public function run(Request $request)
{
// Save the app's URL parser state (e.g. the current callback map)
$currentCallbacks = $this->currentCallbacks;
$this->currentCallbacks = $this->rootCallbacks;
try {
// Remove empty path elements
$uri = $request->url();
$parts = [];
foreach (explode('/', $uri) as $part) {
if ($part != '') {
$parts[] = $part;
}
}
// TODO: detect extension
// TODO: run before filter
// Walk through the URI and execute path callbacks
foreach ($parts as $part) {
// Try to find a callback array for the current URI part
if (!array_key_exists('path', $this->currentCallbacks) || !array_key_exists($part, $this->currentCallbacks['path'])) {
// TODO: generate an exeception, and catch that.
return new Response(null, 404);
}
$c = $this->currentCallbacks['path'][$part];
// Reset the current callback array, so the path callback
$this->currentCallbacks = [];
// Execute path callback
$rsp = $this->executeCallback($c, $request);
// If there's already a response, return it and finish parsing the URL
if ($rsp instanceof Response) {
return $rsp;
}
}
$method = $request->method();
// The URI has been processed. Call the appropriate method callback
if (!array_key_exists($method, $this->currentCallbacks)) {
// Nope, we can't serve this URI, 405 Not Allowed
return new Response(null, 405);
}
// There indeed is a method callback, so let's call it!
$rsp = $this->executeCallback($this->currentCallbacks[$method], $request);
// If there's a response, we can return it
if ($rsp instanceof Response) {
return $rsp;
}
// TODO: formats?
//return new Response(406); // Not acceptable format
return new Response(null, 501);
// Got no error, but got no response either. This is "Not Implemented".
} finally {
$this->currentCallbacks =& $currentCallbacks;
}
}
function testUrl()
{
$r = new Bullet\Request('DELETE', '/foo/bar/');
$this->assertEquals('/foo/bar/', $r->url());
}