public/embed.js

   1 (function() {
   2   'use strict';
   3
   4   var ready = function(loaded) {
   5     if (['interactive', 'complete'].indexOf(document.readyState) !== -1) {
   6       loaded();
   7     } else {
   8       document.addEventListener('DOMContentLoaded', loaded);
   9     }
  10   };
  11
  12   ready(function() {
  13     var iframes = [];
  14
  15     window.addEventListener('message', function(e) {
  16       var data = e.data || {};
  17
  18       if (data.type !== 'setHeight' || !iframes[data.id]) {
  19         return;
  20       }
  21
  22       iframes[data.id].height = data.height;
  23     });
  24
  25     [].forEach.call(document.querySelectorAll('iframe.mastodon-embed'), function(iframe) {
  26       iframe.scrolling      = 'no';
  27       iframe.style.overflow = 'hidden';
  28
  29       iframes.push(iframe);
  30
  31       var id = iframes.length - 1;
  32
  33       iframe.onload = function() {
  34         iframe.contentWindow.postMessage({
  35           type: 'setHeight',
  36           id: id,
  37         }, '*');
  38       };
  39
  40       iframe.onload();
  41     });
  42   });
  43 })();