field-user.php — Advanced Custom Fields: Extended 0.9.2.7

acf-extended / includes / fields / field-user.php

acf-extended / includes / fields Last commit date

field-user.php

146 lines

1	<?php
2
3	if(!defined('ABSPATH')){
4	exit;
5	}
6
7	if(!class_exists('acfe_field_user')):
8
9	class acfe_field_user extends acfe_field_extend{
10
11	/**
12	* initialize
13	*/
14	function initialize(){
15
16	$this->name = 'user';
17
18	}
19
20
21
22	/**
23	* format_front_value
24	*
25	* @param $formatted
26	* @param $unformatted
27	* @param $post_id
28	* @param $field
29	* @param $form
30	*
31	* @return string
32	*/
33	function format_front_value($formatted, $unformatted, $post_id, $field, $form){
34
35	// vars
36	$value = acfe_as_array($unformatted);
37	$array = array();
38
39	// loop values
40	foreach($value as $user_id){
41
42	// get user data
43	$user_data = get_userdata($user_id);
44
45	// validate
46	if($user_data){
47	$array[] = $user_data->user_nicename;
48	}
49
50	}
51
52	// merge
53	return implode(', ', $array);
54
55	}
56
57
58	/**
59	* validate_front_value
60	*
61	* @param $valid
62	* @param $value
63	* @param $field
64	* @param $input
65	* @param $form
66	*
67	* @return false
68	*/
69	function validate_front_value($valid, $value, $field, $input, $form){
70
71	// bail early
72	if(!$this->pre_validate_front_value($valid, $value, $field, $form)){
73	return $valid;
74	}
75
76	// vars
77	$value = acfe_as_array($value);
78
79	// loop value
80	foreach($value as $user_id){
81
82	// check value
83	if(!$this->is_value_valid($user_id, $field, $form['post_id'])){
84	return false;
85	}
86
87	}
88
89	// return
90	return $valid;
91
92	}
93
94
95	/**
96	* is_value_valid
97	*
98	* @param $user_id
99	* @param $field
100	* @param $post_id
101	*
102	* @return bool
103	*/
104	function is_value_valid($user_id, $field, $post_id){
105
106	// bail early
107	if(empty($user_id)){
108	return false;
109	}
110
111	// check user exists
112	$user_data = get_userdata($user_id);
113	if(!$user_data){
114	return false;
115	}
116
117	// vars
118	$args = array();
119
120	// role
121	if(!empty($field['role'])){
122	$args['role__in'] = acfe_as_array($field['role']);
123	}
124
125	// filter
126	// this filter might be used by developers to set specific users as choices
127	$args = apply_filters('acf/fields/user/query', $args, $field, $post_id);
128
129	// override search args
130	$args['search'] = $user_id;
131	$args['search_columns'] = array('ID');
132
133	// query users
134	$query = new WP_User_Query($args);
135	$total_users = $query->get_total();
136
137	// check total found
138	return ($total_users > 0);
139
140	}
141
142	}
143
144	acf_new_instance('acfe_field_user');
145
146	endif;