/**
* Generate a medium-strength random string of the given length.
*
* @param int $length length of the generated string
* @param string $characters characters to use to generate the string
* @return string
*/
public function generateString($length, $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ')
{
if (is_null($this->_factory)) {
$this->_factory = new \RandomLib\Factory();
$this->_generator = $this->_factory->getMediumStrengthGenerator();
}
return $this->_generator->generateString($length, $characters);
}
public function getGenerator($strength)
{
switch ($strength) {
case 'low':
return $this->factory->getLowStrengthGenerator();
case 'medium':
return $this->factory->getMediumStrengthGenerator();
case 'high':
throw new \InvalidArgumentException('"high" strength is currently unavailable');
default:
throw new \InvalidArgumentException('Could not find a generator for the specified strength');
}
}
/**
* Create a medium strength key
*
* Generates a medium strength random number of size $bytes and hash with the
* algorithm specified in $hash.
*
* @param string $hash hash function to use
* @param integer $bytes the number of random bytes to generate
*
* @return string hashed token
*/
public static function generateKey($hash = 'sha512', $bytes = 128)
{
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
$token = hash($hash, $generator->generate($bytes));
return $token;
}
/**
* @param Request $request
*
* @return \Symfony\Component\HttpFoundation\JsonResponse
*/
public function saveTokenAction(Request $request)
{
$apiToken = new ApiToken();
$apiToken->setUser($this->getUser());
$formBuilder = $this->createFormBuilder($apiToken, array('action' => $this->generateUrl('api_key_create'), 'data_class' => 'CSBill\\UserBundle\\Entity\\ApiToken'));
$formBuilder->add('name');
$form = $formBuilder->getForm();
$form->handleRequest($request);
$response = array();
if ($form->isValid()) {
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
$token = $generator->generateString(64, Generator::CHAR_ALNUM);
$apiToken->setToken($token);
$this->save($apiToken);
$response['status'] = 0;
$response['token'] = array('token' => $apiToken->getToken(), 'name' => $apiToken->getName(), 'id' => $apiToken->getId());
return $this->json($response);
} else {
$response['status'] = 1;
}
$content = $this->renderView('CSBillUserBundle:Api:create.html.twig', array('form' => $form->createView()));
$response['content'] = $content;
return $this->json($response);
}
function let(Factory $factory, Generator $low, Generator $medium)
{
$factory->getMediumStrengthGenerator()->willReturn($medium);
$factory->getLowStrengthGenerator()->willReturn($low);
$this->beConstructedWith($factory);
$defaults = ['length' => 32, 'chars' => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ', 'strength' => 'medium'];
$this->setOptions($defaults);
}
public function testGetSetKeyGenerator()
{
$this->assertInstanceOf('QueryAuth\\KeyGenerator', $this->requestSigner->getKeyGenerator());
$randomFactory = new RandomFactory();
$keyGenerator = new KeyGenerator($randomFactory->getMediumStrengthGenerator());
$this->requestSigner->setKeyGenerator($keyGenerator);
$this->assertSame($keyGenerator, $this->requestSigner->getKeyGenerator());
}
public function __construct(Generator $generator = null)
{
$this->generator = $generator;
if ($this->generator == null) {
$factory = new Factory();
$this->generator = $factory->getMediumStrengthGenerator();
}
}
/**
* Generates a random number in the provided range, where all possible values are equally likely. (Even distribution.)
*
* NOTE: If $max is more than PHP_INT_MAX or $min is less than PHP_INT_MIN, no additional entropy will be gained for
* the random number, and the distribution will become less evenly distributed across all possible values due to
* rounding.
*
* @param $min
* @param $max
* @return NumberInterface
*/
public function random($min = 0, $max = PHP_INT_MAX)
{
$min = Numbers::makeOrDont(Numbers::IMMUTABLE, $min);
$max = Numbers::makeOrDont(Numbers::IMMUTABLE, $max);
$difference = new ImmutableNumber(BCProvider::add($max->absValue(), $min->absValue()));
$randFactory = new Factory();
if ($max->compare(PHP_INT_MAX) != 1 && $min->compare(PHP_INT_MIN) != -1 && $difference->compare(PHP_INT_MAX) != 1) {
$x = $randFactory->getMediumStrengthGenerator()->generateInt($min, $max);
return Numbers::makeFromBase10($this->numberType, $x, null, $this->contextBase);
} else {
$x = $randFactory->getMediumStrengthGenerator()->generateInt();
$fraction = BCProvider::divide($x, PHP_INT_MAX);
$addedValue = BCProvider::multiply($fraction, $difference->getValue());
$randVal = Numbers::makeFromBase10($this->numberType, BCProvider::add($min->getValue(), $addedValue), null, $this->contextBase);
return $randVal->round();
}
}
function __construct()
{
parent::__construct();
$factory = new RandomLib();
$this->RandomLib = $factory->getMediumStrengthGenerator();
$this->load->module('template');
$this->load->module('categories');
}
public static function generateLink($event)
{
$model = $event->getModel();
if (!$model->link) {
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
$model->link = $generator->generateString(32, Generator::CHAR_ALNUM);
}
}
public function getAlternativeGenerator()
{
if (isset($this->generator)) {
return $this->generator;
}
$factory = new RandomLib\Factory();
$this->generator = $factory->getMediumStrengthGenerator();
return $this->generator;
}
public function getAlternativeGenerator()
{
if (isset($this->generator)) {
return $this->generator;
}
$factory = new RandomLib\Factory();
$factory->registerSource('HashTiming', '\\SecurityMultiTool\\Random\\Source\\HashTiming');
$this->generator = $factory->getMediumStrengthGenerator();
return $this->generator;
}
/**
* @covers RandomLib\Factory::getMediumStrengthGenerator
* @covers RandomLib\Factory::getGenerator
* @covers RandomLib\Factory::findMixer
* @covers RandomLib\Factory::findSources
*/
public function testGetMediumStrengthGenerator()
{
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
$this->assertTrue($generator instanceof Generator);
$mixer = call_user_func(array(get_class($generator->getMixer()), 'getStrength'));
$this->assertTrue($mixer->compare(new Strength(Strength::MEDIUM)) <= 0);
foreach ($generator->getSources() as $source) {
$strength = call_user_func(array(get_class($source), 'getStrength'));
$this->assertTrue($strength->compare(new Strength(Strength::MEDIUM)) >= 0);
}
}
/**
* Retrieve a fallback/alternative RNG generator
*
* @return RandomLib\Generator
*/
public static function getAlternativeGenerator()
{
if (null !== static::$generator) {
return static::$generator;
}
if (!class_exists('RandomLib\\Factory')) {
throw new Exception\RuntimeException('The RandomLib fallback pseudorandom number generator (PRNG) ' . ' must be installed in the absence of the OpenSSL and ' . 'Mcrypt extensions');
}
$factory = new RandomLib\Factory();
$factory->registerSource('HashTiming', 'Zend\\Math\\Source\\HashTiming');
static::$generator = $factory->getMediumStrengthGenerator();
return static::$generator;
}
public function login(Request $request, Response $response, array $arguments)
{
$body = $request->getParsedBody();
$user = User::where('email', $body['email'])->first();
if (!$user) {
return $response->withJson(['message' => 'no_such_email'], 400);
}
if (!password_verify($body['password'], $user->password)) {
return $response->withJson(['message' => 'incorrect_password'], 400);
}
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
$tokenValue = $generator->generateString(128, Generator::CHAR_ALNUM);
$token = new UserToken();
$token->value = $tokenValue;
$user->user_tokens()->save($token);
$output = ['user' => $user, 'token' => $token->value];
return $response->withJson($output, 200);
}
/**
* Convenience method to get a medium strength random number generator.
*
* Medium Strength should be used for most needs of a cryptographic nature.
* They are strong enough to be used as keys and salts. However, they do
* take some time and resources to generate, so they should not be over-used
*
* @return $this
*/
public function getMediumStrengthGenerator()
{
$this->generator = $this->factory->getMediumStrengthGenerator();
return $this;
}
$app->add(new CsrfMiddleware());
$app->configureMode($app->config('mode'), function () use($app) {
$app->config = Config::load(INC_ROOT . "/app/config/{$app->mode}.php");
});
require INC_ROOT . '/app/database.php';
require INC_ROOT . '/app/filters.php';
require INC_ROOT . '/app/routes/routes.php';
$app->auth = false;
$app->container->set('user', function () {
return new User();
});
$app->container->set('bbcode', function () use($app) {
return new Parser();
});
$app->container->singleton('hash', function () use($app) {
return new Hash($app->config);
});
$app->container->singleton('validation', function () use($app) {
return new Validator($app->user, $app->hash, $app->auth);
});
$app->container->singleton('mail', function () use($app) {
$mailer = new Mailgun($app->config->get('mail.secret'));
return new Mailer($app->view, $app->config, $mailer);
});
$app->container->singleton('randomlib', function () {
$factory = new RandomLib();
return $factory->getMediumStrengthGenerator();
});
$view = $app->view();
$view->parserOptions = ['debug' => $app->config->get('twig.debug')];
$view->parserExtensions = [new TwigExtension(), new Twig_Extension_Debug(), new \Twig_Extensions_Extension_Date()];
protected function createGenerator()
{
$ircmaxellFactory = new Factory();
$ircmaxellGenerator = $ircmaxellFactory->getMediumStrengthGenerator();
return new \Akamon\OAuth2\Server\Infrastructure\IrcmaxellRandom\IrcmaxellRandomGenerator($ircmaxellGenerator);
}
/**
* @param InputInterface $input
*
* @return $this
*/
private function saveConfig(InputInterface $input)
{
$factory = new Factory();
// Don't update installed here, in case something goes wrong with the rest of the installation process
$config = array('database_driver' => $input->getOption('database-driver'), 'database_host' => $input->getOption('database-host'), 'database_port' => $input->getOption('database-port'), 'database_name' => $input->getOption('database-name'), 'database_user' => $input->getOption('database-user'), 'database_password' => $input->getOption('database-password'), 'mailer_transport' => $input->getOption('mailer-transport'), 'mailer_host' => $input->getOption('mailer-host'), 'mailer_user' => $input->getOption('mailer-user'), 'mailer_password' => $input->getOption('mailer-password'), 'mailer_port' => $input->getOption('mailer-port'), 'mailer_encryption' => $input->getOption('mailer-encryption'), 'locale' => $input->getOption('locale'), 'currency' => $input->getOption('currency'), 'secret' => $factory->getMediumStrengthGenerator()->generateString(32));
$this->getContainer()->get('csbill.core.config_writer')->dump($config);
return $this;
}
/**
* @param array $data
*
* @throws \RuntimeException
*/
protected function saveConfig(array $data)
{
$factory = new Factory();
$time = new \DateTime('NOW');
$config = array('locale' => $data['locale'], 'currency' => $data['currency'], 'base_url' => $data['base_url'], 'installed' => $time->format(\DateTime::ISO8601), 'secret' => $factory->getMediumStrengthGenerator()->generateString(32));
$this->get('csbill.core.config_writer')->dump($config);
}
public function __construct(Factory $factory)
{
$this->generator = $factory->getMediumStrengthGenerator();
}
/**
* Generates the user password
*
* @return string
*/
public static function generateUserPassword()
{
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
return $generator->generateString(20, Generator::CHAR_ALNUM);
}
/**
* Generate a random 32character key
*
**/
public static function makeKey()
{
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
return $generator->generateString(32);
}
public function getDice()
{
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
return new RandomLibDice($generator);
}
/**
* Generates the app secret
*
* @return string
*/
public static function generateAppSecret()
{
$factory = new Factory();
$generator = $factory->getMediumStrengthGenerator();
return $generator->generateString(64);
}
/**
* Generates a random token.
*
* @param int $len
*
* @return string
*/
private function generateToken($len = 32)
{
if (!$this->random) {
$factory = new Factory();
$this->random = $factory->getMediumStrengthGenerator();
}
return $this->random->generateString($len, Generator::CHAR_ALNUM);
}
