WP_oEmbed::_parse_xml( string $response_body )

Source

File: wp-includes/class-wp-oembed.php

private function _parse_xml( $response_body ) {
		if ( ! function_exists( 'libxml_disable_entity_loader' ) ) {
			return false;
		}

		if ( PHP_VERSION_ID < 80000 ) {
			// This function has been deprecated in PHP 8.0 because in libxml 2.9.0, external entity loading
			// is disabled by default, so this function is no longer needed to protect against XXE attacks.
			// phpcs:ignore PHPCompatibility.FunctionUse.RemovedFunctions.libxml_disable_entity_loaderDeprecated
			$loader = libxml_disable_entity_loader( true );
		}

		$errors = libxml_use_internal_errors( true );

		$return = $this->_parse_xml_body( $response_body );

		libxml_use_internal_errors( $errors );

		if ( PHP_VERSION_ID < 80000 && isset( $loader ) ) {
			// phpcs:ignore PHPCompatibility.FunctionUse.RemovedFunctions.libxml_disable_entity_loaderDeprecated
			libxml_disable_entity_loader( $loader );
		}

		return $return;
	}