1 files changed, 20 insertions, 0 deletions
diff --git a/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php b/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php
index ae77ff714..ec1dac417 100644
--- a/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php
+++ b/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php
@@ -235,6 +235,7 @@ class Attribute
         'filterProtocolUrlAttribute',
         'rewriteImageProxyUrl',
         'secureIframeSrc',
+        'removeYouTubeAutoplay'
     );
 
     /**
@@ -405,6 +406,25 @@ class Attribute
     }
 
     /**
+     * Removes YouTube autoplay from iframes
+     *
+     * @access public
+     * @param  string    $tag            Tag name
+     * @param  array     $attribute      Atttributes name
+     * @param  string    $value          Attribute value
+     * @return boolean
+     */
+    public function removeYouTubeAutoplay($tag, $attribute, &$value)
+    {
+        $regex = '%^(https://(?:www\.)?youtube.com/.*\?.*autoplay=)(1)(.*)%i';
+        if ($tag === 'iframe' && $attribute === 'src' && preg_match($regex, $value)) {
+            $value = preg_replace($regex, '${1}0$3', $value);
+        }
+
+        return true;
+    }
+
+    /**
      * Rewrite image url to use with a proxy
      *
      * @access public