manga comic downloader

managa-wrapper.vala

namespace MangaFoxParser {
    //Delegate for afte comic data is received
    public delegate void ComicDataCB (List<Comic?> comic);

    public class ComicDataTask {
        public unowned ComicDataManager manager;
        public ComicDataCB callback;

        public ComicDataTask (ComicDataManager manager) {
            this.manager = manager;
        }

        public void got_message (Soup.Session session, Soup.Message msg) {
            if (msg.status_code == Soup.KnownStatusCode.OK) {
                List<Comic?> c_data = manager.parse_comic_data ((string) msg.response_body.data);
                callback (c_data);
            }
            manager.task_list.remove (this);
        }
    }


    public struct Comic {
        public int rank;
        public string title;
        public string image;
    }

    public class ComicDataManager {
        Soup.SessionAsync session;
        public List<ComicDataTask> task_list;

        // Methods
        public ComicDataManager () {
            session = new Soup.SessionAsync ();
            task_list = new List<ComicDataTask>();

        }
        public List<Comic?> parse_comic_data (string data) {
            List<Comic?> coms = new List<Comic?> ();
            /*try {
                var parser = new Json.Parser ();
                parser.load_from_data (data, -1);
                var root_object = parser.get_root ().dup_object ();
                //var memebers = root_object.get_members ();
                root_object.foreach_member ((obj, mem_name, mem_node) => {
                    print (mem_name+"\n");
                });
            } catch (Error e) {
                print ("An error occured: %s".printf (e.message));
            }*/
            var list_regex = new Regex ("""<ul class=".*">((.*?(\R))+.*?)</ul>(\R)""");
            MatchInfo list_match_info;
            list_regex.match (data.replace ("\n", " "), 0, out list_match_info);
//            print ("Found "+list_match_info.get_match_count ().to_string ()+"\n");
            var list = list_match_info.fetch (1);

            var image_regex = new Regex ("""<a class="manga_img" href="(.*?)".*?>""");
            MatchInfo image_match_info;
            image_regex.match (data, 0, out image_match_info);
            print ("Found "+image_match_info.get_match_count ().to_string ()+"\n");
            print (image_match_info.fetch(1));
            return coms.copy ();
        }

        public void get_comic_data (owned ComicDataCB callback) {
            var task = new ComicDataTask (this);
            task.manager = this;
            task.callback = (owned) callback;
            task_list.append (task);
            //var uri = "http://apify.heroku.com/api/directory.json";
            var uri = "http://mangafox.me/directory/";
            var message = new Soup.Message ("GET", uri);
            session.queue_message (message, task.got_message);
        }
        private Comic new_comic (string name, string img, string rank_s) {
            rank_s.replace ("st", "");
            return Comic () {
                                rank = int.parse (rank_s),
                                title = name,
                                image = img
            };
        }
    }
}