← All changes | includes/Editors/BlockEditor/Block.php +50 -7 4.6.1 → 4.9.2 View file →

		@@ -94,19 +94,62 @@
94	94	$this->load_frontend_styles();
95	95	$this->load_frontend_scripts();
96	96	}
97	97
	98	+ /**
	99	+ * Flatten a decoded selection attribute into a plain list of values.
	100	+ *
	101	+ * Selection attributes are saved by the editor as `[{ value, label }]`
	102	+ * objects, but a bare list of values — `[5, 7]` — is what REST clients and
	103	+ * other programmatic writers naturally produce. Both shapes are accepted:
	104	+ * an array element contributes its `$key`, a scalar element contributes
	105	+ * itself, and elements that carry no value are dropped.
	106	+ *
	107	+ * @since 4.9.0
	108	+ *
	109	+ * @param mixed $decoded Decoded attribute value. Anything that is not an array yields an empty list.
	110	+ * @param string $key Key holding the value on object elements. Default 'value'.
	111	+ *
	112	+ * @return array Re-indexed list of values.
	113	+ */
	114	+ public static function normalize_id_list( $decoded, $key = 'value' ) {
	115	+ if ( ! is_array( $decoded ) ) {
	116	+ return [];
	117	+ }
	118	+
	119	+ $_values = array_map(
	120	+ function ( $item ) use ( $key ) {
	121	+ return is_array( $item ) ? ( isset( $item[ $key ] ) ? $item[ $key ] : null ) : $item;
	122	+ },
	123	+ $decoded
	124	+ );
	125	+
	126	+ return array_values(
	127	+ array_filter(
	128	+ $_values,
	129	+ function ( $value ) {
	130	+ return null !== $value;
	131	+ }
	132	+ )
	133	+ );
	134	+ }
	135	+
	136	+ /**
	137	+ * Decode a JSON attribute string into a list of values.
	138	+ *
	139	+ * @since 4.9.0 Bare-value lists (`"[5]"`) are accepted alongside the
	140	+ * editor's `[{ value, label }]` form, and no longer warn.
	141	+ *
	142	+ * @param mixed $data JSON encoded attribute value; non-strings yield an empty list.
	143	+ * @param string $key Key holding the value on object elements. Default 'value'.
	144	+ *
	145	+ * @return array
	146	+ */
98	147	public function string_to_array( $data = [], $key = 'value' ) {
99	148	$_return_val = [];
100	149
101	150	if ( is_string( $data ) && ! empty( $data ) ) {
102		- $_return_val = json_decode( $data, true );
103		- $_return_val = array_map(
104		- function ( $item ) use ( &$key ) {
105		- return $item[ $key ];
106		- },
107		- $_return_val == null || empty( $_return_val ) ? [] : $_return_val
108		- );
	151	+ $_return_val = self::normalize_id_list( json_decode( $data, true ), $key );
109	152	}
110	153
111	154	return $_return_val;
112	155	}