include/oembed.php

   1 <?php
   2 function oembed_replacecb($matches){
   3   $embedurl=$matches[1];
   4   $ourl = "http://oohembed.com/oohembed/?url=".urlencode($embedurl);
   5   $txt = fetch_url($ourl);
   6   $j = json_decode($txt);
   7   $ret="<!-- oembed $embedurl -->";
   8   switch ($j->type) {
   9     case "video": {
  10        if (isset($j->thumbnail_url)) {
  11          $tw = (isset($j->thumbnail_width)) ? $j->thumbnail_width:200;
  12          $th = (isset($j->thumbnail_height)) ? $j->thumbnail_height:180;
  13          $ret = "<a href='#' onclick='this.innerHTML=unescape(\"".urlencode($j->html)."\").replace(/\+/g,\" \"); return false;' >";
  14          $ret.= "<img width='$tw' height='$th' src='".$j->thumbnail_url."'>";
  15          $ret.= "</a>";
  16        } else {
  17          $ret=$j->html;
  18        }
  19        $ret.="<br>";
  20     }; break;
  21     case "photo": {
  22       $ret = "<img width='".$j->width."' height='".$j->height."' src='".$j->url."'>";
  23       $ret.="<br>";
  24     }; break;
  25     case "link": {
  26       //$ret = "<a href='".$embedurl."'>".$j->title."</a>";
  27     }; break;
  28     case "rich": {
  29       // not so safe..
  30       $ret = "<blockquote>".$j->html."</blockquote>";
  31     }; break;
  32   }
  33
  34   $embedlink = (isset($j->title))?$j->title:$embedurl;
  35   $ret .= "<a href='$embedurl'>$embedlink</a>";
  36   if (isset($j->author_name)) $ret.=" by ".$j->author_name;
  37   if (isset($j->provider_name)) $ret.=" on ".$j->provider_name;
  38   $ret.="<!-- /oembed $embedurl -->";
  39   return $ret;
  40 }
  41
  42 function oembed_bbcode($text){
  43         $stopoembed = get_config("system","no_oembed");
  44         if ($stopoembed == True):
  45                 return preg_replace_callback("/\[embed\](.+?)\[\/embed\]/is", "$1" ,$text);
  46         return preg_replace_callback("/\[embed\](.+?)\[\/embed\]/is", oembed_replacecb ,$text);
  47 }
  48 ?>