McrRestoreAction.php
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McrRestoreAction.php
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	<?php
	/**
	* Temporary action for restoring multi-content revisions
	* @file
	* @ingroup Actions
	*/

	use MediaWiki\HTMLForm\HTMLForm;

	/**
	* Temporary action for restoring multi-content revisions.
	*
	* This is intended to go away when real MCR support is added to EditPage and
	* the standard revert-by-edit behavior can be implemented there instead.
	*
	* @ingroup Actions
	* @since 1.32
	*/
	class McrRestoreAction extends McrUndoAction {

	public function getName() {
	return 'mcrrestore';
	}

	public function getDescription() {
	return '';
	}

	protected function initFromParameters() {
	$curRev = $this->getWikiPage()->getRevisionRecord();
	if ( !$curRev ) {
	throw new ErrorPageError( 'mcrundofailed', 'nopagetext' );
	}
	$this->curRev = $curRev;
	$this->cur = $this->getRequest()->getInt( 'cur', $this->curRev->getId() );

	$this->undo = $this->cur;
	$this->undoafter = $this->getRequest()->getInt( 'restore' );

	if ( $this->undo == 0 \|\| $this->undoafter == 0 ) {
	throw new ErrorPageError( 'mcrundofailed', 'mcrundo-missingparam' );
	}
	}

	protected function addStatePropagationFields( HTMLForm $form ) {
	$form->addHiddenField( 'restore', $this->undoafter );
	$form->addHiddenField( 'cur', $this->curRev->getId() );
	}

	protected function alterForm( HTMLForm $form ) {
	parent::alterForm( $form );

	$form->setWrapperLegendMsg( 'confirm-mcrrestore-title' );
	}

	}