| ScreenNameGenerator.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.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.kernel.util.Validator;
30 import com.liferay.portal.service.GroupLocalServiceUtil;
31 import com.liferay.portal.service.UserLocalServiceUtil;
32
33 /**
34 * <a href="ScreenNameGenerator.java.html"><b><i>View Source</i></b></a>
35 *
36 * @author Brian Wing Shun Chan
37 * @author Alexander Chow
38 *
39 */
40 public class ScreenNameGenerator {
41
42 public String generate(long companyId, long userId, String emailAddress)
43 throws Exception {
44
45 String screenName = null;
46
47 if (Validator.isNotNull(emailAddress)) {
48 screenName = StringUtil.extractFirst(
49 emailAddress, StringPool.AT).toLowerCase();
50
51 screenName = StringUtil.replace(
52 screenName,
53 new String[] {StringPool.SLASH, StringPool.UNDERLINE},
54 new String[] {StringPool.PERIOD, StringPool.PERIOD});
55
56 if (screenName.equals(ScreenNameValidator.CYRUS) ||
57 screenName.equals(ScreenNameValidator.POSTFIX)) {
58
59 screenName += StringPool.PERIOD + userId;
60 }
61 }
62 else {
63 screenName = String.valueOf(userId);
64 }
65
66 try {
67 UserLocalServiceUtil.getUserByScreenName(companyId, screenName);
68 }
69 catch (NoSuchUserException nsue) {
70 try {
71 GroupLocalServiceUtil.getFriendlyURLGroup(
72 companyId, StringPool.SLASH + screenName);
73 }
74 catch (NoSuchGroupException nsge) {
75 return screenName;
76 }
77 }
78
79 for (int i = 1;; i++) {
80 String tempScreenName = screenName + StringPool.PERIOD + i;
81
82 try {
83 UserLocalServiceUtil.getUserByScreenName(
84 companyId, tempScreenName);
85 }
86 catch (NoSuchUserException nsue) {
87 try {
88 GroupLocalServiceUtil.getFriendlyURLGroup(
89 companyId, StringPool.SLASH + tempScreenName);
90 }
91 catch (NoSuchGroupException nsge) {
92 screenName = tempScreenName;
93
94 break;
95 }
96 }
97 }
98
99 return screenName;
100 }
101
102 }