Tulir Asokan
91 lines
2.5 KiB
Go
91 lines
2.5 KiB
Go
// mautrix-telegram - A Matrix-Telegram puppeting bridge.
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// Copyright (C) 2025 Sumner Evans
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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 connector
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import (
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"context"
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"fmt"
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"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
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)
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type hasUserUpdates interface {
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GetUsers() []tg.UserClass
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}
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type hasChatUpdates interface {
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GetChats() []tg.ChatClass
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}
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type hasUpdates interface {
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hasUserUpdates
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hasChatUpdates
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}
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func handleUserUpdates[U hasUserUpdates](ctx context.Context, t *TelegramClient, resp hasUserUpdates) error {
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for _, user := range resp.GetUsers() {
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user, ok := user.(*tg.User)
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if !ok {
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return fmt.Errorf("user is %T not *tg.User", user)
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}
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_, err := t.updateGhost(ctx, user.ID, user)
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if err != nil {
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return err
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}
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}
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return nil
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}
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func handleChatUpdates[U hasChatUpdates](ctx context.Context, t *TelegramClient, resp hasChatUpdates) error {
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for _, c := range resp.GetChats() {
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if channel, ok := c.(*tg.Channel); ok {
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if _, err := t.updateChannel(ctx, channel); err != nil {
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return err
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}
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}
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}
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return nil
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}
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func APICallWithOnlyUserUpdates[U hasUserUpdates](ctx context.Context, t *TelegramClient, fn func() (U, error)) (U, error) {
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resp, err := fn()
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if err != nil {
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return *new(U), err
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}
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return resp, handleUserUpdates[U](ctx, t, resp)
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}
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func APICallWithOnlyChatUpdates[U hasChatUpdates](ctx context.Context, t *TelegramClient, fn func() (U, error)) (U, error) {
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resp, err := fn()
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if err != nil {
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return *new(U), err
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}
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return resp, handleChatUpdates[U](ctx, t, resp)
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}
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// Wrapper for API calls that return a response with updates.
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func APICallWithUpdates[U hasUpdates](ctx context.Context, t *TelegramClient, fn func() (U, error)) (U, error) {
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resp, err := fn()
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if err != nil {
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return *new(U), err
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}
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if err = handleUserUpdates[U](ctx, t, resp); err != nil {
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return *new(U), err
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}
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return resp, handleChatUpdates[U](ctx, t, resp)
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}
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