equal
deleted
inserted
replaced
1 object Application extends Controller { |
1 object Application extends Controller { |
2 |
2 |
3 val salt = "my secret key" |
3 val salt = "my secret key" |
4 |
4 |
5 //SHA-1, SHA-256 + salt |
5 //SHA-1 + salt |
6 def mk_hash(s: String) : String = { |
6 def mk_hash(s: String) : String = { |
7 val hash_fun = MessageDigest.getInstance("SHA-1") |
7 val hash_fun = MessageDigest.getInstance("SHA-1") |
8 hash_fun.digest((s + salt).getBytes).map{ "%02x".format(_) }.mkString |
8 hash_fun.digest((s + salt).getBytes).map{ "%02x".format(_) }.mkString |
9 } |
9 } |
10 |
10 |
11 def gt_cookie(c: Option[Cookie]) : Int = |
11 def gt_cookie(c: Cookie) : Int = c.value.split("/") match { |
12 c.map(_.value.split("/")) match { |
12 case Array(s, h) |
13 case Some(Array(s, h)) |
13 if (s.forall(_.isDigit) && mk_hash(s) == h) => s.toInt |
14 if (s.forall(_.isDigit) && mk_hash(s) == h) => s.toInt |
14 case _ => 0 |
15 case _ => 0 |
15 } |
16 } |
|
17 |
16 |
18 def mk_cookie(i: Int) : Cookie = { |
17 def mk_cookie(i: Int) : Cookie = { |
19 val s = i.toString |
18 val hash = mk_hash(i.toString) |
20 Cookie("visits", s + "/" + mk_hash(s)) |
19 Cookie("visits", s"$i/$hash") |
21 } |
20 } |
22 |
21 |
23 def index = Action { request => ... } |
22 def index = Action { request => ... } |
24 } |
23 } |
25 |
24 |