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-rw-r--r--synapse/push/httppusher.py2
-rw-r--r--synapse/push/mailer.py32
-rw-r--r--synapse/push/presentable_names.py (renamed from synapse/util/presentable_names.py)97
-rw-r--r--synapse/push/push_tools.py13
4 files changed, 87 insertions, 57 deletions
diff --git a/synapse/push/httppusher.py b/synapse/push/httppusher.py
index feedb075e2..c0f8176e3d 100644
--- a/synapse/push/httppusher.py
+++ b/synapse/push/httppusher.py
@@ -245,7 +245,7 @@ class HttpPusher(object):
     @defer.inlineCallbacks
     def _build_notification_dict(self, event, tweaks, badge):
         ctx = yield push_tools.get_context_for_event(
-            self.state_handler, event, self.user_id
+            self.store, self.state_handler, event, self.user_id
         )
 
         d = {
diff --git a/synapse/push/mailer.py b/synapse/push/mailer.py
index 1028731bc9..845ddd43da 100644
--- a/synapse/push/mailer.py
+++ b/synapse/push/mailer.py
@@ -22,7 +22,7 @@ from email.mime.text import MIMEText
 from email.mime.multipart import MIMEMultipart
 
 from synapse.util.async import concurrently_execute
-from synapse.util.presentable_names import (
+from synapse.push.presentable_names import (
     calculate_room_name, name_from_member_event, descriptor_from_member_events
 )
 from synapse.types import UserID
@@ -139,7 +139,7 @@ class Mailer(object):
 
         @defer.inlineCallbacks
         def _fetch_room_state(room_id):
-            room_state = yield self.state_handler.get_current_state(room_id)
+            room_state = yield self.state_handler.get_current_state_ids(room_id)
             state_by_room[room_id] = room_state
 
         # Run at most 3 of these at once: sync does 10 at a time but email
@@ -160,7 +160,8 @@ class Mailer(object):
             rooms.append(roomvars)
 
         reason['room_name'] = calculate_room_name(
-            state_by_room[reason['room_id']], user_id, fallback_to_members=True
+            self.store, state_by_room[reason['room_id']], user_id,
+            fallback_to_members=True
         )
 
         summary_text = self.make_summary_text(
@@ -203,12 +204,15 @@ class Mailer(object):
         )
 
     @defer.inlineCallbacks
-    def get_room_vars(self, room_id, user_id, notifs, notif_events, room_state):
-        my_member_event = room_state[("m.room.member", user_id)]
+    def get_room_vars(self, room_id, user_id, notifs, notif_events, room_state_ids):
+        my_member_event_id = room_state_ids[("m.room.member", user_id)]
+        my_member_event = yield self.store.get_event(my_member_event_id)
         is_invite = my_member_event.content["membership"] == "invite"
 
+        room_name = yield calculate_room_name(self.store, room_state_ids, user_id)
+
         room_vars = {
-            "title": calculate_room_name(room_state, user_id),
+            "title": room_name,
             "hash": string_ordinal_total(room_id),  # See sender avatar hash
             "notifs": [],
             "invite": is_invite,
@@ -218,7 +222,7 @@ class Mailer(object):
         if not is_invite:
             for n in notifs:
                 notifvars = yield self.get_notif_vars(
-                    n, user_id, notif_events[n['event_id']], room_state
+                    n, user_id, notif_events[n['event_id']], room_state_ids
                 )
 
                 # merge overlapping notifs together.
@@ -243,7 +247,7 @@ class Mailer(object):
         defer.returnValue(room_vars)
 
     @defer.inlineCallbacks
-    def get_notif_vars(self, notif, user_id, notif_event, room_state):
+    def get_notif_vars(self, notif, user_id, notif_event, room_state_ids):
         results = yield self.store.get_events_around(
             notif['room_id'], notif['event_id'],
             before_limit=CONTEXT_BEFORE, after_limit=CONTEXT_AFTER
@@ -261,17 +265,19 @@ class Mailer(object):
         the_events.append(notif_event)
 
         for event in the_events:
-            messagevars = self.get_message_vars(notif, event, room_state)
+            messagevars = yield self.get_message_vars(notif, event, room_state_ids)
             if messagevars is not None:
                 ret['messages'].append(messagevars)
 
         defer.returnValue(ret)
 
-    def get_message_vars(self, notif, event, room_state):
+    @defer.inlineCallbacks
+    def get_message_vars(self, notif, event, room_state_ids):
         if event.type != EventTypes.Message:
-            return None
+            return
 
-        sender_state_event = room_state[("m.room.member", event.sender)]
+        sender_state_event_id = room_state_ids[("m.room.member", event.sender)]
+        sender_state_event = yield self.store.get_event(sender_state_event_id)
         sender_name = name_from_member_event(sender_state_event)
         sender_avatar_url = sender_state_event.content.get("avatar_url")
 
@@ -299,7 +305,7 @@ class Mailer(object):
         if "body" in event.content:
             ret["body_text_plain"] = event.content["body"]
 
-        return ret
+        defer.returnValue(ret)
 
     def add_text_message_vars(self, messagevars, event):
         msgformat = event.content.get("format")
diff --git a/synapse/util/presentable_names.py b/synapse/push/presentable_names.py
index f68676e9e7..80c9f21a6c 100644
--- a/synapse/util/presentable_names.py
+++ b/synapse/push/presentable_names.py
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from twisted.internet import defer
+
 import re
 import logging
 
@@ -25,7 +27,8 @@ ALIAS_RE = re.compile(r"^#.*:.+$")
 ALL_ALONE = "Empty Room"
 
 
-def calculate_room_name(room_state, user_id, fallback_to_members=True,
+@defer.inlineCallbacks
+def calculate_room_name(store, room_state_ids, user_id, fallback_to_members=True,
                         fallback_to_single_member=True):
     """
     Works out a user-facing name for the given room as per Matrix
@@ -42,59 +45,79 @@ def calculate_room_name(room_state, user_id, fallback_to_members=True,
         (string or None) A human readable name for the room.
     """
     # does it have a name?
-    if ("m.room.name", "") in room_state:
-        m_room_name = room_state[("m.room.name", "")]
-        if m_room_name.content and m_room_name.content["name"]:
-            return m_room_name.content["name"]
+    if ("m.room.name", "") in room_state_ids:
+        m_room_name = yield store.get_event(
+            room_state_ids[("m.room.name", "")], allow_none=True
+        )
+        if m_room_name and m_room_name.content and m_room_name.content["name"]:
+            defer.returnValue(m_room_name.content["name"])
 
     # does it have a canonical alias?
-    if ("m.room.canonical_alias", "") in room_state:
-        canon_alias = room_state[("m.room.canonical_alias", "")]
+    if ("m.room.canonical_alias", "") in room_state_ids:
+        canon_alias = yield store.get_event(
+            room_state_ids[("m.room.canonical_alias", "")], allow_none=True
+        )
+        canon_alias = room_state_ids[("m.room.canonical_alias", "")]
         if (
-            canon_alias.content and canon_alias.content["alias"] and
+            canon_alias and canon_alias.content and canon_alias.content["alias"] and
             _looks_like_an_alias(canon_alias.content["alias"])
         ):
-            return canon_alias.content["alias"]
+            defer.returnValue(canon_alias.content["alias"])
 
     # at this point we're going to need to search the state by all state keys
     # for an event type, so rearrange the data structure
-    room_state_bytype = _state_as_two_level_dict(room_state)
+    room_state_bytype_ids = _state_as_two_level_dict(room_state_ids)
 
     # right then, any aliases at all?
-    if "m.room.aliases" in room_state_bytype:
-        m_room_aliases = room_state_bytype["m.room.aliases"]
-        if len(m_room_aliases.values()) > 0:
-            first_alias_event = m_room_aliases.values()[0]
-            if first_alias_event.content and first_alias_event.content["aliases"]:
-                the_aliases = first_alias_event.content["aliases"]
+    if "m.room.aliases" in room_state_bytype_ids:
+        m_room_aliases = room_state_bytype_ids["m.room.aliases"]
+        for alias_id in m_room_aliases.values():
+            alias_event = yield store.get_event(
+                alias_id, allow_none=True
+            )
+            if alias_event and alias_event.content and alias_event.get("aliases"):
+                the_aliases = alias_event.content["aliases"]
                 if len(the_aliases) > 0 and _looks_like_an_alias(the_aliases[0]):
-                    return the_aliases[0]
+                    defer.returnValue(the_aliases[0])
 
     if not fallback_to_members:
-        return None
+        defer.returnValue(None)
 
     my_member_event = None
-    if ("m.room.member", user_id) in room_state:
-        my_member_event = room_state[("m.room.member", user_id)]
+    if ("m.room.member", user_id) in room_state_ids:
+        my_member_event = yield store.get_event(
+            room_state_ids[("m.room.member", user_id)], allow_none=True
+        )
 
     if (
         my_member_event is not None and
         my_member_event.content['membership'] == "invite"
     ):
-        if ("m.room.member", my_member_event.sender) in room_state:
-            inviter_member_event = room_state[("m.room.member", my_member_event.sender)]
-            if fallback_to_single_member:
-                return "Invite from %s" % (name_from_member_event(inviter_member_event),)
-            else:
-                return None
+        if ("m.room.member", my_member_event.sender) in room_state_ids:
+            inviter_member_event = yield store.get_event(
+                room_state_ids[("m.room.member", my_member_event.sender)],
+                allow_none=True,
+            )
+            if inviter_member_event:
+                if fallback_to_single_member:
+                    defer.returnValue(
+                        "Invite from %s" % (
+                            name_from_member_event(inviter_member_event),
+                        )
+                    )
+                else:
+                    return
         else:
-            return "Room Invite"
+            defer.returnValue("Room Invite")
 
     # we're going to have to generate a name based on who's in the room,
     # so find out who is in the room that isn't the user.
-    if "m.room.member" in room_state_bytype:
+    if "m.room.member" in room_state_bytype_ids:
+        member_events = yield store.get_events(
+            room_state_bytype_ids["m.room.member"].values()
+        )
         all_members = [
-            ev for ev in room_state_bytype["m.room.member"].values()
+            ev for ev in member_events.values()
             if ev.content['membership'] == "join" or ev.content['membership'] == "invite"
         ]
         # Sort the member events oldest-first so the we name people in the
@@ -111,9 +134,9 @@ def calculate_room_name(room_state, user_id, fallback_to_members=True,
             # self-chat, peeked room with 1 participant,
             # or inbound invite, or outbound 3PID invite.
             if all_members[0].sender == user_id:
-                if "m.room.third_party_invite" in room_state_bytype:
+                if "m.room.third_party_invite" in room_state_bytype_ids:
                     third_party_invites = (
-                        room_state_bytype["m.room.third_party_invite"].values()
+                        room_state_bytype_ids["m.room.third_party_invite"].values()
                     )
 
                     if len(third_party_invites) > 0:
@@ -126,17 +149,17 @@ def calculate_room_name(room_state, user_id, fallback_to_members=True,
                         # return "Inviting %s" % (
                         #     descriptor_from_member_events(third_party_invites)
                         # )
-                        return "Inviting email address"
+                        defer.returnValue("Inviting email address")
                     else:
-                        return ALL_ALONE
+                        defer.returnValue(ALL_ALONE)
             else:
-                return name_from_member_event(all_members[0])
+                defer.returnValue(name_from_member_event(all_members[0]))
         else:
-            return ALL_ALONE
+            defer.returnValue(ALL_ALONE)
     elif len(other_members) == 1 and not fallback_to_single_member:
-        return None
+        return
     else:
-        return descriptor_from_member_events(other_members)
+        defer.returnValue(descriptor_from_member_events(other_members))
 
 
 def descriptor_from_member_events(member_events):
diff --git a/synapse/push/push_tools.py b/synapse/push/push_tools.py
index becb8ef1ae..b47bf1f92b 100644
--- a/synapse/push/push_tools.py
+++ b/synapse/push/push_tools.py
@@ -14,7 +14,7 @@
 # limitations under the License.
 
 from twisted.internet import defer
-from synapse.util.presentable_names import (
+from synapse.push.presentable_names import (
     calculate_room_name, name_from_member_event
 )
 from synapse.util.logcontext import preserve_fn, preserve_context_over_deferred
@@ -49,21 +49,22 @@ def get_badge_count(store, user_id):
 
 
 @defer.inlineCallbacks
-def get_context_for_event(state_handler, ev, user_id):
+def get_context_for_event(store, state_handler, ev, user_id):
     ctx = {}
 
-    room_state = yield state_handler.get_current_state(ev.room_id)
+    room_state_ids = yield state_handler.get_current_state_ids(ev.room_id)
 
     # we no longer bother setting room_alias, and make room_name the
     # human-readable name instead, be that m.room.name, an alias or
     # a list of people in the room
-    name = calculate_room_name(
-        room_state, user_id, fallback_to_single_member=False
+    name = yield calculate_room_name(
+        store, room_state_ids, user_id, fallback_to_single_member=False
     )
     if name:
         ctx['name'] = name
 
-    sender_state_event = room_state[("m.room.member", ev.sender)]
+    sender_state_event_id = room_state_ids[("m.room.member", ev.sender)]
+    sender_state_event = yield store.get_event(sender_state_event_id)
     ctx['sender_display_name'] = name_from_member_event(sender_state_event)
 
     defer.returnValue(ctx)