Changes in trunk/wp-includes/post-thumbnail-template.php [13382:15990]

File:

• trunk/wp-includes/post-thumbnail-template.php (modified) (4 diffs)

trunk/wp-includes/post-thumbnail-template.php

@@ -18 +18 @@
  * @return bool Whether post has an image attached.
  */
-function has_post_thumbnail( $post_id = NULL ) {
-    global $id;
-    $post_id = ( NULL === $post_id ) ? $id : $post_id;
-    return !! get_post_thumbnail_id( $post_id );
+function has_post_thumbnail( $post_id = null ) {
+    $post_id = ( null === $post_id ) ? get_the_ID() : $post_id;
+    return (bool) get_post_thumbnail_id( $post_id );
 }
 
@@ -32 +31 @@
  * @return int
  */
-function get_post_thumbnail_id( $post_id = NULL ) {
-    global $id;
-    $post_id = ( NULL === $post_id ) ? $id : $post_id;
+function get_post_thumbnail_id( $post_id = null ) {
+    $post_id = ( null === $post_id ) ? get_the_ID() : $post_id;
     return get_post_meta( $post_id, '_thumbnail_id', true );
 }
@@ -47 +45 @@
  */
 function the_post_thumbnail( $size = 'post-thumbnail', $attr = '' ) {
-    echo get_the_post_thumbnail( NULL, $size, $attr );
+    echo get_the_post_thumbnail( null, $size, $attr );
 }
 
@@ -58 +56 @@
  * @param string $size Optional. Image size.  Defaults to 'thumbnail'.
  * @param string|array $attr Optional. Query string or array of attributes.
-  */
-function get_the_post_thumbnail( $post_id = NULL, $size = 'post-thumbnail', $attr = '' ) {
-    global $id;
-    $post_id = ( NULL === $post_id ) ? $id : $post_id;
+ */
+function get_the_post_thumbnail( $post_id = null, $size = 'post-thumbnail', $attr = '' ) {
+    $post_id = ( null === $post_id ) ? get_the_ID() : $post_id;
     $post_thumbnail_id = get_post_thumbnail_id( $post_id );
     $size = apply_filters( 'post_thumbnail_size', $size );