wikimedia / mediawiki

		$contentObjects = [];

		$contentTexts = [];

		foreach ( $args as $k => $v ) {

			if ( $v instanceof Content ) {

				/* @var Content $v */

				$contentObjects[$k] = $v;

				$v = $v->serialize();

				$contentTexts[$k] = $v;

				$args[$k] = $v;

			}

		}

		// call the hook functions

		$ok = Hooks::run( $event, $args, $deprecatedVersion );

		$ok = Hooks::run( $event, $args, $deprecatedVersion );

		// see if the hook changed the text

		foreach ( $contentTexts as $k => $orig ) {

			/* @var Content $content */

			$modified = $args[$k];

			$content = $contentObjects[$k];

			if ( $modified !== $orig ) {

				// text was changed, create updated Content object

				$content = $content->getContentHandler()->unserializeContent( $modified );

			}

			$args[$k] = $content;

		}

		return $ok;

	}