Mercurial > libervia-web
annotate libervia.tac @ 35:d43d6e4b9dc8
room user joining/leaving
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Mon, 16 May 2011 18:19:35 +0200 |
| parents | 7684e3ceb12d |
| children | 1d406077b49b |
| rev | line source |
|---|---|
| 0 | 1 #!/usr/bin/python |
| 2 # -*- coding: utf-8 -*- | |
| 3 | |
| 4 """ | |
| 5 Libervia: a Salut à Toi frontend | |
| 6 Copyright (C) 2011 Jérôme Poisson (goffi@goffi.org) | |
| 7 | |
| 8 This program is free software: you can redistribute it and/or modify | |
| 9 it under the terms of the GNU Affero General Public License as published by | |
| 10 the Free Software Foundation, either version 3 of the License, or | |
| 11 (at your option) any later version. | |
| 12 | |
| 13 This program is distributed in the hope that it will be useful, | |
| 14 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 GNU Affero General Public License for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU Affero General Public License | |
| 19 along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 20 """ | |
| 21 | |
| 22 from twisted.application import internet, service | |
| 23 from twisted.internet import glib2reactor | |
| 24 glib2reactor.install() | |
| 25 from twisted.internet import reactor, defer | |
| 26 | |
| 27 from twisted.web import server | |
| 28 from twisted.web import error as weberror | |
| 29 from twisted.web.static import File | |
| 30 from twisted.web.resource import Resource | |
| 10 | 31 from twisted.words.protocols.jabber.jid import JID |
| 0 | 32 from txjsonrpc.web import jsonrpc |
| 33 from txjsonrpc import jsonrpclib | |
| 34 from sat_frontends.bridge.DBus import DBusBridgeFrontend,BridgeExceptionNoService | |
|
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35 import re |
| 10 | 36 from server_side.blog import MicroBlog |
| 37 | |
| 0 | 38 TIMEOUT = 120 #Session's time out, after that the user will be disconnected |
| 39 | |
| 40 | |
| 41 class MethodHandler(jsonrpc.JSONRPC): | |
| 42 | |
| 43 def __init__(self, sat_host): | |
| 44 jsonrpc.JSONRPC.__init__(self) | |
| 45 self.sat_host=sat_host | |
| 46 | |
| 47 def render(self, request): | |
| 1 | 48 self.session = request.getSession() |
| 0 | 49 try: |
| 1 | 50 profile = self.session.sat_profile |
| 0 | 51 except AttributeError: |
| 52 #user is not identified, we return a jsonrpc fault | |
| 53 parsed = jsonrpclib.loads(request.content.read()) | |
| 54 fault = jsonrpclib.Fault(0, "Not allowed") #FIXME: define some standard error codes for libervia | |
| 55 return jsonrpc.JSONRPC._cbRender(self, fault, request, parsed.get('id'), parsed.get('jsonrpc')) | |
| 56 return jsonrpc.JSONRPC.render(self, request) | |
| 19 | 57 |
| 58 def jsonrpc_getProfileJid(self): | |
| 59 """Return the jid of the profile""" | |
| 60 profile = self.session.sat_profile | |
| 61 self.session.sat_jid = self.sat_host.bridge.getParamA("JabberID", "Connection", profile_key=profile) | |
| 62 return self.session.sat_jid | |
| 0 | 63 |
| 64 def jsonrpc_getContacts(self): | |
| 65 """Return all passed args.""" | |
| 1 | 66 profile = self.session.sat_profile |
| 67 return self.sat_host.bridge.getContacts(profile) | |
| 20 | 68 |
| 69 def jsonrpc_setStatus(self, status): | |
| 70 """Change the status""" | |
| 71 profile = self.session.sat_profile | |
| 72 print "new status received:", status | |
| 73 self.sat_host.bridge.setPresence('', '', 0, {'':status}, profile) | |
| 74 | |
| 19 | 75 |
| 76 def jsonrpc_sendMessage(self, to_jid, msg, subject, type): | |
| 77 """send message""" | |
| 78 profile = self.session.sat_profile | |
| 79 return self.sat_host.bridge.sendMessage(to_jid, msg, subject, type, profile) | |
| 0 | 80 |
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81 def jsonrpc_sendMblog(self, raw_text): |
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82 """Parse raw_text of the microblog box, and send message consequently""" |
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83 profile = self.session.sat_profile |
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84 match = re.match(r'@(.+?): *(.*$)', raw_text) |
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85 if match: |
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86 recip = match.group(1) |
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87 text = match.group(2) |
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88 if recip == '@' and text: |
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89 #This text if for the public microblog |
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90 print "Sending message to everybody" |
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91 return self.sat_host.bridge.sendPersonalEvent("MICROBLOG", {'content':text}, profile) |
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92 else: |
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93 return self.sat_host.bridge.sendGroupBlog([recip], text, profile) |
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94 |
| 20 | 95 def jsonrpc_getPresenceStatus(self): |
| 96 """Get Presence information for connected contacts""" | |
| 97 profile = self.session.sat_profile | |
| 98 return self.sat_host.bridge.getPresenceStatus(profile) | |
| 99 | |
| 19 | 100 def jsonrpc_getHistory(self, from_jid, to_jid, size): |
| 101 """Return history for the from_jid/to_jid couple""" | |
| 102 #FIXME: this method should definitely be asynchrone, need to fix it !!! | |
| 103 profile = self.session.sat_profile | |
| 104 try: | |
| 105 _jid = JID(self.session.sat_jid) | |
| 106 except: | |
| 107 error("No jid saved for this profile") | |
| 108 return {} | |
| 109 if JID(from_jid).userhost() != _jid.userhost() and JID(to_jid) != _jid.userhost(): | |
| 110 error("Trying to get history from a different jid, maybe a hack attempt ?") | |
| 111 return {} | |
| 24 | 112 return self.sat_host.bridge.getHistory(from_jid, to_jid, size) |
| 19 | 113 |
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114 def jsonrpc_getRoomJoined(self): |
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115 """Return list of room already joined by user""" |
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116 profile = self.session.sat_profile |
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117 return self.sat_host.bridge.getRoomJoined(profile) |
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118 |
| 24 | 119 def jsonrpc_launchTarotGame(self, other_players): |
| 120 """Create a room, invite the other players and start a Tarot game""" | |
| 121 profile = self.session.sat_profile | |
| 122 self.sat_host.bridge.tarotGameLaunch(other_players, profile) | |
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123 |
| 0 | 124 class Register(jsonrpc.JSONRPC): |
| 125 """This class manage the registration procedure with SàT | |
| 126 It provide an api for the browser, check password and setup the web server""" | |
| 127 | |
| 128 def __init__(self, sat_host): | |
| 129 jsonrpc.JSONRPC.__init__(self) | |
| 130 self.sat_host=sat_host | |
| 131 self.profiles_waiting={} | |
| 132 self.request=None | |
| 133 | |
| 134 def getWaitingRequest(self, profile): | |
| 135 """Tell if a profile is trying to log in""" | |
| 136 if self.profiles_waiting.has_key(profile): | |
| 137 return self.profiles_waiting[profile] | |
| 138 else: | |
| 139 return None | |
| 140 | |
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141 def _fillMblogNodes(self, result, session): |
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142 """Fill the microblog nodes association for this session""" |
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143 print "Filling session for %s with %s" % (session.sat_profile, result) |
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144 session.sat_mblog_nodes = dict(result) |
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145 |
| 0 | 146 def render(self, request): |
| 147 """ | |
| 148 Render method with some hacks: | |
| 149 - if login is requested, try to login with form data | |
| 150 - except login, every method is jsonrpc | |
| 151 - user doesn't need to be authentified for isRegistered, but must be for all other methods | |
| 152 """ | |
| 153 if request.postpath==['login']: | |
| 154 return self.login(request) | |
| 155 _session = request.getSession() | |
| 156 parsed = jsonrpclib.loads(request.content.read()) | |
| 157 if parsed.get("method")!="isRegistered": | |
| 158 #if we don't call login or isRegistered, we need to be identified | |
| 159 try: | |
| 160 profile = _session.sat_profile | |
| 161 except AttributeError: | |
| 162 #user is not identified, we return a jsonrpc fault | |
| 163 fault = jsonrpclib.Fault(0, "Not allowed") #FIXME: define some standard error codes for libervia | |
| 164 return jsonrpc.JSONRPC._cbRender(self, fault, request, parsed.get('id'), parsed.get('jsonrpc')) | |
| 165 self.request = request | |
| 166 return jsonrpc.JSONRPC.render(self, request) | |
| 167 | |
| 168 def login(self, request): | |
| 169 """ | |
| 170 this method is called with the POST information from the registering form | |
| 171 it test if the password is ok, and log in if it's the case, | |
| 172 else it return an error | |
| 173 @param request: request of the register formulaire, must have "login" and "password" as arguments | |
| 174 @return: A constant indicating the state: | |
| 175 - BAD REQUEST: something is wrong in the request (bad arguments, profile_key for login) | |
| 176 - AUTH ERROR: either the profile or the password is wrong | |
| 177 - ALREADY WAITING: a request has already be made for this profile | |
| 178 - server.NOT_DONE_YET: the profile is being processed, the return value will be given by self._logged or self._logginError | |
| 179 """ | |
| 180 try: | |
| 181 _login = request.args['login'][0] | |
| 182 if _login.startswith('@'): | |
| 183 raise Exception('No profile_key allowed') | |
| 184 _pass = request.args['password'][0] | |
| 185 except KeyError: | |
| 186 return "BAD REQUEST" | |
| 187 | |
| 188 _profile_check = self.sat_host.bridge.getProfileName(_login) | |
| 189 _profile_pass = self.sat_host.bridge.getParamA("Password", "Connection", profile_key=_login) | |
| 190 | |
| 191 if not _profile_check or _profile_check != _login or _profile_pass != _pass: | |
| 192 return "AUTH ERROR" | |
| 193 | |
| 194 if self.profiles_waiting.has_key(_login): | |
| 195 return "ALREADY WAITING" | |
| 196 | |
| 197 if self.sat_host.bridge.isConnected(_login): | |
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198 return self._logged(_login, request, finish=False) |
| 0 | 199 |
| 200 self.profiles_waiting[_login] = request | |
| 201 self.sat_host.bridge.connect(_login) | |
| 202 return server.NOT_DONE_YET | |
| 203 | |
| 204 def __cleanWaiting(self, login): | |
| 205 """Remove login from waiting queue""" | |
| 206 try: | |
| 207 del self.profiles_waiting[login] | |
| 208 except KeyError: | |
| 209 pass | |
| 210 | |
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211 def _logged(self, profile, request, finish=True): |
| 0 | 212 """Set everything when a user just logged |
| 213 and return "LOGGED" to the requester""" | |
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214 self.__cleanWaiting(profile) |
| 0 | 215 _session = request.getSession() |
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216 _session.sat_profile = profile |
| 24 | 217 self.sat_host.prof_connected.add(profile) |
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218 d = defer.Deferred() |
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219 self.sat_host.bridge.getMblogNodes(profile, d.callback, d.errback) |
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220 d.addCallback(self._fillMblogNodes, _session) |
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221 if finish: |
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222 request.write('LOGGED') |
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223 request.finish() |
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224 else: |
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225 return "LOGGED" |
| 0 | 226 |
| 227 def _logginError(self, login, request, error_type): | |
| 228 """Something went wrong during loggin, return an error""" | |
| 229 self.__cleanWaiting(login) | |
| 230 return error_type | |
| 231 | |
| 232 def jsonrpc_isConnected(self): | |
| 233 _session = self.request.getSession() | |
| 234 profile = _session.sat_profile | |
| 235 return self.sat_host.bridge.isConnected(profile) | |
| 236 | |
| 237 def jsonrpc_connect(self): | |
| 238 _session = self.request.getSession() | |
| 239 profile = _session.sat_profile | |
| 240 if self.profiles_waiting.has_key(profile): | |
| 241 raise jsonrpclib.Fault('1','Already waiting') #FIXME: define some standard error codes for libervia | |
| 242 self.profiles_waiting[profile] = self.request | |
| 243 self.sat_host.bridge.connect(profile) | |
| 244 return server.NOT_DONE_YET | |
| 245 | |
| 246 def jsonrpc_isRegistered(self): | |
| 247 """Tell if the user is already registered""" | |
| 248 _session = self.request.getSession() | |
| 249 try: | |
| 250 profile = _session.sat_profile | |
| 251 except AttributeError: | |
| 252 return False | |
| 253 return True | |
| 254 | |
| 255 class SignalHandler(jsonrpc.JSONRPC): | |
| 256 | |
| 257 def __init__(self, sat_host): | |
| 258 Resource.__init__(self) | |
| 259 self.register=None | |
| 260 self.sat_host=sat_host | |
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261 self.signalDeferred = {} |
| 24 | 262 self.queue = {} #XXX: gof: don't forgot to purge queue on session end |
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263 |
| 0 | 264 def plugRegister(self, register): |
| 265 self.register = register | |
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266 |
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267 def jsonrpc_getSignals(self): |
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268 """Keep the connection alive until a signal is received, then send it |
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269 @return: (signal, *signal_args)""" |
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270 _session = self.request.getSession() |
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271 profile = _session.sat_profile |
| 24 | 272 if profile in self.queue: #if we have signals to send in queue |
| 273 if self.queue[profile]: | |
| 274 return self.queue[profile].pop(0) | |
| 275 else: | |
| 276 #the queue is empty, we delete the profile from queue | |
| 277 del self.queue[profile] | |
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278 self.signalDeferred[profile] = defer.Deferred() |
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279 return self.signalDeferred[profile] |
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280 |
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281 def getGenericCb(self, function_name): |
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282 """Return a generic function which send all params to signalDeferred.callback |
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283 function must have profile as last argument""" |
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284 def genericCb(*args): |
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285 profile = args[-1] |
| 24 | 286 if not profile in self.sat_host.prof_connected: |
| 287 return | |
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288 if profile in self.signalDeferred: |
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289 self.signalDeferred[profile].callback((function_name,args[:-1])) |
| 24 | 290 del self.signalDeferred[profile] |
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291 else: |
| 24 | 292 if not self.queue.has_key(profile): |
| 293 self.queue[profile] = [] | |
| 294 self.queue[profile].append((function_name, args[:-1])) | |
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295 return genericCb |
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296 |
| 0 | 297 def connected(self, profile): |
| 298 assert(self.register) #register must be plugged | |
| 299 request = self.register.getWaitingRequest(profile) | |
| 300 if request: | |
| 301 self.register._logged(profile, request) | |
| 302 | |
| 303 def connectionError(self, error_type, profile): | |
| 304 assert(self.register) #register must be plugged | |
| 305 request = self.register.getWaitingRequest(profile) | |
| 306 if request: #The user is trying to log in | |
| 307 if error_type == "AUTH_ERROR": | |
| 308 _error_t = "AUTH ERROR" | |
| 309 else: | |
| 310 _error_t = "UNKNOWN" | |
| 311 self.register._logginError(profile, request, _error_t) | |
| 312 | |
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313 def render(self, request): |
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314 """ |
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315 Render method wich reject access if user is not identified |
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316 """ |
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317 _session = request.getSession() |
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318 parsed = jsonrpclib.loads(request.content.read()) |
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319 try: |
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320 profile = _session.sat_profile |
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321 except AttributeError: |
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322 #user is not identified, we return a jsonrpc fault |
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323 fault = jsonrpclib.Fault(0, "Not allowed") #FIXME: define some standard error codes for libervia |
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324 return jsonrpc.JSONRPC._cbRender(self, fault, request, parsed.get('id'), parsed.get('jsonrpc')) |
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325 self.request = request |
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326 return jsonrpc.JSONRPC.render(self, request) |
| 0 | 327 |
| 10 | 328 |
| 0 | 329 class Libervia(service.Service): |
| 330 | |
| 331 def __init__(self): | |
| 332 root = File("output/") | |
| 333 self.signal_handler = SignalHandler(self) | |
| 334 _register = Register(self) | |
| 335 self.signal_handler.plugRegister(_register) | |
| 336 self.sessions = {} #key = session value = user | |
| 24 | 337 self.prof_connected = set() #Profiles connected |
| 0 | 338 ## bridge ## |
| 339 try: | |
| 340 self.bridge=DBusBridgeFrontend() | |
| 341 except BridgeExceptionNoService: | |
| 342 print(u"Can't connect to SàT backend, are you sure it's launched ?") | |
| 343 import sys | |
| 344 sys.exit(1) | |
| 345 self.bridge.register("connected", self.signal_handler.connected) | |
| 346 self.bridge.register("connectionError", self.signal_handler.connectionError) | |
| 35 | 347 for signal_name in ['presenceUpdate', 'personalEvent', 'newMessage', 'roomJoined', 'roomUserJoined', 'roomUserLeft']: |
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348 self.bridge.register(signal_name, self.signal_handler.getGenericCb(signal_name)) |
| 10 | 349 root.putChild('json_signal_api', self.signal_handler) |
| 350 root.putChild('json_api', MethodHandler(self)) | |
| 351 root.putChild('register_api', _register) | |
| 352 root.putChild('blog', MicroBlog(self)) | |
| 353 root.putChild('css', File("server_css/")) | |
| 354 self.site = server.Site(root) | |
| 0 | 355 |
| 356 def startService(self): | |
| 357 reactor.listenTCP(8080, self.site) | |
| 1 | 358 |
| 0 | 359 def run(self): |
| 360 reactor.run() | |
| 361 | |
| 362 def stop(self): | |
| 363 reactor.stop() | |
| 364 | |
| 365 | |
| 366 | |
| 367 application = service.Application('Libervia') | |
| 368 service = Libervia() | |
| 369 service.setServiceParent(application) |