more graceful handling of some statusnet followups

[friendica.git] / include / oembed.php

diff --git a/include/oembed.php b/include/oembed.php
index f9441b370944fb54627e4767f2acf70075911c93..37923a877bf7193f44f862fa1920360fdbf66029 100644 (file)
--- a/include/oembed.php
+++ b/include/oembed.php
@@ -1,8 +1,20 @@
 <?php
 function oembed_replacecb($matches){
   $embedurl=$matches[1];
-  $ourl = "http://oohembed.com/oohembed/?url=".urlencode($embedurl);  
-  $txt = fetch_url($ourl);
+  
+  $r = q("SELECT v FROM `cache` WHERE k='%s'",
+               dbesc($embedurl));
+  if(count($r)){
+       $txt = $r[0]['v'];
+  } else {
+         $ourl = "http://oohembed.com/oohembed/?url=".urlencode($embedurl);  
+         $txt = fetch_url($ourl);
+         //save in cache
+         q("INSERT INTO `cache` VALUES ('%s','%s','%s')",
+               dbesc($embedurl),
+               dbesc($txt),
+               dbesc(datetime_convert()));
+  }
   $j = json_decode($txt);
   $ret="<span class='oembed'>";
   switch ($j->type) {
@@ -44,7 +56,7 @@ function oembed_bbcode2html($text){
        if ($stopoembed == true){
                return preg_replace("/\[embed\](.+?)\[\/embed\]/is", "<!-- oembed $1 --><i>". t('Embedding disabled') ." : $1</i><!-- /oembed $1 -->" ,$text);
        }
-       return preg_replace_callback("/\[embed\](.+?)\[\/embed\]/is", oembed_replacecb ,$text);
+       return preg_replace_callback("/\[embed\](.+?)\[\/embed\]/is", 'oembed_replacecb' ,$text);
 }