1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* Automatic postMessage scripts calculation for Kirki controls. |
4
|
|
|
* |
5
|
|
|
* @package Kirki |
6
|
|
|
* @category Modules |
7
|
|
|
* @author Aristeides Stathopoulos |
8
|
|
|
* @copyright Copyright (c) 2017, Aristeides Stathopoulos |
9
|
|
|
* @license https://opensource.org/licenses/MIT |
10
|
|
|
* @since 3.0.0 |
11
|
|
|
*/ |
12
|
|
|
|
13
|
|
|
// Exit if accessed directly. |
14
|
|
|
if ( ! defined( 'ABSPATH' ) ) { |
15
|
|
|
exit; |
16
|
|
|
} |
17
|
|
|
|
18
|
|
|
/** |
19
|
|
|
* Adds styles to the customizer. |
20
|
|
|
*/ |
21
|
|
|
class Kirki_Modules_PostMessage { |
22
|
|
|
|
23
|
|
|
/** |
24
|
|
|
* The object instance. |
25
|
|
|
* |
26
|
|
|
* @static |
27
|
|
|
* @access private |
28
|
|
|
* @since 3.0.0 |
29
|
|
|
* @var object |
30
|
|
|
*/ |
31
|
|
|
private static $instance; |
32
|
|
|
|
33
|
|
|
/** |
34
|
|
|
* Constructor. |
35
|
|
|
* |
36
|
|
|
* @access protected |
37
|
|
|
* @since 3.0.0 |
38
|
|
|
*/ |
39
|
|
|
protected function __construct() { |
40
|
|
|
add_action( 'customize_preview_init', array( $this, 'postmessage' ) ); |
41
|
|
|
} |
42
|
|
|
|
43
|
|
|
/** |
44
|
|
|
* Gets an instance of this object. |
45
|
|
|
* Prevents duplicate instances which avoid artefacts and improves performance. |
46
|
|
|
* |
47
|
|
|
* @static |
48
|
|
|
* @access public |
49
|
|
|
* @since 3.0.0 |
50
|
|
|
* @return object |
51
|
|
|
*/ |
52
|
|
|
public static function get_instance() { |
53
|
|
|
if ( ! self::$instance ) { |
54
|
|
|
self::$instance = new self(); |
55
|
|
|
} |
56
|
|
|
return self::$instance; |
57
|
|
|
} |
58
|
|
|
|
59
|
|
|
/** |
60
|
|
|
* Enqueues the postMessage script |
61
|
|
|
* and adds variables to it using the wp_localize_script function. |
62
|
|
|
* The rest is handled via JS. |
63
|
|
|
*/ |
64
|
|
|
public function postmessage() { |
65
|
|
|
wp_enqueue_script( 'kirki_auto_postmessage', trailingslashit( Kirki::$url ) . 'modules/postmessage/postmessage.js', array( 'jquery', 'customize-preview' ), KIRKI_VERSION, true ); |
66
|
|
|
$fields = Kirki::$fields; |
67
|
|
|
$data = array(); |
68
|
|
|
foreach ( $fields as $field ) { |
69
|
|
|
if ( isset( $field['transport'] ) && 'postMessage' === $field['transport'] && isset( $field['js_vars'] ) && ! empty( $field['js_vars'] ) && is_array( $field['js_vars'] ) && isset( $field['settings'] ) ) { |
70
|
|
|
$data[] = $field; |
71
|
|
|
} |
72
|
|
|
} |
73
|
|
|
wp_localize_script( 'kirki_auto_postmessage', 'kirkiPostMessageFields', $data ); |
74
|
|
|
} |
75
|
|
|
} |
76
|
|
|
|