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142 lines (117 loc) · 3.27 KB
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<?php
namespace b8;
use b8\Exception\HttpException\NotFoundException;
use b8\Http;
use b8\Http\Response;
use b8\Http\Request;
class Application
{
/**
* @var array
*/
protected $route;
/**
* @var Controller
*/
protected $controller;
/**
* @var Request
*/
protected $request;
/**
* @var Response
*/
protected $response;
/**
* @var Config
*/
protected $config;
public function __construct(Config $config, Http\Request $request = null)
{
$this->config = $config;
$this->response = new Http\Response();
if (!is_null($request)) {
$this->request = $request;
} else {
$this->request = new Http\Request();
}
$this->router = new Http\Router($this, $this->request, $this->config);
if (method_exists($this, 'init')) {
$this->init();
}
}
public function handleRequest()
{
$this->route = $this->router->dispatch();
if (!empty($this->route['callback'])) {
$callback = $this->route['callback'];
if (!$callback($this->route, $this->response)) {
return $this->response;
}
}
if (!$this->controllerExists($this->route)) {
throw new NotFoundException('Controller ' . $this->toPhpName($this->route['controller']) . ' does not exist!');
}
$action = lcfirst($this->toPhpName($this->route['action']));
if (!$this->getController()->hasAction($action)) {
throw new NotFoundException('Controller ' . $this->toPhpName($this->route['controller']) . ' does not have action ' . $action . '!');
}
return $this->getController()->handleAction($action, $this->route['args']);
}
/**
* @return Controller
*/
public function getController()
{
if (empty($this->controller)) {
$controllerClass = $this->getControllerClass($this->route);
$this->controller = $this->loadController($controllerClass);
}
return $this->controller;
}
/**
* @param string $class
*
* @return Controller
*/
protected function loadController($class)
{
$controller = new $class($this->config, $this->request, $this->response);
$controller->init();
return $controller;
}
/**
* @param array $route
*
* @return bool
*/
protected function controllerExists($route)
{
return class_exists($this->getControllerClass($route));
}
/**
* @param array $route
*
* @return string
*/
protected function getControllerClass($route)
{
$namespace = $this->toPhpName($route['namespace']);
$controller = $this->toPhpName($route['controller']);
return $this->config->get('b8.app.namespace') . '\\' . $namespace . '\\' . $controller . 'Controller';
}
public function isValidRoute($route)
{
if ($this->controllerExists($route)) {
return true;
}
return false;
}
protected function toPhpName($string)
{
$string = str_replace('-', ' ', $string);
$string = ucwords($string);
$string = str_replace(' ', '', $string);
return $string;
}
}