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.impl.LayoutTemplateLocalUtil;
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 config,
62 RenderRequest req, RenderResponse res)
63 throws Exception {
64
65 ThemeDisplay themeDisplay = (ThemeDisplay)req.getAttribute(
66 WebKeys.THEME_DISPLAY);
67
68 Portlet portlet = (Portlet)req.getAttribute(WebKeys.RENDER_PORTLET);
69
70 PortletPreferences prefs =
71 PortletPreferencesFactoryUtil.getPortletSetup(
72 req, portlet.getPortletId());
73
74 String layoutTemplateId = prefs.getValue(
75 "layout-template-id",
76 PropsValues.NESTED_PORTLETS_LAYOUT_TEMPLATE_DEFAULT);
77
78 String content = StringPool.BLANK;
79
80 if (Validator.isNotNull(layoutTemplateId)) {
81 Theme theme = themeDisplay.getTheme();
82
83 LayoutTemplate layoutTemplate =
84 LayoutTemplateLocalUtil.getLayoutTemplate(
85 layoutTemplateId, false, theme.getThemeId());
86
87 content = renameTemplateColumnsAndIds(
88 layoutTemplate.getContent(), portlet);
89 }
90
91 req.setAttribute(WebKeys.LAYOUT_TEMPLATE_CONTENT, content);
92
93 return mapping.findForward("portlet.nested_portlets.view");
94 }
95
96 protected String renameTemplateColumnsAndIds(
97 String content, Portlet portlet) {
98
99 Matcher m = _searchColumnsAndIdsPattern.matcher(content);
100
101 Set<String> columnIds = new HashSet<String>();
102
103 while (m.find()) {
104 if (Validator.isNotNull(m.group(1))) {
105 columnIds.add(m.group(1));
106 }
107
108 if (Validator.isNotNull(m.group(2))) {
109 columnIds.add(m.group(2));
110 }
111 }
112
113 for (String columnId : columnIds) {
114 if (columnId.indexOf(portlet.getPortletId()) == -1) {
115 content = content.replaceAll(
116 columnId, portlet.getPortletId() + "_" + columnId);
117 }
118 }
119
120 return content;
121 }
122
123 private static final Pattern _searchColumnsAndIdsPattern = Pattern.compile(
124 "processColumn[(]\"(.*?)\"[)]|[<].*?id=[\"']([^ ]*?)[\"'].*?[>]",
125 Pattern.DOTALL);
126
127 }