← All changes | polylang.php +306 -81 2.7.4 → 1.5.2 View file →

		@@ -1,81 +1,306 @@
1		-<?php
2		-
3		-/**
4		- * Plugin Name: Polylang
5		- * Plugin URI: https://polylang.pro
6		- * Description: Adds multilingual capability to WordPress
7		- * Version: 2.7.4
8		- * Requires at least: 4.9
9		- * Requires PHP: 5.6
10		- * Author: WP SYNTEX
11		- * Author uri: https://polylang.pro
12		- * License: GPL v3 or later
13		- * License URI: https://www.gnu.org/licenses/gpl-3.0.html
14		- * Text Domain: polylang
15		- * Domain Path: /languages
16		- */
17		-
18		-/*
19		- * Copyright 2011-2019 Frédéric Demarle
20		- * Copyright 2019-2020 WP SYNTEX
21		- *
22		- * This program is free software: you can redistribute it and/or modify
23		- * it under the terms of the GNU General Public License as published by
24		- * the Free Software Foundation, either version 3 of the License, or
25		- * (at your option) any later version.
26		- *
27		- * This program is distributed in the hope that it will be useful,
28		- * but WITHOUT ANY WARRANTY; without even the implied warranty of
29		- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30		- * GNU General Public License for more details.
31		- *
32		- * You should have received a copy of the GNU General Public License
33		- * along with this program. If not, see <https://www.gnu.org/licenses/>.
34		- */
35		-
36		-if ( ! defined( 'ABSPATH' ) ) {
37		- exit; // don't access directly
38		-};
39		-
40		-if ( defined( 'POLYLANG_BASENAME' ) ) {
41		- // The user is attempting to activate a second plugin instance, typically Polylang and Polylang Pro
42		- require_once ABSPATH . 'wp-admin/includes/plugin.php';
43		- if ( defined( 'POLYLANG_PRO' ) ) {
44		- // Polylang Pro is already activated
45		- if ( is_plugin_active( plugin_basename( __FILE__ ) ) ) {
46		- require_once ABSPATH . 'wp-includes/pluggable.php';
47		- deactivate_plugins( plugin_basename( __FILE__ ) ); // Deactivate this plugin
48		- // WP does not allow us to send a custom meaningful message, so just tell the plugin has been deactivated
49		- wp_safe_redirect( add_query_arg( 'deactivate', 'true', remove_query_arg( 'activate' ) ) );
50		- exit;
51		- }
52		- } else {
53		- // Polylang was activated, deactivate it to keep only what we expect to be Polylang Pro
54		- deactivate_plugins( POLYLANG_BASENAME );
55		- }
56		-} else {
57		- // Go on loading the plugin
58		- define( 'POLYLANG_VERSION', '2.7.4' );
59		- define( 'PLL_MIN_WP_VERSION', '4.9' );
60		- define( 'PLL_MIN_PHP_VERSION', '5.6' );
61		-
62		- define( 'POLYLANG_FILE', __FILE__ ); // this file
63		- define( 'POLYLANG_BASENAME', plugin_basename( POLYLANG_FILE ) ); // plugin name as known by WP
64		- define( 'POLYLANG_DIR', dirname( POLYLANG_FILE ) ); // our directory
65		- define( 'POLYLANG', ucwords( str_replace( '-', ' ', dirname( POLYLANG_BASENAME ) ) ) );
66		-
67		- define( 'PLL_ADMIN_INC', POLYLANG_DIR . '/admin' );
68		- define( 'PLL_FRONT_INC', POLYLANG_DIR . '/frontend' );
69		- define( 'PLL_INC', POLYLANG_DIR . '/include' );
70		- define( 'PLL_INSTALL_INC', POLYLANG_DIR . '/install' );
71		- define( 'PLL_MODULES_INC', POLYLANG_DIR . '/modules' );
72		- define( 'PLL_SETTINGS_INC', POLYLANG_DIR . '/settings' );
73		- define( 'PLL_PREFIX', 'pll_' );
74		-
75		- if ( file_exists( PLL_MODULES_INC . '/pro.php' ) ) {
76		- define( 'POLYLANG_PRO', true );
77		- }
78		-
79		- require_once PLL_INC . '/class-polylang.php';
80		- new Polylang();
81		-}
	1	+<?php
	2	+/*
	3	+Plugin Name: Polylang
	4	+Plugin URI: http://polylang.wordpress.com/
	5	+Version: 1.5.2
	6	+Author: Frédéric Demarle
	7	+Description: Adds multilingual capability to WordPress
	8	+Text Domain: polylang
	9	+Domain Path: /languages
	10	+*/
	11	+
	12	+/*
	13	+ * Copyright 2011-2014 Frédéric Demarle
	14	+ *
	15	+ * This program is free software; you can redistribute it and/or modify
	16	+ * it under the terms of the GNU General Public License as published by
	17	+ * the Free Software Foundation; either version 2 of the License, or
	18	+ * (at your option) any later version.
	19	+ *
	20	+ * This program is distributed in the hope that it will be useful,
	21	+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
	22	+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	23	+ * GNU General Public License for more details.
	24	+ *
	25	+ * You should have received a copy of the GNU General Public License
	26	+ * along with this program; if not, write to the Free Software
	27	+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
	28	+ * MA 02110-1301, USA.
	29	+ *
	30	+ */
	31	+
	32	+// don't access directly
	33	+if (!function_exists('add_action'))
	34	+ exit();
	35	+
	36	+define('POLYLANG_VERSION', '1.5.2');
	37	+define('PLL_MIN_WP_VERSION', '3.5');
	38	+
	39	+define('POLYLANG_BASENAME', plugin_basename(__FILE__)); // plugin name as known by WP
	40	+
	41	+define('POLYLANG_DIR', dirname(__FILE__)); // our directory
	42	+define('PLL_INC', POLYLANG_DIR . '/include');
	43	+define('PLL_FRONT_INC', POLYLANG_DIR . '/frontend');
	44	+define('PLL_ADMIN_INC', POLYLANG_DIR . '/admin');
	45	+
	46	+// default directory to store user data such as custom flags
	47	+if (!defined('PLL_LOCAL_DIR'))
	48	+ define('PLL_LOCAL_DIR', WP_CONTENT_DIR . '/polylang');
	49	+
	50	+// includes local config file if exists
	51	+if (file_exists(PLL_LOCAL_DIR . '/pll-config.php'))
	52	+ include_once(PLL_LOCAL_DIR . '/pll-config.php');
	53	+
	54	+// our url. Don't use WP_PLUGIN_URL http://wordpress.org/support/topic/ssl-doesnt-work-properly
	55	+define('POLYLANG_URL', plugins_url('/' . basename(POLYLANG_DIR)));
	56	+
	57	+// default url to access user data such as custom flags
	58	+if (!defined('PLL_LOCAL_URL'))
	59	+ define('PLL_LOCAL_URL', content_url('/polylang'));
	60	+
	61	+// cookie name. no cookie will be used if set to false
	62	+if (!defined('PLL_COOKIE'))
	63	+ define('PLL_COOKIE', 'pll_language');
	64	+
	65	+// backward compatibility WP < 3.6
	66	+// the search form js is no more needed in WP 3.6+ except if the search form is hardcoded elsewhere than in searchform.php
	67	+if (!defined('PLL_SEARCH_FORM_JS') && !version_compare($GLOBALS['wp_version'], '3.6', '<'))
	68	+ define('PLL_SEARCH_FORM_JS', false);
	69	+
	70	+/*
	71	+ * controls the plugin, as well as activation, and deactivation
	72	+ *
	73	+ * @since 0.1
	74	+ */
	75	+class Polylang {
	76	+
	77	+ /*
	78	+ * constructor
	79	+ *
	80	+ * @since 0.1
	81	+ */
	82	+ public function __construct() {
	83	+ // manages plugin activation and deactivation
	84	+ register_activation_hook( __FILE__, array(&$this, 'activate'));
	85	+ register_deactivation_hook( __FILE__, array(&$this, 'deactivate'));
	86	+
	87	+ // stopping here if we are going to deactivate the plugin (avoids breaking rewrite rules)
	88	+ if (isset($_GET['action'], $_GET['plugin']) && 'deactivate' == $_GET['action'] && plugin_basename(__FILE__) == $_GET['plugin'])
	89	+ return;
	90	+
	91	+ // avoid loading polylang admin for frontend ajax requests
	92	+ // special test for plupload which does not use jquery ajax and thus does not pass our ajax prefilter
	93	+ // special test for customize_save done in frontend but for which we want to load the admin
	94	+ if (!defined('PLL_AJAX_ON_FRONT')) {
	95	+ $in = isset($_REQUEST['action']) && in_array($_REQUEST['action'], array('upload-attachment', 'customize_save'));
	96	+ define('PLL_AJAX_ON_FRONT', defined('DOING_AJAX') && DOING_AJAX && empty($_REQUEST['pll_ajax_backend']) && !$in);
	97	+ }
	98	+
	99	+ if (!defined('PLL_ADMIN'))
	100	+ define('PLL_ADMIN', defined('DOING_CRON') || (is_admin() && !PLL_AJAX_ON_FRONT));
	101	+
	102	+ if (!defined('PLL_SETTINGS'))
	103	+ define('PLL_SETTINGS', is_admin() && isset($_GET['page']) && $_GET['page'] == 'mlang');
	104	+
	105	+ // blog creation on multisite
	106	+ add_action('wpmu_new_blog', array(&$this, 'wpmu_new_blog'), 5); // before WP attempts to send mails which can break on some PHP versions
	107	+
	108	+ // FIXME maybe not available on every installations but widely used by WP plugins
	109	+ spl_autoload_register(array(&$this, 'autoload')); // autoload classes
	110	+
	111	+ // override load text domain waiting for the language to be defined
	112	+ // here for plugins which load text domain as soon as loaded :(
	113	+ if (!defined('PLL_OLT') || PLL_OLT)
	114	+ new PLL_OLT_Manager();
	115	+
	116	+ // plugin initialization
	117	+ // take no action before all plugins are loaded
	118	+ add_action('plugins_loaded', array(&$this, 'init'), 1);
	119	+
	120	+ // loads the API
	121	+ require_once(PLL_INC.'/api.php');
	122	+
	123	+ // WPML API
	124	+ if (!defined('PLL_WPML_COMPAT') || PLL_WPML_COMPAT)
	125	+ require_once (PLL_INC.'/wpml-compat.php');
	126	+
	127	+ // extra code for compatibility with some plugins
	128	+ if (!defined('PLL_PLUGINS_COMPAT') || PLL_PLUGINS_COMPAT)
	129	+ new PLL_Plugins_Compat();
	130	+ }
	131	+
	132	+ /*
	133	+ * activation or deactivation for all blogs
	134	+ *
	135	+ * @since 1.2
	136	+ *
	137	+ * @param string $what either 'activate' or 'deactivate'
	138	+ */
	139	+ protected function do_for_all_blogs($what) {
	140	+ // network
	141	+ if (is_multisite() && isset($_GET['networkwide']) && ($_GET['networkwide'] == 1)) {
	142	+ global $wpdb;
	143	+
	144	+ foreach ($wpdb->get_col("SELECT blog_id FROM $wpdb->blogs") as $blog_id) {
	145	+ switch_to_blog($blog_id);
	146	+ $what == 'activate' ? $this->_activate() : $this->_deactivate();
	147	+ }
	148	+ restore_current_blog();
	149	+ }
	150	+
	151	+ // single blog
	152	+ else
	153	+ $what == 'activate' ? $this->_activate() : $this->_deactivate();
	154	+ }
	155	+
	156	+ /*
	157	+ * plugin activation for multisite
	158	+ *
	159	+ * @since 0.1
	160	+ */
	161	+ public function activate() {
	162	+ global $wp_version;
	163	+ load_plugin_textdomain('polylang', false, basename(POLYLANG_DIR).'/languages'); // plugin i18n
	164	+
	165	+ if (version_compare($wp_version, PLL_MIN_WP_VERSION , '<'))
	166	+ die (sprintf('<p style = "font-family: sans-serif; font-size: 12px; color: #333; margin: -5px">%s</p>',
	167	+ sprintf(__('You are using WordPress %s. Polylang requires at least WordPress %s.', 'polylang'),
	168	+ esc_html($wp_version),
	169	+ PLL_MIN_WP_VERSION
	170	+ )
	171	+ ));
	172	+
	173	+ $this->do_for_all_blogs('activate');
	174	+ }
	175	+
	176	+ /*
	177	+ * plugin activation
	178	+ *
	179	+ * @since 0.5
	180	+ */
	181	+ protected function _activate() {
	182	+ global $polylang;
	183	+
	184	+ if ($options = get_option('polylang')) {
	185	+ // plugin upgrade
	186	+ if (version_compare($options['version'], POLYLANG_VERSION, '<')) {
	187	+ $upgrade = new PLL_Upgrade($options);
	188	+ $upgrade->upgrade_at_activation();
	189	+ }
	190	+ }
	191	+ // defines default values for options in case this is the first installation
	192	+ else {
	193	+ $options = array(
	194	+ 'browser' => 1, // default language for the front page is set by browser preference
	195	+ 'rewrite' => 1, // remove /language/ in permalinks (was the opposite before 0.7.2)
	196	+ 'hide_default' => 0, // do not remove URL language information for default language
	197	+ 'force_lang' => 0, // do not add URL language information when useless
	198	+ 'redirect_lang' => 0, // do not redirect the language page to the homepage
	199	+ 'media_support' => 1, // support languages and translation for media by default
	200	+ 'sync' => array(), // synchronisation is disabled by default (was the opposite before 1.2)
	201	+ 'post_types' => array_values(get_post_types(array('_builtin' => false, 'show_ui => true'))),
	202	+ 'taxonomies' => array_values(get_taxonomies(array('_builtin' => false, 'show_ui => true'))),
	203	+ 'domains' => array(),
	204	+ 'version' => POLYLANG_VERSION,
	205	+ );
	206	+
	207	+ update_option('polylang', $options);
	208	+ }
	209	+
	210	+ // always provide a global $polylang object and add our rewrite rules if needed
	211	+ $polylang = new StdClass();
	212	+ $polylang->options = &$options;
	213	+ $polylang->model = new PLL_Admin_Model($options);
	214	+ $polylang->links_model = $polylang->model->get_links_model();
	215	+ flush_rewrite_rules();
	216	+ }
	217	+
	218	+ /*
	219	+ * plugin deactivation for multisite
	220	+ *
	221	+ * @since 0.1
	222	+ */
	223	+ public function deactivate() {
	224	+ $this->do_for_all_blogs('deactivate');
	225	+ }
	226	+
	227	+ /*
	228	+ * plugin deactivation
	229	+ *
	230	+ * @since 0.5
	231	+ */
	232	+ protected function _deactivate() {
	233	+ flush_rewrite_rules();
	234	+ }
	235	+
	236	+ /*
	237	+ * blog creation on multisite (to set default options)
	238	+ *
	239	+ * @since 0.9.4
	240	+ *
	241	+ * @param int $blog_id
	242	+ */
	243	+ public function wpmu_new_blog($blog_id) {
	244	+ switch_to_blog($blog_id);
	245	+ $this->_activate();
	246	+ restore_current_blog();
	247	+ }
	248	+
	249	+ /*
	250	+ * autoload classes
	251	+ *
	252	+ * @since 1.2
	253	+ *
	254	+ * @param string $class
	255	+ */
	256	+ public function autoload($class) {
	257	+ $class = str_replace('_', '-', strtolower(substr($class, 4)));
	258	+ foreach (array(PLL_INC, PLL_FRONT_INC, PLL_ADMIN_INC) as $path) {
	259	+ if (file_exists($file = "$path/$class.php")) {
	260	+ require_once($file);
	261	+ break;
	262	+ }
	263	+ }
	264	+ }
	265	+
	266	+ /*
	267	+ * Polylang initialization
	268	+ * setups models and separate admin and frontend
	269	+ *
	270	+ * @since 1.2
	271	+ */
	272	+ public function init() {
	273	+ global $polylang;
	274	+
	275	+ $options = get_option('polylang');
	276	+
	277	+ // plugin upgrade
	278	+ if ($options && version_compare($options['version'], POLYLANG_VERSION, '<')) {
	279	+ $upgrade = new PLL_Upgrade($options);
	280	+ if (!$upgrade->upgrade()) // if the version is too old
	281	+ return;
	282	+ }
	283	+
	284	+ $class = apply_filters('pll_model', PLL_SETTINGS ? 'PLL_Admin_Model' : 'PLL_Model');
	285	+ $model = new $class($options);
	286	+ $links_model = $model->get_links_model();
	287	+
	288	+ if (PLL_ADMIN) {
	289	+ $polylang = new PLL_Admin($links_model);
	290	+ $polylang->init();
	291	+ }
	292	+ // do nothing on frontend if no language is defined
	293	+ elseif ($model->get_languages_list()) {
	294	+ $polylang = new PLL_Frontend($links_model);
	295	+ $polylang->init();
	296	+ }
	297	+ else
	298	+ do_action('pll_no_language_defined'); // to load overriden textdomains
	299	+
	300	+ // load wpml-config.xml
	301	+ if (!defined('PLL_WPML_COMPAT') || PLL_WPML_COMPAT)
	302	+ new PLL_WPML_Config;
	303	+ }
	304	+}
	305	+
	306	+new Polylang();