SessionApi.java

/*
 * This file is part of anycook. The new internet cookbook
 * Copyright (C) 2014 Jan Graßegger
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see [http://www.gnu.org/licenses/].
 */

package de.anycook.api;

import de.anycook.api.util.MediaType;
import de.anycook.api.views.PrivateView;
import de.anycook.db.mysql.DBUser;
import de.anycook.session.LoginAttempt;
import de.anycook.session.Session;
import de.anycook.sitemap.SiteMapGenerator;
import de.anycook.user.User;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import java.io.IOException;
import java.sql.SQLException;
import java.util.Map;

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.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Cookie;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.NewCookie;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;


@Path("session")
public class SessionApi {

    private final Logger logger;
    private final String cookieDomain;
    private final boolean cookieSecure;

    @Context
    private Session session;


    public SessionApi() {
        logger = LogManager.getLogger(getClass());
        cookieDomain = de.anycook.conf.Configuration.getInstance().getCookieDomain();
        cookieSecure = !de.anycook.conf.Configuration.getInstance().isDeveloperMode();
    }

    @GET
    @Produces(MediaType.APPLICATION_JSON)
    @PrivateView
    public Response getSession() {
        try {
            return Response.accepted(session.getUser()).build();
        } catch (WebApplicationException e) {
            return e.getResponse();
        }
    }

    @POST
    @Consumes(MediaType.APPLICATION_JSON)
    @Produces(MediaType.APPLICATION_JSON)
    public Response login(@Context HttpServletRequest request,
                          Session.UserAuth auth) {

        LoginAttempt loginAttempt = null;

        try {
            int userId = User.getUserId(auth.username);
            if (!LoginAttempt.isLoginAllowed(userId)) {
                logger.warn("too many login attempts for " + userId);
                throw new WebApplicationException(Response.Status.FORBIDDEN);
            }

            loginAttempt =
                    new LoginAttempt(userId, request.getRemoteAddr(), System.currentTimeMillis());

            session.login(userId, auth.password);
            loginAttempt.setSuccessful(true);
            User user = session.getUser();
            ResponseBuilder response = Response.ok(user);

            if (auth.stayLoggedIn) {
                logger.debug(String.format("stayLoggedIn"));
                NewCookie cookie =
                        new NewCookie("anycook", session.makePermanentCookieId(user.getId()), "/",
                                      cookieDomain,
                                      "", 7 * 24 * 60 * 60, cookieSecure, true);
                response.cookie(cookie);
            }

            return response.build();
        } catch (User.LoginException | DBUser.UserNotFoundException e) {
            throw new WebApplicationException(Response.Status.FORBIDDEN);
        } catch (IOException | SQLException e) {
            logger.error(e, e);
            throw new WebApplicationException(Response.Status.INTERNAL_SERVER_ERROR);
        } finally {
            if (loginAttempt != null) {
                try {
                    loginAttempt.save();
                } catch (SQLException e) {
                    logger.error(e, e);
                }
            }
        }
    }

    @POST
    @Path("facebook")
    @Consumes(MediaType.APPLICATION_JSON)
    @Produces(MediaType.APPLICATION_JSON)
    public void facebookLogin(String signedRequest) {
        try {
            session.facebookLogin(signedRequest);
        } catch (IOException | SQLException e) {
            logger.error(e, e);
            throw new WebApplicationException(Response.Status.INTERNAL_SERVER_ERROR);
        } catch (User.LoginException | DBUser.UserNotFoundException e) {
            logger.warn(e, e);
            throw new WebApplicationException(Response.Status.FORBIDDEN);
        }
    }

    @DELETE
    @Produces(MediaType.APPLICATION_JSON)
    public Response logout(@Context HttpHeaders hh) {
        Map<String, Cookie> cookies = hh.getCookies();
        session.checkLogin();

        ResponseBuilder response = Response.ok();
        if (cookies.containsKey("anycook")) {
            Cookie cookie = cookies.get("anycook");
            try {
                session.deleteCookieID(cookie.getValue());
            } catch (SQLException e) {
                logger.error(e, e);
                throw new WebApplicationException(Response.Status.INTERNAL_SERVER_ERROR);
            }
            NewCookie newCookie = new NewCookie(cookie, "", -1, false);
            response.cookie(newCookie);
        }
        session.logout();
        return response.entity("true").build();
    }

    @POST
    @Path("activate")
    @Produces(MediaType.APPLICATION_JSON)
    public void activateAccount(@FormParam("activationkey") String activationKey) {
        try {
            User.activateById(activationKey);
            SiteMapGenerator.generateProfileSiteMap();
        } catch (SQLException e) {
            logger.error(e, e);
            throw new WebApplicationException(Response.Status.INTERNAL_SERVER_ERROR);
        } catch (DBUser.ActivationFailedException e) {
            logger.warn(e, e);
            throw new WebApplicationException(Response.Status.BAD_REQUEST);
        }
    }

    @POST
    @Path("resetPassword")
    @Consumes(MediaType.APPLICATION_JSON)
    public void resetPasswordRequest(String mail) {
        try {
            User.createResetPasswordID(mail);
        } catch (SQLException | IOException e) {
            logger.error(e, e);
            throw new WebApplicationException(Response.Status.INTERNAL_SERVER_ERROR);
        } catch (DBUser.UserNotFoundException e) {
            logger.info(e);
            throw new WebApplicationException(Response.Status.BAD_REQUEST);
        }
    }

    @PUT
    @Path("resetPassword")
    @Consumes(MediaType.APPLICATION_JSON)
    public void resetPassword(PasswordReset passwordReset) {
        try {
            User.resetPassword(passwordReset.id, passwordReset.newPassword);
        } catch (SQLException e) {
            logger.error(e, e);
            throw new WebApplicationException(Response.Status.INTERNAL_SERVER_ERROR);
        } catch (User.ResetPasswordException e) {
            logger.warn(e);
            throw new WebApplicationException(Response.Status.BAD_REQUEST);
        }
    }

    @GET
    @Path("id")
    @Produces(MediaType.TEXT_PLAIN)
    public String getSessionId(@Context HttpServletRequest request) {
        return request.getSession(true).getId();
    }

    public static class PasswordReset {

        public String id;
        public String newPassword;
    }
}