/**
* Render a response that has no content (merely headers). The options
* argument is interpreted to be a hash of header names and values.
* This allows you to easily return a response that consists only of
* significant headers:
*
* head('created', array('location' => 'http://foo'))
* head(array('status' => 'created', 'location' => 'http://foo'))
*
* @param integer|string|array $first Status code or options array
* @param array $second Options array
* @return void
*/
protected function head($first, $second = array())
{
if (is_array($first)) {
$options = $first;
if (isset($options['status'])) {
$status = $options['status'];
unset($options['status']);
} else {
$status = 'ok';
}
} else {
$status = $first;
$options = $second;
}
$status = $this->interpretStatus($status);
foreach ($options as $key => $value) {
$dashed = Mad_Support_Inflector::dasherize($key);
$spaced = str_replace('-', ' ', $dashed);
$spaced = ucwords($spaced);
$dashed = str_replace(' ', '-', $spaced);
$this->_response->setHeader("{$dashed}: {$value}", $replace = true);
}
$this->_response->setStatus($status);
$this->render(array('nothing' => true));
}
/**
* Dispatch the request to the correct controller
*
* @param null|Mad_Controller_Request_Http $request
* @param null|Mad_Controller_Response_Http $response
* @return void
*/
public function dispatch($request = null, $response = null)
{
$t = new Horde_Support_Timer();
$t->push();
if ($response === null) {
$response = new Mad_Controller_Response_Http();
}
if ($request === null) {
$request = new Mad_Controller_Request_Http();
}
// request could not be parsed
if ($request->isMalformed()) {
$body = "Your request could not be understood by the server, " . "probably due to malformed syntax.\n\n";
$exc = $request->getException();
if ($exc && MAD_ENV != 'production') {
$body .= $exc->getMessage();
}
$response->setStatus(400);
$response->setBody($body);
// dispatch request to controller
} else {
$controller = $this->recognize($request);
$response = $controller->process($request, $response);
}
$time = $t->pop();
$this->_logRequest($request, $time);
$response->send();
}
