moved seesmic branch to trunk
This commit is contained in:
Nathan Fritz
142
sleekxmpp/plugins/xep_0050.py
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142
sleekxmpp/plugins/xep_0050.py
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"""
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SleekXMPP: The Sleek XMPP Library
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Copyright (C) 2007 Nathanael C. Fritz
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This file is part of SleekXMPP.
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SleekXMPP is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SleekXMPP is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SleekXMPP; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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"""
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from __future__ import with_statement
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import base
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import logging
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from xml.etree import cElementTree as ET
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import traceback
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import time
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import thread
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class xep_0050(base.base_plugin):
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"""
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XEP-0050 Ad-Hoc Commands
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"""
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def plugin_init(self):
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self.xep = '0050'
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self.description = 'Ad-Hoc Commands'
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self.xmpp.add_handler("<iq type='set' xmlns='%s'><command xmlns='http://jabber.org/protocol/commands' action='__None__'/></iq>" % self.xmpp.default_ns, self.handler_command)
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self.xmpp.add_handler("<iq type='set' xmlns='%s'><command xmlns='http://jabber.org/protocol/commands' action='execute'/></iq>" % self.xmpp.default_ns, self.handler_command)
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self.xmpp.add_handler("<iq type='set' xmlns='%s'><command xmlns='http://jabber.org/protocol/commands' action='next'/></iq>" % self.xmpp.default_ns, self.handler_command_next, threaded=True)
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self.xmpp.add_handler("<iq type='set' xmlns='%s'><command xmlns='http://jabber.org/protocol/commands' action='cancel'/></iq>" % self.xmpp.default_ns, self.handler_command_cancel)
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self.xmpp.add_handler("<iq type='set' xmlns='%s'><command xmlns='http://jabber.org/protocol/commands' action='complete'/></iq>" % self.xmpp.default_ns, self.handler_command_complete)
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self.commands = {}
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self.sessions = {}
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def post_init(self):
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self.xmpp['xep_0030'].add_feature('http://jabber.org/protocol/commands')
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def addCommand(self, node, name, form, pointer=None, multi=False):
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self.xmpp['xep_0030'].add_item(None, name, 'http://jabber.org/protocol/commands', node)
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self.xmpp['xep_0030'].add_identity('automation', 'command-node', name, node)
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self.xmpp['xep_0030'].add_feature('http://jabber.org/protocol/commands', node)
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self.xmpp['xep_0030'].add_feature('jabber:x:data', node)
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self.commands[node] = (name, form, pointer, multi)
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def getNewSession(self):
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return str(time.time()) + '-' + self.xmpp.getNewId()
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def handler_command(self, xml):
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in_command = xml.find('{http://jabber.org/protocol/commands}command')
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sessionid = in_command.get('sessionid', None)
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node = in_command.get('node')
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sessionid = self.getNewSession()
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name, form, pointer, multi = self.commands[node]
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self.sessions[sessionid] = {}
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self.sessions[sessionid]['jid'] = xml.get('from')
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self.sessions[sessionid]['past'] = [(form, None)]
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self.sessions[sessionid]['next'] = pointer
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npointer = pointer
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if multi:
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actions = ['next']
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status = 'executing'
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else:
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if pointer is None:
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status = 'completed'
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actions = []
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else:
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status = 'executing'
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actions = ['complete']
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self.xmpp.send(self.makeCommand(xml.attrib['from'], in_command.attrib['node'], form=form, id=xml.attrib['id'], sessionid=sessionid, status=status, actions=actions))
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def handler_command_complete(self, xml):
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in_command = xml.find('{http://jabber.org/protocol/commands}command')
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sessionid = in_command.get('sessionid', None)
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pointer = self.sessions[sessionid]['next']
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results = self.xmpp['xep_0004'].makeForm('result')
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results.fromXML(in_command.find('{jabber:x:data}x'))
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apply(pointer, (results,sessionid))
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self.xmpp.send(self.makeCommand(xml.attrib['from'], in_command.attrib['node'], form=None, id=xml.attrib['id'], sessionid=sessionid, status='completed', actions=[]))
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del self.sessions[command.get('sessionid')]
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def handler_command_next(self, xml):
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in_command = xml.find('{http://jabber.org/protocol/commands}command')
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sessionid = in_command.get('sessionid', None)
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pointer = self.sessions[sessionid]['next']
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results = self.xmpp['xep_0004'].makeForm('result')
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results.fromXML(in_command.find('{jabber:x:data}x'))
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form, npointer, next = apply(pointer, (results,sessionid))
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self.sessions[sessionid]['next'] = npointer
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self.sessions[sessionid]['past'].append((form, pointer))
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actions = []
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actions.append('prev')
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if npointer is None:
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status = 'completed'
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else:
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status = 'executing'
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if next:
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actions.append('next')
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else:
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actions.append('complete')
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self.xmpp.send(self.makeCommand(xml.attrib['from'], in_command.attrib['node'], form=form, id=xml.attrib['id'], sessionid=sessionid, status=status, actions=actions))
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def handler_command_cancel(self, xml):
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command = xml.find('{http://jabber.org/protocol/commands}command')
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try:
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del self.sessions[command.get('sessionid')]
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except:
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pass
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self.xmpp.send(self.makeCommand(xml.attrib['from'], command.attrib['node'], id=xml.attrib['id'], sessionid=command.attrib['sessionid'], status='canceled'))
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def makeCommand(self, to, node, id=None, form=None, sessionid=None, status='executing', actions=[]):
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if not id:
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id = self.xmpp.getNewId()
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iq = self.xmpp.makeIqResult(id)
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iq.attrib['from'] = self.xmpp.fulljid
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iq.attrib['to'] = to
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command = ET.Element('{http://jabber.org/protocol/commands}command')
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command.attrib['node'] = node
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command.attrib['status'] = status
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xmlactions = ET.Element('actions')
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for action in actions:
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xmlactions.append(ET.Element(action))
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if xmlactions:
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command.append(xmlactions)
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if not sessionid:
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sessionid = self.getNewSession()
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command.attrib['sessionid'] = sessionid
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if form is not None:
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if hasattr(form,'getXML'):
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form = form.getXML()
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command.append(form)
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iq.append(command)
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return iq
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