wp-ultimate-post-grid / includes / public / class-wpupg-multilingual.php

class-wpupg-multilingual.php in WP Ultimate Post Grid 4.1.1, at includes/public/class-wpupg-multilingual.php

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1	<?php
2	/**
3	* Handle multilingual functionality.
4	*
5	* @link https://bootstrapped.ventures
6	* @since 3.9.0
7	*
8	* @package WP_Ultimate_Post_Grid
9	* @subpackage WP_Ultimate_Post_Grid/includes/public
10	*/
11
12	/**
13	* Handle multilingual functionality.
14	*
15	* @since 3.9.0
16	* @package WP_Ultimate_Post_Grid
17	* @subpackage WP_Ultimate_Post_Grid/includes/public
18	* @author Brecht Vandersmissen <brecht@bootstrapped.ventures>
19	*/
20	class WPUPG_Multilingual {
21
22	/**
23	* Language to set for WPML
24	*
25	* @since 3.9.0
26	* @access private
27	* @var mixed $wpml_language Language to set for WPML.
28	*/
29	private static $wpml_language = false;
30
31	/**
32	* Register actions and filters.
33	*
34	* @since 3.9.0
35	*/
36	public static function init() {
37	add_action( 'pre_get_posts', array( __CLASS__, 'set_language_wpml' ) );
38	}
39
40	/**
41	* Check if and what multilingual plugin is getting used.
42	*
43	* @since 3.9.0
44	*/
45	public static function get() {
46	$plugin = false;
47	$languages = array();
48	$current_language = false;
49	$default_language = false;
50
51	// WPML.
52	$wpml_languages = apply_filters( 'wpml_active_languages', false );
53
54	if ( $wpml_languages ) {
55	$plugin = 'wpml';
56
57	foreach ( $wpml_languages as $code => $options ) {
58	$languages[ $code ] = array(
59	'value' => $code,
60	'label' => $options['native_name'],
61	);
62	}
63
64	$current_language = ICL_LANGUAGE_CODE;
65	$default_language = apply_filters( 'wpml_default_language', false );
66	}
67
68	// Return either false (no multilingual plugin) or an array with the plugin and activated languages.
69	return ! $plugin ? false : array(
70	'plugin' => $plugin,
71	'languages' => $languages,
72	'current' => $current_language,
73	'default' => $default_language,
74	);
75	}
76
77	/**
78	* Set the language to use.
79	*
80	* @since 3.9.0
81	* @param mixed $language Language to set.
82	*/
83	public static function set_language( $language ) {
84	if ( $language ) {
85	$multilingual = self::get();
86
87	if ( $multilingual ) {
88	// WPML.
89	if ( 'wpml' === $multilingual['plugin'] ) {
90	self::$wpml_language = $language;
91	}
92	}
93	}
94	}
95
96	/**
97	* Set the WPML language.
98	*
99	* @since 3.9.0
100	* @param mixed $query Post query.
101	*/
102	public static function set_language_wpml( $query ) {
103	if ( self::$wpml_language ) {
104	do_action( 'wpml_switch_language', self::$wpml_language );
105	}
106	}
107
108	/**
109	* Unset the language.
110	*
111	* @since 3.9.0
112	*/
113	public static function unset_language() {
114	$multilingual = self::get();
115
116	if ( $multilingual ) {
117	// WPML.
118	if ( 'wpml' === $multilingual['plugin'] ) {
119	do_action( 'wpml_switch_language', null );
120	self::$wpml_language = false;
121	}
122	}
123	}
124	}
125
126	WPUPG_Multilingual::init();
127