wikimedia / mediawiki

			];

			unset( $info['name'], $info['class'] );

			if ( !isset( $info['type'] ) || $info['type'] !== 'submit' ) {

				throw new MWException(

					'HTMLFormFieldCloner delete field, if specified, must be of type "submit"'

				);

			}

			if ( !in_array( $class, explode( ' ', $info['cssclass'] ) ) ) {

				$info['cssclass'] .= " $class";

	 * @return string

	 */

	public function unserializeHalfParsedText( $data ) {

		if ( !isset( $data['version'] ) || $data['version'] != self::HALF_PARSED_VERSION ) {

			throw new MWException( __METHOD__ . ': invalid version' );

		}

		# First, extract the strip state.

		$texts = [ $data['text'] ];