Another attempt to fix the http blog redirects.
[WebKit-https.git] / Websites / webkit.org / blog / wp-admin / js / password-strength-meter.dev.js
1 // Password strength meter
2 function passwordStrength(password1, username, password2) {
3         var shortPass = 1, badPass = 2, goodPass = 3, strongPass = 4, mismatch = 5, symbolSize = 0, natLog, score;
4
5         // password 1 != password 2
6         if ( (password1 != password2) && password2.length > 0)
7                 return mismatch
8
9         //password < 4
10         if ( password1.length < 4 )
11                 return shortPass
12
13         //password1 == username
14         if ( password1.toLowerCase() == username.toLowerCase() )
15                 return badPass;
16
17         if ( password1.match(/[0-9]/) )
18                 symbolSize +=10;
19         if ( password1.match(/[a-z]/) )
20                 symbolSize +=26;
21         if ( password1.match(/[A-Z]/) )
22                 symbolSize +=26;
23         if ( password1.match(/[^a-zA-Z0-9]/) )
24                 symbolSize +=31;
25
26         natLog = Math.log( Math.pow(symbolSize, password1.length) );
27         score = natLog / Math.LN2;
28
29         if (score < 40 )
30                 return badPass
31
32         if (score < 56 )
33                 return goodPass
34
35     return strongPass;
36 }