--- /dev/null
+# -*- coding: utf-8 -*-
+#
+# Copyright (c) 2010 by xt <xt@bash.no>
+#
+# 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/>.
+#
+
+# This script colors nicks in IRC channels in the actual message
+# not just in the prefix section.
+#
+#
+# History:
+# 2022-07-11: ncfavier
+# version 29: check nick for exclusion *after* stripping
+# decrease minimum min_nick_length to 1
+# 2020-11-29: jess
+# version 28: fix ignore_tags having been broken by weechat 2.9 changes
+# 2020-05-09: Sébastien Helleu <flashcode@flashtux.org>
+# version 27: add compatibility with new weechat_print modifier data
+# (WeeChat >= 2.9)
+# 2018-04-06: Joey Pabalinas <joeypabalinas@gmail.com>
+# version 26: fix freezes with too many nicks in one line
+# 2018-03-18: nils_2
+# version 25: fix unable to run function colorize_config_reload_cb()
+# 2017-06-20: lbeziaud <louis.beziaud@ens-rennes.fr>
+# version 24: colorize utf8 nicks
+# 2017-03-01, arza <arza@arza.us>
+# version 23: don't colorize nicklist group names
+# 2016-05-01, Simmo Saan <simmo.saan@gmail.com>
+# version 22: invalidate cached colors on hash algorithm change
+# 2015-07-28, xt
+# version 21: fix problems with nicks with commas in them
+# 2015-04-19, xt
+# version 20: fix ignore of nicks in URLs
+# 2015-04-18, xt
+# version 19: new option ignore nicks in URLs
+# 2015-03-03, xt
+# version 18: iterate buffers looking for nicklists instead of servers
+# 2015-02-23, holomorph
+# version 17: fix coloring in non-channel buffers (#58)
+# 2014-09-17, holomorph
+# version 16: use weechat config facilities
+# clean unused, minor linting, some simplification
+# 2014-05-05, holomorph
+# version 15: fix python2-specific re.search check
+# 2013-01-29, nils_2
+# version 14: make script compatible with Python 3.x
+# 2012-10-19, ldvx
+# version 13: Iterate over every word to prevent incorrect colorization of
+# nicks. Added option greedy_matching.
+# 2012-04-28, ldvx
+# version 12: added ignore_tags to avoid colorizing nicks if tags are present
+# 2012-01-14, nesthib
+# version 11: input_text_display hook and modifier to colorize nicks in input bar
+# 2010-12-22, xt
+# version 10: hook config option for updating blacklist
+# 2010-12-20, xt
+# version 0.9: hook new config option for weechat 0.3.4
+# 2010-11-01, nils_2
+# version 0.8: hook_modifier() added to communicate with rainbow_text
+# 2010-10-01, xt
+# version 0.7: changes to support non-irc-plugins
+# 2010-07-29, xt
+# version 0.6: compile regexp as per patch from Chris quigybo@hotmail.com
+# 2010-07-19, xt
+# version 0.5: fix bug with incorrect coloring of own nick
+# 2010-06-02, xt
+# version 0.4: update to reflect API changes
+# 2010-03-26, xt
+# version 0.3: fix error with exception
+# 2010-03-24, xt
+# version 0.2: use ignore_channels when populating to increase performance.
+# 2010-02-03, xt
+# version 0.1: initial (based on ruby script by dominikh)
+#
+# Known issues: nicks will not get colorized if they begin with a character
+# such as ~ (which some irc networks do happen to accept)
+
+import weechat
+import re
+w = weechat
+
+SCRIPT_NAME = "colorize_nicks"
+SCRIPT_AUTHOR = "xt <xt@bash.no>"
+SCRIPT_VERSION = "29"
+SCRIPT_LICENSE = "GPL"
+SCRIPT_DESC = "Use the weechat nick colors in the chat area"
+
+# Based on the recommendations in RFC 7613. A valid nick is composed
+# of anything but " ,*?.!@".
+VALID_NICK = r'([@~&!%+-])?([^\s,\*?\.!@]+)'
+valid_nick_re = re.compile(VALID_NICK)
+ignore_channels = []
+ignore_nicks = []
+
+# Dict with every nick on every channel with its color as lookup value
+colored_nicks = {}
+
+CONFIG_FILE_NAME = "colorize_nicks"
+
+# config file and options
+colorize_config_file = ""
+colorize_config_option = {}
+
+def colorize_config_init():
+ '''
+ Initialization of configuration file.
+ Sections: look.
+ '''
+ global colorize_config_file, colorize_config_option
+ colorize_config_file = weechat.config_new(CONFIG_FILE_NAME,
+ "", "")
+ if colorize_config_file == "":
+ return
+
+ # section "look"
+ section_look = weechat.config_new_section(
+ colorize_config_file, "look", 0, 0, "", "", "", "", "", "", "", "", "", "")
+ if section_look == "":
+ weechat.config_free(colorize_config_file)
+ return
+ colorize_config_option["blacklist_channels"] = weechat.config_new_option(
+ colorize_config_file, section_look, "blacklist_channels",
+ "string", "Comma separated list of channels", "", 0, 0,
+ "", "", 0, "", "", "", "", "", "")
+ colorize_config_option["blacklist_nicks"] = weechat.config_new_option(
+ colorize_config_file, section_look, "blacklist_nicks",
+ "string", "Comma separated list of nicks", "", 0, 0,
+ "so,root", "so,root", 0, "", "", "", "", "", "")
+ colorize_config_option["min_nick_length"] = weechat.config_new_option(
+ colorize_config_file, section_look, "min_nick_length",
+ "integer", "Minimum length nick to colorize", "",
+ 1, 20, "2", "2", 0, "", "", "", "", "", "")
+ colorize_config_option["colorize_input"] = weechat.config_new_option(
+ colorize_config_file, section_look, "colorize_input",
+ "boolean", "Whether to colorize input", "", 0,
+ 0, "off", "off", 0, "", "", "", "", "", "")
+ colorize_config_option["ignore_tags"] = weechat.config_new_option(
+ colorize_config_file, section_look, "ignore_tags",
+ "string", "Comma separated list of tags to ignore; i.e. irc_join,irc_part,irc_quit", "", 0, 0,
+ "", "", 0, "", "", "", "", "", "")
+ colorize_config_option["greedy_matching"] = weechat.config_new_option(
+ colorize_config_file, section_look, "greedy_matching",
+ "boolean", "If off, then use lazy matching instead", "", 0,
+ 0, "on", "on", 0, "", "", "", "", "", "")
+ colorize_config_option["match_limit"] = weechat.config_new_option(
+ colorize_config_file, section_look, "match_limit",
+ "integer", "Fall back to lazy matching if greedy matches exceeds this number", "",
+ 20, 1000, "", "", 0, "", "", "", "", "", "")
+ colorize_config_option["ignore_nicks_in_urls"] = weechat.config_new_option(
+ colorize_config_file, section_look, "ignore_nicks_in_urls",
+ "boolean", "If on, don't colorize nicks inside URLs", "", 0,
+ 0, "off", "off", 0, "", "", "", "", "", "")
+
+def colorize_config_read():
+ ''' Read configuration file. '''
+ global colorize_config_file
+ return weechat.config_read(colorize_config_file)
+
+def colorize_nick_color(nick, my_nick):
+ ''' Retrieve nick color from weechat. '''
+ if nick == my_nick:
+ return w.color(w.config_string(w.config_get('weechat.color.chat_nick_self')))
+ else:
+ return w.info_get('nick_color', nick)
+
+def colorize_cb(data, modifier, modifier_data, line):
+ ''' Callback that does the colorizing, and returns new line if changed '''
+
+ global ignore_nicks, ignore_channels, colored_nicks
+
+ if modifier_data.startswith('0x'):
+ # WeeChat >= 2.9
+ buffer, tags = modifier_data.split(';', 1)
+ else:
+ # WeeChat <= 2.8
+ plugin, buffer_name, tags = modifier_data.split(';', 2)
+ buffer = w.buffer_search(plugin, buffer_name)
+
+ channel = w.buffer_get_string(buffer, 'localvar_channel')
+ tags = tags.split(',')
+
+ # Check if buffer has colorized nicks
+ if buffer not in colored_nicks:
+ return line
+
+ if channel and channel in ignore_channels:
+ return line
+
+ min_length = w.config_integer(colorize_config_option['min_nick_length'])
+ reset = w.color('reset')
+
+ # Don't colorize if the ignored tag is present in message
+ tag_ignores = w.config_string(colorize_config_option['ignore_tags']).split(',')
+ for tag in tags:
+ if tag in tag_ignores:
+ return line
+
+ for words in valid_nick_re.findall(line):
+ nick = words[1]
+
+ # If the matched word is not a known nick, we try to match the
+ # word without its first or last character (if not a letter).
+ # This is necessary as "foo:" is a valid nick, which could be
+ # adressed as "foo::".
+ if nick not in colored_nicks[buffer]:
+ if not nick[-1].isalpha() and not nick[0].isalpha():
+ if nick[1:-1] in colored_nicks[buffer]:
+ nick = nick[1:-1]
+ elif not nick[0].isalpha():
+ if nick[1:] in colored_nicks[buffer]:
+ nick = nick[1:]
+ elif not nick[-1].isalpha():
+ if nick[:-1] in colored_nicks[buffer]:
+ nick = nick[:-1]
+
+ # Check that nick is not ignored and longer than minimum length
+ if len(nick) < min_length or nick in ignore_nicks:
+ continue
+
+ # Check that nick is in the dictionary colored_nicks
+ if nick in colored_nicks[buffer]:
+ nick_color = colored_nicks[buffer][nick]
+
+ try:
+ # Let's use greedy matching. Will check against every word in a line.
+ if w.config_boolean(colorize_config_option['greedy_matching']):
+ cnt = 0
+ limit = w.config_integer(colorize_config_option['match_limit'])
+
+ for word in line.split():
+ cnt += 1
+ assert cnt < limit
+ # if cnt > limit:
+ # raise RuntimeError('Exceeded colorize_nicks.look.match_limit.');
+
+ if w.config_boolean(colorize_config_option['ignore_nicks_in_urls']) and \
+ word.startswith(('http://', 'https://')):
+ continue
+
+ if nick in word:
+ # Is there a nick that contains nick and has a greater lenght?
+ # If so let's save that nick into var biggest_nick
+ biggest_nick = ""
+ for i in colored_nicks[buffer]:
+ cnt += 1
+ assert cnt < limit
+
+ if nick in i and nick != i and len(i) > len(nick):
+ if i in word:
+ # If a nick with greater len is found, and that word
+ # also happens to be in word, then let's save this nick
+ biggest_nick = i
+ # If there's a nick with greater len, then let's skip this
+ # As we will have the chance to colorize when biggest_nick
+ # iterates being nick.
+ if len(biggest_nick) > 0 and biggest_nick in word:
+ pass
+ elif len(word) < len(biggest_nick) or len(biggest_nick) == 0:
+ new_word = word.replace(nick, '%s%s%s' % (nick_color, nick, reset))
+ line = line.replace(word, new_word)
+
+ # Switch to lazy matching
+ else:
+ raise AssertionError
+
+ except AssertionError:
+ # Let's use lazy matching for nick
+ nick_color = colored_nicks[buffer][nick]
+ # The two .? are in case somebody writes "nick:", "nick,", etc
+ # to address somebody
+ regex = r"(\A|\s).?(%s).?(\Z|\s)" % re.escape(nick)
+ match = re.search(regex, line)
+ if match is not None:
+ new_line = line[:match.start(2)] + nick_color+nick+reset + line[match.end(2):]
+ line = new_line
+
+ return line
+
+def colorize_input_cb(data, modifier, modifier_data, line):
+ ''' Callback that does the colorizing in input '''
+
+ global ignore_nicks, ignore_channels, colored_nicks
+
+ min_length = w.config_integer(colorize_config_option['min_nick_length'])
+
+ if not w.config_boolean(colorize_config_option['colorize_input']):
+ return line
+
+ buffer = w.current_buffer()
+ # Check if buffer has colorized nicks
+ if buffer not in colored_nicks:
+ return line
+
+ channel = w.buffer_get_string(buffer, 'name')
+ if channel and channel in ignore_channels:
+ return line
+
+ reset = w.color('reset')
+
+ for words in valid_nick_re.findall(line):
+ nick = words[1]
+ # Check that nick is not ignored and longer than minimum length
+ if len(nick) < min_length or nick in ignore_nicks:
+ continue
+ if nick in colored_nicks[buffer]:
+ nick_color = colored_nicks[buffer][nick]
+ line = line.replace(nick, '%s%s%s' % (nick_color, nick, reset))
+
+ return line
+
+def populate_nicks(*args):
+ ''' Fills entire dict with all nicks weechat can see and what color it has
+ assigned to it. '''
+ global colored_nicks
+
+ colored_nicks = {}
+
+ buffers = w.infolist_get('buffer', '', '')
+ while w.infolist_next(buffers):
+ buffer_ptr = w.infolist_pointer(buffers, 'pointer')
+ my_nick = w.buffer_get_string(buffer_ptr, 'localvar_nick')
+ nicklist = w.infolist_get('nicklist', buffer_ptr, '')
+ while w.infolist_next(nicklist):
+ if buffer_ptr not in colored_nicks:
+ colored_nicks[buffer_ptr] = {}
+
+ if w.infolist_string(nicklist, 'type') != 'nick':
+ continue
+
+ nick = w.infolist_string(nicklist, 'name')
+ nick_color = colorize_nick_color(nick, my_nick)
+
+ colored_nicks[buffer_ptr][nick] = nick_color
+
+ w.infolist_free(nicklist)
+
+ w.infolist_free(buffers)
+
+ return w.WEECHAT_RC_OK
+
+def add_nick(data, signal, type_data):
+ ''' Add nick to dict of colored nicks '''
+ global colored_nicks
+
+ # Nicks can have , in them in some protocols
+ splitted = type_data.split(',')
+ pointer = splitted[0]
+ nick = ",".join(splitted[1:])
+ if pointer not in colored_nicks:
+ colored_nicks[pointer] = {}
+
+ my_nick = w.buffer_get_string(pointer, 'localvar_nick')
+ nick_color = colorize_nick_color(nick, my_nick)
+
+ colored_nicks[pointer][nick] = nick_color
+
+ return w.WEECHAT_RC_OK
+
+def remove_nick(data, signal, type_data):
+ ''' Remove nick from dict with colored nicks '''
+ global colored_nicks
+
+ # Nicks can have , in them in some protocols
+ splitted = type_data.split(',')
+ pointer = splitted[0]
+ nick = ",".join(splitted[1:])
+
+ if pointer in colored_nicks and nick in colored_nicks[pointer]:
+ del colored_nicks[pointer][nick]
+
+ return w.WEECHAT_RC_OK
+
+def update_blacklist(*args):
+ ''' Set the blacklist for channels and nicks. '''
+ global ignore_channels, ignore_nicks
+ ignore_channels = w.config_string(colorize_config_option['blacklist_channels']).split(',')
+ ignore_nicks = w.config_string(colorize_config_option['blacklist_nicks']).split(',')
+ return w.WEECHAT_RC_OK
+
+if __name__ == "__main__":
+ if w.register(SCRIPT_NAME, SCRIPT_AUTHOR, SCRIPT_VERSION, SCRIPT_LICENSE,
+ SCRIPT_DESC, "", ""):
+ colorize_config_init()
+ colorize_config_read()
+
+ # Run once to get data ready
+ update_blacklist()
+ populate_nicks()
+
+ w.hook_signal('nicklist_nick_added', 'add_nick', '')
+ w.hook_signal('nicklist_nick_removed', 'remove_nick', '')
+ w.hook_modifier('weechat_print', 'colorize_cb', '')
+ # Hook config for changing colors
+ w.hook_config('weechat.color.chat_nick_colors', 'populate_nicks', '')
+ w.hook_config('weechat.look.nick_color_hash', 'populate_nicks', '')
+ # Hook for working togheter with other scripts (like colorize_lines)
+ w.hook_modifier('colorize_nicks', 'colorize_cb', '')
+ # Hook for modifying input
+ w.hook_modifier('250|input_text_display', 'colorize_input_cb', '')
+ # Hook for updating blacklist (this could be improved to use fnmatch)
+ weechat.hook_config('%s.look.blacklist*' % SCRIPT_NAME, 'update_blacklist', '')
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