namespace IlluminateHttp;
use Exception;
use ArrayObject;
use JsonSerializable;
use IlluminateContractsSupportJsonable;
use IlluminateContractsSupportRenderable;
use SymfonyComponentHttpFoundationResponse as baseResponse;
// namespace about be use
class Response extends baseResponse
{// a response about extends
use ResponseTrait;// use a trait
public $original;// The original content of the response.
public $exception;// The exception that triggered the error response (if applicable)
public function setContent($content)
{// Set the content on the response.
$this->original = $content;// this content
// If the content is "JSONable" we will set the appropriate header and convert
// the content to JSON. This is useful when returning something like models
// from routes that will be automatically transformed to their JSON form.
if ($this->shouldBeJson($content)) {
$this->header('Content-Type', 'application/json');
$content = $this->morphToJson($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 content implements the "Renderable" interface 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 Renderable) {
$content = $content->render();
}// If this content implements the "Renderable" interface then we will call the
// render method on the object so we will avoid any "__toString" exceptions
// that might be thrown and have their errors obsured by PHP's handling.
return parent::setContent($content);// a parent:: setContent
}
protected function morphToJson($content)
{
if ($content instanceof Jsonable) {
return $content->toJson();
}//content
return json_encode($content);//json_encode(content)
}//Morph the given content into JSON
protected function shouldBeJson($content)
{//Determine if the given content should be turned into JSON.
return $content instanceof Jsonable ||
$content instanceof ArrayObject ||
$content instanceof JsonSerializable ||
is_array($content);
}// if can be morph to json ,then morph it.
public function getOriginalContent()
{
return $this->original;// big get
}//Get the original response content
public function withException(Exception $e)
{
$this->exception = $e;// set exception
return $this;// and return it self
}//Set the exception to attach to the response
}
