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

checkbox.php in Advanced Custom Fields (ACF®) 2.0.3, at core/fields/checkbox.php

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1	<?php
2
3	class acf_Checkbox
4	{
5	var $name;
6	var $title;
7
8	function acf_Checkbox()
9	{
10	$this->name = 'checkbox';
11	$this->title = __('Checkbox','acf');
12	}
13
14	function html($field)
15	{
16	if(empty($field->value))
17	{
18	$field->value = array();
19	}
20
21	echo '<ul class="checkbox_list '.$field->input_class.'">';
22	// loop through values and add them as options
23
24	$name_extra = '[]';
25	if(count($field->options['choices']) <= 1)
26	{
27	$name_extra = '';
28	}
29
30	foreach($field->options['choices'] as $key => $value)
31	{
32	$selected = '';
33	if(in_array($key, $field->value))
34	{
35	$selected = 'checked="yes"';
36	}
37	echo '<li><input type="checkbox" class="'.$field->input_class.'" name="'.$field->input_name.$name_extra.'" value="'.$key.'" '.$selected.' />'.$value.'</li>';
38	}
39	echo '</ul>';
40
41	}
42
43
44	/*---------------------------------------------------------------------------------------------
45	* Options HTML
46	* - called from fields_meta_box.php
47	* - displays options in html format
48	*
49	* @author Elliot Condon
50	* @since 1.1
51	*
52	---------------------------------------------------------------------------------------------*/
53	function options_html($key, $options)
54	{
55	// implode checkboxes so they work in a textarea
56	if(isset($options['choices']) && is_array($options['choices']))
57	{
58	foreach($options['choices'] as $choice_key => $choice_val)
59	{
60	$options['choices'][$choice_key] = $choice_key.' : '.$choice_val;
61	}
62	$options['choices'] = implode("\n", $options['choices']);
63	}
64	else
65	{
66	$options['choices'] = "";
67	}
68
69	?>
70
71
72	<tr class="field_option field_option_checkbox">
73	<td class="label">
74	<label for=""><?php _e("Choices",'acf'); ?></label>
75	<p class="description"><?php _e("Enter your choices one per line<br />
76	<br />
77	Red<br />
78	Blue<br />
79	<br />
80	or<br />
81	<br />
82	red : Red<br />
83	blue : Blue",'acf'); ?></p>
84	</td>
85	<td>
86	<textarea rows="5" name="acf[fields][<?php echo $key; ?>][options][choices]" id=""><?php echo $options['choices']; ?></textarea>
87	</td>
88	</tr>
89
90
91	<?php
92	}
93
94
95
96	/*---------------------------------------------------------------------------------------------
97	* Format Options
98	* - this is called from save_field.php, this function formats the options into a savable format
99	*
100	* @author Elliot Condon
101	* @since 1.1
102	*
103	---------------------------------------------------------------------------------------------*/
104	function format_options($options)
105	{
106	// if no choices, dont do anything
107	if($options['choices'] == '')
108	{
109	return $options;
110	}
111
112
113	// explode choices from each line
114	if(strpos($options['choices'], "\n") !== false)
115	{
116	// found multiple lines, explode it
117	$choices = explode("\n", $options['choices']);
118	}
119	else
120	{
121	// no multiple lines!
122	$choices = array($options['choices']);
123	}
124
125
126
127	$new_choices = array();
128	foreach($choices as $choice)
129	{
130	if(strpos($choice, ' : ') !== false)
131	{
132
133	$choice = explode(' : ', $choice);
134	$new_choices[trim($choice[0])] = trim($choice[1]);
135	}
136	else
137	{
138	$new_choices[trim($choice)] = trim($choice);
139	}
140	}
141
142
143	// return array containing all choices
144	$options['choices'] = $new_choices;
145
146	return $options;
147	}
148
149
150	/*---------------------------------------------------------------------------------------------
151	* Format Value
152	* - this is called from api.php
153	*
154	* @author Elliot Condon
155	* @since 1.1
156	*
157	---------------------------------------------------------------------------------------------*/
158	function format_value_for_api($value)
159	{
160	if(is_array(unserialize($value)))
161	{
162	return(unserialize($value));
163	}
164	}
165
166	/*---------------------------------------------------------------------------------------------
167	* Format Value for input
168	* - this is called from acf.php
169	*
170	* @author Elliot Condon
171	* @since 1.1
172	*
173	---------------------------------------------------------------------------------------------*/
174	function format_value_for_input($value)
175	{
176	return $this->format_value_for_api($value);
177	}
178	}
179
180	?>