WordPress at a glance
function is not described

WP_Customize_Manager::validate_setting_values() public WP 4.6.0

Validates setting values.

Validation is skipped for unregistered settings or for values that are already null since they will be skipped anyway. Sanitization is applied to values that pass validation, and values that become null or WP_Error after sanitizing are marked invalid.

{} It's a method of the class: WP_Customize_Manager{}

Hooks from the method
Return

Array. Mapping of setting IDs to return value of validate method calls, either true or WP_Error.

Usage

$WP_Customize_Manager = new WP_Customize_Manager();
$WP_Customize_Manager->validate_setting_values( $setting_values, $options );
$setting_values(array) (required)
Mapping of setting IDs to values to validate and sanitize.
$options(array)

Options.

  • validate_existence(true|false)
    Whether a setting's existence will be checked.

  • validate_capability(true|false)
    Whether the setting capability will be checked.

Notes

  • See: WP_REST_Request::has_valid_params()
  • See: WP_Customize_Setting::validate()

Changelog

Since 4.6.0 Introduced.

Code of WP_Customize_Manager::validate_setting_values() WP 5.7.2

<?php
public function validate_setting_values( $setting_values, $options = array() ) {
	$options = wp_parse_args(
		$options,
		array(
			'validate_capability' => false,
			'validate_existence'  => false,
		)
	);

	$validities = array();
	foreach ( $setting_values as $setting_id => $unsanitized_value ) {
		$setting = $this->get_setting( $setting_id );
		if ( ! $setting ) {
			if ( $options['validate_existence'] ) {
				$validities[ $setting_id ] = new WP_Error( 'unrecognized', __( 'Setting does not exist or is unrecognized.' ) );
			}
			continue;
		}
		if ( $options['validate_capability'] && ! current_user_can( $setting->capability ) ) {
			$validity = new WP_Error( 'unauthorized', __( 'Unauthorized to modify setting due to capability.' ) );
		} else {
			if ( is_null( $unsanitized_value ) ) {
				continue;
			}
			$validity = $setting->validate( $unsanitized_value );
		}
		if ( ! is_wp_error( $validity ) ) {
			/** This filter is documented in wp-includes/class-wp-customize-setting.php */
			$late_validity = apply_filters( "customize_validate_{$setting->id}", new WP_Error(), $unsanitized_value, $setting );
			if ( is_wp_error( $late_validity ) && $late_validity->has_errors() ) {
				$validity = $late_validity;
			}
		}
		if ( ! is_wp_error( $validity ) ) {
			$value = $setting->sanitize( $unsanitized_value );
			if ( is_null( $value ) ) {
				$validity = false;
			} elseif ( is_wp_error( $value ) ) {
				$validity = $value;
			}
		}
		if ( false === $validity ) {
			$validity = new WP_Error( 'invalid_value', __( 'Invalid value.' ) );
		}
		$validities[ $setting_id ] = $validity;
	}
	return $validities;
}