NewDifferenceEngineHook.php
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NewDifferenceEngineHook.php
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	<?php

	namespace MediaWiki\Diff\Hook;

	use MediaWiki\Title\Title;

	/**
	* This is a hook handler interface, see docs/Hooks.md.
	* Use the hook name "NewDifferenceEngine" to register handlers implementing this interface.
	*
	* @stable to implement
	* @ingroup Hooks
	*/
	interface NewDifferenceEngineHook {
	/**
	* This hook is called when a new DifferenceEngine object is made.
	*
	* @since 1.35
	*
	* @param Title\|null $title Diff page title
	* @param int\|false\|null &$oldId Actual old ID to use in the diff
	* @param int\|false\|null &$newId Actual new Id to use in the diff (0 means current)
	* @param int $old ?old= param value from the URL
	* @param int $new ?new= param value from the URL
	* @return bool\|void True or no return value to continue or false to abort
	*/
	public function onNewDifferenceEngine( $title, &$oldId, &$newId, $old, $new );
	}