001
014
015 package com.liferay.portal.util;
016
017 import com.liferay.portal.CookieNotSupportedException;
018 import com.liferay.portal.kernel.log.Log;
019 import com.liferay.portal.kernel.log.LogFactoryUtil;
020 import com.liferay.portal.kernel.util.CharPool;
021 import com.liferay.portal.kernel.util.StringPool;
022 import com.liferay.portal.kernel.util.Validator;
023 import com.liferay.util.CookieUtil;
024
025 import javax.servlet.http.Cookie;
026 import javax.servlet.http.HttpServletRequest;
027 import javax.servlet.http.HttpServletResponse;
028
029 import org.apache.commons.codec.binary.Hex;
030
031
035 public class CookieKeys implements com.liferay.portal.kernel.util.CookieKeys {
036
037 public static void addCookie(
038 HttpServletRequest request, HttpServletResponse response,
039 Cookie cookie) {
040
041 addCookie(request, response, cookie, request.isSecure());
042 }
043
044 public static void addCookie(
045 HttpServletRequest request, HttpServletResponse response,
046 Cookie cookie, boolean secure) {
047
048 if (!PropsValues.SESSION_ENABLE_PERSISTENT_COOKIES ||
049 PropsValues.TCK_URL) {
050
051 return;
052 }
053
054
055
056 String name = cookie.getName();
057
058 String originalValue = cookie.getValue();
059 String encodedValue = originalValue;
060
061 if (isEncodedCookie(name)) {
062 encodedValue = new String(Hex.encodeHex(originalValue.getBytes()));
063
064 if (_log.isDebugEnabled()) {
065 _log.debug("Add encoded cookie " + name);
066 _log.debug("Original value " + originalValue);
067 _log.debug("Hex encoded value " + encodedValue);
068 }
069 }
070
071 cookie.setSecure(secure);
072 cookie.setValue(encodedValue);
073 cookie.setVersion(VERSION);
074
075
076
077
078 response.addCookie(cookie);
079 }
080
081 public static void addSupportCookie(
082 HttpServletRequest request, HttpServletResponse response) {
083
084 Cookie cookieSupportCookie = new Cookie(COOKIE_SUPPORT, "true");
085
086 cookieSupportCookie.setPath(StringPool.SLASH);
087 cookieSupportCookie.setMaxAge(MAX_AGE);
088
089 addCookie(request, response, cookieSupportCookie);
090 }
091
092 public static String getCookie(HttpServletRequest request, String name) {
093 String value = CookieUtil.get(request, name);
094
095 if ((value != null) && isEncodedCookie(name)) {
096 try {
097 String encodedValue = value;
098 String originalValue = new String(
099 Hex.decodeHex(encodedValue.toCharArray()));
100
101 if (_log.isDebugEnabled()) {
102 _log.debug("Get encoded cookie " + name);
103 _log.debug("Hex encoded value " + encodedValue);
104 _log.debug("Original value " + originalValue);
105 }
106
107 return originalValue;
108 }
109 catch (Exception e) {
110 if (_log.isWarnEnabled()) {
111 _log.warn(e.getMessage());
112 }
113
114 return value;
115 }
116 }
117
118 return value;
119 }
120
121 public static String getDomain(HttpServletRequest request) {
122
123
124
125 if (Validator.isNotNull(PropsValues.SESSION_COOKIE_DOMAIN)) {
126 return PropsValues.SESSION_COOKIE_DOMAIN;
127 }
128
129 String host = request.getServerName();
130
131 return getDomain(host);
132 }
133
134 public static String getDomain(String host) {
135
136
137
138 if (host == null) {
139 return null;
140 }
141
142
143
144 if (Validator.isIPAddress(host)) {
145 return host;
146 }
147
148 int x = host.lastIndexOf(CharPool.PERIOD);
149
150 if (x <= 0) {
151 return null;
152 }
153
154 int y = host.lastIndexOf(CharPool.PERIOD, x - 1);
155
156 if (y <= 0) {
157 return StringPool.PERIOD + host;
158 }
159
160 int z = host.lastIndexOf(CharPool.PERIOD, y - 1);
161
162 String domain = null;
163
164 if (z <= 0) {
165 domain = host.substring(y);
166 }
167 else {
168 domain = host.substring(z);
169 }
170
171 return domain;
172 }
173
174 public static boolean hasSessionId(HttpServletRequest request) {
175 String jsessionid = getCookie(request, JSESSIONID);
176
177 if (jsessionid != null) {
178 return true;
179 }
180 else {
181 return false;
182 }
183 }
184
185 public static boolean isEncodedCookie(String name) {
186 if (name.equals(ID) || name.equals(LOGIN) || name.equals(PASSWORD) ||
187 name.equals(SCREEN_NAME)) {
188
189 return true;
190 }
191 else {
192 return false;
193 }
194 }
195
196 public static void validateSupportCookie(HttpServletRequest request)
197 throws CookieNotSupportedException {
198
199 if (PropsValues.SESSION_ENABLE_PERSISTENT_COOKIES &&
200 PropsValues.SESSION_TEST_COOKIE_SUPPORT) {
201
202 String cookieSupport = getCookie(request, COOKIE_SUPPORT);
203
204 if (Validator.isNull(cookieSupport)) {
205 throw new CookieNotSupportedException();
206 }
207 }
208 }
209
210 public static final int MAX_AGE = 31536000;
211
212 public static final int VERSION = 0;
213
214 private static Log _log = LogFactoryUtil.getLog(CookieKeys.class);
215
216 }