Script: automode.py

Auto op/voice users when they join IRC channel.
Author: m4v — Version: 0.1.4 — License: GPL3
For WeeChat ≥ 0.3.0.
Tags: irc, mode, py2, py3
Added: 2010-11-27 — Updated: 2019-03-17

Download GitHub Repository

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
# -*- coding: utf-8 -*-
###
# Copyright (c) 2009-2010 by Elián Hanisch <lambdae2@gmail.com>
#
# This program 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 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
###

###
#
#   Script for auto op/voice users.
#
#   It uses expressions for match user's usermasks when they join. Use at your own risk.
#
#   Commands:
#   * /automode: see /help automode
#
#   Settings:
#   * plugins.var.python.automode.enabled:
#     Self-explanatory, disables/enables automodes.
#     Valid values: 'on', 'off' Default: 'on'
#
#   2011-09-20
#   version 0.1.1: fix bug with channels with uppercase letters.
#
#   2014-04-15
#   version 0.1.2: fix bug where mode commands weren't sent properly
#
#   2016-06-28
#   version 0.1.3: support extended-join messages
#
#   2019-03-09
#   version 0.1.4: support python3
###

from __future__ import print_function

SCRIPT_NAME    = "automode"
SCRIPT_AUTHOR  = "Elián Hanisch <lambdae2@gmail.com>"
SCRIPT_VERSION = "0.1.4"
SCRIPT_LICENSE = "GPL3"
SCRIPT_DESC    = "Script for auto op/voice users when they join."

try:
    import weechat
    from weechat import prnt
    WEECHAT_RC_OK = weechat.WEECHAT_RC_OK
    import_ok = True
except ImportError:
    print ("This script must be run under WeeChat.")
    print ("Get WeeChat now at: http://weechat.flashtux.org/")
    import_ok = False

from fnmatch import fnmatch

def debug(s, *args):
    if not isinstance(s, basestring):
        s = str(s)
    if args:
        s = s %args
    prnt('', '%s\t%s' % (script_nick, s))

# settings
settings = { 'enabled': 'on' }

################
### Messages ###

script_nick = SCRIPT_NAME
def error(s, buffer=''):
    """Error msg"""
    weechat.prnt(buffer, '%s%s %s' %(weechat.prefix('error'), script_nick, s))

def say(s, buffer=''):
    """normal msg"""
    weechat.prnt(buffer, '%s\t%s' %(script_nick, s))

##############
### Config ###

boolDict = {'on':True, 'off':False}
def get_config_boolean(config):
    value = weechat.config_get_plugin(config)
    try:
        return boolDict[value]
    except KeyError:
        default = settings[config]
        error("Error while fetching config '%s'. Using default value '%s'." %(config, default))
        error("'%s' is invalid, allowed: 'on', 'off'" %value)
        return boolDict[default]

def get_config_list(config):
    value = weechat.config_get_plugin(config)
    if value:
        return value.split(',')
    else:
        return []

#################
### Functions ###

def find_matching_users(server, channel, pattern):
    # this is for check patterns when they are added
    infolist = weechat.infolist_get('irc_nick', '', '%s,%s' %(server, channel))
    L = []
    while weechat.infolist_next(infolist):
        nick = weechat.infolist_string(infolist, 'name')
        host = weechat.infolist_string(infolist, 'host')
        userhost = '%s!%s' %(nick, host)
        if fnmatch(userhost.lower(), pattern):
            L.append(nick)
    weechat.infolist_free(infolist)
    return L

def get_userhost(server, channel, nick):
    try:
        infolist = weechat.infolist_get('irc_nick', '', '%s,%s' %(server, channel))
        while weechat.infolist_next(infolist):
            _nick = weechat.infolist_string(infolist, 'name').lower()
            if _nick == nick:
                host = weechat.infolist_string(infolist, 'host')
                userhost = '%s!%s' %(nick, host)
                return userhost.lower()
    finally:
        weechat.infolist_free(infolist)

def get_patterns_in_config(filter):
    d = {}
    infolist = weechat.infolist_get('option', '', 'plugins.var.python.%s.%s' %(SCRIPT_NAME, filter))
    while weechat.infolist_next(infolist):
        name = weechat.infolist_string(infolist, 'option_name')
        name = name[len('python.%s.' %SCRIPT_NAME):]
        # channels might have dots in their names, so we'll strip type from right and server
        # from left. Lets hope that users doesn't use dots in server names.
        name, _, type = name.rpartition('.')
        if type not in ('op', 'halfop', 'voice'):
            # invalid option
            continue
        server, _, channel = name.partition('.')
        value = weechat.infolist_string(infolist, 'value')
        if not value:
            continue
        else:
            value = value.split(',')
        key = (server, channel)
        if key not in d:
            d[key] = {type:value}
        else:
            d[key][type] = value
    weechat.infolist_free(infolist)
    return d

########################
### Script callbacks ###

def join_cb(data, signal, signal_data):
    #debug('JOIN: %s %s', signal, signal_data)
    prefix, _, channel = signal_data.split()[:3]
    prefix = prefix[1:].lower()
    if channel[0] == ':':
        channel = channel[1:]
    server = signal[:signal.find(',')]
    for mode_type, shorthand in {'op':'o', 'halfop':'h', 'voice':'v'}.items():
        l = get_config_list('.'.join((server.lower(), channel.lower(), mode_type)))
        for pattern in l:
            #debug('checking: %r - %r', prefix, pattern)
            if fnmatch(prefix, pattern):
                buf = weechat.buffer_search('irc', '%s.%s' %(server, channel))
                if buf:
                    weechat.command(buf, '/wait 1 /mode {} +{} {}'.format(channel, shorthand, prefix[:prefix.find('!')]))
                return WEECHAT_RC_OK
    return WEECHAT_RC_OK


def command(data, buffer, args):
    global join_hook
    if not args:
        args = 'list'

    channel = weechat.buffer_get_string(buffer, 'localvar_channel')
    server = weechat.buffer_get_string(buffer, 'localvar_server')

    args = args.split()
    cmd = args[0]
    try:
        if cmd in ('add', 'del'):
            if not weechat.info_get('irc_is_channel', channel):
                error("Not an IRC channel buffer.")
                return WEECHAT_RC_OK

            type, match = args[1], args[2:]
            if type not in ('op', 'voice', 'halfop'):
                raise ValueError("valid values are 'op', 'halfop' and 'voice'.")
            if not match:
                raise ValueError("missing pattern or nick.")
            match = match[0].lower()
            config = '.'.join((server, channel.lower(), type))
            L = get_config_list(config)

            if cmd == 'add':
                # check if pattern is a nick
                if weechat.info_get('irc_is_nick', match):
                    userhost = get_userhost(server, channel, match)
                    if userhost:
                        match = userhost.lower()
                nicks = find_matching_users(server, channel, match)
                n = len(nicks)
                if n == 0:
                    say("'%s' added, matches 0 users." %match, buffer)
                elif n == 1:
                    say("'%s' added, matches 1 user: %s" %(match, nicks[0]),
                            buffer)
                elif n > 1:
                    say("'%s' added, matches %s%s%s users: %s" %(
                        match, weechat.color('lightred'), n, color_reset,
                        ' '.join(nicks)), buffer)
                if match not in L:
                    L.append(match)
            elif cmd == 'del':
                    if match not in L:
                        say("'%s' not found in %s.%s" %(match, server, channel), buffer)
                    else:
                        say("'%s' removed." %match, buffer)
                        del L[L.index(match)]

            if L:
                weechat.config_set_plugin(config, ','.join(L))
            else:
                weechat.config_unset_plugin(config)

        elif cmd == 'disable':
            if join_hook:
                weechat.unhook(join_hook)
            weechat.config_set_plugin('enabled', 'off')
            say("%s script disabled." %SCRIPT_NAME, buffer)
        elif cmd == 'enable':
            if join_hook:
                weechat.unhook(join_hook)
            join_hook = weechat.hook_signal('*,irc_in_join', 'join_cb', '')
            weechat.config_set_plugin('enabled', 'on')
            say("%s script enabled." %SCRIPT_NAME, buffer)
        elif cmd == 'list':
            if weechat.info_get('irc_is_channel', channel):
                filter = '%s.%s.*' %(server, channel)
            else:
                filter = '*'
                buffer = '' # print in core buffer
            if not get_config_boolean('enabled'):
                say('Automodes currently disabled.', buffer)
            patterns = get_patterns_in_config(filter)
            if not patterns:
                if buffer:
                    say('No automodes for %s.' %channel, buffer)
                else:
                    say('No automodes.', buffer)
                return WEECHAT_RC_OK
            for key, items in patterns.items():
                say('%s[%s%s.%s%s]' %(color_chat_delimiters,
                                      color_chat_buffer,
                                      key[0], key[1],
                                      color_chat_delimiters), buffer)
                for type, masks in items.items():
                    for mask in masks:
                        say('  %s%s%s: %s%s' %(color_chat_nick, type,
                                               color_chat_delimiters,
                                               color_reset,
                                               mask), buffer)
        else:
            raise ValueError("'%s' isn't a valid option. See /help %s" %(cmd, SCRIPT_NAME))
    except ValueError as e:
        error('Bad argument: %s' %e)
        return WEECHAT_RC_OK

    return WEECHAT_RC_OK


def completer(data, completion_item, buffer, completion):
    channel = weechat.buffer_get_string(buffer, 'localvar_channel')
    if not weechat.info_get('irc_is_channel', channel):
        return WEECHAT_RC_OK

    server = weechat.buffer_get_string(buffer, 'localvar_server')
    input = weechat.buffer_get_string(buffer, 'input')
    type = input.split()[2]
    patterns = get_patterns_in_config('%s.%s.%s' %(server, channel, type))

    if not patterns:
        return WEECHAT_RC_OK

    for mask in patterns[(server, channel)][type]:
        weechat.hook_completion_list_add(completion, mask, 0, weechat.WEECHAT_LIST_POS_END)

    return WEECHAT_RC_OK


if __name__ == '__main__' and import_ok and \
        weechat.register(SCRIPT_NAME, SCRIPT_AUTHOR, SCRIPT_VERSION, SCRIPT_LICENSE,
        SCRIPT_DESC, '', ''):

    # colors
    color_chat_delimiters = weechat.color('chat_delimiters')
    color_chat_nick       = weechat.color('chat_nick')
    color_reset           = weechat.color('reset')
    color_chat_buffer     = weechat.color('chat_buffer')

    # pretty [automode]
    script_nick = '%s[%s%s%s]%s' %(color_chat_delimiters,
                                   color_chat_nick,
                                   SCRIPT_NAME,
                                   color_chat_delimiters,
                                   color_reset)

    for opt, val in list(settings.items()):
        if not weechat.config_is_set_plugin(opt):
                weechat.config_set_plugin(opt, val)

    global join_hook
    if get_config_boolean('enabled'):
        join_hook = weechat.hook_signal('*,irc_in_join', 'join_cb', '')
    else:
        join_hook = ''

    weechat.hook_completion('automode_patterns', 'automode patterns', 'completer', '')
    weechat.hook_command(SCRIPT_NAME, SCRIPT_DESC ,
            "[ (add|del) <type> <nick|expression> | list | disable | enable ]",
            "       add: Adds a new automode for current channel. If a nick is given instead of an"
            " expression, it will use nick's exact usermask.\n"
            "       del: Removes an automode in current channel.\n"
            "      type: Specifies the user mode, it should be either 'op', 'halfop' or 'voice'.\n"
            "expression: Case insensible expression for match users when they join current channel."
            " It should be of the format 'nick!user@host', wildcards '?', '*', and character groups"
            " are allowed.\n"
            "      list: List automodes for current channel, or all automodes if current buffer"
            " isn't an IRC channel. This is the default action if no option is given.\n"
            "   disable: Disables the script.\n"
            "    enable: Enables the script.\n"
            "\n"
            "Be careful with the expressions you use, they must be specific and match only one"
            " user, if they are too vague, like 'nick!*' you might op users you don't want and lose"
            " control of your channel.",
            "add op|halfop|voice %(nicks)"\
            "||del op|halfop|voice %(automode_patterns)"\
            "||list||disable||enable", 'command', '')