# Erebus IRC bot - Author: John Runyon
# module loading/unloading/tracking code
-import sys
+import sys, time
import modlib
modules = {}
dependents = {}
def isloaded(modname): return modname in modules
-def modhas(modname, attname): return getattr(self.modules[modname], attname, None) is not None
+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 "%09.3f [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)
+ try:
+ mod = __import__('modules.'+modname, globals(), locals(), ['*'], -1)
+ # ^ fromlist doesn't actually do anything(?) but it means we don't have to worry about this returning the top-level "modules" object
+ reload(mod) #in case it's been previously loaded.
+ except Exception as e:
+ return modlib.error(e)
+
+
+ if not hasattr(mod, 'modinfo'):
+ return modlib.error('no modinfo')
- if 1 not in mod.modinfo['compatible']:
+ if parent.APIVERSION not in mod.modinfo['compatible']:
return modlib.error('API-incompatible')
modules[modname] = mod
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)
unload(parent, dependent)
for dep in dependents[modname]:
dependents[dep].remove(modname)
- self.modules[modname].modstop(parent)
+ ret = modules[modname].modstop(parent)
+ del modules[modname]
+ return ret
else:
return modlib.error('already unloaded')
def reloadmod(parent, modname):
if isloaded(modname):
- if modhas(modname, 'modrestart'): self.modules[modname].modrestart(parent)
- else: self.modules[modname].modstop(parent)
+ if modhas(modname, 'modrestart'): modules[modname].modrestart(parent)
+ else: modules[modname].modstop(parent)
- reload(self.modules[modname])
+ try:
+ reload(modules[modname])
+ except BaseException as e:
+ return modlib.error(e)
- if modhas(modname, 'modrestarted'): self.modules[modname].modrestarted(parent)
- else: self.modules[modname].modstart(parent)
+ if modhas(modname, 'modrestarted'): ret = modules[modname].modrestarted(parent)
+ else: ret = modules[modname].modstart(parent)
+ return ret
else:
- load(parent, modname)
+ return load(parent, modname)
+
def loadall(parent, modlist):
for m in modlist: load(parent, m)
for m in modlist: unload(parent, m)
def reloadall(parent, modlist):
for m in modlist: reloadmod(parent, m)
-
-sys.path.append('modules')