public function onError($errorDesc)
{
echo RestAPIHelper::responseHead("unknown", $error = "Internal Server Error", $exterror = $errorDesc) . RestAPIHelper::responseTail();
}
public static function wrapResponse($response, $datatype = null, $type = null, $count = null, $pageLength = null, $pageOffset = null, $error = null, $exterror = null)
{
$reqTime = null;
$originalResponse = $response;
$parent = null;
if (is_object($response)) {
$parent = $response->getParent();
if (is_object($parent)) {
$reqTime = $parent->getRequestTime();
}
if (!is_null($parent)) {
if (is_null($error)) {
$error = $parent->error;
if ($parent->error != "" && $parent->extError != "") {
$exterror = $parent->extError;
}
}
if (is_null($datatype)) {
$datatype = $parent->dataType;
}
if (is_null($type)) {
$type = $parent->total === -1 ? "entry" : "list";
}
if (is_null($count) && $type === "list") {
$count = $parent->total;
}
if (is_null($pageLength) && $type === "list") {
$pageLength = $parent->pageLength;
}
if (is_null($pageOffset) && $type === "list") {
$pageOffset = $parent->pageOffset;
}
$response = strval($response);
} else {
$response = $response->getData();
}
}
if (is_array($response)) {
if (is_null($type)) {
$type = "list";
}
if (is_null($count)) {
$count = count($response);
}
$response = implode("\n", $response);
} else {
if (is_null($type)) {
$type = "entry";
}
}
$response = array();
$response[] = RestAPIHelper::responseHead($datatype, $type, $count, $pageLength, $pageOffset, $error, $exterror, $reqTime);
if (is_object($originalResponse)) {
$originalResponse = $originalResponse->getData();
}
if (is_array($originalResponse)) {
$response = array_merge($response, $originalResponse);
} else {
$response[] = $originalResponse;
}
$response[] = RestAPIHelper::responseTail();
if (!is_array($originalResponse)) {
$response = implode("\n", $response);
}
return new XMLRestResponse($response, $parent);
}
/**
* implementation of abstract parse() operation from RestXMLParser.
* @xml SimpleXMLElement the root element of the dataset XML representation
*
* @return Default_Model_Dataset
* @access public
*/
public function parse($xml)
{
global $application;
$ds = null;
if (!is_null($this->_user)) {
$ds = new Default_Model_DatasetVersion();
try {
$xml = new SimpleXMLElement($xml);
} catch (Exception $e) {
$this->_error = RestErrorEnum::RE_INVALID_REPRESENTATION;
return $ds;
}
$this->_xml = $xml;
// basic properties
$xmli = $xml->xpath('//dataset:version');
if (count($xmli) === 0) {
$this->_error = RestErrorEnum::RE_INVALID_REPRESENTATION;
return $ds;
}
$xml = $xmli[0];
if ($this->_parent->getMethod() === RestMethodEnum::RM_PUT && (strval($xml->attributes()->version) == "" || strval($xml->attributes()->datasetid) == "" && $this->_parent->getParam("id") == "")) {
$this->_error = RestErrorEnum::RE_INVALID_REPRESENTATION;
$this->_extError = "One ore more required entities or attributes are missing or contain no data.";
return $ds;
}
if ($this->_parent->getMethod() === RestMethodEnum::RM_PUT) {
// do not modify version string, parent dataset for existing entry; set only for PUT (insert)
$ds->version = strval($xml->attributes()->version);
if ($this->_parent->getParam("id") == "") {
$ds->datasetID = intval(strval($xml->attributes()->datasetid));
} else {
$ds->datasetID = intval($this->_parent->getParam("id"));
}
}
if ($this->_parent->getMethod() === RestMethodEnum::RM_POST) {
if ($xml->attributes()->id) {
$ds->id = intval(strval($xml->attributes()->id));
$db = $application->getBootstrap()->getResource('db');
$db->setFetchMode(Zend_Db::FETCH_OBJ);
$r = $db->query('SELECT guid FROM dataset_versions WHERE id = ' . $ds->id)->fetchAll();
if (count($r) > 0) {
$ds->guid = $r[0]->guid;
}
} else {
$this->_error = RestErrorEnum::RE_INVALID_REPRESENTATION;
return $ds;
}
}
if ($this->_parent->getMethod() === RestMethodEnum::RM_PUT) {
$ds->addedByID = $this->_parent->getUser()->id;
}
if (!is_null($this->el($xml, "dataset:size"))) {
$ds->size = strval($this->el($xml, "dataset:size"));
if ($ds->size == "") {
$ds->size = null;
}
}
if (!is_null($this->el($xml, "dataset:notes"))) {
$ds->notes = strval($this->el($xml, "dataset:notes"));
}
if (!is_null($this->el($xml, 'dataset:parent_version[@xsi:nil="true"]'))) {
$ds->parentID = 0;
} elseif (!is_null($this->el($xml, "dataset:parent_version"))) {
$ds->parentID = $this->el($xml, "dataset:parent_version")->attributes()->id;
if ($ds->parentID == "") {
$this->_error = RestErrorEnum::RE_INVALID_REPRESENTATION;
return $ds;
} else {
$datasets = new Default_Model_DatasetVersions();
$datasets->filter->id->numequals($ds->parentID);
if (count($datasets->items) == 0) {
$this->_error = RestErrorEnum::RE_ITEM_NOT_FOUND;
$this->_extError = "Parent dataset version not found";
return $ds;
}
}
}
$ds->save();
// Also save locations if they exist
if (count($xml->xpath('//dataset:location[@xsi:nil="true"]')) > 0) {
if ($ds->id != "") {
$locations = new Default_Model_DatasetLocations();
$locations->filter->dataset_version_id->numequals($ds->id);
if (count($locations->items) > 0) {
foreach ($locations->items as $loc) {
$locres = new RestDatasetLocationItem(array_merge($this->_parent->getParams(), array('data' => $data, 'vid' => $ds->id, 'lid' => $loc->id)));
$locres->delete();
}
}
}
} else {
$xmlloc = $xml->xpath("//dataset:location");
if (count($xmlloc) > 0) {
if ($ds->id != "") {
// keep track of existing locations
$db = $application->getBootstrap()->getResource('db');
$db->setFetchMode(Zend_Db::FETCH_OBJ);
$existing = $db->query("SELECT id FROM dataset_locations WHERE dataset_version_id = " . $ds->id)->fetchAll();
$eids = array();
foreach ($existing as $e) {
$eids[] = $e->id;
}
}
foreach ($xmlloc as $x) {
$data = RestAPIHelper::responseHead("dataset") . $x->asXML() . RestAPIHelper::responseTail();
$locres = new RestDatasetLocationList(array_merge($this->_parent->getParams(), array('data' => $data, 'vid' => $ds->id)));
if (isset($x->attributes()->id)) {
for ($eiter = count($eids) - 1; $eiter >= 0; $eiter = $eiter - 1) {
// remove submitted locations from array of existing locations
if (isset($eids[$eiter])) {
if ($eids[$eiter] == $x->attributes()->id) {
// DO NOT USE "unset"; does not work properly
$eids[$eiter] = -1;
}
}
}
}
if ($this->_parent->getMethod() === RestMethodEnum::RM_PUT) {
$locres->put();
} else {
if (isset($x->attributes()->id)) {
$locres->post();
} else {
$locres->put();
}
}
$this->_error = $locres->getError();
$this->_extError = $locres->getExtError();
if ($this->_error != RestErrorEnum::RE_OK) {
break;
}
}
if ($ds->id != "") {
// remove remaining existing locations, they were not submitted
foreach ($eids as $e) {
if ($e != "" && $e != -1) {
$locres = new RestDatasetLocationItem(array_merge($this->_parent->getParams(), array('data' => $data, 'vid' => $ds->id, 'lid' => $e)));
$locres->delete();
}
}
}
}
}
}
return $ds;
}
