local-meta.php — Advanced Custom Fields: Extended 0.9.2.7

acf-extended / includes / local-meta.php

acf-extended / includes Last commit date

local-meta.php

317 lines

1	<?php
2
3	if(!defined('ABSPATH')){
4	exit;
5	}
6
7	if(!class_exists('ACFE_Local_Meta')):
8
9	class ACFE_Local_Meta{
10
11	// vars
12	var $meta = array();
13	var $curr_id = array();
14	var $main_id = array();
15
16	/**
17	* construct
18	*/
19	function __construct(){
20
21	// Filters
22	add_filter('acf/pre_load_post_id', array($this, 'pre_load_post_id'), 1, 2);
23	add_filter('acf/pre_load_meta', array($this, 'pre_load_meta'), 1, 2);
24	add_filter('acf/pre_load_metadata', array($this, 'pre_load_metadata'), 1, 4);
25
26	}
27
28
29	/**
30	* add
31	*
32	* @param $meta
33	* @param $post_id
34	* @param $is_main
35	*
36	* @return array\|mixed
37	*/
38	function add($meta = array(), $post_id = 0, $is_main = false){
39
40	// Capture meta
41	if($this->is_request($meta)){
42	$meta = $this->capture($meta, $post_id);
43	}
44
45	// Add to storage
46	$this->meta[$post_id] = $meta;
47
48	// Add to current ID
49	$this->curr_id[] = $post_id;
50
51	// Add to main ID
52	if($is_main){
53	$this->main_id[] = $post_id;
54	}
55
56	// Return meta.
57	return $meta;
58
59	}
60
61
62	/**
63	* remove
64	*/
65	function remove(){
66
67	// unset meta
68	unset($this->meta[end($this->curr_id)]);
69
70	// reset main id
71	if(end($this->curr_id) === end($this->main_id)){
72
73	// remove last value of main id
74	array_pop($this->main_id);
75
76	}
77
78	// remove last value of current id
79	array_pop($this->curr_id);
80
81	}
82
83	/**
84	* pre_load_post_id
85	*
86	* acf/pre_load_post_id:1
87	*
88	* @param $null
89	* @param $post_id
90	*
91	* @return false\|mixed
92	*/
93	function pre_load_post_id($null, $post_id){
94
95	if(!$post_id && $this->main_id && end($this->curr_id) === end($this->main_id)){
96	return end($this->main_id);
97	}
98
99	return $null;
100
101	}
102
103
104	/**
105	* is_request
106	*
107	* @param $meta
108	*
109	* @return bool
110	*/
111	function is_request($meta = array()){
112	return acf_is_field_key(key($meta));
113	}
114
115
116	/**
117	* capture
118	*
119	* @param $values
120	* @param $post_id
121	*
122	* @return array
123	*/
124	function capture($values = array(), $post_id = 0){
125
126	// Reset meta.
127	$this->meta[ $post_id ] = array();
128
129	// Listen for any added meta.
130	add_filter('acf/pre_update_metadata', array($this, 'capture_update_metadata'), 1, 5);
131
132	// Simulate update.
133	if($values){
134
135	// Get hook variations
136	$hook = acf_get_store('hook-variations')->get('acf/update_value');
137
138	// Clone Hook
139	$_hook = $hook;
140	unset($_hook['variations'][1]); // unset name
141	unset($_hook['variations'][2]); // unset key
142
143	// Update hook variations
144	acf_get_store('hook-variations')->set('acf/update_value', $_hook);
145
146	// update values
147	acf_update_values($values, $post_id);
148
149	// Reset hook variations back to default
150	acf_get_store('hook-variations')->set('acf/update_value', $hook);
151
152	}
153
154	// Remove listener filter.
155	remove_filter('acf/pre_update_metadata', array($this, 'capture_update_metadata'), 1);
156
157	// Return meta.
158	return $this->meta[ $post_id ];
159
160	}
161
162
163	/**
164	* capture_update_metadata
165	*
166	* acf/pre_update_metadata:1
167	*
168	* @param $null
169	* @param $post_id
170	* @param $name
171	* @param $value
172	* @param $hidden
173	*
174	* @return bool
175	*/
176	function capture_update_metadata($null, $post_id, $name, $value, $hidden){
177
178	$name = ($hidden ? '_' : '') . $name;
179	$this->meta[ $post_id ][ $name ] = $value;
180
181	// Return non null value to escape update process.
182	return true;
183
184	}
185
186
187	/**
188	* pre_load_meta
189	*
190	* acf/pre_load_meta:1
191	*
192	* @param $null
193	* @param $post_id
194	*
195	* @return mixed
196	*/
197	function pre_load_meta($null, $post_id){
198
199	if(isset($this->meta[ $post_id ])){
200	return $this->meta[ $post_id ];
201	}
202
203	return $null;
204
205	}
206
207
208	/**
209	* pre_load_metadata
210	*
211	* acf/pre_load_metadata:1
212	*
213	* @param $null
214	* @param $post_id
215	* @param $name
216	* @param $hidden
217	*
218	* @return mixed\|string
219	*/
220	function pre_load_metadata($null, $post_id, $name, $hidden){
221
222	$name = ($hidden ? '_' : '') . $name;
223
224	if(isset($this->meta[ $post_id ])){
225
226	if(isset($this->meta[ $post_id ][ $name ])){
227	return $this->meta[ $post_id ][ $name ];
228	}
229	return '__return_null';
230
231	}
232
233	return $null;
234
235	}
236
237	}
238
239	endif;
240
241
242	/**
243	* acfe_setup_meta
244	*
245	* @param $meta
246	* @param $post_id
247	* @param $is_main
248	*
249	* @return mixed
250	*/
251	function acfe_setup_meta($meta = array(), $post_id = 0, $is_main = false){
252	return acf_get_instance('ACFE_Local_Meta')->add($meta, $post_id, $is_main);
253	}
254
255
256	/**
257	* acfe_reset_meta
258	*
259	* @return mixed
260	*/
261	function acfe_reset_meta(){
262	return acf_get_instance('ACFE_Local_Meta')->remove();
263	}
264
265
266	/**
267	* acfe_get_local_post_ids
268	* @return array
269	*/
270	function acfe_get_local_post_ids(){
271
272	$post_ids = array();
273
274	// ACF local meta
275	$acf_meta = acf_get_instance('ACF_Local_Meta')->meta;
276	$post_ids = array_merge($post_ids, array_keys($acf_meta));
277
278	// ACFE local meta
279	$acfe_meta = acf_get_instance('ACFE_Local_Meta')->meta;
280	$post_ids = array_merge($post_ids, array_keys($acfe_meta));
281
282	return array_unique($post_ids);
283
284	}
285
286
287	/**
288	* acfe_get_local_post_id
289	* @return false\|mixed
290	*/
291	function acfe_get_local_post_id(){
292
293	$post_ids = acfe_get_local_post_ids();
294	return end($post_ids);
295
296	}
297
298
299	/**
300	* acfe_is_local_post_id
301	*
302	* @param $post_id
303	*
304	* @return bool
305	*/
306	function acfe_is_local_post_id($post_id){
307	return in_array($post_id, acfe_get_local_post_ids());
308	}
309
310
311	/**
312	* acfe_is_local_meta
313	* @return bool
314	*/
315	function acfe_is_local_meta(){
316	return !empty(acfe_get_local_post_ids());
317	}