blob: 61e80e6acca9976783c67879c465ccab9fbc2fd2 [file] [log] [blame]
/*
* 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.taverna.workbench.file.impl.actions;
import static java.awt.EventQueue.invokeLater;
import static javax.swing.JOptionPane.ERROR_MESSAGE;
import static javax.swing.JOptionPane.showMessageDialog;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import org.apache.taverna.workbench.helper.HelpEnabledDialog;
import org.apache.commons.codec.binary.Base64;
import org.apache.log4j.Logger;
/**
* Simple dialogue to handle username/password input for workflow URL requiring
* http authentication.
*
* @author Stuart Owen
* @author Stian Soiland-Reyes
* @author Alan R Williams
*/
@SuppressWarnings("serial")
public class PasswordInput extends HelpEnabledDialog {
private static Logger logger = Logger.getLogger(PasswordInput.class);
private String password = null;
private String username = null;
private URL url = null;
private int tryCount = 0;
private final static int MAX_TRIES = 3;
private JButton cancelButton;
private JLabel jLabel1;
private JLabel jLabel2;
private JLabel messageLabel;
private JButton okButton;
private JPasswordField passwordTextField;
private JLabel urlLabel;
private JTextField usernameTextField;
public void setUrl(URL url) {
this.url = url;
urlLabel.setText(url.toExternalForm());
}
public String getPassword() {
return password;
}
public String getUsername() {
return username;
}
public PasswordInput(JFrame parent) {
super(parent, "Authorization", true, null);
initComponents();
}
/** Creates new form PasswordInput */
public PasswordInput() {
super((JFrame) null, "Authorization", true, null);
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
private void initComponents() {
usernameTextField = new javax.swing.JTextField();
cancelButton = new javax.swing.JButton();
okButton = new javax.swing.JButton();
passwordTextField = new javax.swing.JPasswordField();
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
messageLabel = new javax.swing.JLabel();
urlLabel = new javax.swing.JLabel();
getContentPane().setLayout(null);
setModal(true);
// setResizable(false);
getContentPane().add(usernameTextField);
usernameTextField.setBounds(20, 80, 280, 22);
cancelButton.setText("Cancel");
cancelButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent evt) {
cancelButtonActionPerformed(evt);
}
});
getContentPane().add(cancelButton);
cancelButton.setBounds(230, 160, 75, 29);
okButton.setText("OK");
okButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent evt) {
okButtonActionPerformed(evt);
}
});
getContentPane().add(okButton);
okButton.setBounds(150, 160, 75, 29);
getContentPane().add(passwordTextField);
passwordTextField.setBounds(20, 130, 280, 22);
jLabel1.setText("Username");
getContentPane().add(jLabel1);
jLabel1.setBounds(20, 60, 70, 16);
jLabel2.setText("Password");
getContentPane().add(jLabel2);
jLabel2.setBounds(20, 110, 70, 16);
messageLabel.setText("A username and password is required for:");
getContentPane().add(messageLabel);
messageLabel.setBounds(20, 10, 270, 20);
urlLabel.setText("service");
getContentPane().add(urlLabel);
urlLabel.setBounds(20, 30, 270, 16);
pack();
}
private void okButtonActionPerformed(ActionEvent evt) {//GEN-FIRST:event_okButtonActionPerformed
String password = String.valueOf(passwordTextField.getPassword());
String username = usernameTextField.getText();
HttpURLConnection connection;
try {
connection = (HttpURLConnection) url.openConnection();
String userPassword = username + ":" + password;
/*
* Note: non-latin1 support for basic auth is fragile/unsupported
* and must be MIME-encoded (RFC2047) according to
* https://bugzilla.mozilla.org/show_bug.cgi?id=41489
*/
byte[] encoded = Base64.encodeBase64(userPassword
.getBytes("latin1"));
connection.setRequestProperty("Authorization", "Basic "
+ new String(encoded, "ascii"));
connection.setRequestProperty("Accept", "text/xml");
int code = connection.getResponseCode();
/*
* NB: myExperiment gives a 500 response for an invalid
* username/password
*/
if (code == 401 || code == 500) {
tryCount++;
showMessageDialog(this, "The username and password failed",
"Invalid username or password", ERROR_MESSAGE);
if (tryCount >= MAX_TRIES) { // close after 3 attempts.
this.password = null;
this.username = null;
this.setVisible(false);
}
} else {
this.username = username;
this.password = password;
this.setVisible(false);
}
} catch (IOException ex) {
logger.error("Could not get password", ex);
}
}
private void cancelButtonActionPerformed(ActionEvent evt) {
this.password = null;
this.username = null;
this.setVisible(false);
}
/**
* @param args
* the command line arguments
*/
public static void main(String args[]) {
invokeLater(new Runnable() {
@Override
public void run() {
new PasswordInput().setVisible(true);
}
});
}
}