WP_Customize_Manager::_validate_external_header_video │ public │ WP 4.7.0

Callback for validating the external_header_video value.

Ensures that the provided URL is supported.

Method of the class: WP_Customize_Manager{}

No Hooks.

Returns

Mixed.

Usage

$WP_Customize_Manager = new WP_Customize_Manager();
$WP_Customize_Manager->_validate_external_header_video( $validity, $value );
$validity(WP_Error) (required)
.
$value(mixed) (required)
.

Changelog

Since 4.7.0 Introduced.

WP_Customize_Manager::_validate_external_header_video() code WP 7.0

wp-includes/class-wp-customize-manager.php 
public function _validate_external_header_video( $validity, $value ) {
	$video = sanitize_url( $value );
	if ( $video ) {
		if ( ! preg_match( '#^https?://(?:www\.)?(?:youtube\.com/watch|youtu\.be/)#', $video ) ) {
			$validity->add( 'invalid_url', __( 'Please enter a valid YouTube URL.' ) );
		}
	}
	return $validity;
}