1
14
15 package com.liferay.portlet.nestedportlets.action;
16
17 import com.liferay.portal.kernel.log.Log;
18 import com.liferay.portal.kernel.log.LogFactoryUtil;
19 import com.liferay.portal.kernel.util.ArrayUtil;
20 import com.liferay.portal.kernel.util.StringPool;
21 import com.liferay.portal.kernel.util.StringUtil;
22 import com.liferay.portal.kernel.util.UnicodeProperties;
23 import com.liferay.portal.kernel.util.Validator;
24 import com.liferay.portal.model.Layout;
25 import com.liferay.portal.model.LayoutTemplate;
26 import com.liferay.portal.model.LayoutTemplateConstants;
27 import com.liferay.portal.model.LayoutTypePortletConstants;
28 import com.liferay.portal.model.Portlet;
29 import com.liferay.portal.model.Theme;
30 import com.liferay.portal.service.LayoutLocalServiceUtil;
31 import com.liferay.portal.service.LayoutTemplateLocalServiceUtil;
32 import com.liferay.portal.struts.PortletAction;
33 import com.liferay.portal.theme.ThemeDisplay;
34 import com.liferay.portal.util.PropsValues;
35 import com.liferay.portal.util.WebKeys;
36 import com.liferay.portlet.PortletPreferencesFactoryUtil;
37
38 import java.util.Collection;
39 import java.util.HashMap;
40 import java.util.Map;
41 import java.util.regex.Matcher;
42 import java.util.regex.Pattern;
43
44 import javax.portlet.PortletConfig;
45 import javax.portlet.PortletPreferences;
46 import javax.portlet.RenderRequest;
47 import javax.portlet.RenderResponse;
48
49 import org.apache.struts.action.ActionForm;
50 import org.apache.struts.action.ActionForward;
51 import org.apache.struts.action.ActionMapping;
52
53
61 public class ViewAction extends PortletAction {
62
63 public ActionForward render(
64 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
65 RenderRequest renderRequest, RenderResponse renderResponse)
66 throws Exception {
67
68 ThemeDisplay themeDisplay = (ThemeDisplay)renderRequest.getAttribute(
69 WebKeys.THEME_DISPLAY);
70
71 Portlet portlet = (Portlet)renderRequest.getAttribute(
72 WebKeys.RENDER_PORTLET);
73
74 PortletPreferences preferences =
75 PortletPreferencesFactoryUtil.getPortletSetup(
76 renderRequest, portlet.getPortletId());
77
78 String layoutTemplateId = preferences.getValue(
79 "layout-template-id",
80 PropsValues.NESTED_PORTLETS_LAYOUT_TEMPLATE_DEFAULT);
81
82 String velocityTemplateId = StringPool.BLANK;
83 String velocityTemplateContent = StringPool.BLANK;
84
85 Map<String, String> columnIds = new HashMap<String, String>();
86
87 if (Validator.isNotNull(layoutTemplateId)) {
88 Theme theme = themeDisplay.getTheme();
89
90 LayoutTemplate layoutTemplate =
91 LayoutTemplateLocalServiceUtil.getLayoutTemplate(
92 layoutTemplateId, false, theme.getThemeId());
93
94 String content = layoutTemplate.getContent();
95
96 Matcher processColumnMatcher = _processColumnPattern.matcher(
97 content);
98
99 while (processColumnMatcher.find()) {
100 String columnId = processColumnMatcher.group(2);
101
102 if (Validator.isNotNull(columnId)) {
103 columnIds.put(
104 columnId,
105 renderResponse.getNamespace() + StringPool.UNDERLINE +
106 columnId);
107 }
108 }
109
110 processColumnMatcher.reset();
111
112 content = processColumnMatcher.replaceAll("$1\\${$2}$3");
113
114 velocityTemplateId =
115 theme.getThemeId() + LayoutTemplateConstants.CUSTOM_SEPARATOR +
116 layoutTemplateId;
117
118 Matcher columnIdMatcher = _columnIdPattern.matcher(content);
119
120 velocityTemplateContent = columnIdMatcher.replaceAll(
121 "$1" + renderResponse.getNamespace() + "$2$3");
122 }
123
124 checkLayout(themeDisplay.getLayout(), columnIds.values());
125
126 renderRequest.setAttribute(
127 WebKeys.NESTED_PORTLET_VELOCITY_TEMPLATE_ID, velocityTemplateId);
128 renderRequest.setAttribute(
129 WebKeys.NESTED_PORTLET_VELOCITY_TEMPLATE_CONTENT,
130 velocityTemplateContent);
131
132 Map<String, Object> vmVariables =
133 (Map<String, Object>)renderRequest.getAttribute(
134 WebKeys.VM_VARIABLES);
135
136 if (vmVariables != null) {
137 vmVariables.putAll(columnIds);
138 }
139 else {
140 renderRequest.setAttribute(WebKeys.VM_VARIABLES, columnIds);
141 }
142
143 return mapping.findForward("portlet.nested_portlets.view");
144 }
145
146 protected void checkLayout(Layout layout, Collection<String> columnIds) {
147 UnicodeProperties properties = layout.getTypeSettingsProperties();
148
149 String[] layoutColumnIds = StringUtil.split(
150 properties.get(LayoutTypePortletConstants.NESTED_COLUMN_IDS));
151
152 boolean updateColumnIds = false;
153
154 for (String columnId : columnIds) {
155 String portletIds = properties.getProperty(columnId);
156
157 if (Validator.isNotNull(portletIds) &&
158 !ArrayUtil.contains(layoutColumnIds, columnId)) {
159
160 layoutColumnIds = ArrayUtil.append(layoutColumnIds, columnId);
161
162 updateColumnIds = true;
163 }
164 }
165
166 if (updateColumnIds) {
167 properties.setProperty(
168 LayoutTypePortletConstants.NESTED_COLUMN_IDS,
169 StringUtil.merge(layoutColumnIds));
170
171 layout.setTypeSettingsProperties(properties);
172
173 try {
174 LayoutLocalServiceUtil.updateLayout(
175 layout.getGroupId(), layout.isPrivateLayout(),
176 layout.getLayoutId(), layout.getTypeSettings());
177 }
178 catch (Exception e) {
179 if (_log.isWarnEnabled()) {
180 _log.warn(e, e);
181 }
182 }
183 }
184 }
185
186 private static Log _log = LogFactoryUtil.getLog(ViewAction.class);
187
188 private static Pattern _columnIdPattern = Pattern.compile(
189 "([<].*?id=[\"'])([^ ]*?)([\"'].*?[>])", Pattern.DOTALL);
190 private static Pattern _processColumnPattern = Pattern.compile(
191 "(processColumn[(]\")(.*?)(\"[)])", Pattern.DOTALL);
192
193 }