Merge pull request #297 from GoogleCloudPlatform/xmpp

Add XMPP Sample

appengine/xmpp/README.md

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+# Google App Engine XMPP
+
+This sample includes snippets used in the [App Engine XMPP Docs](https://cloud.google.com/appengine/docs/python/xmpp/#Python_JIDs_and_resources).
+
+<!-- auto-doc-link -->
+
+
+<!-- end-auto-doc-link -->

appengine/xmpp/app.yaml

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+runtime: python27
+threadsafe: yes
+api_version: 1
+
+handlers:
+- url: .*
+  script: xmpp.app
+
+# [START inbound-services]
+inbound_services:
+- xmpp_message
+- xmpp_presence
+- xmpp_subscribe
+- xmpp_error
+# [END inbound-services]

appengine/xmpp/xmpp.py

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+#!/usr/bin/env python
+
+# Copyright 2016 Google Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import logging
+
+# [START xmpp-imports]
+from google.appengine.api import xmpp
+# [END xmpp-imports]
+import mock
+import webapp2
+
+# Mock roster of users
+roster = mock.Mock()
+
+
+class SubscribeHandler(webapp2.RequestHandler):
+    def post(self):
+        # [START track]
+        # Split the bare XMPP address (e.g., user@gmail.com)
+        # from the resource (e.g., gmail), and then add the
+        # address to the roster.
+        sender = self.request.get('from').split('/')[0]
+        roster.add_contact(sender)
+        # [END track]
+
+
+class PresenceHandler(webapp2.RequestHandler):
+    def post(self):
+        # [START presence]
+        # Split the bare XMPP address (e.g., user@gmail.com)
+        # from the resource (e.g., gmail), and then add the
+        # address to the roster.
+        sender = self.request.get('from').split('/')[0]
+        roster.add_contact(sender)
+        # [END presence]
+
+
+class SendPresenceHandler(webapp2.RequestHandler):
+    def post(self):
+        # [START send-presence]
+        jid = self.request.get('jid')
+        xmpp.send_presence(jid, status="My app's status")
+        # [END send-presence]
+
+
+class ErrorHandler(webapp2.RequestHandler):
+    def post(self):
+        # [START error]
+        # In the handler for _ah/xmpp/error
+        # Log an error
+        error_sender = self.request.get('from')
+        error_stanza = self.request.get('stanza')
+        logging.error('XMPP error received from {} ({})'
+                      .format(error_sender, error_stanza))
+        # [END error]
+
+
+# [START chat]
+class XMPPHandler(webapp2.RequestHandler):
+    def post(self):
+        print "REQUEST POST IS %s " % self.request.POST
+        message = xmpp.Message(self.request.POST)
+        if message.body[0:5].lower() == 'hello':
+            message.reply("Greetings!")
+# [END chat]
+
+app = webapp2.WSGIApplication([
+    ('/_ah/xmpp/message/chat/', XMPPHandler),
+    ('/_ah/xmpp/subscribe', SubscribeHandler),
+    ('/_ah/xmpp/presence/available', PresenceHandler),
+    ('/_ah/xmpp/error/', ErrorHandler),
+    ('/send_presence', SendPresenceHandler),
+])

appengine/xmpp/xmpp_test.py

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+# Copyright 2016 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import mock
+import pytest
+import webtest
+import xmpp
+
+
+@pytest.fixture
+def app(testbed):
+    return webtest.TestApp(xmpp.app)
+
+
+@mock.patch('xmpp.xmpp')
+def test_chat(xmpp_mock, app):
+    app.post('/_ah/xmpp/message/chat/', {
+        'from': 'sender@example.com',
+        'to': 'recipient@example.com',
+        'body': 'hello',
+    })
+
+
+@mock.patch('xmpp.xmpp')
+def test_subscribe(xmpp_mock, app):
+    app.post('/_ah/xmpp/subscribe')
+
+
+@mock.patch('xmpp.xmpp')
+def test_check_presence(xmpp_mock, app):
+
+    app.post('/_ah/xmpp/presence/available', {
+        'from': 'sender@example.com'
+    })
+
+
+@mock.patch('xmpp.xmpp')
+def test_send_presence(xmpp_mock, app):
+    app.post('/send_presence', {
+        'jid': 'node@domain/resource'
+    })
+
+
+@mock.patch('xmpp.xmpp')
+def test_error(xmpp_mock, app):
+    app.post('/_ah/xmpp/error/', {
+        'from': 'sender@example.com',
+        'stanza': 'hello world'
+    })