短縮URLを展開するtwittperatorプラグイン(twsidebar向け)

twsidebar-expand-url.tw

(function () {
  plugins.twittperator.ChirpUserStream.addListener(onMsg);
  plugins.twittperator.TrackingStream.addListener(onMsg);

  function isShorten(uri) {
    switch (uri.host) {
      case 'ff.im':
      case 'is.gd':
      case 't.co':
      case 'bit.ly':
      case 'j.mp':
      case 'htn.to':
      case 'goo.gl':
      case 'ow.ly':
        return true;
      default:
        return false;
    }
  }

 function expandURL (url, callback) {
    let uri = util.createURI(url);
    if (isShorten(uri)) {
      let xhr = new XMLHttpRequest;
      xhr.open('HEAD', uri.spec, true);
      xhr.setRequestHeader('User-Agent', 't.co'); // t.co対策
      xhr.onreadystatechange = function () {
        if (xhr.readyState == 4) {
          callback(xhr.channel.URI.spec, url);
        }
      }
      xhr.send();
    } else {
      callback(url, false);
    }
  }

  // twsidebar.twの直接呼びたい
  function escapeBreakers (text)
    text.replace(/[\x00-\x08\x0b\x0c\x0e-\x1f]+/g, function(c) uneval(c));

  function sidebar ()
    document.getElementById('sidebar')._contentWindow.document;

  function scroll () {
    let tws = sidebar().getElementById('tw-anekos-sb-home-list');
    let len = tws.itemCount;
    tws.scrollToIndex(len - 1);
  }

  function replaceURL (tweet, id, urls) {
    for (let i in urls) {
      let sUrl = urls[i].url;
      expandURL(urls[i].expanded_url, function (reu , expand) {
        tweet.text = tweet.text.replace(sUrl, reu);
        if (expand) {
          sidebar().getElementById(id).childNodes[1].childNodes[3].childNodes[3].firstChild.textContent = escapeBreakers(tweet.text);
          scroll();
        }
      });
    }
  }

  function onMsg (msg, raw) {
    if (!msg.entities) { return; }
    let tweet = (msg.retweeted_status) ? msg.retweeted_status : msg;
    if (tweet.entities.urls[0]) {
      replaceURL(tweet, msg.id, tweet.entities.urls);
    }
    if (tweet.entities.media && tweet.entities.media[0]) {
      replaceURL(tweet, msg.id, tweet.entities.media);
    }
  }
})()

// vim: ft=javascript:

twsidebar.tw.diff

diff --git a/twittperator/twsidebar.tw b/twittperator/twsidebar.tw
index 13f5b06..b2dbff2 100644
--- a/twittperator/twsidebar.tw
+++ b/twittperator/twsidebar.tw
@@ -130,6 +130,7 @@ liberator.modules.TWAnekoSB = ANekoSB = (function () {
         richlistitemClasses.push(className('tweet-protected'));
       xml =
         <richlistitem
+          id={t.id}
           class={richlistitemClasses.join(' ')}
           style={[
             "font-size: " + px(Config.fontSize - (t.text.length > 70 ? 2 : 0)),
@@ -317,6 +318,7 @@ liberator.modules.TWAnekoSB = ANekoSB = (function () {
 
     if (msg.direct_message) {
       t = {
+        id: msg.id,
         name: msg.direct_message.sender.screen_name,
         img: msg.direct_message.sender.profile_image_url,
         text: msg.direct_message.text,
@@ -325,6 +327,7 @@ liberator.modules.TWAnekoSB = ANekoSB = (function () {
       };
     } else if (msg.retweeted_status) {
       t = {
+        id: msg.id,
         name: my ? msg.user.screen_name : msg.retweeted_status.user.screen_name,
         img: my ? msg.user.profile_image_url : msg.retweeted_status.user.profile_image_url,
         text: msg.retweeted_status.text,
@@ -368,6 +371,7 @@ liberator.modules.TWAnekoSB = ANekoSB = (function () {
       dummy = true;
     } else if (msg.user && msg.text && msg.in_reply_to_screen_name == screenName) {
       t = {
+        id: msg.id,
         name: msg.user.screen_name,
         img: msg.user.profile_image_url,
         text: msg.text,
@@ -375,6 +379,7 @@ liberator.modules.TWAnekoSB = ANekoSB = (function () {
       };
     } else if (msg.user && msg.text) {
       t = {
+        id: msg.id,
         name: msg.user.screen_name,
         img: msg.user.profile_image_url,
         text: msg.text,