| DoAsURLTagUtil.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.servlet.taglib.security;
24
25 import com.liferay.portal.kernel.util.HttpUtil;
26 import com.liferay.portal.kernel.util.Validator;
27 import com.liferay.portal.model.Company;
28 import com.liferay.portal.model.Group;
29 import com.liferay.portal.model.GroupConstants;
30 import com.liferay.portal.model.Layout;
31 import com.liferay.portal.service.GroupLocalServiceUtil;
32 import com.liferay.portal.theme.ThemeDisplay;
33 import com.liferay.portal.util.WebKeys;
34 import com.liferay.util.Encryptor;
35
36 import javax.servlet.http.HttpServletRequest;
37 import javax.servlet.jsp.JspException;
38 import javax.servlet.jsp.PageContext;
39 import javax.servlet.jsp.tagext.TagSupport;
40
41 /**
42 * <a href="DoAsURLTagUtil.java.html"><b><i>View Source</i></b></a>
43 *
44 * @author Brian Wing Shun Chan
45 *
46 */
47 public class DoAsURLTagUtil extends TagSupport {
48
49 public static String doEndTag(
50 long doAsUserId, String var, boolean writeOutput,
51 PageContext pageContext)
52 throws JspException {
53
54 try {
55 HttpServletRequest request =
56 (HttpServletRequest)pageContext.getRequest();
57
58 ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
59 WebKeys.THEME_DISPLAY);
60
61 Company company = themeDisplay.getCompany();
62 Layout layout = themeDisplay.getLayout();
63
64 Group guestGroup = GroupLocalServiceUtil.getGroup(
65 company.getCompanyId(), GroupConstants.GUEST);
66
67 String doAsURL =
68 guestGroup.getPathFriendlyURL(false, themeDisplay) +
69 guestGroup.getFriendlyURL();
70
71 if (doAsUserId <= 0) {
72 doAsUserId = company.getDefaultUser().getUserId();
73 }
74
75 String encDoAsUserId = Encryptor.encrypt(
76 company.getKeyObj(), String.valueOf(doAsUserId));
77
78 doAsURL = HttpUtil.addParameter(
79 doAsURL, "doAsUserId", encDoAsUserId);
80
81 if (Validator.isNotNull(var)) {
82 pageContext.setAttribute(var, doAsURL);
83 }
84 else if (writeOutput) {
85 pageContext.getOut().print(doAsURL);
86 }
87
88 return doAsURL;
89 }
90 catch (Exception e) {
91 throw new JspException(e);
92 }
93 }
94
95 }