCookies];
+
 		if (![loginPage fetch:&error])
 		{
 			dispatch_sync(dispatch_get_main_queue(), ^{ 
@@ -425,6 +429,14 @@ - (void)submitAsyncWithProgressBlock:(void (^)())progressBlock completionBlock:(
 			});
 		}
 
+		// DEBUG: Enable to prevent posting dummy radars if debugging authentication.
+#if 0
+		dispatch_sync(dispatch_get_main_queue(), ^{
+			self.submissionStatusValue = submissionStatusFailed;
+			completionBlock(NO, [NSError errorWithDomain:@"QRDebugDomain" code:0 userInfo:@{NSLocalizedDescriptionKey: @"Manually canceled in `submitAsyncWithProgressBlock:`!"}]);
+		});
+		return;
+#endif
 
 
         /***************************

QuickRadar/QRWebScraper.h

@@ -27,6 +27,9 @@
 /* A synchronous method */
 - (BOOL)fetch:(NSError**)error;
 
+/* Deletes any cookies currently present. Set the URL before invoking this method. */
+- (BOOL)deleteCookies;
+
 - (NSDictionary*)stringValuesForXPathsDictionary:(NSDictionary*)dict error:(NSError**)error;
 
 @end

QuickRadar/QRWebScraper.m

@@ -167,6 +167,23 @@ - (BOOL)fetch:(NSError**)returnError;
 }
 
 
+- (BOOL)deleteCookies
+{
+	NSURL *url = self.URL;
+	NSAssert(url != nil, @"Set the URL before invoking this method.");
+
+	BOOL deleted = NO;
+	NSHTTPCookieStorage *storage = [NSHTTPCookieStorage sharedHTTPCookieStorage];
+	NSArray<NSHTTPCookie *> *cookies = [storage cookiesForURL:url];
+	for (NSHTTPCookie *cookie in cookies)
+	{
+		[storage deleteCookie:cookie];
+		deleted = YES;
+	}
+	return deleted;
+}
+
+
 - (NSDictionary*)stringValuesForXPathsDictionary:(NSDictionary*)dict error:(NSError**)retError;
 {
 //	NSLog(@"Data %@", [[NSString alloc] initWithData:self.returnedData encoding:NSUTF8StringEncoding]);