tippero/tipbot/command_manager.py

258 lines
7.3 KiB
Python

#!/bin/python
#
# Cryptonote tipbot - commands
# Copyright 2014,2015 moneromooo
#
# The Cryptonote tipbot is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
import tipbot.config as config
from tipbot.utils import *
modules = dict()
commands = dict()
event_handlers = dict()
calltable=dict()
def SendToProxy(link,msg):
link.send(msg)
def RunRegisteredCommand(link,ifyes,yesdata,ifno,nodata):
if link.identity() not in calltable:
calltable[link.identity()] = []
calltable[link.identity()].append([link,ifyes,yesdata,ifno,nodata])
if link.network.is_identified(link):
RunNextCommand(link,True)
else:
link.network.identify(link)
def IsAdmin(link):
return link.identity() in config.admins
def RunAdminCommand(link,ifyes,yesdata,ifno,nodata):
if not IsAdmin(link):
log_warn('RunAdminCommand: %s is not admin, cannot call %s with %s' % (str(link.identity()),str(ifyes),str(yesdata)))
link.send("Access denied")
return
RunRegisteredCommand(link,ifyes,yesdata,ifno,nodata)
def RunNextCommand(link,registered):
identity = link.identity()
if identity not in calltable:
log_error('Nothing in queue for %s' % identity)
return
try:
link=calltable[identity][0][0]
Lock()
if registered:
calltable[identity][0][1](link,calltable[identity][0][2])
else:
calltable[identity][0][3](link,calltable[identity][0][4])
del calltable[identity][0]
except Exception, e:
log_error('RunNextCommand: Exception in action, continuing: %s' % str(e))
del calltable[identity][0]
finally:
Unlock()
def Commands(link,cmd):
if IsAdmin(link):
all = True
else:
all = False
module_name = GetParam(cmd,1)
if module_name:
if not module_name in modules:
link.send_private("%s is not a module, see module list with !commands" % module_name)
return
link.send_private("Commands for %s's %s module:" % (config.tipbot_name,module_name))
else:
link.send_private("Commands for %s (use !commands <modulename> for help about the module's commands):" % config.tipbot_name)
msgs = dict()
for command_name in commands:
for c in commands[command_name]:
if 'admin' in c and c['admin'] and not all:
continue
module = c['module']
if module_name:
if module_name != module:
continue
synopsis = c['name']
if 'parms' in c:
synopsis = synopsis + " " + c['parms']
link.send_private("%s - %s" % (synopsis, c['help']))
else:
if module in msgs:
msgs[module] = msgs[module] +(", ")
else:
msgs[module] = module + " module: "
msgs[module] = msgs[module] +(c['name'])
if not module_name:
for msg in msgs:
link.send_private("%s" % msgs[msg])
def RegisterModule(module):
if module['name'] in modules:
log_error('a module named %s is already registered' % module['name'])
return
modules[module['name']] = module
def GetModuleNameList(admin):
if admin:
all = True
else:
all = False
module_names = []
for command_name in commands:
for c in commands[command_name]:
if 'admin' in c and c['admin'] and not all:
continue
module = c['module']
if not module in module_names:
module_names.append(module)
return module_names
def RegisterCommand(command):
if command['name'] in commands:
log_warn('module %s redefined function %s from module %s' % (command['module'],command['name'],commands[command['name']][0]['module']))
else:
commands[command['name']] = []
commands[command['name']].append(command)
def RegisterEventHandler(eh):
if not eh['event'] in event_handlers:
event_handlers[eh['event']] = []
event_handlers[eh['event']].append(eh)
def OnCommand(link,cmd,check_admin,check_registered):
cmdparts = cmd[0].split(':')
log_log('cmdparts: %s' % str(cmdparts))
if len(cmdparts) == 2:
modulename = cmdparts[0]
cmdname = cmdparts[1]
elif len(cmdparts) == 1:
modulename = None
cmdname = cmdparts[0]
else:
link.send("Invalid command, try !help")
return
log_log('modulename: %s, cmdname: %s' % (str(modulename),str(cmdname)))
if cmdname in commands:
log_log('%s found in commands' % (str(cmd[0])))
if len(commands[cmdname]) > 1:
if not modulename:
msg = ""
for c in commands[cmdname]:
if msg != "":
msg = msg + ", "
msg = msg + c['module'] + ":" + cmd[0]
link.send("Ambiguous command, try one of: %s" % msg)
return
c = None
for command in commands[cmdname]:
if command['module'] == modulename:
c = command
break
if not c:
link.send("Invalid command, try !help")
return
else:
c = commands[cmdname][0]
if 'admin' in c and c['admin']:
check_admin(link,c['function'],cmd,SendToProxy,"You must be admin")
elif 'registered' in c and c['registered']:
check_registered(link,c['function'],cmd,SendToProxy,"You must be registered with Freenode")
else:
Lock()
try:
c['function'](link,cmd)
except:
raise
finally:
Unlock()
else:
silent = False
if link.network.name in config.silent_invalid_commands:
if cmdname in config.silent_invalid_commands[link.network.name]:
log_info('silently ignoring command %s on %s' % (cmdname,link.network.name))
silent = True
if not silent:
link.send("Invalid command, try !help")
def OnEvent(event,*args,**kwargs):
log_log('modulename: event %s' % str(event))
if not event in event_handlers:
return
for eh in event_handlers[event]:
Lock()
try:
log_log('Calling %s handler from module %s' % (str(event),eh['module']))
eh['function'](event,*args,**kwargs)
except:
raise
finally:
Unlock()
def RunIdleFunctions(param=None):
for module in modules:
if 'idle' in modules[module]:
f=modules[module]['idle']
try:
Lock()
f(param)
except Exception,e:
log_error("Exception running idle function %s from module %s: %s" % (str(f),module,str(e)))
finally:
Unlock()
def RunModuleHelpFunction(module,link):
if module in modules:
try:
modules[module]['help'](link)
except Exception,e:
log_error("Exception running help function %s from module %s: %s" % (str(modules[module]['help']),str(module),str(e)))
else:
link.send_private('No help found for module %s' % module)
def UnregisterModule(module):
global commands
global event_handlers
global idles
if not module in modules:
log_error('Trying to unregister module %s, which is not registered' % module)
return
if 'cleanup' in modules[module]:
modules[module]['cleanup']()
new_commands = dict()
for cmd in commands:
newlist = []
for c in commands[cmd]:
if c['module'] != module:
newlist.append(c)
if len(newlist) > 0:
new_commands[cmd] = newlist
commands = new_commands
new_event_handlers = dict()
for cmd in event_handlers:
newlist = []
for c in event_handlers[cmd]:
if c['module'] != module:
newlist.append(c)
if len(newlist) > 0:
new_event_handlers[cmd] = newlist
event_handlers = new_event_handlers
del modules[module]