Create helper class to avoid duplicated code

tweak/assets/TFHelper.h

@@ -0,0 +1,6 @@
+
+@interface TFHelper : NSObject
+
++(void) getUndeleteDataWithID:(NSString *) ident isComment:(BOOL) isComment timeout:(CGFloat) timeout extraData:(NSDictionary *) extra completionTarget:(id) target completionSelector:(SEL) sel;
+
+@end

tweak/assets/TFHelper.m

@@ -0,0 +1,50 @@
+
+#import "TFHelper.h"
+
+@implementation TFHelper
+
++(void) getUndeleteDataWithID:(NSString *) ident isComment:(BOOL) isComment timeout:(CGFloat) timeout extraData:(NSDictionary *) extra completionTarget:(id) target completionSelector:(SEL) sel{
+
+	NSMutableURLRequest *request = [[NSMutableURLRequest alloc] init];
+	NSOperationQueue *queue = [[NSOperationQueue alloc] init];
+	
+	if (isComment){
+		[request setURL:[NSURL URLWithString:[NSString stringWithFormat:@"https://api.pushshift.io/reddit/search/comment/?ids=%@&fields=author,body", ident]]];
+	} else {
+		[request setURL:[NSURL URLWithString:[NSString stringWithFormat:@"https://api.pushshift.io/reddit/search/submission/?ids=%@&fields=author,selftext", ident]]];
+	}
+	
+	[request setHTTPMethod:@"GET"];
+	[request setTimeoutInterval:timeout];
+
+	[NSURLConnection sendAsynchronousRequest:request queue:queue completionHandler:^(NSURLResponse *response, NSData *data, NSError *error) {
+	
+		NSString *author = @"[author]";
+		NSString *body = @"[body]";
+
+		if (data != nil && error == nil){
+			id jsonData = [[NSJSONSerialization JSONObjectWithData:data options:0 error:&error] objectForKey:@"data"];
+			if ([jsonData count] != 0){
+				author = [jsonData[0] objectForKey:@"author"];
+				body = isComment ? [jsonData[0] objectForKey:@"body"] : [jsonData[0] objectForKey:@"selftext"];
+				if ([body isEqualToString:@"[deleted]"] || [body isEqualToString:@"[removed]"]){
+					body = @"[pushshift was unable to archive this]";
+				}
+			} else {
+				body = @"[pushshift has not archived this yet]";
+			}
+		} else if (error != nil || data == nil){
+			body = [NSString stringWithFormat:@"[an error occured while attempting to contact pushshift api (%@)]", [error localizedDescription]];
+		}
+		
+		NSMutableDictionary *result =  [@{@"author" : author, @"body" : body} mutableCopy];
+		
+		if (extra){
+			[result addEntriesFromDictionary:extra];
+		}
+		
+		[target performSelectorOnMainThread:sel withObject:result waitUntilDone:NO];
+	}];
+}
+
+@end