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/*
* Copyright (c) 2010, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.jersey.message.internal;
import java.text.ParseException;
import java.util.Date;
import java.util.LinkedHashMap;
import java.util.Locale;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.ws.rs.core.Cookie;
import javax.ws.rs.core.NewCookie;
import org.glassfish.jersey.internal.LocalizationMessages;
/**
* Cookies parser.
*
* @author Marc Hadley
* @author Marek Potociar
*/
public class CookiesParser {
private static final Logger LOGGER = Logger.getLogger(CookiesParser.class.getName());
private static class MutableCookie {
String name;
String value;
int version = Cookie.DEFAULT_VERSION;
String path = null;
String domain = null;
public MutableCookie(String name, String value) {
this.name = name;
this.value = value;
}
public Cookie getImmutableCookie() {
return new Cookie(name, value, path, domain, version);
}
}
public static Map parseCookies(String header) {
String bites[] = header.split("[;,]");
Map cookies = new LinkedHashMap();
int version = 0;
MutableCookie cookie = null;
for (String bite : bites) {
String crumbs[] = bite.split("=", 2);
String name = crumbs.length > 0 ? crumbs[0].trim() : "";
String value = crumbs.length > 1 ? crumbs[1].trim() : "";
if (value.startsWith("\"") && value.endsWith("\"") && value.length() > 1) {
value = value.substring(1, value.length() - 1);
}
if (!name.startsWith("$")) {
checkSimilarCookieName(cookies, cookie);
cookie = new MutableCookie(name, value);
cookie.version = version;
} else if (name.startsWith("$Version")) {
version = Integer.parseInt(value);
} else if (name.startsWith("$Path") && cookie != null) {
cookie.path = value;
} else if (name.startsWith("$Domain") && cookie != null) {
cookie.domain = value;
}
}
checkSimilarCookieName(cookies, cookie);
return cookies;
}
/**
* Check if a cookie with identical name had been parsed.
* If yes, the one with the longest string will be kept
* @param cookies : Map of cookies
* @param cookie : Cookie to be checked
*/
private static void checkSimilarCookieName(Map cookies, MutableCookie cookie) {
if (cookie != null) {
if (cookies.containsKey(cookie.name)){
if (cookie.value.length() > cookies.get(cookie.name).getValue().length()){
cookies.put(cookie.name, cookie.getImmutableCookie());
}
} else {
cookies.put(cookie.name, cookie.getImmutableCookie());
}
}
}
public static Cookie parseCookie(String header) {
Map cookies = parseCookies(header);
return cookies.entrySet().iterator().next().getValue();
}
private static class MutableNewCookie {
String name = null;
String value = null;
String path = null;
String domain = null;
int version = Cookie.DEFAULT_VERSION;
String comment = null;
int maxAge = NewCookie.DEFAULT_MAX_AGE;
boolean secure = false;
boolean httpOnly = false;
Date expiry = null;
public MutableNewCookie(String name, String value) {
this.name = name;
this.value = value;
}
public NewCookie getImmutableNewCookie() {
return new NewCookie(name, value, path, domain, version, comment, maxAge, expiry, secure, httpOnly);
}
}
public static NewCookie parseNewCookie(String header) {
String bites[] = header.split("[;,]");
MutableNewCookie cookie = null;
for (int i = 0; i < bites.length; i++) {
String crumbs[] = bites[i].split("=", 2);
String name = crumbs.length > 0 ? crumbs[0].trim() : "";
String value = crumbs.length > 1 ? crumbs[1].trim() : "";
if (value.startsWith("\"") && value.endsWith("\"") && value.length() > 1) {
value = value.substring(1, value.length() - 1);
}
if (cookie == null) {
cookie = new MutableNewCookie(name, value);
} else {
final String param = name.toLowerCase(Locale.ROOT);
if (param.startsWith("comment")) {
cookie.comment = value;
} else if (param.startsWith("domain")) {
cookie.domain = value;
} else if (param.startsWith("max-age")) {
cookie.maxAge = Integer.parseInt(value);
} else if (param.startsWith("path")) {
cookie.path = value;
} else if (param.startsWith("secure")) {
cookie.secure = true;
} else if (param.startsWith("version")) {
cookie.version = Integer.parseInt(value);
} else if (param.startsWith("httponly")) {
cookie.httpOnly = true;
} else if (param.startsWith("expires")) {
try {
cookie.expiry = HttpDateFormat.readDate(value + ", " + bites[++i]);
} catch (ParseException e) {
LOGGER.log(Level.FINE, LocalizationMessages.ERROR_NEWCOOKIE_EXPIRES(value), e);
}
}
}
}
return cookie.getImmutableNewCookie();
}
/**
* Prevents instantiation.
*/
private CookiesParser() {
}
}