dendrite/userapi/storage/accounts/postgres/threepid_table.go

122 lines
3.5 KiB
Go

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