gui.py 49.8 KB
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# Copyright 2010 Le Coz Florent <louizatakk@fedoraproject.org>
#
# This file is part of Poezio.
#
# Poezio 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, version 3 of the License.
#
# Poezio 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 Poezio.  If not, see <http://www.gnu.org/licenses/>.

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from gettext import (bindtextdomain, textdomain, bind_textdomain_codeset,
                     gettext as _)
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from os.path import isfile
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from time import sleep

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import os
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import re
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import sys
import shlex
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import curses
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import webbrowser

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from datetime import datetime
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import common
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import theme
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import multiuserchat as muc
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from handler import Handler
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from config import config
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from tab import MucTab, InfoTab, PrivateTab, RosterInfoTab
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from user import User
from room import Room
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from roster import Roster
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from message import Message
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from text_buffer import TextBuffer
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from keyboard import read_char
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from common import is_jid_the_same, jid_get_domain, jid_get_resource, is_jid
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# http://xmpp.org/extensions/xep-0045.html#errorstatus
ERROR_AND_STATUS_CODES = {
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    '401': _('A password is required'),
    '403': _('You are banned from the room'),
    '404': _('The room does\'nt exist'),
    '405': _('Your are not allowed to create a new room'),
    '406': _('A reserved nick must be used'),
    '407': _('You are not in the member list'),
    '409': _('This nickname is already in use or has been reserved'),
    '503': _('The maximum number of users has been reached'),
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    }

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SHOW_NAME = {
    'dnd': _('busy'),
    'away': _('away'),
    'xa': _('not available'),
    'chat': _('chatty'),
    '': _('available')
    }
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def doupdate():
    curses.doupdate()
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class Gui(object):
    """
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    User interface using ncurses
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    """
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    def __init__(self, xmpp):
        self.stdscr = curses.initscr()
        self.init_curses(self.stdscr)
        self.xmpp = xmpp
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        default_tab = InfoTab(self.stdscr, "Info") if self.xmpp.anon\
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            else RosterInfoTab(self.stdscr, self.xmpp.roster)
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        self.tabs = [default_tab]
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        # a unique buffer used to store global informations
        # that are displayed in almost all tabs, in an
        # information window.
        self.information_buffer = TextBuffer()
        self.information_win_size = 2 # Todo, get this from config
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        self.ignores = {}
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        self.commands = {
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            'help': (self.command_help, '\_o< KOIN KOIN KOIN'),
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            'join': (self.command_join, _("Usage: /join [room_name][@server][/nick] [password]\nJoin: Join the specified room. You can specify a nickname after a slash (/). If no nickname is specified, you will use the default_nick in the configuration file. You can omit the room name: you will then join the room you\'re looking at (useful if you were kicked). You can also provide a room_name without specifying a server, the server of the room you're currently in will be used. You can also provide a password to join the room.\nExamples:\n/join room@server.tld\n/join room@server.tld/John\n/join room2\n/join /me_again\n/join\n/join room@server.tld/my_nick password\n/join / password")),
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            'quit': (self.command_quit, _("Usage: /quit\nQuit: Just disconnect from the server and exit poezio.")),
            'exit': (self.command_quit, _("Usage: /exit\nExit: Just disconnect from the server and exit poezio.")),
            'next': (self.rotate_rooms_right, _("Usage: /next\nNext: Go to the next room.")),
            'n': (self.rotate_rooms_right, _("Usage: /n\nN: Go to the next room.")),
            'prev': (self.rotate_rooms_left, _("Usage: /prev\nPrev: Go to the previous room.")),
            'p': (self.rotate_rooms_left, _("Usage: /p\nP: Go to the previous room.")),
            'win': (self.command_win, _("Usage: /win <number>\nWin: Go to the specified room.")),
            'w': (self.command_win, _("Usage: /w <number>\nW: Go to the specified room.")),
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            'ignore': (self.command_ignore, _("Usage: /ignore <nickname> \nIgnore: Ignore a specified nickname.")),
            'unignore': (self.command_unignore, _("Usage: /unignore <nickname>\nUnignore: Remove the specified nickname from the ignore list.")),
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            'part': (self.command_part, _("Usage: /part [message]\n Part: disconnect from a room. You can specify an optional message.")),
            'show': (self.command_show, _("Usage: /show <availability> [status]\nShow: Change your availability and (optionaly) your status. The <availability> argument is one of \"avail, available, ok, here, chat, away, afk, dnd, busy, xa\" and the optional [message] argument will be your status message")),
            'away': (self.command_away, _("Usage: /away [message]\nAway: Sets your availability to away and (optional) sets your status message. This is equivalent to '/show away [message]'")),
            'busy': (self.command_busy, _("Usage: /busy [message]\nBusy: Sets your availability to busy and (optional) sets your status message. This is equivalent to '/show busy [message]'")),
            'avail': (self.command_avail, _("Usage: /avail [message]\nAvail: Sets your availability to available and (optional) sets your status message. This is equivalent to '/show available [message]'")),
            'available': (self.command_avail, _("Usage: /available [message]\nAvailable: Sets your availability to available and (optional) sets your status message. This is equivalent to '/show available [message]'")),
           'bookmark': (self.command_bookmark, _("Usage: /bookmark [roomname][/nick]\nBookmark: Bookmark the specified room (you will then auto-join it on each poezio start). This commands uses the same syntaxe as /join. Type /help join for syntaxe examples. Note that when typing \"/bookmark\" on its own, the room will be bookmarked with the nickname you\'re currently using in this room (instead of default_nick)")),
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            'unquery': (self.command_unquery, _("Usage: /unquery\nClose the private conversation window")),
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            'set': (self.command_set, _("Usage: /set <option> [value]\nSet: Sets the value to the option in your configuration file. You can, for example, change your default nickname by doing `/set default_nick toto` or your resource with `/set resource blabla`. You can also set an empty value (nothing) by providing no [value] after <option>.")),
            'kick': (self.command_kick, _("Usage: /kick <nick> [reason]\nKick: Kick the user with the specified nickname. You also can give an optional reason.")),
            'topic': (self.command_topic, _("Usage: /topic <subject> \nTopic: Change the subject of the room")),
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            'link': (self.command_link, _("Usage: /link [option] [number]\nLink: Interact with a link in the conversation. Available options are 'open', 'copy'. Open just opens the link in the browser if it's http://, Copy just copy the link in the clipboard. An optional number can be provided, it indicates which link to interact with.")),
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            'query': (self.command_query, _('Usage: /query <nick> [message]\nQuery: Open a private conversation with <nick>. This nick has to be present in the room you\'re currently in. If you specified a message after the nickname, it will immediately be sent to this user')),
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            'nick': (self.command_nick, _("Usage: /nick <nickname>\nNick: Change your nickname in the current room")),
            'say': (self.command_say, _('Usage: /say <message>\nSay: Just send the message. Useful if you want your message to begin with a "/"')),
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            'whois': (self.command_whois, _('Usage: /whois <nickname>\nWhois: Request many informations about the user.')),
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            'theme': (self.command_theme, _('Usage: /theme\nTheme: Reload the theme defined in the config file.')),
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            'recolor': (self.command_recolor, _('Usage: /recolor\nRecolor: Re-assign a color to all participants of the current room, based on the last time they talked. Use this if the participants currently talking have too many identical colors.')),
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            }

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        self.key_func = {
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            "KEY_PPAGE": self.scroll_page_up,
            "KEY_NPAGE": self.scroll_page_down,
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            "KEY_F(5)": self.rotate_rooms_left,
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            "^P": self.rotate_rooms_left,
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            "KEY_F(6)": self.rotate_rooms_right,
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            "KEY_F(7)": self.shrink_information_win,
            "KEY_F(8)": self.grow_information_win,
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            "^N": self.rotate_rooms_right,
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            "KEY_RESIZE": self.resize_window,
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            '^X': self.go_to_important_room,
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            '^V': self.move_separator,
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            }

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        # Add handlers
        self.xmpp.add_event_handler("session_start", self.on_connected)
        self.xmpp.add_event_handler("groupchat_presence", self.on_groupchat_presence)
        self.xmpp.add_event_handler("groupchat_message", self.on_groupchat_message)
        self.xmpp.add_event_handler("message", self.on_message)
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        self.xmpp.add_event_handler("presence", self.on_presence)
        self.xmpp.add_event_handler("roster_update", self.on_roster_update)
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    def grow_information_win(self):
        """
        """
        if self.information_win_size == 14:
            return
        self.information_win_size += 1
        for tab in self.tabs:
            tab.on_info_win_size_changed(self.information_win_size, self.stdscr)
        self.refresh_window()

    def shrink_information_win(self):
        """
        """
        if self.information_win_size == 0:
            return
        self.information_win_size -= 1
        for tab in self.tabs:
            tab.on_info_win_size_changed(self.information_win_size, self.stdscr)
        self.refresh_window()
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    def on_connected(self, event):
        """
        Called when we are connected and authenticated
        """
        self.information(_("Welcome on Poezio \o/!"))
        self.information(_("Your JID is %s") % self.xmpp.fulljid)

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        if not self.xmpp.anon:
            # request the roster
            self.xmpp.getRoster()
            # send initial presence
            self.xmpp.makePresence(pfrom=self.xmpp.jid).send()
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        rooms = config.get('rooms', '')
        if rooms == '' or not isinstance(rooms, str):
            return
        rooms = rooms.split(':')
        for room in rooms:
            args = room.split('/')
            if args[0] == '':
                return
            roomname = args[0]
            if len(args) == 2:
                nick = args[1]
            else:
                default = os.environ.get('USER') if os.environ.get('USER') else 'poezio'
                nick = config.get('default_nick', '')
                if nick == '':
                    nick = default
            self.open_new_room(roomname, nick)
            muc.join_groupchat(self.xmpp, roomname, nick)
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        # if not self.xmpp.anon:
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        # Todo: SEND VCARD
        return
        if config.get('jid', '') == '': # Don't send the vcard if we're not anonymous
            self.vcard_sender.start()   # because the user ALREADY has one on the server

    def on_groupchat_presence(self, presence):
        """
        Triggered whenever a presence stanza is received from a user in a multi-user chat room.
        Display the presence on the room window and update the
        presence information of the concerned user
        """
        from_nick = presence['from'].resource
        from_room = presence['from'].bare
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        room = self.get_room_by_name(from_room)
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        code = presence.find('{jabber:client}status')
        status_codes = set([s.attrib['code'] for s in presence.findall('{http://jabber.org/protocol/muc#user}x/{http://jabber.org/protocol/muc#user}status')])
        # Check if it's not an error presence.
        if presence['type'] == 'error':
            return self.room_error(presence, from_room)
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        if not room:
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            return
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        msg = None
        affiliation = presence['muc']['affiliation']
        show = presence['show']
        status = presence['status']
        role = presence['muc']['role']
        jid = presence['muc']['jid']
        typ = presence['type']
        if not room.joined:     # user in the room BEFORE us.
            # ignore redondant presence message, see bug #1509
            if from_nick not in [user.nick for user in room.users]:
                new_user = User(from_nick, affiliation, show, status, role)
                room.users.append(new_user)
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                if from_nick == room.own_nick:
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                    room.joined = True
                    new_user.color = theme.COLOR_OWN_NICK
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                    self.add_message_to_text_buffer(room, _("Your nickname is %s") % (from_nick))
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                    if '170' in status_codes:
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                        self.add_message_to_text_buffer(room, 'Warning: this room is publicly logged')
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        else:
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            change_nick = '303' in status_codes
            kick = '307' in status_codes and typ == 'unavailable'
            user = room.get_user_by_name(from_nick)
            # New user
            if not user:
                self.on_user_join(room, from_nick, affiliation, show, status, role, jid)
            # nick change
            elif change_nick:
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                self.on_user_nick_change(room, presence, user, from_nick, from_room)
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            # kick
            elif kick:
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                self.on_user_kicked(room, presence, user, from_nick)
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            # user quit
            elif typ == 'unavailable':
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                self.on_user_leave_groupchat(room, user, jid, status, from_nick, from_room)
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            # status change
            else:
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                self.on_user_change_status(room, user, from_nick, from_room, affiliation, role, show, status)
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        self.refresh_window()
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        doupdate()

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    def on_user_join(self, room, from_nick, affiliation, show, status, role, jid):
        """
        When a new user joins a groupchat
        """
        room.users.append(User(from_nick, affiliation,
                               show, status, role))
        hide_exit_join = config.get('hide_exit_join', -1)
        if hide_exit_join != 0:
            if not jid.full:
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                self.add_message_to_text_buffer(room, _('%(spec)s "[%(nick)s]" joined the room') % {'nick':from_nick.replace('"', '\\"'), 'spec':theme.CHAR_JOIN.replace('"', '\\"')}, colorized=True)
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            else:
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                self.add_message_to_text_buffer(room, _('%(spec)s "[%(nick)s]" "(%(jid)s)" joined the room') % {'spec':theme.CHAR_JOIN.replace('"', '\\"'), 'nick':from_nick.replace('"', '\\"'), 'jid':jid.full}, colorized=True)
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    def on_user_nick_change(self, room, presence, user, from_nick, from_room):
        new_nick = presence.find('{http://jabber.org/protocol/muc#user}x/{http://jabber.org/protocol/muc#user}item').attrib['nick']
        if user.nick == room.own_nick:
            room.own_nick = new_nick
            # also change our nick in all private discussion of this room
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            for _tab in self.tabs:
                if isinstance(_tab, PrivateTab) and is_jid_the_same(_tab.get_jid(), room.name):
                    _tab.own_nick = new_nick
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        user.change_nick(new_nick)
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        self.add_message_to_text_buffer(room, _('"[%(old)s]" is now known as "[%(new)s]"') % {'old':from_nick.replace('"', '\\"'), 'new':new_nick.replace('"', '\\"')}, colorized=True)
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        # rename the private tabs if needed
        private_room = self.get_room_by_name('%s/%s' % (from_room, from_nick))
        if private_room:
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            self.add_message_to_text_buffer(private_room, _('"[%(old_nick)s]" is now known as "[%(new_nick)s]"') % {'old_nick':from_nick.replace('"', '\\"'), 'new_nick':new_nick.replace('"', '\\"')}, colorized=True)
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            new_jid = private_room.name.split('/')[0]+'/'+new_nick
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            private_room.name = new_jid
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    def on_user_kicked(self, room, presence, user, from_nick):
        """
        When someone is kicked
        """
        room.users.remove(user)
        by = presence.find('{http://jabber.org/protocol/muc#user}x/{http://jabber.org/protocol/muc#user}item/{http://jabber.org/protocol/muc#user}actor')
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        from common import debug
        debug('KICK: by:%s  %s, %s\n' % (presence, by, by.attrib['jid'] if by else by))
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        reason = presence.find('{http://jabber.org/protocol/muc#user}x/{http://jabber.org/protocol/muc#user}item/{http://jabber.org/protocol/muc#user}reason')
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        by = by.attrib['jid'] if by is not None else None
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        reason = reason.text# if reason else ''
        if from_nick == room.own_nick: # we are kicked
            room.disconnect()
            if by:
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                kick_msg = _('%(spec)s [You] have been kicked by "[%(by)s]"') % {'spec': theme.CHAR_KICK.replace('"', '\\"'), 'by':by}
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            else:
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                kick_msg = _('%(spec)s [You] have been kicked.') % {'spec':theme.CHAR_KICK.replace('"', '\\"')}
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            # try to auto-rejoin
            if config.get('autorejoin', 'false') == 'true':
                muc.join_groupchat(self.xmpp, room.name, room.own_nick)
        else:
            if by:
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                kick_msg = _('%(spec)s "[%(nick)s]" has been kicked by "[%(by)s]"') % {'spec':theme.CHAR_KICK.replace('"', '\\"'), 'nick':from_nick.replace('"', '\\"'), 'by':by.replace('"', '\\"')}
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            else:
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                kick_msg = _('%(spec)s "[%(nick)s]" has been kicked') % {'spec':theme.CHAR_KICK, 'nick':from_nick.replace('"', '\\"')}
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        if reason:
            kick_msg += _(' Reason: %(reason)s') % {'reason': reason}
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        self.add_message_to_text_buffer(room, kick_msg, colorized=True)
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    def on_user_leave_groupchat(self, room, user, jid, status, from_nick, from_room):
        """
        When an user leaves a groupchat
        """
        room.users.remove(user)
        hide_exit_join = config.get('hide_exit_join', -1) if config.get('hide_exit_join', -1) >= -1 else -1
        if hide_exit_join == -1 or user.has_talked_since(hide_exit_join):
            if not jid.full:
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                leave_msg = _('%(spec)s "[%(nick)s]" has left the room') % {'nick':from_nick.replace('"', '\\"'), 'spec':theme.CHAR_QUIT.replace('"', '\\"')}
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            else:
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                leave_msg = _('%(spec)s "[%(nick)s]" (%(jid)s) has left the room') % {'spec':theme.CHAR_QUIT.replace('"', '\\"'), 'nick':from_nick.replace('"', '\\"'), 'jid':jid.full.replace('"', '\\"')}
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            if status:
                leave_msg += ' (%s)' % status
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            self.add_message_to_text_buffer(room, leave_msg, colorized=True)
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        private_room = self.get_room_by_name('%s/%s' % (from_room, from_nick))
        if private_room:
            if not status:
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                self.add_message_to_text_buffer(private_room, _('%(spec)s "[%(nick)s]" has left the room') % {'nick':from_nick.replace('"', '\\"'), 'spec':theme.CHAR_QUIT.replace('"', '\\"')}, colorized=True)
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            else:
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                self.add_message_to_text_buffer(private_room, _('%(spec)s "[%(nick)s]" has left the room "(%(status)s)"') % {'nick':from_nick.replace('"', '\\"'), 'spec':theme.CHAR_QUIT, 'status': status.replace('"', '\\"')}, colorized=True)
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    def on_user_change_status(self, room, user, from_nick, from_room, affiliation, role, show, status):
        """
        When an user changes her status
        """
        # build the message
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        msg = _('"%s" changed: ')% from_nick.replace('"', '\\"')
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        if affiliation != user.affiliation:
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            msg += _('affiliation: %s, ') % affiliation
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        if role != user.role:
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            msg += _('role: %s, ') % role
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        if show != user.show and show in list(SHOW_NAME.keys()):
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            msg += _('show: %s, ') % SHOW_NAME[show]
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        if status != user.status:
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            msg += _('status: %s, ') % status
        msg = msg[:-2] # remove the last ", "
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        hide_status_change = config.get('hide_status_change', -1) if config.get('hide_status_change', -1) >= -1 else -1
        if (hide_status_change == -1 or \
                user.has_talked_since(hide_status_change) or\
                user.nick == room.own_nick)\
                and\
                (affiliation != user.affiliation or\
                    role != user.role or\
                    show != user.show or\
                    status != user.status):
            # display the message in the room
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            self.add_message_to_text_buffer(room, msg, colorized=True)
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        private_room = self.get_room_by_name('%s/%s' % (from_room, from_nick))
        if private_room: # display the message in private
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            self.add_message_to_text_buffer(private_room, msg)
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        # finally, effectively change the user status
        user.update(affiliation, show, status, role)

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    def on_message(self, message):
        """
        When receiving private message from a muc OR a normal message
        (from one of our contacts)
        """
        if message['type'] == 'groupchat':
            return None
        # Differentiate both type of messages, and call the appropriate handler.
        jid_from = message['from']
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        for tab in self.tabs:
            if isinstance(tab, MucTab) and tab.get_name() == jid_from.bare: # check all the MUC we are in
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                if message['type'] == 'error':
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                    return self.room_error(message, tab.get_room().name)
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                else:
                    return self.on_groupchat_private_message(message)
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        return self.on_normal_message(message)

    def on_groupchat_private_message(self, message):
        """
        We received a Private Message (from someone in a Muc)
        """
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        from common import debug
        debug('PRIVATE: %s\n' % message)
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        jid = message['from']
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        nick_from = jid.resource
        room_from = jid.bare
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        room = self.get_room_by_name(jid.full) # get the tab with the private conversation
        if not room: # It's the first message we receive: create the tab
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            room = self.open_private_window(room_from, nick_from, False)
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            if not room:
                return
        body = message['body']
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        self.add_message_to_text_buffer(room, body, None, nick_from)
        self.refresh_window()
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        doupdate()

    def on_normal_message(self, message):
        """
        When receiving "normal" messages (from someone in our roster)
        """
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        from common import debug
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        debug('MESSAGE: %s\n' % (message))
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        return

    def on_presence(self, presence):
        """
        """
        from common import debug
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        debug('Presence: %s\n' % (presence))
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        return
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    def on_roster_update(self, iq):
        """
        A subscription changed, or we received a roster item
        after a roster request, etc
        """
        from common import debug
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        debug("ROSTER UPDATE: %s\n" % (iq))
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        for subscriber in iq['roster']['items']:
            debug("subscriber: %s\n" % (iq['roster']['items'][subscriber]['subscription']))

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    def resize_window(self):
        """
        Resize the whole screen
        """
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        for tab in self.tabs:
            tab.resize(self.stdscr)
        self.refresh_window()
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    def main_loop(self):
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        """
        main loop waiting for the user to press a key
        """
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        self.refresh_window()
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        while True:
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            doupdate()
442
            char=read_char(self.stdscr)
443
            # search for keyboard shortcut
444
            if char in list(self.key_func.keys()):
445
                self.key_func[char]()
446
            else:
447
                self.do_command(char)
448

449
    def current_tab(self):
450 451 452
        """
        returns the current room, the one we are viewing
        """
453
        return self.tabs[0]
454 455

    def get_room_by_name(self, name):
456 457 458
        """
        returns the room that has this name
        """
459 460 461 462
        for tab in self.tabs:
            if (isinstance(tab, MucTab) or
                isinstance(tab, PrivateTab)) and tab.get_name() == name:
                return tab.get_room()
463
        return None
464

465
    def init_curses(self, stdscr):
466 467 468
        """
        ncurses initialization
        """
469
        theme.init_colors()
470
        curses.noecho()
471
        curses.curs_set(0)
472
        stdscr.keypad(True)
473

474
    def reset_curses(self):
475 476 477 478 479
        """
        Reset terminal capabilities to what they were before ncurses
        init
        """
        curses.echo()
480
        curses.nocbreak()
481
        curses.endwin()
482

483 484 485 486
    def refresh_window(self):
        """
        Refresh everything
        """
487 488
        self.current_tab().set_color_state(theme.COLOR_TAB_CURRENT)
        self.current_tab().refresh(self.tabs, self.information_buffer)
489

490
    def open_new_room(self, room, nick, focus=True):
491
        """
492
        Open a new MucTab containing a muc Room, using the specified nick
493
        """
494 495 496 497
        r = Room(room, nick)
        new_tab = MucTab(self.stdscr, r, self.information_win_size)
        if self.current_tab().nb == 0:
            self.tabs.append(new_tab)
498
        else:
499 500 501
            for ta in self.tabs:
                if ta.nb == 0:
                    self.tabs.insert(self.tabs.index(ta), new_tab)
502
                    break
503
        if focus:
504
            self.command_win("%s" % new_tab.nb)
505
        self.refresh_window()
506

507 508 509 510 511 512 513
    def go_to_important_room(self):
        """
        Go to the next room with activity, in this order:
        - A personal conversation with a new message
        - A Muc with an highlight
        - A Muc with any new message
        """
514 515 516
        for tab in self.tabs:
            if tab.get_color_state() == theme.COLOR_TAB_PRIVATE:
                self.command_win('%s' % tab.nb)
517
                return
518 519 520
        for tab in self.tabs:
            if tab.get_color_state() == theme.COLOR_TAB_HIGHLIGHT:
                self.command_win('%s' % tab.nb)
521
                return
522 523 524
        for tab in self.tabs:
            if tab.get_color_state() == theme.COLOR_TAB_NEW_MESSAGE:
                self.command_win('%s' % tab.nb)
525
                return
526

527
    def rotate_rooms_right(self, args=None):
528 529 530
        """
        rotate the rooms list to the right
        """
531 532 533
        self.current_tab().on_lose_focus()
        self.tabs.append(self.tabs.pop(0))
        self.current_tab().on_gain_focus()
534
        self.refresh_window()
535

536
    def rotate_rooms_left(self, args=None):
537 538 539
        """
        rotate the rooms list to the right
        """
540 541 542
        self.current_tab().on_lose_focus()
        self.tabs.insert(0, self.tabs.pop())
        self.current_tab().on_gain_focus()
543
        self.refresh_window()
544

545
    def scroll_page_down(self, args=None):
546
        self.current_tab().on_scroll_down()
547
        self.refresh_window()
548 549

    def scroll_page_up(self, args=None):
550
        self.current_tab().on_scroll_up()
551
        self.refresh_window()
552

553
    def room_error(self, error, room_name):
554 555 556
        """
        Display the error on the room window
        """
557 558 559 560 561 562
        room = self.get_room_by_name(room_name)
        msg = error['error']['type']
        condition = error['error']['condition']
        code = error['error']['code']
        body = error['error']['text']
        if not body:
563
            if code in list(ERROR_AND_STATUS_CODES.keys()):
564 565
                body = ERROR_AND_STATUS_CODES[code]
            else:
566 567
                body = condition or _('Unknown error')
        if code:
568 569
            msg = _('Error: %(code)s - %(msg)s: %(body)s') % {'msg':msg, 'body':body, 'code':code}
            self.add_message_to_text_buffer(room, msg)
570
        else:
571 572
            msg = _('Error: %(msg)s: %(body)s') % {'msg':msg, 'body':body}
            self.add_message_to_text_buffer(room, msg)
573
        if code == '401':
574 575
            msg = _('To provide a password in order to join the room, type "/join / password" (replace "password" by the real password)')
            self.add_message_to_text_buffer(room, msg)
576
        if code == '409':
577 578 579
            if config.get('alternative_nickname', '') != '':
                self.command_join('%s/%s'% (room.name, room.own_nick+config.get('alternative_nickname', '')))
            else:
580
                self.add_message_to_text_buffer(room, _('You can join the room with an other nick, by typing "/join /other_nick"'))
581
        self.refresh_window()
582

583
    def open_private_window(self, room_name, user_nick, focus=True):
584
        complete_jid = room_name+'/'+user_nick
585 586 587 588
        for tab in self.tabs: # if the room exists, focus it and return
            if isinstance(tab, PrivateTab):
                if tab.get_name() == complete_jid:
                    self.command_win('%s' % tab.nb)
589 590
                    return
        # create the new tab
591
        room = self.get_room_by_name(room_name)
592 593 594
        if not room:
            return None
        own_nick = room.own_nick
595 596
        r = Room(complete_jid, own_nick) # PrivateRoom here
        new_tab = PrivateTab(self.stdscr, r, self.information_win_size)
597
        # insert it in the rooms
598 599
        if self.current_tab().nb == 0:
            self.tabs.append(new_tab)
600
        else:
601 602 603
            for ta in self.tabs:
                if ta.nb == 0:
                    self.tabs.insert(self.tabs.index(ta), new_tab)
604 605
                    break
        if focus:               # focus the room if needed
606
            self.command_win('%s' % (new_tab.nb))
607
        # self.window.new_room(r)
608
        self.refresh_window()
609 610
        return r

611
    def on_groupchat_message(self, message):
612
        """
613
        Triggered whenever a message is received from a multi-user chat room.
614
        """
615 616
        from common import debug
#        debug('GROUPCHAT message: %s\n' % message)
617 618
        delay_tag = message.find('{urn:xmpp:delay}delay')
        if delay_tag is not None:
619
            delayed = True
620
            date = common.datetime_tuple(delay_tag.attrib['stamp'])
621
        else:
622 623
            # We support the OLD and deprecated XEP: http://xmpp.org/extensions/xep-0091.html
            # But it sucks, please, Jabber servers, don't do this :(
624 625
            delay_tag = message.find('{jabber:x:delay}x')
            if delay_tag is not None:
626
                delayed = True
627
                date = common.datetime_tuple(delay_tag.attrib['stamp'])
628 629
            else:
                delayed = False
630
                date = None
631
        nick_from = message['mucnick']
632
        room_from = message.getMucroom()
633 634
        if message['type'] == 'error': # Check if it's an error
            return self.room_error(message, from_room)
635 636
        if nick_from == room_from:
            nick_from = None
637
        room = self.get_room_by_name(room_from)
638
        if (room_from in self.ignores) and (nick_from in self.ignores[room_from]):
639
            return
640
        room = self.get_room_by_name(room_from)
641 642
        if not room:
            self.information(_("message received for a non-existing room: %s") % (room_from))
643
            return
644 645
        body = message['body']
        subject = message['subject']
646
#        debug('======== %s, %s, %s, %s====\n'% (nick_from, room_from, body, subject))
647
        if subject:
648
            if nick_from:
649
                self.add_message_to_text_buffer(room, _("%(nick)s changed the subject to: %(subject)s") % {'nick':nick_from, 'subject':subject}, time=date)
650
            else:
651
                self.add_message_to_text_buffer(room, _("The subject is: %(subject)s") % {'subject':subject}, time=date)
652
            room.topic = subject.replace('\n', '|')
653
        elif body:
654
            if body.startswith('/me '):
655
                self.add_message_to_text_buffer(room, "* "+nick_from + ' ' + body[4:], date)
656
            else:
657
                date = date if delayed == True else None
658
                self.add_message_to_text_buffer(room, body, date, nick_from)
659
        self.refresh_window()
660
        doupdate()
661

662
    def add_message_to_text_buffer(self, room, txt, time=None, nickname=None, colorized=False):
663
        """
664 665
        Add the message to the room if possible, else, add it to the Info window
        (in the Info tab of the info window in the RosterTab)
666
        """
667 668
        if not room:
            self.information('Error, trying to add a message in no room: %s' % txt)
669
        else:
670 671
            room.add_message(txt, time, nickname, colorized)
        self.refresh_window()
672

673
    def command_help(self, arg):
674 675 676
        """
        /help <command_name>
        """
677
        args = arg.split()
678
        if len(args) == 0:
679
            msg = _('Available commands are: ')
680
            for command in list(self.commands.keys()):
681
                msg += "%s " % command
682
            msg += _("\nType /help <command_name> to know what each command does")
683
        if len(args) == 1:
684
            if args[0] in list(self.commands.keys()):
685 686
                msg = self.commands[args[0]][1]
            else:
687
                msg = _('Unknown command: %s') % args[0]
688
        self.information(msg)
689

690 691 692 693
    def command_whois(self, arg):
        """
        /whois <nickname>
        """
694 695
        # TODO
        return
696 697 698 699
        # check shlex here
        try:
            args = shlex.split(arg)
        except ValueError as error:
700
            return self.information(str(error), _("Error"))
701 702
        room = self.current_room()
        if len(args) != 1:
703
            self.add_message_to_text_buffer(room, _('whois command takes exactly one argument'))
704 705 706 707 708 709 710
            return
        # check if current room is a MUC
        if room.jid or room.name == 'Info':
            return
        nickname = args[0]
        self.muc.request_vcard(room.name, nickname)

711 712 713 714
    def command_theme(self, arg):
        """
        """
        theme.reload_theme()
715
        self.resize_window()
716

717 718 719 720
    def command_recolor(self, arg):
        """
        Re-assign color to the participants of the room
        """
721 722
        tab = self.current_tab()
        if not isinstance(tab, MucTab):
723
            return
724
        room = tab.get_room()
725 726 727 728 729 730 731 732 733 734 735 736 737
        i = 0
        compare_users = lambda x: x.last_talked
        users = list(room.users)
        # search our own user, to remove it from the room
        for user in users:
            if user.nick == room.own_nick:
                users.remove(user)
        nb_color = len(theme.LIST_COLOR_NICKNAMES)
        for user in sorted(users, key=compare_users, reverse=True):
            user.color = theme.LIST_COLOR_NICKNAMES[i % nb_color]
            i+= 1
        self.refresh_window()

738
    def command_win(self, arg):
739 740 741
        """
        /win <number>
        """
742
        args = arg.split()
743
        if len(args) != 1:
744
            self.command_help('win')
745 746 747 748
            return
        try:
            nb = int(args[0])
        except ValueError:
749
            self.command_help('win')
750
            return
751
        if self.current_tab().nb == nb:
752
            return
753 754 755 756 757 758 759
        self.current_tab().on_lose_focus()
        start = self.current_tab()
        self.tabs.append(self.tabs.pop(0))
        while self.current_tab().nb != nb:
            self.tabs.append(self.tabs.pop(0))
            if self.current_tab() == start:
                self.current_tab().set_color_state(theme.COLOR_TAB_CURRENT)
760
                self.refresh_window()
761
                return
762
        self.current_tab().on_gain_focus()
763
        self.refresh_window()
764

765
    def command_kick(self, arg):
766 767 768
        """
        /kick <nick> [reason]
        """
769 770 771
        try:
            args = shlex.split(arg)
        except ValueError as error:
772 773 774
            return self.information(str(error), _("Error"))
        # TODO information message
            # return self.add_message_to_text_buffer(self.current_room(), _("Error: %s") % (error))
775
        if len(args) < 1:
776
            self.command_help('kick')
777 778 779 780 781 782
            return
        nick = args[0]
        if len(args) >= 2:
            reason = ' '.join(args[1:])
        else:
            reason = ''
783
        if not isinstance(self.current_tab(), MucTab) or not self.current_tab().get_room().joined:
784
            return
785
        roomname = self.current_tab().get_name()
786 787 788
        res = muc.eject_user(self.xmpp, roomname, nick, reason)
        if res['type'] == 'error':
            self.room_error(res, roomname)
789

790 791 792 793 794 795 796 797 798 799 800 801 802
    # def command_say(self, arg):
    #     """
    #     /say <