# Erebus IRC bot - Author: John Runyon
# module loading/unloading/tracking code
-import sys
+import sys, time
import modlib
modules = {}
def isloaded(modname): return modname in modules
def modhas(modname, attname): return getattr(modules[modname], attname, None) is not None
-def load(parent, modname):
+def load(parent, modname, dependent=False):
+ #wrapper to call _load and print return
+ if dependent:
+ print "Loading dependency %s..." % (modname),
+ else:
+ print "%05.3f [MOD] [#] Loading %s... " % (time.time() % 100000, modname),
+ modstatus = _load(parent, modname, dependent)
+ if not modstatus:
+ print str(modstatus)
+ elif modstatus == True:
+ if dependent:
+ print "OK. ",
+ else:
+ print "OK."
+ else:
+ print modstatus
+ return modstatus
+
+def _load(parent, modname, dependent=False):
if not isloaded(modname):
- mod = __import__(modname)
- reload(mod)
+ sys.path.insert(0, 'modules')
+ try:
+ mod = __import__(modname)
+ reload(mod) #in case it's been previously loaded.
+ except BaseException as e: #we don't want even sys.exit() to crash us (in case of malicious module) so use BaseException
+ return modlib.error(e)
+ finally:
+ del sys.path[0] #remove ./modules from path, in case there's a name conflict
+
if not hasattr(mod, 'modinfo'):
return modlib.error('no modinfo')
for dep in mod.modinfo['depends']:
if dep not in modules:
- depret = load(parent, dep)
+ depret = load(parent, dep, dependent=True)
if not depret:
return
dependents[dep].append(modname)
else: modules[modname].modstop(parent)
try:
- return reload(modules[modname])
- except BaseException, e:
+ reload(modules[modname])
+ except BaseException as e:
return modlib.error(e)
- if modhas(modname, 'modrestarted'): modules[modname].modrestarted(parent)
- else: modules[modname].modstart(parent)
+ if modhas(modname, 'modrestarted'): ret = modules[modname].modrestarted(parent)
+ else: ret = modules[modname].modstart(parent)
+ return ret
else:
return load(parent, modname)