/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.wiki.navigation.web.internal.util;
import com.liferay.portal.kernel.util.Http;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.wiki.model.WikiNode;
import com.liferay.wiki.model.WikiPage;
import com.liferay.wiki.service.WikiPageServiceUtil;
import java.io.Serializable;
import java.util.LinkedList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.portlet.PortletURL;
/**
* @author Thiago Moreira
* @author Peter Shin
*/
public class MenuItem implements Serializable {
public static List<MenuItem> fromWikiNode(
long nodeId, int depth, PortletURL portletURL) {
List<WikiPage> wikiPages = null;
try {
wikiPages = WikiPageServiceUtil.getNodePages(
nodeId, WikiNavigationConstants.MAX_PAGES);
}
catch (Exception e) {
return new LinkedList<>();
}
return _fromWikiNode(wikiPages, 1, depth, portletURL);
}
public static List<MenuItem> fromWikiPage(
WikiPage wikiPage, PortletURL portletURL) {
return _fromWikiPage(wikiPage, portletURL);
}
public MenuItem() {
_children = new LinkedList<>();
}
public void addChild(MenuItem child) {
_children.add(child);
}
public void addChildren(List<MenuItem> children) {
_children.addAll(children);
}
public List<MenuItem> getChildren() {
return _children;
}
public boolean getExternalURL() {
return _externalURL;
}
public String getLabel() {
return _label;
}
public String getURL() {
return _url;
}
public void setChildren(List<MenuItem> children) {
_children = children;
}
public void setExternalURL(boolean externalURL) {
_externalURL = externalURL;
}
public void setLabel(String label) {
_label = label;
}
public void setURL(String url) {
_url = url;
}
private static List<MenuItem> _fromWikiNode(
List<WikiPage> wikiPages, int curDepth, int depth,
PortletURL portletURL) {
List<MenuItem> menuItems = new LinkedList<>();
for (WikiPage wikiPage : wikiPages) {
if ((wikiPage.fetchParentPage() != null) && (curDepth == 1)) {
continue;
}
String title = wikiPage.getTitle();
WikiNode wikiNode = wikiPage.getNode();
portletURL.setParameter(
"nodeId", String.valueOf(wikiNode.getNodeId()));
portletURL.setParameter("title", title);
MenuItem menuItem = new MenuItem();
menuItem.setLabel(title);
menuItem.setURL(portletURL.toString());
if ((depth >= curDepth) ||
(depth == WikiNavigationConstants.DEPTH_ALL)) {
List<MenuItem> children = _fromWikiNode(
wikiPage.getViewableChildPages(), curDepth + 1, depth,
portletURL);
menuItem.addChildren(children);
}
menuItems.add(menuItem);
}
return menuItems;
}
private static List<MenuItem> _fromWikiPage(
WikiPage wikiPage, PortletURL portletURL) {
List<MenuItem> menuItems = new LinkedList<>();
Matcher matcher = _pattern.matcher(wikiPage.getContent());
MenuItem menuItem = null;
while (matcher.find()) {
String title = matcher.group(3);
if (title != null) {
menuItem = new MenuItem();
menuItem.setLabel(title);
menuItems.add(menuItem);
}
if (menuItem == null) {
menuItem = new MenuItem();
menuItem.setLabel(StringPool.BLANK);
menuItems.add(menuItem);
}
String s = matcher.group(6);
if (s != null) {
MenuItem childMenuItem = new MenuItem();
int index = s.indexOf(StringPool.PIPE);
String label = null;
String url = null;
if (index != -1) {
label = s.substring(index + 1);
url = s.substring(0, index);
if (!url.startsWith(Http.HTTP)) {
long nodeId = wikiPage.getNodeId();
portletURL.setParameter("title", url);
portletURL.setParameter(
"nodeId", String.valueOf(nodeId));
url = portletURL.toString();
}
else {
childMenuItem.setExternalURL(true);
}
}
else {
label = s;
url = s;
if (!url.startsWith(Http.HTTP)) {
long nodeId = wikiPage.getNodeId();
portletURL.setParameter("title", url);
portletURL.setParameter(
"nodeId", String.valueOf(nodeId));
url = portletURL.toString();
}
}
childMenuItem.setLabel(label);
childMenuItem.setURL(url);
menuItem.addChild(childMenuItem);
}
}
return menuItems;
}
private static final Pattern _pattern = Pattern.compile(
"((==\\s((.)*)\\s==)*(\\Q[[\\E((.)*)\\Q]]\\E)*)*");
private List<MenuItem> _children;
private boolean _externalURL;
private String _label;
private String _url;
}