diff options
Diffstat (limited to 'juick-www/src/main/java/com/juick/www/FacebookLogin.java')
-rw-r--r-- | juick-www/src/main/java/com/juick/www/FacebookLogin.java | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/juick-www/src/main/java/com/juick/www/FacebookLogin.java b/juick-www/src/main/java/com/juick/www/FacebookLogin.java deleted file mode 100644 index ba7ab29f..00000000 --- a/juick-www/src/main/java/com/juick/www/FacebookLogin.java +++ /dev/null @@ -1,159 +0,0 @@ -/* - * Juick - * Copyright (C) 2008-2013, Ugnich Anton - * - * 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.www; - -import com.fasterxml.jackson.annotation.JsonInclude; -import com.fasterxml.jackson.databind.ObjectMapper; -import com.juick.server.UserQueries; -import com.juick.www.facebook.Graph; -import org.apache.commons.lang3.CharEncoding; -import org.apache.commons.lang3.StringUtils; -import org.apache.commons.lang3.math.NumberUtils; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; -import org.springframework.dao.EmptyResultDataAccessException; -import org.springframework.jdbc.core.JdbcTemplate; - -import javax.servlet.ServletException; -import javax.servlet.http.Cookie; -import javax.servlet.http.HttpServletRequest; -import javax.servlet.http.HttpServletResponse; -import java.io.IOException; -import java.net.URLEncoder; -import java.util.UUID; - -/** - * - * @author Ugnich Anton - */ -public class FacebookLogin { - - private static final Logger logger = LoggerFactory.getLogger(FacebookLogin.class); - - private final String FACEBOOK_APPID; - private final String FACEBOOK_SECRET; - private final String FACEBOOK_REDIRECT = "http://juick.com/_fblogin"; - private final ObjectMapper mapper; - - public FacebookLogin(String ApplicationID, String secret) { - this.FACEBOOK_APPID = ApplicationID; - this.FACEBOOK_SECRET = secret; - mapper = new ObjectMapper(); - mapper.setSerializationInclusion(JsonInclude.Include.NON_EMPTY); - mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL); - mapper.setSerializationInclusion(JsonInclude.Include.NON_DEFAULT); - } - - protected void doGet(JdbcTemplate sql, HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - String fbstate; - - String code = request.getParameter("code"); - if (StringUtils.isBlank(code)) { - fbstate = UUID.randomUUID().toString(); - - Cookie c = new Cookie("fbstate", fbstate); - response.addCookie(c); - - response.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY); - response.setHeader("Location", "https://www.facebook.com/dialog/oauth?scope=publish_stream&client_id=" + FACEBOOK_APPID + "&redirect_uri=" + URLEncoder.encode(FACEBOOK_REDIRECT, CharEncoding.UTF_8) + "&state=" + fbstate); - return; - } - - fbstate = Utils.getCookie(request, "fbstate"); - if (fbstate == null || fbstate.isEmpty() || !fbstate.equals(request.getParameter("state"))) { - response.setStatus(HttpServletResponse.SC_BAD_REQUEST); - return; - } else { - Cookie c = new Cookie("fbstate", "-"); - c.setMaxAge(0); - response.addCookie(c); - } - - String token = Utils.fetchURL("https://graph.facebook.com/oauth/access_token?client_id=" + FACEBOOK_APPID + "&redirect_uri=" + URLEncoder.encode(FACEBOOK_REDIRECT, CharEncoding.UTF_8) + "&client_secret=" + FACEBOOK_SECRET + "&code=" + URLEncoder.encode(code, CharEncoding.UTF_8)); - if (token == null || token.isEmpty() || !token.startsWith("access_token=")) { - logger.error("FACEBOOK TOKEN ERROR: {}", token); - response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); - return; - } - token = token.substring(13); // access_token=... - int tokenamp = token.indexOf('&'); // &expires= - if (tokenamp > 0) { - token = token.substring(0, tokenamp); - } - - String graph = Utils.fetchURL("https://graph.facebook.com/me?access_token=" + token); - if (graph == null || graph.isEmpty()) { - logger.error("FACEBOOK GRAPH ERROR"); - response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); - return; - } - - try { - Graph fb = mapper.readValue(graph, Graph.class); - - long fbID = NumberUtils.toLong(fb.getId(), 0); - if (fbID == 0 || StringUtils.isBlank(fb.getName()) || StringUtils.isBlank(fb.getLink())) { - throw new Exception(); - } - - int uid = getUIDbyFBID(sql, fbID); - if (uid > 0) { - if (!updateDB(sql, fbID, token, fb.getName(), fb.getLink())) { - throw new Exception(); - } - Cookie c = new Cookie("hash", UserQueries.getHashByUID(sql, uid)); - c.setMaxAge(50 * 24 * 60 * 60); - response.addCookie(c); - response.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY); - response.setHeader("Location", "/"); - } else if (fb.getVerified()) { - String loginhash = UUID.randomUUID().toString(); - if (!insertDB(sql, fbID, loginhash, token, fb.getName(), fb.getLink())) { - throw new Exception(); - } - response.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY); - response.setHeader("Location", "/signup?type=fb&hash=" + loginhash); - } else { - throw new Exception(); - } - } catch (Exception e) { - logger.error("fb error", e); - response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); - return; - } - } - - private int getUIDbyFBID(JdbcTemplate sql, long fbID) { - try { - return sql.queryForObject("SELECT user_id FROM facebook WHERE fb_id=? AND user_id IS NOT NULL", - Integer.class, fbID); - } catch (EmptyResultDataAccessException e) { - return 0; - } - } - - private boolean insertDB(JdbcTemplate sql, long fbID, String loginhash, String token, String fbName, String fbLink) { - return sql.update("INSERT INTO facebook(fb_id,loginhash,access_token,fb_name,fb_link) VALUES (?,?,?,?,?)", - fbID, loginhash, token, fbName, fbLink) > 0; - } - - private boolean updateDB(JdbcTemplate sql, long fbID, String token, String fbName, String fbLink) { - return sql.update("UPDATE facebook SET access_token=?,fb_name=?,fb_link=? WHERE fb_id=?", - token, fbName, fbLink, fbID) > 0; - } -} |