From ca2f90742d5606f8fc5b7ddd3dd7244c377c1df8 Mon Sep 17 00:00:00 2001
From: Daniel Wagner-Hall <daniel@matrix.org>
Date: Thu, 5 Nov 2015 14:32:26 +0000
Subject: Open up /events to anonymous users for room events only

Squash-merge of PR #345 from daniel/anonymousevents
---
 synapse/notifier.py | 42 ++++++++++++++++++++++++++++++++++--------
 1 file changed, 34 insertions(+), 8 deletions(-)

(limited to 'synapse/notifier.py')

diff --git a/synapse/notifier.py b/synapse/notifier.py
index b69da63d43..56c4c863b5 100644
--- a/synapse/notifier.py
+++ b/synapse/notifier.py
@@ -269,7 +269,7 @@ class Notifier(object):
                 logger.exception("Failed to notify listener")
 
     @defer.inlineCallbacks
-    def wait_for_events(self, user, timeout, callback,
+    def wait_for_events(self, user, timeout, callback, room_ids=None,
                         from_token=StreamToken("s0", "0", "0", "0", "0")):
         """Wait until the callback returns a non empty response or the
         timeout fires.
@@ -279,11 +279,12 @@ class Notifier(object):
         if user_stream is None:
             appservice = yield self.store.get_app_service_by_user_id(user)
             current_token = yield self.event_sources.get_current_token()
-            rooms = yield self.store.get_rooms_for_user(user)
-            rooms = [room.room_id for room in rooms]
+            if room_ids is None:
+                rooms = yield self.store.get_rooms_for_user(user)
+                room_ids = [room.room_id for room in rooms]
             user_stream = _NotifierUserStream(
                 user=user,
-                rooms=rooms,
+                rooms=room_ids,
                 appservice=appservice,
                 current_token=current_token,
                 time_now_ms=self.clock.time_msec(),
@@ -329,7 +330,8 @@ class Notifier(object):
 
     @defer.inlineCallbacks
     def get_events_for(self, user, pagination_config, timeout,
-                       only_room_events=False):
+                       only_room_events=False,
+                       is_guest=False, guest_room_id=None):
         """ For the given user and rooms, return any new events for them. If
         there are no new events wait for up to `timeout` milliseconds for any
         new events to happen before returning.
@@ -342,6 +344,16 @@ class Notifier(object):
 
         limit = pagination_config.limit
 
+        room_ids = []
+        if is_guest:
+            # TODO(daniel): Deal with non-room events too
+            only_room_events = True
+            if guest_room_id:
+                room_ids = [guest_room_id]
+        else:
+            rooms = yield self.store.get_rooms_for_user(user.to_string())
+            room_ids = [room.room_id for room in rooms]
+
         @defer.inlineCallbacks
         def check_for_updates(before_token, after_token):
             if not after_token.is_after(before_token):
@@ -357,9 +369,23 @@ class Notifier(object):
                     continue
                 if only_room_events and name != "room":
                     continue
-                new_events, new_key = yield source.get_new_events_for_user(
-                    user, getattr(from_token, keyname), limit,
+                new_events, new_key = yield source.get_new_events(
+                    user=user,
+                    from_key=getattr(from_token, keyname),
+                    limit=limit,
+                    is_guest=is_guest,
+                    room_ids=room_ids,
                 )
+
+                if is_guest:
+                    room_member_handler = self.hs.get_handlers().room_member_handler
+                    new_events = yield room_member_handler._filter_events_for_client(
+                        user.to_string(),
+                        new_events,
+                        is_guest=is_guest,
+                        require_all_visible_for_guests=False
+                    )
+
                 events.extend(new_events)
                 end_token = end_token.copy_and_replace(keyname, new_key)
 
@@ -369,7 +395,7 @@ class Notifier(object):
                 defer.returnValue(None)
 
         result = yield self.wait_for_events(
-            user, timeout, check_for_updates, from_token=from_token
+            user, timeout, check_for_updates, room_ids=room_ids, from_token=from_token
         )
 
         if result is None:
-- 
cgit 1.4.1