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<?php
/*
* This file is part of the Dektrium project.
*
* (c) Dektrium project <http://github.com/dektrium/>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace dektrium\user\helpers;
use Yii;
/**
* Password helper.
*
* @author Dmitry Erofeev <dmeroff@gmail.com>
*/
class Password
{
/**
* Wrapper for yii security helper method.
*
* @param $password
*
* @return string
*/
public static function hash($password)
{
return Yii::$app->security->generatePasswordHash($password, Yii::$app->getModule('user')->cost);
}
/**
* Wrapper for yii security helper method.
*
* @param $password
* @param $hash
*
* @return bool
*/
public static function validate($password, $hash)
{
return Yii::$app->security->validatePassword($password, $hash);
}
/**
* Generates user-friendly random password containing at least one lower case letter, one uppercase letter and one
* digit. The remaining characters in the password are chosen at random from those three sets.
*
* @see https://gist.github.com/tylerhall/521810
*
* @param $length
*
* @return string
*/
public static function generate($length)
{
$sets = [
'abcdefghjkmnpqrstuvwxyz',
'ABCDEFGHJKMNPQRSTUVWXYZ',
'23456789',
];
$all = '';
$password = '';
foreach ($sets as $set) {
$password .= $set[array_rand(str_split($set))];
$all .= $set;
}
$all = str_split($all);
for ($i = 0; $i < $length - count($sets); $i++) {
$password .= $all[array_rand($all)];
}
$password = str_shuffle($password);
return $password;
}
}