wplingua / wplingua.php

wplingua.php in Translate and Go multilingual – Automatic AI translation – wpLingua 2.9.4, at wplingua.php

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1	<?php
2	/**
3	* Plugin Name: wpLingua
4	* Plugin URI: https://wplingua.com/
5	* Description: An all-in-one solution that makes your websites multilingual and translates them automatically, without word or page limits. The highlights: a free first language, an on-page visual editor for editing translations, a customizable language switcher, search engine optimization (SEO), self-hosted data and more!
6	* Author: wpLingua Translation Service
7	* Author URI: https://wplingua.com/
8	* Text Domain: wplingua
9	* Domain Path: /languages/
10	* Version: 2.9.4
11	* Requires PHP: 7.4
12	* License: GPL v2 or later
13	* License URI: https://www.gnu.org/licenses/gpl-2.0.html
14	*/
15
16
17	// If this file is called directly, abort.
18	if ( ! defined( 'WPINC' ) ) {
19	die;
20	}
21
22
23	// Define wpLingua constants
24	define( 'WPLNG_API_URL', 'https://api.wplingua.com' );
25	define( 'WPLNG_API_VERSION', '3.0' );
26	define( 'WPLNG_API_SSLVERIFY', true );
27	define( 'WPLNG_PLUGIN_VERSION', '2.9.4' );
28	define( 'WPLNG_PLUGIN_FILE', plugin_basename( __FILE__ ) );
29	define( 'WPLNG_PLUGIN_PATH', __DIR__ );
30	define( 'WPLNG_PHP_MIN_VERSION', '7.4' );
31	define( 'WPLNG_MAX_TRANSLATIONS_STR', 220 );
32	define( 'WPLNG_MAX_TRANSLATIONS_CHAR', 4200 );
33	define( 'WPLNG_MAX_FILE_SIZE', 5000000 );
34
35
36	// Define debug constants
37	defined( 'WPLNG_DEBUG_JSON' ) \|\| define( 'WPLNG_DEBUG_JSON', false );
38	defined( 'WPLNG_DEBUG_AJAX' ) \|\| define( 'WPLNG_DEBUG_AJAX', false );
39	defined( 'WPLNG_DEBUG_BEAT' ) \|\| define( 'WPLNG_DEBUG_BEAT', false );
40	defined( 'WPLNG_DEBUG_XML' ) \|\| define( 'WPLNG_DEBUG_XML', false );
41
42
43	// Load all needed PHP files
44	require_once WPLNG_PLUGIN_PATH . '/loader.php';
45
46
47	/**
48	* Loads wpLingua plugin's translated strings.
49	*
50	* @return void
51	*/
52	function wplng_load_plugin_textdomain() {
53	load_plugin_textdomain(
54	'wplingua',
55	false,
56	'wplingua/languages'
57	);
58	}
59
60
61	/**
62	* Register all wpLingua Hook
63	*
64	* @return void
65	*/
66	function wplng_start() {
67
68	// Setup $wplng_class_reload
69	global $wplng_class_reload;
70	$wplng_class_reload = false;
71
72	// Setup $wplng_request_uri
73	if ( isset( $_SERVER['REQUEST_URI'] ) ) {
74
75	$request_uri = sanitize_url( $_SERVER['REQUEST_URI'] );
76
77	// Check if the referer is clean
78	if ( strtolower( esc_url_raw( $request_uri ) ) !== strtolower( $request_uri ) ) {
79	return;
80	}
81
82	global $wplng_request_uri;
83	$wplng_request_uri = $request_uri;
84	}
85
86	// The plugin version has changed
87	if ( get_option( 'wplng_version' ) !== WPLNG_PLUGIN_VERSION ) {
88	update_option( 'wplng_version', WPLNG_PLUGIN_VERSION, true );
89	wplng_clear_translations_cache();
90	wplng_clear_slugs_cache();
91	}
92
93	// Load plugin text domain /languages/
94	add_action( 'init', 'wplng_load_plugin_textdomain' );
95
96	// Display a notice if incompatibility is detected
97	add_action( 'admin_notices', 'wplng_admin_notice_incompatible_plugin', 1 );
98	add_action( 'admin_notices', 'wplng_admin_notice_incompatible_multisite', 1 );
99	add_action( 'admin_notices', 'wplng_admin_notice_incompatible_sub_folder', 1 );
100	add_action( 'admin_notices', 'wplng_admin_notice_incompatible_php_version', 1 );
101	add_action( 'admin_notices', 'wplng_admin_notice_incompatible_htaccess', 1 );
102
103	// Return if incompatibility is detected
104	if ( ! empty( wplng_get_incompatible_plugins() )
105	\|\| is_multisite()
106	\|\| wplng_website_in_sub_folder()
107	\|\| ( version_compare( PHP_VERSION, WPLNG_PHP_MIN_VERSION ) < 0 )
108	\|\| ! wplng_htaccess_is_valid()
109	) {
110	return;
111	}
112
113	// Register plugin settings
114	add_action( 'admin_init', 'wplng_register_settings' );
115
116	// Add settings link in plugin list
117	add_filter( 'plugin_action_links_' . WPLNG_PLUGIN_FILE, 'wplng_settings_link' );
118
119	// Redirect to the settings page on plugin activation
120	add_action( 'activated_plugin', 'wplng_plugin_activation_redirect' );
121
122	// Set footer text for options pages
123	add_filter( 'admin_footer_text', 'wplng_admin_footer_text', 11 );
124	add_filter( 'update_footer', 'wplng_update_footer', 11 );
125
126	// Print head script (JSON with all languages informations)
127	add_action( 'toplevel_page_wplingua-settings', 'wplng_inline_script_languages' );
128
129	if ( empty( wplng_get_api_data() ) ) {
130
131	// Add Register option page in back office menu
132	add_action( 'admin_menu', 'wplng_create_menu_register' );
133
134	// Enqueue CSS and JS files for register option pages
135	add_action( 'admin_enqueue_scripts', 'wplng_option_page_register_assets' );
136
137	// Display a notice if the plugin is activate but not configured
138	add_action( 'admin_notices', 'wplng_admin_notice_no_key_set', 1 );
139
140	} else {
141
142	/**
143	* Back office
144	*/
145
146	// Add menu in back office
147	add_action( 'admin_menu', 'wplng_create_menu' );
148
149	// Add admin Bar menu
150	add_action( 'admin_bar_menu', 'wplng_admin_bar_menu', 81 );
151	add_action( 'admin_bar_menu', 'wplng_admin_bar_edit', 81 );
152
153	// Switcher in nav menu options
154	add_action( 'admin_enqueue_scripts', 'wplng_switcher_nav_menu_inline_scripts' );
155	add_action( 'admin_head-nav-menus.php', 'wp_nav_menu_switcher_box_add_register' );
156	add_action( 'wp_nav_menu_item_custom_fields', 'wp_nav_menu_switcher_box_edit', 10, 2 );
157
158	// Enqueue CSS and JS files for option pages
159	add_action( 'admin_enqueue_scripts', 'wplng_option_page_settings_assets' );
160	add_action( 'admin_enqueue_scripts', 'wplng_option_page_switcher_assets' );
161	add_action( 'admin_enqueue_scripts', 'wplng_option_page_exclusions_assets' );
162	add_action( 'admin_enqueue_scripts', 'wplng_option_page_dictionary_assets' );
163	add_action( 'admin_enqueue_scripts', 'wplng_option_page_link_media_assets' );
164
165	// Update flags URL
166	add_action( 'update_option_wplng_flags_style', 'wplng_options_switcher_update_flags_style', 10, 2 );
167
168	// Reset API data on API key changing
169	add_action( 'update_option_wplng_api_key', 'wplng_on_update_option_wplng_api_key', 10, 2 );
170
171	// Add edit link on page and post list
172	add_filter( 'page_row_actions', 'wplng_row_edit_translation_link', 10, 2 );
173	add_filter( 'post_row_actions', 'wplng_row_edit_translation_link', 10, 2 );
174
175	/**
176	* wplng_translation : CPT, taxo, meta
177	*/
178
179	// Register wplng_translation CPT
180	add_action( 'init', 'wplng_register_post_type_translation' );
181
182	// Add metabox for wplng_translation
183	add_action( 'add_meta_boxes_wplng_translation', 'wplng_translation_add_meta_box' );
184
185	// Save metabox on posts saving
186	add_action( 'save_post_wplng_translation', 'wplng_translation_save_meta_boxes_data', 10, 2 );
187
188	// Clear translation cache on trash / untrash
189	add_action( 'trashed_post', 'wplng_clear_translations_cache_trash_untrash' );
190	add_action( 'untrash_post', 'wplng_clear_translations_cache_trash_untrash' );
191	add_action( 'delete_post', 'wplng_clear_translations_cache_trash_untrash' );
192
193	// Enqueue Script for wplng_translation admin: Edit
194	add_action( 'admin_print_scripts-post.php', 'wplng_translation_edit_assets' );
195
196	// Enqueue Script for wplng_translation admin: List
197	add_action( 'admin_print_scripts-edit.php', 'wplng_translation_list_assets' );
198
199	// Only show translations for the website languages
200	add_action( 'pre_get_posts', 'wplng_filter_wplng_translation_posts' );
201
202	// Remove Quick edit from translations list
203	add_filter( 'post_row_actions', 'wplng_translation_remove_quick_edit', 10, 2 );
204
205	// Ajax function for regenerate translation on edit page
206	add_action( 'wp_ajax_wplng_ajax_translation', 'wplng_ajax_generate_translation' );
207
208	// Ajax function for edit modal: Get HTML modal
209	add_action( 'wp_ajax_wplng_ajax_edit_modal', 'wplng_ajax_edit_modal' );
210
211	// Ajax function for edit modal: Save modal
212	add_action( 'wp_ajax_wplng_ajax_save_modal', 'wplng_ajax_save_modal' );
213
214	// Ajax function for edit modal: HeartBeat
215	add_action( 'wp_ajax_wplng_ajax_heartbeat', 'wplng_ajax_heartbeat' );
216	add_action( 'wp_ajax_nopriv_wplng_ajax_heartbeat', 'wplng_ajax_heartbeat' );
217
218	// Display 100 translation in admin area by default
219	add_filter( 'get_user_option_edit_wplng_translation_per_page', 'wplng_translation_per_page' );
220
221	// Filter translations by status
222	add_action( 'restrict_manage_posts', 'wplng_restrict_manage_posts_translation_status' );
223	add_filter( 'parse_query', 'wplng_posts_filter_translation_status' );
224
225	// Translation status on website translations list
226	add_filter( 'post_class', 'wplng_post_class_translation_status', 10, 3 );
227	add_filter( 'post_row_actions', 'wplng_post_row_actions_translation_status', 10, 2 );
228	add_filter( 'manage_wplng_translation_posts_columns', 'wplng_translation_status_columns' );
229	add_action( 'manage_wplng_translation_posts_custom_column', 'wplng_translation_status_item', 10, 2 );
230
231	/**
232	* wplng_slug : CPT, taxo, meta
233	*/
234
235	// Register wplng_translation CPT
236	add_action( 'init', 'wplng_register_post_type_slug' );
237
238	// Add metabox for wplng_slug
239	add_action( 'add_meta_boxes_wplng_slug', 'wplng_slug_add_meta_box' );
240
241	// Save metabox on posts saving
242	add_action( 'save_post_wplng_slug', 'wplng_slug_save_meta_boxes_data', 10, 2 );
243
244	// Clear slugs cache on trash / untrash
245	add_action( 'trashed_post', 'wplng_clear_slugs_cache_trash_untrash' );
246	add_action( 'untrash_post', 'wplng_clear_slugs_cache_trash_untrash' );
247	add_action( 'delete_post', 'wplng_clear_slugs_cache_trash_untrash' );
248
249	// Enqueue Script for wplng_slug admin: Edit
250	add_action( 'admin_print_scripts-post.php', 'wplng_slug_edit_assets' );
251
252	// Enqueue Script for wplng_slug admin: List
253	add_action( 'admin_print_scripts-edit.php', 'wplng_slug_list_assets' );
254
255	// Only show slugs for the website languages
256	add_action( 'pre_get_posts', 'wplng_filter_wplng_slug_posts' );
257
258	// Remove Quick edit from slugs list
259	add_filter( 'post_row_actions', 'wplng_slug_remove_quick_edit', 10, 2 );
260
261	// Ajax function for regenerate slug on edit page
262	add_action( 'wp_ajax_wplng_ajax_slug', 'wplng_ajax_generate_slug' );
263
264	// Display 100 translation in admin area by default
265	add_filter( 'get_user_option_edit_wplng_slug_per_page', 'wplng_slug_per_page' );
266
267	// Filter slugs by status
268	add_action( 'restrict_manage_posts', 'wplng_restrict_manage_posts_slug_status' );
269	add_filter( 'parse_query', 'wplng_posts_filter_slug_status' );
270
271	// Translation status on website slugs list
272	add_filter( 'post_class', 'wplng_post_class_slug_status', 10, 3 );
273	add_filter( 'post_row_actions', 'wplng_post_row_actions_slug_status', 10, 2 );
274	add_filter( 'manage_wplng_slug_posts_columns', 'wplng_slug_status_columns' );
275	add_action( 'manage_wplng_slug_posts_custom_column', 'wplng_slug_status_item', 10, 2 );
276
277	/**
278	* Front
279	*/
280
281	// Enqueue CSS and JS files
282	add_action( 'wp_enqueue_scripts', 'wplng_register_assets' );
283
284	// Script JS in page
285	add_action( 'wp_footer', 'wplng_on_page_script' );
286
287	// Add languages switcher before </body>
288	add_action( 'wp_footer', 'wplng_switcher_wp_footer' );
289
290	// Add languages switcher in nav menu
291	add_filter( 'wp_nav_menu_objects', 'wplng_switcher_nav_menu_replace_items' );
292	add_filter( 'nav_menu_link_attributes', 'wplng_add_nav_menu_link_attributes_atts', 10, 2 );
293
294	// Set alternate links with hreflang parametters
295	add_action( 'wp_head', 'wplng_link_alternate_hreflang', 1 );
296
297	// Disable web browser automatic translation
298	add_action( 'language_attributes', 'wplng_disable_web_browser_auto_translate' );
299
300	/**
301	* OB and REQUEST_URI
302	*/
303
304	// Manage URL with REQUEST_URI and start OB
305	add_action( 'init', 'wplng_ob_start', 1 );
306
307	// Redirect page if is called with an untranslate slug
308	add_action( 'template_redirect', 'wplng_redirect_translated_slug' );
309
310	/**
311	* Features
312	*/
313
314	// Search from translated languages
315	if ( ! empty( get_option( 'wplng_translate_search' ) )
316	&& wplng_api_feature_is_allow( 'search' )
317	) {
318	add_action( 'parse_query', 'wplng_translate_search_query' );
319	} else {
320	add_filter( 'wplng_url_is_translatable', 'wplng_exclude_search', 20 );
321	}
322
323	// Redirect by browser language
324	$browser_language_redirect = get_option( 'wplng_browser_language_redirect' );
325	if ( $browser_language_redirect === 'js_only' ) {
326	add_action( 'wp_head', 'wplng_browser_language_redirect_js_only', 2 );
327	} elseif ( $browser_language_redirect === 'php_js' ) {
328	add_action( 'template_redirect', 'wplng_browser_language_redirect_php_js' );
329	}
330
331	/**
332	* Shortcode
333	*/
334
335	add_shortcode( 'wplng_switcher', 'wplng_shortcode_switcher' );
336	add_shortcode( 'wplng_notranslate', 'wplng_shortcode_notranslate' );
337	add_shortcode( 'wplng_only', 'wplng_shortcode_only' );
338
339	/**
340	* Gutenberg
341	*/
342
343	add_filter( 'block_categories_all', 'wplng_block_category' );
344	add_action( 'init', 'wplng_register_block' );
345	add_action( 'enqueue_block_editor_assets', 'wplng_register_block_assets' );
346
347	}
348	}
349	wplng_start();
350