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| <?php | |
| namespace EntitySchema\MediaWiki\Actions; | |
| use EditAction; | |
| use Html; | |
| use MediaWiki\MediaWikiServices; | |
| use MediaWiki\Revision\RevisionRecord; | |
| use PermissionsError; | |
| use ReadOnlyError; | |
| use Status; | |
| use UserBlockedError; | |
| use WebRequest; | |
| /** | |
| * @license GPL-2.0-or-later | |
| */ | |
| abstract class AbstractRestoreAction extends EditAction { | |
| public function getRestriction() { | |
| return 'edit'; | |
| } | |
| protected function getRevisionFromRequest( WebRequest $req ): Status { | |
| $restoreID = $req->getText( 'restore' ); | |
| $revStore = MediaWikiServices::getInstance()->getRevisionStore(); | |
| $revToRestore = $revStore->getRevisionById( $restoreID ); | |
| if ( $revToRestore === null || $revToRestore->isDeleted( RevisionRecord::DELETED_TEXT ) ) { | |
| return Status::newFatal( $this->msg( 'entityschema-restore-bad-revisions' ) ); | |
| } | |
| if ( $revToRestore->getPageId() !== $this->getTitle()->getArticleID() ) { | |
| return Status::newFatal( $this->msg( 'entityschema-error-wrong-page-revisions' ) ); | |
| } | |
| return Status::newGood( $revToRestore ); | |
| } | |
| /** | |
| * @throws ReadOnlyError | |
| * @throws UserBlockedError | |
| * @throws PermissionsError | |
| */ | |
| protected function checkPermissions() { | |
| if ( $this->getUser()->isBlockedFrom( $this->getTitle() ) ) { | |
| throw new UserBlockedError( $this->getUser()->getBlock() ); | |
| } | |
| if ( wfReadOnly() ) { | |
| throw new ReadOnlyError; | |
| } | |
| if ( !$this->getUser()->isAllowed( $this->getRestriction() ) ) { | |
| throw new PermissionsError( $this->getRestriction() ); | |
| } | |
| } | |
| /** | |
| * Output an error page showing the given status | |
| * | |
| * @param Status $status The status to report. | |
| */ | |
| protected function showRestoreErrorPage( Status $status ) { | |
| $this->getOutput()->prepareErrorPage( | |
| $this->msg( 'entityschema-restore-heading-failed' ), | |
| $this->msg( 'errorpagetitle' ) | |
| ); | |
| $this->getOutput()->addHTML( Html::errorBox( $status->getMessage()->parse() ) ); | |
| $this->getOutput()->returnToMain( null, $this->getTitle() ); | |
| } | |
| } |