polylang / admin / admin.php

admin.php in Polylang 2.6, at admin/admin.php

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1	<?php
2
3	/**
4	* Admin side controller
5	* accessible in $polylang global object
6	*
7	* Properties:
8	* options => inherited, reference to Polylang options array
9	* model => inherited, reference to PLL_Model object
10	* links_model => inherited, reference to PLL_Links_Model object
11	* links => inherited, reference to PLL_Admin_Links object
12	* static_pages => inherited, reference to PLL_Admin_Static_Pages object
13	* filters_links => inherited, reference to PLL_Filters_Links object
14	* curlang => inherited, optional, current language used to filter the content (language of the post or term being edited, equal to filter_lang otherwise)
15	* filter_lang => inherited, optional, current status of the admin languages filter (in the admin bar)
16	* pref_lang => inherited, preferred language used as default when saving posts or terms
17	* posts => reference to PLL_CRUD_Posts object
18	* terms => reference to PLL_CRUD_Terms object
19	* filters => reference to PLL_Admin_Filters object
20	* filters_columns => reference to PLL_Admin_Filters_Columns object
21	* filters_post => reference to PLL_Admin_Filters_Post object
22	* filters_term => reference to PLL_Admin_filters_Term object
23	* nav_menu => reference to PLL_Admin_Nav_Menu object
24	* sync => reference to PLL_Admin_Sync object
25	* block_editor => reference to PLL_Admin_Block_Editor object
26	* classic_editor => reference to PLL_Admin_Classic_Editor object
27	* filters_media => optional, reference to PLL_Admin_Filters_Media object
28	*
29	* @since 1.2
30	*/
31	class PLL_Admin extends PLL_Admin_Base {
32	public $filters, $filters_columns, $filters_post, $filters_term, $nav_menu, $sync, $filters_media;
33
34	/**
35	* Loads the polylang text domain
36	* Setups filters and action needed on all admin pages and on plugins page
37	*
38	* @since 1.2
39	*
40	* @param object $links_model
41	*/
42	public function __construct( &$links_model ) {
43	parent::__construct( $links_model );
44
45	// Adds a 'settings' link in the plugins table
46	add_filter( 'plugin_action_links_' . POLYLANG_BASENAME, array( $this, 'plugin_action_links' ) );
47	add_action( 'in_plugin_update_message-' . POLYLANG_BASENAME, array( $this, 'plugin_update_message' ), 10, 2 );
48	}
49
50	/**
51	* Setups filters and action needed on all admin pages and on plugins page
52	* Loads the settings pages or the filters base on the request
53	*
54	* @since 1.2
55	*/
56	public function init() {
57	parent::init();
58
59	// Setup filters for admin pages
60	// Priority 5 to make sure filters are there before customize_register is fired
61	if ( $this->model->get_languages_list() ) {
62	add_action( 'wp_loaded', array( $this, 'add_filters' ), 5 );
63	add_action( 'admin_init', array( $this, 'maybe_load_sync_post' ) );
64
65	// Bulk Translate
66	if ( class_exists( 'PLL_Bulk_Translate' ) ) {
67	add_action( 'current_screen', array( $this->bulk_translate = new PLL_Bulk_Translate( $this ), 'init' ) );
68	}
69	}
70	}
71
72	/**
73	* Adds a 'settings' link in the plugins table
74	*
75	* @since 0.1
76	*
77	* @param array $links list of links associated to the plugin
78	* @return array modified list of links
79	*/
80	public function plugin_action_links( $links ) {
81	array_unshift( $links, '<a href="admin.php?page=mlang">' . __( 'Settings', 'polylang' ) . '</a>' );
82	return $links;
83	}
84
85	/**
86	* Adds the upgrade notice in plugins table
87	*
88	* @since 1.1.6
89	*
90	* @param array $plugin_data Not used
91	* @param object $r Plugin update data
92	*/
93	public function plugin_update_message( $plugin_data, $r ) {
94	if ( isset( $r->upgrade_notice ) ) {
95	printf( '<p style="margin: 3px 0 0 0; border-top: 1px solid #ddd; padding-top: 3px">%s</p>', esc_html( $r->upgrade_notice ) );
96	}
97	}
98
99	/**
100	* Setup filters for admin pages
101	*
102	* @since 1.2
103	*/
104	public function add_filters() {
105	// All these are separated just for convenience and maintainability
106	$classes = array( 'Filters', 'Filters_Columns', 'Filters_Post', 'Filters_Term', 'Nav_Menu', 'Sync', 'Classic_Editor', 'Block_Editor' );
107
108	// Don't load media filters if option is disabled or if user has no right
109	if ( $this->options['media_support'] && ( $obj = get_post_type_object( 'attachment' ) ) && ( current_user_can( $obj->cap->edit_posts ) \|\| current_user_can( $obj->cap->create_posts ) ) ) {
110	$classes[] = 'Filters_Media';
111	}
112
113	foreach ( $classes as $class ) {
114	$obj = strtolower( $class );
115
116	/**
117	* Filter the class to instantiate when loading admin filters
118	*
119	* @since 1.5
120	*
121	* @param string $class class name
122	*/
123	$class = apply_filters( 'pll_' . $obj, 'PLL_Admin_' . $class );
124	$this->$obj = new $class( $this );
125	}
126
127	$this->posts = new PLL_CRUD_Posts( $this );
128	$this->terms = new PLL_CRUD_Terms( $this );
129
130	// Advanced media
131	if ( $this->options['media_support'] && class_exists( 'PLL_Admin_Advanced_Media' ) ) {
132	$this->advanced_media = new PLL_Admin_Advanced_Media( $this );
133	}
134
135	// Share term slugs
136	if ( get_option( 'permalink_structure' ) && $this->options['force_lang'] && class_exists( 'PLL_Admin_Share_Term_Slug' ) ) {
137	$this->share_term_slug = new PLL_Admin_Share_Term_Slug( $this );
138	}
139
140	if ( class_exists( 'PLL_Sync_Content' ) ) {
141	$this->sync_content = new PLL_Sync_Content( $this );
142	}
143
144	// Duplicate content
145	if ( class_exists( 'PLL_Duplicate' ) ) {
146	$this->duplicate = new PLL_Duplicate( $this );
147	}
148
149	if ( class_exists( 'PLL_Duplicate_REST' ) ) {
150	$this->duplicate_rest = new PLL_Duplicate_REST();
151	}
152
153	// Block editor metabox
154	if ( pll_use_block_editor_plugin() ) {
155	$this->block_editor_plugin = new PLL_Block_Editor_Plugin( $this );
156	}
157	}
158
159	/**
160	* Load the post synchronization object, depending on the editor in use.
161	*
162	* @since 2.6
163	*/
164	public function maybe_load_sync_post() {
165	// Post synchronization
166	if ( 'post-new.php' === $GLOBALS['pagenow'] && function_exists( 'use_block_editor_for_post' ) ) {
167	// We need to wait until we know which editor is in use
168	add_filter( 'use_block_editor_for_post', array( $this, '_maybe_load_sync_post' ), 999 ); // After the plugin Classic Editor
169	} elseif ( 'post.php' === $GLOBALS['pagenow'] && function_exists( 'use_block_editor_for_post' ) && isset( $_GET['post'] ) && empty( $_GET['meta-box-loader'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
170	$this->_maybe_load_sync_post( use_block_editor_for_post( (int) $_GET['post'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
171	} else {
172	$this->_maybe_load_sync_post( false );
173	}
174	}
175
176	/**
177	* Load the post synchronization object, depending on the editor in use.
178	*
179	* @since 2.6
180	*
181	* @param bool $is_block_editor Whether to use the block editor or not
182	* @return bool
183	*/
184	public function _maybe_load_sync_post( $is_block_editor ) {
185	if ( class_exists( 'PLL_Sync_Post_REST' ) && pll_use_block_editor_plugin() && $is_block_editor ) {
186	$this->sync_post = new PLL_Sync_Post_REST( $this );
187	} elseif ( class_exists( 'PLL_Sync_Post' ) ) {
188	$this->sync_post = new PLL_Sync_Post( $this );
189	}
190
191	return $is_block_editor;
192	}
193	}
194