class-acf-field-taxonomy.php — Secure Custom Fields 6.4.1-beta6

secure-custom-fields / includes / fields / class-acf-field-taxonomy.php

secure-custom-fields / includes / fields Last commit date

class-acf-field-taxonomy.php

962 lines

1	<?php
2
3	if ( ! class_exists( 'acf_field_taxonomy' ) ) :
4
5	class acf_field_taxonomy extends acf_field {
6
7
8	// vars
9	var $save_post_terms = array();
10
11
12	/**
13	* This function will setup the field type data
14	*
15	* @type function
16	* @date 5/03/2014
17	* @since ACF 5.0.0
18	*/
19	public function initialize() {
20	$this->name = 'taxonomy';
21	$this->label = __( 'Taxonomy', 'secure-custom-fields' );
22	$this->category = 'relational';
23	$this->description = __( 'Allows the selection of one or more taxonomy terms based on the criteria and options specified in the fields settings.', 'secure-custom-fields' );
24	$this->preview_image = acf_get_url() . '/assets/images/field-type-previews/field-preview-taxonomy.png';
25	$this->doc_url = 'https://www.advancedcustomfields.com/resources/taxonomy/';
26	$this->defaults = array(
27	'taxonomy' => 'category',
28	'field_type' => 'checkbox',
29	'multiple' => 0,
30	'allow_null' => 0,
31	'return_format' => 'id',
32	'add_term' => 1, // 5.2.3
33	'load_terms' => 0, // 5.2.7
34	'save_terms' => 0, // 5.2.7
35	'bidirectional_target' => array(),
36	);
37
38	// Register filter variations.
39	acf_add_filter_variations( 'acf/fields/taxonomy/query', array( 'name', 'key' ), 1 );
40	acf_add_filter_variations( 'acf/fields/taxonomy/result', array( 'name', 'key' ), 2 );
41
42	// ajax
43	add_action( 'wp_ajax_acf/fields/taxonomy/query', array( $this, 'ajax_query' ) );
44	add_action( 'wp_ajax_nopriv_acf/fields/taxonomy/query', array( $this, 'ajax_query' ) );
45	add_action( 'wp_ajax_acf/fields/taxonomy/add_term', array( $this, 'ajax_add_term' ) );
46	add_filter( 'acf/conditional_logic/choices', array( $this, 'render_field_taxonomy_conditional_choices' ), 10, 3 );
47
48	// actions
49	add_action( 'acf/save_post', array( $this, 'save_post' ), 15, 1 );
50	}
51
52	/**
53	* Returns AJAX results for the Taxonomy field.
54	*
55	* @since ACF 5.0.0
56	*
57	* @return void
58	*/
59	public function ajax_query() {
60	$nonce = acf_request_arg( 'nonce', '' );
61	$key = acf_request_arg( 'field_key', '' );
62	$conditional_logic = (bool) acf_request_arg( 'conditional_logic', false );
63
64	if ( $conditional_logic ) {
65	if ( ! acf_current_user_can_admin() ) {
66	die();
67	}
68
69	// Use the standard ACF admin nonce.
70	$nonce = '';
71	$key = '';
72	}
73
74	if ( ! acf_verify_ajax( $nonce, $key ) ) {
75	die();
76	}
77
78	acf_send_ajax_results( $this->get_ajax_query( $_POST ) );
79	}
80
81	/**
82	* This function will return an array of data formatted for use in a select2 AJAX response
83	*
84	* @type function
85	* @date 15/10/2014
86	* @since ACF 5.0.9
87	*
88	* @param $options (array)
89	* @return (array)
90	*/
91	function get_ajax_query( $options = array() ) {
92	$options = acf_parse_args(
93	$options,
94	array(
95	'post_id' => 0,
96	's' => '',
97	'field_key' => '',
98	'term_id' => '',
99	'include' => '',
100	'paged' => 1,
101	)
102	);
103
104	$field = acf_get_field( $options['field_key'] );
105	if ( ! $field ) {
106	return false;
107	}
108
109	// if options include isset, then we are loading a specific term.
110	if ( ! empty( $options['include'] ) ) {
111	$options['term_id'] = $options['include'];
112	// paged should be 1.
113	$options['paged'] = 1;
114	}
115
116	// Bail early if taxonomy does not exist.
117	if ( ! taxonomy_exists( $field['taxonomy'] ) ) {
118	return false;
119	}
120
121	$results = array();
122	$is_hierarchical = is_taxonomy_hierarchical( $field['taxonomy'] );
123	$is_pagination = ( $options['paged'] > 0 );
124	$is_search = false;
125	$limit = 20;
126	$offset = 20 * ( $options['paged'] - 1 );
127
128	$args = array(
129	'taxonomy' => $field['taxonomy'],
130	'hide_empty' => false,
131	);
132
133	// Don't bother for hierarchial terms, we will need to load all terms anyway.
134	if ( $is_pagination && ! $is_hierarchical ) {
135	$args['number'] = $limit;
136	$args['offset'] = $offset;
137	}
138
139	// search
140	if ( $options['s'] !== '' ) {
141
142	// strip slashes (search may be integer)
143	$s = wp_unslash( strval( $options['s'] ) );
144
145	$args['search'] = isset( $options['term_id'] ) && $options['term_id'] ? '' : $s;
146	$is_search = true;
147	}
148
149	$args = apply_filters( 'acf/fields/taxonomy/query', $args, $field, $options['post_id'] );
150
151	if ( ! empty( $options['include'] ) ) {
152	// Limit search to a specific id if one is provided.
153	$args['include'] = $options['include'];
154	}
155
156	$terms = acf_get_terms( $args );
157
158	// Sort hierachial.
159	if ( $is_hierarchical ) {
160	$limit = acf_maybe_get( $args, 'number', $limit );
161	$offset = acf_maybe_get( $args, 'offset', $offset );
162
163	$parent = acf_maybe_get( $args, 'parent', 0 );
164	$parent = acf_maybe_get( $args, 'child_of', $parent );
165
166	// This will fail if a search has taken place because parents wont exist.
167	if ( ! $is_search ) {
168	$ordered_terms = _get_term_children( $parent, $terms, $field['taxonomy'] );
169	// Check for empty array. Possible if parent did not exist within original data.
170	if ( ! empty( $ordered_terms ) ) {
171	$terms = $ordered_terms;
172	}
173	}
174
175	// Fake pagination.
176	if ( $is_pagination && ! $options['include'] ) {
177	$terms = array_slice( $terms, $offset, $limit );
178	}
179	}
180
181	// Append to r.
182	foreach ( $terms as $term ) {
183
184	// Add to json.
185	$results[] = array(
186	'id' => $term->term_id,
187	'text' => $this->get_term_title( $term, $field, $options['post_id'], true ),
188	);
189	}
190
191	$response = array(
192	'results' => $results,
193	'limit' => $limit,
194	);
195
196	return $response;
197	}
198
199	/**
200	* Returns the Term's title displayed in the field UI.
201	*
202	* @since ACF 5.0.0
203	*
204	* @param WP_Term $term The term object.
205	* @param array $field The field settings.
206	* @param mixed $post_id The post_id being edited.
207	* @param boolean $unescape Should we return an unescaped post title.
208	* @return string
209	*/
210	function get_term_title( $term, $field, $post_id = 0, $unescape = false ) {
211	$title = acf_get_term_title( $term );
212
213	// Default $post_id to current post being edited.
214	$post_id = $post_id ? $post_id : acf_get_form_data( 'post_id' );
215
216	// unescape for select2 output which handles the escaping.
217	if ( $unescape ) {
218	$title = html_entity_decode( $title );
219	}
220
221	/**
222	* Filters the term title.
223	*
224	* @date 1/11/2013
225	* @since ACF 5.0.0
226	*
227	* @param string $title The term title.
228	* @param WP_Term $term The term object.
229	* @param array $field The field settings.
230	* @param (int\|string) $post_id The post_id being edited.
231	*/
232	return apply_filters( 'acf/fields/taxonomy/result', $title, $term, $field, $post_id );
233	}
234
235
236	/**
237	* This function will return an array of terms for a given field value
238	*
239	* @type function
240	* @date 13/06/2014
241	* @since ACF 5.0.0
242	*
243	* @param $value (array)
244	* @return $value
245	*/
246	function get_terms( $value, $taxonomy = 'category' ) {
247
248	// load terms in 1 query to save multiple DB calls from following code
249	if ( count( $value ) > 1 ) {
250	$terms = acf_get_terms(
251	array(
252	'taxonomy' => $taxonomy,
253	'include' => $value,
254	'hide_empty' => false,
255	)
256	);
257	}
258
259	// update value to include $post
260	foreach ( array_keys( $value ) as $i ) {
261	$value[ $i ] = get_term( $value[ $i ], $taxonomy );
262	}
263
264	// filter out null values
265	$value = array_filter( $value );
266
267	// return
268	return $value;
269	}
270
271
272	/**
273	* This filter is appied to the $value after it is loaded from the db
274	*
275	* @type filter
276	* @since ACF 3.6
277	* @date 23/01/13
278	*
279	* @param $value - the value found in the database
280	* @param $post_id - the post_id from which the value was loaded from
281	* @param $field - the field array holding all the field options
282	*
283	* @return $value - the value to be saved in te database
284	*/
285	function load_value( $value, $post_id, $field ) {
286
287	// get valid terms
288	$value = acf_get_valid_terms( $value, $field['taxonomy'] );
289
290	// load_terms
291	if ( $field['load_terms'] ) {
292
293	// Decode $post_id for $type and $id.
294	$decoded = acf_decode_post_id( $post_id );
295	$type = $decoded['type'];
296	$id = $decoded['id'];
297
298	if ( $type === 'block' ) {
299	// Get parent block...
300	}
301
302	// get terms
303	$term_ids = wp_get_object_terms(
304	$id,
305	$field['taxonomy'],
306	array(
307	'fields' => 'ids',
308	'orderby' => 'none',
309	)
310	);
311
312	// bail early if no terms
313	if ( empty( $term_ids ) \|\| is_wp_error( $term_ids ) ) {
314	return false;
315	}
316
317	// sort
318	if ( ! empty( $value ) ) {
319	$order = array();
320
321	foreach ( $term_ids as $i => $v ) {
322	$order[ $i ] = array_search( $v, $value );
323	}
324
325	array_multisort( $order, $term_ids );
326	}
327
328	// update value
329	$value = $term_ids;
330	}
331
332	// convert back from array if neccessary
333	if ( $field['field_type'] == 'select' \|\| $field['field_type'] == 'radio' ) {
334	$value = array_shift( $value );
335	}
336
337	// return
338	return $value;
339	}
340
341
342	/**
343	* Filters the field value before it is saved into the database.
344	*
345	* @since ACF 3.6
346	*
347	* @param mixed $value The value which will be saved in the database.
348	* @param integer $post_id The post_id of which the value will be saved.
349	* @param array $field The field array holding all the field options.
350	* @return mixed $value The modified value.
351	*/
352	public function update_value( $value, $post_id, $field ) {
353
354	if ( is_array( $value ) ) {
355	$value = array_filter( $value );
356	}
357
358	acf_update_bidirectional_values( acf_get_array( $value ), $post_id, $field, 'term' );
359
360	// save_terms if enabled.
361	if ( $field['save_terms'] ) {
362
363	// vars
364	$taxonomy = $field['taxonomy'];
365
366	// force value to array.
367	$term_ids = acf_get_array( $value );
368
369	// convert to int.
370	$term_ids = array_map( 'intval', $term_ids );
371
372	// get existing term id's (from a previously saved field).
373	$old_term_ids = isset( $this->save_post_terms[ $taxonomy ] ) ? $this->save_post_terms[ $taxonomy ] : array();
374
375	// append
376	$this->save_post_terms[ $taxonomy ] = array_merge( $old_term_ids, $term_ids );
377
378	// if called directly from frontend update_field().
379	if ( ! did_action( 'acf/save_post' ) ) {
380	$this->save_post( $post_id );
381	return $value;
382	}
383	}
384
385	return $value;
386	}
387
388	/**
389	* This function will save any terms in the save_post_terms array
390	*
391	* @since ACF 5.0.9
392	*
393	* @param mixed $post_id The ACF post ID to save to.
394	* @return void
395	*/
396	public function save_post( $post_id ) {
397	// Check for saved terms.
398	if ( ! empty( $this->save_post_terms ) ) {
399	/**
400	* Determine object ID allowing for non "post" $post_id (user, taxonomy, etc).
401	* Although not fully supported by WordPress, non "post" objects may use the term relationships table.
402	* Sharing taxonomies across object types is discouraged, but unique taxonomies work well.
403	* Note: Do not attempt to restrict to "post" only. This has been attempted in 5.8.9 and later reverted.
404	*/
405	$decoded = acf_decode_post_id( $post_id );
406	$type = $decoded['type'];
407	$id = $decoded['id'];
408
409	if ( $type === 'block' ) {
410	// Get parent block...
411	}
412
413	// Loop over taxonomies and save terms.
414	foreach ( $this->save_post_terms as $taxonomy => $term_ids ) {
415	wp_set_object_terms( $id, $term_ids, $taxonomy, false );
416	}
417
418	// Reset storage.
419	$this->save_post_terms = array();
420	}
421	}
422
423	/**
424	* This filter is appied to the $value after it is loaded from the db and before it is returned to the template
425	*
426	* @type filter
427	* @since ACF 3.6
428	* @date 23/01/13
429	*
430	* @param $value (mixed) the value which was loaded from the database
431	* @param $post_id (mixed) the post_id from which the value was loaded
432	* @param $field (array) the field array holding all the field options
433	*
434	* @return $value (mixed) the modified value
435	*/
436	function format_value( $value, $post_id, $field ) {
437
438	// bail early if no value
439	if ( empty( $value ) ) {
440	return false;
441	}
442
443	// force value to array
444	$value = acf_get_array( $value );
445
446	// load posts if needed
447	if ( $field['return_format'] == 'object' ) {
448
449	// get posts
450	$value = $this->get_terms( $value, $field['taxonomy'] );
451	}
452
453	// convert back from array if neccessary
454	if ( $field['field_type'] == 'select' \|\| $field['field_type'] == 'radio' ) {
455	$value = array_shift( $value );
456	}
457
458	// return
459	return $value;
460	}
461
462	/**
463	* Renders the Taxonomy field.
464	*
465	* @since ACF 3.6
466	*
467	* @param array $field The field settings array.
468	* @return void
469	*/
470	public function render_field( $field ) {
471	// force value to array
472	$field['value'] = acf_get_array( $field['value'] );
473
474	// vars
475	$div = array(
476	'class' => 'acf-taxonomy-field',
477	'data-save' => $field['save_terms'],
478	'data-ftype' => $field['field_type'],
479	'data-taxonomy' => $field['taxonomy'],
480	'data-allow_null' => $field['allow_null'],
481	'data-nonce' => wp_create_nonce( $field['key'] ),
482	);
483	// get taxonomy
484	$taxonomy = get_taxonomy( $field['taxonomy'] );
485
486	// bail early if taxonomy does not exist
487	if ( ! $taxonomy ) {
488	return;
489	}
490
491	?>
492	<div <?php echo acf_esc_attrs( $div ); ?>>
493	<?php if ( $field['add_term'] && current_user_can( $taxonomy->cap->manage_terms ) ) : ?>
494	<div class="acf-actions -hover">
495	<a href="#" class="acf-icon -plus acf-js-tooltip small" data-name="add" title="<?php echo esc_attr( $taxonomy->labels->add_new_item ); ?>"></a>
496	</div>
497	<?php
498	endif;
499
500	if ( $field['field_type'] == 'select' ) {
501	$field['multiple'] = 0;
502
503	$this->render_field_select( $field );
504	} elseif ( $field['field_type'] == 'multi_select' ) {
505	$field['multiple'] = 1;
506
507	$this->render_field_select( $field );
508	} elseif ( $field['field_type'] == 'radio' ) {
509	$this->render_field_checkbox( $field );
510	} elseif ( $field['field_type'] == 'checkbox' ) {
511	$this->render_field_checkbox( $field );
512	}
513
514	?>
515	</div>
516	<?php
517	}
518
519	/**
520	* Create the HTML interface for your field
521	*
522	* @type action
523	* @since ACF 3.6
524	* @date 23/01/13
525	*
526	* @param $field - an array holding all the field's data
527	*/
528	function render_field_select( $field ) {
529
530	// Change Field into a select
531	$field['type'] = 'select';
532	$field['ui'] = 1;
533	$field['ajax'] = 1;
534	$field['choices'] = array();
535
536	// value
537	if ( ! empty( $field['value'] ) ) {
538
539	// get terms
540	$terms = $this->get_terms( $field['value'], $field['taxonomy'] );
541
542	// set choices
543	if ( ! empty( $terms ) ) {
544	foreach ( array_keys( $terms ) as $i ) {
545
546	// vars
547	$term = acf_extract_var( $terms, $i );
548
549	// append to choices
550	$field['choices'][ $term->term_id ] = $this->get_term_title( $term, $field );
551	}
552	}
553	}
554
555	// render select
556	acf_render_field( $field );
557	}
558
559
560	/**
561	* Create the HTML interface for your field
562	*
563	* @since ACF 3.6
564	*
565	* @param array $field an array holding all the field's data.
566	*/
567	public function render_field_checkbox( $field ) {
568
569	// hidden input.
570	acf_hidden_input(
571	array(
572	'type' => 'hidden',
573	'name' => $field['name'],
574	)
575	);
576
577	// checkbox saves an array.
578	if ( $field['field_type'] == 'checkbox' ) {
579	$field['name'] .= '[]';
580	}
581
582	// taxonomy.
583	$taxonomy_obj = get_taxonomy( $field['taxonomy'] );
584
585	// include walker.
586	acf_include( 'includes/walkers/class-acf-walker-taxonomy-field.php' );
587
588	// vars.
589	$args = array(
590	'taxonomy' => $field['taxonomy'],
591	/* translators: %s: Taxonomy name */
592	'show_option_none' => sprintf( _x( 'No %s', 'No Terms', 'secure-custom-fields' ), $taxonomy_obj->labels->name ),
593	'hide_empty' => false,
594	'style' => 'none',
595	'walker' => new ACF_Taxonomy_Field_Walker( $field ),
596	);
597
598	// filter for 3rd party customization.
599	$args = apply_filters( 'acf/fields/taxonomy/wp_list_categories', $args, $field );
600	$args = apply_filters( 'acf/fields/taxonomy/wp_list_categories/name=' . $field['_name'], $args, $field );
601	$args = apply_filters( 'acf/fields/taxonomy/wp_list_categories/key=' . $field['key'], $args, $field );
602
603	?>
604	<div class="categorychecklist-holder">
605	<ul class="acf-checkbox-list acf-bl">
606	<?php wp_list_categories( $args ); ?>
607	</ul>
608	</div>
609	<?php
610	}
611
612
613	/**
614	* Create extra options for your field. This is rendered when editing a field.
615	* The value of $field['name'] can be used (like bellow) to save extra data to the $field
616	*
617	* @type action
618	* @since ACF 3.6
619	* @date 23/01/13
620	*
621	* @param $field - an array holding all the field's data
622	*/
623	function render_field_settings( $field ) {
624	acf_render_field_setting(
625	$field,
626	array(
627	'label' => __( 'Taxonomy', 'secure-custom-fields' ),
628	'instructions' => __( 'Select the taxonomy to be displayed', 'secure-custom-fields' ),
629	'type' => 'select',
630	'name' => 'taxonomy',
631	'choices' => acf_get_taxonomy_labels(),
632	)
633	);
634
635	acf_render_field_setting(
636	$field,
637	array(
638	'label' => __( 'Create Terms', 'secure-custom-fields' ),
639	'instructions' => __( 'Allow new terms to be created whilst editing', 'secure-custom-fields' ),
640	'name' => 'add_term',
641	'type' => 'true_false',
642	'ui' => 1,
643	)
644	);
645
646	acf_render_field_setting(
647	$field,
648	array(
649	'label' => __( 'Save Terms', 'secure-custom-fields' ),
650	'instructions' => __( 'Connect selected terms to the post', 'secure-custom-fields' ),
651	'name' => 'save_terms',
652	'type' => 'true_false',
653	'ui' => 1,
654	)
655	);
656
657	acf_render_field_setting(
658	$field,
659	array(
660	'label' => __( 'Load Terms', 'secure-custom-fields' ),
661	'instructions' => __( 'Load value from posts terms', 'secure-custom-fields' ),
662	'name' => 'load_terms',
663	'type' => 'true_false',
664	'ui' => 1,
665	)
666	);
667
668	acf_render_field_setting(
669	$field,
670	array(
671	'label' => __( 'Return Value', 'secure-custom-fields' ),
672	'instructions' => '',
673	'type' => 'radio',
674	'name' => 'return_format',
675	'choices' => array(
676	'object' => __( 'Term Object', 'secure-custom-fields' ),
677	'id' => __( 'Term ID', 'secure-custom-fields' ),
678	),
679	'layout' => 'horizontal',
680	)
681	);
682
683	acf_render_field_setting(
684	$field,
685	array(
686	'label' => __( 'Appearance', 'secure-custom-fields' ),
687	'instructions' => __( 'Select the appearance of this field', 'secure-custom-fields' ),
688	'type' => 'select',
689	'name' => 'field_type',
690	'optgroup' => true,
691	'choices' => array(
692	__( 'Multiple Values', 'secure-custom-fields' ) => array(
693	'checkbox' => __( 'Checkbox', 'secure-custom-fields' ),
694	'multi_select' => __( 'Multi Select', 'secure-custom-fields' ),
695	),
696	__( 'Single Value', 'secure-custom-fields' ) => array(
697	'radio' => __( 'Radio Buttons', 'secure-custom-fields' ),
698	'select' => _x( 'Select', 'noun', 'secure-custom-fields' ),
699	),
700	),
701	)
702	);
703
704	acf_render_field_setting(
705	$field,
706	array(
707	'label' => __( 'Allow Null', 'secure-custom-fields' ),
708	'instructions' => '',
709	'name' => 'allow_null',
710	'type' => 'true_false',
711	'ui' => 1,
712	'conditions' => array(
713	'field' => 'field_type',
714	'operator' => '!=',
715	'value' => 'checkbox',
716	),
717	)
718	);
719	}
720
721	/**
722	* Renders the field settings used in the "Advanced" tab.
723	*
724	* @since ACF 6.2
725	*
726	* @param array $field The field settings array.
727	* @return void
728	*/
729	public function render_field_advanced_settings( $field ) {
730	acf_render_bidirectional_field_settings( $field );
731	}
732
733	/**
734	* Filters choices in taxonomy conditions.
735	*
736	* @since ACF 6.3
737	*
738	* @param array $choices The selected choice.
739	* @param array $conditional_field The conditional field settings object.
740	* @param string $rule_value The rule value.
741	* @return mixed
742	*/
743	public function render_field_taxonomy_conditional_choices( $choices, $conditional_field, $rule_value ) {
744	if ( is_array( $conditional_field ) && $conditional_field['type'] === 'taxonomy' ) {
745	if ( ! empty( $rule_value ) ) {
746	$term = get_term( $rule_value );
747	$choices = array( $rule_value => $term->name );
748	}
749	}
750	return $choices;
751	}
752
753
754	/**
755	* AJAX handler for adding Taxonomy field terms.
756	*
757	* @since ACF 5.2.3
758	*
759	* @return void
760	*/
761	public function ajax_add_term() {
762	$args = acf_request_args(
763	array(
764	'nonce' => '',
765	'field_key' => '',
766	'term_name' => '',
767	'term_parent' => '',
768	)
769	);
770
771	if ( ! acf_verify_ajax( $args['nonce'], $args['field_key'] ) ) {
772	die();
773	}
774
775	// load field
776	$field = acf_get_field( $args['field_key'] );
777	if ( ! $field ) {
778	die();
779	}
780
781	// vars
782	$taxonomy_obj = get_taxonomy( $field['taxonomy'] );
783	$taxonomy_label = $taxonomy_obj->labels->singular_name;
784
785	// validate cap
786	// note: this situation should never occur due to condition of the add new button
787	if ( ! current_user_can( $taxonomy_obj->cap->manage_terms ) ) {
788	wp_send_json_error(
789	array(
790	/* translators: %s: Taxonomy name */
791	'error' => sprintf( __( 'User unable to add new %s', 'secure-custom-fields' ), $taxonomy_label ),
792	)
793	);
794	}
795
796	// save?
797	if ( $args['term_name'] ) {
798
799	// exists
800	if ( term_exists( $args['term_name'], $field['taxonomy'], $args['term_parent'] ) ) {
801	wp_send_json_error(
802	array(
803	/* translators: %s: Taxonomy name */
804	'error' => sprintf( __( '%s already exists', 'secure-custom-fields' ), $taxonomy_label ),
805	)
806	);
807	}
808
809	// vars
810	$extra = array();
811	if ( $args['term_parent'] ) {
812	$extra['parent'] = (int) $args['term_parent'];
813	}
814
815	// insert
816	$data = wp_insert_term( $args['term_name'], $field['taxonomy'], $extra );
817
818	// error
819	if ( is_wp_error( $data ) ) {
820	wp_send_json_error(
821	array(
822	'error' => $data->get_error_message(),
823	)
824	);
825	}
826
827	// load term
828	$term = get_term( $data['term_id'] );
829
830	// prepend ancenstors count to term name
831	$prefix = '';
832	$ancestors = get_ancestors( $term->term_id, $term->taxonomy );
833	if ( ! empty( $ancestors ) ) {
834	$prefix = str_repeat( '- ', count( $ancestors ) );
835	}
836
837	// success
838	wp_send_json_success(
839	array(
840	/* translators: %s: Taxonomy name */
841	'message' => sprintf( __( '%s added', 'secure-custom-fields' ), $taxonomy_label ),
842	'term_id' => $term->term_id,
843	'term_name' => $term->name,
844	'term_label' => $prefix . $term->name,
845	'term_parent' => $term->parent,
846	)
847	);
848	}
849
850	?>
851	<form method="post">
852	<?php
853
854	acf_render_field_wrap(
855	array(
856	'label' => __( 'Name', 'secure-custom-fields' ),
857	'name' => 'term_name',
858	'type' => 'text',
859	)
860	);
861
862	if ( is_taxonomy_hierarchical( $field['taxonomy'] ) ) {
863	$choices = array();
864	$response = $this->get_ajax_query( $args );
865
866	if ( $response ) {
867	foreach ( $response['results'] as $v ) {
868	$choices[ $v['id'] ] = $v['text'];
869	}
870	}
871
872	acf_render_field_wrap(
873	array(
874	'label' => __( 'Parent', 'secure-custom-fields' ),
875	'name' => 'term_parent',
876	'type' => 'select',
877	'allow_null' => 1,
878	'ui' => 0,
879	'choices' => $choices,
880	)
881	);
882	}
883
884	?>
885	<p class="acf-submit">
886	<button class="acf-submit-button button button-primary" type="submit"><?php esc_html_e( 'Add', 'secure-custom-fields' ); ?></button>
887	</p>
888	</form><?php
889
890	// die
891	die;
892	}
893
894	/**
895	* Return the schema array for the REST API.
896	*
897	* @param array $field
898	* @return array
899	*/
900	public function get_rest_schema( array $field ) {
901	$schema = array(
902	'type' => array( 'integer', 'array', 'null' ),
903	'required' => ! empty( $field['required'] ),
904	'items' => array(
905	'type' => 'integer',
906	),
907	);
908
909	if ( empty( $field['allow_null'] ) ) {
910	$schema['minItems'] = 1;
911	}
912
913	if ( in_array( $field['field_type'], array( 'radio', 'select' ) ) ) {
914	$schema['maxItems'] = 1;
915	}
916
917	return $schema;
918	}
919
920	/**
921	* @see \acf_field::get_rest_links()
922	* @param mixed $value The raw (unformatted) field value.
923	* @param integer\|string $post_id
924	* @param array $field
925	* @return array
926	*/
927	public function get_rest_links( $value, $post_id, array $field ) {
928	$links = array();
929
930	if ( empty( $value ) ) {
931	return $links;
932	}
933
934	foreach ( (array) $value as $object_id ) {
935	$term = get_term( $object_id );
936	if ( ! $term instanceof WP_Term ) {
937	continue;
938	}
939
940	$rest_base = acf_get_object_type_rest_base( get_taxonomy( $term->taxonomy ) );
941	if ( ! $rest_base ) {
942	continue;
943	}
944
945	$links[] = array(
946	'rel' => 'acf:term',
947	'href' => rest_url( sprintf( '/wp/v2/%s/%s', $rest_base, $object_id ) ),
948	'embeddable' => true,
949	'taxonomy' => $term->taxonomy,
950	);
951	}
952
953	return $links;
954	}
955	}
956
957
958	// initialize
959	acf_register_field_type( 'acf_field_taxonomy' );
960	endif; // class_exists check
961
962	?>