JsonResponseHandler.php

Go to the documentation of this file.

<?php
namespace Whoops\Handler;
 
use Whoops\Exception\Formatter;
 
class JsonResponseHandler extends Handler
{
    private $returnFrames = false;
 
    private $onlyForAjaxRequests = false;
 
    public function addTraceToOutput($returnFrames = null)
    {
        if (func_num_args() == 0) {
            return $this->returnFrames;
        }
 
        $this->returnFrames = (bool) $returnFrames;
        return $this;
    }
 
    public function onlyForAjaxRequests($onlyForAjaxRequests = null)
    {
        if (func_num_args() == 0) {
            return $this->onlyForAjaxRequests;
        }
 
        $this->onlyForAjaxRequests = (bool) $onlyForAjaxRequests;
    }
 
    private function isAjaxRequest()
    {
        return (
            !empty($_SERVER['HTTP_X_REQUESTED_WITH'])
            && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest');
    }
 
    public function handle()
    {
        if ($this->onlyForAjaxRequests() && !$this->isAjaxRequest()) {
            return Handler::DONE;
        }
 
        $response = array(
            'error' => Formatter::formatExceptionAsDataArray(
                $this->getInspector(),
                $this->addTraceToOutput()
            ),
        );
 
        if (\Whoops\Util\Misc::canSendHeaders()) {
            header('Content-Type: application/json');
        }
 
        echo json_encode($response);
        return Handler::QUIT;
    }
}