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