| 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.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 public class ScreenNameGenerator {
39
40 public String generate(long companyId, long userId, String emailAddress)
41 throws Exception {
42
43 String screenName = StringUtil.extractFirst(
44 emailAddress, StringPool.AT).toLowerCase();
45
46 screenName = StringUtil.replace(
47 screenName,
48 new String[] {StringPool.SLASH, StringPool.UNDERLINE},
49 new String[] {StringPool.PERIOD, StringPool.PERIOD});
50
51 if (screenName.equals(ScreenNameValidator.CYRUS) ||
52 screenName.equals(ScreenNameValidator.POSTFIX)) {
53
54 screenName += StringPool.PERIOD + userId;
55 }
56
57 try {
58 UserLocalServiceUtil.getUserByScreenName(companyId, screenName);
59 }
60 catch (NoSuchUserException nsue) {
61 try {
62 GroupLocalServiceUtil.getFriendlyURLGroup(
63 companyId, StringPool.SLASH + screenName);
64 }
65 catch (NoSuchGroupException nsge) {
66 return screenName;
67 }
68 }
69
70 for (int i = 1;; i++) {
71 String tempScreenName = screenName + StringPool.PERIOD + i;
72
73 try {
74 UserLocalServiceUtil.getUserByScreenName(
75 companyId, tempScreenName);
76 }
77 catch (NoSuchUserException nsue) {
78 try {
79 GroupLocalServiceUtil.getFriendlyURLGroup(
80 companyId, StringPool.SLASH + tempScreenName);
81 }
82 catch (NoSuchGroupException nsge) {
83 screenName = tempScreenName;
84
85 break;
86 }
87 }
88 }
89
90 return screenName;
91 }
92
93 }