Fixed #1583 crash in `SDWebImageManager cacheKeyForURL:` when url is nil - replaced #1585

2016-06-06 07:32:34 +03:00 · 2016-06-06 07:32:34 +03:00 · 1bf62d475a
parent d8dc6a25aa
commit 1bf62d475a
1 changed files with 5 additions and 2 deletions
--- a/SDWebImage/SDWebImageManager.m
+++ b/SDWebImage/SDWebImageManager.m
@ -54,10 +54,13 @@
 }

 - (NSString *)cacheKeyForURL:(NSURL *)url {
+    if (!url) {
+        return @"";
+    }
+    
    if (self.cacheKeyFilter) {
        return self.cacheKeyFilter(url);
-    }
-    else {
+    } else {
        if (NSClassFromString(@"NSURLComponents") && [NSURLComponents instancesRespondToSelector:@selector(string)]) {
            NSURLComponents *urlComponents = [[NSURLComponents alloc] initWithURL:url resolvingAgainstBaseURL:NO];
            urlComponents.query = nil; // Strip out query parameters.