polylang / src / modules / sync / sync.php

sync.php in Polylang 3.8.3, at src/modules/sync/sync.php

280 lines 7.7 KB

Raw Download Zip

1	<?php
2	/**
3	* @package Polylang
4	*/
5
6	/**
7	* Manages copy and synchronization of terms and post metas on front
8	*
9	* @since 2.4
10	*/
11	class PLL_Sync {
12	/**
13	* @var PLL_Sync_Tax
14	*/
15	public $taxonomies;
16
17	/**
18	* @var PLL_Sync_Post_Metas
19	*/
20	public $post_metas;
21
22	/**
23	* @var PLL_Sync_Term_Metas
24	*/
25	public $term_metas;
26
27	/**
28	* Stores the plugin options.
29	*
30	* @var \WP_Syntex\Polylang\Options\Options
31	*/
32	protected $options;
33
34	/**
35	* @var PLL_Model
36	*/
37	protected $model;
38
39	/**
40	* Constructor
41	*
42	* @since 1.2
43	*
44	* @param PLL_Base $polylang The Polylang object.
45	* @param-out PLL_Base $polylang
46	*/
47	public function __construct( PLL_Base &$polylang ) {
48	$this->model = &$polylang->model;
49	$this->options = $polylang->options;
50
51	$this->taxonomies = new PLL_Sync_Tax( $polylang );
52	$this->post_metas = new PLL_Sync_Post_Metas( $polylang );
53	$this->term_metas = new PLL_Sync_Term_Metas( $polylang );
54
55	add_filter( 'wp_insert_post_parent', array( $this, 'can_sync_post_parent' ), 10, 3 );
56	add_filter( 'wp_insert_post_data', array( $this, 'can_sync_post_data' ), 10, 2 );
57
58	add_action( 'pll_save_post', array( $this, 'pll_save_post' ), 10, 3 );
59	add_action( 'created_term', array( $this, 'sync_term_parent' ), 10, 3 );
60	add_action( 'edited_term', array( $this, 'sync_term_parent' ), 10, 3 );
61
62	add_action( 'pll_duplicate_term', array( $this->term_metas, 'copy' ), 10, 3 );
63
64	if ( $this->options['media_support'] ) {
65	add_action( 'pll_translate_media', array( $this->taxonomies, 'copy' ), 10, 3 );
66	add_action( 'pll_translate_media', array( $this->post_metas, 'copy' ), 10, 3 );
67	add_action( 'edit_attachment', array( $this, 'edit_attachment' ) );
68	}
69
70	add_filter( 'pre_update_option_sticky_posts', array( $this, 'sync_sticky_posts' ), 10, 2 );
71	}
72
73	/**
74	* Get post fields to synchronize.
75	*
76	* @since 2.4
77	*
78	* @param WP_Post $post Post object.
79	* @return array
80	*/
81	protected function get_fields_to_sync( $post ) {
82	$postarr = array();
83
84	foreach ( array( 'comment_status', 'ping_status', 'menu_order' ) as $property ) {
85	if ( in_array( $property, $this->options['sync'] ) ) {
86	$postarr[ $property ] = $post->$property;
87	}
88	}
89
90	if ( in_array( 'post_date', $this->options['sync'] ) ) {
91	$postarr['post_date'] = $post->post_date;
92	$postarr['post_date_gmt'] = $post->post_date_gmt;
93	}
94
95	if ( in_array( 'post_parent', $this->options['sync'] ) ) {
96	$postarr['post_parent'] = wp_get_post_parent_id( $post->ID );
97	}
98
99	return $postarr;
100	}
101
102	/**
103	* Prevents synchronized post parent modification if the current user hasn't enough rights
104	*
105	* @since 2.6
106	*
107	* @param int $post_parent Post parent ID
108	* @param int $post_id Post ID, unused
109	* @param array $postarr Array of parsed post data
110	* @return int
111	*/
112	public function can_sync_post_parent( $post_parent, $post_id, $postarr ) {
113	if ( ! empty( $postarr['ID'] ) && ! $this->model->post->current_user_can_synchronize( $postarr['ID'] ) ) {
114	$tr_ids = $this->model->post->get_translations( $postarr['ID'] );
115	foreach ( $tr_ids as $tr_id ) {
116	if ( $tr_id !== $postarr['ID'] && $post = get_post( $tr_id ) ) {
117	$post_parent = $post->post_parent;
118	break;
119	}
120	}
121	}
122	return $post_parent;
123	}
124
125	/**
126	* Prevents synchronized post data modification if the current user hasn't enough rights
127	*
128	* @since 2.6
129	*
130	* @param array $data An array of slashed post data.
131	* @param array $postarr An array of sanitized, but otherwise unmodified post data.
132	* @return array
133	*/
134	public function can_sync_post_data( $data, $postarr ) {
135	if ( ! empty( $postarr['ID'] ) && ! $this->model->post->current_user_can_synchronize( $postarr['ID'] ) ) {
136	foreach ( $this->model->post->get_translations( $postarr['ID'] ) as $tr_id ) {
137	if ( $tr_id !== $postarr['ID'] && $post = get_post( $tr_id ) ) {
138	$to_sync = $this->get_fields_to_sync( $post );
139	$data = array_merge( $data, $to_sync );
140	break;
141	}
142	}
143	}
144	return $data;
145	}
146
147	/**
148	* Synchronizes post fields in translations.
149	*
150	* @since 2.4
151	*
152	* @param int $post_id Post id.
153	* @param WP_Post $post Post object.
154	* @param int[] $translations Post translations.
155	* @return void
156	*/
157	public function pll_save_post( $post_id, $post, $translations ) {
158	global $wpdb;
159
160	if ( $this->model->post->current_user_can_synchronize( $post_id ) ) {
161	$postarr = $this->get_fields_to_sync( $post );
162
163	if ( ! empty( $postarr ) ) {
164	foreach ( $translations as $lang => $tr_id ) {
165	if ( ! $tr_id \|\| $tr_id === $post_id ) {
166	continue;
167	}
168
169	$tr_arr = $postarr;
170	unset( $tr_arr['post_parent'] );
171
172	// Do not update the translation parent if the user set a parent with no translation.
173	if ( isset( $postarr['post_parent'] ) ) {
174	$post_parent = $postarr['post_parent'] ? $this->model->post->get_translation( $postarr['post_parent'], $lang ) : 0;
175	if ( ! ( $postarr['post_parent'] && ! $post_parent ) ) {
176	$tr_arr['post_parent'] = $post_parent;
177	}
178	}
179
180	// Update all the rows at once.
181	if ( ! empty( $tr_arr ) ) {
182	// Don't use wp_update_post to avoid infinite loop.
183	$wpdb->update( $wpdb->posts, $tr_arr, array( 'ID' => $tr_id ) );
184	clean_post_cache( $tr_id );
185	}
186	}
187	}
188	}
189	}
190
191	/**
192	* Synchronize term parent in translations.
193	* Calling clean_term_cache after this is mandatory otherwise the $taxonomy_children option is not correctly updated
194	*
195	* @since 2.3
196	*
197	* @param int $term_id Term id.
198	* @param int $tt_id Term taxonomy id, not used.
199	* @param string $taxonomy Taxonomy name.
200	* @return void
201	*/
202	public function sync_term_parent( $term_id, $tt_id, $taxonomy ) {
203	global $wpdb;
204
205	if ( ! is_taxonomy_hierarchical( $taxonomy ) \|\| ! $this->model->is_translated_taxonomy( $taxonomy ) ) {
206	return;
207	}
208
209	$term = get_term( $term_id );
210	if ( ! $term instanceof WP_Term ) {
211	return;
212	}
213
214	$translations = $this->model->term->get_translations( $term_id );
215
216	foreach ( $translations as $lang => $tr_id ) {
217	if ( $tr_id === $term_id ) {
218	continue;
219	}
220
221	$tr_parent = $this->model->term->get_translation( $term->parent, $lang );
222	$tr_term = get_term( (int) $tr_id, $taxonomy );
223
224	if ( str_starts_with( (string) current_filter(), 'created_' ) && 0 === $tr_parent ) {
225	// Do not remove the existing hierarchy of translations when creating new term without parent.
226	continue;
227	}
228
229	if ( $tr_term instanceof WP_Term && ! ( $term->parent && empty( $tr_parent ) ) ) {
230	$wpdb->update(
231	$wpdb->term_taxonomy,
232	array( 'parent' => $tr_parent ?: 0 ),
233	array( 'term_taxonomy_id' => $tr_term->term_taxonomy_id )
234	);
235
236	clean_term_cache( $tr_id, $taxonomy ); // OK since WP 3.9.
237	}
238	}
239	}
240
241	/**
242	* Synchronizes terms and metas in translations for media
243	*
244	* @since 1.8
245	*
246	* @param int $post_id post id
247	* @return void
248	*/
249	public function edit_attachment( $post_id ) {
250	$this->pll_save_post( $post_id, get_post( $post_id ), $this->model->post->get_translations( $post_id ) );
251	}
252
253	/**
254	* Synchronize sticky posts.
255	*
256	* @since 2.3
257	*
258	* @param int[] $value New option value.
259	* @param int[] $old_value Old option value.
260	* @return int[]
261	*/
262	public function sync_sticky_posts( $value, $old_value ) {
263	if ( in_array( 'sticky_posts', $this->options['sync'] ) ) {
264	// Stick post
265	if ( $sticked = array_diff( $value, $old_value ) ) {
266	$translations = $this->model->post->get_translations( reset( $sticked ) );
267	$value = array_unique( array_merge( $value, array_values( $translations ) ) );
268	}
269
270	// Unstick post
271	if ( $unsticked = array_diff( $old_value, $value ) ) {
272	$translations = $this->model->post->get_translations( reset( $unsticked ) );
273	$value = array_unique( array_diff( $value, array_values( $translations ) ) );
274	}
275	}
276
277	return $value;
278	}
279	}
280