/*
* Copyright 2005 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.ruleeditor;
import org.drools.guvnor.client.categorynav.CategoryExplorerWidget;
import org.drools.guvnor.client.categorynav.CategorySelectHandler;
import org.drools.guvnor.client.common.AssetFormats;
import org.drools.guvnor.client.common.FormStyleLayout;
import org.drools.guvnor.client.common.FormStylePopup;
import org.drools.guvnor.client.common.GenericCallback;
import org.drools.guvnor.client.common.GlobalAreaAssetSelector;
import org.drools.guvnor.client.common.LoadingPopup;
import org.drools.guvnor.client.common.RulePackageSelector;
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.rulelist.EditItemEvent;
import org.drools.guvnor.client.util.Format;
import com.google.gwt.core.client.GWT;
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.HTML;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.RadioButton;
import com.google.gwt.user.client.ui.ScrollPanel;
import com.google.gwt.user.client.ui.TextArea;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
/**
* This provides a popup for creating a new rule/asset from scratch.
* reuses a few other widgets.
*/
public class NewAssetWizard extends FormStylePopup {
private Constants constants = GWT.create( Constants.class );
private static Images images = GWT.create( Images.class );
private TextBox name = new TextBox();
private TextArea description = new TextArea();
private String initialCategory;
private ListBox formatChooser = getFormatChooser();
RadioButton createInPackageButton = new RadioButton( "creatinpackagegroup",
constants.CreateInPackage() );
RadioButton createInGlobalButton = new RadioButton( "creatinpackagegroup",
constants.CreateInGlobalArea() );
private RulePackageSelector packageSelector = new RulePackageSelector();
private RulePackageSelector importedPackageSelector = new RulePackageSelector();
private GlobalAreaAssetSelector globalAreaAssetSelector;
private EditItemEvent afterCreate;
private boolean showCats;
private String format;
private final FormStyleLayout newAssetLayout = new FormStyleLayout();
private final FormStyleLayout importAssetLayout = new FormStyleLayout();
/** This is used when creating a new rule. */
public NewAssetWizard(EditItemEvent afterCreate,
boolean showCats,
String format,
String title) {
super( images.newWiz(),
title );
this.showCats = showCats;
this.format = format;
this.afterCreate = afterCreate;
RadioButton newPackage = new RadioButton( "layoutgroup",
constants.CreateNewAsset() ); // NON-NLS
RadioButton importPackage = new RadioButton( "layoutgroup",
constants.CreateLinkedAsset() ); // NON-NLS
newPackage.setValue( true );
newAssetLayout.setVisible( true );
newPackage.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
newAssetLayout.setVisible( true );
importAssetLayout.setVisible( false );
}
} );
importAssetLayout.setVisible( false );
importPackage.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
newAssetLayout.setVisible( false );
importAssetLayout.setVisible( true );
}
} );
VerticalPanel ab = new VerticalPanel();
ab.add( newPackage );
ab.add( importPackage );
addAttribute( "",
ab );
addRow( newAssetLayout );
addRow( importAssetLayout );
//layout for new asset.
newAssetLayout.addAttribute( constants.NameColon(),
name );
this.setAfterShow( new Command() {
public void execute() {
name.setFocus( true );
}
} );
if ( showCats ) {
newAssetLayout.addAttribute( constants.InitialCategory(),
getCatChooser() );
}
if ( format == null ) {
newAssetLayout.addAttribute( constants.TypeFormatOfRule(),
this.formatChooser );
} else if ( "*".equals( format ) ) { //NON-NLS
final TextBox fmt = new TextBox();
newAssetLayout.addAttribute( constants.FileExtensionTypeFormat(),
fmt );
fmt.addChangeHandler( new ChangeHandler() {
public void onChange(ChangeEvent event) {
NewAssetWizard.this.format = fmt.getText();
}
} );
}
createInPackageButton.setValue( true );
HorizontalPanel hp = new HorizontalPanel();
hp.add( createInPackageButton );
hp.add( packageSelector );
newAssetLayout.addAttribute( "",
hp );
newAssetLayout.addAttribute( "",
createInGlobalButton );
description.setVisibleLines( 4 );
description.setWidth( "100%" );
//initial description
if ( format == AssetFormats.DSL_TEMPLATE_RULE ) {
description.setText( constants.DSLMappingTip() );
} else if ( format == AssetFormats.ENUMERATION ) {
description.setText( constants.NewEnumDoco() );
}
newAssetLayout.addAttribute( constants.InitialDescription(),
description );
Button ok = new Button( constants.OK() );
ok.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
ok();
}
} );
newAssetLayout.addAttribute( "",
ok );
//layout for importing share asset from global area.
globalAreaAssetSelector = new GlobalAreaAssetSelector(format);
importAssetLayout.addAttribute( constants.AssetToImport(),
globalAreaAssetSelector );
importAssetLayout.addAttribute( constants.Package() + ":",
importedPackageSelector );
Button linkedAssetOKButton = new Button( constants.OK() );
linkedAssetOKButton.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
importOK();
}
} );
importAssetLayout.addAttribute( "",
linkedAssetOKButton );
importAssetLayout.addRow( new HTML( "<br/><b>" + constants.NoteNewLinkedAsset() + "</b>" ) );
importAssetLayout.addRow( new HTML( constants.NewLinkedAssetDesc1() ) );
}
private Widget getCatChooser() {
Widget w = new CategoryExplorerWidget( new CategorySelectHandler() {
public void selected(String selectedPath) {
initialCategory = selectedPath;
}
} );
ScrollPanel scroll = new ScrollPanel( w );
scroll.setAlwaysShowScrollBars( true );
scroll.setSize( "300px",
"130px" ); //NON-NLS
return scroll;
}
private ListBox getFormatChooser() {
ListBox box = new ListBox();
box.addItem( constants.BusinessRuleGuidedEditor(),
AssetFormats.BUSINESS_RULE );
box.addItem( constants.DSLBusinessRuleTextEditor(),
AssetFormats.DSL_TEMPLATE_RULE );
box.addItem( constants.DRLRuleTechnicalRuleTextEditor(),
AssetFormats.DRL );
box.addItem( constants.DecisionTableSpreadsheet(),
AssetFormats.DECISION_SPREADSHEET_XLS );
box.addItem( constants.DecisionTableWebGuidedEditor(),
AssetFormats.DECISION_TABLE_GUIDED );
box.setSelectedIndex( 0 );
return box;
}
/**
* When OK is pressed, it will update the repository with the new rule.
*/
void ok() {
if ( this.showCats && this.initialCategory == null ) {
Window.alert( constants.YouHaveToPickAnInitialCategory() );
return;
} else {
if ( !validatePathPerJSR170( this.name.getText() ) ) return;
}
String fmt = getFormat();
if ( "*".equals( fmt ) ) {
Window.alert( constants.PleaseEnterAFormatFileType() );
return;
}
GenericCallback<String> cb = new GenericCallback<String>() {
public void onSuccess(String uuid) {
if ( uuid.startsWith( "DUPLICATE" ) ) { // NON-NLS
LoadingPopup.close();
Window.alert( constants.AssetNameAlreadyExistsPickAnother() );
} else {
openEditor( uuid );
hide();
}
}
};
String selectedPackage;
if ( createInGlobalButton.getValue() ) {
selectedPackage = "globalArea";
} else {
selectedPackage = packageSelector.getSelectedPackage();
}
LoadingPopup.showMessage( constants.PleaseWaitDotDotDot() );
RepositoryServiceFactory.getService().createNewRule( name.getText(),
description.getText(),
initialCategory,
selectedPackage,
getFormat(),
cb );
}
/**
* When Import OK is pressed, it will update the repository with the imported asset.
*/
void importOK() {
GenericCallback<String> cb = new GenericCallback<String>() {
public void onSuccess(String uuid) {
if ( uuid.startsWith( "DUPLICATE" ) ) { // NON-NLS
LoadingPopup.close();
Window.alert( constants.AssetNameAlreadyExistsPickAnother() );
} else {
openEditor( uuid );
hide();
}
}
};
LoadingPopup.showMessage( constants.PleaseWaitDotDotDot() );
RepositoryServiceFactory.getService().createNewImportedRule( globalAreaAssetSelector.getSelectedAsset(),
importedPackageSelector.getSelectedPackage(),
cb );
}
private String getFormat() {
if ( format != null ) return format;
return formatChooser.getValue( formatChooser.getSelectedIndex() );
}
/**
* After creating the item we open it in the editor.
* @param uuid
*/
protected void openEditor(String uuid) {
afterCreate.open( uuid );
}
/**
* Validate name per JSR-170. Only following characters are valid: char ::=
* nonspace | ' ' nonspace ::= (* Any Unicode character except: '/', ':',
* '[', ']', '*', ''', '"', '|' or any whitespace character *)
*
* @param jsrPath
*/
public static boolean validatePathPerJSR170(String jsrPath) {
int len = jsrPath == null ? 0 : jsrPath.trim().length();
if ( len == 0 ) {
Window.alert( GWT.<Constants> create( Constants.class ).emptyNameIsNotAllowed() );
return false;
}
int pos = 0;
while ( pos < len ) {
char c = jsrPath.charAt( pos );
pos++;
switch ( c ) {
case '/' :
case ':' :
case '[' :
case ']' :
case '*' :
case '\'' :
case '\"' :
Window.alert( Format.format( GWT.<Constants> create( Constants.class ).NonValidJCRName(),
jsrPath,
"" + c ) );
return false;
default :
}
}
return true;
}
}