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/*
* Copyright (C) 2008-2017, Juick
*
* 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 <http://www.gnu.org/licenses/>.
*/
package com.juick.api.controllers;
import com.juick.User;
import com.juick.api.ApiServer;
import com.juick.api.TelegramBotManager;
import com.juick.server.util.HttpUtils;
import com.juick.service.TelegramService;
import com.juick.service.UserService;
import com.pengrad.telegrambot.BotUtils;
import com.pengrad.telegrambot.model.Message;
import com.pengrad.telegrambot.model.MessageEntity;
import com.pengrad.telegrambot.model.PhotoSize;
import com.pengrad.telegrambot.model.Update;
import com.pengrad.telegrambot.request.GetFile;
import com.pengrad.telegrambot.response.GetFileResponse;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.util.UriComponents;
import org.springframework.web.util.UriComponentsBuilder;
import springfox.documentation.annotations.ApiIgnore;
import javax.inject.Inject;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import java.util.Optional;
/**
* Created by vt on 24/11/2016.
*/
@ApiIgnore
@RestController
public class TelegramWebhook {
private static Logger logger = LoggerFactory.getLogger(TelegramWebhook.class);
@Inject
private UserService usersService;
@Inject
private TelegramService telegramService;
@Inject
private TelegramBotManager telegramBotManager;
@Inject
private ApiServer apiServer;
@Value("${upload_tmp_dir:/var/www/juick.com/i/tmp/}")
private String tmpDir;
@RequestMapping(value = "/tlgmbtwbhk", method = RequestMethod.POST)
@ResponseStatus(value = HttpStatus.OK)
public void processUpdate(InputStream body) throws Exception {
String data = IOUtils.toString(body, StandardCharsets.UTF_8);
logger.info("got telegram msg: {}", data);
Update update = BotUtils.parseUpdate(data);
Message message = update.message();
if (update.message() == null) {
message = update.editedMessage();
if (message == null) {
logger.error("error parsing telegram update: {}", update);
return;
}
}
User user_from = usersService.getUserByUID(telegramService.getUser(message.chat().id())).orElse(new User());
logger.info("Found juick user {}", user_from.getUid());
List<Long> chats = telegramService.getChats();
String username = message.from().username();
if (username == null) {
username = message.from().firstName();
}
if (!chats.contains(message.chat().id())) {
telegramService.addChat(message.chat().id());
logger.info("added chat with {}", username);
telegramService.createTelegramUser(message.from().id(), username);
telegramBotManager.telegramSignupNotify(message.from().id().longValue(), usersService.getSignUpHashByTelegramID(message.from().id().longValue(), username));
} else {
if (user_from.getUid() == 0) {
telegramBotManager.telegramSignupNotify(message.from().id().longValue(), usersService.getSignUpHashByTelegramID(message.from().id().longValue(), username));
} else {
String attachment = StringUtils.EMPTY;
if (message.photo() != null) {
String fileId = Arrays.stream(message.photo()).max(Comparator.comparingInt(PhotoSize::fileSize))
.orElse(new PhotoSize()).fileId();
if (StringUtils.isNotEmpty(fileId)) {
GetFile request = new GetFile(fileId);
GetFileResponse response = telegramBotManager.getBot().execute(request);
logger.info("got file {}", response.file());
URL fileURL = new URL(telegramBotManager.getBot().getFullFilePath(response.file()));
attachment = HttpUtils.downloadImage(fileURL, tmpDir);
logger.info("received {}", attachment);
}
}
String text = message.text();
if (StringUtils.isBlank(text)) {
text = message.caption();
}
if (StringUtils.isBlank(text)) {
text = StringUtils.EMPTY;
}
if (StringUtils.isNotEmpty(text) || StringUtils.isNotEmpty(attachment)) {
if (text.equalsIgnoreCase("/login") || text.equalsIgnoreCase("/start")) {
String msgUrl = "http://juick.com/login?" + usersService.getHashByUID(user_from.getUid());
String msg = String.format("Hi, %s!\nTap to [log in](%s)", user_from.getName(), msgUrl);
telegramBotManager.telegramNotify(message.from().id().longValue(), msg);
} else {
Message replyMessage = message.replyToMessage();
if (replyMessage != null) {
if (replyMessage.entities() != null) {
Optional<MessageEntity> juickLink = Arrays.stream(replyMessage.entities())
.filter(this::isJuickLink)
.findFirst();
if (juickLink.isPresent()) {
if (StringUtils.isNotEmpty(juickLink.get().url())) {
UriComponents uriComponents = UriComponentsBuilder.fromUriString(
juickLink.get().url()).build();
String path = uriComponents.getPath();
if (StringUtils.isNotEmpty(path) && path.length() > 1) {
int mid = Integer.valueOf(path.substring(1));
String prefix = String.format("#%d ", mid);
if (StringUtils.isNotEmpty(uriComponents.getFragment())) {
int rid = Integer.valueOf(uriComponents.getFragment());
prefix = String.format("#%d/%d ", mid, rid);
}
apiServer.processMessage(user_from, prefix + text, attachment);
telegramBotManager.telegramNotify(message.from().id().longValue(), "Reply sent");
} else {
logger.warn("invalid path: {}", path);
}
} else {
logger.warn("invalid entity: {}", juickLink);
}
} else {
telegramBotManager.telegramNotify(message.from().id().longValue(),
"Can not reply to this message", replyMessage.messageId());
}
} else {
telegramBotManager.telegramNotify(message.from().id().longValue(),
"Can not reply to this message", replyMessage.messageId());
}
} else {
apiServer.processMessage(user_from, text, attachment);
telegramBotManager.telegramNotify(message.from().id().longValue(), "Message sent");
}
}
}
}
}
}
boolean isJuickLink(MessageEntity e) {
return e.offset() == 0 && e.type().equals(MessageEntity.Type.text_link) && e.length() == 2;
}
}
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