function __construct($entry, $user)
{
$this->entry = Contextualization::getContextualization($entry);
if ($this->entry === null) {
$this->entry = new Default_Model_Context();
}
$this->swappliance = $this->entry->getApplication();
$this->user = $user;
$this->canEdit = false;
if ($this->user instanceof Default_Model_Researcher) {
$privs = $this->user->getPrivs();
if ($privs) {
$this->canEdit = $privs->canManageContextScripts($this->swappliance);
}
}
}
public function action($method)
{
db()->beginTransaction();
$context = Contextualization::initContextualization($this->_app, $this->getUser());
if (!$context instanceof Contextualization) {
if ($context === false) {
$context = "Could not initialize contextualization";
}
$this->setError(RestErrorEnum::RE_BACKEND_ERROR, $context);
return;
}
$data = $this->_parser->parse($this->getData());
if ($this->_parser->getError() !== RestErrorEnum::RE_OK) {
db()->rollBack();
$this->setError($this->_parser->getError(), $this->_parser->getExtError(), false);
$ret = false;
} else {
if (!is_array($data)) {
db()->rollBack();
return $this->_setErrorMessage($data, RestErrorEnum::RE_BACKEND_ERROR);
} else {
try {
$result = $context->action($this->getNamedAction($method), $data);
if ($result === false) {
db()->rollBack();
return $this->_setErrorMessage("Could not complete request", RestErrorEnum::RE_BACKEND_ERROR);
} else {
if (is_string($result)) {
db()->rollBack();
return $this->_setErrorMessage($result, RestErrorEnum::RE_BACKEND_ERROR);
}
}
} catch (Exception $ex) {
db()->rollBack();
return $this->_setErrorMessage($ex->getMessage(), RestErrorEnum::RE_BACKEND_ERROR);
}
db()->commit();
$ret = false;
$retCount = 0;
// sometimes fetching the new data might fail (race condition). Try up to 5 times
while ($ret === false && $retCount < 5) {
sleep(1);
$ret = $this->get();
if ($ret === false && $res->getError() !== RestErrorEnum::RE_ITEM_NOT_FOUND) {
// give up on errors other than item not found
break;
} else {
$retCount += 1;
}
}
}
}
return $ret;
}
