diff options
Diffstat (limited to 'includes/SpecialMergeHistory.php')
| -rw-r--r-- | includes/SpecialMergeHistory.php | 423 |
1 files changed, 0 insertions, 423 deletions
diff --git a/includes/SpecialMergeHistory.php b/includes/SpecialMergeHistory.php deleted file mode 100644 index c7f42fe9..00000000 --- a/includes/SpecialMergeHistory.php +++ /dev/null @@ -1,423 +0,0 @@ -<?php - -/** - * Special page allowing users with the appropriate permissions to - * merge article histories, with some restrictions - * - * @addtogroup SpecialPage - */ - -/** - * Constructor - */ -function wfSpecialMergehistory( $par ) { - global $wgRequest; - - $form = new MergehistoryForm( $wgRequest, $par ); - $form->execute(); -} - -/** - * The HTML form for Special:MergeHistory, which allows users with the appropriate - * permissions to view and restore deleted content. - * @addtogroup SpecialPage - */ -class MergehistoryForm { - var $mAction, $mTarget, $mDest, $mTimestamp, $mTargetID, $mDestID, $mComment; - var $mTargetObj, $mDestObj; - - function MergehistoryForm( $request, $par = "" ) { - global $wgUser; - - $this->mAction = $request->getVal( 'action' ); - $this->mTarget = $request->getVal( 'target' ); - $this->mDest = $request->getVal( 'dest' ); - $this->mSubmitted = $request->getBool( 'submitted' ); - - $this->mTargetID = intval( $request->getVal( 'targetID' ) ); - $this->mDestID = intval( $request->getVal( 'destID' ) ); - $this->mTimestamp = $request->getVal( 'mergepoint' ); - if( !preg_match("/[0-9]{14}/",$this->mTimestamp) ) { - $this->mTimestamp = ''; - } - $this->mComment = $request->getText( 'wpComment' ); - - $this->mMerge = $request->wasPosted() && $wgUser->matchEditToken( $request->getVal( 'wpEditToken' ) ); - // target page - if( $this->mSubmitted ) { - $this->mTargetObj = Title::newFromURL( $this->mTarget ); - $this->mDestObj = Title::newFromURL( $this->mDest ); - } else { - $this->mTargetObj = null; - $this->mDestObj = null; - } - - $this->preCacheMessages(); - } - - /** - * As we use the same small set of messages in various methods and that - * they are called often, we call them once and save them in $this->message - */ - function preCacheMessages() { - // Precache various messages - if( !isset( $this->message ) ) { - $this->message['last'] = wfMsgExt( 'last', array( 'escape') ); - } - } - - function execute() { - global $wgOut, $wgUser; - - $wgOut->setPagetitle( wfMsgHtml( "mergehistory" ) ); - - if( $this->mTargetID && $this->mDestID && $this->mAction=="submit" && $this->mMerge ) { - return $this->merge(); - } - - if ( !$this->mSubmitted ) { - $this->showMergeForm(); - return; - } - - $errors = array(); - if ( !$this->mTargetObj instanceof Title ) { - $errors[] = wfMsgExt( 'mergehistory-invalid-source', array( 'parse' ) ); - } elseif( !$this->mTargetObj->exists() ) { - $errors[] = wfMsgExt( 'mergehistory-no-source', array( 'parse' ), - wfEscapeWikiText( $this->mTargetObj->getPrefixedText() ) - ); - } - - if ( !$this->mDestObj instanceof Title) { - $errors[] = wfMsgExt( 'mergehistory-invalid-destination', array( 'parse' ) ); - } elseif( !$this->mDestObj->exists() ) { - $errors[] = wfMsgExt( 'mergehistory-no-destination', array( 'parse' ), - wfEscapeWikiText( $this->mDestObj->getPrefixedText() ) - ); - } - - // TODO: warn about target = dest? - - if ( count( $errors ) ) { - $this->showMergeForm(); - $wgOut->addHTML( implode( "\n", $errors ) ); - } else { - $this->showHistory(); - } - - } - - function showMergeForm() { - global $wgOut, $wgScript; - - $wgOut->addWikiMsg( 'mergehistory-header' ); - - $wgOut->addHtml( - Xml::openElement( 'form', array( - 'method' => 'get', - 'action' => $wgScript ) ) . - '<fieldset>' . - Xml::element( 'legend', array(), - wfMsg( 'mergehistory-box' ) ) . - Xml::hidden( 'title', - SpecialPage::getTitleFor( 'Mergehistory' )->getPrefixedDbKey() ) . - Xml::hidden( 'submitted', '1' ) . - Xml::hidden( 'mergepoint', $this->mTimestamp ) . - Xml::openElement( 'table' ) . - "<tr> - <td>".Xml::label( wfMsg( 'mergehistory-from' ), 'target' )."</td> - <td>".Xml::input( 'target', 30, $this->mTarget, array('id'=>'target') )."</td> - </tr><tr> - <td>".Xml::label( wfMsg( 'mergehistory-into' ), 'dest' )."</td> - <td>".Xml::input( 'dest', 30, $this->mDest, array('id'=>'dest') )."</td> - </tr><tr><td>" . - Xml::submitButton( wfMsg( 'mergehistory-go' ) ) . - "</td></tr>" . - Xml::closeElement( 'table' ) . - '</fieldset>' . - '</form>' ); - } - - private function showHistory() { - global $wgLang, $wgContLang, $wgUser, $wgOut; - - $this->sk = $wgUser->getSkin(); - - $wgOut->setPagetitle( wfMsg( "mergehistory" ) ); - - $this->showMergeForm(); - - # List all stored revisions - $revisions = new MergeHistoryPager( $this, array(), $this->mTargetObj, $this->mDestObj ); - $haveRevisions = $revisions && $revisions->getNumRows() > 0; - - $titleObj = SpecialPage::getTitleFor( "Mergehistory" ); - $action = $titleObj->getLocalURL( "action=submit" ); - # Start the form here - $top = Xml::openElement( 'form', array( 'method' => 'post', 'action' => $action, 'id' => 'merge' ) ); - $wgOut->addHtml( $top ); - - if( $haveRevisions ) { - # Format the user-visible controls (comment field, submission button) - # in a nice little table - $align = $wgContLang->isRtl() ? 'left' : 'right'; - $table = - Xml::openElement( 'fieldset' ) . - Xml::openElement( 'table' ) . - "<tr> - <td colspan='2'>" . - wfMsgExt( 'mergehistory-merge', array('parseinline'), - $this->mTargetObj->getPrefixedText(), $this->mDestObj->getPrefixedText() ) . - "</td> - </tr> - <tr> - <td align='$align'>" . - Xml::label( wfMsg( 'undeletecomment' ), 'wpComment' ) . - "</td> - <td>" . - Xml::input( 'wpComment', 50, $this->mComment ) . - "</td> - </tr> - <tr> - <td> </td> - <td>" . - Xml::submitButton( wfMsg( 'mergehistory-submit' ), array( 'name' => 'merge', 'id' => 'mw-merge-submit' ) ) . - "</td> - </tr>" . - Xml::closeElement( 'table' ) . - Xml::closeElement( 'fieldset' ); - - $wgOut->addHtml( $table ); - } - - $wgOut->addHTML( "<h2 id=\"mw-mergehistory\">" . wfMsgHtml( "mergehistory-list" ) . "</h2>\n" ); - - if( $haveRevisions ) { - $wgOut->addHTML( $revisions->getNavigationBar() ); - $wgOut->addHTML( "<ul>" ); - $wgOut->addHTML( $revisions->getBody() ); - $wgOut->addHTML( "</ul>" ); - $wgOut->addHTML( $revisions->getNavigationBar() ); - } else { - $wgOut->addWikiMsg( "mergehistory-empty" ); - } - - # Show relevant lines from the deletion log: - $wgOut->addHTML( "<h2>" . htmlspecialchars( LogPage::logName( 'merge' ) ) . "</h2>\n" ); - $logViewer = new LogViewer( - new LogReader( - new FauxRequest( - array( 'page' => $this->mTargetObj->getPrefixedText(), - 'type' => 'merge' ) ) ) ); - $logViewer->showList( $wgOut ); - - # Slip in the hidden controls here - # When we submit, go by page ID to avoid some nasty but unlikely collisions. - # Such would happen if a page was renamed after the form loaded, but before submit - $misc = Xml::hidden( 'targetID', $this->mTargetObj->getArticleID() ); - $misc .= Xml::hidden( 'destID', $this->mDestObj->getArticleID() ); - $misc .= Xml::hidden( 'target', $this->mTarget ); - $misc .= Xml::hidden( 'dest', $this->mDest ); - $misc .= Xml::hidden( 'wpEditToken', $wgUser->editToken() ); - $misc .= Xml::closeElement( 'form' ); - $wgOut->addHtml( $misc ); - - return true; - } - - function formatRevisionRow( $row ) { - global $wgUser, $wgLang; - - $rev = new Revision( $row ); - - $stxt = ''; - $last = $this->message['last']; - - $ts = wfTimestamp( TS_MW, $row->rev_timestamp ); - $checkBox = wfRadio( "mergepoint", $ts, false ); - - $pageLink = $this->sk->makeKnownLinkObj( $rev->getTitle(), - htmlspecialchars( $wgLang->timeanddate( $ts ) ), 'oldid=' . $rev->getID() ); - if( $rev->isDeleted( Revision::DELETED_TEXT ) ) { - $pageLink = '<span class="history-deleted">' . $pageLink . '</span>'; - } - - # Last link - if( !$rev->userCan( Revision::DELETED_TEXT ) ) - $last = $this->message['last']; - else if( isset($this->prevId[$row->rev_id]) ) - $last = $this->sk->makeKnownLinkObj( $rev->getTitle(), $this->message['last'], - "&diff=" . $row->rev_id . "&oldid=" . $this->prevId[$row->rev_id] ); - - $userLink = $this->sk->revUserTools( $rev ); - - if(!is_null($size = $row->rev_len)) { - if($size == 0) - $stxt = wfMsgHtml('historyempty'); - else - $stxt = wfMsgHtml('historysize', $wgLang->formatNum( $size ) ); - } - $comment = $this->sk->revComment( $rev ); - - return "<li>$checkBox ($last) $pageLink . . $userLink $stxt $comment</li>"; - } - - /** - * Fetch revision text link if it's available to all users - * @return string - */ - function getPageLink( $row, $titleObj, $ts, $target ) { - global $wgLang; - - if( !$this->userCan($row, Revision::DELETED_TEXT) ) { - return '<span class="history-deleted">' . $wgLang->timeanddate( $ts, true ) . '</span>'; - } else { - $link = $this->sk->makeKnownLinkObj( $titleObj, - $wgLang->timeanddate( $ts, true ), "target=$target×tamp=$ts" ); - if( $this->isDeleted($row, Revision::DELETED_TEXT) ) - $link = '<span class="history-deleted">' . $link . '</span>'; - return $link; - } - } - - function merge() { - global $wgOut, $wgUser; - # Get the titles directly from the IDs, in case the target page params - # were spoofed. The queries are done based on the IDs, so it's best to - # keep it consistent... - $targetTitle = Title::newFromID( $this->mTargetID ); - $destTitle = Title::newFromID( $this->mDestID ); - if( is_null($targetTitle) || is_null($destTitle) ) - return false; // validate these - if( $targetTitle->getArticleID() == $destTitle->getArticleId() ) - return false; - # Verify that this timestamp is valid - # Must be older than the destination page - $dbw = wfGetDB( DB_MASTER ); - # Get timestamp into DB format - $this->mTimestamp = $this->mTimestamp ? $dbw->timestamp($this->mTimestamp) : ''; - - $maxtimestamp = $dbw->selectField( 'revision', 'MIN(rev_timestamp)', - array('rev_page' => $this->mDestID ), - __METHOD__ ); - # Destination page must exist with revisions - if( !$maxtimestamp ) { - $wgOut->addWikiMsg('mergehistory-fail'); - return false; - } - # Leave the latest version no matter what - $lasttime = $dbw->selectField( array('page','revision'), - 'rev_timestamp', - array('page_id' => $this->mTargetID, 'page_latest = rev_id' ), - __METHOD__ ); - # Take the most restrictive of the twain - $maxtimestamp = ($lasttime < $maxtimestamp) ? $lasttime : $maxtimestamp; - // $this->mTimestamp must be less than $maxtimestamp - if( $this->mTimestamp >= $maxtimestamp ) { - $wgOut->addWikiMsg('mergehistory-fail'); - return false; - } - # Update the revisions - if( $this->mTimestamp ) { - $timewhere = "rev_timestamp <= {$this->mTimestamp}"; - $TimestampLimit = wfTimestamp(TS_MW,$this->mTimestamp); - } else { - $timewhere = "rev_timestamp < {$maxtimestamp}"; - $TimestampLimit = wfTimestamp(TS_MW,$maxtimestamp); - } - - $dbw->update( 'revision', - array( 'rev_page' => $this->mDestID ), - array( 'rev_page' => $this->mTargetID, - $timewhere ), - __METHOD__ ); - # Check if this did anything - if( !$count = $dbw->affectedRows() ) { - $wgOut->addWikiMsg('mergehistory-fail'); - return false; - } - # Update our logs - $log = new LogPage( 'merge' ); - $log->addEntry( 'merge', $targetTitle, $this->mComment, - array($destTitle->getPrefixedText(),$TimestampLimit) ); - - $wgOut->addHtml( wfMsgExt( 'mergehistory-success', array('parseinline'), - $targetTitle->getPrefixedText(), $destTitle->getPrefixedText(), $count ) ); - - wfRunHooks( 'ArticleMergeComplete', array( $targetTitle, $destTitle ) ); - - return true; - } -} - -class MergeHistoryPager extends ReverseChronologicalPager { - public $mForm, $mConds; - - function __construct( $form, $conds = array(), $title, $title2 ) { - $this->mForm = $form; - $this->mConds = $conds; - $this->title = $title; - $this->articleID = $title->getArticleID(); - - $dbr = wfGetDB( DB_SLAVE ); - $maxtimestamp = $dbr->selectField( 'revision', 'MIN(rev_timestamp)', - array('rev_page' => $title2->getArticleID() ), - __METHOD__ ); - $this->maxTimestamp = $maxtimestamp; - - parent::__construct(); - } - - function getStartBody() { - wfProfileIn( __METHOD__ ); - # Do a link batch query - $this->mResult->seek( 0 ); - $batch = new LinkBatch(); - # Give some pointers to make (last) links - $this->mForm->prevId = array(); - while( $row = $this->mResult->fetchObject() ) { - $batch->addObj( Title::makeTitleSafe( NS_USER, $row->rev_user_text ) ); - $batch->addObj( Title::makeTitleSafe( NS_USER_TALK, $row->rev_user_text ) ); - - $rev_id = isset($rev_id) ? $rev_id : $row->rev_id; - if( $rev_id > $row->rev_id ) - $this->mForm->prevId[$rev_id] = $row->rev_id; - else if( $rev_id < $row->rev_id ) - $this->mForm->prevId[$row->rev_id] = $rev_id; - - $rev_id = $row->rev_id; - } - - $batch->execute(); - $this->mResult->seek( 0 ); - - wfProfileOut( __METHOD__ ); - return ''; - } - - function formatRow( $row ) { - $block = new Block; - return $this->mForm->formatRevisionRow( $row ); - } - - function getQueryInfo() { - $conds = $this->mConds; - $conds['rev_page'] = $this->articleID; - $conds[] = "rev_timestamp < {$this->maxTimestamp}"; - # Skip the latest one, as that could cause problems - if( $page = $this->title->getLatestRevID() ) - $conds[] = "rev_id != {$page}"; - - return array( - 'tables' => array('revision'), - 'fields' => array( 'rev_minor_edit', 'rev_timestamp', 'rev_user', 'rev_user_text', 'rev_comment', - 'rev_id', 'rev_page', 'rev_text_id', 'rev_len', 'rev_deleted' ), - 'conds' => $conds - ); - } - - function getIndexField() { - return 'rev_timestamp'; - } -} |