mirrored from git://develop.git.wordpress.org/
-
Notifications
You must be signed in to change notification settings - Fork 2.7k
/
ajax-actions.php
5635 lines (4615 loc) · 148 KB
/
ajax-actions.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<?php
/**
* Administration API: Core Ajax handlers
*
* @package WordPress
* @subpackage Administration
* @since 2.1.0
*/
//
// No-privilege Ajax handlers.
//
/**
* Handles the Heartbeat API in the no-privilege context via AJAX .
*
* Runs when the user is not logged in.
*
* @since 3.6.0
*/
function wp_ajax_nopriv_heartbeat() {
$response = array();
// 'screen_id' is the same as $current_screen->id and the JS global 'pagenow'.
if ( ! empty( $_POST['screen_id'] ) ) {
$screen_id = sanitize_key( $_POST['screen_id'] );
} else {
$screen_id = 'front';
}
if ( ! empty( $_POST['data'] ) ) {
$data = wp_unslash( (array) $_POST['data'] );
/**
* Filters Heartbeat Ajax response in no-privilege environments.
*
* @since 3.6.0
*
* @param array $response The no-priv Heartbeat response.
* @param array $data The $_POST data sent.
* @param string $screen_id The screen ID.
*/
$response = apply_filters( 'heartbeat_nopriv_received', $response, $data, $screen_id );
}
/**
* Filters Heartbeat Ajax response in no-privilege environments when no data is passed.
*
* @since 3.6.0
*
* @param array $response The no-priv Heartbeat response.
* @param string $screen_id The screen ID.
*/
$response = apply_filters( 'heartbeat_nopriv_send', $response, $screen_id );
/**
* Fires when Heartbeat ticks in no-privilege environments.
*
* Allows the transport to be easily replaced with long-polling.
*
* @since 3.6.0
*
* @param array $response The no-priv Heartbeat response.
* @param string $screen_id The screen ID.
*/
do_action( 'heartbeat_nopriv_tick', $response, $screen_id );
// Send the current time according to the server.
$response['server_time'] = time();
wp_send_json( $response );
}
//
// GET-based Ajax handlers.
//
/**
* Handles fetching a list table via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_fetch_list() {
$list_class = $_GET['list_args']['class'];
check_ajax_referer( "fetch-list-$list_class", '_ajax_fetch_list_nonce' );
$wp_list_table = _get_list_table( $list_class, array( 'screen' => $_GET['list_args']['screen']['id'] ) );
if ( ! $wp_list_table ) {
wp_die( 0 );
}
if ( ! $wp_list_table->ajax_user_can() ) {
wp_die( -1 );
}
$wp_list_table->ajax_response();
wp_die( 0 );
}
/**
* Handles tag search via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_ajax_tag_search() {
if ( ! isset( $_GET['tax'] ) ) {
wp_die( 0 );
}
$taxonomy = sanitize_key( $_GET['tax'] );
$taxonomy_object = get_taxonomy( $taxonomy );
if ( ! $taxonomy_object ) {
wp_die( 0 );
}
if ( ! current_user_can( $taxonomy_object->cap->assign_terms ) ) {
wp_die( -1 );
}
$search = wp_unslash( $_GET['q'] );
$comma = _x( ',', 'tag delimiter' );
if ( ',' !== $comma ) {
$search = str_replace( $comma, ',', $search );
}
if ( str_contains( $search, ',' ) ) {
$search = explode( ',', $search );
$search = $search[ count( $search ) - 1 ];
}
$search = trim( $search );
/**
* Filters the minimum number of characters required to fire a tag search via Ajax.
*
* @since 4.0.0
*
* @param int $characters The minimum number of characters required. Default 2.
* @param WP_Taxonomy $taxonomy_object The taxonomy object.
* @param string $search The search term.
*/
$term_search_min_chars = (int) apply_filters( 'term_search_min_chars', 2, $taxonomy_object, $search );
/*
* Require $term_search_min_chars chars for matching (default: 2)
* ensure it's a non-negative, non-zero integer.
*/
if ( ( 0 === $term_search_min_chars ) || ( strlen( $search ) < $term_search_min_chars ) ) {
wp_die();
}
$results = get_terms(
array(
'taxonomy' => $taxonomy,
'name__like' => $search,
'fields' => 'names',
'hide_empty' => false,
'number' => isset( $_GET['number'] ) ? (int) $_GET['number'] : 0,
)
);
/**
* Filters the Ajax term search results.
*
* @since 6.1.0
*
* @param string[] $results Array of term names.
* @param WP_Taxonomy $taxonomy_object The taxonomy object.
* @param string $search The search term.
*/
$results = apply_filters( 'ajax_term_search_results', $results, $taxonomy_object, $search );
echo implode( "\n", $results );
wp_die();
}
/**
* Handles compression testing via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_wp_compression_test() {
if ( ! current_user_can( 'manage_options' ) ) {
wp_die( -1 );
}
if ( ini_get( 'zlib.output_compression' ) || 'ob_gzhandler' === ini_get( 'output_handler' ) ) {
// Use `update_option()` on single site to mark the option for autoloading.
if ( is_multisite() ) {
update_site_option( 'can_compress_scripts', 0 );
} else {
update_option( 'can_compress_scripts', 0, true );
}
wp_die( 0 );
}
if ( isset( $_GET['test'] ) ) {
header( 'Expires: Wed, 11 Jan 1984 05:00:00 GMT' );
header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' );
header( 'Cache-Control: no-cache, must-revalidate, max-age=0' );
header( 'Content-Type: application/javascript; charset=UTF-8' );
$force_gzip = ( defined( 'ENFORCE_GZIP' ) && ENFORCE_GZIP );
$test_str = '"wpCompressionTest Lorem ipsum dolor sit amet consectetuer mollis sapien urna ut a. Eu nonummy condimentum fringilla tempor pretium platea vel nibh netus Maecenas. Hac molestie amet justo quis pellentesque est ultrices interdum nibh Morbi. Cras mattis pretium Phasellus ante ipsum ipsum ut sociis Suspendisse Lorem. Ante et non molestie. Porta urna Vestibulum egestas id congue nibh eu risus gravida sit. Ac augue auctor Ut et non a elit massa id sodales. Elit eu Nulla at nibh adipiscing mattis lacus mauris at tempus. Netus nibh quis suscipit nec feugiat eget sed lorem et urna. Pellentesque lacus at ut massa consectetuer ligula ut auctor semper Pellentesque. Ut metus massa nibh quam Curabitur molestie nec mauris congue. Volutpat molestie elit justo facilisis neque ac risus Ut nascetur tristique. Vitae sit lorem tellus et quis Phasellus lacus tincidunt nunc Fusce. Pharetra wisi Suspendisse mus sagittis libero lacinia Integer consequat ac Phasellus. Et urna ac cursus tortor aliquam Aliquam amet tellus volutpat Vestibulum. Justo interdum condimentum In augue congue tellus sollicitudin Quisque quis nibh."';
if ( '1' === $_GET['test'] ) {
echo $test_str;
wp_die();
} elseif ( '2' === $_GET['test'] ) {
if ( ! isset( $_SERVER['HTTP_ACCEPT_ENCODING'] ) ) {
wp_die( -1 );
}
if ( false !== stripos( $_SERVER['HTTP_ACCEPT_ENCODING'], 'deflate' ) && function_exists( 'gzdeflate' ) && ! $force_gzip ) {
header( 'Content-Encoding: deflate' );
$out = gzdeflate( $test_str, 1 );
} elseif ( false !== stripos( $_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip' ) && function_exists( 'gzencode' ) ) {
header( 'Content-Encoding: gzip' );
$out = gzencode( $test_str, 1 );
} else {
wp_die( -1 );
}
echo $out;
wp_die();
} elseif ( 'no' === $_GET['test'] ) {
check_ajax_referer( 'update_can_compress_scripts' );
// Use `update_option()` on single site to mark the option for autoloading.
if ( is_multisite() ) {
update_site_option( 'can_compress_scripts', 0 );
} else {
update_option( 'can_compress_scripts', 0, true );
}
} elseif ( 'yes' === $_GET['test'] ) {
check_ajax_referer( 'update_can_compress_scripts' );
// Use `update_option()` on single site to mark the option for autoloading.
if ( is_multisite() ) {
update_site_option( 'can_compress_scripts', 1 );
} else {
update_option( 'can_compress_scripts', 1, true );
}
}
}
wp_die( 0 );
}
/**
* Handles image editor previews via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_imgedit_preview() {
$post_id = (int) $_GET['postid'];
if ( empty( $post_id ) || ! current_user_can( 'edit_post', $post_id ) ) {
wp_die( -1 );
}
check_ajax_referer( "image_editor-$post_id" );
require_once ABSPATH . 'wp-admin/includes/image-edit.php';
if ( ! stream_preview_image( $post_id ) ) {
wp_die( -1 );
}
wp_die();
}
/**
* Handles oEmbed caching via AJAX.
*
* @since 3.1.0
*
* @global WP_Embed $wp_embed WordPress Embed object.
*/
function wp_ajax_oembed_cache() {
$GLOBALS['wp_embed']->cache_oembed( $_GET['post'] );
wp_die( 0 );
}
/**
* Handles user autocomplete via AJAX.
*
* @since 3.4.0
*/
function wp_ajax_autocomplete_user() {
if ( ! is_multisite() || ! current_user_can( 'promote_users' ) || wp_is_large_network( 'users' ) ) {
wp_die( -1 );
}
/** This filter is documented in wp-admin/user-new.php */
if ( ! current_user_can( 'manage_network_users' ) && ! apply_filters( 'autocomplete_users_for_site_admins', false ) ) {
wp_die( -1 );
}
$return = array();
/*
* Check the type of request.
* Current allowed values are `add` and `search`.
*/
if ( isset( $_REQUEST['autocomplete_type'] ) && 'search' === $_REQUEST['autocomplete_type'] ) {
$type = $_REQUEST['autocomplete_type'];
} else {
$type = 'add';
}
/*
* Check the desired field for value.
* Current allowed values are `user_email` and `user_login`.
*/
if ( isset( $_REQUEST['autocomplete_field'] ) && 'user_email' === $_REQUEST['autocomplete_field'] ) {
$field = $_REQUEST['autocomplete_field'];
} else {
$field = 'user_login';
}
// Exclude current users of this blog.
if ( isset( $_REQUEST['site_id'] ) ) {
$id = absint( $_REQUEST['site_id'] );
} else {
$id = get_current_blog_id();
}
$include_blog_users = ( 'search' === $type ? get_users(
array(
'blog_id' => $id,
'fields' => 'ID',
)
) : array() );
$exclude_blog_users = ( 'add' === $type ? get_users(
array(
'blog_id' => $id,
'fields' => 'ID',
)
) : array() );
$users = get_users(
array(
'blog_id' => false,
'search' => '*' . $_REQUEST['term'] . '*',
'include' => $include_blog_users,
'exclude' => $exclude_blog_users,
'search_columns' => array( 'user_login', 'user_nicename', 'user_email' ),
)
);
foreach ( $users as $user ) {
$return[] = array(
/* translators: 1: User login, 2: User email address. */
'label' => sprintf( _x( '%1$s (%2$s)', 'user autocomplete result' ), $user->user_login, $user->user_email ),
'value' => $user->$field,
);
}
wp_die( wp_json_encode( $return ) );
}
/**
* Handles Ajax requests for community events
*
* @since 4.8.0
*/
function wp_ajax_get_community_events() {
require_once ABSPATH . 'wp-admin/includes/class-wp-community-events.php';
check_ajax_referer( 'community_events' );
$search = isset( $_POST['location'] ) ? wp_unslash( $_POST['location'] ) : '';
$timezone = isset( $_POST['timezone'] ) ? wp_unslash( $_POST['timezone'] ) : '';
$user_id = get_current_user_id();
$saved_location = get_user_option( 'community-events-location', $user_id );
$events_client = new WP_Community_Events( $user_id, $saved_location );
$events = $events_client->get_events( $search, $timezone );
$ip_changed = false;
if ( is_wp_error( $events ) ) {
wp_send_json_error(
array(
'error' => $events->get_error_message(),
)
);
} else {
if ( empty( $saved_location['ip'] ) && ! empty( $events['location']['ip'] ) ) {
$ip_changed = true;
} elseif ( isset( $saved_location['ip'] ) && ! empty( $events['location']['ip'] ) && $saved_location['ip'] !== $events['location']['ip'] ) {
$ip_changed = true;
}
/*
* The location should only be updated when it changes. The API doesn't always return
* a full location; sometimes it's missing the description or country. The location
* that was saved during the initial request is known to be good and complete, though.
* It should be left intact until the user explicitly changes it (either by manually
* searching for a new location, or by changing their IP address).
*
* If the location was updated with an incomplete response from the API, then it could
* break assumptions that the UI makes (e.g., that there will always be a description
* that corresponds to a latitude/longitude location).
*
* The location is stored network-wide, so that the user doesn't have to set it on each site.
*/
if ( $ip_changed || $search ) {
update_user_meta( $user_id, 'community-events-location', $events['location'] );
}
wp_send_json_success( $events );
}
}
/**
* Handles dashboard widgets via AJAX.
*
* @since 3.4.0
*/
function wp_ajax_dashboard_widgets() {
require_once ABSPATH . 'wp-admin/includes/dashboard.php';
$pagenow = $_GET['pagenow'];
if ( 'dashboard-user' === $pagenow || 'dashboard-network' === $pagenow || 'dashboard' === $pagenow ) {
set_current_screen( $pagenow );
}
switch ( $_GET['widget'] ) {
case 'dashboard_primary':
wp_dashboard_primary();
break;
}
wp_die();
}
/**
* Handles Customizer preview logged-in status via AJAX.
*
* @since 3.4.0
*/
function wp_ajax_logged_in() {
wp_die( 1 );
}
//
// Ajax helpers.
//
/**
* Sends back current comment total and new page links if they need to be updated.
*
* Contrary to normal success Ajax response ("1"), die with time() on success.
*
* @since 2.7.0
* @access private
*
* @param int $comment_id
* @param int $delta
*/
function _wp_ajax_delete_comment_response( $comment_id, $delta = -1 ) {
$total = isset( $_POST['_total'] ) ? (int) $_POST['_total'] : 0;
$per_page = isset( $_POST['_per_page'] ) ? (int) $_POST['_per_page'] : 0;
$page = isset( $_POST['_page'] ) ? (int) $_POST['_page'] : 0;
$url = isset( $_POST['_url'] ) ? sanitize_url( $_POST['_url'] ) : '';
// JS didn't send us everything we need to know. Just die with success message.
if ( ! $total || ! $per_page || ! $page || ! $url ) {
$time = time();
$comment = get_comment( $comment_id );
$comment_status = '';
$comment_link = '';
if ( $comment ) {
$comment_status = $comment->comment_approved;
}
if ( 1 === (int) $comment_status ) {
$comment_link = get_comment_link( $comment );
}
$counts = wp_count_comments();
$x = new WP_Ajax_Response(
array(
'what' => 'comment',
// Here for completeness - not used.
'id' => $comment_id,
'supplemental' => array(
'status' => $comment_status,
'postId' => $comment ? $comment->comment_post_ID : '',
'time' => $time,
'in_moderation' => $counts->moderated,
'i18n_comments_text' => sprintf(
/* translators: %s: Number of comments. */
_n( '%s Comment', '%s Comments', $counts->approved ),
number_format_i18n( $counts->approved )
),
'i18n_moderation_text' => sprintf(
/* translators: %s: Number of comments. */
_n( '%s Comment in moderation', '%s Comments in moderation', $counts->moderated ),
number_format_i18n( $counts->moderated )
),
'comment_link' => $comment_link,
),
)
);
$x->send();
}
$total += $delta;
if ( $total < 0 ) {
$total = 0;
}
// Only do the expensive stuff on a page-break, and about 1 other time per page.
if ( 0 === $total % $per_page || 1 === mt_rand( 1, $per_page ) ) {
$post_id = 0;
// What type of comment count are we looking for?
$status = 'all';
$parsed = parse_url( $url );
if ( isset( $parsed['query'] ) ) {
parse_str( $parsed['query'], $query_vars );
if ( ! empty( $query_vars['comment_status'] ) ) {
$status = $query_vars['comment_status'];
}
if ( ! empty( $query_vars['p'] ) ) {
$post_id = (int) $query_vars['p'];
}
if ( ! empty( $query_vars['comment_type'] ) ) {
$type = $query_vars['comment_type'];
}
}
if ( empty( $type ) ) {
// Only use the comment count if not filtering by a comment_type.
$comment_count = wp_count_comments( $post_id );
// We're looking for a known type of comment count.
if ( isset( $comment_count->$status ) ) {
$total = $comment_count->$status;
}
}
// Else use the decremented value from above.
}
// The time since the last comment count.
$time = time();
$comment = get_comment( $comment_id );
$counts = wp_count_comments();
$x = new WP_Ajax_Response(
array(
'what' => 'comment',
'id' => $comment_id,
'supplemental' => array(
'status' => $comment ? $comment->comment_approved : '',
'postId' => $comment ? $comment->comment_post_ID : '',
/* translators: %s: Number of comments. */
'total_items_i18n' => sprintf( _n( '%s item', '%s items', $total ), number_format_i18n( $total ) ),
'total_pages' => (int) ceil( $total / $per_page ),
'total_pages_i18n' => number_format_i18n( (int) ceil( $total / $per_page ) ),
'total' => $total,
'time' => $time,
'in_moderation' => $counts->moderated,
'i18n_moderation_text' => sprintf(
/* translators: %s: Number of comments. */
_n( '%s Comment in moderation', '%s Comments in moderation', $counts->moderated ),
number_format_i18n( $counts->moderated )
),
),
)
);
$x->send();
}
//
// POST-based Ajax handlers.
//
/**
* Handles adding a hierarchical term via AJAX.
*
* @since 3.1.0
* @access private
*/
function _wp_ajax_add_hierarchical_term() {
$action = $_POST['action'];
$taxonomy = get_taxonomy( substr( $action, 4 ) );
check_ajax_referer( $action, '_ajax_nonce-add-' . $taxonomy->name );
if ( ! current_user_can( $taxonomy->cap->edit_terms ) ) {
wp_die( -1 );
}
$names = explode( ',', $_POST[ 'new' . $taxonomy->name ] );
$parent = isset( $_POST[ 'new' . $taxonomy->name . '_parent' ] ) ? (int) $_POST[ 'new' . $taxonomy->name . '_parent' ] : 0;
if ( 0 > $parent ) {
$parent = 0;
}
if ( 'category' === $taxonomy->name ) {
$post_category = isset( $_POST['post_category'] ) ? (array) $_POST['post_category'] : array();
} else {
$post_category = ( isset( $_POST['tax_input'] ) && isset( $_POST['tax_input'][ $taxonomy->name ] ) ) ? (array) $_POST['tax_input'][ $taxonomy->name ] : array();
}
$checked_categories = array_map( 'absint', (array) $post_category );
$popular_ids = wp_popular_terms_checklist( $taxonomy->name, 0, 10, false );
foreach ( $names as $cat_name ) {
$cat_name = trim( $cat_name );
$category_nicename = sanitize_title( $cat_name );
if ( '' === $category_nicename ) {
continue;
}
$cat_id = wp_insert_term( $cat_name, $taxonomy->name, array( 'parent' => $parent ) );
if ( ! $cat_id || is_wp_error( $cat_id ) ) {
continue;
} else {
$cat_id = $cat_id['term_id'];
}
$checked_categories[] = $cat_id;
if ( $parent ) { // Do these all at once in a second.
continue;
}
ob_start();
wp_terms_checklist(
0,
array(
'taxonomy' => $taxonomy->name,
'descendants_and_self' => $cat_id,
'selected_cats' => $checked_categories,
'popular_cats' => $popular_ids,
)
);
$data = ob_get_clean();
$add = array(
'what' => $taxonomy->name,
'id' => $cat_id,
'data' => str_replace( array( "\n", "\t" ), '', $data ),
'position' => -1,
);
}
if ( $parent ) { // Foncy - replace the parent and all its children.
$parent = get_term( $parent, $taxonomy->name );
$term_id = $parent->term_id;
while ( $parent->parent ) { // Get the top parent.
$parent = get_term( $parent->parent, $taxonomy->name );
if ( is_wp_error( $parent ) ) {
break;
}
$term_id = $parent->term_id;
}
ob_start();
wp_terms_checklist(
0,
array(
'taxonomy' => $taxonomy->name,
'descendants_and_self' => $term_id,
'selected_cats' => $checked_categories,
'popular_cats' => $popular_ids,
)
);
$data = ob_get_clean();
$add = array(
'what' => $taxonomy->name,
'id' => $term_id,
'data' => str_replace( array( "\n", "\t" ), '', $data ),
'position' => -1,
);
}
ob_start();
wp_dropdown_categories(
array(
'taxonomy' => $taxonomy->name,
'hide_empty' => 0,
'name' => 'new' . $taxonomy->name . '_parent',
'orderby' => 'name',
'hierarchical' => 1,
'show_option_none' => '— ' . $taxonomy->labels->parent_item . ' —',
)
);
$sup = ob_get_clean();
$add['supplemental'] = array( 'newcat_parent' => $sup );
$x = new WP_Ajax_Response( $add );
$x->send();
}
/**
* Handles deleting a comment via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_delete_comment() {
$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;
$comment = get_comment( $id );
if ( ! $comment ) {
wp_die( time() );
}
if ( ! current_user_can( 'edit_comment', $comment->comment_ID ) ) {
wp_die( -1 );
}
check_ajax_referer( "delete-comment_$id" );
$status = wp_get_comment_status( $comment );
$delta = -1;
if ( isset( $_POST['trash'] ) && '1' === $_POST['trash'] ) {
if ( 'trash' === $status ) {
wp_die( time() );
}
$r = wp_trash_comment( $comment );
} elseif ( isset( $_POST['untrash'] ) && '1' === $_POST['untrash'] ) {
if ( 'trash' !== $status ) {
wp_die( time() );
}
$r = wp_untrash_comment( $comment );
// Undo trash, not in Trash.
if ( ! isset( $_POST['comment_status'] ) || 'trash' !== $_POST['comment_status'] ) {
$delta = 1;
}
} elseif ( isset( $_POST['spam'] ) && '1' === $_POST['spam'] ) {
if ( 'spam' === $status ) {
wp_die( time() );
}
$r = wp_spam_comment( $comment );
} elseif ( isset( $_POST['unspam'] ) && '1' === $_POST['unspam'] ) {
if ( 'spam' !== $status ) {
wp_die( time() );
}
$r = wp_unspam_comment( $comment );
// Undo spam, not in spam.
if ( ! isset( $_POST['comment_status'] ) || 'spam' !== $_POST['comment_status'] ) {
$delta = 1;
}
} elseif ( isset( $_POST['delete'] ) && '1' === $_POST['delete'] ) {
$r = wp_delete_comment( $comment );
} else {
wp_die( -1 );
}
if ( $r ) {
// Decide if we need to send back '1' or a more complicated response including page links and comment counts.
_wp_ajax_delete_comment_response( $comment->comment_ID, $delta );
}
wp_die( 0 );
}
/**
* Handles deleting a tag via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_delete_tag() {
$tag_id = (int) $_POST['tag_ID'];
check_ajax_referer( "delete-tag_$tag_id" );
if ( ! current_user_can( 'delete_term', $tag_id ) ) {
wp_die( -1 );
}
$taxonomy = ! empty( $_POST['taxonomy'] ) ? $_POST['taxonomy'] : 'post_tag';
$tag = get_term( $tag_id, $taxonomy );
if ( ! $tag || is_wp_error( $tag ) ) {
wp_die( 1 );
}
if ( wp_delete_term( $tag_id, $taxonomy ) ) {
wp_die( 1 );
} else {
wp_die( 0 );
}
}
/**
* Handles deleting a link via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_delete_link() {
$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;
check_ajax_referer( "delete-bookmark_$id" );
if ( ! current_user_can( 'manage_links' ) ) {
wp_die( -1 );
}
$link = get_bookmark( $id );
if ( ! $link || is_wp_error( $link ) ) {
wp_die( 1 );
}
if ( wp_delete_link( $id ) ) {
wp_die( 1 );
} else {
wp_die( 0 );
}
}
/**
* Handles deleting meta via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_delete_meta() {
$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;
check_ajax_referer( "delete-meta_$id" );
$meta = get_metadata_by_mid( 'post', $id );
if ( ! $meta ) {
wp_die( 1 );
}
if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'delete_post_meta', $meta->post_id, $meta->meta_key ) ) {
wp_die( -1 );
}
if ( delete_meta( $meta->meta_id ) ) {
wp_die( 1 );
}
wp_die( 0 );
}
/**
* Handles deleting a post via AJAX.
*
* @since 3.1.0
*
* @param string $action Action to perform.
*/
function wp_ajax_delete_post( $action ) {
if ( empty( $action ) ) {
$action = 'delete-post';
}
$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;
check_ajax_referer( "{$action}_$id" );
if ( ! current_user_can( 'delete_post', $id ) ) {
wp_die( -1 );
}
if ( ! get_post( $id ) ) {
wp_die( 1 );
}
if ( wp_delete_post( $id ) ) {
wp_die( 1 );
} else {
wp_die( 0 );
}
}
/**
* Handles sending a post to the Trash via AJAX.
*
* @since 3.1.0
*
* @param string $action Action to perform.
*/
function wp_ajax_trash_post( $action ) {
if ( empty( $action ) ) {
$action = 'trash-post';
}
$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;
check_ajax_referer( "{$action}_$id" );
if ( ! current_user_can( 'delete_post', $id ) ) {
wp_die( -1 );
}
if ( ! get_post( $id ) ) {
wp_die( 1 );
}
if ( 'trash-post' === $action ) {
$done = wp_trash_post( $id );
} else {
$done = wp_untrash_post( $id );
}
if ( $done ) {
wp_die( 1 );
}
wp_die( 0 );
}
/**
* Handles restoring a post from the Trash via AJAX.
*
* @since 3.1.0
*
* @param string $action Action to perform.
*/
function wp_ajax_untrash_post( $action ) {
if ( empty( $action ) ) {
$action = 'untrash-post';
}
wp_ajax_trash_post( $action );
}
/**
* Handles deleting a page via AJAX.
*
* @since 3.1.0
*
* @param string $action Action to perform.
*/
function wp_ajax_delete_page( $action ) {
if ( empty( $action ) ) {
$action = 'delete-page';
}
$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;
check_ajax_referer( "{$action}_$id" );
if ( ! current_user_can( 'delete_page', $id ) ) {
wp_die( -1 );
}
if ( ! get_post( $id ) ) {
wp_die( 1 );
}
if ( wp_delete_post( $id ) ) {
wp_die( 1 );
} else {
wp_die( 0 );
}
}
/**
* Handles dimming a comment via AJAX.
*
* @since 3.1.0
*/
function wp_ajax_dim_comment() {
$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;
$comment = get_comment( $id );
if ( ! $comment ) {
$x = new WP_Ajax_Response(
array(
'what' => 'comment',
'id' => new WP_Error(
'invalid_comment',
/* translators: %d: Comment ID. */
sprintf( __( 'Comment %d does not exist' ), $id )
),
)
);
$x->send();
}
if ( ! current_user_can( 'edit_comment', $comment->comment_ID ) && ! current_user_can( 'moderate_comments' ) ) {
wp_die( -1 );
}