140 lines
4.1 KiB
Go
140 lines
4.1 KiB
Go
// Copyright 2017 Vector Creations 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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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/clientapi/auth/authtypes"
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)
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const threepidSchema = `
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-- Stores data about third party identifiers
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CREATE TABLE IF NOT EXISTS account_threepid (
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-- The third party identifier
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threepid TEXT NOT NULL,
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-- The 3PID medium
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medium TEXT NOT NULL DEFAULT 'email',
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-- The localpart of the Matrix user ID associated to this 3PID
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localpart TEXT NOT NULL,
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PRIMARY KEY(threepid, medium)
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);
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CREATE INDEX IF NOT EXISTS account_threepid_localpart ON account_threepid(localpart);
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`
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const selectLocalpartForThreePIDSQL = "" +
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"SELECT localpart FROM account_threepid WHERE threepid = $1 AND medium = $2"
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const selectThreePIDsForLocalpartSQL = "" +
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"SELECT threepid, medium FROM account_threepid WHERE localpart = $1"
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const insertThreePIDSQL = "" +
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"INSERT INTO account_threepid (threepid, medium, localpart) VALUES ($1, $2, $3)"
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const deleteThreePIDSQL = "" +
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"DELETE FROM account_threepid WHERE threepid = $1 AND medium = $2"
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type threepidStatements struct {
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db *sql.DB
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writer sqlutil.TransactionWriter
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selectLocalpartForThreePIDStmt *sql.Stmt
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selectThreePIDsForLocalpartStmt *sql.Stmt
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insertThreePIDStmt *sql.Stmt
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deleteThreePIDStmt *sql.Stmt
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}
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func (s *threepidStatements) prepare(db *sql.DB) (err error) {
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s.db = db
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s.writer = sqlutil.NewTransactionWriter()
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_, err = db.Exec(threepidSchema)
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if err != nil {
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return
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}
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if s.selectLocalpartForThreePIDStmt, err = db.Prepare(selectLocalpartForThreePIDSQL); err != nil {
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return
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}
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if s.selectThreePIDsForLocalpartStmt, err = db.Prepare(selectThreePIDsForLocalpartSQL); err != nil {
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return
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}
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if s.insertThreePIDStmt, err = db.Prepare(insertThreePIDSQL); err != nil {
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return
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}
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if s.deleteThreePIDStmt, err = db.Prepare(deleteThreePIDSQL); err != nil {
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return
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}
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return
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}
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func (s *threepidStatements) selectLocalpartForThreePID(
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ctx context.Context, txn *sql.Tx, threepid string, medium string,
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) (localpart string, err error) {
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stmt := sqlutil.TxStmt(txn, s.selectLocalpartForThreePIDStmt)
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err = stmt.QueryRowContext(ctx, threepid, medium).Scan(&localpart)
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if err == sql.ErrNoRows {
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return "", nil
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}
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return
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}
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func (s *threepidStatements) selectThreePIDsForLocalpart(
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ctx context.Context, localpart string,
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) (threepids []authtypes.ThreePID, err error) {
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rows, err := s.selectThreePIDsForLocalpartStmt.QueryContext(ctx, localpart)
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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, "selectThreePIDsForLocalpart: rows.close() failed")
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threepids = []authtypes.ThreePID{}
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for rows.Next() {
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var threepid string
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var medium string
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if err = rows.Scan(&threepid, &medium); err != nil {
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return
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}
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threepids = append(threepids, authtypes.ThreePID{
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Address: threepid,
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Medium: medium,
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})
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}
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return threepids, rows.Err()
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}
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func (s *threepidStatements) insertThreePID(
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ctx context.Context, txn *sql.Tx, threepid, medium, localpart string,
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) (err error) {
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return s.writer.Do(s.db, txn, func(txn *sql.Tx) error {
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stmt := sqlutil.TxStmt(txn, s.insertThreePIDStmt)
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_, err := stmt.ExecContext(ctx, threepid, medium, localpart)
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return err
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})
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}
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func (s *threepidStatements) deleteThreePID(
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ctx context.Context, threepid string, medium string) (err error) {
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return s.writer.Do(s.db, nil, func(txn *sql.Tx) error {
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stmt := sqlutil.TxStmt(txn, s.deleteThreePIDStmt)
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_, err := stmt.ExecContext(ctx, threepid, medium)
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return err
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})
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}
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