function undelete()
{
if ($this->getConfig()->get('UploadMaintenance') && $this->mTargetObj->getNamespace() == NS_FILE) {
throw new ErrorPageError('undelete-error', 'filedelete-maintenance');
}
$this->checkReadOnly();
$out = $this->getOutput();
$archive = new PageArchive($this->mTargetObj, $this->getConfig());
Hooks::run('UndeleteForm::undelete', array(&$archive, $this->mTargetObj));
$ok = $archive->undelete($this->mTargetTimestamp, $this->mComment, $this->mFileVersions, $this->mUnsuppress, $this->getUser());
if (is_array($ok)) {
if ($ok[1]) {
// Undeleted file count
Hooks::run('FileUndeleteComplete', array($this->mTargetObj, $this->mFileVersions, $this->getUser(), $this->mComment));
}
$link = Linker::linkKnown($this->mTargetObj);
$out->addHTML($this->msg('undeletedpage')->rawParams($link)->parse());
} else {
$out->setPageTitle($this->msg('undelete-error'));
}
// Show revision undeletion warnings and errors
$status = $archive->getRevisionStatus();
if ($status && !$status->isGood()) {
$out->addWikiText('<div class="error">' . $status->getWikiText('cannotundelete', 'cannotundelete') . '</div>');
}
// Show file undeletion warnings and errors
$status = $archive->getFileStatus();
if ($status && !$status->isGood()) {
$out->addWikiText('<div class="error">' . $status->getWikiText('undelete-error-short', 'undelete-error-long') . '</div>');
}
}
