polylang / admin / admin.php

admin.php in Polylang 2.5.4, 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	* Aetups 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	}
64	}
65
66	/**
67	* Adds a 'settings' link in the plugins table
68	*
69	* @since 0.1
70	*
71	* @param array $links list of links associated to the plugin
72	* @return array modified list of links
73	*/
74	public function plugin_action_links( $links ) {
75	array_unshift( $links, '<a href="admin.php?page=mlang">' . __( 'Settings', 'polylang' ) . '</a>' );
76	return $links;
77	}
78
79	/**
80	* Adds the upgrade notice in plugins table
81	*
82	* @since 1.1.6
83	*
84	* @param array $plugin_data Not used
85	* @param object $r Plugin update data
86	*/
87	public function plugin_update_message( $plugin_data, $r ) {
88	if ( isset( $r->upgrade_notice ) ) {
89	printf( '<p style="margin: 3px 0 0 0; border-top: 1px solid #ddd; padding-top: 3px">%s</p>', esc_html( $r->upgrade_notice ) );
90	}
91	}
92
93	/**
94	* Setup filters for admin pages
95	*
96	* @since 1.2
97	*/
98	public function add_filters() {
99	// All these are separated just for convenience and maintainability
100	$classes = array( 'Filters', 'Filters_Columns', 'Filters_Post', 'Filters_Term', 'Nav_Menu', 'Sync', 'Classic_Editor', 'Block_Editor' );
101
102	// Don't load media filters if option is disabled or if user has no right
103	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 ) ) ) {
104	$classes[] = 'Filters_Media';
105	}
106
107	foreach ( $classes as $class ) {
108	$obj = strtolower( $class );
109
110	/**
111	* Filter the class to instantiate when loading admin filters
112	*
113	* @since 1.5
114	*
115	* @param string $class class name
116	*/
117	$class = apply_filters( 'pll_' . $obj, 'PLL_Admin_' . $class );
118	$this->$obj = new $class( $this );
119	}
120
121	$this->posts = new PLL_CRUD_Posts( $this );
122	$this->terms = new PLL_CRUD_Terms( $this );
123	}
124	}
125