| static public getRandomString ( integer $length, boolean $high = false ) : random | ||
| $length | integer | of the random string |
| $high | boolean | strength of the random source (since 9.2) |
| Résultat | random | string |
static function getRandomString($length, $high = false)
{
$factory = new RandomLib\Factory();
if ($high) {
/* Notice "High" imply mcrypt extension, unwanted for now
See https://github.com/ircmaxell/RandomLib/issues/57 */
$generator = $factory->getMediumStrengthGenerator();
} else {
$generator = $factory->getLowStrengthGenerator();
}
return $generator->generateString($length, RandomLib\Generator::CHAR_LOWER + RandomLib\Generator::CHAR_DIGITS);
} /**
* @covers Toolbox::getRandomString
*/
public function testGetRandomString()
{
for ($len = 20; $len < 50; $len += 5) {
// Low strength
$str = Toolbox::getRandomString($len);
$this->assertEquals($len, strlen($str));
$this->assertTrue(ctype_alnum($str));
// High strength
$str = Toolbox::getRandomString($len, true);
$this->assertEquals($len, strlen($str));
$this->assertTrue(ctype_alnum($str));
}
}
