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.servlet.BrowserSniffer;
28 import com.liferay.portal.kernel.util.GetterUtil;
29 import com.liferay.portal.kernel.util.Randomizer;
30 import com.liferay.portal.model.ColorScheme;
31 import com.liferay.portal.model.Layout;
32 import com.liferay.portal.model.Theme;
33 import com.liferay.portal.service.LayoutServiceUtil;
34 import com.liferay.portal.service.impl.ThemeLocalUtil;
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 RandomLookAndFeelAction 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
76 String requestURI = GetterUtil.getString(req.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 Randomizer randomizer = Randomizer.getInstance();
92
93 boolean wapTheme = BrowserSniffer.is_wap_xhtml(req);
94
95 List<Theme> themes = ThemeLocalUtil.getThemes(
96 themeDisplay.getCompanyId(), themeDisplay.getPortletGroupId(),
97 themeDisplay.getUserId(), wapTheme);
98
99 if (themes.size() > 0) {
100 Theme theme = themes.get(randomizer.nextInt(themes.size()));
101
102 List<ColorScheme> colorSchemes = theme.getColorSchemes();
103
104 ColorScheme colorScheme = colorSchemes.get(
105 randomizer.nextInt(colorSchemes.size()));
106
107 LayoutServiceUtil.updateLookAndFeel(
108 layout.getGroupId(), layout.isPrivateLayout(),
109 layout.getPlid(), theme.getThemeId(),
110 colorScheme.getColorSchemeId(), layout.getCss(), wapTheme);
111
112 themeDisplay.setLookAndFeel(theme, colorScheme);
113
114 req.setAttribute(WebKeys.THEME, theme);
115 req.setAttribute(WebKeys.COLOR_SCHEME, colorScheme);
116 }
117 }
118 catch (Exception e) {
119 _log.error(e, e);
120
121 throw new ActionException(e);
122 }
123 }
124
125 private static Log _log = LogFactory.getLog(RandomLookAndFeelAction.class);
126
127 }