maubot/matrix/matrix.go

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// maubot - A plugin-based Matrix bot system written in Go.
// Copyright (C) 2018 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package matrix
import (
"maubot.xyz"
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"maubot.xyz/database"
"maunium.net/go/gomatrix"
log "maunium.net/go/maulogger"
)
type Client struct {
*gomatrix.Client
syncer *MaubotSyncer
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DB *database.MatrixClient
}
func NewClient(db *database.MatrixClient) (*Client, error) {
mxClient, err := gomatrix.NewClient(db.Homeserver, db.UserID, db.AccessToken)
if err != nil {
return nil, err
}
client := &Client{
Client: mxClient,
DB: db,
}
client.syncer = NewMaubotSyncer(client, client.Store)
client.Client.Syncer = client.syncer
client.AddEventHandler(maubot.StateMember, client.onJoin)
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return client, nil
}
func (client *Client) AddEventHandler(evt maubot.EventType, handler maubot.EventHandler) {
client.syncer.OnEventType(evt, func(evt *maubot.Event) maubot.EventHandlerResult {
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if evt.Sender == client.UserID {
return maubot.StopPropagation
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}
return handler(evt)
})
}
func (client *Client) GetEvent(roomID, eventID string) *maubot.Event {
evt, err := client.Client.GetEvent(roomID, eventID)
if err != nil {
log.Warnf("Failed to get event %s @ %s: %v\n", eventID, roomID, err)
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return nil
}
return client.ParseEvent(evt).Event
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}
func (client *Client) onJoin(evt *maubot.Event) maubot.EventHandlerResult {
if client.DB.AutoJoinRooms && evt.StateKey == client.DB.UserID && evt.Content.Membership == "invite" {
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client.JoinRoom(evt.RoomID)
return maubot.StopPropagation
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}
return maubot.Continue
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}
func (client *Client) JoinRoom(roomID string) {
client.Client.JoinRoom(roomID, "", nil)
}
func (client *Client) Sync() {
go func() {
err := client.Client.Sync()
if err != nil {
log.Errorln("Sync() in client", client.UserID, "errored:", err)
}
}()
}