1: <?php
 2: 
 3: class Sidecar_Form_Settings extends Sidecar_Settings_Base {
 4: 
 5:   /**
 6:    * @var array List of names for required fields.
 7:    */
 8:   private $_required_fields = array();
 9: 
10:   /**
11:    * Register a setting
12:    * @param string $setting_name
13:    * @param bool|mixed $value
14:    */
15:   function register_setting( $setting_name, $value = false ) {
16:     if ( ! $this->offsetExists( $setting_name ) )
17:       $this->offsetSet( $setting_name, $value );
18:   }
19: 
20:   /**
21:    * @return array
22:    */
23:   function get_empty_field_values() {
24:     return array_fill_keys( array_keys( (array)$this ), false );
25:   }
26: 
27:   /**
28:    * Set the list of required settings names for this form.
29:    * @param bool|array $required_fields
30:    */
31:   function set_required_fields( $required_fields = false ) {
32:     $this->_required_fields = $required_fields;
33:   }
34: 
35:   /**
36:    * @return bool
37:    */
38:   function has_required_fields() {
39:     $has_required_fields = true;
40:     /** @var Sidecar_Form $form */
41:     foreach( $this->_required_fields as $setting_name ) {
42:       if ( ! $this[$setting_name] ) {
43:         $has_required_fields = false;
44:         break;
45:       }
46:     }
47:     return $has_required_fields;
48:   }
49: 
50: 
51: }
52: