1
22
23 package com.liferay.portal.events;
24
25 import com.liferay.portal.kernel.events.Action;
26 import com.liferay.portal.kernel.events.ActionException;
27 import com.liferay.portal.kernel.util.GetterUtil;
28 import com.liferay.portal.kernel.util.Randomizer;
29 import com.liferay.portal.model.Group;
30 import com.liferay.portal.model.Layout;
31 import com.liferay.portal.model.LayoutTypePortlet;
32 import com.liferay.portal.model.impl.GroupImpl;
33 import com.liferay.portal.service.GroupLocalServiceUtil;
34 import com.liferay.portal.service.LayoutLocalServiceUtil;
35 import com.liferay.portal.theme.ThemeDisplay;
36 import com.liferay.portal.util.PropsKeys;
37 import com.liferay.portal.util.PropsUtil;
38 import com.liferay.portal.util.WebKeys;
39
40 import java.util.List;
41
42 import javax.servlet.http.HttpServletRequest;
43 import javax.servlet.http.HttpServletResponse;
44
45 import org.apache.commons.logging.Log;
46 import org.apache.commons.logging.LogFactory;
47
48
54 public class RandomLayoutAction extends Action {
55
56 public void run(HttpServletRequest request, HttpServletResponse response)
57 throws ActionException {
58
59 try {
60
61
63 PropsUtil.set(PropsKeys.LAST_MODIFIED_CHECK, "false");
64
65
67 ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
68 WebKeys.THEME_DISPLAY);
69
70 if (!themeDisplay.isSignedIn()) {
71 return;
72 }
73
74
76 String requestURI = GetterUtil.getString(request.getRequestURI());
77
78 if (!requestURI.endsWith("/portal/layout")) {
79 return;
80 }
81
82
85 Layout layout = themeDisplay.getLayout();
86
87 if (layout == null) {
88 return;
89 }
90
91 Group generalGuestGroup = GroupLocalServiceUtil.getGroup(
92 themeDisplay.getCompanyId(), GroupImpl.GUEST);
93
94 List<Layout> layouts = LayoutLocalServiceUtil.getLayouts(
95 generalGuestGroup.getGroupId(), false);
96
97 if (layouts.size() > 0) {
98 Layout randomLayout = layouts.get(
99 Randomizer.getInstance().nextInt(layouts.size()));
100
101 themeDisplay.setLayout(randomLayout);
102 themeDisplay.setLayoutTypePortlet(
103 (LayoutTypePortlet)randomLayout.getLayoutType());
104
105 request.setAttribute(WebKeys.LAYOUT, randomLayout);
106 }
107 }
108 catch (Exception e) {
109 _log.error(e, e);
110
111 throw new ActionException(e);
112 }
113 }
114
115 private static Log _log = LogFactory.getLog(RandomLookAndFeelAction.class);
116
117 }