/**
* Create an appropriate POIConnector for a layer definition
*
* @param LayerDefinition $layerDefinition
*
* @return POIConnector
*/
protected static function getPOIConnectorFromDefinition(LayerDefinition $layerDefinition)
{
switch ($layerDefinition->getSourceType()) {
case LayerDefinition::DSN:
$poiConnector = new $layerDefinition->connector($layerDefinition->source["dsn"], $layerDefinition->source["username"], $layerDefinition->source["password"]);
break;
case LayerDefinition::FILE:
$poiConnector = new $layerDefinition->connector($layerDefinition->source);
break;
default:
throw new Exception(sprintf("Invalid source type: %d", $layerDefinition->getSourceType()));
}
foreach ($layerDefinition->connectorOptions as $optionName => $option) {
$poiConnector->setOption($optionName, $option);
}
return $poiConnector;
}
/**
* initialize private User persistence object
* @return void
* @param LayerDefinition $definition
*/
protected function userInit(LayerDefinition $definition)
{
// get data source.
// NOTE: only Database persistence implemented for now
if ($definition->getSourceType() === LayerDefinition::DSN) {
$source = $definition->source;
$this->user = new DbUser($source['dsn'], $source['username'], $source['password']);
} else {
$this->user = new DummyUser();
}
// try session
if (isset($_SESSION[$this->layerName . 'User'])) {
$this->user->fromJson($_SESSION[$this->layerName . 'User']);
return;
} elseif (isset($_COOKIE[$this->layerName . 'Id'])) {
// restore user data from persistent storage keyed by cookie
$this->user->getById($_COOKIE[$this->layerName . 'Id']);
$_SESSION[$this->layerName . 'User'] = $this->user->toJson();
} elseif (isset($_REQUEST['userId'])) {
// restore user data from persistent storage keyed by Layar UID
$this->user->getById($_REQUEST['userId']);
$_SESSION[$this->layerName . 'User'] = $this->user->toJson();
}
}