OneLogin_Saml2_Utils::getStatus PHP Method

    public static function getStatus($dom)
    {
        $status = array();
        $statusEntry = self::query($dom, '/samlp:Response/samlp:Status');
        if ($statusEntry->length != 1) {
            throw new Exception('Missing valid Status on response');
        }
        $codeEntry = self::query($dom, '/samlp:Response/samlp:Status/samlp:StatusCode', $statusEntry->item(0));
        if ($codeEntry->length != 1) {
            throw new Exception('Missing valid Status Code on response');
        }
        $code = $codeEntry->item(0)->getAttribute('Value');
        $status['code'] = $code;
        $status['msg'] = '';
        $messageEntry = self::query($dom, '/samlp:Response/samlp:Status/samlp:StatusMessage', $statusEntry->item(0));
        if ($messageEntry->length == 0) {
            $subCodeEntry = self::query($dom, '/samlp:Response/samlp:Status/samlp:StatusCode/samlp:StatusCode', $statusEntry->item(0));
            if ($subCodeEntry->length == 1) {
                $status['msg'] = $subCodeEntry->item(0)->getAttribute('Value');
            }
        } else {
            if ($messageEntry->length == 1) {
                $msg = $messageEntry->item(0)->textContent;
                $status['msg'] = $msg;
            }
        }
        return $status;
    }

 /**
  * Gets the status of a message
  *
  * @covers OneLogin_Saml2_Utils::getStatus
  */
 public function testGetStatus()
 {
     $xml = base64_decode(file_get_contents(TEST_ROOT . '/data/responses/response1.xml.base64'));
     $dom = new DOMDocument();
     $dom->loadXML($xml);
     $status = OneLogin_Saml2_Utils::getStatus($dom);
     $this->assertEquals(OneLogin_Saml2_Constants::STATUS_SUCCESS, $status['code']);
     $xml2 = base64_decode(file_get_contents(TEST_ROOT . '/data/responses/invalids/status_code_responder.xml.base64'));
     $dom2 = new DOMDocument();
     $dom2->loadXML($xml2);
     $status2 = OneLogin_Saml2_Utils::getStatus($dom2);
     $this->assertEquals(OneLogin_Saml2_Constants::STATUS_RESPONDER, $status2['code']);
     $this->assertEmpty($status2['msg']);
     $xml3 = base64_decode(file_get_contents(TEST_ROOT . '/data/responses/invalids/status_code_responer_and_msg.xml.base64'));
     $dom3 = new DOMDocument();
     $dom3->loadXML($xml3);
     $status3 = OneLogin_Saml2_Utils::getStatus($dom3);
     $this->assertEquals(OneLogin_Saml2_Constants::STATUS_RESPONDER, $status3['code']);
     $this->assertEquals('something_is_wrong', $status3['msg']);
     $xmlInv = base64_decode(file_get_contents(TEST_ROOT . '/data/responses/invalids/no_status.xml.base64'));
     $domInv = new DOMDocument();
     $domInv->loadXML($xmlInv);
     try {
         $statusInv = OneLogin_Saml2_Utils::getStatus($domInv);
         $this->assertTrue(false);
     } catch (Exception $e) {
         $this->assertEquals('Missing Status on response', $e->getMessage());
     }
     $xmlInv2 = base64_decode(file_get_contents(TEST_ROOT . '/data/responses/invalids/no_status_code.xml.base64'));
     $domInv2 = new DOMDocument();
     $domInv2->loadXML($xmlInv2);
     try {
         $statusInv2 = OneLogin_Saml2_Utils::getStatus($domInv2);
         $this->assertTrue(false);
     } catch (Exception $e) {
         $this->assertEquals('Missing Status Code on response', $e->getMessage());
     }
 }