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get_registered_metadata › WordPress Function

Desde4.6.0
Obsoleton/a
get_registered_metadata ( $object_type, $object_id, $meta_key = '' )
Parâmetros: (3)
  • (string) $object_type Type of object metadata is for. Accepts 'post', 'comment', 'term', 'user', or any other object type with an associated meta table.
    Required: Yes
  • (int) $object_id ID of the object the metadata is for.
    Required: Yes
  • (string) $meta_key Optional. Registered metadata key. If not specified, retrieve all registered metadata for the specified object.
    Required: No
    Padrão: (empty)
Retorna:
  • (mixed) A single value or array of values for a key if specified. An array of all registered keys and values for an object ID if not. False if a given $meta_key is not registered.
Definido em:
Codex:

Retrieves registered metadata for a specified object.

The results include both meta that is registered specifically for the object's subtype and meta that is registered for the entire object type.


Fonte

function get_registered_metadata( $object_type, $object_id, $meta_key = '' ) {
	$object_subtype = get_object_subtype( $object_type, $object_id );

	if ( ! empty( $meta_key ) ) {
		if ( ! empty( $object_subtype ) && ! registered_meta_key_exists( $object_type, $meta_key, $object_subtype ) ) {
			$object_subtype = '';
		}

		if ( ! registered_meta_key_exists( $object_type, $meta_key, $object_subtype ) ) {
			return false;
		}

		$meta_keys     = get_registered_meta_keys( $object_type, $object_subtype );
		$meta_key_data = $meta_keys[ $meta_key ];

		$data = get_metadata( $object_type, $object_id, $meta_key, $meta_key_data['single'] );

		return $data;
	}

	$data = get_metadata( $object_type, $object_id );
	if ( ! $data ) {
		return array();
	}

	$meta_keys = get_registered_meta_keys( $object_type );
	if ( ! empty( $object_subtype ) ) {
		$meta_keys = array_merge( $meta_keys, get_registered_meta_keys( $object_type, $object_subtype ) );
	}

	return array_intersect_key( $data, $meta_keys );
}