protected function stabilityLogNotice()
 {
     $this->load();
     $s = '';
     # Only for pages manually made to be stable...
     if ($this->article->isPageLocked()) {
         $s = wfMsgExt('revreview-locked', 'parseinline');
         $s .= ' ' . FlaggedRevsXML::logDetailsToggle();
         $s .= FlaggedRevsXML::stabilityLogExcerpt($this->article);
         # ...or unstable
     } elseif ($this->article->isPageUnlocked()) {
         $s = wfMsgExt('revreview-unlocked', 'parseinline');
         $s .= ' ' . FlaggedRevsXML::logDetailsToggle();
         $s .= FlaggedRevsXML::stabilityLogExcerpt($this->article);
     }
     return $s;
 }
 /**
  * Generates a brief review form for a page
  * @return array (html string, error string or true)
  */
 public function getHtml()
 {
     global $wgLang;
     $revId = $this->rev->getId();
     if ($this->rev->isDeleted(Revision::DELETED_TEXT)) {
         return array('', 'review_bad_oldid');
         # The revision must be valid and public
     }
     $article = $this->article;
     // convenience
     $srev = $article->getStableRev();
     # See if the version being displayed is flagged...
     if ($revId == $article->getStable()) {
         $frev = $srev;
         // avoid query
     } else {
         $frev = FlaggedRevision::newFromTitle($article->getTitle(), $revId);
     }
     $oldFlags = $frev ? $frev->getTags() : FlaggedRevs::quickTags(FR_CHECKED);
     // basic tags
     $reviewTime = $frev ? $frev->getTimestamp() : '';
     // last review of rev
     $priorRevId = $this->refRev ? $this->refRev->getId() : 0;
     # If we are reviewing updates to a page, start off with the stable revision's
     # flags. Otherwise, we just fill them in with the selected revision's flags.
     # @TODO: do we want to carry over info for other diffs?
     if ($srev && $srev->getRevId() == $priorRevId) {
         // diff-to-stable
         $flags = $srev->getTags();
         # Check if user is allowed to renew the stable version.
         # If not, then get the flags for the new revision itself.
         if (!FlaggedRevs::userCanSetFlags($this->user, $oldFlags)) {
             $flags = $oldFlags;
         }
         # Re-review button is need for template/file only review case
         $reviewIncludes = $srev->getRevId() == $revId && !$article->stableVersionIsSynced();
     } else {
         // views
         $flags = $oldFlags;
         $reviewIncludes = false;
         // re-review button not needed
     }
     # Disable form for unprivileged users
     $disabled = array();
     if (!$article->getTitle()->quickUserCan('review') || !FlaggedRevs::userCanSetFlags($this->user, $flags)) {
         $disabled = array('disabled' => 'disabled');
     }
     # Begin form...
     $reviewTitle = SpecialPage::getTitleFor('RevisionReview');
     $action = $reviewTitle->getLocalUrl('action=submit');
     $params = array('method' => 'post', 'action' => $action, 'id' => 'mw-fr-reviewform');
     $form = Xml::openElement('form', $params) . "\n";
     $form .= Xml::openElement('fieldset', array('class' => 'flaggedrevs_reviewform noprint')) . "\n";
     # Add appropriate legend text
     $legendMsg = $frev ? 'revreview-reflag' : 'revreview-flag';
     $form .= Xml::openElement('legend', array('id' => 'mw-fr-reviewformlegend'));
     $form .= "<strong>" . wfMessage($legendMsg)->escaped() . "</strong>";
     $form .= Xml::closeElement('legend') . "\n";
     # Show explanatory text
     $form .= $this->topNotice;
     # Check if anyone is reviewing this already and
     # show a conflict warning message as needed...
     if ($priorRevId) {
         list($u, $ts) = FRUserActivity::getUserReviewingDiff($priorRevId, $this->rev->getId());
     } else {
         list($u, $ts) = FRUserActivity::getUserReviewingPage($this->rev->getPage());
     }
     $form .= Xml::openElement('p');
     // Page under review (and not by this user)...
     if ($u !== null && $u != $this->user->getName()) {
         $form .= '<span class="fr-under-review">';
         $msg = $priorRevId ? 'revreview-poss-conflict-c' : 'revreview-poss-conflict-p';
         $form .= wfMessage($msg, $u, $wgLang->date($ts, true), $wgLang->time($ts, true))->parse();
         $form .= "</span>";
         // Page not under review or under review by this user...
     } elseif (!$frev) {
         // rev not already reviewed
         $form .= '<span id="mw-fr-reviewing-status" style="display:none;"></span>';
         // JS widget
     }
     $form .= Xml::closeElement('p') . "\n";
     # Start rating controls
     $css = $disabled ? 'fr-rating-controls-disabled' : 'fr-rating-controls';
     $form .= Xml::openElement('p', array('class' => $css, 'id' => 'fr-rating-controls')) . "\n";
     # Add main checkboxes/selects
     $form .= Xml::openElement('span', array('id' => 'mw-fr-ratingselects', 'class' => 'fr-rating-options')) . "\n";
     $form .= self::ratingInputs($this->user, $flags, (bool) $disabled, (bool) $frev) . "\n";
     $form .= Xml::closeElement('span') . "\n";
     # Don't put buttons & comment field on the same line as tag inputs.
     if (!$disabled && !FlaggedRevs::binaryFlagging()) {
         // $disabled => no comment/buttons
         $form .= "<br />";
     }
     # Start comment & buttons
     $form .= Xml::openElement('span', array('id' => 'mw-fr-confirmreview')) . "\n";
     # Hide comment input if needed
     if (!$disabled) {
         $form .= Xml::inputLabel(wfMessage('revreview-log')->text(), 'wpReason', 'mw-fr-commentbox', 40, '', array('maxlength' => 255, 'class' => 'fr-comment-box'));
     }
     # Add the submit buttons...
     $rejectId = $this->rejectRefRevId();
     // determine if there will be reject button
     $form .= self::submitButtons($rejectId, $frev, (bool) $disabled, $reviewIncludes);
     # Show stability log if there is anything interesting...
     if ($article->isPageLocked()) {
         $form .= ' ' . FlaggedRevsXML::logToggle('revreview-log-toggle-show');
     }
     # End comment & buttons
     $form .= Xml::closeElement('span') . "\n";
     # ..add the actual stability log body here
     if ($article->isPageLocked()) {
         $form .= FlaggedRevsXML::stabilityLogExcerpt($article);
     }
     # End rating controls
     $form .= Xml::closeElement('p') . "\n";
     # Show explanatory text
     $form .= $this->bottomNotice;
     # Get the file version used for File: pages as needed
     $fileKey = $this->getFileVersion();
     # Get template/file version info as needed
     list($templateIDs, $imageSHA1Keys) = $this->getIncludeVersions();
     # Convert these into flat string params
     list($templateParams, $imageParams, $fileVersion) = RevisionReviewForm::getIncludeParams($templateIDs, $imageSHA1Keys, $fileKey);
     # Hidden params
     $form .= Html::hidden('title', $reviewTitle->getPrefixedText()) . "\n";
     $form .= Html::hidden('target', $article->getTitle()->getPrefixedDBKey()) . "\n";
     $form .= Html::hidden('refid', $priorRevId, array('id' => 'mw-fr-input-refid')) . "\n";
     $form .= Html::hidden('oldid', $revId, array('id' => 'mw-fr-input-oldid')) . "\n";
     $form .= Html::hidden('wpEditToken', $this->user->getEditToken()) . "\n";
     $form .= Html::hidden('changetime', $reviewTime, array('id' => 'mw-fr-input-changetime')) . "\n";
     // id for JS
     $form .= Html::hidden('userreviewing', (int) ($u === $this->user->getName()), array('id' => 'mw-fr-user-reviewing')) . "\n";
     // id for JS
     # Add review parameters
     $form .= Html::hidden('templateParams', $templateParams) . "\n";
     $form .= Html::hidden('imageParams', $imageParams) . "\n";
     $form .= Html::hidden('fileVersion', $fileVersion) . "\n";
     # Special token to discourage fiddling...
     $key = $this->request->getSessionData('wsFlaggedRevsKey');
     $checkCode = RevisionReviewForm::validationKey($templateParams, $imageParams, $fileVersion, $revId, $key);
     $form .= Html::hidden('validatedParams', $checkCode) . "\n";
     $form .= Xml::closeElement('fieldset') . "\n";
     $form .= Xml::closeElement('form') . "\n";
     return array($form, true);
 }