eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/dialog/RemotingLoginDialog.java

   1 // $Id$
   2 /**
   3  * Copyright (C) 2015 EDIT
   4  * European Distributed Institute of Taxonomy
   5  * http://www.e-taxonomy.eu
   6  *
   7  * The contents of this file are subject to the Mozilla Public License Version 1.1
   8  * See LICENSE.TXT at the top of this package for the full license terms.
   9  */
  10 package eu.etaxonomy.taxeditor.ui.dialog;
  11
  12 import java.util.HashMap;
  13 import java.util.List;
  14 import java.util.Map;
  15
  16 import org.eclipse.core.runtime.IProgressMonitor;
  17 import org.eclipse.core.runtime.IStatus;
  18 import org.eclipse.core.runtime.Status;
  19 import org.eclipse.core.runtime.jobs.Job;
  20 import org.eclipse.core.runtime.preferences.ConfigurationScope;
  21 import org.eclipse.core.runtime.preferences.IEclipsePreferences;
  22 import org.eclipse.swt.SWT;
  23 import org.eclipse.swt.custom.StyledText;
  24 import org.eclipse.swt.events.MouseAdapter;
  25 import org.eclipse.swt.events.MouseEvent;
  26 import org.eclipse.swt.events.SelectionAdapter;
  27 import org.eclipse.swt.events.SelectionEvent;
  28 import org.eclipse.swt.graphics.Point;
  29 import org.eclipse.swt.layout.FillLayout;
  30 import org.eclipse.swt.layout.GridData;
  31 import org.eclipse.swt.layout.GridLayout;
  32 import org.eclipse.swt.widgets.Button;
  33 import org.eclipse.swt.widgets.Combo;
  34 import org.eclipse.swt.widgets.Composite;
  35 import org.eclipse.swt.widgets.Dialog;
  36 import org.eclipse.swt.widgets.Display;
  37 import org.eclipse.swt.widgets.Label;
  38 import org.eclipse.swt.widgets.Shell;
  39 import org.eclipse.swt.widgets.Text;
  40 import org.eclipse.ui.forms.events.ExpansionEvent;
  41 import org.eclipse.ui.forms.events.IExpansionListener;
  42 import org.eclipse.ui.forms.widgets.ExpandableComposite;
  43 import org.eclipse.wb.swt.SWTResourceManager;
  44 import org.osgi.service.prefs.BackingStoreException;
  45 import org.osgi.service.prefs.Preferences;
  46
  47 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  48 import eu.etaxonomy.taxeditor.remoting.server.CDMServerException;
  49 import eu.etaxonomy.taxeditor.remoting.source.CdmRemoteSource;
  50 import eu.etaxonomy.taxeditor.remoting.source.CdmServerInfo;
  51 import eu.etaxonomy.taxeditor.remoting.source.CdmServerInfo.CdmInstanceInfo;
  52 import eu.etaxonomy.taxeditor.remoting.source.ICdmRemoteSource;
  53 import eu.etaxonomy.taxeditor.store.CdmStore;
  54
  55 /**
  56  * @author cmathew
  57  * @date 20 Jan 2015
  58  *
  59  */
  60 public class RemotingLoginDialog extends Dialog {
  61
  62     protected Object result;
  63     protected Shell shlConnect;
  64     private Text txtCdmServerStatus;
  65     private Text txtCdmInstanceStatus;
  66     private Combo comboCdmServer;
  67     private Combo comboCdmInstance;
  68     private Button btnConnect;
  69
  70     private final Map<String, CdmServerInfo> csiiMap = new HashMap<String, CdmServerInfo>();
  71
  72     private final static String STATUS_AVAILABLE = "Available";
  73     private final static String STATUS_NOT_AVAILABLE = "Not Available";
  74     private final static String STATUS_RETRIEVING = "Retrieving ...";
  75     private final static String STATUS_CHECKING_AVAILABILITY = "Checking ...";
  76     private final static String STATUS_NO_INSTANCES = "No Instances Found";
  77     private final static String STATUS_ERROR = "Error";
  78     private final static String STATUS_REMOTING_NOT_ACTIVATED = "Remoting not activated";
  79     private final static String STORE_PREFERENCES_NODE = "eu.etaxonomy.taxeditor.store";
  80
  81     private final static String LOGIN_NODE = "login";
  82     private final static String USERNAME_SUFFIX = "_username";
  83     private final static String PASSWORD_SUFFIX = "_password";
  84
  85     private final static String LAST_SERVER_INSTANCE_NODE = "lastServerInstance";
  86     private final static String LAST_SERVER_KEY = "lastServerKey";
  87     private final static String LAST_INSTANCE_KEY = "lastInstanceKey";
  88
  89
  90     private Composite remotingComposite;
  91     private CdmServerInfo selectedCsii;
  92     private CdmInstanceInfo selectedCdmInstance;
  93     private Button btnCdmServerRefresh;
  94     private Composite loginComposite;
  95     private Label lblLogin;
  96     private Text txtLogin;
  97     private Label lblPassword;
  98     private Text txtPassword;
  99     private Button btnRememberMe;
 100     private Composite compAdvanced;
 101     private Label lblPort;
 102     private Text txtPort;
 103     private Label lblServerVersion;
 104     private Text txtServerVersion;
 105     private ExpandableComposite xpndblcmpstAdvanced;
 106     private StyledText styledTxtMessage;
 107
 108
 109     private final int MIN_WIDTH = 530;
 110     private final int MIN_HEIGHT = 220;
 111     private final int MIN_EXP_HEIGHT = 350;
 112     private final int MESSAGE_HEIGHT = 25;
 113     private Label lblEditorVersion;
 114     private Text txtEditorVersion;
 115     private Label lblServerCDMVersion;
 116     private Text txtServerCDMVersion;
 117     private Label lblEditorCDMVersion;
 118     private Text txtEditorCDMVersion;
 119
 120     private String serverName, instanceName;
 121     private boolean autoConnect = false;
 122     private boolean loadLoginPrefs = true;
 123     private boolean isDevRemoteSource = false;
 124
 125     /**
 126      * Create the dialog.
 127      * @param parent
 128      * @param style
 129      */
 130     public RemotingLoginDialog(Shell parent, int style) {
 131         super(parent, style);
 132         setText("Login");
 133     }
 134
 135     public Object open(CdmRemoteSource source, boolean loadLoginPrefs, boolean autoConnect) {
 136         this.loadLoginPrefs = loadLoginPrefs;
 137         this.serverName = source.getName();
 138         String contextPath = source.getContextPath();
 139         this.instanceName = contextPath.substring(contextPath.lastIndexOf("/") + 1);
 140         return open(serverName, instanceName, loadLoginPrefs, autoConnect);
 141     }
 142
 143
 144     public Object open(String serverName, String instanceName, boolean loadLoginPrefs, boolean autoConnect) {
 145         this.serverName = serverName;
 146         this.instanceName = instanceName;
 147         this.loadLoginPrefs = loadLoginPrefs;
 148         this.autoConnect = autoConnect;
 149         return open();
 150     }
 151
 152     /**
 153      * Open the dialog.
 154      * @return the result
 155      */
 156     public Object open() {
 157         //        ICdmRemoteSource devRemoteSource = CdmServerInfo.getDevServerRemoteSource();
 158         //        if(devRemoteSource != null) {
 159         //            connect(devRemoteSource);
 160         //        } else {
 161         createContents();
 162         if(serverName == null && instanceName == null) {
 163             readPrefLastServerInstance();
 164         }
 165
 166         populateCdmServerCombo();
 167         shlConnect.open();
 168         shlConnect.layout();
 169
 170         xpndblcmpstAdvanced.setExpanded(false);
 171
 172         CdmRemoteSource devRemoteSource = CdmServerInfo.getDevServerRemoteSource();
 173         if(devRemoteSource != null) {
 174             CdmStore.connect(devRemoteSource, this);
 175             isDevRemoteSource = true;
 176         }
 177
 178         Display display = getParent().getDisplay();
 179
 180         while (!shlConnect.isDisposed()) {
 181             if (!display.readAndDispatch()) {
 182                 display.sleep();
 183             }
 184         }
 185         //}
 186         return result;
 187     }
 188
 189     /**
 190      * Create contents of the dialog.
 191      */
 192     private void createContents() {
 193         shlConnect = new Shell(getParent(), SWT.DIALOG_TRIM);
 194         shlConnect.setMinimumSize(new Point(MIN_WIDTH, MIN_HEIGHT));
 195         shlConnect.setSize(MIN_WIDTH, MIN_HEIGHT);
 196         shlConnect.setText("Connect");
 197         shlConnect.setLayout(new FillLayout(SWT.HORIZONTAL));
 198
 199         remotingComposite = new Composite(shlConnect, SWT.NONE);
 200         remotingComposite.setLayout(new GridLayout(1, false));
 201
 202         Composite cdmServerComposite = new Composite(remotingComposite, SWT.NONE);
 203         GridData gd_cdmServerComposite = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
 204         gd_cdmServerComposite.heightHint = 68;
 205         cdmServerComposite.setLayoutData(gd_cdmServerComposite);
 206         cdmServerComposite.setLayout(new GridLayout(4, false));
 207
 208         Label lblCdmServer = new Label(cdmServerComposite, SWT.NONE);
 209         lblCdmServer.setText("CDM Server : ");
 210         lblCdmServer.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 211         lblCdmServer.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
 212
 213         comboCdmServer = new Combo(cdmServerComposite, SWT.READ_ONLY);
 214         comboCdmServer.addSelectionListener(new SelectionAdapter() {
 215             @Override
 216             public void widgetSelected(SelectionEvent e) {
 217                 refreshCdmServer();
 218                 updatePort();
 219             }
 220         });
 221         GridData gd_comboCdmServer = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
 222         gd_comboCdmServer.widthHint = 150;
 223         comboCdmServer.setLayoutData(gd_comboCdmServer);
 224         comboCdmServer.select(0);
 225
 226         txtCdmServerStatus = new Text(cdmServerComposite, SWT.BORDER);
 227         txtCdmServerStatus.setBackground(SWTResourceManager.getColor(SWT.COLOR_INFO_BACKGROUND));
 228         txtCdmServerStatus.setEditable(false);
 229         GridData gd_txtCdmServerStatus = new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1);
 230         gd_txtCdmServerStatus.widthHint = 100;
 231         txtCdmServerStatus.setLayoutData(gd_txtCdmServerStatus);
 232
 233         btnCdmServerRefresh = new Button(cdmServerComposite, SWT.NONE);
 234         btnCdmServerRefresh.addSelectionListener(new SelectionAdapter() {
 235             @Override
 236             public void widgetSelected(SelectionEvent e) {
 237                 refreshCdmServer();
 238             }
 239         });
 240         btnCdmServerRefresh.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
 241         btnCdmServerRefresh.setText("Refresh");
 242
 243         Label lblCdmInstance = new Label(cdmServerComposite, SWT.NONE);
 244         GridData gd_lblCdmInstance = new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1);
 245         gd_lblCdmInstance.heightHint = 30;
 246         lblCdmInstance.setLayoutData(gd_lblCdmInstance);
 247         lblCdmInstance.setText("CDM Instance : ");
 248         lblCdmInstance.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 249
 250         comboCdmInstance = new Combo(cdmServerComposite, SWT.READ_ONLY);
 251         comboCdmInstance.addSelectionListener(new SelectionAdapter() {
 252             @Override
 253             public void widgetSelected(SelectionEvent e) {
 254                 updateSelectedCdmInstance();
 255                 checkSelectedCdmInstance();
 256             }
 257         });
 258         GridData gd_comboCdmInstance = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
 259         gd_comboCdmInstance.widthHint = 150;
 260         comboCdmInstance.setLayoutData(gd_comboCdmInstance);
 261         comboCdmInstance.select(0);
 262
 263         txtCdmInstanceStatus = new Text(cdmServerComposite, SWT.BORDER);
 264         txtCdmInstanceStatus.setBackground(SWTResourceManager.getColor(SWT.COLOR_INFO_BACKGROUND));
 265         txtCdmInstanceStatus.setEditable(false);
 266         GridData gd_txtCdmInstanceStatus = new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1);
 267         gd_txtCdmInstanceStatus.widthHint = 100;
 268         txtCdmInstanceStatus.setLayoutData(gd_txtCdmInstanceStatus);
 269
 270         Button btnCdmInstanceRefresh = new Button(cdmServerComposite, SWT.FLAT);
 271         btnCdmInstanceRefresh.addSelectionListener(new SelectionAdapter() {
 272             @Override
 273             public void widgetSelected(SelectionEvent e) {
 274                 refreshCdmInstance();
 275             }
 276         });
 277         GridData gd_btnCdmInstanceRefresh = new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1);
 278         gd_btnCdmInstanceRefresh.widthHint = 110;
 279         gd_btnCdmInstanceRefresh.heightHint = 30;
 280         btnCdmInstanceRefresh.setLayoutData(gd_btnCdmInstanceRefresh);
 281         btnCdmInstanceRefresh.setText("Refresh");
 282
 283         loginComposite = new Composite(remotingComposite, SWT.NONE);
 284         GridData gd_loginComposite = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
 285         gd_loginComposite.widthHint = 487;
 286         gd_loginComposite.heightHint = 70;
 287         loginComposite.setLayoutData(gd_loginComposite);
 288         GridLayout gl_loginComposite = new GridLayout(6, false);
 289         gl_loginComposite.marginTop = 5;
 290         loginComposite.setLayout(gl_loginComposite);
 291
 292         lblLogin = new Label(loginComposite, SWT.CENTER);
 293         GridData gd_lblLogin = new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1);
 294         gd_lblLogin.widthHint = 50;
 295         lblLogin.setLayoutData(gd_lblLogin);
 296         lblLogin.setText("Login : ");
 297         lblLogin.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 298
 299         txtLogin = new Text(loginComposite, SWT.BORDER);
 300         GridData gd_txtLogin = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
 301         gd_txtLogin.minimumWidth = 80;
 302         gd_txtLogin.widthHint = 80;
 303         gd_txtLogin.heightHint = 15;
 304         txtLogin.setLayoutData(gd_txtLogin);
 305
 306         lblPassword = new Label(loginComposite, SWT.CENTER);
 307         lblPassword.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
 308         lblPassword.setText("Password : ");
 309         lblPassword.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 310
 311         txtPassword = new Text(loginComposite, SWT.BORDER | SWT.PASSWORD);
 312         GridData gd_txtPassword = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
 313         gd_txtPassword.minimumWidth = 80;
 314         gd_txtPassword.widthHint = 80;
 315         gd_txtPassword.heightHint = 15;
 316         txtPassword.setLayoutData(gd_txtPassword);
 317         new Label(loginComposite, SWT.NONE);
 318
 319         btnConnect = new Button(loginComposite, SWT.FLAT);
 320         btnConnect.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1));
 321         btnConnect.addMouseListener(new MouseAdapter() {
 322             @Override
 323             public void mouseUp(MouseEvent e) {
 324                 connect();
 325             }
 326         });
 327         btnConnect.setText("Connect");
 328
 329         btnRememberMe = new Button(loginComposite, SWT.CHECK);
 330         btnRememberMe.setSelection(true);
 331         GridData gd_btnRememberMe = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1);
 332         gd_btnRememberMe.widthHint = 107;
 333         btnRememberMe.setLayoutData(gd_btnRememberMe);
 334         btnRememberMe.setText("Remember Me");
 335         new Label(loginComposite, SWT.NONE);
 336         new Label(loginComposite, SWT.NONE);
 337         new Label(loginComposite, SWT.NONE);
 338         new Label(loginComposite, SWT.NONE);
 339
 340         styledTxtMessage = new StyledText(remotingComposite, SWT.NONE);
 341         styledTxtMessage.setBackground(SWTResourceManager.getColor(SWT.COLOR_INFO_BACKGROUND));
 342         styledTxtMessage.setForeground(SWTResourceManager.getColor(SWT.COLOR_DARK_RED));
 343         styledTxtMessage.setFont(SWTResourceManager.getFont("Ubuntu", 12, SWT.BOLD));
 344         styledTxtMessage.setSelectionBackground(SWTResourceManager.getColor(SWT.COLOR_LIST_SELECTION_TEXT));
 345         styledTxtMessage.setSelectionForeground(SWTResourceManager.getColor(SWT.COLOR_DARK_RED));
 346         styledTxtMessage.setDoubleClickEnabled(false);
 347         styledTxtMessage.setEditable(false);
 348         GridData gd_styledTxtMessage = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
 349         gd_styledTxtMessage.exclude = true;
 350         gd_styledTxtMessage.minimumHeight = MESSAGE_HEIGHT;
 351         gd_styledTxtMessage.heightHint = MESSAGE_HEIGHT;
 352         styledTxtMessage.setLayoutData(gd_styledTxtMessage);
 353
 354         xpndblcmpstAdvanced = new ExpandableComposite(remotingComposite, SWT.NONE, ExpandableComposite.TWISTIE);
 355         GridData gd_xpndblcmpstAdvanced = new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1);
 356         gd_xpndblcmpstAdvanced.heightHint = 19;
 357         xpndblcmpstAdvanced.setLayoutData(gd_xpndblcmpstAdvanced);
 358         xpndblcmpstAdvanced.addExpansionListener(new IExpansionListener() {
 359             @Override
 360             public void expansionStateChanged(ExpansionEvent e) {
 361                 GridData gridData = (GridData) xpndblcmpstAdvanced.getLayoutData();
 362                 if(e.getState()) {
 363                     shlConnect.setSize(MIN_WIDTH, MIN_EXP_HEIGHT);
 364                 } else {
 365                     shlConnect.setSize(MIN_WIDTH, MIN_HEIGHT);
 366                 }
 367
 368             }
 369             @Override
 370             public void expansionStateChanging(ExpansionEvent e) {
 371             }
 372         });
 373         xpndblcmpstAdvanced.setText("advanced");
 374         xpndblcmpstAdvanced.setExpanded(true);
 375
 376         compAdvanced = new Composite(xpndblcmpstAdvanced, SWT.NONE);
 377         xpndblcmpstAdvanced.setClient(compAdvanced);
 378         compAdvanced.setLayout(new GridLayout(4, false));
 379
 380         lblPort = new Label(compAdvanced, SWT.CENTER);
 381         lblPort.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
 382         lblPort.setSize(0, 0);
 383         lblPort.setText("Port : ");
 384         lblPort.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 385
 386         txtPort = new Text(compAdvanced, SWT.BORDER);
 387         GridData gd_txtPort = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
 388         gd_txtPort.minimumWidth = 50;
 389         gd_txtPort.widthHint = 50;
 390         txtPort.setLayoutData(gd_txtPort);
 391
 392         lblServerVersion = new Label(compAdvanced, SWT.CENTER);
 393         lblServerVersion.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
 394         lblServerVersion.setText("Server Version :");
 395         lblServerVersion.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 396
 397         txtServerVersion = new Text(compAdvanced, SWT.BORDER);
 398         txtServerVersion.setEnabled(false);
 399         txtServerVersion.setEditable(false);
 400         txtServerVersion.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
 401         new Label(compAdvanced, SWT.NONE);
 402         new Label(compAdvanced, SWT.NONE);
 403
 404         lblEditorVersion = new Label(compAdvanced, SWT.CENTER);
 405         lblEditorVersion.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
 406         lblEditorVersion.setText("Editor Version :");
 407         lblEditorVersion.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 408
 409         txtEditorVersion = new Text(compAdvanced, SWT.BORDER);
 410         txtEditorVersion.setEnabled(false);
 411         txtEditorVersion.setEditable(false);
 412         txtEditorVersion.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
 413         new Label(compAdvanced, SWT.NONE);
 414         new Label(compAdvanced, SWT.NONE);
 415
 416         lblServerCDMVersion = new Label(compAdvanced, SWT.CENTER);
 417         lblServerCDMVersion.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
 418         lblServerCDMVersion.setText("Server CDM Version :");
 419         lblServerCDMVersion.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 420
 421         txtServerCDMVersion = new Text(compAdvanced, SWT.BORDER);
 422         txtServerCDMVersion.setEnabled(false);
 423         txtServerCDMVersion.setEditable(false);
 424         txtServerCDMVersion.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
 425         new Label(compAdvanced, SWT.NONE);
 426         new Label(compAdvanced, SWT.NONE);
 427
 428         lblEditorCDMVersion = new Label(compAdvanced, SWT.CENTER);
 429         lblEditorCDMVersion.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
 430         lblEditorCDMVersion.setText("Editor CDM Version :");
 431         lblEditorCDMVersion.setFont(SWTResourceManager.getFont("Ubuntu", 9, SWT.NORMAL));
 432
 433         txtEditorCDMVersion = new Text(compAdvanced, SWT.BORDER);
 434         txtEditorCDMVersion.setEnabled(false);
 435         txtEditorCDMVersion.setEditable(false);
 436         txtEditorCDMVersion.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
 437
 438     }
 439
 440
 441
 442     private void populateCdmServerCombo() {
 443         Job job = new Job("Retrieve Server Instances") {
 444             @Override
 445             protected IStatus run(IProgressMonitor monitor) {
 446                 Display.getDefault().syncExec(new Runnable() {
 447                     @Override
 448                     public void run() {
 449                         for(CdmServerInfo csii : CdmServerInfo.getCdmServers()) {
 450                             csiiMap.put(csii.getName(), csii);
 451                             comboCdmServer.add(csii.getName());
 452                         }
 453                         int serverIndex = -1;
 454                         if(serverName != null) {
 455                             serverIndex = comboCdmServer.indexOf(serverName);
 456                         }
 457                         if(serverIndex == -1) {
 458                             comboCdmServer.select(0);
 459                             autoConnect = false;
 460                         } else {
 461                             comboCdmServer.select(serverIndex);
 462                         }
 463                         refreshCdmServer();
 464                         updatePort();
 465                     }
 466                 });
 467                 return Status.OK_STATUS;
 468             }
 469         };
 470         job.schedule();
 471     }
 472
 473
 474     private void refreshCdmServer() {
 475         txtCdmServerStatus.setText(STATUS_CHECKING_AVAILABILITY);
 476         updateSelectedCdmServer();
 477         checkSelectedCdmServer();
 478     }
 479
 480     private void updateSelectedCdmServer() {
 481         int selIndex = comboCdmServer.getSelectionIndex();
 482         if(selIndex != -1) {
 483             selectedCsii = csiiMap.get(comboCdmServer.getItem(selIndex));
 484         }
 485     }
 486
 487     private void updatePort() {
 488         txtPort.setText("");
 489         if(selectedCsii != null) {
 490             txtPort.setText(String.valueOf(selectedCsii.getPort()));
 491         }
 492     }
 493
 494     private int getPort() {
 495         int port = 0;
 496         try {
 497             port = Integer.valueOf(txtPort.getText());
 498         } catch (NumberFormatException nfe) {
 499             setMessage("Port should be an integer");
 500         }
 501         return port;
 502     }
 503
 504     private void checkSelectedCdmServer() {
 505
 506         txtCdmInstanceStatus.setText("");
 507         txtPort.setEditable(false);
 508         txtPort.setEnabled(false);
 509         emptyCredentials();
 510
 511         if(selectedCsii != null) {
 512             if(selectedCsii.isLocalhost()) {
 513                 txtPort.setEditable(true);
 514                 txtPort.setEnabled(true);
 515             }
 516             if(selectedCsii.pingServer()) {
 517                 txtCdmServerStatus.setText(STATUS_AVAILABLE);
 518                 populateCdmInstanceCombo(true);
 519
 520             } else {
 521                 txtCdmServerStatus.setText(STATUS_NOT_AVAILABLE);
 522                 comboCdmInstance.removeAll();
 523             }
 524         }
 525     }
 526
 527
 528     private void populateCdmInstanceCombo(final boolean forceRefresh) {
 529         comboCdmInstance.removeAll();
 530         comboCdmInstance.setEnabled(false);
 531         btnConnect.setEnabled(false);
 532         txtCdmInstanceStatus.setText(STATUS_RETRIEVING);
 533
 534         Job job = new Job("Retrieve Server Instances") {
 535             @Override
 536             protected IStatus run(IProgressMonitor monitor) {
 537                 try {
 538                     if(selectedCsii != null) {
 539                         if(forceRefresh) {
 540                             selectedCsii.refreshInstances();
 541                         }
 542                         final List<CdmInstanceInfo> instances = selectedCsii.getInstances();
 543                         Display.getDefault().asyncExec(new Runnable() {
 544                             @Override
 545                             public void run() {
 546                                 if(!instances.isEmpty()) {
 547                                     for(CdmInstanceInfo cdmInstance : instances) {
 548                                         comboCdmInstance.add(cdmInstance.getName());
 549                                     }
 550                                     int instanceIndex = -1;
 551                                     if(instanceName != null) {
 552                                         instanceIndex = comboCdmInstance.indexOf(instanceName);
 553                                     }
 554                                     if(instanceIndex == -1) {
 555                                         comboCdmInstance.select(0);
 556                                         autoConnect = false;
 557                                     } else {
 558                                         comboCdmInstance.select(instanceIndex);
 559                                     }
 560                                     updateSelectedCdmInstance();
 561                                     checkSelectedCdmInstance();
 562                                     comboCdmInstance.setEnabled(true);
 563                                     if(autoConnect) {
 564                                         connect();
 565                                     }
 566
 567                                 } else {
 568                                     txtCdmInstanceStatus.setText(STATUS_NO_INSTANCES);
 569                                     btnConnect.setEnabled(false);
 570                                 }
 571                             }
 572                         });
 573                     }
 574                 } catch (CDMServerException e) {
 575                     MessagingUtils.warn(getClass(), e);
 576                     Display.getDefault().asyncExec(new Runnable() {
 577                         @Override
 578                         public void run() {
 579                             txtCdmInstanceStatus.setText(STATUS_REMOTING_NOT_ACTIVATED);
 580                             comboCdmInstance.setEnabled(false);
 581                             btnConnect.setEnabled(false);
 582                         }
 583                     });
 584                 }
 585                 return Status.OK_STATUS;
 586             }
 587         };
 588
 589         if(txtCdmServerStatus.getText().equals(STATUS_AVAILABLE)) {
 590             // Start the Job
 591             job.schedule();
 592         }
 593
 594     }
 595
 596     private void refreshCdmInstance() {
 597         txtCdmInstanceStatus.setText(STATUS_CHECKING_AVAILABILITY);
 598         updateSelectedCdmInstance();
 599         checkSelectedCdmInstance();
 600     }
 601
 602     private void updateSelectedCdmInstance() {
 603         int selIndex = comboCdmInstance.getSelectionIndex();
 604         if(selIndex != -1) {
 605             selectedCdmInstance = selectedCsii.getInstanceFromName(comboCdmInstance.getItem(selIndex));
 606             if(loadLoginPrefs) {
 607                 readPrefCredentials();
 608             }
 609         }
 610     }
 611
 612     private void checkSelectedCdmInstance() {
 613         if(txtCdmServerStatus.getText().equals(STATUS_AVAILABLE)) {
 614             try {
 615                 if(selectedCsii.pingInstance(selectedCdmInstance, getPort())) {
 616                     txtCdmInstanceStatus.setText(STATUS_AVAILABLE);
 617                     btnConnect.setEnabled(true);
 618                 } else {
 619                     txtCdmInstanceStatus.setText(STATUS_NOT_AVAILABLE);
 620                     btnConnect.setEnabled(false);
 621                 }
 622             } catch (Exception e) {
 623                 txtCdmInstanceStatus.setText(STATUS_NOT_AVAILABLE);
 624                 txtCdmInstanceStatus.setToolTipText(e.getMessage());
 625             }
 626         }
 627
 628     }
 629
 630     private void connect() {
 631         checkSelectedCdmInstance();
 632
 633         if(!txtCdmInstanceStatus.getText().equals(STATUS_AVAILABLE)) {
 634             return;
 635         }
 636
 637         ICdmRemoteSource source = selectedCsii.getCdmRemoteSource(selectedCdmInstance, getPort());
 638
 639         if(!validateLogin()) {
 640             return;
 641         }
 642
 643         try {
 644             CdmStore.connect(source, this);
 645         } catch (Exception e) {
 646             // Do not expect anything to go wrong at this point, so we throw a runtime exception
 647             // if any problems
 648             throw new RuntimeException(e);
 649         }
 650
 651     }
 652
 653
 654     public boolean isRememberMe() {
 655         return btnRememberMe.getSelection();
 656     }
 657
 658     private void persistPrefLastServerInstance() {
 659         IEclipsePreferences preferences = ConfigurationScope.INSTANCE.getNode(STORE_PREFERENCES_NODE);
 660         Preferences lastServerInstancePrefs = preferences.node(LAST_SERVER_INSTANCE_NODE);
 661
 662         lastServerInstancePrefs.put(LAST_SERVER_KEY, selectedCsii.getName());
 663         lastServerInstancePrefs.put(LAST_INSTANCE_KEY, selectedCdmInstance.getName());
 664
 665         flushPreferences(lastServerInstancePrefs);
 666     }
 667
 668     private void persistPrefCredentials() {
 669          IEclipsePreferences preferences = ConfigurationScope.INSTANCE.getNode(STORE_PREFERENCES_NODE);
 670          Preferences credentialsPrefs = preferences.node(LOGIN_NODE);
 671          credentialsPrefs.put(getUsernamePrefKey(), txtLogin.getText());
 672          credentialsPrefs.put(getPasswordPrefKey(), txtPassword.getText());
 673          flushPreferences(credentialsPrefs);
 674     }
 675
 676     private void flushPreferences(Preferences prefs) {
 677         try {
 678             prefs.flush();
 679         } catch (BackingStoreException bse) {
 680             setMessage(bse.getMessage());
 681         }
 682     }
 683
 684     private void readPrefCredentials() {
 685         String username, password;
 686         if(isDevRemoteSource) {
 687             username = System.getProperty("cdm.server.dev.username");
 688             password = System.getProperty("cdm.server.dev.password");
 689             if(username != null && !username.isEmpty() && password != null && !password.isEmpty()) {
 690                 txtLogin.setText(username);
 691                 txtPassword.setText(password);
 692                 return;
 693             }
 694         }
 695         IEclipsePreferences preferences = ConfigurationScope.INSTANCE.getNode(STORE_PREFERENCES_NODE);
 696         Preferences credentialsPrefs = preferences.node(LOGIN_NODE);
 697         username = credentialsPrefs.get(getUsernamePrefKey(), "");
 698         txtLogin.setText(username);
 699         password = credentialsPrefs.get(getPasswordPrefKey(), "");
 700         txtPassword.setText(password);
 701         if(username.isEmpty() || password.isEmpty()) {
 702             autoConnect = false;
 703         }
 704     }
 705
 706     private void readPrefLastServerInstance() {
 707         IEclipsePreferences preferences = ConfigurationScope.INSTANCE.getNode(STORE_PREFERENCES_NODE);
 708         Preferences lastServerInstancePrefs = preferences.node(LAST_SERVER_INSTANCE_NODE);
 709
 710         serverName = lastServerInstancePrefs.get(LAST_SERVER_KEY, null);
 711         instanceName = lastServerInstancePrefs.get(LAST_INSTANCE_KEY, null);
 712     }
 713
 714     private void emptyCredentials() {
 715         txtLogin.setText("");
 716         txtLogin.setText("");
 717     }
 718
 719     private String getUsernamePrefKey() {
 720         return selectedCsii.toString(selectedCdmInstance.getName(), getPort()) + USERNAME_SUFFIX;
 721     }
 722
 723     private String getPasswordPrefKey() {
 724         return selectedCsii.toString(selectedCdmInstance.getName(), getPort()) + PASSWORD_SUFFIX;
 725     }
 726
 727     private boolean validateLogin() {
 728         if(getUsername() == null || getUsername().isEmpty()) {
 729             setMessage("User login cannot be empty");
 730             return false;
 731         }
 732         if(getPassword() == null || getPassword().isEmpty()) {
 733             setMessage("Password cannot be empty");
 734             return false;
 735         }
 736         return true;
 737     }
 738     public String getUsername() {
 739         return txtLogin.getText();
 740     }
 741
 742     public String getPassword() {
 743         return txtPassword.getText();
 744     }
 745
 746     public void setMessage(String message) {
 747         if(message != null && !message.isEmpty()) {
 748             if(message.length() > 60) {
 749                 styledTxtMessage.setToolTipText(message);
 750                 message = message.substring(0, 60) + "...";
 751             }
 752             styledTxtMessage.setText(message);
 753             styledTxtMessage.setVisible(true);
 754             ((GridData)styledTxtMessage.getLayoutData()).exclude = false;
 755             shlConnect.setSize(MIN_WIDTH, MIN_HEIGHT+MESSAGE_HEIGHT);
 756             shlConnect.setMinimumSize(MIN_WIDTH, MIN_HEIGHT+MESSAGE_HEIGHT);
 757         } else {
 758             styledTxtMessage.setText("");
 759             styledTxtMessage.setVisible(false);
 760             ((GridData)styledTxtMessage.getLayoutData()).exclude = true;
 761             shlConnect.setSize(MIN_WIDTH, MIN_HEIGHT);
 762             shlConnect.setMinimumSize(MIN_WIDTH, MIN_HEIGHT);
 763         }
 764         remotingComposite.layout();
 765     }
 766
 767
 768
 769     public void hide(boolean isHidden) {
 770         if(shlConnect != null) {
 771             shlConnect.setVisible(!isHidden);
 772         }
 773     }
 774     public void dispose() {
 775         if(shlConnect != null) {
 776             shlConnect.dispose();
 777         }
 778     }
 779
 780     public void onComplete() {
 781         Display.getDefault().asyncExec(new Runnable() {
 782             @Override
 783             public void run() {
 784                 if(isRememberMe()) {
 785                     persistPrefCredentials();
 786                 }
 787                 persistPrefLastServerInstance();
 788                 dispose();
 789             }
 790         });
 791     }
 792 }