post_object.php at 3.3.1 · Advanced Custom Fields (ACF®)

advanced-custom-fields / core / fields / post_object.php

post_object.php

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1	<?php
2
3	class acf_Post_object extends acf_Field
4	{
5
6	/*--------------------------------------------------------------------------------------
7	*
8	* Constructor
9	*
10	* @author Elliot Condon
11	* @since 1.0.0
12	* @updated 2.2.0
13	*
14	-------------------------------------------------------------------------------------/
15
16	function __construct($parent)
17	{
18	parent::__construct($parent);
19
20	$this->name = 'post_object';
21	$this->title = __("Post Object",'acf');
22
23	}
24
25
26	/*--------------------------------------------------------------------------------------
27	*
28	* create_field
29	*
30	* @author Elliot Condon
31	* @since 2.0.5
32	* @updated 2.2.0
33	*
34	-------------------------------------------------------------------------------------/
35
36	function create_field($field)
37	{
38	// vars
39	$field['multiple'] = isset($field['multiple']) ? $field['multiple'] : false;
40	$field['post_type'] = isset($field['post_type']) ? $field['post_type'] : false;
41	//$field['meta_key'] = isset($field['meta_key']) ? $field['meta_key'] : false;
42	//$field['meta_value'] = isset($field['meta_value']) ? $field['meta_value'] : false;
43
44
45	if(!$field['post_type'] \|\| !is_array($field['post_type']) \|\| $field['post_type'][0] == "")
46	{
47	$field['post_type'] = get_post_types(array('public' => true));
48	}
49
50	// multiple select
51	$multiple = '';
52	if($field['multiple'] == '1')
53	{
54	$multiple = ' multiple="multiple" size="5" ';
55	$field['name'] .= '[]';
56	}
57
58	// html
59	echo '<select id="' . $field['name'] . '" class="' . $field['class'] . '" name="' . $field['name'] . '" ' . $multiple . ' >';
60
61	// null
62	if($field['allow_null'] == '1')
63	{
64	echo '<option value="null"> - ' . __("Select",'acf') . ' - </option>';
65	}
66
67
68	foreach($field['post_type'] as $post_type)
69	{
70	// get posts
71	$posts = false;
72
73	if(is_post_type_hierarchical($post_type))
74	{
75	// get pages
76	$posts = get_pages(array(
77	'numberposts' => -1,
78	'post_type' => $post_type,
79	'sort_column' => 'menu_order',
80	'order' => 'ASC',
81	'post_status' => array('publish', 'private', 'draft', 'inherit', 'future'),
82	'suppress_filters' => false,
83	//'meta_key' => $field['meta_key'],
84	//'meta_value' => $field['meta_value'],
85	));
86	}
87	else
88	{
89	// get posts
90	$posts = get_posts(array(
91	'numberposts' => -1,
92	'post_type' => $post_type,
93	'orderby' => 'title',
94	'order' => 'ASC',
95	'post_status' => array('publish', 'private', 'draft', 'inherit', 'future'),
96	'suppress_filters' => false,
97	//'meta_key' => $field['meta_key'],
98	//'meta_value' => $field['meta_value'],
99	));
100	}
101
102	// filter by taxonomy
103	if(in_array('all', $field['taxonomy']))
104	{
105	// leave all posts
106	}
107	else
108	{
109	if($posts)
110	{
111	foreach($posts as $k => $post)
112	{
113	if(!$this->parent->in_taxonomy($post, $field['taxonomy']))
114	{
115	unset($posts[$k]);
116	}
117	}
118	}
119	}
120
121
122	// if posts, make a group for them
123	if($posts)
124	{
125	$post_type_object = get_post_type_object($post_type);
126	$post_type_name = $post_type_object->labels->name;
127
128	echo '<optgroup label="'.$post_type_name.'">';
129
130	foreach($posts as $post)
131	{
132	$key = $post->ID;
133
134	$value = '';
135	$ancestors = get_ancestors($post->ID, $post_type);
136	if($ancestors)
137	{
138	foreach($ancestors as $a)
139	{
140	$value .= '– ';
141	}
142	}
143	$value .= get_the_title($post->ID);
144
145	// status
146	if($post->post_status == "private" \|\| $post->post_status == "draft")
147	{
148	$value .= " ($post->post_status)";
149	}
150
151
152	$selected = '';
153
154
155	if(is_array($field['value']))
156	{
157	// 2. If the value is an array (multiple select), loop through values and check if it is selected
158	if(in_array($key, $field['value']))
159	{
160	$selected = 'selected="selected"';
161	}
162	}
163	else
164	{
165	// 3. this is not a multiple select, just check normaly
166	if($key == $field['value'])
167	{
168	$selected = 'selected="selected"';
169	}
170	}
171
172
173	echo '<option value="'.$key.'" '.$selected.'>'.$value.'</option>';
174
175
176	}
177
178	echo '</optgroup>';
179
180	}// endif
181
182	}// endforeach
183
184
185	echo '</select>';
186	}
187
188
189	/*--------------------------------------------------------------------------------------
190	*
191	* create_options
192	*
193	* @author Elliot Condon
194	* @since 2.0.6
195	* @updated 2.2.0
196	*
197	-------------------------------------------------------------------------------------/
198
199	function create_options($key, $field)
200	{
201	// defaults
202	$field['post_type'] = isset($field['post_type']) ? $field['post_type'] : '';
203	$field['multiple'] = isset($field['multiple']) ? $field['multiple'] : '0';
204	$field['allow_null'] = isset($field['allow_null']) ? $field['allow_null'] : '0';
205	$field['taxonomy'] = isset($field['taxonomy']) ? $field['taxonomy'] : array('all');
206	//$field['meta_key'] = isset($field['meta_key']) ? $field['meta_key'] : '';
207	//$field['meta_value'] = isset($field['meta_value']) ? $field['meta_value'] : '';
208	?>
209	<tr class="field_option field_option_<?php echo $this->name; ?>">
210	<td class="label">
211	<label for=""><?php _e("Post Type",'acf'); ?></label>
212	</td>
213	<td>
214	<?php
215	$post_types = array('' => __("All",'acf'));
216
217	foreach (get_post_types(array('public' => true)) as $post_type ) {
218	$post_types[$post_type] = $post_type;
219	}
220
221	$this->parent->create_field(array(
222	'type' => 'select',
223	'name' => 'fields['.$key.'][post_type]',
224	'value' => $field['post_type'],
225	'choices' => $post_types,
226	'multiple' => '1',
227	));
228	?>
229	</td>
230	</tr>
231	<tr class="field_option field_option_<?php echo $this->name; ?>">
232	<td class="label">
233	<label><?php _e("Filter from Taxonomy",'acf'); ?></label>
234	</td>
235	<td>
236	<?php
237	$choices = array(
238	'' => array(
239	'all' => __("All",'acf')
240	)
241	);
242	$choices = array_merge($choices, $this->parent->get_taxonomies_for_select());
243	$this->parent->create_field(array(
244	'type' => 'select',
245	'name' => 'fields['.$key.'][taxonomy]',
246	'value' => $field['taxonomy'],
247	'choices' => $choices,
248	'optgroup' => true,
249	'multiple' => '1',
250	));
251	?>
252	</td>
253	</tr>
254	<?php /*<tr class="field_option field_option_<?php echo $this->name; ?>">
255	<td class="label">
256	<label><?php _e("Filter Posts",'acf'); ?></label>
257	<p class="description"><?php _e("Where meta_key == meta_value",'acf'); ?></p>
258	</td>
259	<td>
260	<div style="width:45%; float:left">
261	<?php
262	$this->parent->create_field(array(
263	'type' => 'text',
264	'name' => 'fields['.$key.'][meta_key]',
265	'value' => $field['meta_key'],
266	));
267	?>
268	</div>
269	<div style="width:10%; float:left; text-align:center; padding:5px 0 0;">is equal to</div>
270	<div style="width:45%; float:left">
271	<?php
272	$this->parent->create_field(array(
273	'type' => 'text',
274	'name' => 'fields['.$key.'][meta_value]',
275	'value' => $field['meta_value'],
276	));
277	?>
278	</div>
279	</td>
280	</tr>*/ ?>
281	<tr class="field_option field_option_<?php echo $this->name; ?>">
282	<td class="label">
283	<label><?php _e("Allow Null?",'acf'); ?></label>
284	</td>
285	<td>
286	<?php
287	$this->parent->create_field(array(
288	'type' => 'radio',
289	'name' => 'fields['.$key.'][allow_null]',
290	'value' => $field['allow_null'],
291	'choices' => array(
292	'1' => __("Yes",'acf'),
293	'0' => __("No",'acf'),
294	),
295	'layout' => 'horizontal',
296	));
297	?>
298	</td>
299	</tr>
300	<tr class="field_option field_option_<?php echo $this->name; ?>">
301	<td class="label">
302	<label><?php _e("Select multiple values?",'acf'); ?></label>
303	</td>
304	<td>
305	<?php
306	$this->parent->create_field(array(
307	'type' => 'radio',
308	'name' => 'fields['.$key.'][multiple]',
309	'value' => $field['multiple'],
310	'choices' => array(
311	'1' => __("Yes",'acf'),
312	'0' => __("No",'acf'),
313	),
314	'layout' => 'horizontal',
315	));
316	?>
317	</td>
318	</tr>
319	<?php
320	}
321
322
323	/*--------------------------------------------------------------------------------------
324	*
325	* get_value_for_api
326	*
327	* @author Elliot Condon
328	* @since 3.0.0
329	*
330	-------------------------------------------------------------------------------------/
331
332	function get_value_for_api($post_id, $field)
333	{
334	// get value
335	$value = parent::get_value($post_id, $field);
336
337	if(!$value)
338	{
339	return false;
340	}
341
342	if($value == 'null')
343	{
344	return false;
345	}
346
347	if(is_array($value))
348	{
349	foreach($value as $k => $v)
350	{
351	$value[$k] = get_post($v);
352	}
353	}
354	else
355	{
356	$value = get_post($value);
357	}
358
359	return $value;
360	}
361
362	}
363
364	?>