Mercurial > libervia-backend
view frontends/src/quick_frontend/quick_chat.py @ 751:1def5b7edf9f
core, bridge: better GenericException handling
author | Goffi <goffi@goffi.org> |
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date | Tue, 17 Dec 2013 00:56:39 +0100 |
parents | 6246eb6d64a0 |
children | bfabeedbf32e |
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#!/usr/bin/python # -*- coding: utf-8 -*- # helper class for making a SAT frontend # Copyright (C) 2009, 2010, 2011, 2012, 2013 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from logging import debug, info, warning, error from sat.tools.jid import JID from sat_frontends.quick_frontend.quick_utils import unescapePrivate from sat_frontends.quick_frontend.constants import Const class QuickChat(object): def __init__(self, target, host, type='one2one'): self.target = target self.host = host self.type = type self.id = "" self.nick = None self.occupants = set() def setType(self, type): """Set the type of the chat @param type: can be 'one2one' for single conversation or 'group' for chat à la IRC """ self.type = type def setPresents(self, nicks): """Set the users presents in the contact list for a group chat @param nicks: list of nicknames """ debug (_("Adding users %s to room") % nicks) if self.type != "group": error (_("[INTERNAL] trying to set presents nicks for a non group chat window")) raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here self.occupants.update(nicks) def replaceUser(self, nick, show_info=True): """Add user if it is not in the group list""" debug (_("Replacing user %s") % nick) if self.type != "group": error (_("[INTERNAL] trying to replace user for a non group chat window")) raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here len_before = len(self.occupants) self.occupants.add(nick) if len_before != len(self.occupants) and show_info: self.printInfo("=> %s has joined the room" % nick) def removeUser(self, nick, show_info=True): """Remove a user from the group list""" debug(_("Removing user %s") % nick) if self.type != "group": error (_("[INTERNAL] trying to remove user for a non group chat window")) raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here self.occupants.remove(nick) if show_info: self.printInfo("<= %s has left the room" % nick) def setUserNick(self, nick): """Set the nick of the user, usefull for e.g. change the color of the user""" self.nick = nick def getUserNick(self): return unicode(self.nick) def changeUserNick(self, old_nick, new_nick): """Change nick of a user in group list""" debug(_("Changing nick of user %(old_nick)s to %(new_nick)s") % {"old_nick": old_nick, "new_nick": new_nick}) if self.type != "group": error (_("[INTERNAL] trying to change user nick for a non group chat window")) raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here self.removeUser(old_nick, show_info=False) self.replaceUser(new_nick, show_info=False) self.printInfo("%s is now known as %s" % (old_nick, new_nick)) def setSubject(self, subject): """Set title for a group chat""" debug(_("Setting subject to %s") % subject) if self.type != "group": error (_("[INTERNAL] trying to set subject for a non group chat window")) raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here def historyPrint(self, size=20, profile='@NONE@'): """Print the initial history""" debug (_("now we print history")) def onHistory(history): for line in history: timestamp, from_jid, to_jid, message, _type, extra = line if ((self.type == 'group' and _type != 'groupchat') or (self.type == 'one2one' and _type == 'groupchat')): continue self.printMessage(JID(from_jid), message, profile, timestamp) def onHistoryError(err): error (_("Can't get history")) if self.target.startswith(Const.PRIVATE_PREFIX): target = unescapePrivate(self.target) else: target = self.target.bare self.host.bridge.getHistory(self.host.profiles[profile]['whoami'].bare, target, 20, profile=profile, callback=onHistory, errback=onHistoryError) def _get_nick(self, jid): """Return nick of this jid when possible""" if self.target.startswith(Const.PRIVATE_PREFIX): unescaped = unescapePrivate(self.target) if jid.startswith(Const.PRIVATE_PREFIX) or unescaped.bare == jid.bare: return unescaped.resource return jid.resource if self.type == "group" else (self.host.contact_list.getCache(jid,'nick') or self.host.contact_list.getCache(jid,'name') or jid.node) def printMessage(self, from_jid, msg, profile, timestamp = ''): """Print message in chat window. Must be implemented by child class""" jid=JID(from_jid) nick = self._get_nick(jid) mymess = (jid.resource == self.nick) if self.type == "group" else (jid.bare == self.host.profiles[profile]['whoami'].bare) #mymess = True if message comes from local user if msg.startswith('/me '): self.printInfo('* %s %s' % (nick, msg[4:]),type='me', timestamp=timestamp) return return jid, nick, mymess def printInfo(self, msg, type='normal'): """Print general info @param msg: message to print @type: one of: normal: general info like "toto has joined the room" me: "/me" information like "/me clenches his fist" ==> "toto clenches his fist" """ raise NotImplementedError def startGame(self, game_type, referee, players): """Configure the chat window to start a game""" #No need to raise an error as game are not mandatory warning(_('startGame is not implemented in this frontend')) def getGame(self, game_type): """Return class managing the game type""" #No need to raise an error as game are not mandatory warning(_('getGame is not implemented in this frontend'))