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Source View: get_{$meta_type}_metadata

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Source View

This hook occurs 2 times in this file.

Line Code
263  * @return string|array Single metadata value, or array of values
264  */
265 function get_metadata($meta_type, $object_id, $meta_key = '', $single = false) {
266      if ( !$meta_type )
267           return false;
268
269      if ( !$object_id = absint($object_id) )
270           return false;
271
272      $check = apply_filters( "get_{$meta_type}_metadata", null, $object_id, $meta_key, $single );
273      if ( null !== $check ) {
274           if ( $single && is_array( $check ) )
275                return $check[0];
276           else
277                return $check;
278      }
279
280      $meta_cache = wp_cache_get($object_id, $meta_type . '_meta');
281
 
Line Code
311  * @return boolean true of the key is set, false if not.
312  */
313 function metadata_exists( $meta_type, $object_id, $meta_key ) {
314      if ( ! $meta_type )
315           return false;
316
317      if ( ! $object_id = absint( $object_id ) )
318           return false;
319
320      $check = apply_filters( "get_{$meta_type}_metadata", null, $object_id, $meta_key, true );
321      if ( null !== $check )
322           return true;
323
324      $meta_cache = wp_cache_get( $object_id, $meta_type . '_meta' );
325
326      if ( !$meta_cache ) {
327           $meta_cache = update_meta_cache( $meta_type, array( $object_id ) );
328           $meta_cache = $meta_cache[$object_id];
329      }