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Added the ability to clear an object from the global cache. This is rarely

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needed (and can be potentially dangerous if the object depends on certain
startup methods to run and/or holds temporary attributes on themselves -
these will all be lost due to a new instance being created. It is hoever
necessary when it comes to renaming Exits - since the Command on the exit
must then change name too, recaching the Exit will also update the command.
Resolves issue 223.
This commit is contained in:
Griatch 2012-04-15 21:46:43 +02:00
parent 91ec33b9a7
commit 464aa8ca9e
3 changed files with 38 additions and 28 deletions
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10
src/typeclasses/models.py
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@ -41,7 +41,7 @@ from src.server.models import ServerConfig
from src.typeclasses import managers
from src.locks.lockhandler import LockHandler
from src.utils import logger, utils
from src.utils.utils import make_iter, is_iter, has_parent, to_unicode, to_str
from src.utils.utils import make_iter, is_iter, to_unicode, to_str
__all__ = ("Attribute", "TypeNick", "TypedObject")
@ -1447,3 +1447,11 @@ class TypedObject(SharedMemoryModel):
return any(True for hpos, hperm in enumerate(_PERMISSION_HIERARCHY)
if hperm in [p.lower() for p in self.permissions] and hpos > ppos)
return False
def flush_from_cache(self):
"""
Flush this object instance from cache, forcing an object reload. Note that this
will kill all temporary attributes on this object since it will be recreated
as a new Typeclass instance.
"""
self.__class__.flush_cached_instance(self)