/**
* Check that we can perform the rename
*
* @param User $oldUser
* @param User $newUser
*
* @return Status
*/
public function validate(User $oldUser, User $newUser)
{
$status = new Status();
if (!User::isCreatableName($newUser->getName())) {
$status->fatal('centralauth-rename-badusername');
}
$caOldUser = CentralAuthUser::getInstance($oldUser);
if (!$caOldUser->exists()) {
$status->fatal('centralauth-rename-doesnotexist');
}
$caNewUser = CentralAuthUser::getInstance($newUser);
if ($caNewUser->exists()) {
$status->fatal('centralauth-rename-alreadyexists');
}
$unattached = $caNewUser->listUnattached();
if ($unattached) {
$status->fatal('centralauth-rename-unattached-intheway');
}
// Check we're not currently renaming the user
$renameState = $caOldUser->renameInProgress();
if ($renameState) {
$status->fatal('centralauth-rename-alreadyinprogress', $renameState[1]);
}
return $status;
}
/**
* Hook function for EditFilterMergedContent
*
* @param IContextSource $context
* @param Content $content
* @param Status $status
* @param string $summary
* @param User $user
* @param bool $minoredit
*
* @return bool
*/
static function filterMergedContent(IContextSource $context, Content $content, Status $status, $summary, User $user, $minoredit)
{
$title = $context->getTitle();
if (isset($title->spamBlackListFiltered) && $title->spamBlackListFiltered) {
// already filtered
return true;
}
// get the link from the not-yet-saved page content.
// no need to generate html to get external links
$pout = $content->getParserOutput($title, null, null, false);
$links = array_keys($pout->getExternalLinks());
// HACK: treat the edit summary as a link
if ($summary !== '') {
$links[] = $summary;
}
$spamObj = BaseBlacklist::getInstance('spam');
$matches = $spamObj->filter($links, $title);
if ($matches !== false) {
$status->fatal('spamprotectiontext');
foreach ($matches as $match) {
$status->fatal('spamprotectionmatch', $match);
}
}
// Always return true, EditPage will look at $status->isOk().
return true;
}
/**
* MovePageCheckPermissions hook (1.25+)
*
* @param Title $oldTitle
* @param Title $newTitle
* @param User $user
* @param $reason
* @param Status $status
* @return bool
*/
public static function onMovePageCheckPermissions(Title $oldTitle, Title $newTitle, User $user, $reason, Status $status)
{
$titleBlacklist = TitleBlacklist::singleton();
$blacklisted = $titleBlacklist->userCannot($newTitle, $user, 'move');
if (!$blacklisted) {
$blacklisted = $titleBlacklist->userCannot($oldTitle, $user, 'edit');
}
if ($blacklisted instanceof TitleBlacklistEntry) {
$errmsg = $blacklisted->getErrorMessage('move');
ApiBase::$messageMap[$errmsg] = array('code' => $errmsg, 'info' => 'TitleBlacklist prevents this new title from being created or old title from being edited');
$status->fatal($errmsg, $blacklisted->getRaw(), $oldTitle->getFullText(), $newTitle->getFullText());
return false;
}
return true;
}
/**
* Send out the message
*
* @param $data Array
* @return Status
*/
protected function submit(array $data)
{
$spamlist = $this->getSpamlist($data['spamlist']);
// Prep the HTML comment message
$data['comment'] = array($this->getUser()->getName(), wfWikiID(), $spamlist->getFullURL('', false, PROTO_CANONICAL));
// Log it.
$this->logToWiki($spamlist, $data['subject']);
// Insert it into the job queue.
$pages = MassMessage::getParserFunctionTargets($spamlist, $this->getContext());
if (!is_array($pages)) {
$this->status->fatal($pages);
return $this->status;
}
$params = array('data' => $data, 'pages' => $pages);
$job = new MassMessageSubmitJob($spamlist, $params);
JobQueueGroup::singleton()->push($job);
$this->count = count($pages);
return $this->status;
}
/**
* Log an unexpected exception for this backend.
* This also sets the Status object to have a fatal error.
*
* @param Status|null $status
* @param string $func
* @param array $params
* @param string $err Error string
* @param int $code HTTP status
* @param string $desc HTTP status description
*/
public function onError($status, $func, array $params, $err = '', $code = 0, $desc = '')
{
if ($status instanceof Status) {
$status->fatal('backend-fail-internal', $this->name);
}
if ($code == 401) {
// possibly a stale token
$this->srvCache->delete($this->getCredsCacheKey($this->swiftUser));
}
wfDebugLog('SwiftBackend', "HTTP {$code} ({$desc}) in '{$func}' (given '" . FormatJson::encode($params) . "')" . ($err ? ": {$err}" : ""));
}
/**
* @see SwiftFileBackend::doExecuteOpHandlesInternal()
*/
protected function _getResponseDelete(CF_Async_Op $cfOp, Status $status, array $params)
{
try {
$cfOp->getLastResponse();
} catch (NoSuchContainerException $e) {
$status->fatal('backend-fail-delete', $params['src']);
} catch (NoSuchObjectException $e) {
if (empty($params['ignoreMissingSource'])) {
$status->fatal('backend-fail-delete', $params['src']);
}
}
}
/**
* Actually attempt the history move
*
* @todo if all versions of page A are moved to B and then a user
* tries to do a reverse-merge via the "unmerge" log link, then page
* A will still be a redirect (as it was after the original merge),
* though it will have the old revisions back from before (as expected).
* The user may have to "undo" the redirect manually to finish the "unmerge".
* Maybe this should delete redirects at the source page of merges?
*
* @param User $user
* @param string $reason
* @return Status status of the history merge
*/
public function merge(User $user, $reason = '')
{
$status = new Status();
// Check validity and permissions required for merge
$validCheck = $this->isValidMerge();
// Check this first to check for null pages
if (!$validCheck->isOK()) {
return $validCheck;
}
$permCheck = $this->checkPermissions($user, $reason);
if (!$permCheck->isOK()) {
return $permCheck;
}
$this->dbw->update('revision', array('rev_page' => $this->dest->getArticleID()), array('rev_page' => $this->source->getArticleID(), $this->timeWhere), __METHOD__);
// Check if this did anything
$this->revisionsMerged = $this->dbw->affectedRows();
if ($this->revisionsMerged < 1) {
$status->fatal('mergehistory-fail-no-change');
return $status;
}
// Make the source page a redirect if no revisions are left
$haveRevisions = $this->dbw->selectField('revision', 'rev_timestamp', array('rev_page' => $this->source->getArticleID()), __METHOD__, array('FOR UPDATE'));
if (!$haveRevisions) {
if ($reason) {
$reason = wfMessage('mergehistory-comment', $this->source->getPrefixedText(), $this->dest->getPrefixedText(), $reason)->inContentLanguage()->text();
} else {
$reason = wfMessage('mergehistory-autocomment', $this->source->getPrefixedText(), $this->dest->getPrefixedText())->inContentLanguage()->text();
}
$contentHandler = ContentHandler::getForTitle($this->source);
$redirectContent = $contentHandler->makeRedirectContent($this->dest, wfMessage('mergehistory-redirect-text')->inContentLanguage()->plain());
if ($redirectContent) {
$redirectPage = WikiPage::factory($this->source);
$redirectRevision = new Revision(array('title' => $this->source, 'page' => $this->source->getArticleID(), 'comment' => $reason, 'content' => $redirectContent));
$redirectRevision->insertOn($this->dbw);
$redirectPage->updateRevisionOn($this->dbw, $redirectRevision);
// Now, we record the link from the redirect to the new title.
// It should have no other outgoing links...
$this->dbw->delete('pagelinks', array('pl_from' => $this->dest->getArticleID()), __METHOD__);
$this->dbw->insert('pagelinks', array('pl_from' => $this->dest->getArticleID(), 'pl_from_namespace' => $this->dest->getNamespace(), 'pl_namespace' => $this->dest->getNamespace(), 'pl_title' => $this->dest->getDBkey()), __METHOD__);
} else {
// Warning if we couldn't create the redirect
$status->warning('mergehistory-warning-redirect-not-created');
}
} else {
$this->source->invalidateCache();
// update histories
}
$this->dest->invalidateCache();
// update histories
// Update our logs
$logEntry = new ManualLogEntry('merge', 'merge');
$logEntry->setPerformer($user);
$logEntry->setComment($reason);
$logEntry->setTarget($this->source);
$logEntry->setParameters(array('4::dest' => $this->dest->getPrefixedText(), '5::mergepoint' => $this->timestampLimit->getTimestamp(TS_MW)));
$logId = $logEntry->insert();
$logEntry->publish($logId);
Hooks::run('ArticleMergeComplete', array($this->source, $this->dest));
return $status;
}
/**
* @covers Status::hasMessage
*/
public function testHasMessage()
{
$status = new Status();
$status->fatal('bad');
$status->fatal(wfMessage('bad-msg'));
$this->assertTrue($status->hasMessage('bad'));
$this->assertTrue($status->hasMessage('bad-msg'));
$this->assertTrue($status->hasMessage(wfMessage('bad-msg')));
$this->assertFalse($status->hasMessage('good'));
}
/**
* Run hooks that can filter edits just before they get saved.
*
* @param Content $content The Content to filter.
* @param Status $status For reporting the outcome to the caller
* @param User $user The user performing the edit
*
* @return bool
*/
protected function runPostMergeFilters(Content $content, Status $status, User $user)
{
// Run old style post-section-merge edit filter
if (!ContentHandler::runLegacyHooks('EditFilterMerged', array($this, $content, &$this->hookError, $this->summary))) {
# Error messages etc. could be handled within the hook...
$status->fatal('hookaborted');
$status->value = self::AS_HOOK_ERROR;
return false;
} elseif ($this->hookError != '') {
# ...or the hook could be expecting us to produce an error
$status->fatal('hookaborted');
$status->value = self::AS_HOOK_ERROR_EXPECTED;
return false;
}
// Run new style post-section-merge edit filter
if (!wfRunHooks('EditFilterMergedContent', array($this->mArticle->getContext(), $content, $status, $this->summary, $user, $this->minoredit))) {
# Error messages etc. could be handled within the hook...
// XXX: $status->value may already be something informative...
$this->hookError = $status->getWikiText();
$status->fatal('hookaborted');
$status->value = self::AS_HOOK_ERROR;
return false;
} elseif (!$status->isOK()) {
# ...or the hook could be expecting us to produce an error
// FIXME this sucks, we should just use the Status object throughout
$this->hookError = $status->getWikiText();
$status->fatal('hookaborted');
$status->value = self::AS_HOOK_ERROR_EXPECTED;
return false;
}
return true;
}
public function onSubmit(array $data)
{
global $wgContLang;
if ($data['pagetitle'] === '') {
// Initial form view of special page, pass
return false;
}
// At this point, it has to be a POST request. This is enforced by HTMLForm,
// but lets be safe verify that.
if (!$this->getRequest()->wasPosted()) {
throw new RuntimeException("Form submission was not POSTed");
}
$this->title = Title::newFromText($data['pagetitle']);
$titleWithNewContentModel = clone $this->title;
$titleWithNewContentModel->setContentModel($data['model']);
$user = $this->getUser();
// Check permissions and make sure the user has permission to:
$errors = wfMergeErrorArrays($this->title->getUserPermissionsErrors('editcontentmodel', $user), $this->title->getUserPermissionsErrors('edit', $user), $titleWithNewContentModel->getUserPermissionsErrors('editcontentmodel', $user), $titleWithNewContentModel->getUserPermissionsErrors('edit', $user));
if ($errors) {
$out = $this->getOutput();
$wikitext = $out->formatPermissionsErrorMessage($errors);
// Hack to get our wikitext parsed
return Status::newFatal(new RawMessage('$1', [$wikitext]));
}
$page = WikiPage::factory($this->title);
if ($this->oldRevision === null) {
$this->oldRevision = $page->getRevision() ?: false;
}
$oldModel = $this->title->getContentModel();
if ($this->oldRevision) {
$oldContent = $this->oldRevision->getContent();
try {
$newContent = ContentHandler::makeContent($oldContent->getNativeData(), $this->title, $data['model']);
} catch (MWException $e) {
return Status::newFatal($this->msg('changecontentmodel-cannot-convert')->params($this->title->getPrefixedText(), ContentHandler::getLocalizedName($data['model'])));
}
} else {
// Page doesn't exist, create an empty content object
$newContent = ContentHandler::getForModelID($data['model'])->makeEmptyContent();
}
// All other checks have passed, let's check rate limits
if ($user->pingLimiter('editcontentmodel')) {
throw new ThrottledError();
}
$flags = $this->oldRevision ? EDIT_UPDATE : EDIT_NEW;
$flags |= EDIT_INTERNAL;
if ($user->isAllowed('bot')) {
$flags |= EDIT_FORCE_BOT;
}
$log = new ManualLogEntry('contentmodel', $this->oldRevision ? 'change' : 'new');
$log->setPerformer($user);
$log->setTarget($this->title);
$log->setComment($data['reason']);
$log->setParameters(['4::oldmodel' => $oldModel, '5::newmodel' => $data['model']]);
$formatter = LogFormatter::newFromEntry($log);
$formatter->setContext(RequestContext::newExtraneousContext($this->title));
$reason = $formatter->getPlainActionText();
if ($data['reason'] !== '') {
$reason .= $this->msg('colon-separator')->inContentLanguage()->text() . $data['reason'];
}
# Truncate for whole multibyte characters.
$reason = $wgContLang->truncate($reason, 255);
// Run edit filters
$derivativeContext = new DerivativeContext($this->getContext());
$derivativeContext->setTitle($this->title);
$derivativeContext->setWikiPage($page);
$status = new Status();
if (!Hooks::run('EditFilterMergedContent', [$derivativeContext, $newContent, $status, $reason, $user, false])) {
if ($status->isGood()) {
// TODO: extensions should really specify an error message
$status->fatal('hookaborted');
}
return $status;
}
$status = $page->doEditContent($newContent, $reason, $flags, $this->oldRevision ? $this->oldRevision->getId() : false, $user);
if (!$status->isOK()) {
return $status;
}
$logid = $log->insert();
$log->publish($logid);
return $status;
}
/**
* Sanity checks for when a file is being moved
*
* @return Status
*/
protected function isValidFileMove()
{
$status = new Status();
$file = wfLocalFile($this->oldTitle);
$file->load(File::READ_LATEST);
if ($file->exists()) {
if ($this->newTitle->getText() != wfStripIllegalFilenameChars($this->newTitle->getText())) {
$status->fatal('imageinvalidfilename');
}
if (!File::checkExtensionCompatibility($file, $this->newTitle->getDBkey())) {
$status->fatal('imagetypemismatch');
}
}
if (!$this->newTitle->inNamespace(NS_FILE)) {
$status->fatal('imagenocrossnamespace');
}
return $status;
}
/**
* Run hooks that can filter edits just before they get saved.
*
* @param Content $content The Content to filter.
* @param Status $status For reporting the outcome to the caller
* @param User $user The user performing the edit
*
* @return bool
*/
protected function runPostMergeFilters(Content $content, Status $status, User $user)
{
// Run old style post-section-merge edit filter
if (!ContentHandler::runLegacyHooks('EditFilterMerged', array($this, $content, &$this->hookError, $this->summary))) {
# Error messages etc. could be handled within the hook...
$status->fatal('hookaborted');
$status->value = self::AS_HOOK_ERROR;
return false;
} elseif ($this->hookError != '') {
# ...or the hook could be expecting us to produce an error
$status->fatal('hookaborted');
$status->value = self::AS_HOOK_ERROR_EXPECTED;
return false;
}
// Run new style post-section-merge edit filter
if (!Hooks::run('EditFilterMergedContent', array($this->mArticle->getContext(), $content, $status, $this->summary, $user, $this->minoredit))) {
# Error messages etc. could be handled within the hook...
if ($status->isGood()) {
$status->fatal('hookaborted');
// Not setting $this->hookError here is a hack to allow the hook
// to cause a return to the edit page without $this->hookError
// being set. This is used by ConfirmEdit to display a captcha
// without any error message cruft.
} else {
$this->hookError = $status->getWikiText();
}
// Use the existing $status->value if the hook set it
if (!$status->value) {
$status->value = self::AS_HOOK_ERROR;
}
return false;
} elseif (!$status->isOK()) {
# ...or the hook could be expecting us to produce an error
// FIXME this sucks, we should just use the Status object throughout
$this->hookError = $status->getWikiText();
$status->fatal('hookaborted');
$status->value = self::AS_HOOK_ERROR_EXPECTED;
return false;
}
return true;
}
/**
* Sets HTTPRequest status member to a fatal value with the error
* message if the returned integer value of the status code was
* not successful (< 300) or a redirect (>=300 and < 400). (see
* RFC2616, section 10,
* http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html for a
* list of status codes.)
*
* @return nothing
*/
protected function setStatus()
{
if (!$this->respHeaders) {
$this->parseHeader();
}
if ((int) $this->respStatus > 399) {
list($code, $message) = explode(" ", $this->respStatus, 2);
$this->status->fatal("http-bad-status", $code, $message);
}
}
/**
* @see FSFileBackend::doExecuteOpHandlesInternal()
*/
protected function _getResponseDelete($errors, Status $status, array $params, $cmd)
{
if ($errors !== '' && !(wfIsWindows() && $errors[0] === " ")) {
$status->fatal('backend-fail-delete', $params['src']);
trigger_error("{$cmd}\n{$errors}", E_USER_WARNING);
// command output
}
}
public static function onMovePageIsValidMove(Title $oldTitle, Title $newTitle, Status $status)
{
global $wgFlowOccupyNamespaces, $wgUser;
// We only care about moving flow boards
if ($oldTitle->getContentModel() !== CONTENT_MODEL_FLOW_BOARD) {
return true;
}
// pages within the Topic namespace are not movable
if ($oldTitle->getNamespace() === NS_TOPIC) {
$status->fatal('flow-error-move-topic');
return false;
}
$occupationController = self::getOccupationController();
if (!$occupationController->isTalkpageOccupied($newTitle, false) && !$wgUser->isAllowed('flow-create-board')) {
$status->fatal('flow-error-move-no-create-permissions');
return false;
}
return true;
}
/**
* An efficient edit filter callback based on the text after section merging
* @param RequestContext $context
* @param Content $content
* @param Status $status
* @param $summary
* @param $user
* @param $minorEdit
* @return bool
*/
function confirmEditMerged($context, $content, $status, $summary, $user, $minorEdit)
{
$legacyMode = !defined('MW_EDITFILTERMERGED_SUPPORTS_API');
if (defined('MW_API') && $legacyMode) {
# API mode
# The CAPTCHA was already checked and approved
return true;
}
$page = $context->getWikiPage();
if (!$this->doConfirmEdit($page, $content, false, true)) {
if ($legacyMode) {
$status->fatal('hookaborted');
}
$status->value = EditPage::AS_HOOK_ERROR_EXPECTED;
$status->apiHookResult = array();
$this->addCaptchaAPI($status->apiHookResult);
$page->ConfirmEdit_ActivateCaptcha = true;
return $legacyMode;
}
return true;
}
/**
* An efficient edit filter callback based on the text after section merging
* @param RequestContext $context
* @param Content $content
* @param Status $status
* @param $summary
* @param $user
* @param $minorEdit
* @return bool
*/
function confirmEditMerged($context, $content, $status, $summary, $user, $minorEdit)
{
$legacyMode = !defined('MW_EDITFILTERMERGED_SUPPORTS_API');
if (defined('MW_API') && $legacyMode) {
# API mode
# The CAPTCHA was already checked and approved
return true;
}
if (!$context->canUseWikiPage()) {
// we check WikiPage only
// try to get an appropriate title for this page
$title = $context->getTitle();
if ($title instanceof Title) {
$title = $title->getFullText();
} else {
// otherwise it's an unknown page where this function is called from
$title = 'unknown';
}
// log this error, it could be a problem in another extension, edits should always have a WikiPage if
// they go through EditFilterMergedContent.
wfDebug(__METHOD__ . ': Skipped ConfirmEdit check: No WikiPage for title ' . $title);
return true;
}
$page = $context->getWikiPage();
if (!$this->doConfirmEdit($page, $content, false, $context)) {
if ($legacyMode) {
$status->fatal('hookaborted');
}
$status->value = EditPage::AS_HOOK_ERROR_EXPECTED;
$status->apiHookResult = array();
$this->addCaptchaAPI($status->apiHookResult);
$page->ConfirmEdit_ActivateCaptcha = true;
return $legacyMode;
}
return true;
}
