gistfile1.aw

<?php 

    /**
     * Process input data and return as array based on content type 
     * support types json/xml/urlencoded form data
     * 
     * @param Request $request
     * @return array 
     */
    public function processInput(Request $request)
    {
        $contentType = $request->getHeaders()->get('Content-Type')->getFieldValue();
        $rawBody     = $request->getContent();

        if (!$rawBody) {
            throw new \DomainException('Empty data provided');
        }
        
        // process input data based upon content type headers
        switch ($contentType) {
            case 'application/json':
                return Json::decode($rawBody, Json::TYPE_ARRAY);
                break;
            case 'application/xml':
                $xml = new Xml();
                return $xml->fromString($rawBody);
                break;
            default:
                if ($request->getMethod() == 'post') {
                    return $request->getPost()->toArray();
                } else {
                    $content = $request->getContent();
                    parse_str($content, $parsedParams);
                    return $parsedParams;
                }
                break;
        }
    }