added a very unreliable and BAD IDEA way to unload modules.

This commit is contained in:
jesopo 2016-04-14 16:47:33 +01:00
parent 644b2ea630
commit 052e741da0
No known key found for this signature in database
GPG key ID: 0BBDEB2AEFCFFCB3
2 changed files with 25 additions and 3 deletions

View file

@ -46,6 +46,8 @@ class EventHook(object):
if self._hook_notify:
self._hook_notify(self, callback)
self._hooks.append(callback)
def _unhook(self, hook):
self._hooks.remove(hook)
def on(self, subevent, *extra_subevents):
if extra_subevents:
multiple_event_hook = MultipleEventHook()

View file

@ -1,4 +1,4 @@
import glob, imp, inspect, os, sys
import gc, glob, imp, inspect, os, sys
class ModuleManager(object):
def __init__(self, bot, directory="modules"):
@ -38,7 +38,8 @@ class ModuleManager(object):
return None
else:
break
module = imp.load_source("bitbot_%s" % name, filename)
import_name = "bitbot_%s" % name
module = imp.load_source(import_name, filename)
assert hasattr(module, "Module"
), "module '%s' doesn't have a Module class."
assert inspect.isclass(module.Module
@ -46,6 +47,8 @@ class ModuleManager(object):
module_object = module.Module(self.bot)
if not hasattr(module_object, "_name"):
module_object._name = name.title()
module_object._is_unloaded = False
module_object._import_name = import_name
assert not module_object._name in self.modules, (
"module name '%s' attempted to be used twice.")
return module_object
@ -60,7 +63,24 @@ class ModuleManager(object):
self.load_module(filename)
else:
sys.stderr.write("module '%s' not loaded.\n" % filename)
def load_modules(self):
for filename in self.list_modules():
self.load_module(filename)
def unload_module(self, module):
# this is such a bad idea
module._is_unloaded = True
self.unhook_check(self.bot.events)
del sys.modules[module._import_name]
del self.modules[module._name]
del module
gc.collect()
def unhook_check(self, event):
for hook in event.get_hooks():
if hasattr(hook.function, "__self__") and hasattr(
hook.function.__self__, "_is_unloaded"
) and hook.function.__self__._is_unloaded:
event._unhook(hook)
for child in event.get_children():
self.unhook_check(event.get_child(child))