(Objective-C) Read RSS Feed

Sample code showing how to read an RSS feed and emit the contents.

Chilkat Objective-C Library Downloads MAC OS X (Cocoa) Libs iOS Libs

#import <CkoRss.h>

CkoRss *rss = [[CkoRss alloc] init];

// Download from the feed URL:
BOOL success = [rss DownloadRss: @"http://www.nytimes.com/services/xml/rss/nyt/HomePage.xml"];
if (success != YES) {
    NSLog(@"%@",rss.LastErrorText);
    return;
}

// Get the 1st channel.
CkoRss *rssChannel = [rss GetChannel: [NSNumber numberWithInt: 0]];
if (rss.LastMethodSuccess == NO) {
    NSLog(@"%@",@"No channel found in RSS feed.");
    return;
}

// Display the various pieces of information about the channel:
NSLog(@"%@%@",@"Title: ",[rssChannel GetString: @"title"]);
NSLog(@"%@%@",@"Link: ",[rssChannel GetString: @"link"]);
NSLog(@"%@%@",@"Description: ",[rssChannel GetString: @"description"]);

// For each item in the channel, display the title, link,
// publish date, and categories assigned to the post.
int numItems = [rssChannel.NumItems intValue];
int i;

for (i = 0; i <= numItems - 1; i++) {
    CkoRss *rssItem = [rssChannel GetItem: [NSNumber numberWithInt: i]];

    NSLog(@"%@",@"----");
    NSLog(@"%@%@",@"Title: ",[rssItem GetString: @"title"]);
    NSLog(@"%@%@",@"Link: ",[rssItem GetString: @"link"]);
    NSLog(@"%@%@",@"pubDate: ",[rssItem GetString: @"pubDate"]);

    int numCategories = [[rssItem GetCount: @"category"] intValue];
    int j;
    if (numCategories > 0) {
        for (j = 0; j <= numCategories - 1; j++) {
            NSLog(@"%@%@",@"    category: ",[rssItem MGetString: @"category" index: [NSNumber numberWithInt: j]]);
        }

    }

}