Mercurial > libervia-web
annotate libervia.tac @ 14:9bf8ed012adc
- Group microblog management, first draft
- Bad connexion issue fixed
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Thu, 07 Apr 2011 22:27:36 +0200 |
| parents | 331c093e4eb3 |
| children | e8e3704eb97f |
| 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) | |
| 57 | |
| 58 def jsonrpc_getContacts(self): | |
| 59 """Return all passed args.""" | |
| 1 | 60 profile = self.session.sat_profile |
| 61 return self.sat_host.bridge.getContacts(profile) | |
| 0 | 62 |
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63 def jsonrpc_sendMblog(self, raw_text): |
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64 """Parse raw_text of the microblog box, and send message consequently""" |
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65 profile = self.session.sat_profile |
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66 match = re.match(r'@(.+?): *(.*$)', raw_text) |
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67 if match: |
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68 recip = match.group(1) |
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69 text = match.group(2) |
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70 if recip == '@' and text: |
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71 #This text if for the public microblog |
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72 print "Sending message to everybody" |
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73 return self.sat_host.bridge.sendPersonalEvent("MICROBLOG", {'content':text}, profile) |
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74 else: |
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75 return self.sat_host.bridge.sendGroupBlog([recip], text, profile) |
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76 |
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77 |
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78 |
| 0 | 79 class Register(jsonrpc.JSONRPC): |
| 80 """This class manage the registration procedure with SàT | |
| 81 It provide an api for the browser, check password and setup the web server""" | |
| 82 | |
| 83 def __init__(self, sat_host): | |
| 84 jsonrpc.JSONRPC.__init__(self) | |
| 85 self.sat_host=sat_host | |
| 86 self.profiles_waiting={} | |
| 87 self.request=None | |
| 88 | |
| 89 def getWaitingRequest(self, profile): | |
| 90 """Tell if a profile is trying to log in""" | |
| 91 if self.profiles_waiting.has_key(profile): | |
| 92 return self.profiles_waiting[profile] | |
| 93 else: | |
| 94 return None | |
| 95 | |
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96 def _fillMblogNodes(self, result, session): |
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97 """Fill the microblog nodes association for this session""" |
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98 print "Filling session for %s with %s" % (session.sat_profile, result) |
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99 session.sat_mblog_nodes = dict(result) |
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100 |
| 0 | 101 def render(self, request): |
| 102 """ | |
| 103 Render method with some hacks: | |
| 104 - if login is requested, try to login with form data | |
| 105 - except login, every method is jsonrpc | |
| 106 - user doesn't need to be authentified for isRegistered, but must be for all other methods | |
| 107 """ | |
| 108 if request.postpath==['login']: | |
| 109 return self.login(request) | |
| 110 _session = request.getSession() | |
| 111 parsed = jsonrpclib.loads(request.content.read()) | |
| 112 if parsed.get("method")!="isRegistered": | |
| 113 #if we don't call login or isRegistered, we need to be identified | |
| 114 try: | |
| 115 profile = _session.sat_profile | |
| 116 except AttributeError: | |
| 117 #user is not identified, we return a jsonrpc fault | |
| 118 fault = jsonrpclib.Fault(0, "Not allowed") #FIXME: define some standard error codes for libervia | |
| 119 return jsonrpc.JSONRPC._cbRender(self, fault, request, parsed.get('id'), parsed.get('jsonrpc')) | |
| 120 self.request = request | |
| 121 return jsonrpc.JSONRPC.render(self, request) | |
| 122 | |
| 123 def login(self, request): | |
| 124 """ | |
| 125 this method is called with the POST information from the registering form | |
| 126 it test if the password is ok, and log in if it's the case, | |
| 127 else it return an error | |
| 128 @param request: request of the register formulaire, must have "login" and "password" as arguments | |
| 129 @return: A constant indicating the state: | |
| 130 - BAD REQUEST: something is wrong in the request (bad arguments, profile_key for login) | |
| 131 - AUTH ERROR: either the profile or the password is wrong | |
| 132 - ALREADY WAITING: a request has already be made for this profile | |
| 133 - server.NOT_DONE_YET: the profile is being processed, the return value will be given by self._logged or self._logginError | |
| 134 """ | |
| 135 try: | |
| 136 _login = request.args['login'][0] | |
| 137 if _login.startswith('@'): | |
| 138 raise Exception('No profile_key allowed') | |
| 139 _pass = request.args['password'][0] | |
| 140 except KeyError: | |
| 141 return "BAD REQUEST" | |
| 142 | |
| 143 _profile_check = self.sat_host.bridge.getProfileName(_login) | |
| 144 _profile_pass = self.sat_host.bridge.getParamA("Password", "Connection", profile_key=_login) | |
| 145 | |
| 146 if not _profile_check or _profile_check != _login or _profile_pass != _pass: | |
| 147 return "AUTH ERROR" | |
| 148 | |
| 149 if self.profiles_waiting.has_key(_login): | |
| 150 return "ALREADY WAITING" | |
| 151 | |
| 152 if self.sat_host.bridge.isConnected(_login): | |
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153 return self._logged(_login, request, finish=False) |
| 0 | 154 |
| 155 self.profiles_waiting[_login] = request | |
| 156 self.sat_host.bridge.connect(_login) | |
| 157 return server.NOT_DONE_YET | |
| 158 | |
| 159 def __cleanWaiting(self, login): | |
| 160 """Remove login from waiting queue""" | |
| 161 try: | |
| 162 del self.profiles_waiting[login] | |
| 163 except KeyError: | |
| 164 pass | |
| 165 | |
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166 def _logged(self, profile, request, finish=True): |
| 0 | 167 """Set everything when a user just logged |
| 168 and return "LOGGED" to the requester""" | |
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169 self.__cleanWaiting(profile) |
| 0 | 170 _session = request.getSession() |
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171 _session.sat_profile = profile |
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172 d = defer.Deferred() |
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173 self.sat_host.bridge.getMblogNodes(profile, d.callback, d.errback) |
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174 d.addCallback(self._fillMblogNodes, _session) |
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175 if finish: |
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176 request.write('LOGGED') |
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177 request.finish() |
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178 else: |
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179 return "LOGGED" |
| 0 | 180 |
| 181 def _logginError(self, login, request, error_type): | |
| 182 """Something went wrong during loggin, return an error""" | |
| 183 self.__cleanWaiting(login) | |
| 184 return error_type | |
| 185 | |
| 186 def jsonrpc_isConnected(self): | |
| 187 _session = self.request.getSession() | |
| 188 profile = _session.sat_profile | |
| 189 return self.sat_host.bridge.isConnected(profile) | |
| 190 | |
| 191 def jsonrpc_connect(self): | |
| 192 _session = self.request.getSession() | |
| 193 profile = _session.sat_profile | |
| 194 if self.profiles_waiting.has_key(profile): | |
| 195 raise jsonrpclib.Fault('1','Already waiting') #FIXME: define some standard error codes for libervia | |
| 196 self.profiles_waiting[profile] = self.request | |
| 197 self.sat_host.bridge.connect(profile) | |
| 198 return server.NOT_DONE_YET | |
| 199 | |
| 200 def jsonrpc_isRegistered(self): | |
| 201 """Tell if the user is already registered""" | |
| 202 _session = self.request.getSession() | |
| 203 try: | |
| 204 profile = _session.sat_profile | |
| 205 except AttributeError: | |
| 206 return False | |
| 207 return True | |
| 208 | |
| 209 class SignalHandler(jsonrpc.JSONRPC): | |
| 210 | |
| 211 def __init__(self, sat_host): | |
| 212 Resource.__init__(self) | |
| 213 self.register=None | |
| 214 self.sat_host=sat_host | |
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215 self.signalDeferred = {} |
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216 |
| 0 | 217 def plugRegister(self, register): |
| 218 self.register = register | |
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219 |
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220 def jsonrpc_getSignals(self): |
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221 """Keep the connection alive until a signal is received, then send it |
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222 @return: (signal, *signal_args)""" |
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223 _session = self.request.getSession() |
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224 profile = _session.sat_profile |
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225 self.signalDeferred[profile] = defer.Deferred() |
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226 return self.signalDeferred[profile] |
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227 |
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228 def getGenericCb(self, function_name): |
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229 """Return a generic function which send all params to signalDeferred.callback |
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230 function must have profile as last argument""" |
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231 def genericCb(*args): |
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232 profile = args[-1] |
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233 if profile in self.signalDeferred: |
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234 self.signalDeferred[profile].callback((function_name,args[:-1])) |
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235 else: |
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236 print("Warning: signal [%s] can't be sent" % function_name) |
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237 return genericCb |
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238 |
| 0 | 239 def connected(self, profile): |
| 240 assert(self.register) #register must be plugged | |
| 241 request = self.register.getWaitingRequest(profile) | |
| 242 if request: | |
| 243 self.register._logged(profile, request) | |
| 244 | |
| 245 def connectionError(self, error_type, profile): | |
| 246 assert(self.register) #register must be plugged | |
| 247 request = self.register.getWaitingRequest(profile) | |
| 248 if request: #The user is trying to log in | |
| 249 if error_type == "AUTH_ERROR": | |
| 250 _error_t = "AUTH ERROR" | |
| 251 else: | |
| 252 _error_t = "UNKNOWN" | |
| 253 self.register._logginError(profile, request, _error_t) | |
| 254 | |
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255 def render(self, request): |
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256 """ |
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257 Render method wich reject access if user is not identified |
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258 """ |
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259 _session = request.getSession() |
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260 parsed = jsonrpclib.loads(request.content.read()) |
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261 try: |
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262 profile = _session.sat_profile |
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263 except AttributeError: |
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264 #user is not identified, we return a jsonrpc fault |
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265 fault = jsonrpclib.Fault(0, "Not allowed") #FIXME: define some standard error codes for libervia |
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266 return jsonrpc.JSONRPC._cbRender(self, fault, request, parsed.get('id'), parsed.get('jsonrpc')) |
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267 self.request = request |
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268 return jsonrpc.JSONRPC.render(self, request) |
| 0 | 269 |
| 10 | 270 |
| 0 | 271 class Libervia(service.Service): |
| 272 | |
| 273 def __init__(self): | |
| 274 root = File("output/") | |
| 275 self.signal_handler = SignalHandler(self) | |
| 276 _register = Register(self) | |
| 277 self.signal_handler.plugRegister(_register) | |
| 278 self.sessions = {} #key = session value = user | |
| 279 ## bridge ## | |
| 280 try: | |
| 281 self.bridge=DBusBridgeFrontend() | |
| 282 except BridgeExceptionNoService: | |
| 283 print(u"Can't connect to SàT backend, are you sure it's launched ?") | |
| 284 import sys | |
| 285 sys.exit(1) | |
| 286 self.bridge.register("connected", self.signal_handler.connected) | |
| 287 self.bridge.register("connectionError", self.signal_handler.connectionError) | |
|
3
154d4caa57f4
server side: proper profile management in signals generic callback
Goffi <goffi@goffi.org>
parents:
2
diff
changeset
|
288 for signal_name in ['presenceUpdate', 'personalEvent']: |
|
2
669c531a857e
signals handling and first draft of microblogging
Goffi <goffi@goffi.org>
parents:
1
diff
changeset
|
289 self.bridge.register(signal_name, self.signal_handler.getGenericCb(signal_name)) |
| 10 | 290 root.putChild('json_signal_api', self.signal_handler) |
| 291 root.putChild('json_api', MethodHandler(self)) | |
| 292 root.putChild('register_api', _register) | |
| 293 root.putChild('blog', MicroBlog(self)) | |
| 294 root.putChild('css', File("server_css/")) | |
| 295 self.site = server.Site(root) | |
| 0 | 296 |
| 297 def startService(self): | |
| 298 reactor.listenTCP(8080, self.site) | |
| 1 | 299 |
| 0 | 300 def run(self): |
| 301 reactor.run() | |
| 302 | |
| 303 def stop(self): | |
| 304 reactor.stop() | |
| 305 | |
| 306 | |
| 307 | |
| 308 application = service.Application('Libervia') | |
| 309 service = Libervia() | |
| 310 service.setServiceParent(application) |