| ScreenNameGenerator.java |
1 /**
2 * Copyright (c) 2000-2008 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.security.auth;
24
25 import com.liferay.portal.NoSuchGroupException;
26 import com.liferay.portal.NoSuchUserException;
27 import com.liferay.portal.kernel.util.StringPool;
28 import com.liferay.portal.kernel.util.StringUtil;
29 import com.liferay.portal.service.GroupLocalServiceUtil;
30 import com.liferay.portal.service.UserLocalServiceUtil;
31
32 /**
33 * <a href="ScreenNameGenerator.java.html"><b><i>View Source</i></b></a>
34 *
35 * @author Brian Wing Shun Chan
36 * @author Alexander Chow
37 *
38 */
39 public class ScreenNameGenerator {
40
41 public String generate(long companyId, long userId, String emailAddress)
42 throws Exception {
43
44 String screenName = StringUtil.extractFirst(
45 emailAddress, StringPool.AT).toLowerCase();
46
47 screenName = StringUtil.replace(
48 screenName,
49 new String[] {StringPool.SLASH, StringPool.UNDERLINE},
50 new String[] {StringPool.PERIOD, StringPool.PERIOD});
51
52 if (screenName.equals(ScreenNameValidator.CYRUS) ||
53 screenName.equals(ScreenNameValidator.POSTFIX)) {
54
55 screenName += StringPool.PERIOD + userId;
56 }
57
58 try {
59 UserLocalServiceUtil.getUserByScreenName(companyId, screenName);
60 }
61 catch (NoSuchUserException nsue) {
62 try {
63 GroupLocalServiceUtil.getFriendlyURLGroup(
64 companyId, StringPool.SLASH + screenName);
65 }
66 catch (NoSuchGroupException nsge) {
67 return screenName;
68 }
69 }
70
71 for (int i = 1;; i++) {
72 String tempScreenName = screenName + StringPool.PERIOD + i;
73
74 try {
75 UserLocalServiceUtil.getUserByScreenName(
76 companyId, tempScreenName);
77 }
78 catch (NoSuchUserException nsue) {
79 try {
80 GroupLocalServiceUtil.getFriendlyURLGroup(
81 companyId, StringPool.SLASH + tempScreenName);
82 }
83 catch (NoSuchGroupException nsge) {
84 screenName = tempScreenName;
85
86 break;
87 }
88 }
89 }
90
91 return screenName;
92 }
93
94 }