Changeset 18500 for trunk/wp-admin/includes/post.php

Timestamp:

08/03/2011 04:48:37 PM (14 years ago)

Author:

ryan

Message:

Turn delete_meta() , get_post_meta_by_id(), update_meta(), delete_post_meta_by_key() into wrappers around the metadata API. Add back compat *_postmeta actions to metadata API. Props jgadbois. see #18196

File:

• trunk/wp-admin/includes/post.php (modified) (3 diffs)

trunk/wp-admin/includes/post.php

@@ -702 +702 @@
  */
 function delete_meta( $mid ) {
-    global $wpdb;
-    $mid = (int) $mid;
-
-    $post_id = $wpdb->get_var( $wpdb->prepare("SELECT post_id FROM $wpdb->postmeta WHERE meta_id = %d", $mid) );
-
-    do_action( 'delete_postmeta', $mid );
-    wp_cache_delete($post_id, 'post_meta');
-    $rval = $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->postmeta WHERE meta_id = %d", $mid) );
-    do_action( 'deleted_postmeta', $mid );
-
-    return $rval;
+    return delete_metadata_by_mid( 'post' , $mid );
 }
 
@@ -743 +733 @@
  */
 function get_post_meta_by_id( $mid ) {
-    global $wpdb;
-    $mid = (int) $mid;
-
-    $meta = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->postmeta WHERE meta_id = %d", $mid) );
-    if ( empty($meta) )
-        return false;
-    if ( is_serialized_string( $meta->meta_value ) )
-        $meta->meta_value = maybe_unserialize( $meta->meta_value );
-    return $meta;
+    return get_metadata_by_mid( 'post', $mid );
 }
 
@@ -783 +765 @@
  */
 function update_meta( $meta_id, $meta_key, $meta_value ) {
-    global $wpdb;
-
-    $meta_key = stripslashes($meta_key);
-
-    if ( '' === trim( $meta_value ) )
-        return false;
-
-    $post_id = $wpdb->get_var( $wpdb->prepare("SELECT post_id FROM $wpdb->postmeta WHERE meta_id = %d", $meta_id) );
-
-    $meta_value = maybe_serialize( stripslashes_deep( $meta_value ) );
-    $meta_id = (int) $meta_id;
-
-    $data  = compact( 'meta_key', 'meta_value' );
-    $where = compact( 'meta_id' );
-
-    do_action( 'update_postmeta', $meta_id, $post_id, $meta_key, $meta_value );
-    $rval = $wpdb->update( $wpdb->postmeta, $data, $where );
-    wp_cache_delete($post_id, 'post_meta');
-    do_action( 'updated_postmeta', $meta_id, $post_id, $meta_key, $meta_value );
-
-    return $rval;
+    $meta_key = stripslashes( $meta_key );
+    $meta_value = stripslashes_deep( $meta_value );
+
+    return update_metadata_by_mid( 'post', $meta_id, $meta_value, $meta_key );
 }