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App.php
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App.php
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<?php
namespace Tale;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Tale\App\Environment;
use Tale\Di\Container\DedicatedTrait;
use Tale\Di\ContainerInterface;
use Tale\Http\Runtime;
use Tale\Http\Runtime\Middleware\Queue;
use Tale\Http\Runtime\MiddlewareInterface;
use Tale\Http\Runtime\MiddlewareTrait;
/**
* Class App
* @package Tale\Runtime
*/
class App implements ContainerInterface, ConfigurableInterface, MiddlewareInterface
{
use DedicatedTrait;
use ConfigurableTrait;
use MiddlewareTrait;
private $environment;
/**
* @var Queue
*/
private $queue;
/**
* @param array $options
*/
public function __construct(array $options = null)
{
$this->environment = new Environment($options);
$this->defineOptions([
'middleware' => [],
], $this->environment->getOptions());
$this->interpolateOptions();
$this->registerSelf();
$this->queue = new Queue();
foreach ($this->options['middleware'] as $middleware)
$this->append($middleware);
}
public function __clone()
{
$this->queue = clone $this->queue;
}
/**
* @return Environment
*/
public function getEnvironment()
{
return $this->environment;
}
/**
* @return Queue
*/
public function getQueue()
{
return $this->queue;
}
public function prepareMiddleware($middleware)
{
if (is_string($middleware)) {
if (function_exists($middleware))
return $middleware;
if (!class_exists($middleware))
throw new \RuntimeException(
"Failed to register middleware: Class $middleware doesnt exist"
);
if (!$this->has($middleware))
$this->register($middleware);
return function($request, $response, $next) use ($middleware) {
/** @var MiddlewareInterface $mw */
$mw = $this->get($middleware);
return $mw($request, $response, $next);
};
}
return $middleware;
}
/**
* @param callable $middleware
*
* @return $this
*/
public function append($middleware)
{
$this->queue->append($this->prepareMiddleware($middleware));
return $this;
}
/**
* @param callable $middleware
*
* @return $this
*/
public function prepend($middleware)
{
$this->queue->prepend($this->prepareMiddleware($middleware));
return $this;
}
public function run(
ServerRequestInterface $request = null,
ResponseInterface $response = null
)
{
return Runtime::run($this->queue, $request, $response);
}
public function display(
ServerRequestInterface $request = null,
ResponseInterface $response = null
)
{
Http::emit($this->run($request, $response));
}
/**
* @param callable $next
*
* @return \Psr\Http\Message\ResponseInterface
*/
protected function handleRequest(callable $next)
{
return $next($this->request, $this->response);
}
}