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adds check for out of bouds indexes in sigs #1

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adds check for out of bouds indexes in sigs #1

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3 changes: 2 additions & 1 deletion LBYouTubeView/LBYouTubeExtractor.m
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Expand Up @@ -126,7 +126,8 @@ -(NSURL*)extractYouTubeURLFromFile:(NSString *)html error:(NSError *__autoreleas

// Check the signature:
if ([sigs count] > 0) {
sigCheckingResult = [sigs objectAtIndex:index];
unsigned int idx = MIN(index,sigs.count-1);
sigCheckingResult = [sigs objectAtIndex:idx];
NSString* encrSyg = [string substringWithRange:sigCheckingResult.range];

sig_regex = [[NSRegularExpression alloc] initWithPattern:@"(?<=sig\\\\\": \\\\\")[^\"]*?(?=\\\\\")" options:NSRegularExpressionCaseInsensitive error:nil];
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