iOS NSXMLPARSER 解析 RSS Feed 内的媒体内容标签

Swift
class ViewController: UIViewController, NSXMLParserDelegate {
    
    var parser: NSXMLParser?
    var mediaURL: String?
    var mediaContent: String?
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        let rssURL = URL(string: "http://example.com/rss-feed.XML")
        parser = NSXMLParser(contentsOfURL: rssURL!)
        parser?.delegate = self
        parser?.parse()
    }
    
    func parser(parser: NSXMLParser, didStartElement elementName: String, namespaceURI: String?, qualifiedName: String?, attributes: [String : String]) {
        if elementName == "media:content" || elementName == "enclosure" {
            mediaURL = attributes["url"]
        }
    }
    
    func parser(parser: NSXMLParser, foundCharacters string: String) {
        mediaContent = string
    }
    
    func parser(parser: NSXMLParser, didEndElement elementName: String, namespaceURI: String?, qualifiedName: String?) {
        if elementName == "media:content" || elementName == "enclosure" {
            // 处理媒体资源URL和内容
            print("媒体资源URL：\(mediaURL)")
            print("媒体内容：\(mediaContent)")
        }
    }
}