| 1 | from . import req, dispatch, session |
| 2 | |
| 3 | def wsgiwrap(callable): |
| 4 | def wrapper(env, startreq): |
| 5 | return dispatch.handle(req.origrequest(env), startreq, callable) |
| 6 | return wrapper |
| 7 | |
| 8 | def persession(data = None): |
| 9 | def dec(callable): |
| 10 | def wrapper(req): |
| 11 | sess = session.get(req) |
| 12 | if callable not in sess: |
| 13 | if data is None: |
| 14 | sess[callable] = callable() |
| 15 | else: |
| 16 | if data not in sess: |
| 17 | sess[data] = data() |
| 18 | sess[callable] = callable(data) |
| 19 | return sess[callable].handle(req) |
| 20 | return wrapper |
| 21 | return dec |
| 22 | |
| 23 | class sessiondata(object): |
| 24 | @classmethod |
| 25 | def get(cls, req): |
| 26 | sess = cls.sessdb().get(req) |
| 27 | with sess.lock: |
| 28 | try: |
| 29 | return sess[cls] |
| 30 | except KeyError: |
| 31 | ret = cls(req) |
| 32 | ret._is_dirty = [False] |
| 33 | sess[cls] = ret |
| 34 | return ret |
| 35 | |
| 36 | @classmethod |
| 37 | def sessdb(cls): |
| 38 | return session.default |
| 39 | |
| 40 | def sessfrozen(self): |
| 41 | self._is_dirty[:] = [False] |
| 42 | |
| 43 | def sessdirty(self): |
| 44 | return self._is_dirty[0] |
| 45 | |
| 46 | def __setattr__(self, name, value): |
| 47 | if hasattr(self, "_is_dirty"): |
| 48 | self._is_dirty[:] = [True] |
| 49 | super().__setattr__(name, value) |
| 50 | |
| 51 | def __delattr__(self, name): |
| 52 | super().__delattr__(name) |
| 53 | self._is_dirty[:] = [True] |