fenglin/lib/passwd.inc.php

<?
function verify_pass_complexity($password, $username, $min_len)
{
        $ch = array();
        $num_count = 0;
        $upper_case = 0;
        $lower_case = 0;
        $len = strlen($password);

        if ($len < $min_len)
        {
                return false;
        }

        if (strstr(strtoupper($password), strtoupper($username)) !== false)
        {
                return false;
        }

        for ($i = 0; $i < $len; $i++)
        {
                $c = $password[$i];
                
                if (isset($ch[$c]))
                {
                        $ch[$c]++;
                        if ($ch[$c] >= 3)
                        {
                                return false;
                        }
                }
                else
                {
                        $ch[$c] = 1;
                }

                if (is_numeric($c))
                {
                        $num_count++;
                        if ($num_count >= 3)
                        {
                                return false;
                        }
                }

                if (ord($c) >= ord('A') && ord($c) <= ord('Z'))
                {
                        $upper_case++;
                }

                if (ord($c) >= ord('a') && ord($c) <= ord('z'))
                {
                        $lower_case++;
                }
        }

        if ($upper_case==0 || $lower_case==0 || $num_count==0)
        {
                return false;
        }

        return true;
}

function gen_passwd($len)
{
        $str = "";

        for ($i = 0; $i < $len; $i++)
        {
                mt_srand(intval(microtime(true) * 1000000));
            $num = mt_rand(0, 61);
            $str .= chr($num < 10 ? (ord("0") + $num) : ($num < 36 ? (ord("A") + $num - 10) : (ord("a") + $num - 36)));
        }
        
        return $str;
}

?>
1	<?
2	function verify_pass_complexity($password, $username, $min_len)
3	{
4	$ch = array();
5	$num_count = 0;
6	$upper_case = 0;
7	$lower_case = 0;
8	$len = strlen($password);
9
10	if ($len < $min_len)
11	{
12	return false;
13	}
14
15	if (strstr(strtoupper($password), strtoupper($username)) !== false)
16	{
17	return false;
18	}
19
20	for ($i = 0; $i < $len; $i++)
21	{
22	$c = $password[$i];
23
24	if (isset($ch[$c]))
25	{
26	$ch[$c]++;
27	if ($ch[$c] >= 3)
28	{
29	return false;
30	}
31	}
32	else
33	{
34	$ch[$c] = 1;
35	}
36
37	if (is_numeric($c))
38	{
39	$num_count++;
40	if ($num_count >= 3)
41	{
42	return false;
43	}
44	}
45
46	if (ord($c) >= ord('A') && ord($c) <= ord('Z'))
47	{
48	$upper_case++;
49	}
50
51	if (ord($c) >= ord('a') && ord($c) <= ord('z'))
52	{
53	$lower_case++;
54	}
55	}
56
57	if ($upper_case==0 \|\| $lower_case==0 \|\| $num_count==0)
58	{
59	return false;
60	}
61
62	return true;
63	}
64
65	function gen_passwd($len)
66	{
67	$str = "";
68
69	for ($i = 0; $i < $len; $i++)
70	{
71	mt_srand(intval(microtime(true) * 1000000));
72	$num = mt_rand(0, 61);
73	$str .= chr($num < 10 ? (ord("0") + $num) : ($num < 36 ? (ord("A") + $num - 10) : (ord("a") + $num - 36)));
74	}
75
76	return $str;
77	}
78
79	?>
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