Ticket #16182: 16182-increased-signing-precision.diff

django/core/signing.py

@@ -159 +159 @@
 
 class TimestampSigner(Signer):
     def timestamp(self):
-        return baseconv.base62.encode(int(time.time()))
+        return baseconv.base62.encode(int(time.time() * 10000))
 
     def sign(self, value):
         value = smart_str('%s%s%s' % (value, self.sep, self.timestamp()))
@@ -168 +168 @@
     def unsign(self, value, max_age=None):
         result =  super(TimestampSigner, self).unsign(value)
         value, timestamp = result.rsplit(self.sep, 1)
-        timestamp = baseconv.base62.decode(timestamp)
+        timestamp = baseconv.base62.decode(timestamp) / 10000.0
         if max_age is not None:
             # Check timestamp is not older than max_age
             age = time.time() - timestamp