PHP Linker::revUserTools方法代码示例

 public function onView()
 {
     // TODO: use $this->useTransactionalTimeLimit(); when POST only
     wfTransactionalTimeLimit();
     $details = null;
     $request = $this->getRequest();
     $user = $this->getUser();
     $result = $this->page->doRollback($request->getVal('from'), $request->getText('summary'), $request->getVal('token'), $request->getBool('bot'), $details, $this->getUser());
     if (in_array(array('actionthrottledtext'), $result)) {
         throw new ThrottledError();
     }
     if (isset($result[0][0]) && ($result[0][0] == 'alreadyrolled' || $result[0][0] == 'cantrollback')) {
         $this->getOutput()->setPageTitle($this->msg('rollbackfailed'));
         $errArray = $result[0];
         $errMsg = array_shift($errArray);
         $this->getOutput()->addWikiMsgArray($errMsg, $errArray);
         if (isset($details['current'])) {
             /** @var Revision $current */
             $current = $details['current'];
             if ($current->getComment() != '') {
                 $this->getOutput()->addHTML($this->msg('editcomment')->rawParams(Linker::formatComment($current->getComment()))->parse());
             }
         }
         return;
     }
     #NOTE: Permission errors already handled by Action::checkExecute.
     if ($result == array(array('readonlytext'))) {
         throw new ReadOnlyError();
     }
     #XXX: Would be nice if ErrorPageError could take multiple errors, and/or a status object.
     #     Right now, we only show the first error
     foreach ($result as $error) {
         throw new ErrorPageError('rollbackfailed', $error[0], array_slice($error, 1));
     }
     /** @var Revision $current */
     $current = $details['current'];
     $target = $details['target'];
     $newId = $details['newid'];
     $this->getOutput()->setPageTitle($this->msg('actioncomplete'));
     $this->getOutput()->setRobotPolicy('noindex,nofollow');
     $old = Linker::revUserTools($current);
     $new = Linker::revUserTools($target);
     $this->getOutput()->addHTML($this->msg('rollback-success')->rawParams($old, $new)->parseAsBlock());
     if ($user->getBoolOption('watchrollback')) {
         $user->addWatch($this->page->getTitle(), WatchedItem::IGNORE_USER_RIGHTS);
     }
     $this->getOutput()->returnToMain(false, $this->getTitle());
     if (!$request->getBool('hidediff', false) && !$this->getUser()->getBoolOption('norollbackdiff', false)) {
         $contentHandler = $current->getContentHandler();
         $de = $contentHandler->createDifferenceEngine($this->getContext(), $current->getId(), $newId, false, true);
         $de->showDiff('', '');
     }
 }

 /**
  * Generate the navigation links when browsing through an article revisions
  * It shows the information as:
  *   Revision as of \<date\>; view current revision
  *   \<- Previous version | Next Version -\>
  *
  * @param int $oldid Revision ID of this article revision
  */
 public function setOldSubtitle($oldid = 0)
 {
     if (!Hooks::run('DisplayOldSubtitle', array(&$this, &$oldid))) {
         return;
     }
     $context = $this->getContext();
     $unhide = $context->getRequest()->getInt('unhide') == 1;
     # Cascade unhide param in links for easy deletion browsing
     $extraParams = array();
     if ($unhide) {
         $extraParams['unhide'] = 1;
     }
     if ($this->mRevision && $this->mRevision->getId() === $oldid) {
         $revision = $this->mRevision;
     } else {
         $revision = Revision::newFromId($oldid);
     }
     $timestamp = $revision->getTimestamp();
     $current = $oldid == $this->mPage->getLatest();
     $language = $context->getLanguage();
     $user = $context->getUser();
     $td = $language->userTimeAndDate($timestamp, $user);
     $tddate = $language->userDate($timestamp, $user);
     $tdtime = $language->userTime($timestamp, $user);
     # Show user links if allowed to see them. If hidden, then show them only if requested...
     $userlinks = Linker::revUserTools($revision, !$unhide);
     $infomsg = $current && !$context->msg('revision-info-current')->isDisabled() ? 'revision-info-current' : 'revision-info';
     $outputPage = $context->getOutput();
     $outputPage->addSubtitle("<div id=\"mw-{$infomsg}\">" . $context->msg($infomsg, $td)->rawParams($userlinks)->params($revision->getID(), $tddate, $tdtime, $revision->getUserText())->rawParams(Linker::revComment($revision, true, true))->parse() . "</div>");
     $lnk = $current ? $context->msg('currentrevisionlink')->escaped() : Linker::linkKnown($this->getTitle(), $context->msg('currentrevisionlink')->escaped(), array(), $extraParams);
     $curdiff = $current ? $context->msg('diff')->escaped() : Linker::linkKnown($this->getTitle(), $context->msg('diff')->escaped(), array(), array('diff' => 'cur', 'oldid' => $oldid) + $extraParams);
     $prev = $this->getTitle()->getPreviousRevisionID($oldid);
     $prevlink = $prev ? Linker::linkKnown($this->getTitle(), $context->msg('previousrevision')->escaped(), array(), array('direction' => 'prev', 'oldid' => $oldid) + $extraParams) : $context->msg('previousrevision')->escaped();
     $prevdiff = $prev ? Linker::linkKnown($this->getTitle(), $context->msg('diff')->escaped(), array(), array('diff' => 'prev', 'oldid' => $oldid) + $extraParams) : $context->msg('diff')->escaped();
     $nextlink = $current ? $context->msg('nextrevision')->escaped() : Linker::linkKnown($this->getTitle(), $context->msg('nextrevision')->escaped(), array(), array('direction' => 'next', 'oldid' => $oldid) + $extraParams);
     $nextdiff = $current ? $context->msg('diff')->escaped() : Linker::linkKnown($this->getTitle(), $context->msg('diff')->escaped(), array(), array('diff' => 'next', 'oldid' => $oldid) + $extraParams);
     $cdel = Linker::getRevDeleteLink($user, $revision, $this->getTitle());
     if ($cdel !== '') {
         $cdel .= ' ';
     }
     $outputPage->addSubtitle("<div id=\"mw-revision-nav\">" . $cdel . $context->msg('revision-nav')->rawParams($prevdiff, $prevlink, $lnk, $curdiff, $nextlink, $nextdiff)->escaped() . "</div>");
 }

 /**
  * Returns a row from the history printout.
  *
  * @todo document some more, and maybe clean up the code (some params redundant?)
  *
  * @param stdClass $row The database row corresponding to the previous line.
  * @param mixed $next The database row corresponding to the next line
  *   (chronologically previous)
  * @param bool|string $notificationtimestamp
  * @param bool $latest Whether this row corresponds to the page's latest revision.
  * @param bool $firstInList Whether this row corresponds to the first
  *   displayed on this history page.
  * @return string HTML output for the row
  */
 function historyLine($row, $next, $notificationtimestamp = false, $latest = false, $firstInList = false)
 {
     $rev = new Revision($row);
     $rev->setTitle($this->getTitle());
     if (is_object($next)) {
         $prevRev = new Revision($next);
         $prevRev->setTitle($this->getTitle());
     } else {
         $prevRev = null;
     }
     $curlink = $this->curLink($rev, $latest);
     $lastlink = $this->lastLink($rev, $next);
     $curLastlinks = $curlink . $this->historyPage->message['pipe-separator'] . $lastlink;
     $histLinks = Html::rawElement('span', array('class' => 'mw-history-histlinks'), $this->msg('parentheses')->rawParams($curLastlinks)->escaped());
     $diffButtons = $this->diffButtons($rev, $firstInList);
     $s = $histLinks . $diffButtons;
     $link = $this->revLink($rev);
     $classes = array();
     $del = '';
     $user = $this->getUser();
     // Show checkboxes for each revision
     if ($user->isAllowed('deleterevision')) {
         $this->preventClickjacking();
         // If revision was hidden from sysops, disable the checkbox
         if (!$rev->userCan(Revision::DELETED_RESTRICTED, $user)) {
             $del = Xml::check('deleterevisions', false, array('disabled' => 'disabled'));
             // Otherwise, enable the checkbox...
         } else {
             $del = Xml::check('showhiderevisions', false, array('name' => 'ids[' . $rev->getId() . ']'));
         }
         // User can only view deleted revisions...
     } elseif ($rev->getVisibility() && $user->isAllowed('deletedhistory')) {
         // If revision was hidden from sysops, disable the link
         if (!$rev->userCan(Revision::DELETED_RESTRICTED, $user)) {
             $del = Linker::revDeleteLinkDisabled(false);
             // Otherwise, show the link...
         } else {
             $query = array('type' => 'revision', 'target' => $this->getTitle()->getPrefixedDBkey(), 'ids' => $rev->getId());
             $del .= Linker::revDeleteLink($query, $rev->isDeleted(Revision::DELETED_RESTRICTED), false);
         }
     }
     if ($del) {
         $s .= " {$del} ";
     }
     $lang = $this->getLanguage();
     $dirmark = $lang->getDirMark();
     $s .= " {$link}";
     $s .= $dirmark;
     $s .= " <span class='history-user'>" . Linker::revUserTools($rev, true) . "</span>";
     $s .= $dirmark;
     if ($rev->isMinor()) {
         $s .= ' ' . ChangesList::flag('minor');
     }
     # Sometimes rev_len isn't populated
     if ($rev->getSize() !== null) {
         # Size is always public data
         $prevSize = isset($this->parentLens[$row->rev_parent_id]) ? $this->parentLens[$row->rev_parent_id] : 0;
         $sDiff = ChangesList::showCharacterDifference($prevSize, $rev->getSize());
         $fSize = Linker::formatRevisionSize($rev->getSize());
         $s .= ' <span class="mw-changeslist-separator">. .</span> ' . "{$fSize} {$sDiff}";
     }
     # Text following the character difference is added just before running hooks
     $s2 = Linker::revComment($rev, false, true);
     if ($notificationtimestamp && $row->rev_timestamp >= $notificationtimestamp) {
         $s2 .= ' <span class="updatedmarker">' . $this->msg('updatedmarker')->escaped() . '</span>';
         $classes[] = 'mw-history-line-updated';
     }
     $tools = array();
     # Rollback and undo links
     if ($prevRev && $this->getTitle()->quickUserCan('edit', $user)) {
         if ($latest && $this->getTitle()->quickUserCan('rollback', $user)) {
             // Get a rollback link without the brackets
             $rollbackLink = Linker::generateRollback($rev, $this->getContext(), array('verify', 'noBrackets'));
             if ($rollbackLink) {
                 $this->preventClickjacking();
                 $tools[] = $rollbackLink;
             }
         }
         if (!$rev->isDeleted(Revision::DELETED_TEXT) && !$prevRev->isDeleted(Revision::DELETED_TEXT)) {
             # Create undo tooltip for the first (=latest) line only
             $undoTooltip = $latest ? array('title' => $this->msg('tooltip-undo')->text()) : array();
             $undolink = Linker::linkKnown($this->getTitle(), $this->msg('editundo')->escaped(), $undoTooltip, array('action' => 'edit', 'undoafter' => $prevRev->getId(), 'undo' => $rev->getId()));
             $tools[] = "<span class=\"mw-history-undo\">{$undolink}</span>";
         }
     }
     // Allow extension to add their own links here
//.........这里部分代码省略.........

 /**
  * Format a row, providing the timestamp, links to the page/history, size, user links, and a comment
  *
  * @param $result Result row
  * @return String
  */
 public function formatRow($result)
 {
     $title = Title::newFromRow($result);
     # Revision deletion works on revisions, so we should cast one
     $row = array('comment' => $result->rc_comment, 'deleted' => $result->rc_deleted, 'user_text' => $result->rc_user_text, 'user' => $result->rc_user);
     $rev = new Revision($row);
     $rev->setTitle($title);
     $classes = array();
     $lang = $this->getLanguage();
     $dm = $lang->getDirMark();
     $spanTime = Html::element('span', array('class' => 'mw-newpages-time'), $lang->userTimeAndDate($result->rc_timestamp, $this->getUser()));
     $time = Linker::linkKnown($title, $spanTime, array(), array('oldid' => $result->rc_this_oldid), array());
     $query = array('redirect' => 'no');
     if ($this->patrollable($result)) {
         $query['rcid'] = $result->rc_id;
     }
     // Linker::linkKnown() uses 'known' and 'noclasses' options. This breaks the colouration for stubs.
     $plink = Linker::link($title, null, array('class' => 'mw-newpages-pagename'), $query, array('known'));
     $histLink = Linker::linkKnown($title, $this->msg('hist')->escaped(), array(), array('action' => 'history'));
     $hist = Html::rawElement('span', array('class' => 'mw-newpages-history'), $this->msg('parentheses')->rawParams($histLink)->escaped());
     $length = Html::element('span', array('class' => 'mw-newpages-length'), $this->msg('brackets')->params($this->msg('nbytes')->numParams($result->length)->text()));
     $ulink = Linker::revUserTools($rev);
     $comment = Linker::revComment($rev);
     if ($this->patrollable($result)) {
         $classes[] = 'not-patrolled';
     }
     # Add a class for zero byte pages
     if ($result->length == 0) {
         $classes[] = 'mw-newpages-zero-byte-page';
     }
     # Tags, if any.
     if (isset($result->ts_tags)) {
         list($tagDisplay, $newClasses) = ChangeTags::formatSummaryRow($result->ts_tags, 'newpages');
         $classes = array_merge($classes, $newClasses);
     } else {
         $tagDisplay = '';
     }
     $css = count($classes) ? ' class="' . implode(' ', $classes) . '"' : '';
     # Display the old title if the namespace/title has been changed
     $oldTitleText = '';
     $oldTitle = Title::makeTitle($result->rc_namespace, $result->rc_title);
     if (!$title->equals($oldTitle)) {
         $oldTitleText = $this->msg('rc-old-title')->params($oldTitle->getPrefixedText())->escaped();
     }
     return "<li{$css}>{$time} {$dm}{$plink} {$hist} {$dm}{$length} {$dm}{$ulink} {$comment} {$tagDisplay} {$oldTitleText}</li>\n";
 }

 public function revUserTools($rev, $isPublic = false)
 {
     return Linker::revUserTools($rev, $isPublic);
 }

 function formatRevisionRow($row)
 {
     $rev = new Revision($row);
     $stxt = '';
     $last = $this->msg('last')->escaped();
     $ts = wfTimestamp(TS_MW, $row->rev_timestamp);
     $checkBox = Xml::radio('mergepoint', $ts, $this->mTimestamp === $ts);
     $user = $this->getUser();
     $pageLink = Linker::linkKnown($rev->getTitle(), htmlspecialchars($this->getLanguage()->userTimeAndDate($ts, $user)), [], ['oldid' => $rev->getId()]);
     if ($rev->isDeleted(Revision::DELETED_TEXT)) {
         $pageLink = '<span class="history-deleted">' . $pageLink . '</span>';
     }
     # Last link
     if (!$rev->userCan(Revision::DELETED_TEXT, $user)) {
         $last = $this->msg('last')->escaped();
     } elseif (isset($this->prevId[$row->rev_id])) {
         $last = Linker::linkKnown($rev->getTitle(), $this->msg('last')->escaped(), [], ['diff' => $row->rev_id, 'oldid' => $this->prevId[$row->rev_id]]);
     }
     $userLink = Linker::revUserTools($rev);
     $size = $row->rev_len;
     if (!is_null($size)) {
         $stxt = Linker::formatRevisionSize($size);
     }
     $comment = Linker::revComment($rev);
     return Html::rawElement('li', [], $this->msg('mergehistory-revisionrow')->rawParams($checkBox, $last, $pageLink, $userLink, $stxt, $comment)->escaped());
 }

 function formatRevisionRow($row)
 {
     $rev = new Revision($row);
     $stxt = '';
     $last = $this->message['last'];
     $ts = wfTimestamp(TS_MW, $row->rev_timestamp);
     $checkBox = Xml::radio('mergepoint', $ts, false);
     $pageLink = Linker::linkKnown($rev->getTitle(), htmlspecialchars($this->getLanguage()->timeanddate($ts)), array(), array('oldid' => $rev->getId()));
     if ($rev->isDeleted(Revision::DELETED_TEXT)) {
         $pageLink = '<span class="history-deleted">' . $pageLink . '</span>';
     }
     # Last link
     if (!$rev->userCan(Revision::DELETED_TEXT, $this->getUser())) {
         $last = $this->message['last'];
     } elseif (isset($this->prevId[$row->rev_id])) {
         $last = Linker::linkKnown($rev->getTitle(), $this->message['last'], array(), array('diff' => $row->rev_id, 'oldid' => $this->prevId[$row->rev_id]));
     }
     $userLink = Linker::revUserTools($rev);
     $size = $row->rev_len;
     if (!is_null($size)) {
         $stxt = Linker::formatRevisionSize($size);
     }
     $comment = Linker::revComment($rev);
     return "<li>{$checkBox} ({$last}) {$pageLink} . . {$userLink} {$stxt} {$comment}</li>";
 }

 private function formatRevisionRow($row, $earliestLiveTime, $remaining)
 {
     $rev = Revision::newFromArchiveRow($row, array('page' => $this->mTargetObj->getArticleId()));
     $stxt = '';
     $ts = wfTimestamp(TS_MW, $row->ar_timestamp);
     // Build checkboxen...
     if ($this->mAllowed) {
         if ($this->mInvert) {
             if (in_array($ts, $this->mTargetTimestamp)) {
                 $checkBox = Xml::check("ts{$ts}");
             } else {
                 $checkBox = Xml::check("ts{$ts}", true);
             }
         } else {
             $checkBox = Xml::check("ts{$ts}");
         }
     } else {
         $checkBox = '';
     }
     $user = $this->getUser();
     // Build page & diff links...
     if ($this->mCanView) {
         $titleObj = $this->getTitle();
         # Last link
         if (!$rev->userCan(Revision::DELETED_TEXT, $this->getUser())) {
             $pageLink = htmlspecialchars($this->getLanguage()->userTimeAndDate($ts, $user));
             $last = $this->msg('diff')->escaped();
         } elseif ($remaining > 0 || $earliestLiveTime && $ts > $earliestLiveTime) {
             $pageLink = $this->getPageLink($rev, $titleObj, $ts);
             $last = Linker::linkKnown($titleObj, $this->msg('diff')->escaped(), array(), array('target' => $this->mTargetObj->getPrefixedText(), 'timestamp' => $ts, 'diff' => 'prev'));
         } else {
             $pageLink = $this->getPageLink($rev, $titleObj, $ts);
             $last = $this->msg('diff')->escaped();
         }
     } else {
         $pageLink = htmlspecialchars($this->getLanguage()->userTimeAndDate($ts, $user));
         $last = $this->msg('diff')->escaped();
     }
     // User links
     $userLink = Linker::revUserTools($rev);
     // Revision text size
     $size = $row->ar_len;
     if (!is_null($size)) {
         $stxt = Linker::formatRevisionSize($size);
     }
     // Edit summary
     $comment = Linker::revComment($rev);
     // Revision delete links
     $revdlink = Linker::getRevDeleteLink($user, $rev, $this->mTargetObj);
     return "<li>{$checkBox} {$revdlink} ({$last}) {$pageLink} . . {$userLink} {$stxt} {$comment}</li>";
 }

 /**
  * Sets the subtitle when viewing old revisions of a page.
  * This function's code is mostly copied from Article::setOldSubtitle(),
  * and it is meant to serve as a replacement for that function, using
  * the 'DisplayOldSubtitle' hook.
  * This display has the following differences from the standard one:
  * - It includes a link to the approved revision, which goes to the
  * default page.
  * - It includes a "diff" link alongside it.
  * - The "Latest revision" link points to the correct revision ID,
  * instead of to the default page (unless the latest revision is also
  * the approved one).
  *
  * @author Eli Handel
  */
 static function setOldSubtitle($article, $revisionID)
 {
     $title = $article->getTitle();
     # Added for ApprovedRevs - and removed hook
     $unhide = $article->getContext()->getRequest()->getInt('unhide') == 1;
     // Cascade unhide param in links for easy deletion browsing.
     $extraParams = array();
     if ($unhide) {
         $extraParams['unhide'] = 1;
     }
     if ($article->mRevision && $article->mRevision->getId() === $revisionID) {
         $revision = $article->mRevision;
     } else {
         $revision = Revision::newFromId($revisionID);
     }
     $timestamp = $revision->getTimestamp();
     $latestID = $article->getLatest();
     // Modified for Approved Revs
     $current = $revisionID == $latestID;
     $approvedID = ApprovedRevs::getApprovedRevID($title);
     $language = $article->getContext()->getLanguage();
     $user = $article->getContext()->getUser();
     $td = $language->userTimeAndDate($timestamp, $user);
     $tddate = $language->userDate($timestamp, $user);
     $tdtime = $language->userTime($timestamp, $user);
     // Show the user links if they're allowed to see them.
     // If hidden, then show them only if requested...
     $userlinks = Linker::revUserTools($revision, !$unhide);
     $infomsg = $current && !wfMessage('revision-info-current')->isDisabled() ? 'revision-info-current' : 'revision-info';
     $outputPage = $article->getContext()->getOutput();
     $outputPage->addSubtitle("<div id=\"mw-{$infomsg}\">" . wfMessage($infomsg, $td)->rawParams($userlinks)->params($revision->getID(), $tddate, $tdtime, $revision->getUser())->parse() . "</div>");
     // Created for Approved Revs
     $latestLinkParams = array();
     if ($latestID != $approvedID) {
         $latestLinkParams['oldid'] = $latestID;
     }
     $lnk = $current ? wfMessage('currentrevisionlink')->escaped() : Linker::linkKnown($title, wfMessage('currentrevisionlink')->escaped(), array(), $latestLinkParams + $extraParams);
     $curdiff = $current ? wfMessage('diff')->escaped() : Linker::linkKnown($title, wfMessage('diff')->escaped(), array(), array('diff' => 'cur', 'oldid' => $revisionID) + $extraParams);
     $prev = $title->getPreviousRevisionID($revisionID);
     $prevlink = $prev ? Linker::linkKnown($title, wfMessage('previousrevision')->escaped(), array(), array('direction' => 'prev', 'oldid' => $revisionID) + $extraParams) : wfMessage('previousrevision')->escaped();
     $prevdiff = $prev ? Linker::linkKnown($title, wfMessage('diff')->escaped(), array(), array('diff' => 'prev', 'oldid' => $revisionID) + $extraParams) : wfMessage('diff')->escaped();
     $nextlink = $current ? wfMessage('nextrevision')->escaped() : Linker::linkKnown($title, wfMessage('nextrevision')->escaped(), array(), array('direction' => 'next', 'oldid' => $revisionID) + $extraParams);
     $nextdiff = $current ? wfMessage('diff')->escaped() : Linker::linkKnown($title, wfMessage('diff')->escaped(), array(), array('diff' => 'next', 'oldid' => $revisionID) + $extraParams);
     // Added for Approved Revs
     $approved = $approvedID != null && $revisionID == $approvedID;
     $approvedlink = $approved ? wfMessage('approvedrevs-approvedrevision')->escaped() : Linker::linkKnown($title, wfMessage('approvedrevs-approvedrevision')->escaped(), array(), $extraParams);
     $approveddiff = $approved ? wfMessage('diff')->escaped() : Linker::linkKnown($title, wfMessage('diff')->escaped(), array(), array('diff' => $approvedID, 'oldid' => $revisionID) + $extraParams);
     $cdel = Linker::getRevDeleteLink($user, $revision, $title);
     if ($cdel !== '') {
         $cdel .= ' ';
     }
     // Modified for ApprovedRevs
     $outputPage->addSubtitle("<div id=\"mw-revision-nav\">" . $cdel . wfMessage('approvedrevs-revision-nav')->rawParams($prevdiff, $prevlink, $approvedlink, $approveddiff, $lnk, $curdiff, $nextlink, $nextdiff)->escaped() . "</div>");
 }

 private static function doRollback()
 {
     global $wgRequest, $wgOut, $wgContLang;
     $wgOut->setArticleBodyOnly(true);
     $response = "";
     $aid = intVal($wgRequest->getVal('aid'));
     $oldid = intVal($wgRequest->getVal('old'));
     $from = $wgRequest->getVal('from');
     $from = preg_replace('/[_-]/', ' ', $from);
     $t = Title::newFromId($aid);
     if ($t && $t->exists()) {
         $r = Revision::newFromId($oldid);
         if ($r) {
             if ($from == '') {
                 // no public user name
                 $summary = wfMessage('rcp-revertpage-nouser');
             } else {
                 $summary = wfMessage('rcp-revertpage');
             }
             // Allow the custom summary to use the same args as the default message
             $args = array($r->getUserText(), $from, $oldid);
             if ($summary instanceof Message) {
                 $summary = $summary->params($args)->inContentLanguage()->text();
             } else {
                 $summary = wfMsgReplaceArgs($summary, $args);
             }
             // Trim spaces on user supplied text
             $summary = trim($summary);
             // Truncate for whole multibyte characters.
             $summary = $wgContLang->truncate($summary, 255);
             $a = new Article($t);
             $newRev = Revision::newFromTitle($t);
             $old = Linker::revUserTools(Revision::newFromId($oldid));
             $new = Linker::revUserTools($newRev);
             $revision = 'r' . htmlspecialchars($wgContLang->formatNum($oldid, true));
             $revlink = Linker::link($t, $revision, array(), array('oldid' => $oldid, 'diff' => 'prev'));
             $response = WfMessage('rcp-rollback-success')->rawParams($new, $old, $revlink);
             $status = $a->doEditContent($r->getContent(), $summary);
             if (!$status->isOK()) {
                 $response = $status->getErrorsArray();
             }
             // raise error, when the edit is an edit without a new version
             if (empty($status->value['revision'])) {
                 $resultDetails = array('current' => $current);
                 $query = array('oldid' => $oldid, 'diff' => 'prev');
                 $response = WfMessage('rcp-alreadyrolled')->params(array(htmlspecialchars($t->getPrefixedText()), htmlspecialchars($from), htmlspecialchars($newRev->getUserText())))->inContentLanguage()->parse();
             }
         }
     }
     $wgOut->addHtml($response);
 }

function onDifferenceEngineNewHeader($differenceEngine, &$newHeader, $formattedRevisionTools, $nextlink, $rollback, $newminor, $diffOnly, $rdel, $unhide)
{
    global $wgLanguageCode, $wgTitle;
    $user = $differenceEngine->getUser();
    $newRevisionHeader = $differenceEngine->getRevisionHeader($differenceEngine->mNewRev, 'complete', 'new') . ' ' . implode(' ', $formattedRevisionTools);
    $newDaysAgo = wfTimeAgo($differenceEngine->mNewRev->getTimestamp());
    //INTL: Avatar database data doesn't exist for sites other than English
    if ($wgLanguageCode == 'en') {
        $av = '<img src="' . Avatar::getAvatarURL($differenceEngine->mNewRev->getUserText()) . '" class="diff_avatar" />';
    }
    $thumbsHtml = "";
    $thumbHeader = "";
    $th_diff_div = "";
    if ($user->getId() != 0 && $wgTitle->getText() != "RCPatrol" && $wgTitle->getText() != "RCPatrolGuts" && $differenceEngine->mNewRev->getTitle()->getNamespace() == NS_MAIN) {
        $oldId = $differenceEngine->mNewRev->getPrevious();
        $oldId = $oldId ? $oldId->getId() : -1;
        // Only show thumbs up for diffs that look back one revision
        if (class_exists('ThumbsUp')) {
            if ($oldId == -1 || $differenceEngine->mOldRev && $oldId == $differenceEngine->mOldRev->getId()) {
                $params = array('title' => $differenceEngine->mNewRev->getTitle(), 'new' => $differenceEngine->mNewid, 'old' => $oldId, 'vandal' => 0);
                $thumbsHtml = ThumbsUp::getThumbsUpButton($params, true);
                $th_diff_div = 'class="th_diff_div"';
            }
        }
    }
    $newHeader = '<div id="mw-diff-ntitle1" ' . $th_diff_div . '><h4 ' . $thumbHeader . '>' . $newRevisionHeader . $nextlink . '</h4></div>' . '<div id="mw-diff-ntitle2">' . $av . $thumbsHtml . '<div id="mw-diff-oinfo">' . Linker::revUserTools($differenceEngine->mNewRev, !$unhide) . " {$rollback} " . '<br /><div id="mw-diff-ndaysago">' . $newDaysAgo . '</div>' . "</div>" . '<div id="mw-diff-ntitle4">' . $differenceEngine->markPatrolledLink() . '</div>' . "</div>" . '<div id="mw-diff-ntitle3" class="rccomment">' . $newminor . Linker::revComment($differenceEngine->mNewRev, !$diffOnly, !$unhide) . $rdel . '</div>';
    return true;
}

 /**
  * Returns page information in an easily-manipulated format. Array keys are used so extensions
  * may add additional information in arbitrary positions. Array values are arrays with one
  * element to be rendered as a header, arrays with two elements to be rendered as a table row.
  */
 protected function pageInfo()
 {
     global $wgContLang, $wgRCMaxAge;
     $user = $this->getUser();
     $lang = $this->getLanguage();
     $title = $this->getTitle();
     $id = $title->getArticleID();
     // Get page information that would be too "expensive" to retrieve by normal means
     $pageCounts = self::pageCounts($title, $user);
     // Get page properties
     $dbr = wfGetDB(DB_SLAVE);
     $result = $dbr->select('page_props', array('pp_propname', 'pp_value'), array('pp_page' => $id), __METHOD__);
     $pageProperties = array();
     foreach ($result as $row) {
         $pageProperties[$row->pp_propname] = $row->pp_value;
     }
     // Basic information
     $pageInfo = array();
     $pageInfo['header-basic'] = array();
     // Display title
     $displayTitle = $title->getPrefixedText();
     if (!empty($pageProperties['displaytitle'])) {
         $displayTitle = $pageProperties['displaytitle'];
     }
     $pageInfo['header-basic'][] = array($this->msg('pageinfo-display-title'), $displayTitle);
     // Default sort key
     $sortKey = $title->getCategorySortKey();
     if (!empty($pageProperties['defaultsort'])) {
         $sortKey = $pageProperties['defaultsort'];
     }
     $pageInfo['header-basic'][] = array($this->msg('pageinfo-default-sort'), $sortKey);
     // Page length (in bytes)
     $pageInfo['header-basic'][] = array($this->msg('pageinfo-length'), $lang->formatNum($title->getLength()));
     // Page ID (number not localised, as it's a database ID)
     $pageInfo['header-basic'][] = array($this->msg('pageinfo-article-id'), $id);
     // Search engine status
     $pOutput = new ParserOutput();
     if (isset($pageProperties['noindex'])) {
         $pOutput->setIndexPolicy('noindex');
     }
     // Use robot policy logic
     $policy = $this->page->getRobotPolicy('view', $pOutput);
     $pageInfo['header-basic'][] = array($this->msg('pageinfo-robot-policy'), $this->msg("pageinfo-robot-{$policy['index']}"));
     if (isset($pageCounts['views'])) {
         // Number of views
         $pageInfo['header-basic'][] = array($this->msg('pageinfo-views'), $lang->formatNum($pageCounts['views']));
     }
     if (isset($pageCounts['watchers'])) {
         // Number of page watchers
         $pageInfo['header-basic'][] = array($this->msg('pageinfo-watchers'), $lang->formatNum($pageCounts['watchers']));
     }
     // Redirects to this page
     $whatLinksHere = SpecialPage::getTitleFor('Whatlinkshere', $title->getPrefixedText());
     $pageInfo['header-basic'][] = array(Linker::link($whatLinksHere, $this->msg('pageinfo-redirects-name')->escaped(), array(), array('hidelinks' => 1, 'hidetrans' => 1)), $this->msg('pageinfo-redirects-value')->numParams(count($title->getRedirectsHere())));
     // Subpages of this page, if subpages are enabled for the current NS
     if (MWNamespace::hasSubpages($title->getNamespace())) {
         $prefixIndex = SpecialPage::getTitleFor('Prefixindex', $title->getPrefixedText() . '/');
         $pageInfo['header-basic'][] = array(Linker::link($prefixIndex, $this->msg('pageinfo-subpages-name')->escaped()), $this->msg('pageinfo-subpages-value')->numParams($pageCounts['subpages']['total'], $pageCounts['subpages']['redirects'], $pageCounts['subpages']['nonredirects']));
     }
     // Page protection
     $pageInfo['header-restrictions'] = array();
     // Page protection
     foreach ($title->getRestrictionTypes() as $restrictionType) {
         $protectionLevel = implode(', ', $title->getRestrictions($restrictionType));
         if ($protectionLevel == '') {
             // Allow all users
             $message = $this->msg('protect-default')->escaped();
         } else {
             // Administrators only
             $message = $this->msg("protect-level-{$protectionLevel}");
             if ($message->isDisabled()) {
                 // Require "$1" permission
                 $message = $this->msg("protect-fallback", $protectionLevel)->parse();
             } else {
                 $message = $message->escaped();
             }
         }
         $pageInfo['header-restrictions'][] = array($this->msg("restriction-{$restrictionType}"), $message);
     }
     if (!$this->page->exists()) {
         return $pageInfo;
     }
     // Edit history
     $pageInfo['header-edits'] = array();
     $firstRev = $this->page->getOldestRevision();
     // Page creator
     $pageInfo['header-edits'][] = array($this->msg('pageinfo-firstuser'), Linker::revUserTools($firstRev));
     // Date of page creation
     $pageInfo['header-edits'][] = array($this->msg('pageinfo-firsttime'), Linker::linkKnown($title, $lang->userTimeAndDate($firstRev->getTimestamp(), $user), array(), array('oldid' => $firstRev->getId())));
     // Latest editor
     $pageInfo['header-edits'][] = array($this->msg('pageinfo-lastuser'), Linker::revUserTools($this->page->getRevision()));
     // Date of latest edit
     $pageInfo['header-edits'][] = array($this->msg('pageinfo-lasttime'), Linker::linkKnown($title, $lang->userTimeAndDate($this->page->getTimestamp(), $user), array(), array('oldid' => $this->page->getLatest())));
     // Total number of edits
     $pageInfo['header-edits'][] = array($this->msg('pageinfo-edits'), $lang->formatNum($pageCounts['edits']));
//.........这里部分代码省略.........

 /**
  * Generate the navigation links when browsing through an article revisions
  * It shows the information as:
  *   Revision as of \<date\>; view current revision
  *   \<- Previous version | Next Version -\>
  *
  * @param $oldid String: revision ID of this article revision
  */
 public function setOldSubtitle($oldid = 0)
 {
     global $wgLang, $wgOut, $wgUser, $wgRequest;
     if (!wfRunHooks('DisplayOldSubtitle', array(&$this, &$oldid))) {
         return;
     }
     $unhide = $wgRequest->getInt('unhide') == 1;
     # Cascade unhide param in links for easy deletion browsing
     $extraParams = array();
     if ($wgRequest->getVal('unhide')) {
         $extraParams['unhide'] = 1;
     }
     $revision = Revision::newFromId($oldid);
     $timestamp = $revision->getTimestamp();
     $current = $oldid == $this->mPage->getLatest();
     $td = $wgLang->timeanddate($timestamp, true);
     $tddate = $wgLang->date($timestamp, true);
     $tdtime = $wgLang->time($timestamp, true);
     # Show user links if allowed to see them. If hidden, then show them only if requested...
     $userlinks = Linker::revUserTools($revision, !$unhide);
     $infomsg = $current && !wfMessage('revision-info-current')->isDisabled() ? 'revision-info-current' : 'revision-info';
     $wgOut->addSubtitle("<div id=\"mw-{$infomsg}\">" . wfMessage($infomsg, $td)->rawParams($userlinks)->params($revision->getID(), $tddate, $tdtime, $revision->getUser())->parse() . "</div>");
     $lnk = $current ? wfMsgHtml('currentrevisionlink') : Linker::link($this->getTitle(), wfMsgHtml('currentrevisionlink'), array(), $extraParams, array('known', 'noclasses'));
     $curdiff = $current ? wfMsgHtml('diff') : Linker::link($this->getTitle(), wfMsgHtml('diff'), array(), array('diff' => 'cur', 'oldid' => $oldid) + $extraParams, array('known', 'noclasses'));
     $prev = $this->getTitle()->getPreviousRevisionID($oldid);
     $prevlink = $prev ? Linker::link($this->getTitle(), wfMsgHtml('previousrevision'), array(), array('direction' => 'prev', 'oldid' => $oldid) + $extraParams, array('known', 'noclasses')) : wfMsgHtml('previousrevision');
     $prevdiff = $prev ? Linker::link($this->getTitle(), wfMsgHtml('diff'), array(), array('diff' => 'prev', 'oldid' => $oldid) + $extraParams, array('known', 'noclasses')) : wfMsgHtml('diff');
     $nextlink = $current ? wfMsgHtml('nextrevision') : Linker::link($this->getTitle(), wfMsgHtml('nextrevision'), array(), array('direction' => 'next', 'oldid' => $oldid) + $extraParams, array('known', 'noclasses'));
     $nextdiff = $current ? wfMsgHtml('diff') : Linker::link($this->getTitle(), wfMsgHtml('diff'), array(), array('diff' => 'next', 'oldid' => $oldid) + $extraParams, array('known', 'noclasses'));
     $cdel = Linker::getRevDeleteLink($wgUser, $revision, $this->getTitle());
     if ($cdel !== '') {
         $cdel .= ' ';
     }
     $wgOut->addSubtitle("<div id=\"mw-revision-nav\">" . $cdel . wfMsgExt('revision-nav', array('escapenoentities', 'parsemag', 'replaceafter'), $prevdiff, $prevlink, $lnk, $curdiff, $nextlink, $nextdiff) . "</div>");
 }

 /**
  * Format a row, providing the timestamp, links to the page/history, size, user links, and a comment
  *
  * @param $result Result row
  * @return String
  */
 public function formatRow($result)
 {
     # Revision deletion works on revisions, so we should cast one
     $row = array('comment' => $result->rc_comment, 'deleted' => $result->rc_deleted, 'user_text' => $result->rc_user_text, 'user' => $result->rc_user);
     $rev = new Revision($row);
     $classes = array();
     $lang = $this->getLanguage();
     $dm = $lang->getDirMark();
     $title = Title::newFromRow($result);
     $spanTime = Html::element('span', array('class' => 'mw-newpages-time'), $lang->timeanddate($result->rc_timestamp, true));
     $time = Linker::linkKnown($title, $spanTime, array(), array('oldid' => $result->rc_this_oldid), array());
     $query = array('redirect' => 'no');
     if ($this->patrollable($result)) {
         $query['rcid'] = $result->rc_id;
     }
     $plink = Linker::linkKnown($title, null, array('class' => 'mw-newpages-pagename'), $query, array('known'));
     $histLink = Linker::linkKnown($title, wfMsgHtml('hist'), array(), array('action' => 'history'));
     $hist = Html::rawElement('span', array('class' => 'mw-newpages-history'), wfMsg('parentheses', $histLink));
     $length = Html::element('span', array('class' => 'mw-newpages-length'), '[' . $this->msg('nbytes')->numParams($result->length)->text() . ']');
     $ulink = Linker::revUserTools($rev);
     $comment = Linker::revComment($rev);
     if ($this->patrollable($result)) {
         $classes[] = 'not-patrolled';
     }
     # Add a class for zero byte pages
     if ($result->length == 0) {
         $classes[] = 'mw-newpages-zero-byte-page';
     }
     # Tags, if any. check for including due to bug 23293
     if (!$this->including()) {
         list($tagDisplay, $newClasses) = ChangeTags::formatSummaryRow($result->ts_tags, 'newpages');
         $classes = array_merge($classes, $newClasses);
     } else {
         $tagDisplay = '';
     }
     $css = count($classes) ? ' class="' . implode(' ', $classes) . '"' : '';
     # Display the old title if the namespace has been changed
     $oldTitleText = '';
     if ($result->page_namespace !== $result->rc_namespace) {
         $oldTitleText = wfMessage('rc-old-title')->params(Title::makeTitle($result->rc_namespace, $result->rc_title)->getPrefixedText())->escaped();
     }
     return "<li{$css}>{$time} {$dm}{$plink} {$hist} {$dm}{$length} {$dm}{$ulink} {$comment} {$tagDisplay} {$oldTitleText}</li>\n";
 }

 function showDiffPage($diffOnly = false)
 {
     wfProfileIn(__METHOD__);
     # Allow frames except in certain special cases
     $out = $this->getOutput();
     $out->allowClickjacking();
     $out->setRobotPolicy('noindex,nofollow');
     if (!$this->loadRevisionData()) {
         $this->showMissingRevision();
         wfProfileOut(__METHOD__);
         return;
     }
     $user = $this->getUser();
     $permErrors = $this->mNewPage->getUserPermissionsErrors('read', $user);
     if ($this->mOldPage) {
         # mOldPage might not be set, see below.
         $permErrors = wfMergeErrorArrays($permErrors, $this->mOldPage->getUserPermissionsErrors('read', $user));
     }
     if (count($permErrors)) {
         wfProfileOut(__METHOD__);
         throw new PermissionsError('read', $permErrors);
     }
     # If external diffs are enabled both globally and for the user,
     # we'll use the application/x-external-editor interface to call
     # an external diff tool like kompare, kdiff3, etc.
     if (ExternalEdit::useExternalEngine($this->getContext(), 'diff')) {
         //TODO: come up with a good solution for non-text content here.
         //      at least, the content format needs to be passed to the client somehow.
         //      Currently, action=raw will just fail for non-text content.
         $urls = array('File' => array('Extension' => 'wiki', 'URL' => $this->mNewPage->getCanonicalURL(array('action' => 'raw', 'oldid' => $this->mOldid))), 'File2' => array('Extension' => 'wiki', 'URL' => $this->mNewPage->getCanonicalURL(array('action' => 'raw', 'oldid' => $this->mNewid))));
         $externalEditor = new ExternalEdit($this->getContext(), $urls);
         $externalEditor->execute();
         wfProfileOut(__METHOD__);
         return;
     }
     $rollback = '';
     $undoLink = '';
     $query = array();
     # Carry over 'diffonly' param via navigation links
     if ($diffOnly != $user->getBoolOption('diffonly')) {
         $query['diffonly'] = $diffOnly;
     }
     # Cascade unhide param in links for easy deletion browsing
     if ($this->unhide) {
         $query['unhide'] = 1;
     }
     # Check if one of the revisions is deleted/suppressed
     $deleted = $suppressed = false;
     $allowed = $this->mNewRev->userCan(Revision::DELETED_TEXT, $user);
     # mOldRev is false if the difference engine is called with a "vague" query for
     # a diff between a version V and its previous version V' AND the version V
     # is the first version of that article. In that case, V' does not exist.
     if ($this->mOldRev === false) {
         $out->setPageTitle($this->msg('difference-title', $this->mNewPage->getPrefixedText()));
         $samePage = true;
         $oldHeader = '';
     } else {
         wfRunHooks('DiffViewHeader', array($this, $this->mOldRev, $this->mNewRev));
         $sk = $this->getSkin();
         if (method_exists($sk, 'suppressQuickbar')) {
             $sk->suppressQuickbar();
         }
         if ($this->mNewPage->equals($this->mOldPage)) {
             $out->setPageTitle($this->msg('difference-title', $this->mNewPage->getPrefixedText()));
             $samePage = true;
         } else {
             $out->setPageTitle($this->msg('difference-title-multipage', $this->mOldPage->getPrefixedText(), $this->mNewPage->getPrefixedText()));
             $out->addSubtitle($this->msg('difference-multipage'));
             $samePage = false;
         }
         if ($samePage && $this->mNewPage->quickUserCan('edit', $user)) {
             if ($this->mNewRev->isCurrent() && $this->mNewPage->userCan('rollback', $user)) {
                 $out->preventClickjacking();
                 $rollback = '   ' . Linker::generateRollback($this->mNewRev, $this->getContext());
             }
             if (!$this->mOldRev->isDeleted(Revision::DELETED_TEXT) && !$this->mNewRev->isDeleted(Revision::DELETED_TEXT)) {
                 $undoLink = ' ' . $this->msg('parentheses')->rawParams(Html::element('a', array('href' => $this->mNewPage->getLocalUrl(array('action' => 'edit', 'undoafter' => $this->mOldid, 'undo' => $this->mNewid)), 'title' => Linker::titleAttrib('undo')), $this->msg('editundo')->text()))->escaped();
             }
         }
         # Make "previous revision link"
         if ($samePage && $this->mOldRev->getPrevious()) {
             $prevlink = Linker::linkKnown($this->mOldPage, $this->msg('previousdiff')->escaped(), array('id' => 'differences-prevlink'), array('diff' => 'prev', 'oldid' => $this->mOldid) + $query);
         } else {
             $prevlink = ' ';
         }
         if ($this->mOldRev->isMinor()) {
             $oldminor = ChangesList::flag('minor');
         } else {
             $oldminor = '';
         }
         $ldel = $this->revisionDeleteLink($this->mOldRev);
         $oldRevisionHeader = $this->getRevisionHeader($this->mOldRev, 'complete');
         $oldHeader = '<div id="mw-diff-otitle1"><strong>' . $oldRevisionHeader . '</strong></div>' . '<div id="mw-diff-otitle2">' . Linker::revUserTools($this->mOldRev, !$this->unhide) . '</div>' . '<div id="mw-diff-otitle3">' . $oldminor . Linker::revComment($this->mOldRev, !$diffOnly, !$this->unhide) . $ldel . '</div>' . '<div id="mw-diff-otitle4">' . $prevlink . '</div>';
         if ($this->mOldRev->isDeleted(Revision::DELETED_TEXT)) {
             $deleted = true;
             // old revisions text is hidden
             if ($this->mOldRev->isDeleted(Revision::DELETED_RESTRICTED)) {
                 $suppressed = true;
                 // also suppressed
             }
//.........这里部分代码省略.........