Sanitizes the widget form values as they are saved.
Description
See also
Parameters
$new_instancearrayrequired- Values just sent to be saved.
$old_instancearrayrequired- Previously saved values from database.
Source
public function update( $new_instance, $old_instance ) { $schema = $this->get_instance_schema(); foreach ( $schema as $field => $field_schema ) { if ( ! array_key_exists( $field, $new_instance ) ) { continue; } $value = $new_instance[ $field ]; /* * Workaround for rest_validate_value_from_schema() due to the fact that * rest_is_boolean( '' ) === false, while rest_is_boolean( '1' ) is true. */ if ( 'boolean' === $field_schema['type'] && '' === $value ) { $value = false; } if ( true !== rest_validate_value_from_schema( $value, $field_schema, $field ) ) { continue; } $value = rest_sanitize_value_from_schema( $value, $field_schema ); // @codeCoverageIgnoreStart if ( is_wp_error( $value ) ) { continue; // Handle case when rest_sanitize_value_from_schema() ever returns WP_Error as its phpdoc @return tag indicates. } // @codeCoverageIgnoreEnd if ( isset( $field_schema['sanitize_callback'] ) ) { $value = call_user_func( $field_schema['sanitize_callback'], $value ); } if ( is_wp_error( $value ) ) { continue; } $old_instance[ $field ] = $value; } return $old_instance; }
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