/**
* Query for data by given channel or group
*/
public function get(Model\Entity $entity)
{
$from = $this->view->request->getParameter('from');
$to = $this->view->request->getParameter('to');
$tuples = $this->view->request->getParameter('tuples');
$groupBy = $this->view->request->getParameter('group');
$class = $entity->getDefinition()->getInterpreter();
return new $class($entity, $this->em, $from, $to, $tuples, $groupBy);
}
/**
* Converts entity to array for json_encode()
*
* @param Model\Entity $entity
* @return array
*/
protected static function convertEntity(Model\Entity $entity, $chain = array())
{
$jsonEntity = array();
$jsonEntity['uuid'] = (string) $entity->getUuid();
$jsonEntity['type'] = $entity->getType();
foreach ($entity->getProperties() as $key => $value) {
$jsonEntity[$key] = $value;
}
if ($entity instanceof Model\Aggregator) {
$chain[$entity->getUuid()] = 1;
foreach ($entity->getChildren() as $child) {
if (array_key_exists($child->getUuid(), $chain)) {
continue;
}
# don't ever loop back
$jsonEntity['children'][] = self::convertEntity($child, $chain);
}
}
return $jsonEntity;
}
/**
* Constructor
*/
public function __construct($type)
{
parent::__construct($type);
$this->children = new ArrayCollection();
}
/**
* Converts entity to DOMElement
*
* @param Model\Entity $entity
* @return DOMElement
*/
protected function convertEntity(Model\Entity $entity)
{
$xmlEntity = $this->xmlDoc->createElement('entity');
$xmlEntity->appendChild($this->xmlDoc->createElement('uuid', $entity->getUuid()));
$xmlEntity->appendChild($this->xmlDoc->createElement('type', $entity->getType()));
foreach ($entity->getProperties() as $key => $value) {
$xmlEntity->appendChild($this->xmlDoc->createElement($key, $value));
}
return $xmlEntity;
}
/**
* Update/set/delete properties of entities
*/
protected function setProperties(Model\Entity $entity, $parameters)
{
foreach ($parameters as $key => $value) {
if (in_array($key, array('operation', 'type', 'debug'))) {
continue;
// skip generic parameters
} else {
if (!Definition\PropertyDefinition::exists($key)) {
throw new \Exception('Unknown property: \'' . $key . '\'');
}
}
if ($value == '') {
// dont use empty() because it also matches 0
$entity->deleteProperty($key);
} else {
$entity->setProperty($key, $value);
}
}
$entity->checkProperties();
}
/**
* Constructor
*/
public function __construct($type)
{
parent::__construct($type);
$this->data = new ArrayCollection();
$this->groups = new ArrayCollection();
}
/**
* Converts entity to array for json_encode()
*
* @param Model\Entity $entity
* @return array
*/
protected static function convertEntity(Model\Entity $entity)
{
$jsonEntity = array();
$jsonEntity['uuid'] = (string) $entity->getUuid();
$jsonEntity['type'] = $entity->getType();
foreach ($entity->getProperties() as $key => $value) {
$jsonEntity[$key] = $value;
}
if ($entity instanceof Model\Aggregator) {
foreach ($entity->getChildren() as $child) {
$jsonEntity['children'][] = self::convertEntity($child);
}
}
return $jsonEntity;
}
