polylang / admin / admin-filters-post.php

admin-filters-post.php in Polylang 3.7.1, at admin/admin-filters-post.php

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1	<?php
2	/**
3	* @package Polylang
4	*/
5
6	/**
7	* Manages filters and actions related to posts on admin side
8	*
9	* @since 1.2
10	*/
11	class PLL_Admin_Filters_Post extends PLL_Admin_Filters_Post_Base {
12	/**
13	* Current language (used to filter the content).
14	*
15	* @var PLL_Language\|null
16	*/
17	public $curlang;
18
19	/**
20	* Constructor: setups filters and actions
21	*
22	* @since 1.2
23	*
24	* @param object $polylang The Polylang object.
25	*/
26	public function __construct( &$polylang ) {
27	parent::__construct( $polylang );
28	$this->curlang = &$polylang->curlang;
29
30	add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
31
32	// Filters posts, pages and media by language
33	add_action( 'parse_query', array( $this, 'parse_query' ) );
34
35	// Adds actions and filters related to languages when creating, saving or deleting posts and pages
36	add_action( 'load-post.php', array( $this, 'edit_post' ) );
37	add_action( 'load-edit.php', array( $this, 'bulk_edit_posts' ) );
38	add_action( 'wp_ajax_inline-save', array( $this, 'inline_edit_post' ), 0 ); // Before WordPress
39
40	// Sets the language in Tiny MCE
41	add_filter( 'tiny_mce_before_init', array( $this, 'tiny_mce_before_init' ) );
42	}
43
44	/**
45	* Outputs a javascript list of terms ordered by language and hierarchical taxonomies
46	* to filter the category checklist per post language in quick edit
47	* Outputs a javascript list of pages ordered by language
48	* to filter the parent dropdown per post language in quick edit
49	*
50	* @since 1.7
51	*
52	* @return void
53	*/
54	public function admin_enqueue_scripts() {
55	$screen = get_current_screen();
56
57	if ( empty( $screen ) ) {
58	return;
59	}
60
61	// Hierarchical taxonomies
62	if ( 'edit' == $screen->base && $taxonomies = get_object_taxonomies( $screen->post_type, 'objects' ) ) {
63	// Get translated hierarchical taxonomies
64	$hierarchical_taxonomies = array();
65	foreach ( $taxonomies as $taxonomy ) {
66	if ( $taxonomy->hierarchical && $taxonomy->show_in_quick_edit && $this->model->is_translated_taxonomy( $taxonomy->name ) ) {
67	$hierarchical_taxonomies[] = $taxonomy->name;
68	}
69	}
70
71	if ( ! empty( $hierarchical_taxonomies ) ) {
72	$terms = get_terms( array( 'taxonomy' => $hierarchical_taxonomies, 'get' => 'all' ) );
73	$term_languages = array();
74
75	if ( is_array( $terms ) ) {
76	foreach ( $terms as $term ) {
77	if ( $lang = $this->model->term->get_language( $term->term_id ) ) {
78	$term_languages[ $lang->slug ][ $term->taxonomy ][] = $term->term_id;
79	}
80	}
81	}
82
83	// Send all these data to javascript
84	if ( ! empty( $term_languages ) ) {
85	wp_localize_script( 'pll_post', 'pll_term_languages', $term_languages );
86	}
87	}
88	}
89
90	// Hierarchical post types
91	if ( 'edit' == $screen->base && is_post_type_hierarchical( $screen->post_type ) ) {
92	$pages = get_pages( array( 'sort_column' => 'menu_order, post_title' ) ); // Same arguments as the parent pages dropdown to avoid an extra query.
93
94	update_post_caches( $pages, $screen->post_type, true, false );
95
96	$page_languages = array();
97
98	foreach ( $pages as $page ) {
99	if ( $lang = $this->model->post->get_language( $page->ID ) ) {
100	$page_languages[ $lang->slug ][] = $page->ID;
101	}
102	}
103
104	// Send all these data to javascript
105	if ( ! empty( $page_languages ) ) {
106	wp_localize_script( 'pll_post', 'pll_page_languages', $page_languages );
107	}
108	}
109	}
110
111	/**
112	* Filters posts, pages and media by language.
113	*
114	* @since 0.1
115	*
116	* @param WP_Query $query WP_Query object.
117	* @return void
118	*/
119	public function parse_query( $query ) {
120	$pll_query = new PLL_Query( $query, $this->model );
121	$pll_query->filter_query( $this->curlang );
122	}
123
124	/**
125	* Save language and translation when editing a post (post.php)
126	*
127	* @since 2.3
128	*
129	* @return void
130	*/
131	public function edit_post() {
132	if ( isset( $_POST['post_lang_choice'], $_POST['post_ID'] ) && $post_id = (int) $_POST['post_ID'] ) { // phpcs:ignore WordPress.Security.NonceVerification
133	check_admin_referer( 'pll_language', '_pll_nonce' );
134
135	$post = get_post( $post_id );
136
137	if ( empty( $post ) ) {
138	return;
139	}
140
141	$post_type_object = get_post_type_object( $post->post_type );
142
143	if ( empty( $post_type_object ) ) {
144	return;
145	}
146
147	if ( ! current_user_can( $post_type_object->cap->edit_post, $post_id ) ) {
148	return;
149	}
150
151	$language = $this->model->get_language( sanitize_key( $_POST['post_lang_choice'] ) );
152
153	if ( empty( $language ) ) {
154	return;
155	}
156
157	$this->model->post->set_language( $post_id, $language );
158
159	if ( ! isset( $_POST['post_tr_lang'] ) ) {
160	return;
161	}
162
163	$this->save_translations( $post_id, array_map( 'absint', $_POST['post_tr_lang'] ) );
164	}
165	}
166
167	/**
168	* Save language when bulk editing a post
169	*
170	* @since 2.3
171	*
172	* @return void
173	*/
174	public function bulk_edit_posts() {
175	if ( isset( $_GET['bulk_edit'], $_GET['inline_lang_choice'], $_REQUEST['post'] ) && -1 !== $_GET['inline_lang_choice'] ) { // phpcs:ignore WordPress.Security.NonceVerification
176	check_admin_referer( 'bulk-posts' );
177
178	if ( $lang = $this->model->get_language( sanitize_key( $_GET['inline_lang_choice'] ) ) ) {
179	$post_ids = array_map( 'intval', (array) $_REQUEST['post'] );
180	foreach ( $post_ids as $post_id ) {
181	if ( current_user_can( 'edit_post', $post_id ) ) {
182	$this->model->post->set_language( $post_id, $lang );
183	}
184	}
185	}
186	}
187	}
188
189	/**
190	* Save language when inline editing a post
191	*
192	* @since 2.3
193	*
194	* @return void
195	*/
196	public function inline_edit_post() {
197	check_admin_referer( 'inlineeditnonce', '_inline_edit' );
198
199	if ( isset( $_POST['post_ID'], $_POST['inline_lang_choice'] ) ) {
200	$post_id = (int) $_POST['post_ID'];
201	$lang = $this->model->get_language( sanitize_key( $_POST['inline_lang_choice'] ) );
202	if ( $post_id && $lang && current_user_can( 'edit_post', $post_id ) ) {
203	$this->model->post->set_language( $post_id, $lang );
204	}
205	}
206	}
207
208	/**
209	* Sets the language attribute and text direction for Tiny MCE
210	*
211	* @since 2.2
212	*
213	* @param array $mce_init TinyMCE config
214	* @return array
215	*/
216	public function tiny_mce_before_init( $mce_init ) {
217	if ( ! empty( $this->curlang ) ) {
218	$mce_init['wp_lang_attr'] = $this->curlang->get_locale( 'display' );
219	$mce_init['directionality'] = $this->curlang->is_rtl ? 'rtl' : 'ltr';
220	}
221	return $mce_init;
222	}
223	}
224