/*
* Copyright 2012 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.workbench.screens.guided.dtable.client.widget.auditlog;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import com.github.gwtbootstrap.client.ui.*;
import com.github.gwtbootstrap.client.ui.CheckBox;
import com.github.gwtbootstrap.client.ui.constants.BackdropType;
import com.github.gwtbootstrap.client.ui.constants.Constants;
import com.google.gwt.cell.client.FieldUpdater;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.resources.client.CssResource;
import com.google.gwt.resources.client.ImageResource;
import com.google.gwt.safehtml.shared.SafeHtml;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.cellview.client.CellTable;
import com.google.gwt.user.cellview.client.HasKeyboardPagingPolicy.KeyboardPagingPolicy;
import com.google.gwt.user.cellview.client.HasKeyboardSelectionPolicy.KeyboardSelectionPolicy;
import com.google.gwt.user.cellview.client.RowStyles;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.*;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.view.client.ListDataProvider;
import org.drools.workbench.models.datamodel.auditlog.AuditLog;
import org.drools.workbench.models.datamodel.auditlog.AuditLogEntry;
import org.drools.workbench.screens.guided.dtable.client.resources.i18n.GuidedDecisionTableConstants;
import org.kie.workbench.common.services.security.AppRoles;
import org.uberfire.client.common.popups.footers.ModalFooterOKButton;
import org.uberfire.security.Identity;
/**
* The AuditLog View implementation
*/
public class AuditLogViewImpl extends Modal
implements
AuditLogView {
private final AuditLog auditLog;
/* The 100% width constant. */
private static final String P100_PERCENT = "100%";
/* The 500px width constant. */
private static final String P500 = "500px";
/** The page size constant value. */
private static final int PAGE_SIZE = 4;
@UiField
FlowPanel eventTypes;
@UiField
SimplePanel eventsContainer;
@UiField
SimplePager pager;
private CellTable<AuditLogEntry> events;
/**
* Custom styles for audit log cell table.
*
* NOTE: BZ-996942
*/
public interface AuditLogStyle extends CssResource {
String eventTypesTitle();
String eventsContainerInline();
String auitLogModalBody();
String eventTypesCheckbox();
}
@UiField
AuditLogStyle style;
//The current user's security context (admins can see all records)
private final Identity identity;
interface AuditLogViewImplBinder
extends
UiBinder<Widget, AuditLogViewImpl> {
}
private static AuditLogViewImplBinder uiBinder = GWT.create( AuditLogViewImplBinder.class );
public AuditLogViewImpl( final AuditLog auditLog,
final Identity identity ) {
this.auditLog = auditLog;
this.identity = identity;
setTitle(GuidedDecisionTableConstants.INSTANCE.DecisionTableAuditLog());
setBackdrop( BackdropType.STATIC );
setKeyboard( true );
setAnimation( true );
setDynamicSafe( true );
setMaxHeigth( P500 );
add( uiBinder.createAndBindUi( this ) );
add( new ModalFooterOKButton( new Command() {
@Override
public void execute() {
hide();
}
} ) );
setup();
}
public void setup() {
// BZ-996942: Add a custom style for modal panel to set a fixed width.
addStyleName(style.auitLogModalBody());
// BZ-996917: Use a the gwtboostrap style "row-fluid" to allow display some events in the same row.
eventTypes.setStyleName(Constants.ROW_FLUID);
// Fill panel with available events.
for ( Map.Entry<String, Boolean> e : auditLog.getAuditLogFilter().getAcceptedTypes().entrySet() ) {
eventTypes.add( makeEventTypeCheckBox( e.getKey(),
e.getValue() ) );
}
// Create the GWT Cell Table as events container.
// BZ-996942: Set custom width and table css style.
events = new CellTable<AuditLogEntry>();
events.setWidth(P100_PERCENT);
events.addStyleName(Constants.TABLE);
final ListDataProvider<AuditLogEntry> dlp = new ListDataProvider<AuditLogEntry>( filterDeletedEntries( auditLog ) );
dlp.addDataDisplay( events );
AuditLogEntrySummaryColumn summaryColumn = new AuditLogEntrySummaryColumn();
AuditLogEntryCommentColumn commentColumn = new AuditLogEntryCommentColumn();
events.addColumn( summaryColumn );
events.addColumn( commentColumn );
events.setColumnWidth( summaryColumn,
50.0,
Unit.PCT );
events.setColumnWidth( commentColumn,
50.0,
Unit.PCT );
//If the current user is not an Administrator include the delete comment column
if ( !identity.hasRole( AppRoles.ADMIN ) ) {
AuditLogEntryDeleteCommentColumn deleteCommentColumn = new AuditLogEntryDeleteCommentColumn();
deleteCommentColumn.setFieldUpdater( new FieldUpdater<AuditLogEntry, SafeHtml>() {
public void update( int index,
AuditLogEntry row,
SafeHtml value ) {
row.setDeleted( true );
dlp.setList( filterDeletedEntries( auditLog ) );
dlp.refresh();
}
} );
events.addColumn( deleteCommentColumn );
events.setColumnWidth( commentColumn,
45.0,
Unit.PCT );
events.setColumnWidth( deleteCommentColumn,
5.0,
Unit.PCT );
}
events.setEmptyTableWidget( new Label( GuidedDecisionTableConstants.INSTANCE.DecisionTableAuditLogNoEntries() ) );
events.setKeyboardPagingPolicy( KeyboardPagingPolicy.CHANGE_PAGE );
events.setKeyboardSelectionPolicy( KeyboardSelectionPolicy.DISABLED );
events.setPageSize( PAGE_SIZE );
// Configure the simple pager.
pager.setDisplay(events);
pager.setPageSize( PAGE_SIZE );
// Add the table to the container.
eventsContainer.add( events );
}
private Widget makeEventTypeCheckBox( final String eventType,
final Boolean isEnabled ) {
final CheckBox chkEventType = new CheckBox( AuditLogEntryCellHelper.getEventTypeDisplayText( eventType ) );
chkEventType.setValue( Boolean.TRUE.equals( isEnabled ) );
chkEventType.addValueChangeHandler( new ValueChangeHandler<Boolean>() {
@Override
public void onValueChange( ValueChangeEvent<Boolean> event ) {
auditLog.getAuditLogFilter().getAcceptedTypes().put( eventType,
event.getValue() );
}
} );
// BZ-996942: Use one column layout.
chkEventType.addStyleName("span2");
chkEventType.addStyleName(style.eventTypesCheckbox());
chkEventType.setWordWrap(false);
return chkEventType;
}
private List<AuditLogEntry> filterDeletedEntries( final List<AuditLogEntry> entries ) {
if ( identity.hasRole( AppRoles.ADMIN ) ) {
return entries;
}
final List<AuditLogEntry> filteredEntries = new ArrayList<AuditLogEntry>();
final Iterator<AuditLogEntry> i = entries.iterator();
while ( i.hasNext() ) {
final AuditLogEntry entry = i.next();
if ( !entry.isDeleted() ) {
filteredEntries.add( entry );
}
}
return filteredEntries;
}
}