1
19
20 package com.liferay.portal.security.auth;
21
22 import com.liferay.portal.NoSuchGroupException;
23 import com.liferay.portal.NoSuchUserException;
24 import com.liferay.portal.kernel.util.StringPool;
25 import com.liferay.portal.kernel.util.StringUtil;
26 import com.liferay.portal.service.GroupLocalServiceUtil;
27 import com.liferay.portal.service.UserLocalServiceUtil;
28
29
36 public class ScreenNameGenerator {
37
38 public String generate(long companyId, long userId, String emailAddress)
39 throws Exception {
40
41 String screenName = StringUtil.extractFirst(
42 emailAddress, StringPool.AT).toLowerCase();
43
44 screenName = StringUtil.replace(
45 screenName,
46 new String[] {StringPool.SLASH, StringPool.UNDERLINE},
47 new String[] {StringPool.PERIOD, StringPool.PERIOD});
48
49 if (screenName.equals(ScreenNameValidator.CYRUS) ||
50 screenName.equals(ScreenNameValidator.POSTFIX)) {
51
52 screenName += StringPool.PERIOD + userId;
53 }
54
55 try {
56 UserLocalServiceUtil.getUserByScreenName(companyId, screenName);
57 }
58 catch (NoSuchUserException nsue) {
59 try {
60 GroupLocalServiceUtil.getFriendlyURLGroup(
61 companyId, StringPool.SLASH + screenName);
62 }
63 catch (NoSuchGroupException nsge) {
64 return screenName;
65 }
66 }
67
68 for (int i = 1;; i++) {
69 String tempScreenName = screenName + StringPool.PERIOD + i;
70
71 try {
72 UserLocalServiceUtil.getUserByScreenName(
73 companyId, tempScreenName);
74 }
75 catch (NoSuchUserException nsue) {
76 try {
77 GroupLocalServiceUtil.getFriendlyURLGroup(
78 companyId, StringPool.SLASH + tempScreenName);
79 }
80 catch (NoSuchGroupException nsge) {
81 screenName = tempScreenName;
82
83 break;
84 }
85 }
86 }
87
88 return screenName;
89 }
90
91 }