Returns a random string with alpha-numeric characters.
| public static generateRandomString ( integer $count, string $characters = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789' ) : string | ||
| $count | integer | Number of characters to generate |
| $characters | string | Allowed characters, defaults to alpha-numeric (a-zA-Z0-9) |
| Результат | string | A random string |
/**
* Generates a new key & saves it encrypted with a hashing strategy
*
* @param string $name
* @return string
* @throws SecurityException
*/
public function generateKey($name)
{
if (strlen($name) === 0) {
throw new SecurityException('Required name argument was empty', 1334215474);
}
$password = UtilityAlgorithms::generateRandomString($this->passwordGenerationLength);
$this->persistKey($name, $password);
return $password;
}
/**
* @test
* @dataProvider randomStringCharactersDataProvider
*/
public function generateRandomStringGeneratesOnlyDefinedCharactersRange($regularExpression, $charactersClass)
{
$this->assertRegExp($regularExpression, Algorithms::generateRandomString(64, $charactersClass));
}
/**
* Creates a BCrypt hash
*
* @param string $password The plaintext password to hash
* @param string $staticSalt Optional static salt that will not be stored in the hashed password
* @return string the result of the crypt() call
*/
public function hashPassword($password, $staticSalt = null)
{
$dynamicSalt = UtilityAlgorithms::generateRandomString(22, 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./');
return crypt($password, '$2a$' . $this->cost . '$' . $dynamicSalt);
}
/**
* Generates and propagates a new session ID and transfers all existing data
* to the new session.
*
* @return string The new session ID
* @throws Exception\SessionNotStartedException
* @throws Exception\OperationNotSupportedException
* @api
*/
public function renewId()
{
if ($this->started !== true) {
throw new Exception\SessionNotStartedException('Tried to renew the session identifier, but the session has not been started yet.', 1351182429);
}
if ($this->remote === true) {
throw new Exception\OperationNotSupportedException(sprintf('Tried to renew the session identifier on a remote session (%s).', $this->sessionIdentifier), 1354034230);
}
$this->removeSessionMetaDataCacheEntry($this->sessionIdentifier);
$this->sessionIdentifier = Algorithms::generateRandomString(32);
$this->writeSessionMetaDataCacheEntry();
$this->sessionCookie->setValue($this->sessionIdentifier);
return $this->sessionIdentifier;
}
