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/*
* Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.traccar.http;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.traccar.Context;
import org.traccar.model.User;
public class MainServlet extends BaseServlet {
@Override
protected boolean handle(String command, HttpServletRequest req, HttpServletResponse resp) throws Exception {
if (command.equals("/session")) {
session(req, resp);
} else if (command.equals("/login")) {
login(req, resp);
} else if (command.equals("/logout")) {
logout(req, resp);
} else if (command.equals("/register")) {
register(req, resp);
} else {
return false;
}
return true;
}
private void session(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
User user = (User) req.getSession().getAttribute(USER_KEY);
if (user != null) {
sendResponse(resp.getWriter(), JsonConverter.objectToJson(user));
} else {
sendResponse(resp.getWriter(), false);
}
}
private void login(HttpServletRequest req, HttpServletResponse resp) throws Exception {
User user = Context.getDataManager().login(
req.getParameter("email"), req.getParameter("password"));
if (user != null) {
req.getSession().setAttribute(USER_KEY, user);
sendResponse(resp.getWriter(), JsonConverter.objectToJson(user));
} else {
sendResponse(resp.getWriter(), false);
}
}
private void logout(HttpServletRequest req, HttpServletResponse resp) throws Exception {
req.getSession().removeAttribute(USER_KEY);
sendResponse(resp.getWriter(), true);
}
private void register(HttpServletRequest req, HttpServletResponse resp) throws Exception {
User user = JsonConverter.objectFromJson(req.getReader(), new User());
Context.getDataManager().addUser(user);
sendResponse(resp.getWriter(), true);
}
}
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