/**
* Hook for diff view, giving us a chance to insert a removal
* tab on old version views.
*
* @param $diff
* @param $oldRev
* @param Revision $newRev
*/
function hrDiffViewHeaderHook($diff, $oldRev, $newRev)
{
if (!empty($newRev) && $newRev->getId()) {
hrInstallTab($newRev->getId());
}
return true;
}
/**
* Get template and image versions from parsing a revision
* @param Page $article
* @param Revision $rev
* @param User $user
* @param string $regen use 'regen' to force regeneration
* @return array( templateIds, fileSHA1Keys )
* templateIds like ParserOutput->mTemplateIds
* fileSHA1Keys like ParserOutput->mImageTimeKeys
*/
public static function getRevIncludes(Page $article, Revision $rev, User $user, $regen = '')
{
global $wgParser, $wgMemc;
wfProfileIn(__METHOD__);
$versions = false;
$key = self::getCacheKey($article->getTitle(), $rev->getId());
if ($regen !== 'regen') {
// check cache
$versions = FlaggedRevs::getMemcValue($wgMemc->get($key), $article, 'allowStale');
}
if (!is_array($versions)) {
// cache miss
$pOut = false;
if ($rev->isCurrent()) {
$parserCache = ParserCache::singleton();
# Try current version parser cache (as anon)...
$pOut = $parserCache->get($article, $article->makeParserOptions($user));
if ($pOut == false && $rev->getUser()) {
// try the user who saved the change
$author = User::newFromId($rev->getUser());
$pOut = $parserCache->get($article, $article->makeParserOptions($author));
}
}
// ParserOutput::mImageTimeKeys wasn't always there
if ($pOut == false || !FlaggedRevs::parserOutputIsVersioned($pOut)) {
$title = $article->getTitle();
$pOpts = ParserOptions::newFromUser($user);
// Note: tidy off
$pOut = $wgParser->parse($rev->getText(), $title, $pOpts, true, true, $rev->getId());
}
# Get the template/file versions used...
$versions = array($pOut->getTemplateIds(), $pOut->getFileSearchOptions());
# Save to cache (check cache expiry for dynamic elements)...
$data = FlaggedRevs::makeMemcObj($versions);
$wgMemc->set($key, $data, $pOut->getCacheExpiry());
} else {
$tVersions =& $versions[0];
// templates
# Do a link batch query for page_latest...
$lb = new LinkBatch();
foreach ($tVersions as $ns => $tmps) {
foreach ($tmps as $dbKey => $revIdDraft) {
$lb->add($ns, $dbKey);
}
}
$lb->execute();
# Update array with the current page_latest values.
# This kludge is there since $newTemplates (thus $revIdDraft) is cached.
foreach ($tVersions as $ns => &$tmps) {
foreach ($tmps as $dbKey => &$revIdDraft) {
$title = Title::makeTitle($ns, $dbKey);
$revIdDraft = (int) $title->getLatestRevID();
}
}
}
wfProfileOut(__METHOD__);
return $versions;
}
/**
* Get template and image versions from parsing a revision
* @param Page $article
* @param Revision $rev
* @param User $user
* @param string $regen use 'regen' to force regeneration
* @return array( templateIds, fileSHA1Keys )
* templateIds like ParserOutput->mTemplateIds
* fileSHA1Keys like ParserOutput->mImageTimeKeys
*/
public static function getRevIncludes(Page $article, Revision $rev, User $user, $regen = '')
{
global $wgMemc;
wfProfileIn(__METHOD__);
$key = self::getCacheKey($article->getTitle(), $rev->getId());
if ($regen === 'regen') {
$versions = false;
// skip cache
} elseif ($rev->isCurrent()) {
// Check cache entry against page_touched
$versions = FlaggedRevs::getMemcValue($wgMemc->get($key), $article);
} else {
// Old revs won't always be invalidated with template/file changes.
// Also, we don't care if page_touched changed due to a direct edit.
$versions = FlaggedRevs::getMemcValue($wgMemc->get($key), $article, 'allowStale');
if (is_array($versions)) {
// entry exists
// Sanity check that the cache is reasonably up to date
list($templates, $files) = $versions;
if (self::templatesStale($templates) || self::filesStale($files)) {
$versions = false;
// no good
}
}
}
if (!is_array($versions)) {
// cache miss
$pOut = false;
if ($rev->isCurrent()) {
$parserCache = ParserCache::singleton();
# Try current version parser cache for this user...
$pOut = $parserCache->get($article, $article->makeParserOptions($user));
if ($pOut == false) {
# Try current version parser cache for the revision author...
$optsUser = $rev->getUser() ? User::newFromId($rev->getUser()) : 'canonical';
$pOut = $parserCache->get($article, $article->makeParserOptions($optsUser));
}
}
// ParserOutput::mImageTimeKeys wasn't always there
if ($pOut == false || !FlaggedRevs::parserOutputIsVersioned($pOut)) {
$content = $rev->getContent(Revision::RAW);
if (!$content) {
// Just for extra sanity
$pOut = new ParserOutput();
} else {
$pOut = $content->getParserOutput($article->getTitle(), $rev->getId(), ParserOptions::newFromUser($user));
}
}
# Get the template/file versions used...
$versions = array($pOut->getTemplateIds(), $pOut->getFileSearchOptions());
# Save to cache (check cache expiry for dynamic elements)...
$data = FlaggedRevs::makeMemcObj($versions);
$wgMemc->set($key, $data, $pOut->getCacheExpiry());
}
wfProfileOut(__METHOD__);
return $versions;
}
/**
* Get the HTML link to the diff.
* Overridden by RevDelArchiveItem
* @return string
*/
protected function getDiffLink()
{
if ($this->isDeleted() && !$this->canViewContent()) {
return $this->list->msg('diff')->escaped();
} else {
return Linker::linkKnown($this->list->title, $this->list->msg('diff')->escaped(), array(), array('diff' => $this->revision->getId(), 'oldid' => 'prev', 'unhide' => 1));
}
}
protected function assertRevEquals(Revision $orig, Revision $rev = null)
{
$this->assertNotNull($rev, 'missing revision');
$this->assertEquals($orig->getId(), $rev->getId());
$this->assertEquals($orig->getPage(), $rev->getPage());
$this->assertEquals($orig->getTimestamp(), $rev->getTimestamp());
$this->assertEquals($orig->getUser(), $rev->getUser());
$this->assertEquals($orig->getSha1(), $rev->getSha1());
}
public static function runForTitleInternal(Title $title, Revision $revision, $fname)
{
global $wgParser, $wgContLang;
wfProfileIn($fname . '-parse');
$options = ParserOptions::newFromUserAndLang(new User(), $wgContLang);
$parserOutput = $wgParser->parse($revision->getText(), $title, $options, true, true, $revision->getId());
wfProfileOut($fname . '-parse');
wfProfileIn($fname . '-update');
$updates = $parserOutput->getSecondaryDataUpdates($title, false);
DataUpdate::runUpdates($updates);
wfProfileOut($fname . '-update');
}
/**
* Load revision metadata for the specified articles. If newid is 0, then compare
* the old article in oldid to the current article; if oldid is 0, then
* compare the current article to the immediately previous one (ignoring the
* value of newid).
*
* If oldid is false, leave the corresponding revision object set
* to false. This is impossible via ordinary user input, and is provided for
* API convenience.
*
* @return bool
*/
public function loadRevisionData()
{
if ($this->mRevisionsLoaded) {
return true;
}
// Whether it succeeds or fails, we don't want to try again
$this->mRevisionsLoaded = true;
$this->loadRevisionIds();
// Load the new revision object
if ($this->mNewid) {
$this->mNewRev = Revision::newFromId($this->mNewid);
} else {
$this->mNewRev = Revision::newFromTitle($this->getTitle(), false, Revision::READ_NORMAL);
}
if (!$this->mNewRev instanceof Revision) {
return false;
}
// Update the new revision ID in case it was 0 (makes life easier doing UI stuff)
$this->mNewid = $this->mNewRev->getId();
$this->mNewPage = $this->mNewRev->getTitle();
// Load the old revision object
$this->mOldRev = false;
if ($this->mOldid) {
$this->mOldRev = Revision::newFromId($this->mOldid);
} elseif ($this->mOldid === 0) {
$rev = $this->mNewRev->getPrevious();
if ($rev) {
$this->mOldid = $rev->getId();
$this->mOldRev = $rev;
} else {
// No previous revision; mark to show as first-version only.
$this->mOldid = false;
$this->mOldRev = false;
}
}
/* elseif ( $this->mOldid === false ) leave mOldRev false; */
if (is_null($this->mOldRev)) {
return false;
}
if ($this->mOldRev) {
$this->mOldPage = $this->mOldRev->getTitle();
}
// Load tags information for both revisions
$dbr = wfGetDB(DB_SLAVE);
if ($this->mOldid !== false) {
$this->mOldTags = $dbr->selectField('tag_summary', 'ts_tags', array('ts_rev_id' => $this->mOldid), __METHOD__);
} else {
$this->mOldTags = false;
}
$this->mNewTags = $dbr->selectField('tag_summary', 'ts_tags', array('ts_rev_id' => $this->mNewid), __METHOD__);
return true;
}
/**
* Get text of an article from database
* Does *NOT* follow redirects.
*
* @return mixed string containing article contents, or false if null
*/
function fetchContent()
{
if ($this->mContentLoaded) {
return $this->mContent;
}
wfProfileIn(__METHOD__);
$this->mContentLoaded = true;
$oldid = $this->getOldID();
# Pre-fill content with error message so that if something
# fails we'll have something telling us what we intended.
$t = $this->getTitle()->getPrefixedText();
$d = $oldid ? wfMsgExt('missingarticle-rev', array('escape'), $oldid) : '';
$this->mContent = wfMsgNoTrans('missing-article', $t, $d);
if ($oldid) {
# $this->mRevision might already be fetched by getOldIDFromRequest()
if (!$this->mRevision) {
$this->mRevision = Revision::newFromId($oldid);
if (!$this->mRevision) {
wfDebug(__METHOD__ . " failed to retrieve specified revision, id {$oldid}\n");
Wikia::log(__METHOD__, 1, "failed to retrieve specified revision, title '{$t}', id {$oldid}", true);
# Wikia change - @author macbre
wfProfileOut(__METHOD__);
return false;
}
}
} else {
if (!$this->mPage->getLatest()) {
wfDebug(__METHOD__ . " failed to find page data for title " . $this->getTitle()->getPrefixedText() . "\n");
wfProfileOut(__METHOD__);
return false;
}
$this->mRevision = $this->mPage->getRevision();
if (!$this->mRevision) {
wfDebug(__METHOD__ . " failed to retrieve current page, rev_id " . $this->mPage->getLatest() . "\n");
Wikia::log(__METHOD__, 3, "failed to retrieve current page, title '{$t}', rev_id " . $this->mPage->getLatest(), true);
# Wikia change - @author macbre
wfProfileOut(__METHOD__);
return false;
}
}
// @todo FIXME: Horrible, horrible! This content-loading interface just plain sucks.
// We should instead work with the Revision object when we need it...
$this->mContent = $this->mRevision->getText(Revision::FOR_THIS_USER);
// Loads if user is allowed
$this->mRevIdFetched = $this->mRevision->getId();
wfRunHooks('ArticleAfterFetchContent', array(&$this, &$this->mContent));
wfProfileOut(__METHOD__);
return $this->mContent;
}
/**
* Find the latest revision of the article that does not contain spam and revert to it
*/
function cleanupArticle(Revision $rev, $regexes, $match)
{
$title = $rev->getTitle();
$revId = $rev->getId();
while ($rev) {
$matches = false;
foreach ($regexes as $regex) {
$matches = $matches || preg_match($regex, $rev->getText());
}
if (!$matches) {
// Didn't find any spam
break;
}
# Revision::getPrevious can't be used in this way before MW 1.6 (Revision.php 1.26)
#$rev = $rev->getPrevious();
$revId = $title->getPreviousRevisionID($revId);
if ($revId) {
$rev = Revision::newFromTitle($title, $revId);
} else {
$rev = false;
}
}
$dbw = wfGetDB(DB_MASTER);
$dbw->begin();
if (!$rev) {
// Didn't find a non-spammy revision, delete the page
/*
print "All revisions are spam, deleting...\n";
$article = new Article( $title );
$article->doDeleteArticle( "All revisions matched the spam blacklist" );
*/
// Too scary, blank instead
print "All revisions are spam, blanking...\n";
$text = '';
$comment = "All revisions matched the spam blacklist ({$match}), blanking";
} else {
// Revert to this revision
$text = $rev->getText();
$comment = "Cleaning up links to {$match}";
}
$wikiPage = new WikiPage($title);
$wikiPage->doEdit($text, $comment);
$dbw->commit();
}
/**
* Render the inline difference between two revisions
* using InlineDiffEngine
*/
function showDiff()
{
$ctx = MobileContext::singleton();
$prevId = $this->prevRev ? $this->prevRev->getId() : 0;
$unhide = (bool) $this->getRequest()->getVal('unhide');
$contentHandler = $this->rev->getContentHandler();
$de = $contentHandler->createDifferenceEngine($this->getContext(), $prevId, $this->revId);
// HACK:
if (get_class($de) == 'DifferenceEngine') {
$de = new $this->diffClass($this->getContext(), $prevId, $this->revId, 0, false, $unhide);
} else {
$de->showDiffPage();
return;
}
$this->mDiffEngine = $de;
$diff = $de->getDiffBody();
if (!$prevId) {
$audience = $unhide ? Revision::FOR_THIS_USER : Revision::FOR_PUBLIC;
$diff = '<ins>' . nl2br(htmlspecialchars($this->rev->getText($audience))) . '</ins>';
}
$warnings = $de->getWarningMessageText();
if ($warnings) {
$warnings = MobileUI::warningBox($warnings);
}
$this->getOutput()->addHtml($warnings . '<div id="mw-mf-minidiff">' . $diff . '</div>');
$prev = $this->rev->getPrevious();
$next = $this->rev->getNext();
if ($prev || $next) {
$history = Html::openElement('ul', array('class' => 'hlist revision-history-links'));
if ($prev) {
$history .= Html::openElement('li') . Html::element('a', array('href' => SpecialPage::getTitleFor('MobileDiff', $prev->getId())->getLocalUrl()), $this->msg('previousdiff')) . Html::closeElement('li');
}
if ($next) {
$history .= Html::openElement('li') . Html::element('a', array('href' => SpecialPage::getTitleFor('MobileDiff', $next->getId())->getLocalUrl()), $this->msg('nextdiff')) . Html::closeElement('li');
}
$history .= Html::closeElement('ul');
$this->getOutput()->addHtml($history);
}
}
/**
* Executes the real stuff. No checks done!
* @param User $user
* @param Revision $revision
* @param null|string $comment
* @return Bool, whether the action was recorded.
*/
public static function doReview(User $user, Revision $revision, $comment = null)
{
$dbw = wfGetDB(DB_MASTER);
$table = 'translate_reviews';
$row = array('trr_user' => $user->getId(), 'trr_page' => $revision->getPage(), 'trr_revision' => $revision->getId());
$options = array('IGNORE');
$dbw->insert($table, $row, __METHOD__, $options);
if (!$dbw->affectedRows()) {
return false;
}
$title = $revision->getTitle();
$entry = new ManualLogEntry('translationreview', 'message');
$entry->setPerformer($user);
$entry->setTarget($title);
$entry->setComment($comment);
$entry->setParameters(array('4::revision' => $revision->getId()));
$logid = $entry->insert();
$entry->publish($logid);
$handle = new MessageHandle($title);
Hooks::run('TranslateEventTranslationReview', array($handle));
return true;
}
/**
* @param Revision $rev
* @param string $prefix
* @return string
*/
private function diffHeader($rev, $prefix)
{
$isDeleted = !($rev->getId() && $rev->getTitle());
if ($isDeleted) {
/// @todo FIXME: $rev->getTitle() is null for deleted revs...?
$targetPage = $this->getPageTitle();
$targetQuery = array('target' => $this->mTargetObj->getPrefixedText(), 'timestamp' => wfTimestamp(TS_MW, $rev->getTimestamp()));
} else {
/// @todo FIXME: getId() may return non-zero for deleted revs...
$targetPage = $rev->getTitle();
$targetQuery = array('oldid' => $rev->getId());
}
// Add show/hide deletion links if available
$user = $this->getUser();
$lang = $this->getLanguage();
$rdel = Linker::getRevDeleteLink($user, $rev, $this->mTargetObj);
if ($rdel) {
$rdel = " {$rdel}";
}
$minor = $rev->isMinor() ? ChangesList::flag('minor') : '';
$tags = wfGetDB(DB_SLAVE)->selectField('tag_summary', 'ts_tags', array('ts_rev_id' => $rev->getId()), __METHOD__);
$tagSummary = ChangeTags::formatSummaryRow($tags, 'deleteddiff');
// FIXME This is reimplementing DifferenceEngine#getRevisionHeader
// and partially #showDiffPage, but worse
return '<div id="mw-diff-' . $prefix . 'title1"><strong>' . Linker::link($targetPage, $this->msg('revisionasof', $lang->userTimeAndDate($rev->getTimestamp(), $user), $lang->userDate($rev->getTimestamp(), $user), $lang->userTime($rev->getTimestamp(), $user))->escaped(), array(), $targetQuery) . '</strong></div>' . '<div id="mw-diff-' . $prefix . 'title2">' . Linker::revUserTools($rev) . '<br />' . '</div>' . '<div id="mw-diff-' . $prefix . 'title3">' . $minor . Linker::revComment($rev) . $rdel . '<br />' . '</div>' . '<div id="mw-diff-' . $prefix . 'title5">' . $tagSummary[0] . '<br />' . '</div>';
}
/**
* Render the contribution of the pagerevision (time, bytes added/deleted, pagename comment)
* @param Revision $rev
*/
protected function showContributionsRow(Revision $rev)
{
$user = $this->getUser();
$userId = $rev->getUser(Revision::FOR_THIS_USER, $user);
if ($userId === 0) {
$username = IP::prettifyIP($rev->getUserText(Revision::RAW));
$isAnon = true;
} else {
$username = $rev->getUserText(Revision::FOR_THIS_USER, $user);
$isAnon = false;
}
// FIXME: Style differently user comment when this is the case
if ($rev->userCan(Revision::DELETED_COMMENT, $user)) {
$comment = $rev->getComment(Revision::FOR_THIS_USER, $user);
$comment = $this->formatComment($comment, $this->title);
} else {
$comment = $this->msg('rev-deleted-comment')->plain();
}
$ts = $rev->getTimestamp();
$this->renderListHeaderWhereNeeded($this->getLanguage()->userDate($ts, $this->getUser()));
$ts = new MWTimestamp($ts);
if ($rev->userCan(Revision::DELETED_TEXT, $user)) {
$diffLink = SpecialPage::getTitleFor('MobileDiff', $rev->getId())->getLocalUrl();
} else {
$diffLink = false;
}
// FIXME: Style differently user comment when this is the case
if (!$rev->userCan(Revision::DELETED_USER, $user)) {
$username = $this->msg('rev-deleted-user')->plain();
}
$bytes = null;
if (isset($this->prevLengths[$rev->getParentId()])) {
$bytes = $rev->getSize() - $this->prevLengths[$rev->getParentId()];
}
$isMinor = $rev->isMinor();
$this->renderFeedItemHtml($ts, $diffLink, $username, $comment, $rev->getTitle(), $isAnon, $bytes, $isMinor);
}
/**
* saveComplete -- hook
*
* @static
* @access public
*
* @param WikiPage $oArticle,
* @param User $User
*
* @author Piotr Molski (MoLi)
* @return true
*/
public static function saveComplete(&$oArticle, &$oUser, $text, $summary, $minor, $undef1, $undef2, &$flags, Revision $oRevision, &$status, $baseRevId)
{
global $wgCityId;
wfProfileIn(__METHOD__);
$revId = $pageId = 0;
if (is_object($oArticle) && $oUser instanceof User) {
# revision
if ($oRevision instanceof Revision) {
$revId = $oRevision->getId();
$pageId = $oRevision->getPage();
}
if (empty($revId)) {
$revId = $oArticle->getTitle()->getLatestRevID(Title::GAID_FOR_UPDATE);
}
# article
if (empty($pageId) || $pageId < 0) {
$pageId = $oArticle->getID();
}
if ($revId > 0 && $pageId > 0) {
$key = isset($status->value['new']) && $status->value['new'] == 1 ? 'create' : 'edit';
$oScribeProducer = new ScribeProducer($key, $pageId, $revId, 0, !empty($undef1) ? 1 : 0);
if (is_object($oScribeProducer)) {
$oScribeProducer->send_log();
}
} else {
Wikia::log(__METHOD__, "error", "Cannot send log via scribe ({$wgCityId}): revision not found for page: {$pageId}");
}
} else {
$isArticle = is_object($oArticle);
$isUser = is_object($oUser);
Wikia::log(__METHOD__, "error", "Cannot send log via scribe ({$wgCityId}): invalid user: {$isUser}, invalid article: {$isArticle}");
}
wfProfileOut(__METHOD__);
return true;
}
protected function getParserOutput(WikiPage $page, Revision $rev)
{
$parserOptions = $page->makeParserOptions($this->getContext());
if (!$rev->isCurrent() || !$rev->getTitle()->quickUserCan("edit")) {
$parserOptions->setEditSection(false);
}
$parserOutput = $page->getParserOutput($parserOptions, $rev->getId());
return $parserOutput;
}
/**
* Create radio buttons for page history
*
* @param Revision $rev
* @param bool $firstInList Is this version the first one?
*
* @return string HTML output for the radio buttons
*/
function diffButtons($rev, $firstInList)
{
if ($this->getNumRows() > 1) {
$id = $rev->getId();
$radio = array('type' => 'radio', 'value' => $id);
/** @todo Move title texts to javascript */
if ($firstInList) {
$first = Xml::element('input', array_merge($radio, array('style' => 'visibility:hidden', 'name' => 'oldid', 'id' => 'mw-oldid-null')));
$checkmark = array('checked' => 'checked');
} else {
# Check visibility of old revisions
if (!$rev->userCan(Revision::DELETED_TEXT, $this->getUser())) {
$radio['disabled'] = 'disabled';
$checkmark = array();
// We will check the next possible one
} elseif (!$this->oldIdChecked) {
$checkmark = array('checked' => 'checked');
$this->oldIdChecked = $id;
} else {
$checkmark = array();
}
$first = Xml::element('input', array_merge($radio, $checkmark, array('name' => 'oldid', 'id' => "mw-oldid-{$id}")));
$checkmark = array();
}
$second = Xml::element('input', array_merge($radio, $checkmark, array('name' => 'diff', 'id' => "mw-diff-{$id}")));
return $first . $second;
} else {
return '';
}
}
/**
* Purge caches on page update etc
*
* @param Title $title
* @param Revision|null $revision Revision that was just saved, may be null
*/
public static function onArticleEdit(Title $title, Revision $revision = null)
{
// Invalidate caches of articles which include this page
DeferredUpdates::addUpdate(new HTMLCacheUpdate($title, 'templatelinks'));
// Invalidate the caches of all pages which redirect here
DeferredUpdates::addUpdate(new HTMLCacheUpdate($title, 'redirect'));
MediaWikiServices::getInstance()->getLinkCache()->invalidateTitle($title);
// Purge CDN for this page only
$title->purgeSquid();
// Clear file cache for this page only
HTMLFileCache::clearFileCache($title);
$revid = $revision ? $revision->getId() : null;
DeferredUpdates::addCallableUpdate(function () use($title, $revid) {
InfoAction::invalidateCache($title, $revid);
});
}
protected static function getDiffRevMsgAndClass(Revision $rev, FlaggedRevision $srev = null)
{
$tier = FlaggedRevision::getRevQuality($rev->getId());
if ($tier !== false) {
$msg = $tier ? 'revreview-hist-quality' : 'revreview-hist-basic';
} else {
$msg = $srev && $rev->getTimestamp() > $srev->getRevTimestamp() ? 'revreview-hist-pending' : 'revreview-hist-draft';
}
$css = FlaggedRevsXML::getQualityColor($tier);
return array($msg, $css);
}
/**
* @param Skin $skin
* @param Title $title
* @param Revision $revision
* @param Revision $undoAfterRevision
* @return String Undo Link
*/
public static function generateUndoLink($skin, $title, $revision, $undoAfterRevision)
{
if (!$revision instanceof Revision || !$undoAfterRevision instanceof Revision || !$title instanceof Title || !$skin instanceof Skin) {
return null;
}
# Create undo tooltip for the first (=latest) line only
$undoTooltip = $revision->isCurrent() ? array('title' => wfMsg('tooltip-undo')) : array();
$undolink = $skin->link($title, wfMsgHtml('editundo'), $undoTooltip, array('action' => 'edit', 'undoafter' => $undoAfterRevision->getId(), 'undo' => $revision->getId()), array('known', 'noclasses'));
return "<span class=\"mw-history-undo\">{$undolink}</span>";
}
/**
* Extract information from the Revision
*
* @param Revision $revision
* @param object $row Should have a field 'ts_tags' if $this->fld_tags is set
* @return array
*/
protected function extractRevisionInfo(Revision $revision, $row)
{
$title = $revision->getTitle();
$user = $this->getUser();
$vals = array();
$anyHidden = false;
if ($this->fld_ids) {
$vals['revid'] = intval($revision->getId());
if (!is_null($revision->getParentId())) {
$vals['parentid'] = intval($revision->getParentId());
}
}
if ($this->fld_flags) {
$vals['minor'] = $revision->isMinor();
}
if ($this->fld_user || $this->fld_userid) {
if ($revision->isDeleted(Revision::DELETED_USER)) {
$vals['userhidden'] = true;
$anyHidden = true;
}
if ($revision->userCan(Revision::DELETED_USER, $user)) {
if ($this->fld_user) {
$vals['user'] = $revision->getUserText(Revision::RAW);
}
$userid = $revision->getUser(Revision::RAW);
if (!$userid) {
$vals['anon'] = true;
}
if ($this->fld_userid) {
$vals['userid'] = $userid;
}
}
}
if ($this->fld_timestamp) {
$vals['timestamp'] = wfTimestamp(TS_ISO_8601, $revision->getTimestamp());
}
if ($this->fld_size) {
if (!is_null($revision->getSize())) {
$vals['size'] = intval($revision->getSize());
} else {
$vals['size'] = 0;
}
}
if ($this->fld_sha1) {
if ($revision->isDeleted(Revision::DELETED_TEXT)) {
$vals['sha1hidden'] = true;
$anyHidden = true;
}
if ($revision->userCan(Revision::DELETED_TEXT, $user)) {
if ($revision->getSha1() != '') {
$vals['sha1'] = wfBaseConvert($revision->getSha1(), 36, 16, 40);
} else {
$vals['sha1'] = '';
}
}
}
if ($this->fld_contentmodel) {
$vals['contentmodel'] = $revision->getContentModel();
}
if ($this->fld_comment || $this->fld_parsedcomment) {
if ($revision->isDeleted(Revision::DELETED_COMMENT)) {
$vals['commenthidden'] = true;
$anyHidden = true;
}
if ($revision->userCan(Revision::DELETED_COMMENT, $user)) {
$comment = $revision->getComment(Revision::RAW);
if ($this->fld_comment) {
$vals['comment'] = $comment;
}
if ($this->fld_parsedcomment) {
$vals['parsedcomment'] = Linker::formatComment($comment, $title);
}
}
}
if ($this->fld_tags) {
if ($row->ts_tags) {
$tags = explode(',', $row->ts_tags);
ApiResult::setIndexedTagName($tags, 'tag');
$vals['tags'] = $tags;
} else {
$vals['tags'] = array();
}
}
$content = null;
global $wgParser;
if ($this->fetchContent) {
$content = $revision->getContent(Revision::FOR_THIS_USER, $this->getUser());
// Expand templates after getting section content because
// template-added sections don't count and Parser::preprocess()
// will have less input
if ($content && $this->section !== false) {
$content = $content->getSection($this->section, false);
if (!$content) {
$this->dieUsage("There is no section {$this->section} in r" . $revision->getId(), 'nosuchsection');
}
}
if ($revision->isDeleted(Revision::DELETED_TEXT)) {
$vals['texthidden'] = true;
$anyHidden = true;
} elseif (!$content) {
$vals['textmissing'] = true;
}
}
if ($this->fld_content && $content) {
$text = null;
if ($this->generateXML) {
if ($content->getModel() === CONTENT_MODEL_WIKITEXT) {
$t = $content->getNativeData();
# note: don't set $text
$wgParser->startExternalParse($title, ParserOptions::newFromContext($this->getContext()), Parser::OT_PREPROCESS);
$dom = $wgParser->preprocessToDom($t);
if (is_callable(array($dom, 'saveXML'))) {
$xml = $dom->saveXML();
} else {
$xml = $dom->__toString();
}
$vals['parsetree'] = $xml;
} else {
$vals['badcontentformatforparsetree'] = true;
$this->setWarning("Conversion to XML is supported for wikitext only, " . $title->getPrefixedDBkey() . " uses content model " . $content->getModel());
}
}
if ($this->expandTemplates && !$this->parseContent) {
#XXX: implement template expansion for all content types in ContentHandler?
if ($content->getModel() === CONTENT_MODEL_WIKITEXT) {
$text = $content->getNativeData();
$text = $wgParser->preprocess($text, $title, ParserOptions::newFromContext($this->getContext()));
} else {
$this->setWarning("Template expansion is supported for wikitext only, " . $title->getPrefixedDBkey() . " uses content model " . $content->getModel());
$vals['badcontentformat'] = true;
$text = false;
}
}
if ($this->parseContent) {
$po = $content->getParserOutput($title, $revision->getId(), ParserOptions::newFromContext($this->getContext()));
$text = $po->getText();
}
if ($text === null) {
$format = $this->contentFormat ? $this->contentFormat : $content->getDefaultFormat();
$model = $content->getModel();
if (!$content->isSupportedFormat($format)) {
$name = $title->getPrefixedDBkey();
$this->setWarning("The requested format {$this->contentFormat} is not " . "supported for content model {$model} used by {$name}");
$vals['badcontentformat'] = true;
$text = false;
} else {
$text = $content->serialize($format);
// always include format and model.
// Format is needed to deserialize, model is needed to interpret.
$vals['contentformat'] = $format;
$vals['contentmodel'] = $model;
}
}
if ($text !== false) {
ApiResult::setContentValue($vals, 'content', $text);
}
}
if ($content && (!is_null($this->diffto) || !is_null($this->difftotext))) {
static $n = 0;
// Number of uncached diffs we've had
if ($n < $this->getConfig()->get('APIMaxUncachedDiffs')) {
$vals['diff'] = array();
$context = new DerivativeContext($this->getContext());
$context->setTitle($title);
$handler = $revision->getContentHandler();
if (!is_null($this->difftotext)) {
$model = $title->getContentModel();
if ($this->contentFormat && !ContentHandler::getForModelID($model)->isSupportedFormat($this->contentFormat)) {
$name = $title->getPrefixedDBkey();
$this->setWarning("The requested format {$this->contentFormat} is not " . "supported for content model {$model} used by {$name}");
$vals['diff']['badcontentformat'] = true;
$engine = null;
} else {
$difftocontent = ContentHandler::makeContent($this->difftotext, $title, $model, $this->contentFormat);
$engine = $handler->createDifferenceEngine($context);
$engine->setContent($content, $difftocontent);
}
} else {
$engine = $handler->createDifferenceEngine($context, $revision->getID(), $this->diffto);
$vals['diff']['from'] = $engine->getOldid();
$vals['diff']['to'] = $engine->getNewid();
}
if ($engine) {
$difftext = $engine->getDiffBody();
ApiResult::setContentValue($vals['diff'], 'body', $difftext);
if (!$engine->wasCacheHit()) {
$n++;
}
}
} else {
$vals['diff']['notcached'] = true;
}
}
if ($anyHidden && $revision->isDeleted(Revision::DELETED_RESTRICTED)) {
$vals['suppressed'] = true;
}
return $vals;
}
/**
* @param $title Title
* @param $revision Revision
* @param $fname string
* @return void
*/
public static function runForTitleInternal(Title $title, Revision $revision, $fname)
{
wfProfileIn($fname);
$content = $revision->getContent(Revision::RAW);
if (!$content) {
// if there is no content, pretend the content is empty
$content = $revision->getContentHandler()->makeEmptyContent();
}
// Revision ID must be passed to the parser output to get revision variables correct
$parserOutput = $content->getParserOutput($title, $revision->getId(), null, false);
$updates = $content->getSecondaryDataUpdates($title, null, false, $parserOutput);
DataUpdate::runUpdates($updates);
InfoAction::invalidateCache($title);
wfProfileOut($fname);
}
/**
* Do standard deferred updates after page edit.
* Update links tables, site stats, search index and message cache.
* Purges pages that include this page if the text was changed here.
* Every 100th edit, prune the recent changes table.
*
* @param $revision Revision object
* @param $user User object that did the revision
* @param $options Array of options, following indexes are used:
* - changed: boolean, whether the revision changed the content (default true)
* - created: boolean, whether the revision created the page (default false)
* - oldcountable: boolean or null (default null):
* - boolean: whether the page was counted as an article before that
* revision, only used in changed is true and created is false
* - null: don't change the article count
*/
public function doEditUpdates(Revision $revision, User $user, array $options = array())
{
global $wgEnableParserCache;
wfProfileIn(__METHOD__);
$options += array('changed' => true, 'created' => false, 'oldcountable' => null);
$content = $revision->getContent();
# Parse the text
# Be careful not to double-PST: $text is usually already PST-ed once
if (!$this->mPreparedEdit || $this->mPreparedEdit->output->getFlag('vary-revision')) {
wfDebug(__METHOD__ . ": No prepared edit or vary-revision is set...\n");
$editInfo = $this->prepareContentForEdit($content, $revision->getId(), $user);
} else {
wfDebug(__METHOD__ . ": No vary-revision, using prepared edit...\n");
$editInfo = $this->mPreparedEdit;
}
# Save it to the parser cache
if ($wgEnableParserCache) {
$parserCache = ParserCache::singleton();
$parserCache->save($editInfo->output, $this, $editInfo->popts);
}
# Update the links tables and other secondary data
$updates = $content->getSecondaryDataUpdates($this->getTitle(), null, true, $editInfo->output);
DataUpdate::runUpdates($updates);
wfRunHooks('ArticleEditUpdates', array(&$this, &$editInfo, $options['changed']));
if (wfRunHooks('ArticleEditUpdatesDeleteFromRecentchanges', array(&$this))) {
if (0 == mt_rand(0, 99)) {
// Flush old entries from the `recentchanges` table; we do this on
// random requests so as to avoid an increase in writes for no good reason
global $wgRCMaxAge;
$dbw = wfGetDB(DB_MASTER);
$cutoff = $dbw->timestamp(time() - $wgRCMaxAge);
$dbw->delete('recentchanges', array("rc_timestamp < '{$cutoff}'"), __METHOD__);
}
}
if (!$this->mTitle->exists()) {
wfProfileOut(__METHOD__);
return;
}
$id = $this->getId();
$title = $this->mTitle->getPrefixedDBkey();
$shortTitle = $this->mTitle->getDBkey();
if (!$options['changed']) {
$good = 0;
$total = 0;
} elseif ($options['created']) {
$good = (int) $this->isCountable($editInfo);
$total = 1;
} elseif ($options['oldcountable'] !== null) {
$good = (int) $this->isCountable($editInfo) - (int) $options['oldcountable'];
$total = 0;
} else {
$good = 0;
$total = 0;
}
DeferredUpdates::addUpdate(new SiteStatsUpdate(0, 1, $good, $total));
DeferredUpdates::addUpdate(new SearchUpdate($id, $title, $content->getTextForSearchIndex()));
#@TODO: let the search engine decide what to do with the content object
# If this is another user's talk page, update newtalk.
# Don't do this if $options['changed'] = false (null-edits) nor if
# it's a minor edit and the user doesn't want notifications for those.
if ($options['changed'] && $this->mTitle->getNamespace() == NS_USER_TALK && $shortTitle != $user->getTitleKey() && !($revision->isMinor() && $user->isAllowed('nominornewtalk'))) {
if (wfRunHooks('ArticleEditUpdateNewTalk', array(&$this))) {
$other = User::newFromName($shortTitle, false);
if (!$other) {
wfDebug(__METHOD__ . ": invalid username\n");
} elseif (User::isIP($shortTitle)) {
// An anonymous user
$other->setNewtalk(true, $revision);
} elseif ($other->isLoggedIn()) {
$other->setNewtalk(true, $revision);
} else {
wfDebug(__METHOD__ . ": don't need to notify a nonexistent user\n");
}
}
}
if ($this->mTitle->getNamespace() == NS_MEDIAWIKI) {
#XXX: could skip pseudo-messages like js/css here, based on content model.
$msgtext = $content->getWikitextForTransclusion();
if ($msgtext === false || $msgtext === null) {
$msgtext = '';
}
MessageCache::singleton()->replace($shortTitle, $msgtext);
}
if ($options['created']) {
self::onArticleCreate($this->mTitle);
} else {
self::onArticleEdit($this->mTitle);
}
wfProfileOut(__METHOD__);
}
/**
* Do standard deferred updates after page edit.
* Update links tables, site stats, search index and message cache.
* Purges pages that include this page if the text was changed here.
* Every 100th edit, prune the recent changes table.
*
* @param $revision Revision object
* @param $user User object that did the revision
* @param array $options of options, following indexes are used:
* - changed: boolean, whether the revision changed the content (default true)
* - created: boolean, whether the revision created the page (default false)
* - oldcountable: boolean or null (default null):
* - boolean: whether the page was counted as an article before that
* revision, only used in changed is true and created is false
* - null: don't change the article count
*/
public function doEditUpdates( Revision $revision, User $user, array $options = array() ) {
global $wgEnableParserCache;
wfProfileIn( __METHOD__ );
$options += array( 'changed' => true, 'created' => false, 'oldcountable' => null );
$content = $revision->getContent();
// Parse the text
// Be careful not to do pre-save transform twice: $text is usually
// already pre-save transformed once.
if ( !$this->mPreparedEdit || $this->mPreparedEdit->output->getFlag( 'vary-revision' ) ) {
wfDebug( __METHOD__ . ": No prepared edit or vary-revision is set...\n" );
$editInfo = $this->prepareContentForEdit( $content, $revision->getId(), $user );
} else {
wfDebug( __METHOD__ . ": No vary-revision, using prepared edit...\n" );
$editInfo = $this->mPreparedEdit;
}
// Save it to the parser cache
if ( $wgEnableParserCache ) {
$parserCache = ParserCache::singleton();
$parserCache->save( $editInfo->output, $this, $editInfo->popts );
}
// Update the links tables and other secondary data
if ( $content ) {
$recursive = $options['changed']; // bug 50785
$updates = $content->getSecondaryDataUpdates(
$this->getTitle(), null, $recursive, $editInfo->output );
DataUpdate::runUpdates( $updates );
}
wfRunHooks( 'ArticleEditUpdates', array( &$this, &$editInfo, $options['changed'] ) );
if ( wfRunHooks( 'ArticleEditUpdatesDeleteFromRecentchanges', array( &$this ) ) ) {
if ( 0 == mt_rand( 0, 99 ) ) {
// Flush old entries from the `recentchanges` table; we do this on
// random requests so as to avoid an increase in writes for no good reason
RecentChange::purgeExpiredChanges();
}
}
if ( !$this->exists() ) {
wfProfileOut( __METHOD__ );
return;
}
$id = $this->getId();
$title = $this->mTitle->getPrefixedDBkey();
$shortTitle = $this->mTitle->getDBkey();
if ( !$options['changed'] ) {
$good = 0;
$total = 0;
} elseif ( $options['created'] ) {
$good = (int)$this->isCountable( $editInfo );
$total = 1;
} elseif ( $options['oldcountable'] !== null ) {
$good = (int)$this->isCountable( $editInfo ) - (int)$options['oldcountable'];
$total = 0;
} else {
$good = 0;
$total = 0;
}
DeferredUpdates::addUpdate( new SiteStatsUpdate( 0, 1, $good, $total ) );
DeferredUpdates::addUpdate( new SearchUpdate( $id, $title, $content ) );
// If this is another user's talk page, update newtalk.
// Don't do this if $options['changed'] = false (null-edits) nor if
// it's a minor edit and the user doesn't want notifications for those.
if ( $options['changed']
&& $this->mTitle->getNamespace() == NS_USER_TALK
&& $shortTitle != $user->getTitleKey()
&& !( $revision->isMinor() && $user->isAllowed( 'nominornewtalk' ) )
) {
$recipient = User::newFromName( $shortTitle, false );
if ( !$recipient ) {
wfDebug( __METHOD__ . ": invalid username\n" );
} else {
// Allow extensions to prevent user notification when a new message is added to their talk page
if ( wfRunHooks( 'ArticleEditUpdateNewTalk', array( &$this, $recipient ) ) ) {
if ( User::isIP( $shortTitle ) ) {
// An anonymous user
$recipient->setNewtalk( true, $revision );
} elseif ( $recipient->isLoggedIn() ) {
$recipient->setNewtalk( true, $revision );
} else {
wfDebug( __METHOD__ . ": don't need to notify a nonexistent user\n" );
}
}
}
}
if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
// XXX: could skip pseudo-messages like js/css here, based on content model.
$msgtext = $content ? $content->getWikitextForTransclusion() : null;
if ( $msgtext === false || $msgtext === null ) {
$msgtext = '';
}
MessageCache::singleton()->replace( $shortTitle, $msgtext );
}
if ( $options['created'] ) {
self::onArticleCreate( $this->mTitle );
} else {
self::onArticleEdit( $this->mTitle );
}
wfProfileOut( __METHOD__ );
}
/**
* Update the revision's recentchanges record if fields have been hidden
* @param Revision $rev
* @param int $bitfield new rev_deleted bitfield value
*/
function updateRecentChangesEdits($rev, $bitfield)
{
$this->dbw->update('recentchanges', array('rc_deleted' => $bitfield, 'rc_patrolled' => 1), array('rc_this_oldid' => $rev->getId(), 'rc_timestamp' => $this->dbw->timestamp($rev->getTimestamp())), __METHOD__);
}
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());
}
/**
* Show a row in history, including:
* time of edit
* changed bytes
* name of editor
* comment of edit
* @param Revision $rev Revision id of the row wants to show
* @param Revision|null $prev Revision id of previous Revision to display the difference
*/
protected function showRow(Revision $rev, $prev)
{
$user = $this->getUser();
$userId = $rev->getUser(Revision::FOR_THIS_USER, $user);
if ($userId === 0) {
$username = IP::prettifyIP($rev->getUserText(Revision::RAW));
$isAnon = true;
} else {
$username = $rev->getUserText(Revision::FOR_THIS_USER, $user);
$isAnon = false;
}
// FIXME: Style differently user comment when this is the case
if ($rev->userCan(Revision::DELETED_COMMENT, $user)) {
$comment = $rev->getComment(Revision::FOR_THIS_USER, $user);
$comment = $this->formatComment($comment, $this->title);
} else {
$comment = $this->msg('rev-deleted-comment')->plain();
}
$ts = $rev->getTimestamp();
$this->renderListHeaderWhereNeeded($this->getLanguage()->userDate($ts, $this->getUser()));
$ts = new MWTimestamp($ts);
$canSeeText = $rev->userCan(Revision::DELETED_TEXT, $user);
if ($canSeeText && $prev && $prev->userCan(Revision::DELETED_TEXT, $user)) {
$diffLink = SpecialPage::getTitleFor('MobileDiff', $rev->getId())->getLocalUrl();
} elseif ($canSeeText && $rev->getTitle() !== null) {
$diffLink = $rev->getTitle()->getLocalUrl(array('oldid' => $rev->getId()));
} else {
$diffLink = false;
}
// FIXME: Style differently user comment when this is the case
if (!$rev->userCan(Revision::DELETED_USER, $user)) {
$username = $this->msg('rev-deleted-user')->plain();
}
// When the page is named there is no need to print it in output
if ($this->title) {
$title = null;
} else {
$title = $rev->getTitle();
}
$bytes = $rev->getSize();
if ($prev) {
$bytes -= $prev->getSize();
}
$isMinor = $rev->isMinor();
$this->renderFeedItemHtml($ts, $diffLink, $username, $comment, $title, $isAnon, $bytes, $isMinor);
}
/**
* Get a revision-deletion link, or disabled link, or nothing, depending
* on user permissions & the settings on the revision.
*
* Will use forward-compatible revision ID in the Special:RevDelete link
* if possible, otherwise the timestamp-based ID which may break after
* undeletion.
*
* @param User $user
* @param Revision $rev
* @param Revision $title
* @return string HTML fragment
*/
public static function getRevDeleteLink(User $user, Revision $rev, Title $title)
{
$canHide = $user->isAllowed('deleterevision');
if (!$canHide && !($rev->getVisibility() && $user->isAllowed('deletedhistory'))) {
return '';
}
if (!$rev->userCan(Revision::DELETED_RESTRICTED, $user)) {
return Linker::revDeleteLinkDisabled($canHide);
// revision was hidden from sysops
} else {
if ($rev->getId()) {
// RevDelete links using revision ID are stable across
// page deletion and undeletion; use when possible.
$query = array('type' => 'revision', 'target' => $title->getPrefixedDBkey(), 'ids' => $rev->getId());
} else {
// Older deleted entries didn't save a revision ID.
// We have to refer to these by timestamp, ick!
$query = array('type' => 'archive', 'target' => $title->getPrefixedDBkey(), 'ids' => $rev->getTimestamp());
}
return Linker::revDeleteLink($query, $rev->isDeleted(Revision::DELETED_RESTRICTED), $canHide);
}
}
private function extractRowInfo($row)
{
$revision = new Revision($row);
$title = $revision->getTitle();
$vals = array();
if ($this->fld_ids) {
$vals['revid'] = intval($revision->getId());
// $vals['oldid'] = intval( $row->rev_text_id ); // todo: should this be exposed?
if (!is_null($revision->getParentId())) {
$vals['parentid'] = intval($revision->getParentId());
}
}
if ($this->fld_flags && $revision->isMinor()) {
$vals['minor'] = '';
}
if ($this->fld_user || $this->fld_userid) {
if ($revision->isDeleted(Revision::DELETED_USER)) {
$vals['userhidden'] = '';
} else {
if ($this->fld_user) {
$vals['user'] = $revision->getUserText();
}
$userid = $revision->getUser();
if (!$userid) {
$vals['anon'] = '';
}
if ($this->fld_userid) {
$vals['userid'] = $userid;
}
}
}
if ($this->fld_timestamp) {
$vals['timestamp'] = wfTimestamp(TS_ISO_8601, $revision->getTimestamp());
}
if ($this->fld_size) {
if (!is_null($revision->getSize())) {
$vals['size'] = intval($revision->getSize());
} else {
$vals['size'] = 0;
}
}
if ($this->fld_sha1) {
if ($revision->getSha1() != '') {
$vals['sha1'] = wfBaseConvert($revision->getSha1(), 36, 16, 40);
} else {
$vals['sha1'] = '';
}
}
if ($this->fld_comment || $this->fld_parsedcomment) {
if ($revision->isDeleted(Revision::DELETED_COMMENT)) {
$vals['commenthidden'] = '';
} else {
$comment = $revision->getComment();
if ($this->fld_comment) {
$vals['comment'] = $comment;
}
if ($this->fld_parsedcomment) {
$vals['parsedcomment'] = Linker::formatComment($comment, $title);
}
}
}
if ($this->fld_tags) {
if ($row->ts_tags) {
$tags = explode(',', $row->ts_tags);
$this->getResult()->setIndexedTagName($tags, 'tag');
$vals['tags'] = $tags;
} else {
$vals['tags'] = array();
}
}
if (!is_null($this->token)) {
$tokenFunctions = $this->getTokenFunctions();
foreach ($this->token as $t) {
$val = call_user_func($tokenFunctions[$t], $title->getArticleID(), $title, $revision);
if ($val === false) {
$this->setWarning("Action '{$t}' is not allowed for the current user");
} else {
$vals[$t . 'token'] = $val;
}
}
}
$text = null;
global $wgParser;
if ($this->fld_content || !is_null($this->difftotext)) {
$text = $revision->getText();
// Expand templates after getting section content because
// template-added sections don't count and Parser::preprocess()
// will have less input
if ($this->section !== false) {
$text = $wgParser->getSection($text, $this->section, false);
if ($text === false) {
$this->dieUsage("There is no section {$this->section} in r" . $revision->getId(), 'nosuchsection');
}
}
}
if ($this->fld_content && !$revision->isDeleted(Revision::DELETED_TEXT)) {
if ($this->generateXML) {
$wgParser->startExternalParse($title, ParserOptions::newFromContext($this->getContext()), OT_PREPROCESS);
$dom = $wgParser->preprocessToDom($text);
if (is_callable(array($dom, 'saveXML'))) {
$xml = $dom->saveXML();
} else {
$xml = $dom->__toString();
}
$vals['parsetree'] = $xml;
}
if ($this->expandTemplates && !$this->parseContent) {
$text = $wgParser->preprocess($text, $title, ParserOptions::newFromContext($this->getContext()));
}
if ($this->parseContent) {
$text = $wgParser->parse($text, $title, ParserOptions::newFromContext($this->getContext()))->getText();
}
ApiResult::setContent($vals, $text);
} elseif ($this->fld_content) {
$vals['texthidden'] = '';
}
if (!is_null($this->diffto) || !is_null($this->difftotext)) {
global $wgAPIMaxUncachedDiffs;
static $n = 0;
// Number of uncached diffs we've had
if ($n < $wgAPIMaxUncachedDiffs) {
$vals['diff'] = array();
$context = new DerivativeContext($this->getContext());
$context->setTitle($title);
if (!is_null($this->difftotext)) {
$engine = new DifferenceEngine($context);
$engine->setText($text, $this->difftotext);
} else {
$engine = new DifferenceEngine($context, $revision->getID(), $this->diffto);
$vals['diff']['from'] = $engine->getOldid();
$vals['diff']['to'] = $engine->getNewid();
}
$difftext = $engine->getDiffBody();
ApiResult::setContent($vals['diff'], $difftext);
if (!$engine->wasCacheHit()) {
$n++;
}
} else {
$vals['diff']['notcached'] = '';
}
}
return $vals;
}
/**
* DiffViewHeader hook handler
* @see https://www.mediawiki.org/wiki/Manual:Hooks/DiffViewHeader
*
* Redirect Diff page to mobile version if appropriate
*
* @param DifferenceEngine $diff DifferenceEngine object that's calling
* @param Revision $oldRev Revision object of the "old" revision (may be null/invalid)
* @param Revision $newRev Revision object of the "new" revision
* @return bool
*/
public static function onDiffViewHeader($diff, $oldRev, $newRev)
{
$context = MobileContext::singleton();
// Only do redirects to MobileDiff if user is in mobile view and it's not a special page
if ($context->shouldDisplayMobileView() && !$diff->getContext()->getTitle()->isSpecialPage()) {
$output = $context->getOutput();
$newRevId = $newRev->getId();
// The MobileDiff page currently only supports showing a single revision, so
// only redirect to MobileDiff if we are sure this isn't a multi-revision diff.
if ($oldRev) {
// Get the revision immediately before the new revision
$prevRev = $newRev->getPrevious();
if ($prevRev) {
$prevRevId = $prevRev->getId();
$oldRevId = $oldRev->getId();
if ($prevRevId === $oldRevId) {
$output->redirect(SpecialPage::getTitleFor('MobileDiff', $newRevId)->getFullURL());
}
}
} else {
$output->redirect(SpecialPage::getTitleFor('MobileDiff', $newRevId)->getFullURL());
}
}
return true;
}
function formatRevisionRow($row)
{
global $wgUser, $wgLang;
$rev = new Revision($row);
$stxt = '';
$last = $this->message['last'];
$ts = wfTimestamp(TS_MW, $row->rev_timestamp);
$checkBox = Xml::radio("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)) {
$stxt = $this->sk->formatRevisionSize($size);
}
$comment = $this->sk->revComment($rev);
return "<li>{$checkBox} ({$last}) {$pageLink} . . {$userLink} {$stxt} {$comment}</li>";
}
