src/Module/Oembed.php

   1 <?php
   2
   3 namespace Friendica\Module;
   4
   5 use Friendica\BaseModule;
   6 use Friendica\Content;
   7 use Friendica\Util\Strings;
   8
   9 /**
  10  * Oembed module
  11  *
  12  * Displays stored embed content based on a base64 hash of a remote URL
  13  *
  14  * Example: /oembed/aHR0cHM6Ly9...
  15  *
  16  * @author Hypolite Petovan <hypolite@mrpetovan.com>
  17  */
  18 class Oembed extends BaseModule
  19 {
  20         public static function content()
  21         {
  22                 $a = self::getApp();
  23
  24                 // Unused form: /oembed/b2h?url=...
  25                 if ($a->argv[1] == 'b2h') {
  26                         $url = ["", trim(hex2bin($_REQUEST['url']))];
  27                         echo Content\OEmbed::replaceCallback($url);
  28                         exit();
  29                 }
  30
  31                 // Unused form: /oembed/h2b?text=...
  32                 if ($a->argv[1] == 'h2b') {
  33                         $text = trim(hex2bin($_REQUEST['text']));
  34                         echo Content\OEmbed::HTML2BBCode($text);
  35                         exit();
  36                 }
  37
  38                 // @TODO: Replace with parameter from router
  39                 if ($a->argc == 2) {
  40                         echo '<html><body>';
  41                         $url = Strings::base64UrlDecode($a->argv[1]);
  42                         $j = Content\OEmbed::fetchURL($url);
  43
  44                         // workaround for media.ccc.de (and any other endpoint that return size 0)
  45                         if (substr($j->html, 0, 7) == "<iframe" && strstr($j->html, 'width="0"')) {
  46                                 $j->html = '<style>html,body{margin:0;padding:0;} iframe{width:100%;height:100%;}</style>' . $j->html;
  47                                 $j->html = str_replace('width="0"', '', $j->html);
  48                                 $j->html = str_replace('height="0"', '', $j->html);
  49                         }
  50                         echo $j->html;
  51                         echo '</body></html>';
  52                 }
  53                 exit();
  54         }
  55 }