/**
* @param array|string $formats
* @param string $blob
* @return Message
* @throws InvalidMessageException
*/
public function decode($formats, $blob)
{
$formats = (array) $formats;
$prefixLen = 0;
foreach ($formats as $format) {
$prefixLen = max($prefixLen, strlen($format));
}
list($prefix) = explode(Constants::PROTOCOL_DELIM, substr($blob, 0, $prefixLen + 1));
if (!in_array($prefix, $formats)) {
if (in_array(GarbledMessage::NAME, $formats)) {
return GarbledMessage::decode($blob);
} else {
throw new InvalidMessageException("Unexpected message type.");
}
}
switch ($prefix) {
case StdMessage::NAME:
return StdMessage::decode($this->cxnStore, $blob);
case InsecureMessage::NAME:
return InsecureMessage::decode($blob);
case RegistrationMessage::NAME:
return RegistrationMessage::decode($this->appStore, $blob);
case AppMetasMessage::NAME:
return AppMetasMessage::decode($this->certValidator, $blob);
default:
throw new InvalidMessageException("Unrecognized message type.");
}
}
/**
* @param Message $invalidInput
* @throws Exception\InvalidMessageException
* @dataProvider invalidInputExamples
*/
public function testInvalidInput($appKeyPair, $invalidInput)
{
$caKeyPair = KeyPair::create();
$this->assertNotEmpty($caKeyPair['privatekey']);
$this->assertNotEmpty($caKeyPair['publickey']);
$caCert = CA::create($caKeyPair, '/O=test');
$this->assertNotEmpty($caCert);
$appMeta = array('title' => 'My App', 'appId' => self::APP_ID, 'appCert' => CA::signCSR($caKeyPair, $caCert, CA::createAppCSR($appKeyPair, '/O=Application Provider')), 'appUrl' => 'http://app-a.com/cxn', 'perm' => array('api' => array(), 'grant' => array('view all contacts')));
$appCxnStore = new ArrayCxnStore();
$regServer = new RegistrationServer($appMeta, $appKeyPair, $appCxnStore);
list($headers, $blob, $code) = $regServer->handle($invalidInput->encode())->toHttp();
$this->assertEquals(400, $code);
$message = InsecureMessage::decode($blob);
$data = $message->getData();
$this->assertEquals(1, $data['is_error']);
$this->assertEquals('Invalid message coding', $data['error_message']);
}
public function decode($formats, $message)
{
$prefixLen = 0;
foreach ($formats as $format) {
$prefixLen = max($prefixLen, strlen($format));
}
list($prefix) = explode(Constants::PROTOCOL_DELIM, substr($message, 0, $prefixLen + 1));
if (!in_array($prefix, $formats)) {
throw new InvalidMessageException("Unexpected message type.");
}
switch ($prefix) {
case StdMessage::NAME:
return StdMessage::decode($this->cxnStore, $message);
case InsecureMessage::NAME:
return InsecureMessage::decode($message);
case RegistrationMessage::NAME:
return RegistrationMessage::decode($this->appId, $this->appPrivKey, $message);
default:
throw new InvalidMessageException("Unrecognized message type");
}
}