/**
* @return Api_Models_Concept
*/
protected function _fetchConcept()
{
$id = $this->getRequest()->getParam('id');
if (null === $id) {
throw new Zend_Controller_Exception('No id `' . $id . '` provided', 400);
}
/*
* this is for clients that need special routes like "http://data.beeldenegluid.nl/gtaa/123456"
* with this we can create a route in the config ini like this:
*
* resources.router.routes.route_id.type = "Zend_Controller_Router_Route_Regex"
* resources.router.routes.route_id.route = "gtaa\/(\d+)"
* resources.router.routes.route_id.defaults.module = "api"
* resources.router.routes.route_id.defaults.controller = "concept"
* resources.router.routes.route_id.defaults.action = "get"
* resources.router.routes.route_id.defaults.id_prefix = "http://data.beeldengeluid.nl/gtaa/"
* resources.router.routes.route_id.defaults.format = "html"
* resources.router.routes.route_id.map.1 = "id"
* resources.router.routes.route_id.reverse = "gtaa/%d"
*/
$id_prefix = $this->getRequest()->getParam('id_prefix');
if (null !== $id_prefix && !OpenSKOS_Solr::isValidUuid($id)) {
$id_prefix = str_replace('%tenant%', $this->getRequest()->getParam('tenant'), $id_prefix);
$id = $id_prefix . $id;
}
// Tries to find any not deleted concept.
$concept = $this->model->getConcept($id);
// If not deleted concept was not found - tries to find deleted one.
if (null === $concept) {
$concept = $this->model->getConcept($id, array(), true);
}
if (null === $concept) {
throw new Zend_Controller_Exception('Concept `' . $id . '` not found', 404);
}
if ($concept->isDeleted()) {
throw new Zend_Controller_Exception('Concept `' . $id . '` is deleted since ' . $concept['timestamp'], 410);
}
return $concept;
}
public function checkParams($verb)
{
if (!isset($this->_verbs[$verb])) {
unset($this->_params['verb']);
throw new OaiPmh_Exception('Verb `' . $verb . '` is not a valid OAI-PMH verb', OaiPmh_Exception::badVerb);
}
//low level check for double parameters:
$queryString = '&' . ltrim($_SERVER['QUERY_STRING'], '&');
parse_str($queryString, $queryStringAsArray);
foreach ($queryStringAsArray as $qParameter => $value) {
$c = 0;
str_replace("&{$qParameter}=", '', $queryString, $c);
if ($c > 1) {
throw new OaiPmh_Exception('You can use parameter `' . $qParameter . '` only once', OaiPmh_Exception::badArgument);
}
}
foreach ($this->getParams() as $key => $value) {
if ($key == 'verb') {
continue;
}
if (!in_array($key, $this->_verbs[$verb])) {
unset($this->_params[$key]);
throw new OaiPmh_Exception('Verb `' . $verb . '` may not contain parameter `' . $key . '`', OaiPmh_Exception::badArgument);
}
}
if (null !== ($resumptionToken = $this->getParam('resumptionToken'))) {
$params = unserialize(base64_decode($resumptionToken));
if (false === $params || !is_array($params)) {
throw new OaiPmh_Exception('The given resumptionToken is not a valid one', OaiPmh_Exception::badResumptionToken);
}
if (!isset($params['verb'])) {
throw new OaiPmh_Exception('The given resumptionToken is not a valid one (no verb)', OaiPmh_Exception::badResumptionToken);
}
if ($params['verb'] != $verb) {
throw new OaiPmh_Exception('The given resumptionToken is not a valid one for verb `' . $verb . '`', OaiPmh_Exception::badResumptionToken);
}
//check for other parameters (which is illegal):
if (count($queryStringAsArray) > 2) {
throw new OaiPmh_Exception('Illegal use of the resumptionToken: too many arguments, only `verb` is allowed', OaiPmh_Exception::badArgument);
}
$this->setParams($params);
return $this->checkparams($verb);
}
$from = null;
$until = null;
if (null !== ($request_from = $this->getParam('from'))) {
try {
$from = new Zend_Date($request_from, Zend_Date::ISO_8601);
$this->setParam('from', $from);
} catch (Zend_Date_Exception $e) {
throw new OaiPmh_Exception('Date `from` is not a valid ISO8601 format', OaiPmh_Exception::badArgument);
}
}
if (null !== ($request_until = $this->getParam('until'))) {
try {
$until = new Zend_Date($request_until, Zend_Date::ISO_8601);
$this->setParam('until', $until);
} catch (Zend_Date_Exception $e) {
throw new OaiPmh_Exception('Date `until` is not a valid ISO8601 format', OaiPmh_Exception::badArgument);
}
}
if (null !== $until && null !== $from) {
if ($until->isEarlier($from)) {
throw new OaiPmh_Exception('The `from` argument must be less than or equal to the `until` argument', OaiPmh_Exception::badArgument);
}
if (strlen($request_from) != strlen($request_until)) {
throw new OaiPmh_Exception('The `from` and `until` argument must have the same granularity', OaiPmh_Exception::badArgument);
}
}
if (null !== ($setspec = $this->getParam('set'))) {
if (!preg_match('/([A-Za-z0-9\\-_\\.!~\\*\'\\(\\)])+(:[A-Za-z0-9\\-_\\.!~\\*\'\\(\\)]+)*/', $setspec)) {
throw new OaiPmh_Exception('setSpec `' . $setspec . '` contains URI reserved characters', OaiPmh_Exception::badArgument);
}
if (null === ($this->_set = $this->getSet($setspec))) {
throw new OaiPmh_Exception('setSpec `' . $setspec . '` is not a valid set for this repository', OaiPmh_Exception::badArgument);
}
}
if (null !== ($metadataPrefix = $this->getParam('metadataPrefix'))) {
if (!isset($this->_metadataFormats[$metadataPrefix])) {
throw new OaiPmh_Exception('metadataPrefix `' . $metadataPrefix . '` is not a valid metadataPrefix for this repository', OaiPmh_Exception::badArgument);
}
} else {
if ($verb == 'ListIdentifiers' || $verb == 'ListRecords' || $verb == 'GetRecord') {
throw new OaiPmh_Exception('Missing required argument `metadataPrefix`', OaiPmh_Exception::badArgument);
}
}
if ($verb == 'GetRecord') {
if (null === ($identifier = $this->getParam('identifier'))) {
throw new OaiPmh_Exception('Missing required argument `identifier`', OaiPmh_Exception::badArgument);
}
if (!OpenSKOS_Solr::isValidUuid($identifier)) {
throw new OaiPmh_Exception('argument `identifier` is not a valid identifier (UUID:UUID)', OaiPmh_Exception::badArgument);
}
$this->setParam('identifier', $identifier);
}
if ($verb == 'ListMetadataFormats') {
if (null !== ($identifier = $this->getParam('identifier'))) {
if (!OpenSKOS_Solr::isValidUuid($identifier)) {
throw new OaiPmh_Exception('argument `identifier` is not a valid identifier (UUID:UUID)', OaiPmh_Exception::badArgument);
}
$result = OpenSkos_Solr::getInstance()->search('uuid:' . $identifier, array('rows' => 1));
if ($result['response']['numFound'] === 0) {
throw new OaiPmh_Exception('Concept `' . $identifier . '` does not exist in this repository', OaiPmh_Exception::idDoesNotExist);
}
}
}
$this->_view->parameters = $this->getParams();
}
