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<?php
/**
* Definition of a single option in radio field.
*
* This should be exclusively used for accessing option properties and determining display value.
*
* @since 1.9.1
*/
class WPCF_Field_Option_Radio extends WPCF_Field_Option_Checkboxes {
/* $config difference in comparison with checkboxes field option:
* - instead of 'set_value', the value to be stored in database for selected option has the key 'value'
*/
/** @var WPCF_Field_Definition */
private $field_definition;
public function __construct( $option_id, $config, $default, $field_definition ) {
parent::__construct( $option_id, $config, $default );
$this->field_definition = $field_definition;
}
/**
* @return string Value that should be stored to database when this option is selected.
* @since 1.9.1
*/
public function get_value_to_store() {
$value = wpcf_getarr( $this->config, 'value' );
if( !is_string( $value ) ) {
return '';
}
return $value;
}
/**
* Determine value to be displayed for this option.
*
* @param bool $is_checked For which value should the output be rendered.
* @return string Display value depending on option definition and field display mode
* @since 1.9.1
*/
public function get_display_value( $is_checked = true ) {
$field_definition_array = $this->field_definition->get_definition_array();
$display_mode = wpcf_getnest( $field_definition_array, array( 'data', 'display' ), 'db' );
$display_mode = ( 'value' == $display_mode ? 'value' : 'db' );
if( 'db' == $display_mode ) {
return ( $is_checked ? $this->get_value_to_store() : '' );
} else {
if ( $is_checked ) {
return wpcf_getarr( $this->config, 'display_value' );
} else {
return '';
}
}
}
}