| ScreenNameGenerator.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights 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 public class ScreenNameGenerator {
40
41 public String generate(long companyId, long userId, String emailAddress)
42 throws Exception {
43
44 String screenName = null;
45
46 if (Validator.isNotNull(emailAddress)) {
47 screenName = StringUtil.extractFirst(
48 emailAddress, StringPool.AT).toLowerCase();
49
50 screenName = StringUtil.replace(
51 screenName,
52 new String[] {StringPool.SLASH, StringPool.UNDERLINE},
53 new String[] {StringPool.PERIOD, StringPool.PERIOD});
54
55 if (screenName.equals(ScreenNameValidator.CYRUS) ||
56 screenName.equals(ScreenNameValidator.POSTFIX)) {
57
58 screenName += StringPool.PERIOD + userId;
59 }
60 }
61 else {
62 screenName = String.valueOf(userId);
63 }
64
65 try {
66 UserLocalServiceUtil.getUserByScreenName(companyId, screenName);
67 }
68 catch (NoSuchUserException nsue) {
69 try {
70 GroupLocalServiceUtil.getFriendlyURLGroup(
71 companyId, StringPool.SLASH + screenName);
72 }
73 catch (NoSuchGroupException nsge) {
74 return screenName;
75 }
76 }
77
78 for (int i = 1;; i++) {
79 String tempScreenName = screenName + StringPool.PERIOD + i;
80
81 try {
82 UserLocalServiceUtil.getUserByScreenName(
83 companyId, tempScreenName);
84 }
85 catch (NoSuchUserException nsue) {
86 try {
87 GroupLocalServiceUtil.getFriendlyURLGroup(
88 companyId, StringPool.SLASH + tempScreenName);
89 }
90 catch (NoSuchGroupException nsge) {
91 screenName = tempScreenName;
92
93 break;
94 }
95 }
96 }
97
98 return screenName;
99 }
100
101 }