xmpp: Add a view to serve JSXC embed page

This is a publicly available view since people should be able to login
even without access to Plinth interface.  Also avoid double login.
There should be no security risk in doing this.

plinth/modules/xmpp/__init__.py

@@ -28,7 +28,6 @@ from plinth import action_utils
 from plinth import cfg
 from plinth import frontpage
 from plinth import service as service_module
-from plinth.views import ServiceView
 from plinth.signals import pre_hostname_change, post_hostname_change
 from plinth.signals import domainname_change
 
@@ -97,18 +96,6 @@ def add_shortcut():
                            description)
 
 
-class EjabberdServiceView(ServiceView):
-    service_id = managed_services[0]
-    template_name = "xmpp.html"
-    description = description
-    diagnostics_module_name = "xmpp"
-
-    def get_context_data(self, *args, **kwargs):
-        context = super().get_context_data(*args, **kwargs)
-        context['domainname'] = get_domainname()
-        return context
-
-
 def is_enabled():
     """Return whether the module is enabled."""
     return (action_utils.service_is_enabled('ejabberd') and

plinth/modules/xmpp/urls.py

@@ -21,9 +21,10 @@ URLs for the XMPP module
 
 from django.conf.urls import url
 
-from plinth.modules.xmpp import EjabberdServiceView
+from .views import EjabberdServiceView, JsxcView
 
 
 urlpatterns = [
     url(r'^apps/xmpp/$', EjabberdServiceView.as_view(), name='index'),
+    url(r'^apps/xmpp/jsxc/$', JsxcView.as_view(), name='jsxc'),
 ]

plinth/modules/xmpp/views.py

@@ -0,0 +1,56 @@
+#
+# This file is part of Plinth.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+"""
+Views for the XMPP module
+"""
+
+from django.views.generic import TemplateView
+from django.utils.decorators import method_decorator
+from stronghold.decorators import public
+
+from plinth.modules import xmpp
+from plinth.views import ServiceView
+
+
+class EjabberdServiceView(ServiceView):
+    """Show ejabberd as a service."""
+    service_id = xmpp.managed_services[0]
+    template_name = 'xmpp.html'
+    description = xmpp.description
+    diagnostics_module_name = 'xmpp'
+
+    def get_context_data(self, *args, **kwargs):
+        context = super().get_context_data(*args, **kwargs)
+        context['domainname'] = xmpp.get_domainname()
+        return context
+
+
+class JsxcView(TemplateView):
+    """A simple page to embed Javascript XMPP Client library."""
+    template_name = 'jsxc.html'
+
+    @method_decorator(public)
+    def dispatch(self, *args, **kwargs):
+        """Dispatch a get, post etc. request."""
+        return super().dispatch(*args, **kwargs)
+
+    def get_context_data(self, *args, **kwargs):
+        """Add domain information to view context."""
+        context = super().get_context_data(*args, **kwargs)
+        context['domainname'] = xmpp.get_domainname()
+        return context