Ubiquity-flvdl.js

/**
 * flvdl - FLV downloader.
 * This is fork of
 *   http://gist.github.com/53229
 */
+function(flvdl_siteinfo){
CmdUtils.CreateCommand({
  name: "flvdl",
  description: "FLV Downloader.",
  icon: "chrome://ubiquity/skin/icons/favicon.ico",
  _video_title: function(x, doc){
    return !x ? "" : jQuery(flvdl_siteinfo[x].vttl, doc.body).text();
  },
  _siteinfo_key : function(doc){
    var uri = Utils.url(doc.documentURI);
    for(var x in flvdl_siteinfo)
      if(uri.host.match(flvdl_siteinfo[x].host))
        return x;
    return;
  },
  preview: function(pb, inp){
    var doc = CmdUtils.getDocument();
    var x = this._siteinfo_key(doc);
    var title = this._video_title(x, doc);
    pb.innerHTML = !title
      ? "<h3><img src='"+this.icon+"'> could'nt find FLV movie.</h3>"
        : '<h3><img src="'+flvdl_siteinfo[x].icon+'"> Download \"'+title+'\"</h3>';
  },
  execute: function(){
    var doc = CmdUtils.getDocumentInsecure();
    var x = this._siteinfo_key(doc);
    var title = this._video_title(x, doc);
    if(!title){
      displayMessage({icon: this.icon, title: this.name,
        text: "could'nt find FLV movie."});
      return;
    }
    var filepicker = Cc['@mozilla.org/filepicker;1']
      .createInstance(Ci.nsIFilePicker);
    filepicker.init(CmdUtils.getWindow(), 
      "download FLV movie",
        Ci.nsIFilePicker.modeSave);
    filepicker.defaultString = title + ".flv";
    if(filepicker.show() == Ci.nsIFilePicker.returnCancel)
      return;
    var targetURI = Cc['@mozilla.org/network/io-service;1']
      .getService(Ci.nsIIOService)
        .newURI(flvdl_siteinfo[x].vuri(doc), null, null);
    var dm = Cc["@mozilla.org/download-manager;1"]
      .getService(Ci.nsIDownloadManager);
    var persist = Cc["@mozilla.org/embedding/browser/nsWebBrowserPersist;1"]
      .createInstance(Ci.nsIWebBrowserPersist);
    persist.progressListener = dm.addDownload(
      0, targetURI,filepicker.fileURL, filepicker.file.leafName,
        null, null, null, null, persist);
    persist.saveURI(targetURI, null, null, null, null, filepicker.file);
  },
  contributors: ["powchin".link("http://tako3.com/search/powchin")]
});
}({
youtube: {
  icon: "http://s.ytimg.com/yt/favicon-vfl1123.ico",
  host: "youtube\\.com",
  vttl: "#watch-vid-title h1",
  vuri: function(doc){
    var uri = Utils.url(doc.documentURI);
    if(!uri.path.match("[?&]v=([^&]+)"))
      return;
    var vid = RegExp.$1;
    var params = jQuery("#movie_player", doc.body).attr("flashvars").split("&");
    var t,fmt;
    for(var i in params) {
      if(!t && params[i].match("^t=(.*)"))
        t = RegExp.$1;
      if(!fmt && params[i].match("^fmt_map=(\\d+)"))
        fmt = RegExp.$1;
    }
    return "http://www.youtube.com/get_video?video_id="
      + vid + "&t=" + t + "&fmt=" + fmt;
  },
},
niconico: {
  icon: "http://www.nicovideo.jp/img/favicon.ico",
  host: "nicovideo\\.jp",
  vttl: "#des_2 h1 a",
  vuri: function(doc){
    if(!Utils.url(doc.documentURI)
        .spec.match("nicovideo\\.jp/watch/(.*)$"))
      return;
    var api = "http://www.nicovideo.jp/api/getflv?as3=1&v=" + RegExp.$1;
    return unescape(
      /\&url=(.*?)\&/.exec(
        jQuery.ajax({url: api, async: false})
          .responseText)[1]);
  },
}
/* templte
key: { // Set as you like.
  icon: "", // This will be shown in preview.
  host: "", // Host name.
  vttl: "", // Css selector of this video's title.
  vuri: function(){}, // Decides flv resource's uri.
}
*/
});