1 files changed, 112 insertions, 0 deletions
diff --git a/synapse/push/httppusher.py b/synapse/push/httppusher.py
new file mode 100644
index 0000000000..46433ad4a9
--- /dev/null
+++ b/synapse/push/httppusher.py
@@ -0,0 +1,112 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014 OpenMarket Ltd
+#
+# 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.
+
+from synapse.push import Pusher, PusherConfigException
+from synapse.http.client import SimpleHttpClient
+
+from twisted.internet import defer
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class HttpPusher(Pusher):
+    def __init__(self, _hs, instance_handle, user_name, app_id,
+                 app_display_name, device_display_name, pushkey, pushkey_ts,
+                 data, last_token, last_success, failing_since):
+        super(HttpPusher, self).__init__(
+            _hs,
+            instance_handle,
+            user_name,
+            app_id,
+            app_display_name,
+            device_display_name,
+            pushkey,
+            pushkey_ts,
+            data,
+            last_token,
+            last_success,
+            failing_since
+        )
+        if 'url' not in data:
+            raise PusherConfigException(
+                "'url' required in data for HTTP pusher"
+            )
+        self.url = data['url']
+        self.httpCli = SimpleHttpClient(self.hs)
+        self.data_minus_url = {}
+        self.data_minus_url.update(self.data)
+        del self.data_minus_url['url']
+
+    @defer.inlineCallbacks
+    def _build_notification_dict(self, event):
+        # we probably do not want to push for every presence update
+        # (we may want to be able to set up notifications when specific
+        # people sign in, but we'd want to only deliver the pertinent ones)
+        # Actually, presence events will not get this far now because we
+        # need to filter them out in the main Pusher code.
+        if 'event_id' not in event:
+            defer.returnValue(None)
+
+        ctx = yield self.get_context_for_event(event)
+
+        d = {
+            'notification': {
+                'transition': 'new',
+                # everything is new for now: we don't have read receipts
+                'id': event['event_id'],
+                'type': event['type'],
+                'from': event['user_id'],
+                # we may have to fetch this over federation and we
+                # can't trust it anyway: is it worth it?
+                #'from_display_name': 'Steve Stevington'
+                #'counts': { -- we don't mark messages as read yet so
+                # we have no way of knowing
+                #    'unread': 1,
+                #    'missed_calls': 2
+                # },
+                'devices': [
+                    {
+                        'app_id': self.app_id,
+                        'pushkey': self.pushkey,
+                        'pushkey_ts': long(self.pushkey_ts / 1000),
+                        'data': self.data_minus_url
+                    }
+                ]
+            }
+        }
+
+        if len(ctx['aliases']):
+            d['notification']['roomAlias'] = ctx['aliases'][0]
+        if 'name' in ctx:
+            d['notification']['roomName'] = ctx['name']
+
+        defer.returnValue(d)
+
+    @defer.inlineCallbacks
+    def dispatch_push(self, event):
+        notification_dict = yield self._build_notification_dict(event)
+        if not notification_dict:
+            defer.returnValue([])
+        try:
+            resp = yield self.httpCli.post_json_get_json(self.url, notification_dict)
+        except:
+            logger.exception("Failed to push %s ", self.url)
+            defer.returnValue(False)
+        rejected = []
+        if 'rejected' in resp:
+            rejected = resp['rejected']
+        defer.returnValue(rejected)