annotate salut.py @ 1:92549e4336a6

2015 copyright dates update
author Goffi <goffi@goffi.org>
date Mon, 30 Mar 2015 10:30:54 +0200
parents d1bc50b64974
children 77b77f48c975
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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3
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4 # SAT plugin for account creation (experimental)
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5 # Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014, 2015 Jérôme Poisson (goffi@goffi.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 twisted.words.xish import domish
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21 from wokkel.subprotocols import XMPPHandler, IQHandlerMixin
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22 from wokkel import disco, iwokkel, data_form
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23 from twisted.words.protocols.jabber import jid
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24 from zope.interface import implements
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25 import uuid
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26 import sqlite3
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27 from os import path
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28 from collections import OrderedDict
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29 import gettext
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30 gettext.install('sat', "i18n", unicode=True)
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31
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32 DATABASE = "salut.db"
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33 ID_CMD_LIST = disco.DiscoIdentity("automation", "command-list")
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34 NS_COMMANDS = "http://jabber.org/protocol/commands"
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35 NS_SEARCH = 'jabber:iq:search'
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36 QUERY_SEARCH = "/query[@xmlns='jabber:iq:search']"
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37 SUBSCRIBE_CMD = "/iq[@type='set']/command[@xmlns='"+NS_COMMANDS+"' and @node='subscribe']"
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38 UNSUBSCRIBE_CMD = "/iq[@type='set']/command[@xmlns='"+NS_COMMANDS+"' and @node='unsubscribe']"
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39 INSTRUCTIONS = _(u'This is a minimal directory for the Libervia demo (Salut à Toi project). For testing purpose only.')
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40 FORM_INSTRUCTIONS = [INSTRUCTIONS]
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41
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42 SUBSCRIBE_TXT = _(u"Please give some words about you, then submit to be registered on the directory")
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43 SUBSCRIBE_DONE = _("You are now registered on the directory")
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44 UNSUBSCRIBE_DONE = _("You have been removed from the directory")
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45 DB_CREATE = ['PRAGMA user_version=0',
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46 'CREATE TABLE directory (jid TEXT PRIMARY KEY, description TEXT)']
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47
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48 class SalutGateway(XMPPHandler, IQHandlerMixin):
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49 implements(iwokkel.IDisco)
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50
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51 def __init__(self, component=False):
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52 XMPPHandler.__init__(self)
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53 IQHandlerMixin.__init__(self)
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54 self.component = component
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55 self.discoHandler = disco.DiscoHandler()
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56 new_db = not path.exists(DATABASE)
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57 conn = sqlite3.connect(DATABASE)
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58 self.db = conn.cursor() # we use SQLite in a blocking way, performance is not such a big deal here
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59 if new_db:
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60 for statement in DB_CREATE:
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61 self.db.execute(statement)
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62
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63 def connectionMade(self):
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64 print "Connected!"
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65 self.xmlstream.addObserver("/iq[@type='get']" + QUERY_SEARCH, self.handleFieldsRequest)
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66 self.xmlstream.addObserver("/iq[@type='set']" + QUERY_SEARCH, self.handleSearchRequest)
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67 self.xmlstream.addObserver(SUBSCRIBE_CMD, self.onSubscribe)
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68 self.xmlstream.addObserver(UNSUBSCRIBE_CMD, self.onUnsubscribe)
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69 self.discoHandler.setHandlerParent(self.parent)
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70
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71 def connectionLost(self, reason):
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72 print "Disconnected!"
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73
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74 def handleFieldsRequest(self, request):
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75 result = domish.Element((None, 'iq'))
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76 result['type'] = 'result'
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77 result['id'] = request['id']
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78 result['to'] = request['from']
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79 query_elt = result.addElement('query', NS_SEARCH)
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80 instructions_elt = query_elt.addElement('instructions', content=INSTRUCTIONS)
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81 form = data_form.Form('form', title=_('Directory search'),
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82 instructions=FORM_INSTRUCTIONS,
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83 formNamespace=NS_SEARCH)
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84 form.addField(data_form.Field('fixed', label=_('Enter part of description or jid to find somebody,')))
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85 form.addField(data_form.Field('fixed', label=('let empty to have a full list of people')))
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86 form.addField(data_form.Field('text-single', 'jid', label=_('jid')))
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87 form.addField(data_form.Field('text-single', 'description', label=_('Description')))
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88 query_elt.addChild(form.toElement())
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89 self.xmlstream.send(result)
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90
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91 def handleSearchRequest(self, request):
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92 query = ["SELECT jid, description FROM directory"]
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93 args = OrderedDict()
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94 try:
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95 query_elt = request.elements(NS_SEARCH, 'query').next()
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96 form_elt = query_elt.elements(data_form.NS_X_DATA, 'x').next()
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97 parsed_form = data_form.Form.fromElement(form_elt)
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98 for col in ('jid', 'description'):
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99 value = parsed_form[col].strip()
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100 if value:
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101 args[col] = value
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102 except (StopIteration, KeyError):
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103 raise ValueError # TODO: proper error handling
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104
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105 if args:
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106 query.append("WHERE")
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107 query.append(" AND ".join(("%s LIKE ?" % col for col in args)))
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108
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109 row_iter = self.db.execute(' '.join(query), tuple(['%'+arg+'%' for arg in args.values()]))
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110
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111 result = domish.Element((None, 'iq'))
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112 result['type'] = 'result'
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113 result['id'] = request['id']
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114 result['to'] = request['from']
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115 query_elt = result.addElement('query', NS_SEARCH)
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116 x_form = data_form.Form('result', formNamespace = NS_SEARCH)
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117 x_form_elt = x_form.toElement()
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118 reported_elt = x_form_elt.addElement('reported')
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119 jid_field_elt = reported_elt.addElement('field')
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120 jid_field_elt['label'] = 'Jabber ID'
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121 jid_field_elt['var'] = 'jid'
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122 description_field_elt = reported_elt.addElement('field')
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123 description_field_elt['label'] = 'Description'
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124 description_field_elt['var'] = 'description'
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125 for row in row_iter:
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126 for col, value in zip(('jid', 'description'), row):
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127 item_elt = x_form_elt.addElement('item')
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128 field_elt = item_elt.addElement('field')
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129 field_elt['var'] = col
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130 value_elt = field_elt.addElement('value', content=value)
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131
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132 query_elt.addChild(x_form_elt)
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133 self.xmlstream.send(result)
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134
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135 def onSubscribe(self, request):
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136 result = domish.Element((None, 'iq'))
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137 result['type'] = 'result'
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138 result['id'] = request['id']
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139 result['to'] = request['from']
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140 from_ = jid.JID(request['from'])
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141 request_cmd = request.elements(NS_COMMANDS, 'command').next()
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142 command_elt = result.addElement('command', NS_COMMANDS)
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143 try:
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144 session_id = request_cmd['sessionid']
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145 except KeyError:
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146 session_id = None
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147
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148 if session_id is None:
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149 # first request, we send the form
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150 command_elt['status'] = 'executing'
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151 session_id = str(uuid.uuid4())
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152 actions_elt = command_elt.addElement('actions')
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153 actions_elt['execute'] = 'next'
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154 actions_elt.addElement('next')
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155 form = data_form.Form('form', instructions=FORM_INSTRUCTIONS, title=_('Directory subscription'))
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156 infos = data_form.Field('fixed', value=SUBSCRIBE_TXT)
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157 desc = data_form.Field('text-single', 'description', label=_(u"Some words about you"))
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158 form.addField(infos)
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159 form.addField(desc)
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Goffi <goffi@goffi.org>
parents:
diff changeset
160 command_elt.addChild(form.toElement())
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Goffi <goffi@goffi.org>
parents:
diff changeset
161 else:
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Goffi <goffi@goffi.org>
parents:
diff changeset
162 req_forms = request_cmd.elements(data_form.NS_X_DATA, 'x')
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Goffi <goffi@goffi.org>
parents:
diff changeset
163 try:
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Goffi <goffi@goffi.org>
parents:
diff changeset
164 req_form = req_forms.next()
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Goffi <goffi@goffi.org>
parents:
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165 parsed_form = data_form.Form.fromElement(req_form)
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Goffi <goffi@goffi.org>
parents:
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166 description = parsed_form['description']
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Goffi <goffi@goffi.org>
parents:
diff changeset
167 except (StopIteration, KeyError):
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Goffi <goffi@goffi.org>
parents:
diff changeset
168 raise ValueError # TODO: properly cancel the command
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Goffi <goffi@goffi.org>
parents:
diff changeset
169 self.db.execute('REPLACE INTO directory(jid,description) VALUES (?,?)', (from_.userhost(), description))
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Goffi <goffi@goffi.org>
parents:
diff changeset
170 self.db.connection.commit()
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Goffi <goffi@goffi.org>
parents:
diff changeset
171 command_elt['status'] = 'completed'
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Goffi <goffi@goffi.org>
parents:
diff changeset
172 note_elt = command_elt.addElement('note')
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Goffi <goffi@goffi.org>
parents:
diff changeset
173 note_elt['type'] = 'info'
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Goffi <goffi@goffi.org>
parents:
diff changeset
174 note_elt.addContent(SUBSCRIBE_DONE)
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Goffi <goffi@goffi.org>
parents:
diff changeset
175 command_elt['sessionid'] = session_id
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Goffi <goffi@goffi.org>
parents:
diff changeset
176 command_elt['node'] = request_cmd['node']
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Goffi <goffi@goffi.org>
parents:
diff changeset
177 self.xmlstream.send(result)
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Goffi <goffi@goffi.org>
parents:
diff changeset
178
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Goffi <goffi@goffi.org>
parents:
diff changeset
179 def onUnsubscribe(self, request):
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Goffi <goffi@goffi.org>
parents:
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180 result = domish.Element((None, 'iq'))
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Goffi <goffi@goffi.org>
parents:
diff changeset
181 result['type'] = 'result'
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Goffi <goffi@goffi.org>
parents:
diff changeset
182 result['id'] = request['id']
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Goffi <goffi@goffi.org>
parents:
diff changeset
183 result['to'] = request['from']
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Goffi <goffi@goffi.org>
parents:
diff changeset
184 from_ = jid.JID(request['from'])
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Goffi <goffi@goffi.org>
parents:
diff changeset
185 request_cmd = request.elements(NS_COMMANDS, 'command').next()
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Goffi <goffi@goffi.org>
parents:
diff changeset
186 command_elt = result.addElement('command', NS_COMMANDS)
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Goffi <goffi@goffi.org>
parents:
diff changeset
187 self.db.execute('DELETE FROM directory WHERE jid=?', (from_.userhost(),))
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Goffi <goffi@goffi.org>
parents:
diff changeset
188 self.db.connection.commit()
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Goffi <goffi@goffi.org>
parents:
diff changeset
189 command_elt['status'] = 'completed'
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Goffi <goffi@goffi.org>
parents:
diff changeset
190 note_elt = command_elt.addElement('note')
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Goffi <goffi@goffi.org>
parents:
diff changeset
191 note_elt['type'] = 'info'
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Goffi <goffi@goffi.org>
parents:
diff changeset
192 note_elt.addContent(UNSUBSCRIBE_DONE)
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Goffi <goffi@goffi.org>
parents:
diff changeset
193 command_elt['node'] = request_cmd['node']
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Goffi <goffi@goffi.org>
parents:
diff changeset
194 self.xmlstream.send(result)
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Goffi <goffi@goffi.org>
parents:
diff changeset
195
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Goffi <goffi@goffi.org>
parents:
diff changeset
196 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
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Goffi <goffi@goffi.org>
parents:
diff changeset
197 return [disco.DiscoFeature(NS_SEARCH),
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Goffi <goffi@goffi.org>
parents:
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198 disco.DiscoIdentity(u"directory", u"user", u"salut"),
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Goffi <goffi@goffi.org>
parents:
diff changeset
199 disco.DiscoFeature(NS_COMMANDS),
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Goffi <goffi@goffi.org>
parents:
diff changeset
200 ID_CMD_LIST]
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Goffi <goffi@goffi.org>
parents:
diff changeset
201
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Goffi <goffi@goffi.org>
parents:
diff changeset
202 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
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Goffi <goffi@goffi.org>
parents:
diff changeset
203 ret = []
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Goffi <goffi@goffi.org>
parents:
diff changeset
204 if nodeIdentifier == NS_COMMANDS:
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Goffi <goffi@goffi.org>
parents:
diff changeset
205 ret.append(disco.DiscoItem(target, "subscribe", "Subscribe to the directory"))
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Goffi <goffi@goffi.org>
parents:
diff changeset
206 ret.append(disco.DiscoItem(target, "unsubscribe", "Unsubscribe from the directory"))
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Goffi <goffi@goffi.org>
parents:
diff changeset
207 return ret