public function __construct(\Request $request, \Response $response)
{
$this->image = new Model_Image($request->param('id'));
if (!$this->image->loaded()) {
$exception = new HTTP_Exception_404(__('This page seems to not exists.'));
$response->body($exception->get_response()->body());
}
parent::__construct($request, $response);
}
public function execute_request(Request $request, Response $response)
{
// Create the class prefix
$prefix = 'Controller_';
// Directory
$directory = $request->directory();
// Controller
$controller = $request->controller();
if ($directory) {
// Add the directory name to the class prefix
$prefix .= str_replace(array('\\', '/'), '_', trim($directory, '/')) . '_';
}
if (Kohana::$profiling) {
// Set the benchmark name
$benchmark = '"' . $request->uri() . '"';
if ($request !== Request::$initial and Request::$current) {
// Add the parent request uri
$benchmark .= ' « "' . Request::$current->uri() . '"';
}
// Start benchmarking
$benchmark = Profiler::start('Requests', $benchmark);
}
// Store the currently active request
$previous = Request::$current;
// Change the current request to this request
Request::$current = $request;
// Is this the initial request
$initial_request = $request === Request::$initial;
try {
if (!class_exists($prefix . $controller)) {
$prefix = str_replace('_', '\\', $prefix);
$controller = str_replace('_', '\\', $controller);
if (!class_exists($prefix . $controller)) {
$z = new HTTP_Exception_404('The requested URL :uri was not found on this server.at :prefix :controller', array(':uri' => $request->uri(), ':prefix' => $prefix, ':controller' => $controller));
$z->request($request);
throw $z;
}
}
// Load the controller using reflection
$class = new ReflectionClass($prefix . $controller);
if ($class->isAbstract()) {
throw new Kohana_Exception('Cannot create instances of abstract :controller', array(':controller' => $prefix . $controller));
}
// Create a new instance of the controller
$controller = $class->newInstance($request, $response);
// Run the controller's execute() method
$response = $class->getMethod('execute')->invoke($controller);
if (!$response instanceof Response) {
// Controller failed to return a Response.
throw new Kohana_Exception('Controller failed to return a Response');
}
} catch (HTTP_Exception $e) {
// Store the request context in the Exception
if ($e->request() === NULL) {
$e->request($request);
}
// Get the response via the Exception
$response = $e->get_response();
} catch (Exception $e) {
// Generate an appropriate Response object
$response = Kohana_Exception::_handler($e);
}
// Restore the previous request
Request::$current = $previous;
if (isset($benchmark)) {
// Stop the benchmark
Profiler::stop($benchmark);
}
// Return the response
return $response;
}
