1
22
23 package com.liferay.portlet.nestedportlets.action;
24
25 import com.liferay.portal.kernel.util.StringPool;
26 import com.liferay.portal.kernel.util.Validator;
27 import com.liferay.portal.model.LayoutTemplate;
28 import com.liferay.portal.model.Portlet;
29 import com.liferay.portal.model.Theme;
30 import com.liferay.portal.service.LayoutTemplateLocalServiceUtil;
31 import com.liferay.portal.struts.PortletAction;
32 import com.liferay.portal.theme.ThemeDisplay;
33 import com.liferay.portal.util.PropsValues;
34 import com.liferay.portal.util.WebKeys;
35 import com.liferay.portlet.PortletPreferencesFactoryUtil;
36
37 import java.util.HashSet;
38 import java.util.Set;
39 import java.util.regex.Matcher;
40 import java.util.regex.Pattern;
41
42 import javax.portlet.PortletConfig;
43 import javax.portlet.PortletPreferences;
44 import javax.portlet.RenderRequest;
45 import javax.portlet.RenderResponse;
46
47 import org.apache.struts.action.ActionForm;
48 import org.apache.struts.action.ActionForward;
49 import org.apache.struts.action.ActionMapping;
50
51
58 public class ViewAction extends PortletAction {
59
60 public ActionForward render(
61 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
62 RenderRequest renderRequest, RenderResponse renderResponse)
63 throws Exception {
64
65 ThemeDisplay themeDisplay = (ThemeDisplay)renderRequest.getAttribute(
66 WebKeys.THEME_DISPLAY);
67
68 Portlet portlet = (Portlet)renderRequest.getAttribute(
69 WebKeys.RENDER_PORTLET);
70
71 PortletPreferences prefs =
72 PortletPreferencesFactoryUtil.getPortletSetup(
73 renderRequest, portlet.getPortletId());
74
75 String layoutTemplateId = prefs.getValue(
76 "layout-template-id",
77 PropsValues.NESTED_PORTLETS_LAYOUT_TEMPLATE_DEFAULT);
78
79 String content = StringPool.BLANK;
80
81 if (Validator.isNotNull(layoutTemplateId)) {
82 Theme theme = themeDisplay.getTheme();
83
84 LayoutTemplate layoutTemplate =
85 LayoutTemplateLocalServiceUtil.getLayoutTemplate(
86 layoutTemplateId, false, theme.getThemeId());
87
88 content = renameTemplateColumnsAndIds(
89 layoutTemplate.getContent(), portlet);
90 }
91
92 renderRequest.setAttribute(WebKeys.LAYOUT_TEMPLATE_CONTENT, content);
93
94 return mapping.findForward("portlet.nested_portlets.view");
95 }
96
97 protected String renameTemplateColumnsAndIds(
98 String content, Portlet portlet) {
99
100 Matcher matcher = _pattern.matcher(content);
101
102 Set<String> columnIds = new HashSet<String>();
103
104 while (matcher.find()) {
105 if (Validator.isNotNull(matcher.group(1))) {
106 columnIds.add(matcher.group(1));
107 }
108
109 if (Validator.isNotNull(matcher.group(2))) {
110 columnIds.add(matcher.group(2));
111 }
112 }
113
114 for (String columnId : columnIds) {
115 if (columnId.indexOf(portlet.getPortletId()) == -1) {
116 content = content.replaceAll(
117 columnId, portlet.getPortletId() + "_" + columnId);
118 }
119 }
120
121 return content;
122 }
123
124 private static Pattern _pattern = Pattern.compile(
125 "processColumn[(]\"(.*?)\"[)]|[<].*?id=[\"']([^ ]*?)[\"'].*?[>]",
126 Pattern.DOTALL);
127
128 }