modules/page-modes/google-video.js

   1 /**
   2  * (C) Copyright 2008 Jeremy Maitin-Shepard
   3  *
   4  * Use, modification, and distribution are subject to the terms specified in the
   5  * COPYING file.
   6 **/
   7
   8 require("content-buffer.js");
   9 require("media.js");
  10
  11 function media_scrape_google_video(buffer, results) {
  12
  13     var doc = buffer.document;
  14
  15     try {
  16         let frame_doc = buffer.top_frame.frames[0].document;
  17         let mime_type;
  18         let ext;
  19         let elem;
  20         let target_uri;
  21         if ((elem = frame_doc.getElementById('macdownloadlink'))) {
  22             mime_type = "video/x-msvideo";
  23             ext = "avi";
  24             target_uri = elem.href;
  25         } else if ((elem = frame_doc.getElementById('ipoddownloadlink'))) {
  26             mime_type = "video/mp4";
  27             ext = "mp4";
  28             target_uri = elem.href;
  29         } else if ((elem = frame_doc.getElementsByTagName('embed'))) {
  30             elem = elem[0];
  31             let tu = elem.src;
  32             let l = tu.indexOf("videoUrl") + 9;
  33             let r = tu.indexOf("&",l);
  34             target_uri = unescape(tu.substr(l, r-l));
  35             ext = "flv";
  36             mime_type = "video/x-flv";
  37         } else
  38             return;
  39         results.push(load_spec({uri: target_uri,
  40                                 title: doc.title,
  41                                 filename_extension: ext,
  42                                 source_frame: buffer.top_frame,
  43                                 mime_type: mime_type}));
  44     } catch (e if !(e instanceof interactive_error)) {}
  45 }
  46
  47
  48 define_page_mode("google-video-mode",
  49     build_url_regexp($domain = "video.google"),
  50     function enable (buffer) {
  51         buffer.page.local.media_scraper = [media_scrape_google_video];
  52         media_setup_local_object_classes(buffer);
  53     },
  54     function disable (buffer) {
  55         media_disable_local_object_classes(buffer);
  56     },
  57     $display_name = "Google Video");
  58
  59 page_mode_activate(google_video_mode);
  60
  61 provide("google-video");