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<?php
namespace Illuminate\Foundation\Http\Middleware;
use Closure;
use Symfony\Component\HttpFoundation\ParameterBag;
class TransformsRequest
{
/**
* Handle an incoming request.
*
* @param \Illuminate\Http\Request $request
* @param \Closure $next
* @return mixed
*/
public function handle($request, Closure $next)
{
$this->clean($request);
return $next($request);
}
/**
* Clean the request's data.
*
* @param \Illuminate\Http\Request $request
* @return void
*/
protected function clean($request)
{
$this->cleanParameterBag($request->query);
if ($request->isJson()) {
$this->cleanParameterBag($request->json());
} elseif ($request->request !== $request->query) {
$this->cleanParameterBag($request->request);
}
}
/**
* Clean the data in the parameter bag.
*
* @param \Symfony\Component\HttpFoundation\ParameterBag $bag
* @return void
*/
protected function cleanParameterBag(ParameterBag $bag)
{
$bag->replace($this->cleanArray($bag->all()));
}
/**
* Clean the data in the given array.
*
* @param array $data
* @param string $keyPrefix
* @return array
*/
protected function cleanArray(array $data, $keyPrefix = '')
{
return collect($data)->map(function ($value, $key) use ($keyPrefix) {
return $this->cleanValue($keyPrefix.$key, $value);
})->all();
}
/**
* Clean the given value.
*
* @param string $key
* @param mixed $value
* @return mixed
*/
protected function cleanValue($key, $value)
{
if (is_array($value)) {
return $this->cleanArray($value, $key.'.');
}
return $this->transform($key, $value);
}
/**
* Transform the given value.
*
* @param string $key
* @param mixed $value
* @return mixed
*/
protected function transform($key, $value)
{
return $value;
}
}
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