001 // License: GPL. For details, see LICENSE file.
002 package org.openstreetmap.josm.gui.io;
003
004 import static org.openstreetmap.josm.tools.I18n.tr;
005
006 import java.awt.BorderLayout;
007 import java.awt.Dimension;
008 import java.awt.FlowLayout;
009 import java.awt.Font;
010 import java.awt.GridBagConstraints;
011 import java.awt.GridBagLayout;
012 import java.awt.Insets;
013 import java.awt.event.ActionEvent;
014 import java.awt.event.FocusAdapter;
015 import java.awt.event.FocusEvent;
016 import java.awt.event.KeyEvent;
017 import java.awt.event.KeyListener;
018 import java.awt.event.WindowAdapter;
019 import java.awt.event.WindowEvent;
020
021 import javax.swing.AbstractAction;
022 import javax.swing.BorderFactory;
023 import javax.swing.JCheckBox;
024 import javax.swing.JComponent;
025 import javax.swing.JDialog;
026 import javax.swing.JLabel;
027 import javax.swing.JPanel;
028 import javax.swing.JPasswordField;
029 import javax.swing.JTextField;
030 import javax.swing.KeyStroke;
031
032 import org.openstreetmap.josm.Main;
033 import org.openstreetmap.josm.gui.JMultilineLabel;
034 import org.openstreetmap.josm.gui.SideButton;
035 import org.openstreetmap.josm.gui.help.ContextSensitiveHelpAction;
036 import org.openstreetmap.josm.gui.help.HelpUtil;
037 import org.openstreetmap.josm.gui.preferences.server.ProxyPreferencesPanel;
038 import org.openstreetmap.josm.io.OsmApi;
039 import org.openstreetmap.josm.tools.ImageProvider;
040 import org.openstreetmap.josm.tools.Utils;
041 import org.openstreetmap.josm.tools.WindowGeometry;
042
043 public class CredentialDialog extends JDialog {
044
045 static public CredentialDialog getOsmApiCredentialDialog(String username, String password, String host, String saveUsernameAndPasswordCheckboxText) {
046 CredentialDialog dialog = new CredentialDialog(saveUsernameAndPasswordCheckboxText);
047 if (Utils.equal(OsmApi.getOsmApi().getHost(), host)) {
048 dialog.prepareForOsmApiCredentials(username, password);
049 } else {
050 dialog.prepareForOtherHostCredentials(username, password, host);
051 }
052 dialog.pack();
053 return dialog;
054 }
055
056 static public CredentialDialog getHttpProxyCredentialDialog(String username, String password, String host, String saveUsernameAndPasswordCheckboxText) {
057 CredentialDialog dialog = new CredentialDialog(saveUsernameAndPasswordCheckboxText);
058 dialog.prepareForProxyCredentials(username, password);
059 dialog.pack();
060 return dialog;
061 }
062
063 private boolean canceled;
064 protected CredentialPanel pnlCredentials;
065 String saveUsernameAndPasswordCheckboxText;
066
067 public boolean isCanceled() {
068 return canceled;
069 }
070
071 protected void setCanceled(boolean canceled) {
072 this.canceled = canceled;
073 }
074
075 @Override
076 public void setVisible(boolean visible) {
077 if (visible) {
078 WindowGeometry.centerInWindow(Main.parent, new Dimension(350,300)).applySafe(this);
079 }
080 super.setVisible(visible);
081 }
082
083 protected JPanel createButtonPanel() {
084 JPanel pnl = new JPanel(new FlowLayout());
085 pnl.add(new SideButton(new OKAction()));
086 pnl.add(new SideButton(new CancelAction()));
087 pnl.add(new SideButton(new ContextSensitiveHelpAction(HelpUtil.ht("/Dialog/Password"))));
088 return pnl;
089 }
090
091 protected void build() {
092 getContentPane().setLayout(new BorderLayout());
093 getContentPane().add(createButtonPanel(), BorderLayout.SOUTH);
094
095 addWindowListener(new WindowEventHander());
096 getRootPane().getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), "escape");
097 getRootPane().getActionMap().put("escape", new CancelAction());
098
099 getRootPane().setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
100 }
101
102 public CredentialDialog(String saveUsernameAndPasswordCheckboxText) {
103 this.saveUsernameAndPasswordCheckboxText = saveUsernameAndPasswordCheckboxText;
104 setModalityType(ModalityType.DOCUMENT_MODAL);
105 try {
106 setAlwaysOnTop(true);
107 } catch(SecurityException e) {
108 System.out.println(tr("Warning: failed to put Credential Dialog always on top. Caught security exception."));
109 }
110 build();
111 }
112
113 public void prepareForOsmApiCredentials(String username, String password) {
114 setTitle(tr("Enter credentials for OSM API"));
115 getContentPane().add(pnlCredentials = new OsmApiCredentialsPanel(this), BorderLayout.CENTER);
116 pnlCredentials.init(username, password);
117 validate();
118 }
119
120 public void prepareForOtherHostCredentials(String username, String password, String host) {
121 setTitle(tr("Enter credentials for host"));
122 getContentPane().add(pnlCredentials = new OtherHostCredentialsPanel(this, host), BorderLayout.CENTER);
123 pnlCredentials.init(username, password);
124 validate();
125 }
126
127 public void prepareForProxyCredentials(String username, String password) {
128 setTitle(tr("Enter credentials for HTTP proxy"));
129 getContentPane().add(pnlCredentials = new HttpProxyCredentialsPanel(this), BorderLayout.CENTER);
130 pnlCredentials.init(username, password);
131 validate();
132 }
133
134 public String getUsername() {
135 if (pnlCredentials== null) return null;
136 return pnlCredentials.getUserName();
137 }
138
139 public char[] getPassword() {
140 if (pnlCredentials== null) return null;
141 return pnlCredentials.getPassword();
142 }
143
144 public boolean isSaveCredentials() {
145 if (pnlCredentials== null) return false;
146 return pnlCredentials.isSaveCredentials();
147 }
148
149 protected static class CredentialPanel extends JPanel {
150 protected JTextField tfUserName;
151 protected JPasswordField tfPassword;
152 protected JCheckBox cbSaveCredentials;
153 protected JMultilineLabel lblHeading;
154 protected JMultilineLabel lblWarning;
155 protected CredentialDialog owner; // owner Dependency Injection to use Key listeners for username and password text fields
156
157 protected void build() {
158 tfUserName = new JTextField(20);
159 tfPassword = new JPasswordField(20);
160 tfUserName.addFocusListener(new SelectAllOnFocusHandler());
161 tfPassword.addFocusListener(new SelectAllOnFocusHandler());
162 tfUserName.addKeyListener(new TFKeyListener(owner, tfUserName, tfPassword));
163 tfPassword.addKeyListener(new TFKeyListener(owner, tfPassword, tfUserName));
164 cbSaveCredentials = new JCheckBox(owner.saveUsernameAndPasswordCheckboxText);
165
166 setLayout(new GridBagLayout());
167 GridBagConstraints gc = new GridBagConstraints();
168 gc.gridwidth = 2;
169 gc.gridheight = 1;
170 gc.fill = GridBagConstraints.HORIZONTAL;
171 gc.weightx = 1.0;
172 gc.weighty = 0.0;
173 gc.insets = new Insets(0,0,10,0);
174 add(lblHeading = new JMultilineLabel(""), gc);
175
176 gc.gridx = 0;
177 gc.gridy = 1;
178 gc.gridwidth = 1;
179 gc.gridheight = 1;
180 gc.fill = GridBagConstraints.HORIZONTAL;
181 gc.weightx = 0.0;
182 gc.weighty = 0.0;
183 gc.insets = new Insets(0,0,10,10);
184 add(new JLabel(tr("Username")), gc);
185 gc.gridx = 1;
186 gc.gridy = 1;
187 gc.weightx = 1.0;
188 add(tfUserName, gc);
189 gc.gridx = 0;
190 gc.gridy = 2;
191 gc.weightx = 0.0;
192 add(new JLabel(tr("Password")), gc);
193
194 gc.gridx = 1;
195 gc.gridy = 2;
196 gc.weightx = 0.0;
197 add(tfPassword, gc);
198
199 gc.gridx = 0;
200 gc.gridy = 3;
201 gc.gridwidth = 2;
202 gc.gridheight = 1;
203 gc.fill = GridBagConstraints.BOTH;
204 gc.weightx = 1.0;
205 gc.weighty = 0.0;
206 lblWarning = new JMultilineLabel("");
207 lblWarning.setFont(lblWarning.getFont().deriveFont(Font.ITALIC));
208 add(lblWarning, gc);
209
210 gc.gridx = 0;
211 gc.gridy = 4;
212 gc.weighty = 0.0;
213 add(cbSaveCredentials, gc);
214
215 // consume the remaining space
216 gc.gridx = 0;
217 gc.gridy = 5;
218 gc.weighty = 1.0;
219 add(new JPanel(),gc);
220
221 }
222
223 public CredentialPanel(CredentialDialog owner) {
224 this.owner = owner;
225 }
226
227 public void init(String username, String password) {
228 username = username == null ? "" : username;
229 password = password == null ? "" : password;
230 tfUserName.setText(username);
231 tfPassword.setText(password);
232 cbSaveCredentials.setSelected(!username.equals("") && ! password.equals(""));
233 }
234
235 public void startUserInput() {
236 tfUserName.requestFocusInWindow();
237 }
238
239 public String getUserName() {
240 return tfUserName.getText();
241 }
242
243 public char[] getPassword() {
244 return tfPassword.getPassword();
245 }
246
247 public boolean isSaveCredentials() {
248 return cbSaveCredentials.isSelected();
249 }
250 }
251
252 private static class OsmApiCredentialsPanel extends CredentialPanel {
253
254 @Override
255 protected void build() {
256 super.build();
257 tfUserName.setToolTipText(tr("Please enter the user name of your OSM account"));
258 tfPassword.setToolTipText(tr("Please enter the password of your OSM account"));
259 lblHeading.setText(
260 "<html>" + tr("Authenticating at the OSM API ''{0}'' failed. Please enter a valid username and a valid password.",
261 OsmApi.getOsmApi().getBaseUrl()) + "</html>");
262 lblWarning.setText(tr("Warning: The password is transferred unencrypted."));
263 }
264
265 public OsmApiCredentialsPanel(CredentialDialog owner) {
266 super(owner);
267 build();
268 }
269 }
270
271 private static class OtherHostCredentialsPanel extends CredentialPanel {
272
273 String host;
274
275 @Override
276 protected void build() {
277 super.build();
278 tfUserName.setToolTipText(tr("Please enter the user name of your account"));
279 tfPassword.setToolTipText(tr("Please enter the password of your account"));
280 lblHeading.setText(
281 "<html>" + tr("Authenticating at the host ''{0}'' failed. Please enter a valid username and a valid password.",
282 host) + "</html>");
283 lblWarning.setText(tr("Warning: The password is transferred unencrypted."));
284 }
285
286 public OtherHostCredentialsPanel(CredentialDialog owner, String host) {
287 super(owner);
288 this.host = host;
289 build();
290 }
291 }
292
293 private static class HttpProxyCredentialsPanel extends CredentialPanel {
294 @Override
295 protected void build() {
296 super.build();
297 tfUserName.setToolTipText(tr("Please enter the user name for authenticating at your proxy server"));
298 tfPassword.setToolTipText(tr("Please enter the password for authenticating at your proxy server"));
299 lblHeading.setText(
300 "<html>" + tr("Authenticating at the HTTP proxy ''{0}'' failed. Please enter a valid username and a valid password.",
301 Main.pref.get(ProxyPreferencesPanel.PROXY_HTTP_HOST) + ":" + Main.pref.get(ProxyPreferencesPanel.PROXY_HTTP_PORT)) + "</html>");
302 lblWarning.setText("<html>" + tr("Warning: depending on the authentication method the proxy server uses the password may be transferred unencrypted.") + "</html>");
303 }
304
305 public HttpProxyCredentialsPanel(CredentialDialog owner) {
306 super(owner);
307 build();
308 }
309 }
310
311 static private class SelectAllOnFocusHandler extends FocusAdapter {
312 @Override
313 public void focusGained(FocusEvent e) {
314 if (e.getSource() instanceof JTextField) {
315 JTextField tf = (JTextField)e.getSource();
316 tf.selectAll();
317 }
318 }
319 }
320
321 /**
322 * Listener for username and password text fields key events.
323 * When user presses Enter:
324 * If current text field is empty (or just contains a sequence of spaces), nothing happens (or all spaces become selected).
325 * If current text field is not empty, but the next one is (or just contains a sequence of spaces), focuses the next text field.
326 * If both text fields contain characters, submits the form by calling owner's {@link OKAction}.
327 */
328 static private class TFKeyListener implements KeyListener{
329 protected CredentialDialog owner; // owner Dependency Injection to call OKAction
330 protected JTextField currentTF;
331 protected JTextField nextTF;
332
333 public TFKeyListener (CredentialDialog owner, JTextField currentTF, JTextField nextTF)
334 {
335 this.owner = owner;
336 this.currentTF = currentTF;
337 this.nextTF = nextTF;
338 }
339
340 @Override
341 public void keyPressed(KeyEvent e) {
342 if(e.getKeyChar() == KeyEvent.VK_ENTER) {
343 if (currentTF.getText().trim().isEmpty()) {
344 currentTF.selectAll();
345 return;
346 } else if (nextTF.getText().trim().isEmpty()) {
347 nextTF.requestFocusInWindow();
348 nextTF.selectAll();
349 return;
350 } else {
351 OKAction okAction = owner.new OKAction();
352 okAction.actionPerformed(null);
353 }
354 }
355 }
356
357 @Override
358 public void keyReleased ( KeyEvent e ){
359 }
360
361 @Override
362 public void keyTyped ( KeyEvent e ){
363 }
364 }
365
366 class OKAction extends AbstractAction {
367 public OKAction() {
368 putValue(NAME, tr("Authenticate"));
369 putValue(SHORT_DESCRIPTION, tr("Authenticate with the supplied username and password"));
370 putValue(SMALL_ICON, ImageProvider.get("ok"));
371 }
372
373 @Override
374 public void actionPerformed(ActionEvent arg0) {
375 setCanceled(false);
376 setVisible(false);
377 }
378 }
379
380 class CancelAction extends AbstractAction {
381 public CancelAction() {
382 putValue(NAME, tr("Cancel"));
383 putValue(SHORT_DESCRIPTION, tr("Cancel authentication"));
384 putValue(SMALL_ICON, ImageProvider.get("cancel"));
385 }
386
387 public void cancel() {
388 setCanceled(true);
389 setVisible(false);
390 }
391
392 @Override
393 public void actionPerformed(ActionEvent arg0) {
394 cancel();
395 }
396 }
397
398 class WindowEventHander extends WindowAdapter {
399
400 @Override
401 public void windowActivated(WindowEvent e) {
402 if (pnlCredentials != null) {
403 pnlCredentials.startUserInput();
404 }
405 }
406
407 @Override
408 public void windowClosing(WindowEvent e) {
409 new CancelAction().cancel();
410 }
411 }
412 }