diff options
Diffstat (limited to 'includes/FileRevertForm.php')
| -rw-r--r-- | includes/FileRevertForm.php | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/includes/FileRevertForm.php b/includes/FileRevertForm.php deleted file mode 100644 index 47084aad..00000000 --- a/includes/FileRevertForm.php +++ /dev/null @@ -1,180 +0,0 @@ -<?php - -/** - * File reversion user interface - * - * @ingroup Media - * @author Rob Church <robchur@gmail.com> - */ -class FileRevertForm { - - protected $title = null; - protected $file = null; - protected $archiveName = ''; - protected $timestamp = false; - protected $oldFile; - - /** - * Constructor - * - * @param $file File we're reverting - */ - public function __construct( $file ) { - $this->title = $file->getTitle(); - $this->file = $file; - } - - /** - * Fulfil the request; shows the form or reverts the file, - * pending authentication, confirmation, etc. - */ - public function execute() { - global $wgOut, $wgRequest, $wgUser, $wgLang; - $this->setHeaders(); - - if( wfReadOnly() ) { - $wgOut->readOnlyPage(); - return; - } elseif( !$wgUser->isLoggedIn() ) { - $wgOut->showErrorPage( 'uploadnologin', 'uploadnologintext' ); - return; - } elseif( !$this->title->userCan( 'edit' ) || !$this->title->userCan( 'upload' ) ) { - // The standard read-only thing doesn't make a whole lot of sense - // here; surely it should show the image or something? -- RC - $article = new Article( $this->title ); - $wgOut->readOnlyPage( $article->getContent(), true ); - return; - } elseif( $wgUser->isBlocked() ) { - $wgOut->blockedPage(); - return; - } - - $this->archiveName = $wgRequest->getText( 'oldimage' ); - $token = $wgRequest->getText( 'wpEditToken' ); - if( !$this->isValidOldSpec() ) { - $wgOut->showUnexpectedValueError( 'oldimage', htmlspecialchars( $this->archiveName ) ); - return; - } - - if( !$this->haveOldVersion() ) { - $wgOut->addHTML( wfMsgExt( 'filerevert-badversion', 'parse' ) ); - $wgOut->returnToMain( false, $this->title ); - return; - } - - // Perform the reversion if appropriate - if( $wgRequest->wasPosted() && $wgUser->matchEditToken( $token, $this->archiveName ) ) { - $source = $this->file->getArchiveVirtualUrl( $this->archiveName ); - $comment = $wgRequest->getText( 'wpComment' ); - // TODO: Preserve file properties from database instead of reloading from file - $status = $this->file->upload( $source, $comment, $comment ); - if( $status->isGood() ) { - $wgOut->addHTML( wfMsgExt( 'filerevert-success', 'parse', $this->title->getText(), - $wgLang->date( $this->getTimestamp(), true ), - $wgLang->time( $this->getTimestamp(), true ), - wfExpandUrl( $this->file->getArchiveUrl( $this->archiveName ) ) ) ); - $wgOut->returnToMain( false, $this->title ); - } else { - $wgOut->addWikiText( $status->getWikiText() ); - } - return; - } - - // Show the form - $this->showForm(); - } - - /** - * Show the confirmation form - */ - protected function showForm() { - global $wgOut, $wgUser, $wgLang, $wgContLang; - $timestamp = $this->getTimestamp(); - - $form = Xml::openElement( 'form', array( 'method' => 'post', 'action' => $this->getAction() ) ); - $form .= Html::hidden( 'wpEditToken', $wgUser->editToken( $this->archiveName ) ); - $form .= '<fieldset><legend>' . wfMsgHtml( 'filerevert-legend' ) . '</legend>'; - $form .= wfMsgExt( 'filerevert-intro', 'parse', $this->title->getText(), - $wgLang->date( $timestamp, true ), $wgLang->time( $timestamp, true ), - wfExpandUrl( $this->file->getArchiveUrl( $this->archiveName ) ) ); - $form .= '<p>' . Xml::inputLabel( wfMsg( 'filerevert-comment' ), 'wpComment', 'wpComment', - 60, wfMsgForContent( 'filerevert-defaultcomment', - $wgContLang->date( $timestamp, false, false ), $wgContLang->time( $timestamp, false, false ) ) ) . '</p>'; - $form .= '<p>' . Xml::submitButton( wfMsg( 'filerevert-submit' ) ) . '</p>'; - $form .= '</fieldset>'; - $form .= '</form>'; - - $wgOut->addHTML( $form ); - } - - /** - * Set headers, titles and other bits - */ - protected function setHeaders() { - global $wgOut, $wgUser; - $wgOut->setPageTitle( wfMsg( 'filerevert', $this->title->getText() ) ); - $wgOut->setRobotPolicy( 'noindex,nofollow' ); - $wgOut->setSubtitle( wfMsg( - 'filerevert-backlink', - $wgUser->getSkin()->link( - $this->title, - null, - array(), - array(), - array( 'known', 'noclasses' ) - ) - ) ); - } - - /** - * Is the provided `oldimage` value valid? - * - * @return bool - */ - protected function isValidOldSpec() { - return strlen( $this->archiveName ) >= 16 - && strpos( $this->archiveName, '/' ) === false - && strpos( $this->archiveName, '\\' ) === false; - } - - /** - * Does the provided `oldimage` value correspond - * to an existing, local, old version of this file? - * - * @return bool - */ - protected function haveOldVersion() { - return $this->getOldFile()->exists(); - } - - /** - * Prepare the form action - * - * @return string - */ - protected function getAction() { - $q = array(); - $q[] = 'action=revert'; - $q[] = 'oldimage=' . urlencode( $this->archiveName ); - return $this->title->getLocalUrl( implode( '&', $q ) ); - } - - /** - * Extract the timestamp of the old version - * - * @return string - */ - protected function getTimestamp() { - if( $this->timestamp === false ) { - $this->timestamp = $this->getOldFile()->getTimestamp(); - } - return $this->timestamp; - } - - protected function getOldFile() { - if ( !isset( $this->oldFile ) ) { - $this->oldFile = RepoGroup::singleton()->getLocalRepo()->newFromArchiveName( $this->title, $this->archiveName ); - } - return $this->oldFile; - } -} |