A better way to trim titles and post link

NFRSSChannel.m

-(void)trimItemTitles
{
    for(NFRSSItem *rssItem in [self items])
    {
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        // CHOP CHOP: let's get what we need from the raw posttitle
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        
        // we want 3 pieces of info: category, posttitle and possible "reply by" or "author"
        // split the string up on " :: " - array length might be 2 or 3, depending on presence of " :: Reply by"
        NSArray *components = [[rssItem title] componentsSeparatedByString:@" :: "];

        NSString *category = [components objectAtIndex:0];
        NSString *postTitle = [components objectAtIndex:1];
        // OPTIONAL! and not implemented yet
        // it might be interesting to know the name of the author / replier
        // Might be nil
        // NSString *replyOrAuthor = [components count] == 3 ? [components objectAtIndex:2] : nil;
        
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        // CLEAN UP CATEGORY TITLE
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        
        // strip of indexes of category ( e.g.: "10. UITableView ..." becomes "UITableView ..." )
        NSRegularExpression *categoryReg = [[NSRegularExpression alloc] initWithPattern:@"(\\d+?. )(.*)" options:0 error:nil]; 
        NSArray *categoryMatches = [categoryReg matchesInString:category options:0 range:NSMakeRange(0, [category length])];
        // "10. " found in string? Strip it!
        category = [categoryMatches count] != 1 ? category : [category substringWithRange: [[categoryMatches objectAtIndex:0] rangeAtIndex:2]];

        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        // CLEAN UP POST TITLE
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        
        // strip of the optional "Re: " in the postTitle
        NSRegularExpression *readReg = [[NSRegularExpression alloc] initWithPattern:@"Re: (.*)" options:0 error:nil];
        NSArray *readMatches = [readReg matchesInString:postTitle options:0 range:NSMakeRange(0, [postTitle length])];
        // "Re: " found in string? Strip it!
        postTitle = [readMatches count] != 1 ? postTitle : [postTitle substringWithRange: [[readMatches objectAtIndex:0] rangeAtIndex:1]];
        
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        // USE MUTATORS ON RSSITEM TO SET THE CLEANED UP VALUES
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
        
        [rssItem setTitle:postTitle];                
        [rssItem setCategory:category];
        
    }
    return;
}

-(void)trimLinks
{
    for(NFRSSItem *rssItem in [self items])
    {
        NSString *link = [rssItem link];
        
        NSRegularExpression *linkReg = [[NSRegularExpression alloc] initWithPattern:@".*\?f=(\\d+?)&t=(\\d+?)&p=(\\d+?)#.*" options:0 error:nil]; 
        NSArray *linkMatches = [linkReg matchesInString:link options:0 range:NSMakeRange(0, [link length])];
        [rssItem setForumID:[[link substringWithRange:[[linkMatches objectAtIndex:0] rangeAtIndex:1]] intValue]];
        [rssItem setTopicID:[[link substringWithRange:[[linkMatches objectAtIndex:0] rangeAtIndex:2]] intValue]];
        [rssItem setPostID: [[link substringWithRange:[[linkMatches objectAtIndex:0] rangeAtIndex:3]] intValue]];
        
        //NSLog(@"link: %@\n\tforum - topic - post: %i - %i - %i",link, [rssItem forumID], [rssItem topicID], [rssItem postID]);
    }
}