/**
* Get the proper encrypter instance for the given key and cipher.
*
* @param string $key
* @param string $cipher
* @return mixed
*
* @throws \RuntimeException
*/
protected function getEncrypterForKeyAndCipher($key, $cipher)
{
if (Encrypter::supported($key, $cipher)) {
return new Encrypter($key, $cipher);
} elseif (McryptEncrypter::supported($key, $cipher)) {
return new McryptEncrypter($key, $cipher);
} else {
throw new RuntimeException('No supported encrypter found. The cipher and / or key length are invalid.');
}
}
private static function getEncrypter()
{
$config = static::getEncrypterVariables();
$key = $config['key'];
$cipher = $config['cipher'];
if (Encrypter::supported($key, $cipher)) {
return new Encrypter($key, $cipher);
} elseif (McryptEncrypter::supported($key, $cipher)) {
return new McryptEncrypter($key, $cipher);
} else {
throw new RuntimeException('No supported encrypter found. The cipher and / or key length are invalid.');
}
}
/**
* Register the service provider.
*
* @return void
*/
public function register()
{
$this->app->singleton('encrypter', function ($app) {
$config = $app->make('config')->get('app');
$key = $config['key'];
$cipher = $config['cipher'];
if (Encrypter::supported($key, $cipher)) {
return new Encrypter($key, $cipher);
} elseif (McryptEncrypter::supported($key, $cipher)) {
return new McryptEncrypter($key, $cipher);
} else {
throw new RuntimeException('No supported encrypter found. The cipher and / or key length are invalid.');
}
});
}
/**
* Determine if the given key and cipher combination is valid.
*
* @param string $key
* @param string $cipher
* @return bool
* @static
*/
public static function supported($key, $cipher)
{
return \Illuminate\Encryption\Encrypter::supported($key, $cipher);
}
protected function setupEncryptionKey($force = false)
{
$validKey = false;
$cipher = Config::get('app.cipher');
$keyLength = $this->getKeyLength($cipher);
$randomKey = $this->getRandomKey($cipher);
if ($force) {
$key = $randomKey;
} else {
$this->line(sprintf('Enter a new value of %s characters, or press ENTER to use the generated key', $keyLength));
while (!$validKey) {
$key = $this->ask('Application key', $randomKey);
$validKey = Encrypter::supported($key, $cipher);
if (!$validKey) {
$this->error(sprintf('[ERROR] Invalid key length for "%s" cipher. Supplied key must be %s characters in length.', $cipher, $keyLength));
}
}
}
$this->writeToConfig('app', ['key' => $key]);
$this->info(sprintf('Application key [%s] set successfully.', $key));
}
