Fix up RoomMemberStore to work with the new schema.

This commit is contained in:
Erik Johnston 2014-08-14 16:02:10 +01:00
parent 6d6a1c3454
commit 937c175029
3 changed files with 80 additions and 98 deletions

View file

@ -64,7 +64,11 @@ class SQLBaseStore(object):
def interaction(txn):
cursor = txn.execute(query, args)
return decoder(cursor)
if decoder:
return decoder(cursor)
else:
return cursor
return self._db_pool.runInteraction(interaction)
def _execut_query(self, query, *args):

View file

@ -31,6 +31,38 @@ logger = logging.getLogger(__name__)
class RoomMemberStore(SQLBaseStore):
@defer.inlineCallbacks
def _store_room_member(self, event):
"""Store a room member in the database.
"""
domain = self.hs.parse_userid(event.target_user_id).domain
yield self._simple_insert(
"room_memberships",
{
"event_id": event.event_id,
"user_id": event.target_user_id,
"sender": event.user_id,
"room_id": event.room_id,
"membership": event.membership,
}
)
# Update room hosts table
if event.membership == Membership.JOIN:
sql = (
"INSERT OR IGNORE INTO room_hosts (room_id, host) "
"VALUES (?, ?)"
)
yield self._execute(None, sql, room_id, domain)
else:
sql = (
"DELETE FROM room_hosts WHERE room_id = ? AND host = ?"
)
yield self._execute(None, sql, room_id, domain)
def get_room_member(self, user_id, room_id):
"""Retrieve the current state of a room member.
@ -38,36 +70,13 @@ class RoomMemberStore(SQLBaseStore):
user_id (str): The member's user ID.
room_id (str): The room the member is in.
Returns:
namedtuple: The room member from the database, or None if this
member does not exist.
Deferred: Results in a MembershipEvent or None.
"""
query = RoomMemberTable.select_statement(
"room_id = ? AND user_id = ? ORDER BY id DESC LIMIT 1")
return self._execute(
RoomMemberTable.decode_single_result,
query, room_id, user_id,
return self._get_members_by_dict(
room_id=room_id,
user_id=user_id
)
def store_room_member(self, user_id, sender, room_id, membership, content):
"""Store a room member in the database.
Args:
user_id (str): The member's user ID.
room_id (str): The room in relation to the member.
membership (synapse.api.constants.Membership): The new membership
state.
content (dict): The content of the membership (JSON).
"""
content_json = json.dumps(content)
return self._simple_insert(RoomMemberTable.table_name, dict(
user_id=user_id,
sender=sender,
room_id=room_id,
membership=membership,
content=content_json,
))
@defer.inlineCallbacks
def get_room_members(self, room_id, membership=None):
"""Retrieve the current room member list for a room.
@ -79,17 +88,12 @@ class RoomMemberStore(SQLBaseStore):
Returns:
list of namedtuples representing the members in this room.
"""
query = RoomMemberTable.select_statement(
"id IN (SELECT MAX(id) FROM " + RoomMemberTable.table_name
+ " WHERE room_id = ? GROUP BY user_id)"
)
res = yield self._execute(
RoomMemberTable.decode_results, query, room_id,
)
# strip memberships which don't match
where = {"room_id": room_id}
if membership:
res = [entry for entry in res if entry.membership == membership]
defer.returnValue(res)
where["membership"] = membership
return self._get_members_by_dict(**membership)
def get_rooms_for_user_where_membership_is(self, user_id, membership_list):
""" Get all the rooms for this user where the membership for this user
@ -106,67 +110,37 @@ class RoomMemberStore(SQLBaseStore):
return defer.succeed(None)
args = [user_id]
membership_placeholder = ["membership=?"] * len(membership_list)
where_membership = "(" + " OR ".join(membership_placeholder) + ")"
for membership in membership_list:
args.append(membership)
args.extend(membership_list)
query = ("SELECT room_id, membership FROM room_memberships"
+ " WHERE user_id=? AND " + where_membership
+ " GROUP BY room_id ORDER BY id DESC")
return self._execute(
self.cursor_to_dict, query, *args
where_clause "user_id = ? AND (%s)" % (
" OR ".join(["membership = ?" for _ in membership_list]),
)
return self._get_members_query(where_clause, args)
def get_joined_hosts_for_room(self, room_id):
return self._simple_select_onecol(
"room_hosts",
{"room_id": room_id},
"host"
)
def _get_members_by_dict(self, where_dict):
clause = " AND ".join("%s = ?" % k for k in where.keys())
vals = where.values()
return self._get_members_query(clause, vals)
@defer.inlineCallbacks
def get_joined_hosts_for_room(self, room_id):
query = RoomMemberTable.select_statement(
"id IN (SELECT MAX(id) FROM " + RoomMemberTable.table_name
+ " WHERE room_id = ? GROUP BY user_id)"
)
def _get_members_query(self, where_clause, where_values):
sql = (
"SELECT e.* FROM events as e "
"INNER JOIN room_memberships as m "
"ON e.event_id = m.event_id "
"INNER JOIN current_state as c "
"ON m.event_id = c.event_id "
"WHERE %s "
) % (where_clause,)
res = yield self._execute(
RoomMemberTable.decode_results, query, room_id,
)
def host_from_user_id_string(user_id):
domain = UserID.from_string(entry.user_id, self.hs).domain
return domain
# strip memberships which don't match
hosts = [
host_from_user_id_string(entry.user_id)
for entry in res
if entry.membership == Membership.JOIN
]
logger.debug("Returning hosts: %s from results: %s", hosts, res)
defer.returnValue(hosts)
def get_max_room_member_id(self):
return self._simple_max_id(RoomMemberTable.table_name)
class RoomMemberTable(Table):
table_name = "room_memberships"
fields = [
"id",
"user_id",
"sender",
"room_id",
"membership",
"content"
]
class EntryType(collections.namedtuple("RoomMemberEntry", fields)):
def as_event(self, event_factory):
return event_factory.create_event(
etype=RoomMemberEvent.TYPE,
room_id=self.room_id,
target_user_id=self.user_id,
user_id=self.sender,
content=json.loads(self.content),
)
rows = yield self._execute_query(sql, where_values)
results = [self._parse_event_from_row(r) for r in rows]
defer.returnValue(results)

View file

@ -17,7 +17,6 @@ CREATE TABLE IF NOT EXISTS events(
ordering INTEGER PRIMARY KEY AUTOINCREMENT,
event_id TEXT NOT NULL,
type TEXT NOT NULL,
-- sender TEXT,
room_id TEXT,
content TEXT,
unrecognized_keys TEXT
@ -57,3 +56,8 @@ CREATE TABLE IF NOT EXISTS rooms(
is_public INTEGER,
creator TEXT
);
CREATE TABLE IF NOT EXISTS room_hosts(
room_id TEXT NOT NULL,
host TEXT NOT NULL
);