polylang / include / plugins-compat.php

plugins-compat.php in Polylang 1.3, at include/plugins-compat.php

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1	<?php
2
3	/*
4	* manages compatibility with 3rd party plugins
5	* this class is available as soon as the plugin is loaded
6	*
7	* @since 1.0
8	*/
9	class PLL_Plugins_Compat {
10
11	/*
12	* constructor
13	*
14	* @since 1.0
15	*/
16	public function __construct() {
17	// WordPress Importer
18	add_action('init', array(&$this, 'maybe_wordpress_importer'));
19
20	// YARPP
21	// just makes YARPP aware of the language taxonomy (after Polylang registered it)
22	add_action('init', create_function('',"\$GLOBALS['wp_taxonomies']['language']->yarpp_support = 1;"), 20);
23
24	// WordPress SEO by Yoast
25	add_action('pll_language_defined', array(&$this, 'wpseo_translate_options'));
26	add_filter('get_terms_args', array(&$this, 'wpseo_remove_terms_filter'));
27	add_filter('pll_home_url_white_list', create_function('$arr', "return array_merge(\$arr, array(array('file' => 'wordpress-seo')));"));
28
29	// Custom field template
30	add_action('add_meta_boxes', array(&$this, 'cft_copy'), 10, 2);
31
32	// Aqua Resizer
33	add_filter('pll_home_url_black_list', create_function('$arr', "return array_merge(\$arr, array(array('function' => 'aq_resize')));"));
34	}
35
36	/*
37	* WordPress Importer
38	* if WordPress Importer is active, replace the wordpress_importer_init function
39	*
40	* @since 1.2
41	*/
42	function maybe_wordpress_importer() {
43	if (class_exists('WP_Import')) {
44	remove_action('admin_init', 'wordpress_importer_init');
45	add_action('admin_init', array(&$this, 'wordpress_importer_init'));
46	}
47	}
48
49	/*
50	* WordPress Importer
51	* loads our child class PLL_WP_Import instead of WP_Import
52	*
53	* @since 1.2
54	*/
55	function wordpress_importer_init() {
56	$class = new ReflectionClass('WP_Import');
57	load_plugin_textdomain( 'wordpress-importer', false, basename(dirname( $class->getFileName() )) . '/languages' );
58
59	$GLOBALS['wp_import'] = new PLL_WP_Import();
60	register_importer( 'wordpress', 'WordPress', __('Import <strong>posts, pages, comments, custom fields, categories, and tags</strong> from a WordPress export file.', 'wordpress-importer'), array( $GLOBALS['wp_import'], 'dispatch' ) );
61	}
62
63	/*
64	* WordPress SEO by Yoast
65	* reloads options once the language has been defined to enable translations
66	* useful only when the language is set from content
67	*
68	* @since 1.2
69	*
70	*/
71	public function wpseo_translate_options() {
72	if (defined('WPSEO_VERSION') && !PLL_ADMIN && did_action('wp_loaded')) {
73	global $wpseo_front;
74	foreach ( get_wpseo_options_arr() as $opt )
75	$wpseo_front->options = array_merge( $wpseo_front->options, (array) get_option( $opt ) );
76	}
77	}
78
79	/*
80	* WordPress SEO by Yoast
81	* removes the language filter for the taxonomy sitemaps
82	*
83	* @since 1.0.3
84	*
85	* @param array $args get_terms arguments
86	* @return array modified list of arguments
87	*/
88	public function wpseo_remove_terms_filter($args) {
89	if (defined('WPSEO_VERSION') && isset($GLOBALS['wp_query']->query['sitemap']))
90	$args['lang'] = 0;
91	return $args;
92	}
93
94	/*
95	* Custom field template does check $_REQUEST['post'] to populate the custom fields values
96	*
97	* @since 1.0.2
98	*
99	* @param string $post_type unused
100	* @param object $post current post object
101	*/
102	public function cft_copy($post_type, $post) {
103	global $custom_field_template;
104	if (isset($custom_field_template, $_REQUEST['from_post'], $_REQUEST['new_lang']) && !empty($post))
105	$_REQUEST['post'] = $post->ID;
106	}
107	}
108