/*
*
* @file AdminNavigatorView.java
*
* Copyright (C) 2006-2009 Tensegrity Software GmbH
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (Version 2) as published
* by the Free Software Foundation at http://www.gnu.org/copyleft/gpl.html.
*
* This program 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 General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*
* If you are developing and distributing open source applications under the
* GPL License, then you are free to use JPalo Modules under the GPL License. For OEMs,
* ISVs, and VARs who distribute JPalo Modules with their products, and do not license
* and distribute their source code under the GPL, Tensegrity provides a flexible
* OEM Commercial License.
*
* @author Philipp Bouillon <Philipp.Bouillon@tensegrity-software.com>
*
* @version $Id: AdminNavigatorView.java,v 1.35 2010/03/02 08:59:12 PhilippBouillon Exp $
*
*/
/*
* (c) Tensegrity Software 2008
* All rights reserved
*/
package com.tensegrity.wpalo.client.ui.mvc.admin;
import java.util.List;
import com.extjs.gxt.ui.client.Events;
import com.extjs.gxt.ui.client.Registry;
import com.extjs.gxt.ui.client.Style.Scroll;
import com.extjs.gxt.ui.client.binder.TreeBinder;
import com.extjs.gxt.ui.client.data.BaseTreeLoader;
import com.extjs.gxt.ui.client.data.ModelData;
import com.extjs.gxt.ui.client.data.ModelStringProvider;
import com.extjs.gxt.ui.client.data.TreeLoader;
import com.extjs.gxt.ui.client.event.BaseEvent;
import com.extjs.gxt.ui.client.event.ComponentEvent;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.event.SelectionChangedEvent;
import com.extjs.gxt.ui.client.event.SelectionChangedListener;
import com.extjs.gxt.ui.client.event.SelectionListener;
import com.extjs.gxt.ui.client.event.WindowEvent;
import com.extjs.gxt.ui.client.mvc.AppEvent;
import com.extjs.gxt.ui.client.mvc.Controller;
import com.extjs.gxt.ui.client.mvc.Dispatcher;
import com.extjs.gxt.ui.client.mvc.View;
import com.extjs.gxt.ui.client.store.TreeStore;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.Dialog;
import com.extjs.gxt.ui.client.widget.MessageBox;
import com.extjs.gxt.ui.client.widget.button.Button;
import com.extjs.gxt.ui.client.widget.toolbar.SeparatorToolItem;
import com.extjs.gxt.ui.client.widget.toolbar.TextToolItem;
import com.extjs.gxt.ui.client.widget.toolbar.ToolBar;
import com.extjs.gxt.ui.client.widget.tree.Tree;
import com.extjs.gxt.ui.client.widget.tree.TreeItem;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.tensegrity.palo.gwt.core.client.exceptions.SessionExpiredException;
import com.tensegrity.palo.gwt.core.client.models.XObject;
import com.tensegrity.palo.gwt.core.client.models.admin.XGroup;
import com.tensegrity.palo.gwt.core.client.models.admin.XRole;
import com.tensegrity.palo.gwt.core.client.models.admin.XUser;
import com.tensegrity.wpalo.client.DisplayFlags;
import com.tensegrity.wpalo.client.WPaloEvent;
import com.tensegrity.wpalo.client.async.Callback;
import com.tensegrity.wpalo.client.i18n.ILocalConstants;
import com.tensegrity.wpalo.client.i18n.ILocalMessages;
import com.tensegrity.wpalo.client.i18n.Resources;
import com.tensegrity.wpalo.client.serialization.XConstants;
import com.tensegrity.wpalo.client.serialization.XNode;
import com.tensegrity.wpalo.client.services.admin.WPaloAdminServiceProvider;
import com.tensegrity.wpalo.client.ui.model.TreeLoaderProxy;
import com.tensegrity.wpalo.client.ui.model.TreeNode;
import com.tensegrity.wpalo.client.ui.mvc.account.AdminHelpDialog;
import com.tensegrity.wpalo.client.ui.mvc.workbench.Workbench;
/**
* <code>AdminNavigator</code> TODO DOCUMENT ME
*
* @version $Id: AdminNavigatorView.java,v 1.35 2010/03/02 08:59:12 PhilippBouillon Exp $
*/
public class AdminNavigatorView extends View {
protected transient final ILocalConstants constants = Resources.getInstance().getConstants();
protected transient final ILocalMessages messages = Resources.getInstance().getMessages();
private Tree navTree;
private TextToolItem addUser, addGroup, addRole, del;
private ContentPanel navigator;
private TreeNode root;
private TreeStore<TreeNode> treeStore;
private TreeLoader<TreeNode> treeLoader;
public static XUser lastCreatedUser = null;
public AdminNavigatorView(Controller controller) {
super(controller);
}
@Override
protected void handleEvent(AppEvent<?> event) {
switch (event.type) {
case WPaloEvent.INIT:
if(event.data instanceof XUser) {
XUser user = (XUser)event.data;
//check if we are admin:
if(user.isAdmin()) {
//create ui:
initUI(user);
}
} else if (event.data instanceof DisplayFlags) {
DisplayFlags df = (DisplayFlags) event.data;
if (!DisplayFlags.isHideNavigator()) {
XUser user = df.getUser();
//check if we are admin:
if(user.isAdmin()) {
//create ui:
if(!df.isHideUsersRights()){
initUI(user);
}
}
}
}
break;
case WPaloEvent.EXPANDED_ADMIN_SECTION: //load tree data
TreeNode node = (TreeNode) event.data;
if (node != null) {
treeLoader.load(node);
}
break;
case WPaloEvent.SAVED_USER_ITEM:
case WPaloEvent.SAVED_GROUP_ITEM:
case WPaloEvent.SAVED_ROLE_ITEM:
if (treeStore == null) {
return;
}
TreeNode nd = (TreeNode) event.data;
if (nd != null) {
if(nd.getParent() != null)
treeStore.update(nd);
else {
int index = getParentIndex(event.type);
treeStore.add(root.getChild(index), nd, false);
root.getChild(index).add(nd);
//shouldn't the store take care of this???
if(nd.getParent() == null)
nd.setParent(root.getChild(index));
}
}
if (event.type == WPaloEvent.SAVED_USER_ITEM) {
lastCreatedUser = (XUser) nd.getXObject();
final XUser user = ((Workbench)Registry.get(Workbench.ID)).getUser();
String sessionId = user.getSessionId();
final String userId = user.getId();
WPaloAdminServiceProvider.getInstance().hasRoles(sessionId, lastCreatedUser, new String [] {"VIEWER", "EDITOR"},
new AsyncCallback<Boolean[]>() {
public void onSuccess(Boolean[] result) {
String message = "";
if (lastCreatedUser.getAccountIDs() == null ||
lastCreatedUser.getAccountIDs().length == 0) {
message = constants.adminHintUserCreation();
}
if (!result[0]) {
if (!message.isEmpty()) {
message += "<br/><br/>";
}
message += constants.adminHintViewerRoleMissing();
}
if (!result[1]) {
if (!message.isEmpty()) {
message += "<br/><br/>";
}
message += constants.adminHintEditorRoleMissing();
}
if (!message.isEmpty()) {
AdminHelpDialog dia = new AdminHelpDialog(message, userId);
dia.showDialog();
}
}
public void onFailure(Throwable arg0) {
if (lastCreatedUser.getAccountIDs() == null ||
lastCreatedUser.getAccountIDs().length == 0) {
String message = constants.adminHintUserCreation();
AdminHelpDialog dia = new AdminHelpDialog(message, userId);
dia.showDialog();
}
}
});
}
break;
}
}
private final void initUI(XUser forUser) {
navigator = new ContentPanel();
navigator.setHeading(constants.webUsersAndRights());
navigator.setScrollMode(Scroll.AUTO);
// connect with dispatcher:
navigator.addListener(Events.Expand, new Listener<ComponentEvent>() {
public void handleEvent(ComponentEvent be) {
Dispatcher.get().dispatch(WPaloEvent.EXPANDED_ADMIN_SECTION);
}
});
//da toolbar
ToolBar toolbar = new ToolBar();
fill(toolbar);
navigator.setTopComponent(toolbar);
//create the tree which displays the data:
treeLoader = new BaseTreeLoader<TreeNode>(new TreeLoaderProxy()){
public boolean hasChildren(TreeNode data) {
return data != null && data.getXObject() != null &&
data.getXObject().hasChildren();
}
protected void onLoadSuccess(TreeNode parent,
List<TreeNode> children) {
for(TreeNode child : children)
parent.add(child);
super.onLoadSuccess(parent, children);
}
protected void onLoadFailure(TreeNode loadConfig, Throwable t) {
if (t instanceof SessionExpiredException)
Callback.handle((SessionExpiredException) t);
else
MessageBox.alert(constants.error(), constants.loadingFailed()
+ t.getMessage(), null);
}
};
navTree = createTree(treeLoader);
navigator.add(navTree);
Workbench wb = (Workbench)Registry.get(Workbench.ID);
wb.addToViewPanel(navigator);
//TODO for testing purpose:
root = new AdminTreeModel(forUser).getRoot();
Dispatcher.forwardEvent(WPaloEvent.EXPANDED_ADMIN_SECTION, root);
}
private final Tree createTree(TreeLoader<TreeNode> loader) {
final Tree tree = new Tree();
tree.setIndentWidth(1);
treeStore = new TreeStore<TreeNode>(loader);
TreeBinder<TreeNode> binder = new TreeNodeBinder(tree, treeStore);
binder.setDisplayProperty("name");
binder.setAutoSelect(true);
binder.setIconProvider(new ModelStringProvider<TreeNode>() {
public final String getStringValue(TreeNode model, String property) {
String icon = null;
String type = model.getXObject().getType();
if(type.equals(XConstants.TYPE_USERS_NODE))
icon = "icon-folder";
else if(type.equals(XConstants.TYPE_GROUPS_NODE))
icon = "icon-folder";
else if(type.equals(XGroup.TYPE))
icon = "icon-group";
else if(type.equals(XUser.TYPE))
icon = "icon-user";
else if (type.equals(XRole.TYPE))
icon =" icon-role2";
return icon;
}
});
binder.addSelectionChangedListener(new SelectionChangedListener<ModelData>() {
public void selectionChanged(SelectionChangedEvent<ModelData> se) {
TreeNode node = (TreeNode) se.getSelectedItem(); // single selection
if (node != null && node.getXObject() != null) {
String type = node.getXObject().getType();
int eventType = -1;
if (type.equals(XUser.TYPE))
eventType = WPaloEvent.EDIT_USER_ITEM;
else if (type.equals(XGroup.TYPE))
eventType = WPaloEvent.EDIT_GROUP_ITEM;
else if (type.equals(XRole.TYPE))
eventType = WPaloEvent.EDIT_ROLE_ITEM;
if (eventType > -1) {
del.setEnabled(true);
return;
}
}
del.setEnabled(false);
}
});
tree.addListener(Events.OnDoubleClick, new Listener<BaseEvent>() {
public void handleEvent(BaseEvent be) {
TreeNode node = (TreeNode) tree.getSelectedItem().getModel(); // single selection
if (node != null && node.getXObject() != null) {
String type = node.getXObject().getType();
int eventType = -1;
if (type.equals(XUser.TYPE))
eventType = WPaloEvent.EDIT_USER_ITEM;
else if (type.equals(XGroup.TYPE))
eventType = WPaloEvent.EDIT_GROUP_ITEM;
else if (type.equals(XRole.TYPE))
eventType = WPaloEvent.EDIT_ROLE_ITEM;
if (eventType > -1) {
fireEvent(new AppEvent<TreeNode>(eventType, node));
return;
}
}
}
});
return tree;
}
public void updateGroup(XGroup group) {
for (TreeNode node: treeStore.getChild(1).getChildren()) {
if (node.getXObject() != null && node.getXObject().getId() != null) {
if (group.getId().equals(node.getXObject().getId())) {
node.setXObject(group);
treeStore.update(node);
return;
}
}
}
}
public void updateUser(XUser user) {
for (TreeNode node: treeStore.getChild(0).getChildren()) {
if (node.getXObject() != null && node.getXObject().getId() != null) {
if (user.getId().equals(node.getXObject().getId())) {
node.setXObject(user);
treeStore.update(node);
return;
}
}
}
}
private final void fill(ToolBar toolbar) {
addUser = createToolItem(constants.addUser(), "icon-user-add", WPaloEvent.ADD_USER_ITEM);
toolbar.add(addUser);
addGroup = createToolItem(constants.addGroup(), "icon-group-add", WPaloEvent.ADD_GROUP_ITEM);
toolbar.add(addGroup);
addRole = createToolItem(constants.addRole(), "icon-role2-add", WPaloEvent.ADD_ROLE_ITEM);
toolbar.add(addRole);
toolbar.add(new SeparatorToolItem());
del = new TextToolItem("", "icon-delete");
del.setToolTip(constants.delete());
del.setEnabled(false);
del.addSelectionListener(new SelectionListener<ComponentEvent>() {
public final void componentSelected(ComponentEvent ce) {
}
public final void handleEvent(ComponentEvent be) {
TreeItem item = navTree.getSelectedItem();
final TreeNode node = (TreeNode) item.getModel();
if(node == null)
return;
String confirmMsg = null;
String impossibleMsg = null;
XObject xObj = node.getXObject();
String type = xObj.getType();
if (type.equals(XUser.TYPE)) {
XUser user = (XUser) node.getXObject();
if (user != null && user.getLogin() != null &&
user.getLogin().equalsIgnoreCase("admin")) {
impossibleMsg = messages.impossibleToDeleteUser(user.getLogin());
} else {
confirmMsg = messages.deleteUser(user.getLogin());
}
} else if (type.equals(XGroup.TYPE)) {
XGroup group = (XGroup) node.getXObject();
if (group != null && group.getName() != null &&
group.getName().equalsIgnoreCase("admin")) {
impossibleMsg = messages.impossibleToDeleteGroup(group.getName());
} else {
confirmMsg = messages.deleteGroup(group.getName());
}
} else if (type.equals(XRole.TYPE)) {
XRole role = (XRole) node.getXObject();
if (role != null && role.getName() != null && (role.getName().equals("ADMIN") ||
role.getName().equals("EDITOR") ||
role.getName().equals("VIEWER") ||
role.getName().equals("OWNER"))) {
impossibleMsg = messages.impossibleToDeleteRole(role.getName());
} else {
confirmMsg = messages.deleteRole(role.getName());
}
}
// confirm group deletion:
if (confirmMsg != null) {
doDelete(node, confirmMsg);
} else if (impossibleMsg != null) {
MessageBox.alert(constants.deletionNotPossible(), impossibleMsg, null);
}
}
});
toolbar.add(del);
}
private final TextToolItem createToolItem(String text, String icon, final int eventType) {
TextToolItem item = new TextToolItem("", icon);
item.setToolTip(text);
item.addSelectionListener(new SelectionListener<ComponentEvent>() {
public final void componentSelected(ComponentEvent ce) {
}
public final void handleEvent(ComponentEvent be) {
Dispatcher.get().dispatch(eventType);
}
});
return item;
}
private final void doDelete(final TreeNode node, final String confirmMsg) {
final Workbench wb = (Workbench) Registry.get(Workbench.ID);
XUser admin = wb.getUser();
if (admin != null) {
final XObject xObj = node.getXObject();
WPaloAdminServiceProvider.getInstance().mayDelete(wb.getUser().getSessionId(), xObj,
new Callback<String[]>(null) {
private final void reallyDoDelete() {
WPaloAdminServiceProvider.getInstance().delete(wb.getUser().getSessionId(), xObj,
new Callback<Void>(null) {
public void onSuccess(Void v) {
treeStore.remove(node.getParent(), node);
Dispatcher.forwardEvent(new AppEvent<TreeNode>(
WPaloEvent.DELETED_ITEM, node));
}
});
}
public void onSuccess(String[] result) {
if (result == null || result.length == 0) {
MessageBox.confirm(constants.deleteMessageHeader(), confirmMsg,
new Listener<WindowEvent>() {
public void handleEvent(WindowEvent we) {
Dialog dialog = (Dialog) we.component;
Button btn = dialog.getButtonPressed();
if(btn.getItemId().equalsIgnoreCase(Dialog.YES))
reallyDoDelete();
}
});
} else {
if (result[0].equals("_NO_ACCOUNT_ERROR_")) {
if (xObj.getType().equals(XUser.TYPE)) {
String message = constants.impossibleToDeleteUser();
message += "<br/>" + constants.views() + ":<br/>";
for (int i = 1; i < result.length; i++) {
message += result[i] + "<br/>";
}
MessageBox.alert(constants.deletionFailed(), message, null);
} else {
String message = constants.impossibleToDeleteAccount();
message += "<br/>" + constants.views() + ":<br/>";
for (int i = 1; i < result.length; i++) {
message += result[i] + "<br/>";
}
MessageBox.alert(constants.deletionFailed(), message, null);
}
} else {
String message = constants.deletingUserWarning();
message += "<br/>" + constants.views() + ":<br/>";
for (String r: result) {
message += r + "<br/>";
}
MessageBox.confirm(constants.proceedWithDelete(), message, new Listener <WindowEvent>(){
public void handleEvent(WindowEvent be) {
if (be.buttonClicked.getItemId().equalsIgnoreCase(Dialog.YES)) {
reallyDoDelete();
}
}
});
}
}
}
});
}
}
private final int getParentIndex(int type) {
if(type == WPaloEvent.SAVED_GROUP_ITEM)
return 1;
else if(type == WPaloEvent.SAVED_ROLE_ITEM)
return 2;
return 0;
}
class TreeNodeBinder extends TreeBinder<TreeNode> {
TreeNodeBinder(Tree tree, TreeStore<TreeNode> store) {
super(tree, store);
}
protected TreeItem createItem(TreeNode model) {
TreeItem item = super.createItem(model);
XObject xObj = model.getXObject();
//check type:
String type = xObj.getType();
if (type.equals(XUser.TYPE)) {
if ("admin".equals(((XUser) xObj).getLogin())) {
item.setTextStyle("italic");
}
} else if (type.equals(XGroup.TYPE)) {
if ("admin".equals(((XGroup) xObj).getName())) {
item.setTextStyle("italic");
}
} else if (type.equals(XRole.TYPE)) {
if ("ADMIN".equals(((XRole) xObj).getName()) ||
"EDITOR".equals(((XRole) xObj).getName()) ||
"VIEWER".equals(((XRole) xObj).getName()) ||
"OWNER".equals(((XRole) xObj).getName())) {
item.setTextStyle("italic");
}
}
return item;
}
}
}
class AdminTreeModel {
protected transient final ILocalConstants constants = Resources.getInstance().getConstants();
private final TreeNode root;
public AdminTreeModel(XUser user) {
//children:
XNode users = new XNode(user, XConstants.TYPE_USERS_NODE);
users.setName(constants.users());
users.setHasChildren(true);
users.setId("AdminNavigatorView#UsersNode");
XNode groups = new XNode(user, XConstants.TYPE_GROUPS_NODE);
groups.setName(constants.groups());
groups.setHasChildren(true);
groups.setId("AdminNavigatorView#GroupsNode");
XNode roles = new XNode(user, XConstants.TYPE_ROLES_NODE);
roles.setName(constants.roles());
roles.setHasChildren(true);
roles.setId("AdminNavigatorView#RolesNode");
//root node
XNode rootNode = new XNode(null, XConstants.TYPE_ROOT_NODE);
rootNode.setId("AdminNavigatorView#RootNode");
rootNode.addChild(users);
rootNode.addChild(groups);
rootNode.addChild(roles);
rootNode.setHasChildren(true);
root = new TreeNode(null, rootNode);
}
public final TreeNode getRoot() {
return root;
}
}