| DoAsURLTagUtil.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * The contents of this file are subject to the terms of the Liferay Enterprise
5 * Subscription License ("License"). You may not use this file except in
6 * compliance with the License. You can obtain a copy of the License by
7 * contacting Liferay, Inc. See the License for the specific language governing
8 * permissions and limitations under the License, including but not limited to
9 * distribution rights of the Software.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17 * SOFTWARE.
18 */
19
20 package com.liferay.portal.servlet.taglib.security;
21
22 import com.liferay.portal.kernel.util.HttpUtil;
23 import com.liferay.portal.kernel.util.Validator;
24 import com.liferay.portal.model.Company;
25 import com.liferay.portal.model.Layout;
26 import com.liferay.portal.theme.ThemeDisplay;
27 import com.liferay.portal.util.PortalUtil;
28 import com.liferay.portal.util.WebKeys;
29 import com.liferay.util.Encryptor;
30
31 import javax.servlet.http.HttpServletRequest;
32 import javax.servlet.jsp.JspException;
33 import javax.servlet.jsp.PageContext;
34 import javax.servlet.jsp.tagext.TagSupport;
35
36 /**
37 * <a href="DoAsURLTagUtil.java.html"><b><i>View Source</i></b></a>
38 *
39 * @author Brian Wing Shun Chan
40 *
41 */
42 public class DoAsURLTagUtil extends TagSupport {
43
44 public static String doEndTag(
45 long doAsUserId, String var, boolean writeOutput,
46 PageContext pageContext)
47 throws JspException {
48
49 try {
50 HttpServletRequest request =
51 (HttpServletRequest)pageContext.getRequest();
52
53 ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
54 WebKeys.THEME_DISPLAY);
55
56 Company company = themeDisplay.getCompany();
57 Layout layout = themeDisplay.getLayout();
58
59 String doAsURL = PortalUtil.getLayoutURL(
60 layout, themeDisplay, false);
61
62 if (doAsUserId <= 0) {
63 doAsUserId = company.getDefaultUser().getUserId();
64 }
65
66 String encDoAsUserId = Encryptor.encrypt(
67 company.getKeyObj(), String.valueOf(doAsUserId));
68
69 doAsURL = HttpUtil.addParameter(
70 doAsURL, "doAsUserId", encDoAsUserId);
71
72 if (Validator.isNotNull(var)) {
73 pageContext.setAttribute(var, doAsURL);
74 }
75 else if (writeOutput) {
76 pageContext.getOut().print(doAsURL);
77 }
78
79 return doAsURL;
80 }
81 catch (Exception e) {
82 throw new JspException(e);
83 }
84 }
85
86 }