mirror of
https://mau.dev/maunium/synapse.git
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76 lines
2.4 KiB
Python
76 lines
2.4 KiB
Python
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# -*- coding: utf-8 -*-
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# Copyright 2015 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from twisted.internet import defer
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from _base import SQLBaseStore
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from synapse.api.constants import KnownRoomEventKeys, SearchConstraintTypes
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class SearchStore(SQLBaseStore):
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@defer.inlineCallbacks
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def search_msgs(self, constraints):
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clauses = []
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args = []
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fts = None
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for c in constraints:
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local_clauses = []
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if c.search_type == SearchConstraintTypes.FTS:
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fts = c.value
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for key in c.keys:
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local_clauses.append("key = ?")
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args.append(key)
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elif c.search_type == SearchConstraintTypes.EXACT:
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for key in c.keys:
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if key == KnownRoomEventKeys.ROOM_ID:
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for value in c.value:
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local_clauses.append("room_id = ?")
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args.append(value)
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clauses.append(
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"(%s)" % (" OR ".join(local_clauses),)
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)
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sql = (
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"SELECT ts_rank_cd(vector, query) AS rank, event_id"
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" FROM plainto_tsquery('english', ?) as query, event_search"
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" WHERE vector @@ query"
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)
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for clause in clauses:
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sql += " AND " + clause
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sql += " ORDER BY rank DESC"
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results = yield self._execute(
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"search_msgs", self.cursor_to_dict, sql, *([fts] + args)
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)
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events = yield self._get_events([r["event_id"] for r in results])
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event_map = {
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ev.event_id: ev
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for ev in events
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}
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defer.returnValue([
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{
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"rank": r["rank"],
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"result": event_map[r["event_id"]]
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}
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for r in results
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if r["event_id"] in event_map
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])
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