/*
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package org.drools.guvnor.client.admin;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.drools.guvnor.client.categorynav.CategoryExplorerWidget;
import org.drools.guvnor.client.categorynav.CategorySelectHandler;
import org.drools.guvnor.client.common.FormStylePopup;
import org.drools.guvnor.client.common.GenericCallback;
import org.drools.guvnor.client.common.ImageButton;
import org.drools.guvnor.client.common.InfoPopup;
import org.drools.guvnor.client.common.LoadingPopup;
import org.drools.guvnor.client.common.PrettyFormLayout;
import org.drools.guvnor.client.common.RulePackageSelector;
import org.drools.guvnor.client.common.SmallLabel;
import org.drools.guvnor.client.messages.Constants;
import org.drools.guvnor.client.resources.Images;
import org.drools.guvnor.client.rpc.RepositoryServiceFactory;
import org.drools.guvnor.client.ruleeditor.MultiViewRow;
import org.drools.guvnor.client.rulelist.OpenItemCommand;
import org.drools.guvnor.client.widgets.tables.PermissionsPagedTable;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Style.FontWeight;
import com.google.gwt.event.dom.client.ChangeEvent;
import com.google.gwt.event.dom.client.ChangeHandler;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.Panel;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
public class PermissionViewer extends Composite {
private static Images images = (Images) GWT.create( Images.class );
private Constants constants = ((Constants) GWT.create( Constants.class ));
private VerticalPanel layout;
private PermissionsPagedTable table;
public PermissionViewer() {
PrettyFormLayout pf = new PrettyFormLayout();
VerticalPanel header = new VerticalPanel();
Label caption = new Label( constants.PermissionDetails() );
caption.getElement().getStyle().setFontWeight( FontWeight.BOLD );
header.add( caption );
header.add( howToTurnOn() );
pf.addHeader( images.userPermissionsLarge(),
header );
layout = new VerticalPanel();
layout.setHeight( "100%" );
layout.setWidth( "100%" );
pf.startSection();
pf.addRow( layout );
pf.endSection();
setupWidget();
initWidget( pf );
}
private Widget howToTurnOn() {
HorizontalPanel hp = new HorizontalPanel();
hp.add( new HTML( "<small><i>"
+ constants.TipAuthEnable()
+ "</i></small>" ) );
InfoPopup pop = new InfoPopup( constants.EnablingAuthorization(),
constants.EnablingAuthPopupTip() );
hp.add( pop );
return hp;
}
private void setupWidget() {
Command newUserCommand = new Command() {
public void execute() {
final FormStylePopup form = new FormStylePopup( images.snapshot(),
constants.EnterNewUserName() );
final TextBox userName = new TextBox();
form.addAttribute( constants.NewUserName(),
userName );
Button btnOK = new Button( constants.OK() );
form.addAttribute( "",
btnOK );
btnOK.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
if ( userName.getText() != null
&& userName.getText().length() != 0 ) {
RepositoryServiceFactory.getService().createUser( userName.getText(),
new GenericCallback<java.lang.Void>() {
public void onSuccess(Void a) {
table.refresh();
showEditor( userName.getText() );
}
public void onFailure(Throwable t) {
super.onFailure( t );
}
} );
form.hide();
}
}
} );
form.show();
}
};
Command deleteUserCommand = new Command() {
public void execute() {
final String userName = table.getSelectionModel().getSelectedObject().getUserName();
if ( userName != null
&& Window.confirm( constants.AreYouSureYouWantToDeleteUser0( userName ) ) ) {
RepositoryServiceFactory.getService().deleteUser( userName,
new GenericCallback<java.lang.Void>() {
public void onSuccess(Void a) {
table.refresh();
}
} );
}
}
};
OpenItemCommand openSelectedCommand = new OpenItemCommand() {
public void open(String key) {
showEditor( key );
}
public void open(MultiViewRow[] rows) {
// Not implemented
}
};
table = new PermissionsPagedTable( newUserCommand,
deleteUserCommand,
openSelectedCommand );
layout.add( table );
}
private void showEditor(final String userName) {
LoadingPopup.showMessage( constants.LoadingUsersPermissions() );
RepositoryServiceFactory.getService().retrieveUserPermissions( userName,
new GenericCallback<Map<String, List<String>>>() {
public void onSuccess(final Map<String, List<String>> perms) {
final FormStylePopup editor = new FormStylePopup( images.management(),
constants.EditUser0( userName ) );
editor.addRow( new HTML( "<i>"
+ constants.UserAuthenticationTip()
+ "</i>" ) );
// now
// render
// the
// actual
// permissions...
VerticalPanel vp = new VerticalPanel();
editor.addAttribute( "",
doPermsPanel( perms,
vp ) );
HorizontalPanel hp = new HorizontalPanel();
Button save = new Button( constants.SaveChanges() );
hp.add( save );
editor.addAttribute( "",
hp );
save.addClickHandler( createClickHandlerForSaveButton( userName,
perms,
editor ) );
Button cancel = new Button( constants.Cancel() );
hp.add( cancel );
cancel.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent w) {
editor.hide();
}
} );
editor.show();
LoadingPopup.close();
}
private ClickHandler createClickHandlerForSaveButton(final String userName,
final Map<String, List<String>> perms,
final FormStylePopup editor) {
return new ClickHandler() {
public void onClick(ClickEvent w) {
LoadingPopup.showMessage( constants.Updating() );
RepositoryServiceFactory.getService().updateUserPermissions( userName,
perms,
new GenericCallback<java.lang.Void>() {
public void onSuccess(Void a) {
LoadingPopup.close();
table.refresh();
editor.hide();
}
} );
}
};
}
} );
}
/**
* The permissions panel.
*/
private Widget doPermsPanel(final Map<String, List<String>> perms,
final Panel vp) {
vp.clear();
for ( Map.Entry<String, List<String>> perm : perms.entrySet() ) {
if ( perm.getKey().equals( "admin" ) ) { // NON-NLS
HorizontalPanel h = new HorizontalPanel();
h.add( new HTML( "<b>"
+ constants.ThisUserIsAnAdministrator()
+ "</b>" ) ); // NON-NLS
Button del = new Button( constants.RemoveAdminRights() );
del.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent w) {
if ( Window.confirm( constants.AreYouSureYouWantToRemoveAdministratorPermissions() ) ) {
perms.remove( "admin" ); // NON-NLS
doPermsPanel( perms,
vp );
}
}
} );
h.add( del );
vp.add( h );
} else {
final String permType = perm.getKey();
final List<String> permList = perm.getValue();
Grid g = new Grid( permList.size() + 1,
3 );
g.setWidget( 0,
0,
new HTML( "<b>["
+ permType
+ "] for:</b>" ) ); // NON-NLS
for ( int i = 0; i < permList.size(); i++ ) {
final String p = permList.get( i );
ImageButton del = new ImageButton( images.deleteItemSmall(),
constants.RemovePermission(),
new ClickHandler() {
public void onClick(ClickEvent w) {
if ( Window.confirm( constants.AreYouSureYouWantToRemovePermission0( p ) ) ) {
permList.remove( p );
if ( permList.size() == 0 ) {
perms.remove( permType );
}
doPermsPanel( perms,
vp );
}
}
} );
g.setWidget( i + 1,
1,
new SmallLabel( p ) );
g.setWidget( i + 1,
2,
del );
}
vp.add( g );
}
}
// now to be able to add...
ImageButton newPermission = new ImageButton( images.newItem(),
constants.AddANewPermission(),
createClickHandlerForNewPersmissionImageButton( perms,
vp ) );
vp.add( newPermission );
return vp;
}
private ClickHandler createClickHandlerForNewPersmissionImageButton(final Map<String, List<String>> perms,
final Panel vp) {
return new ClickHandler() {
public void onClick(ClickEvent w) {
final FormStylePopup pop = new FormStylePopup();
final ListBox permTypeBox = new ListBox();
permTypeBox.addItem( constants.Loading() );
HorizontalPanel hp = new HorizontalPanel();
hp.add( permTypeBox );
hp.add( new InfoPopup( constants.PermissionDetails(),
constants.PermissionDetailsTip() ) );
pop.addAttribute( constants.PermissionType(),
hp );
RepositoryServiceFactory.getService().listAvailablePermissionTypes( new GenericCallback<String[]>() {
public void onSuccess(String[] items) {
permTypeBox.clear();
permTypeBox.addItem( constants.pleaseChoose1() );
for ( String s : items ) {
permTypeBox.addItem( s );
}
}
} );
permTypeBox.addChangeHandler( createChangeHandlerForPermTypeBox( perms,
vp,
pop,
permTypeBox ) );
pop.show();
}
private ChangeHandler createChangeHandlerForPermTypeBox(final Map<String, List<String>> perms,
final Panel vp,
final FormStylePopup pop,
final ListBox permTypeBox) {
return new ChangeHandler() {
public void onChange(ChangeEvent event) {
pop.clear();
final String sel = permTypeBox.getItemText( permTypeBox.getSelectedIndex() );
if ( sel.equals( "admin" ) ) { // NON-NLS
createButtonsAndHandlersForAdmin( perms,
vp,
pop );
} else if ( sel.startsWith( "analyst" ) ) { // NON-NLS
CategoryExplorerWidget cat = createCategoryExplorerWidget( perms,
vp,
pop,
sel );
pop.addAttribute( constants.SelectCategoryToProvidePermissionFor(),
cat );
} else if ( sel.startsWith( "package" ) ) {
createButtonsPanelsAndHandlersForPackage( perms,
vp,
pop,
sel );
}
}
private void createButtonsPanelsAndHandlersForPackage(final Map<String, List<String>> perms,
final Panel vp,
final FormStylePopup pop,
final String sel) {
final RulePackageSelector rps = new RulePackageSelector( true );
Button ok = new Button( constants.OK() );
ok.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent w) {
String pkName = rps.getSelectedPackage();
if ( perms.containsKey( sel ) ) {
perms.get( sel ).add( "package="
+ pkName ); // NON-NLS
} else {
List<String> ls = new ArrayList<String>();
ls.add( "package="
+ pkName ); // NON-NLS
perms.put( sel,
ls );
}
doPermsPanel( perms,
vp );
pop.hide();
}
} );
HorizontalPanel hp = new HorizontalPanel();
hp.add( rps );
hp.add( ok );
pop.addAttribute( constants.SelectPackageToApplyPermissionTo(),
hp );
}
private CategoryExplorerWidget createCategoryExplorerWidget(final Map<String, List<String>> perms,
final Panel vp,
final FormStylePopup pop,
final String sel) {
CategoryExplorerWidget cat = new CategoryExplorerWidget( new CategorySelectHandler() {
public void selected(String selectedPath) {
if ( perms.containsKey( sel ) ) {
perms.get( sel ).add( "category="
+ selectedPath ); // NON-NLS
} else {
List<String> ls = new ArrayList<String>();
ls.add( "category="
+ selectedPath ); // NON-NLS
perms.put( sel,
ls );
}
doPermsPanel( perms,
vp );
pop.hide();
}
} );
return cat;
}
private void createButtonsAndHandlersForAdmin(final Map<String, List<String>> perms,
final Panel vp,
final FormStylePopup pop) {
Button ok = new Button( constants.OK() );
pop.addAttribute( constants.MakeThisUserAdmin(),
ok );
ok.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent w) {
perms.put( "admin",
new ArrayList<String>() ); // NON-NLS
doPermsPanel( perms,
vp );
pop.hide();
}
} );
Button cancel = new Button( constants.Cancel() );
pop.addAttribute( "",
cancel );
cancel.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent w) {
pop.hide();
}
} );
}
};
}
};
}
}