138 lines
3.6 KiB
Go
138 lines
3.6 KiB
Go
// maubot - A plugin-based Matrix bot system written in Go.
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// Copyright (C) 2018 Tulir Asokan
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package database
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import (
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"database/sql"
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"encoding/json"
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"maubot.xyz"
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log "maunium.net/go/maulogger"
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)
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type CommandSpec struct {
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db *Database
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sql *sql.DB
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*maubot.CommandSpec
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Owner string `json:"owner"`
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Client string `json:"client"`
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}
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type CommandSpecStatic struct {
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db *Database
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sql *sql.DB
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}
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func (css *CommandSpecStatic) CreateTable() error {
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_, err := css.sql.Exec(`CREATE TABLE IF NOT EXISTS command_spec (
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owner VARCHAR(255),
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client VARCHAR(255),
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spec TEXT,
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PRIMARY KEY (owner, client),
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FOREIGN KEY (owner) REFERENCES plugin(id)
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ON DELETE CASCADE ON UPDATE CASCADE,
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FOREIGN KEY (client) REFERENCES matrix_client(user_id)
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ON DELETE CASCADE ON UPDATE CASCADE
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)`)
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return err
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}
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func (css *CommandSpecStatic) Get(owner, client string) *CommandSpec {
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rows, err := css.sql.Query("SELECT * FROM command_spec WHERE owner=? AND client=?", owner, client)
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if err != nil {
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log.Errorf("Failed to Get(%s, %s): %v\n", owner, client, err)
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}
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return css.New().Scan(rows)
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}
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func (css *CommandSpecStatic) GetOrCreate(owner, client string) (spec *CommandSpec) {
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spec = css.Get(owner, client)
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if spec == nil {
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spec = css.New()
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spec.Owner = owner
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spec.Client = client
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spec.Insert()
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}
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return
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}
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func (css *CommandSpecStatic) getAllByQuery(query string, args ...interface{}) (specs []*CommandSpec) {
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rows, err := css.sql.Query(query, args...)
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if err != nil {
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log.Errorf("Failed to getAllByQuery(%s): %v\n", query, err)
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return nil
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}
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defer rows.Close()
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for rows.Next() {
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specs = append(specs, css.New().Scan(rows))
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}
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log.Debugln("getAllByQuery() =", specs)
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return
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}
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func (css *CommandSpecStatic) GetAllByOwner(owner string) []*CommandSpec {
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return css.getAllByQuery("SELECT * FROM command_spec WHERE owner=?", owner)
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}
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func (css *CommandSpecStatic) GetAllByClient(client string) []*CommandSpec {
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return css.getAllByQuery("SELECT * FROM command_spec WHERE client=?", client)
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}
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func (css *CommandSpecStatic) New() *CommandSpec {
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return &CommandSpec{
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db: css.db,
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sql: css.sql,
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}
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}
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func (cs *CommandSpec) Scan(row Scannable) *CommandSpec {
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var spec string
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err := row.Scan(&cs.Owner, &cs.Client, &spec)
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if err != nil {
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log.Errorln("CommandSpec scan failed:", err)
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return cs
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}
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cs.CommandSpec = &maubot.CommandSpec{}
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err = json.Unmarshal([]byte(spec), cs.CommandSpec)
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if err != nil {
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log.Errorln("CommandSpec parse failed:", err)
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}
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return cs
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}
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func (cs *CommandSpec) Insert() error {
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data, err := json.Marshal(cs.CommandSpec)
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if err != nil {
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return err
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}
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_, err = cs.sql.Exec("INSERT INTO command_spec (owner, client, spec) VALUES (?, ?, ?)",
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cs.Owner, cs.Client, string(data))
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return err
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}
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func (cs *CommandSpec) Update() error {
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data, err := json.Marshal(cs.CommandSpec)
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if err != nil {
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return err
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}
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_, err = cs.sql.Exec("UPDATE command_spec SET spec=? WHERE owner=? AND client=?",
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string(data), cs.Owner, cs.Client)
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return err
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}
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