/**
* Instanciate an object uri from a string
* (ex: '1', '/1', '@backend/1', '/table/1', '@backend/table/1', 'mysql://*****:*****@host:port/database/table/1')
*
* @param string $str
* @param t41\Backend\BackendUri $backendUri
*/
public function __construct($str = null, Backend\BackendUri $backendUri = null)
{
if (!is_null($str)) {
$this->setUrl($str);
$parts = explode('/', $str);
// we only got one identifier, use default backend or passed one
if (count($parts) == 1) {
$this->_backendUri = $backendUri ? $backendUri->getUri() : Backend::getDefaultBackend()->getUri();
$this->_identifier = $str;
} else {
if (substr($parts[0], 0, 1) == Backend::PREFIX) {
$this->_backendUri = $backendUri ? $backendUri : Backend::getBackendUri($parts[0]);
$this->_identifier = $parts[count($parts) - 1];
unset($parts[count($parts) - 1]);
unset($parts[array_search($this->_backendUri->getDbName(), $parts)]);
unset($parts[array_search($this->_backendUri->getAlias(), $parts)]);
$this->_url = implode('/', $parts);
} else {
if ($backendUri) {
$this->_backendUri = $backendUri ? $backendUri : Backend::getBackendUri($parts[0]);
$this->_url = $str;
} else {
// uri contains a backend reference which is not an alias
// @todo implement tests
throw new Exception('litteral backend definition not yet implemented');
}
}
}
}
}
