makecommerce / includes / i18n.php

i18n.php in MakeCommerce for WooCommerce trunk, at includes/i18n.php

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1	<?php
2
3	namespace MakeCommerce;
4
5	/**
6	* Define the internationalization functionality
7	*
8	* Loads and defines the internationalization files for this plugin
9	* so that it is ready for translation.
10	*
11	* @link https://makecommerce.net/
12	* @since 3.0.0
13	*
14	* @package Makecommerce
15	* @subpackage Makecommerce/includes
16	*/
17
18	/**
19	* Define the internationalization functionality.
20	*
21	* Loads and defines the internationalization files for this plugin
22	* so that it is ready for translation.
23	*
24	* @since 3.0.0
25	* @package Makecommerce
26	* @subpackage Makecommerce/includes
27	* @author Maksekeskus AS <support@maksekeskus.ee>
28	*/
29	class i18n {
30
31	//set default locale when there is nothing specified
32	public static string $defaultLocale = "et";
33
34	/**
35	* Load the plugin text domain for translation.
36	*
37	* @since 3.0.0
38	*/
39	public function load_plugin_textdomain() {
40
41	load_plugin_textdomain(
42	'wc_makecommerce_domain',
43	false,
44	dirname( dirname( plugin_basename( __FILE__ ) ) ) . '/languages/'
45	);
46
47	}
48
49	/**
50	* Returns country name
51	*
52	* @since 3.0.0
53	*/
54	public static function get_country_name( $country_code ) {
55
56	switch ( $country_code ) {
57	case 'ee':
58	return __( 'Estonia', 'wc_makecommerce_domain' );
59	break;
60	case 'lv':
61	return __( 'Latvia', 'wc_makecommerce_domain' );
62	break;
63	case 'lt':
64	return __( 'Lithuania', 'wc_makecommerce_domain' );
65	break;
66	case 'fi':
67	return __( 'Finland', 'wc_makecommerce_domain' );
68	break;
69	case 'other':
70	return __( 'International', 'wc_makecommerce_domain' );
71	break;
72	}
73
74	return $country_code;
75	}
76
77	/**
78	* Gets the default language for the site.
79	*
80	* @since 3.0.3
81	*/
82	public static function get_site_default_language() {
83
84	//polylang
85	if ( self::is_polylang_active() ) {
86
87	return strtolower( substr( pll_default_language(), 0, 2 ) );
88	}
89
90	//woocommerce
91	if ( self::is_wpml_woocommerce_active() ) {
92
93	global $sitepress;
94
95	if ( isset($sitepress) ) {
96	return strtolower( substr( $sitepress->get_default_language(), 0, 2 ) );
97	}
98	}
99
100	//default
101	return self::get_two_char_locale();
102	}
103
104	/**
105	* Returns currently used locale
106	* WPML is superior to Polylang in case both are active
107	*
108	* @since 3.0.0
109	*/
110	public static function get_locale() {
111
112	$locale = get_locale();
113
114	if ( $locale ) {
115
116	$locale = explode( '_', $locale );
117
118	if ( isset( $locale[0] ) ) {
119	$locale = $locale[0];
120	}
121	}
122
123	//polylang uses different locale names, while wpml uses lv, lt, en. Polylang uses lv_LV, lt_LT and en_GB
124	//this method should be improved and made generic everywhere
125	if ( function_exists( 'pll_languages_list' ) ) {
126	$locale = get_locale();
127	}
128
129	//nothing found, set default
130	if ( empty( $locale ) ) {
131	return self::$defaultLocale;
132	}
133
134	return $locale;
135	}
136
137	/**
138	* Returns the first two characters of the currently used locale
139	*
140	* @since 3.0.0
141	*/
142	public static function get_two_char_locale() {
143
144	return strtolower( substr( self::get_locale(), 0, 2 ) );
145	}
146
147	/**
148	* if orderMeta contains wpml language parameter then change the language to it
149	*
150	* @since 3.0.0
151	*/
152	public static function change_language_from_post( $orderMeta ) {
153
154	if ( isset( $orderMeta["meta"] ) ) {
155	foreach ( $orderMeta["meta"] as $key=>$value ) {
156	if ( is_array( $value ) ) {
157	if ( $value["key"] == "wpml_language" ) {
158	self::switch_language( $value["value"] );
159	}
160	}
161	}
162	}
163	}
164
165	/**
166	* Returns true if WPML for WooCommerce is active, else false
167	*
168	* @since 3.0.0
169	*/
170	public static function is_wpml_woocommerce_active() {
171
172	if ( in_array( 'woocommerce-multilingual/wpml-woocommerce.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ) ) ) {
173	return true;
174	}
175
176	return false;
177	}
178
179	/**
180	* Returns true if polylang plugin is active, else false
181	*
182	* @since 3.0.0
183	*/
184	public static function is_polylang_active() {
185
186	if ( function_exists( 'pll_languages_list' ) ) {
187	return true;
188	}
189
190	return false;
191	}
192
193	/**
194	* Check if there are any language plugins like Polylang or WPML used
195	*
196	* @since 3.0.0
197	*/
198	public static function using_language_plugins() {
199
200	if ( self::is_polylang_active() \|\| self::is_wpml_woocommerce_active() ) {
201	return true;
202	}
203
204	return false;
205	}
206
207	/**
208	* Returns a string from mo file for the specified locale
209	*
210	* @since 3.0.0
211	*/
212	public static function get_string_from_mo( $string, $textdomain, $locale ) {
213
214	$file = plugin_dir_path( __FILE__ ) . '../languages/' . $textdomain . '-' . $locale . '.mo';
215
216	if ( file_exists( $file ) ) {
217
218	$mo = new \MO();
219	$mo->import_from_file( $file );
220
221	if ( isset( $mo->entries ) ) {
222	if ( isset( $mo->entries[$string] ) ) {
223	if ( isset( $mo->entries[$string]->translations ) ) {
224	if ( isset( $mo->entries[$string]->translations[0] ) ) {
225	$string = $mo->entries[$string]->translations[0];
226	}
227	}
228	}
229	}
230	}
231
232	return $string;
233	}
234
235	/**
236	* Get a list of languages that are used
237	* WPML is superior to Polylang in case both are active
238	*
239	* @since 3.0.0
240	*/
241	public static function get_active_languages() {
242
243	$languages = array();
244
245	//wpml
246	if ( function_exists( 'icl_object_id' ) && !function_exists( 'pll_languages_list' ) ) {
247
248	$languages = apply_filters( 'wpml_active_languages', NULL, 'skip_missing=0' );
249	} else if ( function_exists( 'pll_languages_list' ) ) { //polylang
250
251	$pl_locales = pll_languages_list( array( 'fields'=>'locale' ) );
252	foreach ( $pl_locales as $key => $locale_pl ) {
253
254	$language = array( 'id' => $key, 'code' => $locale_pl ) ;
255	$languages[$locale_pl] = $language;
256	}
257	}
258
259	$languages2 = array();
260	foreach ( $languages as $key => $language ) {
261
262	$language["code"] = strtolower( substr( $language["code"], 0, 2 ) );
263	$languages2[strtolower( substr( $key, 0, 2 ) )] = $language;
264	}
265
266	return $languages2;
267	}
268
269	/**
270	* Switches language using WPML
271	*
272	* This function needs work
273	*
274	* @since 3.0.0
275	*/
276	public static function switch_language( $language_code ) {
277
278	//switch wordpress language first
279	try {
280	switch_to_locale( $language_code );
281	} catch ( Throwable $t ) {
282	//switching to locale doesnt always work
283	error_log( print_r( $t, true ) );
284	}
285
286	//set wpml language
287	if ( function_exists( 'icl_object_id' ) ) {
288	do_action( 'wpml_switch_language', $language_code );
289
290	} else {
291	//set polylang language
292	if ( function_exists( 'pll_current_language' ) ) {
293	do_action( 'wpml_switch_language', $language_code ); //this also seems to work for polylang
294	}
295	}
296	}
297	}
298