charitable / includes / fields / class-charitable-object-fields.php

class-charitable-object-fields.php in Charitable – Donation & Fundraising Platform (Donation Forms, Recurring Donations & Fundraising Campaigns) 1.6.8, at includes/fields/class-charitable-object-fields.php

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1	<?php
2	/**
3	* Charitable Object Fields model.
4	*
5	* @package Charitable/Classes/Charitable_Object_Fields
6	* @author Eric Daams
7	* @copyright Copyright (c) 2019, Studio 164a
8	* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
9	* @since 1.6.0
10	* @version 1.6.0
11	*/
12
13	// Exit if accessed directly.
14	if ( ! defined( 'ABSPATH' ) ) {
15	exit;
16	}
17
18	if ( ! class_exists( 'Charitable_Object_Fields' ) ) :
19
20	/**
21	* Charitable_Object_Fields
22	*
23	* @since 1.6.0
24	*/
25	class Charitable_Object_Fields implements Charitable_Fields_Interface {
26
27	/**
28	* The `Charitable_Field_Registry` instance for this object.
29	*
30	* @since 1.6.0
31	*
32	* @var Charitable_Field_Registry
33	*/
34	private $registry;
35
36	/**
37	* An object.
38	*
39	* @since 1.6.0
40	*
41	* @var mixed
42	*/
43	private $object;
44
45	/**
46	* Create class object.
47	*
48	* @since 1.6.0
49	*
50	* @param Charitable_Field_Registry $registry An instance of `Charitable_Field_Registry`.
51	* @param mixed $object The object that will be passed to the value callback.
52	*/
53	public function __construct( Charitable_Field_Registry $registry, $object ) {
54	$this->registry = $registry;
55	$this->object = $object;
56	}
57
58	/**
59	* Get the set value for a particular field.
60	*
61	* @since 1.6.0
62	*
63	* @param string $field_key The field to get a value for.
64	* @return mixed
65	*/
66	public function get( $field_key ) {
67	$field = $this->registry->get_field( $field_key );
68
69	if ( ! $field ) {
70	return null;
71	}
72
73	return call_user_func( $field->value_callback, $this->object, $field_key );
74	}
75
76	/**
77	* Check whether a particular field is registered.
78	*
79	* @since 1.6.0
80	*
81	* @param string $field_key The field to check for.
82	* @return boolean
83	*/
84	public function has( $field_key ) {
85	return false !== $this->registry->get_field( $field_key );
86	}
87
88	/**
89	* Check whether a particular field has a callback for getting the value.
90	*
91	* @since 1.6.0
92	*
93	* @param string $field_key The field to check for.
94	* @return boolean
95	*/
96	public function has_value_callback( $field_key ) {
97	$field = $this->registry->get_field( $field_key );
98
99	return $field && false !== $field->value_callback;
100	}
101	}
102
103	endif;
104