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authorErik Johnston <erik@matrix.org>2015-10-09 15:48:31 +0100
committerErik Johnston <erik@matrix.org>2015-10-09 15:48:31 +0100
commitc85c9125627a62c73711786723be12be30d7a81e (patch)
treee5d32fb9a3f90a764ce3bbe89b5f8e0f619205bc /synapse/storage/schema/delta
parentMerge pull request #292 from matrix-org/daniel/useragent (diff)
downloadsynapse-c85c9125627a62c73711786723be12be30d7a81e.tar.xz
Add basic full text search impl.
Diffstat (limited to 'synapse/storage/schema/delta')
-rw-r--r--synapse/storage/schema/delta/24/fts.py57
1 files changed, 57 insertions, 0 deletions
diff --git a/synapse/storage/schema/delta/24/fts.py b/synapse/storage/schema/delta/24/fts.py
new file mode 100644
index 0000000000..5680332758
--- /dev/null
+++ b/synapse/storage/schema/delta/24/fts.py
@@ -0,0 +1,57 @@
+# Copyright 2015 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.
+
+import logging
+
+from synapse.storage import get_statements
+from synapse.storage.engines import PostgresEngine
+
+logger = logging.getLogger(__name__)
+
+
+POSTGRES_SQL = """
+CREATE TABLE event_search (
+    event_id TEXT,
+    room_id TEXT,
+    key TEXT,
+    vector tsvector
+);
+
+INSERT INTO event_search SELECT
+    event_id, room_id, 'content.body',
+    to_tsvector('english', json::json->'content'->>'body')
+    FROM events NATURAL JOIN event_json WHERE type = 'm.room.message';
+
+INSERT INTO event_search SELECT
+    event_id, room_id, 'content.name',
+    to_tsvector('english', json::json->'content'->>'name')
+    FROM events NATURAL JOIN event_json WHERE type = 'm.room.name';
+
+INSERT INTO event_search SELECT
+    event_id, room_id, 'content.topic',
+    to_tsvector('english', json::json->'content'->>'topic')
+    FROM events NATURAL JOIN event_json WHERE type = 'm.room.topic';
+
+
+CREATE INDEX event_search_idx ON event_search USING gin(vector);
+"""
+
+
+def run_upgrade(cur, database_engine, *args, **kwargs):
+    if not isinstance(database_engine, PostgresEngine):
+        # We only support FTS for postgres currently.
+        return
+
+    for statement in get_statements(POSTGRES_SQL.splitlines()):
+        cur.execute(statement)