/**
* 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.guvnor.tools.wizards;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Map;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.wizard.IWizardContainer;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.dnd.DND;
import org.eclipse.swt.dnd.DropTarget;
import org.eclipse.swt.dnd.DropTargetEvent;
import org.eclipse.swt.dnd.DropTargetListener;
import org.eclipse.swt.dnd.TextTransfer;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.guvnor.tools.Activator;
import org.guvnor.tools.Messages;
import org.guvnor.tools.preferences.GuvnorPreferencePage;
import org.guvnor.tools.utils.PlatformUtils;
/**
* Wizard page for entering Guvnor connection details.
* @author jgraham
*/
public class GuvnorMainConfigPage extends WizardPage {
private Text serverField;
private Text portField;
private Text replocField;
private Text unField;
private Text pwField;
private Button cbSavePassword;
private boolean saveAuthInfo;
private Label warningLabel;
public GuvnorMainConfigPage(String pageName) {
super(pageName);
}
public GuvnorMainConfigPage(String pageName, String title, ImageDescriptor titleImage) {
super(pageName, title, titleImage);
}
public void createControl(Composite parent) {
Composite composite = PlatformUtils.createComposite(parent, 2);
new Label(composite, SWT.NONE).setText(Messages.getString("mainconfig.guvnor.loc")); //$NON-NLS-1$
serverField = new Text(composite, SWT.SINGLE | SWT.BORDER);
serverField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
serverField.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateModel();
}
});
addDropSupport(serverField);
serverField.setFocus();
new Label(composite, SWT.NONE).setText(Messages.getString("mainconfig.port")); //$NON-NLS-1$
portField = new Text(composite, SWT.SINGLE | SWT.BORDER);
portField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
portField.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateModel();
}
});
new Label(composite, SWT.NONE).setText(Messages.getString("mainconfig.rep")); //$NON-NLS-1$
replocField = new Text(composite, SWT.SINGLE | SWT.BORDER);
replocField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
replocField.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateModel();
}
});
new Label(composite, SWT.NONE).setText(Messages.getString("mainconfig.user.name")); //$NON-NLS-1$
unField = new Text(composite, SWT.SINGLE | SWT.BORDER);
unField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
unField.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateModel();
}
});
new Label(composite, SWT.NONE).setText(Messages.getString("mainconfig.password")); //$NON-NLS-1$
pwField = new Text(composite, SWT.SINGLE | SWT.BORDER | SWT.PASSWORD);
pwField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
pwField.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateModel();
}
});
new Label(composite, SWT.NONE).setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Composite pwgroup = PlatformUtils.createComposite(composite, 2);
cbSavePassword = new Button(pwgroup, SWT.CHECK);
cbSavePassword.addSelectionListener(new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent e) { }
public void widgetSelected(SelectionEvent e) {
saveAuthInfo = cbSavePassword.getSelection();
warningLabel.setEnabled(saveAuthInfo);
updateModel();
}
});
boolean shouldSavePasswords = shouldSavePasswords();
// WTF? setSelection(true) is not picked up by the control, so we have to set
// this initial value explicitly. After that toggle seems to work...
saveAuthInfo = shouldSavePasswords;
cbSavePassword.setSelection(shouldSavePasswords);
new Label(pwgroup, SWT.NONE).setText(Messages.getString("mainconfig.save.password")); //$NON-NLS-1$
new Label(composite, SWT.NONE).setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
warningLabel = new Label(composite, SWT.WRAP);
warningLabel.setText(Messages.getString("password.warning")); //$NON-NLS-1$
warningLabel.setEnabled(shouldSavePasswords);
super.setControl(composite);
}
private void addDropSupport(Text field) {
int operations = DND.DROP_COPY | DND.DROP_DEFAULT;
DropTarget target = new DropTarget(field, operations);
final TextTransfer textTransfer = TextTransfer.getInstance();
Transfer[] types = new Transfer[] { textTransfer };
target.setTransfer(types);
target.addDropListener(new DropTargetListener() {
public void dragEnter(DropTargetEvent event) {
if (event.detail == DND.DROP_DEFAULT) {
if ((event.operations & DND.DROP_COPY) != 0) {
event.detail = DND.DROP_COPY;
} else {
event.detail = DND.DROP_NONE;
}
}
}
public void dragLeave(DropTargetEvent event) { }
public void dragOperationChanged(DropTargetEvent event) {
if (event.detail == DND.DROP_DEFAULT) {
if ((event.operations & DND.DROP_COPY) != 0) {
event.detail = DND.DROP_COPY;
} else {
event.detail = DND.DROP_NONE;
}
}
}
public void dragOver(DropTargetEvent event) {
event.feedback = DND.FEEDBACK_SELECT | DND.FEEDBACK_SCROLL;
}
public void drop(DropTargetEvent event) {
if (textTransfer.isSupportedType(event.currentDataType)) {
parseCandidateUrl((String)event.data);
}
}
public void dropAccept(DropTargetEvent event) { }
});
}
private void parseCandidateUrl(String dropped) {
try {
URL server = new URL(dropped);
serverField.setText(server.getHost());
if (server.getPort() != -1) {
portField.setText(String.valueOf(server.getPort()));
}
replocField.setText(server.getFile());
} catch (MalformedURLException e) {
Activator.getDefault().writeLog(IStatus.ERROR, e.getMessage(), e);
}
}
private void updateModel() {
GuvWizardModel model = ((IGuvnorWizard)super.getWizard()).getModel();
try {
URL server = validateUrl();
model.setRepLocation(server.toString());
model.setUsername(unField.getText());
model.setPassword(pwField.getText());
model.setSaveAuthInfo(saveAuthInfo);
model.setCreateNewRep(true);
} catch (Exception e) {
model.setRepLocation(null);
}
IWizardContainer container = super.getWizard().getContainer();
if (container != null) {
container.updateButtons();
}
}
private URL validateUrl() throws Exception {
// If the server text box is empty, this is not a valid location
if (serverField.getText().trim().length() == 0) {
return null;
}
// First we'll test if the server text box is a complete
// URL in itself. If so, we'll parse it out into the other
// fields and leave early
URL res = testCompleteField();
if (res != null) {
return res;
}
// Try to construct a valid URL from the text boxes
String repPath = null;
if (replocField.getText().trim().length() > 0) {
if (replocField.getText().startsWith("/")) { //$NON-NLS-1$
repPath = replocField.getText();
} else {
repPath = "/" + replocField.getText(); //$NON-NLS-1$
}
} else {
repPath = ""; //$NON-NLS-1$
}
if (portField.getText().trim().length() > 0) {
int port = Integer.parseInt(portField.getText());
res = new URL("http", serverField.getText(), port, repPath); //$NON-NLS-1$
} else {
res = new URL("http", serverField.getText(), repPath); //$NON-NLS-1$
}
return res;
}
private URL testCompleteField() {
URL res = null;
try {
res = new URL(serverField.getText());
parseCandidateUrl(res.toString());
} catch (MalformedURLException e) {
// If it is not a valid URL, we just move along...
}
return res;
}
@Override
public boolean isPageComplete() {
GuvWizardModel model = ((IGuvnorWizard)super.getWizard()).getModel();
return model.getRepLocation() != null;
}
private boolean initialized = false;
@Override
public void setVisible(boolean visible) {
if (visible && !initialized) {
// See if there is a preference setting for the default values and, if so, use it
String guvnorLocTemplate = getGuvnorLocation();
if (guvnorLocTemplate != null && guvnorLocTemplate.trim().length() > 0) {
parseCandidateUrl(guvnorLocTemplate);
}
initialized = true;
initializeUserInfo(getSecurityInfo());
}
super.setVisible(visible);
}
protected String getGuvnorLocation(){
return GuvnorPreferencePage.getGuvnorTemplatePref();
}
protected Map getSecurityInfo(){
return null;
}
protected boolean shouldSavePasswords(){
return GuvnorPreferencePage.shouldSavePasswords();
}
private void initializeUserInfo(Map info) {
if (info == null) {
return;
}
String un = (String) info.get("username"); //$NON-NLS-1$
if (un != null) {
unField.setText(un);
}
String pw = (String) info.get("password"); //$NON-NLS-1$
if (pw != null) {
pwField.setText(pw);
}
}
}