147 lines
4.1 KiB
Go
147 lines
4.1 KiB
Go
// Copyright 2017-2018 New Vector Ltd
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// Copyright 2019-2020 The Matrix.org Foundation C.I.C.
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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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package sqlite3
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import (
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"context"
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"database/sql"
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"github.com/matrix-org/dendrite/internal"
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"github.com/matrix-org/dendrite/internal/sqlutil"
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"github.com/matrix-org/dendrite/syncapi/storage/tables"
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"github.com/matrix-org/dendrite/syncapi/types"
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"github.com/matrix-org/gomatrixserverlib"
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)
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const accountDataSchema = `
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CREATE TABLE IF NOT EXISTS syncapi_account_data_type (
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id INTEGER PRIMARY KEY,
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user_id TEXT NOT NULL,
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room_id TEXT NOT NULL,
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type TEXT NOT NULL,
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UNIQUE (user_id, room_id, type)
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);
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`
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const insertAccountDataSQL = "" +
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"INSERT INTO syncapi_account_data_type (id, user_id, room_id, type) VALUES ($1, $2, $3, $4)" +
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" ON CONFLICT (user_id, room_id, type) DO UPDATE" +
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" SET id = $5"
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// further parameters are added by prepareWithFilters
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const selectAccountDataInRangeSQL = "" +
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"SELECT id, room_id, type FROM syncapi_account_data_type" +
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" WHERE user_id = $1 AND id > $2 AND id <= $3"
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const selectMaxAccountDataIDSQL = "" +
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"SELECT MAX(id) FROM syncapi_account_data_type"
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type accountDataStatements struct {
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db *sql.DB
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streamIDStatements *StreamIDStatements
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insertAccountDataStmt *sql.Stmt
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selectMaxAccountDataIDStmt *sql.Stmt
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selectAccountDataInRangeStmt *sql.Stmt
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}
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func NewSqliteAccountDataTable(db *sql.DB, streamID *StreamIDStatements) (tables.AccountData, error) {
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s := &accountDataStatements{
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db: db,
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streamIDStatements: streamID,
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}
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_, err := db.Exec(accountDataSchema)
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if err != nil {
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return nil, err
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}
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if s.insertAccountDataStmt, err = db.Prepare(insertAccountDataSQL); err != nil {
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return nil, err
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}
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if s.selectMaxAccountDataIDStmt, err = db.Prepare(selectMaxAccountDataIDSQL); err != nil {
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return nil, err
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}
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if s.selectAccountDataInRangeStmt, err = db.Prepare(selectAccountDataInRangeSQL); err != nil {
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return nil, err
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}
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return s, nil
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}
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func (s *accountDataStatements) InsertAccountData(
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ctx context.Context, txn *sql.Tx,
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userID, roomID, dataType string,
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) (pos types.StreamPosition, err error) {
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pos, err = s.streamIDStatements.nextAccountDataID(ctx, txn)
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if err != nil {
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return
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}
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_, err = sqlutil.TxStmt(txn, s.insertAccountDataStmt).ExecContext(ctx, pos, userID, roomID, dataType, pos)
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return
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}
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func (s *accountDataStatements) SelectAccountDataInRange(
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ctx context.Context,
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userID string,
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r types.Range,
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filter *gomatrixserverlib.EventFilter,
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) (data map[string][]string, pos types.StreamPosition, err error) {
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data = make(map[string][]string)
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stmt, params, err := prepareWithFilters(
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s.db, nil, selectAccountDataInRangeSQL,
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[]interface{}{
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userID, r.Low(), r.High(),
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},
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filter.Senders, filter.NotSenders,
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filter.Types, filter.NotTypes,
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[]string{}, nil, filter.Limit, FilterOrderAsc)
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rows, err := stmt.QueryContext(ctx, params...)
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if err != nil {
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return
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}
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defer internal.CloseAndLogIfError(ctx, rows, "selectAccountDataInRange: rows.close() failed")
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var dataType string
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var roomID string
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id := r.From
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for rows.Next() {
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if err = rows.Scan(&id, &roomID, &dataType); err != nil {
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return
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}
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if len(data[roomID]) > 0 {
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data[roomID] = append(data[roomID], dataType)
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} else {
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data[roomID] = []string{dataType}
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}
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if id > pos {
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pos = id
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}
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}
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return data, pos, nil
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}
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func (s *accountDataStatements) SelectMaxAccountDataID(
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ctx context.Context, txn *sql.Tx,
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) (id int64, err error) {
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var nullableID sql.NullInt64
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err = sqlutil.TxStmt(txn, s.selectMaxAccountDataIDStmt).QueryRowContext(ctx).Scan(&nullableID)
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if nullableID.Valid {
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id = nullableID.Int64
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}
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return
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}
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