| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * @author Christoph Wurst <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @author André Fondse <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * Nextcloud - Two-factor Gateway for Telegram | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * This code is free software: you can redistribute it and/or modify | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * it under the terms of the GNU Affero General Public License, version 3, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * as published by the Free Software Foundation. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * This program is distributed in the hope that it will be useful, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * GNU Affero General Public License for more details. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * You should have received a copy of the GNU Affero General Public License, version 3, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * along with this program.  If not, see <http://www.gnu.org/licenses/> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | namespace OCA\TwoFactorGateway\Service\Gateway\Telegram; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | use OCA\TwoFactorGateway\Exception\SmsTransmissionException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | use OCA\TwoFactorGateway\Service\Gateway\IGateway; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | use OCA\TwoFactorGateway\Service\Gateway\IGatewayConfig; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | use OCP\Http\Client\IClient; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | use OCP\Http\Client\IClientService; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | use OCP\IConfig; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | use OCP\IUser; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | use Telegram\Bot\Api; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | use Telegram\Bot\Objects\Update; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  | class Gateway implements IGateway { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 	/** @var IClient */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 	private $client; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 	/** @var GatewayConfig */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 	private $gatewayConfig; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | 	/** @var IConfig */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | 	private $config; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 	public function __construct(IClientService $clientService, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | 								GatewayConfig $gatewayConfig, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 								IConfig $config) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | 		$this->client = $clientService->newClient(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 		$this->gatewayConfig = $gatewayConfig; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 		$this->config = $config; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  | 	 * @param IUser $user | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  | 	 * @param string $identifier | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  | 	 * @param string $message | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | 	 * @throws SmsTransmissionException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  | 	public function send(IUser $user, string $identifier, string $message) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  | 		$botToken = $this->gatewayConfig->getBotToken(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  | 		$api = new Api($botToken); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  | 		$chatId = $this->getChatId($user, $api, (int)$identifier); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 		$api->sendMessage([ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 			'chat_id' => $chatId, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 			'text' => $message, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 		]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 	private function getChatId(IUser $user, Api $api, int $userId): int { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 		$chatId = $this->config->getUserValue($user->getUID(), 'twofactor_gateway', 'telegram_chat_id', null); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  | 		if (!is_null($chatId)) { | 
                            
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                | 79 |  |  | 			return (int)$chatId; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 		$updates = $api->getUpdates(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 		/** @var Update $update */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 		$update = current(array_filter($updates, function (Update $data) use ($userId) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 			if ($data->message->text === "/start" && $data->message->from->id === $userId) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 				return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 			return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 		})); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 		// TODO: handle missing `/start` message and `$update` null values | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 		$chatId = $update->message->chat->id; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 		$this->config->setUserValue($user->getUID(), 'twofactor_gateway', 'chat_id', $chatId); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | 		return (int)$chatId; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 	 * Get the gateway-specific configuration | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 	 * @return IGatewayConfig | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 	public function getConfig(): IGatewayConfig { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  | 		return $this->gatewayConfig; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 105 |  |  | 	} | 
            
                                                        
            
                                    
            
            
                | 106 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 107 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 108 |  |  |  |