1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
<?php
declare(strict_types=1);
/**
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
* @author André Fondse <andre@hetnetwerk.org>
*
* Nextcloud - Two-factor Gateway for Telegram
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\TwoFactorGateway\Service\Gateway;
use Exception;
use OCA\TwoFactorGateway\Exception\SmsTransmissionException;
use OCA\TwoFactorGateway\Service\IGateway;
use OCP\Http\Client\IClient;
use OCP\Http\Client\IClientService;
use OCP\IConfig;
use OCP\IUser;
use Telegram\Bot\Api;
use Telegram\Bot\Objects\Update;
class TelegramGateway implements IGateway {
/** @var IClient */
private $client;
/** @var IConfig */
private $config;
public function __construct(IClientService $clientService, IConfig $config) {
$this->client = $clientService->newClient();
$this->config = $config;
}
/**
* @param IUser $user
* @param string $idenfier
* @param string $message
* @throws \Telegram\Bot\Exceptions\TelegramSDKException
*/
public function send(IUser $user, string $idenfier, string $message) {
$token = $this->config->getAppValue('twofactor_gateway', 'telegram_bot_token', null);
// TODO: token missing handling
$api = new Api($token);
$chatId = $this->getChatId($user, $api, (int)$idenfier);
$api->sendMessage([
'chat_id' => $chatId,
'text' => $message,
]);
}
private function getChatId(IUser $user, Api $api, int $userId): int {
$chatId = $this->config->getUserValue($user->getUID(), 'twofactor_gateway', 'telegram_chat_id', null);
if (!is_null($chatId)) {
return (int)$chatId;
}
$updates = $api->getUpdates();
/** @var Update $update */
$update = current(array_filter($updates, function (Update $data) use ($userId) {
if ($data->message->text === "/start" && $data->message->from->id === $userId) {
return true;
}
return false;
}));
// TODO: handle missing `/start` message and `$update` null values
$chatId = $update->message->chat->id;
$this->config->setUserValue($user->getUID(), 'twofactor_gateway', 'chat_id', $chatId);
return (int)$chatId;
}
/**
* Get a short description of this gateway's name so that users know how
* their messages are delivered, e.g. "Telegram"
*
* @return string
*/
public function getShortName(): string {
return "Telegram";
}
}
|
