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| 2 # Copyright (c) 2001-2004 Twisted Matrix Laboratories. | |
| 3 # See LICENSE for details. | |
| 4 | |
| 5 | |
| 6 from __future__ import nested_scopes | |
| 7 | |
| 8 import gtk | |
| 9 | |
| 10 from twisted import copyright | |
| 11 from twisted.internet import defer | |
| 12 from twisted.python import failure, log, util | |
| 13 from twisted.spread import pb | |
| 14 from twisted.cred.credentials import UsernamePassword | |
| 15 | |
| 16 from twisted.internet import error as netError | |
| 17 | |
| 18 def login(client=None, **defaults): | |
| 19 """ | |
| 20 @param host: | |
| 21 @param port: | |
| 22 @param identityName: | |
| 23 @param password: | |
| 24 @param serviceName: | |
| 25 @param perspectiveName: | |
| 26 | |
| 27 @returntype: Deferred RemoteReference of Perspective | |
| 28 """ | |
| 29 d = defer.Deferred() | |
| 30 LoginDialog(client, d, defaults) | |
| 31 return d | |
| 32 | |
| 33 class GladeKeeper: | |
| 34 """ | |
| 35 @cvar gladefile: The file in which the glade GUI definition is kept. | |
| 36 @type gladefile: str | |
| 37 | |
| 38 @cvar _widgets: Widgets that should be attached to me as attributes. | |
| 39 @type _widgets: list of strings | |
| 40 """ | |
| 41 | |
| 42 gladefile = None | |
| 43 _widgets = () | |
| 44 | |
| 45 def __init__(self): | |
| 46 from gtk import glade | |
| 47 self.glade = glade.XML(self.gladefile) | |
| 48 | |
| 49 # mold can go away when we get a newer pygtk (post 1.99.14) | |
| 50 mold = {} | |
| 51 for k in dir(self): | |
| 52 mold[k] = getattr(self, k) | |
| 53 self.glade.signal_autoconnect(mold) | |
| 54 self._setWidgets() | |
| 55 | |
| 56 def _setWidgets(self): | |
| 57 get_widget = self.glade.get_widget | |
| 58 for widgetName in self._widgets: | |
| 59 setattr(self, "_" + widgetName, get_widget(widgetName)) | |
| 60 | |
| 61 | |
| 62 class LoginDialog(GladeKeeper): | |
| 63 # IdentityConnector host port identityName password | |
| 64 # requestLogin -> identityWrapper or login failure | |
| 65 # requestService serviceName perspectiveName client | |
| 66 | |
| 67 # window killed | |
| 68 # cancel button pressed | |
| 69 # login button activated | |
| 70 | |
| 71 fields = ['host','port','identityName','password', | |
| 72 'perspectiveName'] | |
| 73 | |
| 74 _widgets = ("hostEntry", "portEntry", "identityNameEntry", "passwordEntry", | |
| 75 "perspectiveNameEntry", "statusBar", | |
| 76 "loginDialog") | |
| 77 | |
| 78 _advancedControls = ['perspectiveLabel', 'perspectiveNameEntry', | |
| 79 'protocolLabel', 'versionLabel'] | |
| 80 | |
| 81 gladefile = util.sibpath(__file__, "login2.glade") | |
| 82 | |
| 83 def __init__(self, client, deferred, defaults): | |
| 84 self.client = client | |
| 85 self.deferredResult = deferred | |
| 86 | |
| 87 GladeKeeper.__init__(self) | |
| 88 | |
| 89 self.setDefaults(defaults) | |
| 90 self._loginDialog.show() | |
| 91 | |
| 92 | |
| 93 def setDefaults(self, defaults): | |
| 94 if not defaults.has_key('port'): | |
| 95 defaults['port'] = str(pb.portno) | |
| 96 elif isinstance(defaults['port'], (int, long)): | |
| 97 defaults['port'] = str(defaults['port']) | |
| 98 | |
| 99 for k, v in defaults.iteritems(): | |
| 100 if k in self.fields: | |
| 101 widget = getattr(self, "_%sEntry" % (k,)) | |
| 102 widget.set_text(v) | |
| 103 | |
| 104 def _setWidgets(self): | |
| 105 GladeKeeper._setWidgets(self) | |
| 106 self._statusContext = self._statusBar.get_context_id("Login dialog.") | |
| 107 get_widget = self.glade.get_widget | |
| 108 get_widget("versionLabel").set_text(copyright.longversion) | |
| 109 get_widget("protocolLabel").set_text("Protocol PB-%s" % | |
| 110 (pb.Broker.version,)) | |
| 111 | |
| 112 def _on_loginDialog_response(self, widget, response): | |
| 113 handlers = {gtk.RESPONSE_NONE: self._windowClosed, | |
| 114 gtk.RESPONSE_DELETE_EVENT: self._windowClosed, | |
| 115 gtk.RESPONSE_OK: self._doLogin, | |
| 116 gtk.RESPONSE_CANCEL: self._cancelled} | |
| 117 handler = handlers.get(response) | |
| 118 if handler is not None: | |
| 119 handler() | |
| 120 else: | |
| 121 log.msg("Unexpected dialog response %r from %s" % (response, | |
| 122 widget)) | |
| 123 | |
| 124 def _on_loginDialog_close(self, widget, userdata=None): | |
| 125 self._windowClosed() | |
| 126 | |
| 127 def _on_loginDialog_destroy_event(self, widget, userdata=None): | |
| 128 self._windowClosed() | |
| 129 | |
| 130 def _cancelled(self): | |
| 131 if not self.deferredResult.called: | |
| 132 self.deferredResult.errback(netError.UserError("User hit Cancel.")) | |
| 133 self._loginDialog.destroy() | |
| 134 | |
| 135 def _windowClosed(self, reason=None): | |
| 136 if not self.deferredResult.called: | |
| 137 self.deferredResult.errback(netError.UserError("Window closed.")) | |
| 138 | |
| 139 def _doLogin(self): | |
| 140 idParams = {} | |
| 141 | |
| 142 idParams['host'] = self._hostEntry.get_text() | |
| 143 idParams['port'] = self._portEntry.get_text() | |
| 144 idParams['identityName'] = self._identityNameEntry.get_text() | |
| 145 idParams['password'] = self._passwordEntry.get_text() | |
| 146 | |
| 147 try: | |
| 148 idParams['port'] = int(idParams['port']) | |
| 149 except ValueError: | |
| 150 pass | |
| 151 | |
| 152 f = pb.PBClientFactory() | |
| 153 from twisted.internet import reactor | |
| 154 reactor.connectTCP(idParams['host'], idParams['port'], f) | |
| 155 creds = UsernamePassword(idParams['identityName'], idParams['password']) | |
| 156 f.login(creds, self.client | |
| 157 ).addCallbacks(self._cbGotPerspective, self._ebFailedLogin | |
| 158 ).setTimeout(30 | |
| 159 ) | |
| 160 self.statusMsg("Contacting server...") | |
| 161 | |
| 162 # serviceName = self._serviceNameEntry.get_text() | |
| 163 # perspectiveName = self._perspectiveNameEntry.get_text() | |
| 164 # if not perspectiveName: | |
| 165 # perspectiveName = idParams['identityName'] | |
| 166 | |
| 167 # d = _identityConnector.requestService(serviceName, perspectiveName, | |
| 168 # self.client) | |
| 169 # d.addCallbacks(self._cbGotPerspective, self._ebFailedLogin) | |
| 170 # setCursor to waiting | |
| 171 | |
| 172 def _cbGotPerspective(self, perspective): | |
| 173 self.statusMsg("Connected to server.") | |
| 174 self.deferredResult.callback(perspective) | |
| 175 # clear waiting cursor | |
| 176 self._loginDialog.destroy() | |
| 177 | |
| 178 def _ebFailedLogin(self, reason): | |
| 179 if isinstance(reason, failure.Failure): | |
| 180 reason = reason.value | |
| 181 self.statusMsg(reason) | |
| 182 if isinstance(reason, (unicode, str)): | |
| 183 text = reason | |
| 184 else: | |
| 185 text = unicode(reason) | |
| 186 msg = gtk.MessageDialog(self._loginDialog, | |
| 187 gtk.DIALOG_DESTROY_WITH_PARENT, | |
| 188 gtk.MESSAGE_ERROR, | |
| 189 gtk.BUTTONS_CLOSE, | |
| 190 text) | |
| 191 msg.show_all() | |
| 192 msg.connect("response", lambda *a: msg.destroy()) | |
| 193 | |
| 194 # hostname not found | |
| 195 # host unreachable | |
| 196 # connection refused | |
| 197 # authentication failed | |
| 198 # no such service | |
| 199 # no such perspective | |
| 200 # internal server error | |
| 201 | |
| 202 def _on_advancedButton_toggled(self, widget, userdata=None): | |
| 203 active = widget.get_active() | |
| 204 if active: | |
| 205 op = "show" | |
| 206 else: | |
| 207 op = "hide" | |
| 208 for widgetName in self._advancedControls: | |
| 209 widget = self.glade.get_widget(widgetName) | |
| 210 getattr(widget, op)() | |
| 211 | |
| 212 def statusMsg(self, text): | |
| 213 if not isinstance(text, (unicode, str)): | |
| 214 text = unicode(text) | |
| 215 return self._statusBar.push(self._statusContext, text) | |
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