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/*
* Copyright 2015 - 2021 Anton Tananaev (anton@traccar.org)
*
* 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.api.resource;
import org.traccar.Context;
import org.traccar.api.BaseResource;
import org.traccar.helper.DataConverter;
import org.traccar.helper.ServletHelper;
import org.traccar.helper.LogAction;
import org.traccar.model.User;
import org.traccar.storage.StorageException;
import javax.annotation.security.PermitAll;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.FormParam;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.nio.charset.StandardCharsets;
@Path("session")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_FORM_URLENCODED)
public class SessionResource extends BaseResource {
public static final String USER_ID_KEY = "userId";
public static final String USER_COOKIE_KEY = "user";
public static final String PASS_COOKIE_KEY = "password";
@javax.ws.rs.core.Context
private HttpServletRequest request;
@PermitAll
@GET
public User get(@QueryParam("token") String token) throws StorageException, UnsupportedEncodingException {
if (token != null) {
User user = Context.getUsersManager().getUserByToken(token);
if (user != null) {
Context.getPermissionsManager().checkUserEnabled(user.getId());
request.getSession().setAttribute(USER_ID_KEY, user.getId());
return user;
}
}
Long userId = (Long) request.getSession().getAttribute(USER_ID_KEY);
if (userId == null) {
Cookie[] cookies = request.getCookies();
String email = null, password = null;
if (cookies != null) {
for (Cookie cookie : cookies) {
if (cookie.getName().equals(USER_COOKIE_KEY)) {
byte[] emailBytes = DataConverter.parseBase64(
URLDecoder.decode(cookie.getValue(), StandardCharsets.US_ASCII.name()));
email = new String(emailBytes, StandardCharsets.UTF_8);
} else if (cookie.getName().equals(PASS_COOKIE_KEY)) {
byte[] passwordBytes = DataConverter.parseBase64(
URLDecoder.decode(cookie.getValue(), StandardCharsets.US_ASCII.name()));
password = new String(passwordBytes, StandardCharsets.UTF_8);
}
}
}
if (email != null && password != null) {
User user = Context.getPermissionsManager().login(email, password);
if (user != null) {
Context.getPermissionsManager().checkUserEnabled(user.getId());
request.getSession().setAttribute(USER_ID_KEY, user.getId());
return user;
}
}
} else {
Context.getPermissionsManager().checkUserEnabled(userId);
return Context.getPermissionsManager().getUser(userId);
}
throw new WebApplicationException(Response.status(Response.Status.NOT_FOUND).build());
}
@PermitAll
@POST
public User add(
@FormParam("email") String email, @FormParam("password") String password) throws StorageException {
User user = Context.getPermissionsManager().login(email, password);
if (user != null) {
request.getSession().setAttribute(USER_ID_KEY, user.getId());
LogAction.login(user.getId(), ServletHelper.retrieveRemoteAddress(request));
return user;
} else {
LogAction.failedLogin(ServletHelper.retrieveRemoteAddress(request));
throw new WebApplicationException(Response.status(Response.Status.UNAUTHORIZED).build());
}
}
@DELETE
public Response remove() {
LogAction.logout(getUserId(), ServletHelper.retrieveRemoteAddress(request));
request.getSession().removeAttribute(USER_ID_KEY);
return Response.noContent().build();
}
}
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