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annotate frontends/src/quick_frontend/quick_chat.py @ 425:e4e9187e3b5b

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backend, bridge: asynchronous history quick_frontend: use of asynchronous history
author Goffi <goffi@goffi.org>
date Tue, 08 Nov 2011 01:08:11 +0100
parents ede26abf6ca1
children 17c7e48bf68f
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 """
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5 helper class for making a SAT frontend
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6 Copyright (C) 2009, 2010, 2011 Jérôme Poisson (goffi@goffi.org)
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7
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8 This program is free software: you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation, either version 3 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 """
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21
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22 from logging import debug, info, warning, error
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23 from sat.tools.jid import JID
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25
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26
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27 class QuickChat():
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28
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29 def __init__(self, target, host, type='one2one'):
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30 self.target = target
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31 self.host = host
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32 self.type = type
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33 self.id = ""
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34 self.nick = None
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35 self.occupants = set()
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36
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37 def setType(self, type):
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38 """Set the type of the chat
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39 @param type: can be 'one2one' for single conversation or 'group' for chat à la IRC
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40 """
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41 self.type = type
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42
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43 def setPresents(self, nicks):
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44 """Set the users presents in the contact list for a group chat
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45 @param nicks: list of nicknames
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46 """
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47 debug (_("Adding users %s to room") % nicks)
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48 if self.type != "group":
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49 error (_("[INTERNAL] trying to set presents nicks for a non group chat window"))
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50 raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here
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51 self.occupants.update(nicks)
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52
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53 def replaceUser(self, nick):
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54 """Add user if it is not in the group list"""
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55 debug (_("Replacing user %s") % nick)
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56 if self.type != "group":
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57 error (_("[INTERNAL] trying to replace user for a non group chat window"))
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58 raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here
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59 len_before = len(self.occupants)
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60 self.occupants.add(nick)
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61 if len_before != len(self.occupants):
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62 self.printInfo("=> %s has joined the room" % nick)
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63
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64 def setUserNick(self, nick):
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65 """Set the nick of the user, usefull for e.g. change the color of the user"""
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66 self.nick = nick
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67
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68 def getUserNick(self):
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69 return unicode(self.nick)
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71 def removeUser(self, nick):
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72 """Remove a user from the group list"""
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73 debug(_("Removing user %s") % nick)
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74 if self.type != "group":
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75 error (_("[INTERNAL] trying to remove user for a non group chat window"))
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76 raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here
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77 self.occupants.remove(nick)
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78 self.printInfo("<= %s has left the room" % nick)
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79
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80 def setSubject(self, subject):
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81 """Set title for a group chat"""
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82 debug(_("Setting subject to %s") % subject)
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83 if self.type != "group":
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84 error (_("[INTERNAL] trying to set subject for a non group chat window"))
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85 raise Exception("INTERNAL ERROR") #TODO: raise proper Exception here
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86
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87 def historyPrint(self, size=20, keep_last=False, profile='@NONE@'):
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88 """Print the initial history"""
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89 debug (_("now we print history"))
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90 def onHistory(history):
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91 stamps=history.keys()
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92 stamps.sort()
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93 for stamp in stamps:
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94 from_jid, to_jid, message = history[stamp]
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95 self.printMessage(JID(from_jid), message, profile, stamp)
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96 if keep_last: ##FIXME hack for sortilege
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97 self.last_history = stamps[-1] if stamps else None
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98 def onHistoryError(err):
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99 error (_("Can't get history"))
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100
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101 history=self.host.bridge.getHistory(self.host.profiles[profile]['whoami'].short, self.target.short, 20, callback=onHistory, errback=onHistoryError)
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102
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103 def _get_nick(self, jid):
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104 """Return nick of this jid when possible"""
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105 return jid.resource if self.type == "group" else (self.host.CM.getAttr(jid,'nick') or self.host.CM.getAttr(jid,'name') or jid.node)
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106
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107 def printMessage(self, from_jid, msg, profile, timestamp):
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108 """Print message in chat window. Must be implemented by child class"""
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109 jid=JID(from_jid)
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110 nick = self._get_nick(jid)
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111 mymess = (jid.resource == self.nick) if self.type == "group" else (jid.short == self.host.profiles[profile]['whoami'].short) #mymess = True if message comes from local user
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112 if msg.startswith('/me '):
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113 self.printInfo('* %s %s' % (nick, msg[4:]),type='me')
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114 return
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115 return jid, nick, mymess
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116
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117 def printInfo(self, msg, type='normal'):
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118 """Print general info
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119 @param msg: message to print
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120 @type: one of:
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121 normal: general info like "toto has joined the room"
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122 me: "/me" information like "/me clenches his fist" ==> "toto clenches his fist"
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123 """
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124 raise NotImplementedError
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125
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126
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127 def startGame(self, game_type, referee, players):
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128 """Configure the chat window to start a game"""
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129 #No need to raise an error as game are not mandatory
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130 warning(_('startGame is not implemented in this frontend'))
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131
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132 def getGame(self, game_type):
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133 """Return class managing the game type"""
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134 #No need to raise an error as game are not mandatory
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135 warning(_('getGame is not implemented in this frontend'))