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https://github.com/matrix-org/dendrite
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* Add invite table tests; move variable declarations * Add Membership table tests * Move variable declarations * Add PrevEvents table tests * Add Published table test * Add Redactions tests Fix bug in SQLite markRedactionValidatedSQL * PR comments, better readability for invite tests
160 lines
5.2 KiB
Go
160 lines
5.2 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/roomserver/storage/tables"
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"github.com/matrix-org/dendrite/roomserver/types"
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)
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const inviteSchema = `
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CREATE TABLE IF NOT EXISTS roomserver_invites (
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invite_event_id TEXT PRIMARY KEY,
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room_nid INTEGER NOT NULL,
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target_nid INTEGER NOT NULL,
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sender_nid INTEGER NOT NULL DEFAULT 0,
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retired BOOLEAN NOT NULL DEFAULT FALSE,
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invite_event_json TEXT NOT NULL
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);
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CREATE INDEX IF NOT EXISTS roomserver_invites_active_idx ON roomserver_invites (target_nid, room_nid)
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WHERE NOT retired;
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`
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const insertInviteEventSQL = "" +
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"INSERT INTO roomserver_invites (invite_event_id, room_nid, target_nid," +
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" sender_nid, invite_event_json) VALUES ($1, $2, $3, $4, $5)" +
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" ON CONFLICT DO NOTHING"
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const selectInviteActiveForUserInRoomSQL = "" +
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"SELECT invite_event_id, sender_nid FROM roomserver_invites" +
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" WHERE target_nid = $1 AND room_nid = $2" +
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" AND NOT retired"
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// Retire every active invite for a user in a room.
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// Ideally we'd know which invite events were retired by a given update so we
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// wouldn't need to remove every active invite.
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// However the matrix protocol doesn't give us a way to reliably identify the
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// invites that were retired, so we are forced to retire all of them.
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const updateInviteRetiredSQL = `
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UPDATE roomserver_invites SET retired = TRUE WHERE room_nid = $1 AND target_nid = $2 AND NOT retired
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`
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const selectInvitesAboutToRetireSQL = `
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SELECT invite_event_id FROM roomserver_invites WHERE room_nid = $1 AND target_nid = $2 AND NOT retired
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`
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type inviteStatements struct {
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db *sql.DB
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insertInviteEventStmt *sql.Stmt
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selectInviteActiveForUserInRoomStmt *sql.Stmt
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updateInviteRetiredStmt *sql.Stmt
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selectInvitesAboutToRetireStmt *sql.Stmt
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}
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func CreateInvitesTable(db *sql.DB) error {
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_, err := db.Exec(inviteSchema)
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return err
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}
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func PrepareInvitesTable(db *sql.DB) (tables.Invites, error) {
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s := &inviteStatements{
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db: db,
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}
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return s, sqlutil.StatementList{
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{&s.insertInviteEventStmt, insertInviteEventSQL},
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{&s.selectInviteActiveForUserInRoomStmt, selectInviteActiveForUserInRoomSQL},
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{&s.updateInviteRetiredStmt, updateInviteRetiredSQL},
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{&s.selectInvitesAboutToRetireStmt, selectInvitesAboutToRetireSQL},
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}.Prepare(db)
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}
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func (s *inviteStatements) InsertInviteEvent(
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ctx context.Context, txn *sql.Tx,
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inviteEventID string, roomNID types.RoomNID,
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targetUserNID, senderUserNID types.EventStateKeyNID,
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inviteEventJSON []byte,
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) (bool, error) {
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var count int64
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stmt := sqlutil.TxStmt(txn, s.insertInviteEventStmt)
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result, err := stmt.ExecContext(
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ctx, inviteEventID, roomNID, targetUserNID, senderUserNID, inviteEventJSON,
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)
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if err != nil {
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return false, err
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}
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count, err = result.RowsAffected()
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if err != nil {
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return false, err
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}
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return count != 0, err
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}
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func (s *inviteStatements) UpdateInviteRetired(
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ctx context.Context, txn *sql.Tx,
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roomNID types.RoomNID, targetUserNID types.EventStateKeyNID,
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) (eventIDs []string, err error) {
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// gather all the event IDs we will retire
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stmt := sqlutil.TxStmt(txn, s.selectInvitesAboutToRetireStmt)
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rows, err := stmt.QueryContext(ctx, roomNID, targetUserNID)
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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, "UpdateInviteRetired: rows.close() failed")
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var inviteEventID string
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for rows.Next() {
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if err = rows.Scan(&inviteEventID); err != nil {
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return
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}
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eventIDs = append(eventIDs, inviteEventID)
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}
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// now retire the invites
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stmt = sqlutil.TxStmt(txn, s.updateInviteRetiredStmt)
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_, err = stmt.ExecContext(ctx, roomNID, targetUserNID)
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return
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}
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// selectInviteActiveForUserInRoom returns a list of sender state key NIDs
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func (s *inviteStatements) SelectInviteActiveForUserInRoom(
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ctx context.Context, txn *sql.Tx,
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targetUserNID types.EventStateKeyNID, roomNID types.RoomNID,
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) ([]types.EventStateKeyNID, []string, error) {
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stmt := sqlutil.TxStmt(txn, s.selectInviteActiveForUserInRoomStmt)
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rows, err := stmt.QueryContext(
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ctx, targetUserNID, roomNID,
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)
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if err != nil {
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return nil, nil, err
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}
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defer internal.CloseAndLogIfError(ctx, rows, "selectInviteActiveForUserInRoom: rows.close() failed")
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var result []types.EventStateKeyNID
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var eventIDs []string
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var eventID string
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var senderUserNID int64
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for rows.Next() {
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if err := rows.Scan(&eventID, &senderUserNID); err != nil {
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return nil, nil, err
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}
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result = append(result, types.EventStateKeyNID(senderUserNID))
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eventIDs = append(eventIDs, eventID)
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}
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return result, eventIDs, nil
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}
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