| author | Christian Urban <urbanc@in.tum.de> |
| Thu, 15 Dec 2016 16:18:25 +0000 | |
| changeset 506 | 5446dc1fc992 |
| parent 198 | 2ce98ee39990 |
| permissions | -rw-r--r-- |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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object Application extends Controller {
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82ac034dcc9d
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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//SHA-1, SHA-256 |
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parents:
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def mk_hash(s: String) : String = {
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parents:
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val hash_fun = MessageDigest.getInstance("SHA-1")
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82ac034dcc9d
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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hash_fun.digest(s.getBytes).map{ "%02x".format(_) }.mkString
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82ac034dcc9d
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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} |
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82ac034dcc9d
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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def gt_cookie(c: Cookie) : Int = c.value.split("/") match {
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case Array(s, h) |
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if (s.forall(_.isDigit) && mk_hash(s) == h) => s.toInt |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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case _ => 0 |
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} |
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82ac034dcc9d
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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82ac034dcc9d
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parents:
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def mk_cookie(i: Int) : Cookie = {
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parents:
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val hash = mk_hash(i.toString) |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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Cookie("visits", s"$i/$hash")
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82ac034dcc9d
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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} |
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parents:
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parents:
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def index = Action { request => ... }
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parents:
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} |
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parents:
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parents:
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parents:
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parents:
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