OAuth2\OAuth2::getAuthorizeParams PHP Method

    protected function getAuthorizeParams(Request $request = null)
    {
        $filters = array("client_id" => array("filter" => FILTER_VALIDATE_REGEXP, "options" => array("regexp" => self::CLIENT_ID_REGEXP), "flags" => FILTER_REQUIRE_SCALAR), "response_type" => array("flags" => FILTER_REQUIRE_SCALAR), "redirect_uri" => array("filter" => FILTER_SANITIZE_URL), "state" => array("flags" => FILTER_REQUIRE_SCALAR), "scope" => array("flags" => FILTER_REQUIRE_SCALAR));
        if ($request === null) {
            $request = Request::createFromGlobals();
        }
        /**
         * $inputData The draft specifies that the parameters should be retrieved from GET, but you can override to whatever method you like.
         *
         * @var array
         */
        $inputData = $request->query->all();
        $input = filter_var_array($inputData, $filters);
        // Make sure a valid client id was supplied (we can not redirect because we were unable to verify the URI)
        if (!$input["client_id"]) {
            throw new OAuth2ServerException(self::HTTP_BAD_REQUEST, self::ERROR_INVALID_REQUEST, "No client id supplied");
            // We don't have a good URI to use
        }
        // Get client details
        $client = $this->storage->getClient($input["client_id"]);
        if (!$client) {
            throw new OAuth2ServerException(self::HTTP_BAD_REQUEST, self::ERROR_INVALID_CLIENT, 'Unknown client');
        }
        $input["redirect_uri"] = $this->getRedirectUri($input["redirect_uri"], $client);
        // type and client_id are required
        if (!$input["response_type"]) {
            throw new OAuth2RedirectException($input["redirect_uri"], self::ERROR_INVALID_REQUEST, 'Invalid response type.', $input["state"]);
        }
        // Check requested auth response type against interfaces of storage engine
        if ($input['response_type'] == self::RESPONSE_TYPE_AUTH_CODE) {
            if (!$this->storage instanceof IOAuth2GrantCode) {
                throw new OAuth2RedirectException($input["redirect_uri"], self::ERROR_UNSUPPORTED_RESPONSE_TYPE, null, $input["state"]);
            }
        } elseif ($input['response_type'] == self::RESPONSE_TYPE_ACCESS_TOKEN) {
            if (!$this->storage instanceof IOAuth2GrantImplicit) {
                throw new OAuth2RedirectException($input["redirect_uri"], self::ERROR_UNSUPPORTED_RESPONSE_TYPE, null, $input["state"], self::TRANSPORT_FRAGMENT);
            }
        } else {
            throw new OAuth2RedirectException($input["redirect_uri"], self::ERROR_UNSUPPORTED_RESPONSE_TYPE, null, $input["state"]);
        }
        // Validate that the requested scope is supported
        if ($input["scope"] && !$this->checkScope($input["scope"], $this->getVariable(self::CONFIG_SUPPORTED_SCOPES))) {
            throw new OAuth2RedirectException($input["redirect_uri"], self::ERROR_INVALID_SCOPE, 'An unsupported scope was requested.', $input["state"]);
        }
        // Validate state parameter exists (if configured to enforce this)
        if ($this->getVariable(self::CONFIG_ENFORCE_STATE) && !$input["state"]) {
            throw new OAuth2RedirectException($input["redirect_uri"], self::ERROR_INVALID_REQUEST, "The state parameter is required.");
        }
        // Return retrieved client details together with input
        return array('client' => $client) + $input;
    }

 /**
  * Tests OAuth2->getAuthorizeParams()
  */
 public function testGetAuthorizeParams()
 {
     // TODO Auto-generated OAuth2Test->testGetAuthorizeParams()
     $this->markTestIncomplete("getAuthorizeParams test not implemented");
     $this->fixture->getAuthorizeParams();
 }