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annotate src/plugins/plugin_xep_0085.py @ 654:5c5cf5bca240

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plugin XEP-0085: improvement for sending "composing" state
author souliane <souliane@mailoo.org>
date Thu, 26 Sep 2013 10:44:57 +0200
parents 262d9d9ad27a
children b6c22d9f593a
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7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
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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 # SAT plugin for Chat State Notifications Protocol (xep-0085)
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5 # Copyright (C) 2009, 2010, 2011, 2012, 2013 Adrien Cossa (souliane@mailoo.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20 from sat.core import exceptions
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21 from logging import debug, info, error
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22 from wokkel import disco, iwokkel
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23 from zope.interface import implements
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24 from twisted.words.protocols.jabber.jid import JID
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25 try:
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26 from twisted.words.protocols.xmlstream import XMPPHandler
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27 except ImportError:
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28 from wokkel.subprotocols import XMPPHandler
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29 from threading import Timer
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30 from twisted.words.xish.domish import generateElementsNamed
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31
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32 NS_XMPP_CLIENT = "jabber:client"
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33 NS_CHAT_STATES = "http://jabber.org/protocol/chatstates"
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34 CHAT_STATES = ["active", "inactive", "gone", "composing", "paused"]
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35 MESSAGE_TYPES = ["chat", "groupchat"]
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36 PARAM_KEY = "Notifications"
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37 PARAM_NAME = "Enable chat state notifications"
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38 ENTITY_KEY = PARAM_KEY + "_" + PARAM_NAME
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39
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40 PLUGIN_INFO = {
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41 "name": "Chat State Notifications Protocol Plugin",
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42 "import_name": "XEP-0085",
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43 "type": "XEP",
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44 "protocols": ["XEP-0085"],
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45 "dependencies": [],
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46 "main": "XEP_0085",
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47 "handler": "yes",
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48 "description": _("""Implementation of Chat State Notifications Protocol""")
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49 }
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50
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51
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52 # Describe the internal transitions that are triggered
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53 # by a timer. Beside that, external transitions can be
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54 # runned to target the states "active" or "composing".
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55 # Delay is specified here in seconds.
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56 TRANSITIONS = {
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57 "active": {"next_state": "inactive", "delay": 120},
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58 "inactive": {"next_state": "gone", "delay": 480},
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59 "gone": {"next_state": "", "delay": 0},
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60 "composing": {"next_state": "paused", "delay": 30},
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61 "paused": {"next_state": "inactive", "delay": 450}
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62 }
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63
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64
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65 class UnknownChatStateException(Exception):
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66 """
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67 This error is raised when an unknown chat state is used.
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68 """
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69 pass
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70
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71
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72 class XEP_0085(object):
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73 """
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74 Implementation for XEP 0085
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75 """
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76 params = """
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77 <params>
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78 <individual>
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79 <category name="%(category_name)s" label="%(category_label)s">
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80 <param name="%(param_name)s" label="%(param_label)s" value="true" type="bool" security="0"/>
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81 </category>
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82 </individual>
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83 </params>
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84 """ % {
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85 'category_name': PARAM_KEY,
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86 'category_label': _(PARAM_KEY),
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87 'param_name': PARAM_NAME,
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88 'param_label': _('Enable chat state notifications')
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89 }
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90
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91 def __init__(self, host):
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92 info(_("CSN plugin initialization"))
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93 self.host = host
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94
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95 # parameter value is retrieved before each use
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96 host.memory.importParams(self.params)
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97
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98 # triggers from core
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99 host.trigger.add("MessageReceived", self.messageReceivedTrigger)
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100 host.trigger.add("sendMessageXml", self.sendMessageXmlTrigger)
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101 host.trigger.add("paramUpdateTrigger", self.paramUpdateTrigger)
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102 # TODO: handle profile disconnexion (free memory in entity data)
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103
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104 # args: to_s (jid as string), profile
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105 host.bridge.addMethod("chatStateComposing", ".plugin", in_sign='ss',
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106 out_sign='', method=self.chatStateComposing)
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107
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108 # args: from (jid as string), state in CHAT_STATES, profile
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109 host.bridge.addSignal("chatStateReceived", ".plugin", signature='sss')
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110
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111 def getHandler(self, profile):
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112 return XEP_0085_handler(self, profile)
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113
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114 def updateEntityData(self, entity_jid, value, profile):
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115 """
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116 Update the entity data and reset the chat state display
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117 if the notification has been disabled. Parameter "entity_jid"
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118 could be @ALL@ to update all entities.
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119 """
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120 self.host.memory.updateEntityData(entity_jid, ENTITY_KEY, value, profile)
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121 if not value or value == "@NONE@":
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122 # disable chat state for this or these contact(s)
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123 self.host.bridge.chatStateReceived(unicode(entity_jid), "", profile)
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124
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125 def paramUpdateTrigger(self, name, value, category, type, profile):
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126 """
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127 Reset all the existing chat state entity data associated
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128 with this profile after a parameter modification (value
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129 different then "true" would delete the entity data).
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130 """
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131 if (category, name) == (PARAM_KEY, PARAM_NAME):
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132 self.updateEntityData("@ALL@", True if value == "true" else "@NONE@", profile)
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133
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134 def messageReceivedTrigger(self, message, profile):
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135 """
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136 Update the entity cache when we receive a message with body.
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137 Check for a check state in the incoming message and broadcast signal.
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souliane <souliane@mailoo.org>
parents:
diff changeset
138 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
139 if not self.host.memory.getParamA(PARAM_NAME, PARAM_KEY, profile_key=profile):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
140 return True
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
141
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
142 try:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
143 generateElementsNamed(message.children, name="body").next()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
144 from_jid = JID(message.getAttribute("from"))
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
145 try:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
146 generateElementsNamed(message.children, name="active").next()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
147 # contact enabled Chat State Notifications
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
148 self.updateEntityData(from_jid, True, profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
149 # init to send following "composing" state
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
150 self.__chatStateInit(from_jid, message.getAttribute("type"), profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
151 except StopIteration:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
152 # contact didn't enable Chat State Notifications
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
153 self.updateEntityData(from_jid, False, profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
154 except StopIteration:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
155 pass
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
156
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
157 state_list = [child.name for child in message.children if
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
158 message.getAttribute("type") in MESSAGE_TYPES
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
159 and child.name in CHAT_STATES
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
160 and child.defaultUri == NS_CHAT_STATES]
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
161 for state in state_list:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
162 # there must be only one state according to the XEP
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
163 self.host.bridge.chatStateReceived(message.getAttribute("from"),
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
164 state, profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
165 break
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
166 return True
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
167
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
168 def sendMessageXmlTrigger(self, message, mess_data, profile):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
169 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
170 Eventually add the chat state to the message and initiate
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
171 the state machine when sending an "active" state.
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
172 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
173 if not self.host.memory.getParamA(PARAM_NAME, PARAM_KEY, profile_key=profile):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
174 return True
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
175
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
176 # check if notifications should be sent to this contact
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
177 contact_enabled = True
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
178 to_jid = JID(message.getAttribute("to"))
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
179 try:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
180 contact_enabled = self.host.memory.getEntityData(
643
262d9d9ad27a plugin XEP-0085: renamed category and parameter
souliane <souliane@mailoo.org>
parents: 636
diff changeset
181 to_jid, [ENTITY_KEY], profile)[ENTITY_KEY]
636
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
182 except (exceptions.UnknownEntityError, KeyError):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
183 # enable it for the first time
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
184 self.updateEntityData(to_jid, True, profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
185 if not contact_enabled:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
186 return True
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
187 try:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
188 # message with a body always mean active state
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
189 generateElementsNamed(message.children, name="body").next()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
190 message.addElement('active', NS_CHAT_STATES)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
191 # launch the chat state machine (init the timer)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
192 self.__chatStateActive(to_jid, mess_data["type"], profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
193 except StopIteration:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
194 if "chat_state" in mess_data["options"]:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
195 state = mess_data["options"]["chat_state"]
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
196 assert(state in CHAT_STATES)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
197 message.addElement(state, NS_CHAT_STATES)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
198 return True
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
199
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
200 def __chatStateInit(self, to_jid, mess_type, profile):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
201 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
202 Data initialization for the chat state machine.
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
203 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
204 # TODO: use also the resource in map key
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
205 to_jid = to_jid.userhostJID()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
206 if mess_type is None:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
207 return
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
208 if not hasattr(self, "map"):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
209 self.map = {}
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
210 profile_map = self.map.setdefault(profile, {})
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
211 if not to_jid in profile_map:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
212 machine = ChatStateMachine(self.host, to_jid,
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
213 mess_type, profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
214 self.map[profile][to_jid] = machine
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
215
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
216 def __chatStateActive(self, to_jid, mess_type, profile_key):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
217 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
218 Launch the chat state machine on "active" state.
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
219 """
654
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
220 # TODO: use also the JID resource in the map key
636
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
221 to_jid = to_jid.userhostJID()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
222 profile = self.host.memory.getProfileName(profile_key)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
223 if profile is None:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
224 raise exceptions.ProfileUnknownError
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
225 self.__chatStateInit(to_jid, mess_type, profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
226 self.map[profile][to_jid]._onEvent("active")
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
227
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
228 def chatStateComposing(self, to_jid_s, profile_key):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
229 """
654
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
230 Move to the "composing" state. Since this method is called
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
231 from the front-end, it needs to check the values of the
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
232 parameter "Send chat state notifications" and the entity
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
233 data associated to the target JID.
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
234 TODO: try to optimize this method which is called often
636
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
235 """
654
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
236 # check if the parameter is active
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
237 if not self.host.memory.getParamA(PARAM_NAME, PARAM_KEY, profile_key=profile_key):
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
238 return
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
239 # TODO: use also the JID resource in the map key
636
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
240 to_jid = JID(to_jid_s).userhostJID()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
241 profile = self.host.memory.getProfileName(profile_key)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
242 if profile is None:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
243 raise exceptions.ProfileUnknownError
654
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
244 # check if notifications should be sent to this contact
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
245 contact_enabled = True
636
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
246 try:
654
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
247 contact_enabled = self.host.memory.getEntityData(
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
248 to_jid, [ENTITY_KEY], profile)[ENTITY_KEY]
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
249 except (exceptions.UnknownEntityError, KeyError):
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
250 # wait for the first message before sending states
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
251 pass
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
252 if not contact_enabled:
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
253 return True
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
254 # now we are sure that the state should be sent
5c5cf5bca240 plugin XEP-0085: improvement for sending "composing" state
souliane <souliane@mailoo.org>
parents: 643
diff changeset
255 self.map[profile][to_jid]._onEvent("composing")
636
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
256
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
257
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
258 class ChatStateMachine:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
259 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
260 This class represents a chat state, between one profile and
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
261 one target contact. A timer is used to move from one state
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
262 to the other. The initialization is done through the "active"
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
263 state which is internally set when a message is sent. The state
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
264 "composing" can be set externally (through the bridge by a
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
265 frontend). Other states are automatically set with the timer.
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
266 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
267
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
268 def __init__(self, host, to_jid, mess_type, profile):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
269 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
270 Initialization need to store the target, message type
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
271 and a profile for sending later messages.
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
272 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
273 self.host = host
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
274 self.to_jid = to_jid
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
275 self.mess_type = mess_type
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
276 self.profile = profile
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
277 self.state = None
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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278 self.timer = None
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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279
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
280 def _onEvent(self, state):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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281 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
282 Move to the specified state, eventually send the
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
283 notification to the contact (the "active" state is
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
284 automatically sent with each message) and set the timer.
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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285 """
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
286 if state != self.state and state != "active":
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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287 # send a new message without body
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
288 self.host.sendMessage(self.to_jid,
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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289 '',
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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290 '',
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
291 self.mess_type,
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
292 options={"chat_state": state},
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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293 profile_key=self.profile)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
294 self.state = state
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
295 if not self.timer is None:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
296 self.timer.cancel()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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297
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
298 if not state in TRANSITIONS:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
299 return
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
300 if not "next_state" in TRANSITIONS[state]:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
301 return
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
302 if not "delay" in TRANSITIONS[state]:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
303 return
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
304 next_state = TRANSITIONS[state]["next_state"]
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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305 delay = TRANSITIONS[state]["delay"]
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
306 if next_state == "" or delay < 0:
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
307 return
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
308 self.timer = Timer(delay, self._onEvent, [next_state])
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
309 self.timer.start()
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
310
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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311
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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312 class XEP_0085_handler(XMPPHandler):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
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313 implements(iwokkel.IDisco)
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
314
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
315 def __init__(self, plugin_parent, profile):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
316 self.plugin_parent = plugin_parent
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
317 self.host = plugin_parent.host
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
318 self.profile = profile
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
319
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
320 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
321 return [disco.DiscoFeature(NS_CHAT_STATES)]
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
322
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
323 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
7ea6d5a86e58 plugin XEP-0085: Chat State Notifications
souliane <souliane@mailoo.org>
parents:
diff changeset
324 return []