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<?php namespace Illuminate\Http;
use ArrayObject;
use Symfony\Component\HttpFoundation\Cookie;
use Illuminate\Support\Contracts\JsonableInterface;
use Illuminate\Support\Contracts\RenderableInterface;
class Response extends \Symfony\Component\HttpFoundation\Response {
/**
* The original content of the response.
*
* @var mixed
*/
public $original;
/**
* Set a header on the Response.
*
* @param string $key
* @param string $value
* @param bool $replace
* @return \Illuminate\Http\Response
*/
public function header($key, $value, $replace = true)
{
$this->headers->set($key, $value, $replace);
return $this;
}
/**
* Add a cookie to the response.
*
* @param \Symfony\Component\HttpFoundation\Cookie $cookie
* @return \Illuminate\Http\Response
*/
public function withCookie(Cookie $cookie)
{
$this->headers->setCookie($cookie);
return $this;
}
/**
* Set the content on the response.
*
* @param mixed $content
* @return void
*/
public function setContent($content)
{
$this->original = $content;
// If the content is "JSONable" we will set the appropriate header and convert
// the content to JSON. This is useful when returning something like models
// from routes that will be automatically transformed to their JSON form.
if ($this->shouldBeJson($content))
{
$this->headers->set('Content-Type', 'application/json');
$content = $this->morphToJson($content);
}
// If this content implements the "RenderableInterface", then we will call the
// render method on the object so we will avoid any "__toString" exceptions
// that might be thrown and have their errors obscured by PHP's handling.
elseif ($content instanceof RenderableInterface)
{
$content = $content->render();
}
return parent::setContent($content);
}
/**
* Morph the given content into JSON.
*
* @param mixed $content
* @return string
*/
protected function morphToJson($content)
{
if ($content instanceof JsonableInterface) return $content->toJson();
return json_encode($content);
}
/**
* Determine if the given content should be turned into JSON.
*
* @param mixed $content
* @return bool
*/
protected function shouldBeJson($content)
{
return $content instanceof JsonableInterface ||
$content instanceof ArrayObject ||
is_array($content);
}
/**
* Get the original response content.
*
* @return mixed
*/
public function getOriginalContent()
{
return $this->original;
}
}
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