Ticket #23843: 23843.diff

wp-includes/media.php

@@ -1774 +1774 @@
 }
 
 /**
- * Retrieve audio attached to the passed post
+ * Retrieve media attached to the passed post
  *
  * @since 3.6.0
  *
+ * @param string $type (Mime) type of media desired
  * @param int $post_id  Post ID
- * @return array Found audio attachments
+ * @return array Found attachments
  */
-function get_attached_audio( $post_id = 0 ) {
+function get_attached_media( $type, $post_id = 0 ) {
         $post = empty( $post_id ) ? get_post() : get_post( $post_id );
         if ( empty( $post ) )
                 return;
 
-        $children = get_children( array(
+        $args = array(
                 'post_parent' => $post->ID,
                 'post_type' => 'attachment',
-                'post_mime_type' => 'audio',
-                'posts_per_page' => -1
-        ) );
+                'post_mime_type' => $type,
+                'posts_per_page' => -1,
+        );
 
-        if ( ! empty( $children ) )
-                return $children;
+        $args = apply_filters( 'get_attached_media_args', $args, $type, $post );
+
+        $children = get_children( $args );
+
+        return (array) apply_filters( 'get_attached_media', $children, $type, $post );
 }
 
 /**
+ * Retrieve audio attached to the passed post
+ *
+ * @since 3.6.0
+ *
+ * @param int $post_id  Post ID
+ * @return array Found audio attachments
+ */
+function get_attached_audio( $post_id = 0 ) {
+        return get_attached_media( 'audio', $post_id );
+}
+
+/**
  * Retrieve video attached to the passed post
  *
  * @since 3.6.0
@@ -1806 +1822 @@
  * @return array Found video attachments
  */
 function get_attached_video( $post_id = 0 ) {
-        $post = empty( $post_id ) ? get_post() : get_post( $post_id );
-        if ( empty( $post ) )
-                return;
-
-        $children = get_children( array(
-                'post_parent' => $post->ID,
-                'post_type' => 'attachment',
-                'post_mime_type' => 'video',
-                'posts_per_page' => -1
-        ) );
-
-        if ( ! empty( $children ) )
-                return $children;
+        return get_attached_media( 'video', $post_id );
 }
 
 /**
@@ -2003 +2007 @@
  * @return array Found image attachments
  */
 function get_attached_images( $post_id = 0 ) {
-        $post = empty( $post_id ) ? get_post() : get_post( $post_id );
-        if ( empty( $post ) )
-                return array();
-
-        $children = get_children( array(
-                'post_parent' => $post->ID,
-                'post_type' => 'attachment',
-                'post_mime_type' => 'image',
-                'posts_per_page' => -1,
-                'orderby' => 'menu_order',
-                'order' => 'ASC'
-        ) );
-
-        if ( ! empty( $children ) )
-                return $children;
-
-        return array();
+        return get_attached_media( 'image', $post_id );
 }
 
 /**