1: <?php
 2: 
 3: /**
 4:  * HTML radio buttons property that can handle one or
 5:  * more radio buttons.
 6:  */
 7: class Papi_Property_Radio extends Papi_Property {
 8: 
 9:     /**
10:      * Format the value of the property before it's returned
11:      * to WordPress admin or the site.
12:      *
13:      * @param  mixed  $value
14:      * @param  string $slug
15:      * @param  int    $post_id
16:      *
17:      * @return mixed
18:      */
19:     public function format_value( $value, $slug, $post_id ) {
20:         return papi_cast_string_value( $value );
21:     }
22: 
23:     /**
24:      * Get default settings.
25:      *
26:      * @return array
27:      */
28:     public function get_default_settings() {
29:         return [
30:             'items'    => [],
31:             'selected' => ''
32:         ];
33:     }
34: 
35:     /**
36:      * Render property html.
37:      */
38:     public function html() {
39:         $settings = $this->get_settings();
40:         $value    = papi_cast_string_value( $this->get_value() );
41: 
42:         // Override selected setting with
43:         // database value if not null.
44:         if ( ! papi_is_empty( $value ) ) {
45:             $settings->selected = $value;
46:         }
47: 
48:         foreach ( $settings->items as $key => $value ) {
49:             $key = is_numeric( $key ) ? $value : $key;
50: 
51:             papi_render_html_tag( 'label', [
52:                 'class' => 'light',
53:                 'for'   => $this->html_id( $key ),
54: 
55:                 papi_render_html_tag( 'input', [
56:                     'id'      => $this->html_id( $key ),
57:                     'name'    => $this->html_name(),
58:                     'type'    => 'radio',
59:                     'checked' => $value === $settings->selected ? 'checked' : null,
60:                     'value'   => $value
61:                 ] ),
62: 
63:                 papi_convert_to_string( $key )
64:             ] );
65: 
66:             papi_render_html_tag( 'br' );
67:         }
68:     }
69: }
70: