+# Erebus IRC bot - Author: John Runyon
+# module helper functions, see modules/modtest.py for usage
+# This file is released into the public domain; see http://unlicense.org/
+
class error(object):
def __init__(self, desc):
self.errormsg = desc
def __repr__(self):
return '<modlib.error %r>' % self.errormsg
def __str__(self):
- return self.errormsg
+ return str(self.errormsg)
class modlib(object):
+ # default (global) access levels
+ OWNER = 100
+ MANAGER = 99
+ ADMIN = 75
+ STAFF = 50
+ AUTHED = 0
+ ANYONE = -1
+
+ # (channel) access levels
+ COWNER = 5
+ MASTER = 4
+ OP = 3
+ VOICE = 2
+ KNOWN = 1
+ PUBLIC = 0 #anyone (use glevel to control auth-needed)
+
+ # messages
+ WRONGARGS = "Wrong number of arguments."
+
def __init__(self, name):
self.hooks = {}
+ self.numhooks = {}
+ self.chanhooks = {}
+ self.helps = []
self.parent = None
- self.name = name
+ self.name = (name.split("."))[-1]
def modstart(self, parent):
self.parent = parent
for cmd, func in self.hooks.iteritems():
self.parent.hook(cmd, func)
+ self.parent.hook("%s.%s" % (self.name, cmd), func)
+ for num, func in self.numhooks.iteritems():
+ self.parent.hooknum(num, func)
+ for chan, func in self.chanhooks.iteritems():
+ self.parent.hookchan(chan, func)
+
+ for func, args, kwargs in self.helps:
+ try:
+ self.mod('help').reghelp(func, *args, **kwargs)
+ except:
+ pass
+ return True
def modstop(self, parent):
for cmd, func in self.hooks.iteritems():
self.parent.unhook(cmd, func)
+ self.parent.unhook("%s.%s" % (self.name, cmd), func)
+ for num, func in self.numhooks.iteritems():
+ self.parent.unhooknum(num, func)
+ for chan, func in self.chanhooks.iteritems():
+ self.parent.unhookchan(chan, func)
+
+ for func, args, kwargs in self.helps:
+ try:
+ self.mod('help').dereghelp(func, *args, **kwargs)
+ except:
+ pass
+ return True
+
+ def hooknum(self, num):
+ def realhook(func):
+ self.numhooks[str(num)] = func
+ if self.parent is not None:
+ self.parent.hooknum(str(num), func)
+ return func
+ return realhook
+
+ def hookchan(self, chan, glevel=ANYONE, clevel=PUBLIC):
+ def realhook(func):
+ self.chanhooks[chan] = func
+ if self.parent is not None:
+ self.parent.hookchan(chan, func)
+ return func
+ return realhook
+
+ def hook(self, cmd=None, needchan=True, glevel=ANYONE, clevel=PUBLIC):
+ _cmd = cmd #save this since it gets wiped out...
+ def realhook(func):
+ cmd = _cmd #...and restore it
+ if cmd is None:
+ cmd = func.__name__ # default to function name
+ if isinstance(cmd, basestring):
+ cmd = (cmd,)
+
+ func.needchan = needchan
+ func.reqglevel = glevel
+ func.reqclevel = clevel
+ func.cmd = cmd
+
+ for c in cmd:
+ self.hooks[c] = func
+ if self.parent is not None:
+ self.parent.hook(c, func)
+ self.parent.hook("%s.%s" % (self.name, c), func)
+ return func
+ return realhook
+
+ def mod(self, modname):
+ if self.parent is not None:
+ return self.parent.module(modname)
+ else:
+ return error('unknown parent')
+
+ def argsEQ(self, num):
+ def realhook(func):
+ def checkargs(bot, user, chan, realtarget, *args):
+ if len(args) == num:
+ return func(bot, user, chan, realtarget, *args)
+ else:
+ bot.msg(user, self.WRONGARGS)
+ checkargs.__name__ = func.__name__
+ checkargs.__module__ = func.__module__
+ return checkargs
+ return realhook
+
+ def argsGE(self, num):
+ def realhook(func):
+ def checkargs(bot, user, chan, realtarget, *args):
+ if len(args) >= num:
+ return func(bot, user, chan, realtarget, *args)
+ else:
+ bot.msg(user, self.WRONGARGS)
+ checkargs.__name__ = func.__name__
+ checkargs.__module__ = func.__module__
+ return checkargs
+ return realhook
- def hook(self, cmd):
+ def help(self, *args, **kwargs):
+ """help(syntax, shorthelp, longhelp?, more lines longhelp?, cmd=...?)
+ Example:
+ help("<user> <pass>", "login")
+ ^ Help will only be one line. Command name determined based on function name.
+ help("<user> <level>", "add a user", cmd=("adduser", "useradd"))
+ ^ Help will be listed under ADDUSER; USERADD will say "alias for adduser"
+ help(None, "do stuff", "This command is really complicated.")
+ ^ Command takes no args. Short description (in overall HELP listing) is "do stuff".
+ Long description (HELP <command>) will say "<command> - do stuff", newline, "This command is really complicated."
+ """
def realhook(func):
- self.hooks[cmd] = func
if self.parent is not None:
- self.parent.hook(cmd, func)
+ try:
+ self.mod('help').reghelp(func, *args, **kwargs)
+ except:
+ pass
+ self.helps.append((func,args,kwargs))
return func
return realhook