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Changed propcache back to a simple dict. Working on content cache, not working yet.

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This commit is contained in:
Griatch 2013-05-30 00:49:47 +02:00
parent fb3259be8c
commit 41235c25a2
3 changed files with 114 additions and 60 deletions
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131
src/objects/models.py
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@ -306,27 +306,16 @@ class ObjectDB(TypedObject):
del_field_cache(self, "sessid")
sessid = property(__sessid_get, __sessid_set, __sessid_del)
# location property (wraps db_location)
#@property
def __location_get(self):
"Getter. Allows for value = self.location."
loc = get_field_cache(self, "location")
if loc:
return _GA(loc, "typeclass")
return None
#@location.setter
def __location_set(self, location):
"Setter. Allows for self.location = location"
def _db_location_handler(self, new_value, old_value=None):
"This handles changes to the db_location field."
print "db_location_handler:", new_value, old_value
try:
old_loc = _GA(self, "location")
if ObjectDB.objects.dbref(location):
# dbref search
loc = ObjectDB.objects.dbref_search(location)
loc = loc and _GA(loc, "dbobj")
elif location and type(location) != ObjectDB:
loc = _GA(location, "dbobj")
else:
loc = location
old_loc = old_value
# new_value can be dbref, typeclass or dbmodel
if ObjectDB.objects.dbref(new_value, reqhash=False):
loc = ObjectDB.objects.dbref_search(new_value)
# this should not fail if new_value is valid.
loc = _GA(loc, "dbobj")
# recursive location check
def is_loc_loop(loc, depth=0):
@ -340,32 +329,85 @@ class ObjectDB(TypedObject):
except RuntimeWarning: pass
# set the location
set_field_cache(self, "location", loc)
_SA(self, "db_location", loc)
# update the contents of each location
if old_loc:
_GA(_GA(old_loc, "dbobj"), "contents_update")()
_GA(_GA(old_loc, "dbobj"), "contents_update")(self, remove=True)
if loc:
_GA(loc, "contents_update")()
_GA(loc, "contents_update")(self)
except RuntimeError:
string = "Cannot set location, "
string += "%s.location = %s would create a location-loop." % (self.key, loc)
string += "%s.location = %s would create a location-loop." % (self.key, new_value)
_GA(self, "msg")(_(string))
logger.log_trace(string)
raise RuntimeError(string)
except Exception, e:
string = "Cannot set location (%s): " % str(e)
string += "%s is not a valid location." % location
string += "%s is not a valid location." % new_value
_GA(self, "msg")(_(string))
logger.log_trace(string)
raise Exception(string)
#@location.deleter
def __location_del(self):
"Deleter. Allows for del self.location"
_GA(self, "location").contents_update()
_SA(self, "db_location", None)
_GA(self, "save")()
del_field_cache(self, "location")
location = property(__location_get, __location_set, __location_del)
## location property (wraps db_location)
##@property
#def __location_get(self):
# "Getter. Allows for value = self.location."
# loc = get_field_cache(self, "location")
# if loc:
# return _GA(loc, "typeclass")
# return None
##@location.setter
#def __location_set(self, location):
# "Setter. Allows for self.location = location"
# try:
# old_loc = _GA(self, "location")
# if ObjectDB.objects.dbref(location):
# # dbref search
# loc = ObjectDB.objects.dbref_search(location)
# loc = loc and _GA(loc, "dbobj")
# elif location and type(location) != ObjectDB:
# loc = _GA(location, "dbobj")
# else:
# loc = location
# # recursive location check
# def is_loc_loop(loc, depth=0):
# "Recursively traverse the target location to make sure we are not in it."
# if depth > 10: return
# elif loc == self: raise RuntimeError
# elif loc == None: raise RuntimeWarning # just to quickly get out
# return is_loc_loop(_GA(loc, "db_location"), depth+1)
# # check so we don't create a location loop - if so, RuntimeError will be raised.
# try: is_loc_loop(loc)
# except RuntimeWarning: pass
# # set the location
# set_field_cache(self, "location", loc)
# # update the contents of each location
# if old_loc:
# _GA(_GA(old_loc, "dbobj"), "contents_update")()
# if loc:
# _GA(loc, "contents_update")()
# except RuntimeError:
# string = "Cannot set location, "
# string += "%s.location = %s would create a location-loop." % (self.key, loc)
# _GA(self, "msg")(_(string))
# logger.log_trace(string)
# raise RuntimeError(string)
# except Exception, e:
# string = "Cannot set location (%s): " % str(e)
# string += "%s is not a valid location." % location
# _GA(self, "msg")(_(string))
# logger.log_trace(string)
# raise Exception(string)
##@location.deleter
#def __location_del(self):
# "Deleter. Allows for del self.location"
# _GA(self, "location").contents_update()
# _SA(self, "db_location", None)
# _GA(self, "save")()
# del_field_cache(self, "location")
#location = property(__location_get, __location_set, __location_del)
# home property (wraps db_home)
#@property
@ -522,19 +564,26 @@ class ObjectDB(TypedObject):
exclude = make_iter(exclude)
if cont == None:
cont = _GA(self, "contents_update")()
return [obj for obj in cont if obj not in exclude]
return [obj for obj in cont.values() if obj not in exclude]
contents = property(contents_get)
def contents_update(self):
def contents_update(self, obj=None, remove=False):
"""
Updates the contents property of the object with a new
object Called by
self.location_set.
Updates the contents property of the object
obj -
remove (true/false) - remove obj from content list
add - object to add to content list
remove object to remove from content list
"""
cont = ObjectDB.objects.get_contents(self)
cont = get_prop_cache(self, "_contents")
if not cont:
cont = {}
if obj:
if remove:
cont.pop(self.dbid, None)
else:
cont[self.dbid] = obj
else:
cont = dict((o.dbid, o) for o in ObjectDB.objects.get_contents(self))
set_prop_cache(self, "_contents", cont)
return cont