/*
* Copyright 2015-Present Entando Inc. (http://www.entando.com) 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.agiletec.apsadmin.portal.helper;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.servlet.http.HttpServletRequest;
import org.entando.entando.aps.system.services.actionlog.model.ActivityStreamInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.agiletec.aps.system.common.tree.ITreeNode;
import com.agiletec.aps.system.common.tree.TreeNode;
import com.agiletec.aps.system.exception.ApsSystemException;
import com.agiletec.aps.system.services.baseconfig.ConfigInterface;
import com.agiletec.aps.system.services.group.Group;
import com.agiletec.aps.system.services.lang.Lang;
import com.agiletec.aps.system.services.page.IPage;
import com.agiletec.aps.system.services.page.IPageManager;
import com.agiletec.aps.system.services.page.PageUtilizer;
import com.agiletec.aps.system.services.role.Permission;
import com.agiletec.aps.util.ApsWebApplicationUtils;
import com.agiletec.apsadmin.portal.AbstractPortalAction;
import com.agiletec.apsadmin.system.TreeNodeBaseActionHelper;
/**
* Classe Helper per la gestione pagine.
* @author E.Santoboni
*/
public class PageActionHelper extends TreeNodeBaseActionHelper implements IPageActionHelper {
private static final Logger _logger = LoggerFactory.getLogger(PageActionHelper.class);
@Override
public Map getReferencingObjects(IPage page, HttpServletRequest request) throws ApsSystemException {
Map<String, List> references = new HashMap<String, List>();
try {
String[] defNames = ApsWebApplicationUtils.getWebApplicationContext(request).getBeanNamesForType(PageUtilizer.class);
for (int i = 0; i < defNames.length; i++) {
Object service = null;
try {
service = ApsWebApplicationUtils.getWebApplicationContext(request).getBean(defNames[i]);
} catch (Throwable t) {
_logger.error("error in hasReferencingObjects", t);
service = null;
}
if (service != null) {
PageUtilizer pageUtilizer = (PageUtilizer) service;
List utilizers = pageUtilizer.getPageUtilizers(page.getCode());
if (utilizers != null && !utilizers.isEmpty()) {
references.put(pageUtilizer.getName() + "Utilizers", utilizers);
}
}
}
} catch (Throwable t) {
throw new ApsSystemException("Error extracting Referencing Objects", t);
}
return references;
}
@Override
public ITreeNode getAllowedTreeRoot(Collection<String> groupCodes) throws ApsSystemException {
return this.getAllowedTreeRoot(groupCodes, false);
}
@Override
public ITreeNode getAllowedTreeRoot(Collection<String> groupCodes, boolean alsoFreeViewPages) throws ApsSystemException {
ITreeNode root = null;
if (groupCodes.contains(Group.ADMINS_GROUP_NAME)) {
root = this.getRoot();
} else {
IPage pageRoot = (IPage) this.getRoot();
if (groupCodes.contains(Group.FREE_GROUP_NAME)
|| (alsoFreeViewPages && null != pageRoot.getExtraGroups() && pageRoot.getExtraGroups().contains(Group.FREE_GROUP_NAME))) {
root = new TreeNode();
this.fillTreeNode((TreeNode) root, null, this.getRoot());
} else {
root = this.getVirtualRoot();
}
this.addTreeWrapper((TreeNode) root, null, pageRoot, groupCodes, alsoFreeViewPages);
}
return root;
}
private void addTreeWrapper(TreeNode currentNode, TreeNode parent, IPage currentTreeNode, Collection<String> groupCodes, boolean alsoFreeViewPages) {
IPage[] children = currentTreeNode.getChildren();
for (int i = 0; i < children.length; i++) {
IPage newCurrentTreeNode = children[i];
if (this.isPageAllowed(newCurrentTreeNode, groupCodes, alsoFreeViewPages)) {
TreeNode newNode = new TreeNode();
this.fillTreeNode(newNode, currentNode, newCurrentTreeNode);
currentNode.addChild(newNode);
this.addTreeWrapper(newNode, currentNode, newCurrentTreeNode, groupCodes, alsoFreeViewPages);
} else {
this.addTreeWrapper(currentNode, currentNode, newCurrentTreeNode, groupCodes, alsoFreeViewPages);
}
}
}
/**
* Metodo a servizio della costruzione dell'albero delle pagine.
* Nel caso che l'utente corrente non sia abilitato alla visualizzazione del nodo
* root, fornisce un nodo "virtuale" nel quale inserire gli eventuali nodi visibili.
* @return Il nodo root virtuale.
*/
private TreeNode getVirtualRoot() {
TreeNode virtualRoot = new TreeNode();
virtualRoot.setCode(AbstractPortalAction.VIRTUAL_ROOT_CODE);
List<Lang> langs = this.getLangManager().getLangs();
for (int i = 0; i < langs.size(); i++) {
Lang lang = langs.get(i);
virtualRoot.setTitle(lang.getCode(), "ROOT");
}
return virtualRoot;
}
@Override
protected void buildCheckNodes(ITreeNode treeNode, Set<String> checkNodes, Collection<String> groupCodes) {
checkNodes.add(treeNode.getCode());
ITreeNode parent = treeNode.getParent();
if (parent == null) {
return;
}
IPage page = this.getPageManager().getPage(parent.getCode());
if (!this.isPageAllowed(page, groupCodes, false)) {
checkNodes.add(AbstractPortalAction.VIRTUAL_ROOT_CODE);
return;
}
if (parent.getParent() != null
&& !parent.getCode().equals(treeNode.getCode())) {
this.buildCheckNodes(parent, checkNodes, groupCodes);
}
}
private boolean isPageAllowed(IPage page, Collection<String> groupCodes, boolean alsoFreeViewPages) {
if (page == null) {
return false;
}
String pageGroup = page.getGroup();
Collection<String> extraGroups = page.getExtraGroups();
boolean isAuth = (groupCodes.contains(pageGroup) || groupCodes.contains(Group.ADMINS_GROUP_NAME))
|| (alsoFreeViewPages && null != extraGroups && extraGroups.contains(Group.FREE_GROUP_NAME));
return isAuth;
}
@Override
protected boolean isNodeAllowed(String code, Collection<String> groupCodes) {
if (null != code && code.equals(AbstractPortalAction.VIRTUAL_ROOT_CODE)) {
return true;
}
IPage page = this.getPageManager().getPage(code);
return this.isPageAllowed(page, groupCodes, false);
}
@Override
protected ITreeNode getTreeNode(String code) {
if (AbstractPortalAction.VIRTUAL_ROOT_CODE.equals(code)) {
return this.getVirtualRoot();
}
return this.getPageManager().getPage(code);
}
@Override
protected ITreeNode getRoot() {
return (ITreeNode) this.getPageManager().getRoot();
}
@Override
public ActivityStreamInfo createActivityStreamInfo(IPage page,
int strutsAction, boolean addLink, String entryPageAction) {
ActivityStreamInfo asi = this.createBaseActivityStreamInfo(page, strutsAction, addLink);
if (addLink) {
asi.setLinkNamespace("/do/Page");
asi.setLinkActionName(entryPageAction);
asi.addLinkParameter("selectedNode", page.getCode());
}
return asi;
}
@Override
public ActivityStreamInfo createConfigFrameActivityStreamInfo(IPage page,
int framePos, int strutsAction, boolean addLink) {
ActivityStreamInfo asi = this.createBaseActivityStreamInfo(page, strutsAction, addLink);
if (addLink) {
asi.setLinkNamespace("/do/Page");
asi.setLinkActionName("editFrame");
asi.addLinkParameter("pageCode", page.getCode());
asi.addLinkParameter("frame", String.valueOf(framePos));
}
return asi;
}
private ActivityStreamInfo createBaseActivityStreamInfo(IPage page, int strutsAction, boolean addLink) {
ActivityStreamInfo asi = new ActivityStreamInfo();
asi.setActionType(strutsAction);
asi.setObjectTitles(page.getTitles());
List<String> groupCodes = new ArrayList<String>();
groupCodes.add(page.getGroup());
if (null != page.getExtraGroups()) {
groupCodes.addAll(page.getExtraGroups());
}
asi.setGroups(groupCodes);
if (addLink) {
asi.setLinkAuthGroup(page.getGroup());
asi.setLinkAuthPermission(Permission.MANAGE_PAGES);
}
return asi;
}
protected IPageManager getPageManager() {
return _pageManager;
}
public void setPageManager(IPageManager pageManager) {
this._pageManager = pageManager;
}
protected ConfigInterface getConfigService() {
return _configService;
}
public void setConfigService(ConfigInterface configService) {
this._configService = configService;
}
private IPageManager _pageManager;
private ConfigInterface _configService;
}