CMB2_Hookup_Base

Complexity

Total Complexity

3

Size/Duplication

Total Lines	49
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Test Coverage

Coverage

0%

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
	universal_hooks()	0	1	?
A	once()	0	10	2

<?php
/**
 * Base class for hooking CMB2 into WordPress.
 *
 * @since  2.2.0
 *
 * @category  WordPress_Plugin
 * @package   CMB2
 * @author    WebDevStudios
 * @license   GPL-2.0+
 * @link      http://webdevstudios.com
 */
abstract class CMB2_Hookup_Base {

PSR1 recommends that each class must be in a namespace of at least one level to avoid collisions.

	/**
	 * Array of all hooks done (to be run once)
	 * @var   array
	 * @since 2.0.0
	 */
	protected static $hooks_completed = array();

	/**
	 * @var   CMB2 object
	 * @since 2.0.2
	 */
	protected $cmb;

	/**
	 * The object type we are performing the hookup for
	 * @var   string
	 * @since 2.0.9
	 */
	protected $object_type = 'post';

	public function __construct( CMB2 $cmb ) {
		$this->cmb = $cmb;
		$this->object_type = $this->cmb->mb_object_type();
	}

	abstract public function universal_hooks();

	/**
	 * Ensures WordPress hook only gets fired once
	 * @since  2.0.0
	 * @param string   $action        The name of the filter to hook the $hook callback to.
	 * @param callback $hook          The callback to be run when the filter is applied.
	 * @param integer  $priority      Order the functions are executed
	 * @param int      $accepted_args The number of arguments the function accepts.
	 */
	public function once( $action, $hook, $priority = 10, $accepted_args = 1 ) {
		$key = md5( serialize( func_get_args() ) );

		if ( in_array( $key, self::$hooks_completed ) ) {
			return;
		}

		self::$hooks_completed[] = $key;
		add_filter( $action, $hook, $priority, $accepted_args );
	}

}