/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.directory.studio.aciitemeditor.valueeditors;
import java.util.Arrays;
import java.util.Collection;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.directory.studio.aciitemeditor.Activator;
import org.apache.directory.studio.common.ui.widgets.BaseWidgetUtils;
import org.apache.directory.studio.connection.ui.widgets.ExtendedContentAssistCommandAdapter;
import org.apache.directory.studio.ldapbrowser.common.dialogs.TextDialog;
import org.apache.directory.studio.ldapbrowser.common.widgets.ListContentProposalProvider;
import org.apache.directory.studio.ldapbrowser.core.model.IBrowserConnection;
import org.apache.directory.studio.ldapbrowser.core.model.IValue;
import org.apache.directory.studio.ldapbrowser.core.model.schema.Schema;
import org.apache.directory.studio.ldapbrowser.core.model.schema.SchemaUtils;
import org.apache.directory.studio.valueeditors.AbstractDialogStringValueEditor;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.fieldassist.ComboContentAdapter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
/**
* ACI item editor specific value editor to edit the RestrictedBy protected item.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class RestrictedByValueEditor extends AbstractDialogStringValueEditor
{
private static final String L_CURLY_TYPE = "{ type "; //$NON-NLS-1$
private static final String SEP_VALUESIN = ", valuesIn "; //$NON-NLS-1$
private static final String R_CURLY = " }"; //$NON-NLS-1$
private static final String EMPTY = ""; //$NON-NLS-1$
/**
* {@inheritDoc}
*
* This implementation opens the RestrictedByDialog.
*/
public boolean openDialog( Shell shell )
{
Object value = getValue();
if ( value instanceof RestrictedByValueEditorRawValueWrapper )
{
RestrictedByValueEditorRawValueWrapper wrapper = ( RestrictedByValueEditorRawValueWrapper ) value;
RestrictedByDialog dialog = new RestrictedByDialog( shell, wrapper.schema, wrapper.type, wrapper.valuesIn );
if ( dialog.open() == TextDialog.OK && !EMPTY.equals( dialog.getType() )
&& !EMPTY.equals( dialog.getValuesIn() ) )
{
setValue( L_CURLY_TYPE + dialog.getType() + SEP_VALUESIN + dialog.getValuesIn() + R_CURLY );
return true;
}
}
return false;
}
/**
* {@inheritDoc}
*
* Returns an AttributeTypeAndValueValueEditorRawValueWrapper.
*/
public Object getRawValue( IValue value )
{
if ( value != null )
{
return getRawValue( value.getAttribute().getEntry().getBrowserConnection(), value
.getStringValue() );
}
return null;
}
private Object getRawValue( IBrowserConnection connection, Object value )
{
Schema schema = null;
if ( connection != null )
{
schema = connection.getSchema();
}
if ( schema == null || !( value instanceof String ) )
{
return null;
}
String stringValue = ( String ) value;
String type = EMPTY;
String valuesIn = EMPTY;
try
{
// for example: { type sn, valuesIn cn }
Pattern pattern = Pattern
.compile( "\\s*\\{\\s*type\\s*([^,\\s]*)\\s*,\\s*valuesIn\\s*([^,\\s]*)\\s*\\}\\s*" ); //$NON-NLS-1$
Matcher matcher = pattern.matcher( stringValue );
type = matcher.matches() ? matcher.group( 1 ) : EMPTY;
valuesIn = matcher.matches() ? matcher.group( 2 ) : EMPTY;
}
catch ( Throwable e )
{
e.printStackTrace();
}
RestrictedByValueEditorRawValueWrapper wrapper = new RestrictedByValueEditorRawValueWrapper( schema, type,
valuesIn );
return wrapper;
}
/**
* The RestrictedByValueEditorRawValueWrapper is used to pass contextual
* information to the opened RestrictedByDialog.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
private class RestrictedByValueEditorRawValueWrapper
{
/**
* The schema, used in RestrictedByDialog to build the list
* with possible attribute types.
*/
private final Schema schema;
/** The type, used as initial type. */
private final String type;
/** The values in, used as initial values in. */
private final String valuesIn;
/**
* Creates a new instance of RestrictedByValueEditorRawValueWrapper.
*
* @param schema the schema
* @param type the type
* @param valuesIn the values in
*/
private RestrictedByValueEditorRawValueWrapper( Schema schema, String type, String valuesIn )
{
this.schema = schema;
this.type = type;
this.valuesIn = valuesIn;
}
}
/**
* This class provides a dialog to enter the RestrictedBy values.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
private class RestrictedByDialog extends Dialog
{
/** The schema. */
private Schema schema;
/** The initial type. */
private String initialType;
/** The initial values in. */
private String initialValuesIn;
/** The type combo. */
private Combo typeCombo;
/** The values in combo. */
private Combo valuesInCombo;
/** The return type. */
private String returnType;
/** The return values in. */
private String returnValuesIn;
/**
* Creates a new instance of RestrictedByDialog.
*
* @param parentShell the parent shell
* @param schema the schema
* @param initialType the initial type
* @param initialValuesIn the initial values in
*/
public RestrictedByDialog( Shell parentShell, Schema schema, String initialType, String initialValuesIn )
{
super( parentShell );
super.setShellStyle( super.getShellStyle() | SWT.RESIZE );
this.initialType = initialType;
this.initialValuesIn = initialValuesIn;
this.schema = schema;
this.returnType = null;
this.returnValuesIn = null;
}
/**
* {@inheritDoc}
*/
protected void configureShell( Shell shell )
{
super.configureShell( shell );
shell.setText( Messages.getString( "RestrictedByValueEditor.title" ) ); //$NON-NLS-1$
shell.setImage( Activator.getDefault().getImage( Messages.getString( "RestrictedByValueEditor.icon" ) ) ); //$NON-NLS-1$
}
/**
* {@inheritDoc}
*/
protected void okPressed()
{
returnType = typeCombo.getText();
returnValuesIn = valuesInCombo.getText();
super.okPressed();
}
/**
* {@inheritDoc}
*/
protected Control createDialogArea( Composite parent )
{
// create composite
Composite composite = ( Composite ) super.createDialogArea( parent );
GridData gd = new GridData( GridData.FILL_BOTH );
gd.widthHint = convertHorizontalDLUsToPixels( IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH );
composite.setLayoutData( gd );
composite.setLayout( new GridLayout( 5, false ) );
BaseWidgetUtils.createLabel( composite, L_CURLY_TYPE, 1 );
// combo widget
Collection<String> names = SchemaUtils.getNames( schema.getAttributeTypeDescriptions() );
String[] allAtNames = names.toArray( new String[names.size()] );
Arrays.sort( allAtNames );
// type combo with field decoration and content proposal
typeCombo = BaseWidgetUtils.createCombo( composite, allAtNames, -1, 1 );
typeCombo.setText( initialType );
new ExtendedContentAssistCommandAdapter( typeCombo, new ComboContentAdapter(),
new ListContentProposalProvider( typeCombo.getItems() ), null, null, true );
BaseWidgetUtils.createLabel( composite, SEP_VALUESIN, 1 );
// valuesIn combo with field decoration and content proposal
valuesInCombo = BaseWidgetUtils.createCombo( composite, allAtNames, -1, 1 );
valuesInCombo.setText( initialValuesIn );
new ExtendedContentAssistCommandAdapter( valuesInCombo, new ComboContentAdapter(),
new ListContentProposalProvider( valuesInCombo.getItems() ), null, null, true );
BaseWidgetUtils.createLabel( composite, R_CURLY, 1 );
applyDialogFont( composite );
return composite;
}
/**
* Gets the type.
*
* @return the type, null if canceled
*/
public String getType()
{
return returnType;
}
/**
* Gets the values in.
*
* @return the values in, null if canceled
*/
public String getValuesIn()
{
return returnValuesIn;
}
}
}