app/ui/SuiteApp.java

   1 package org.argeo.app.ui;
   2
   3 import static org.argeo.api.cms.CmsView.CMS_VIEW_UID_PROPERTY;
   4
   5 import java.util.Collections;
   6 import java.util.HashMap;
   7 import java.util.HashSet;
   8 import java.util.List;
   9 import java.util.Locale;
  10 import java.util.Map;
  11 import java.util.Objects;
  12 import java.util.Set;
  13 import java.util.TreeMap;
  14 import java.util.TreeSet;
  15
  16 import javax.jcr.Node;
  17 import javax.jcr.Repository;
  18 import javax.jcr.RepositoryException;
  19 import javax.jcr.Session;
  20 import javax.jcr.nodetype.NodeType;
  21 import javax.naming.InvalidNameException;
  22 import javax.naming.ldap.LdapName;
  23
  24 import org.argeo.api.acr.Content;
  25 import org.argeo.api.acr.ContentRepository;
  26 import org.argeo.api.acr.ContentSession;
  27 import org.argeo.api.acr.spi.ProvidedSession;
  28 import org.argeo.api.cms.CmsConstants;
  29 import org.argeo.api.cms.CmsLog;
  30 import org.argeo.api.cms.CmsSession;
  31 import org.argeo.api.cms.CmsTheme;
  32 import org.argeo.api.cms.CmsUi;
  33 import org.argeo.api.cms.CmsView;
  34 import org.argeo.app.api.EntityConstants;
  35 import org.argeo.app.api.EntityNames;
  36 import org.argeo.app.api.EntityType;
  37 import org.argeo.app.api.RankedObject;
  38 import org.argeo.app.core.SuiteUtils;
  39 import org.argeo.cms.AbstractCmsApp;
  40 import org.argeo.cms.CmsUserManager;
  41 import org.argeo.cms.LocaleUtils;
  42 import org.argeo.cms.Localized;
  43 import org.argeo.cms.jcr.CmsJcrUtils;
  44 import org.argeo.cms.jcr.acr.JcrContent;
  45 import org.argeo.cms.jcr.acr.JcrContentProvider;
  46 import org.argeo.cms.swt.CmsSwtUtils;
  47 import org.argeo.cms.swt.dialogs.CmsFeedback;
  48 import org.argeo.cms.ui.CmsUiProvider;
  49 import org.argeo.cms.ux.CmsUxUtils;
  50 import org.argeo.eclipse.ui.specific.UiContext;
  51 import org.argeo.jcr.Jcr;
  52 import org.argeo.jcr.JcrException;
  53 import org.argeo.util.LangUtils;
  54 import org.eclipse.swt.SWT;
  55 import org.eclipse.swt.widgets.Composite;
  56 import org.osgi.framework.Constants;
  57 import org.osgi.service.event.Event;
  58 import org.osgi.service.event.EventHandler;
  59 import org.osgi.service.useradmin.User;
  60
  61 /** The Argeo Suite App. */
  62 public class SuiteApp extends AbstractCmsApp implements EventHandler {
  63         private final static CmsLog log = CmsLog.getLog(SuiteApp.class);
  64
  65         public final static String PUBLIC_BASE_PATH_PROPERTY = "publicBasePath";
  66         public final static String DEFAULT_UI_NAME_PROPERTY = "defaultUiName";
  67         public final static String DEFAULT_THEME_ID_PROPERTY = "defaultThemeId";
  68         public final static String DEFAULT_LAYER_PROPERTY = "defaultLayer";
  69         private final static String LOGIN = "login";
  70         private final static String HOME_STATE = "~";
  71
  72         private String publicBasePath = null;
  73
  74         private String pidPrefix;
  75         private String headerPid;
  76         private String footerPid;
  77         private String leadPanePid;
  78         private String adminLeadPanePid;
  79         private String loginScreenPid;
  80
  81         private String defaultUiName = "app";
  82         private String adminUiName = "admin";
  83
  84         // FIXME such default names make refactoring more dangerous
  85         @Deprecated
  86         private String defaultLayerPid = "argeo.suite.ui.dashboardLayer";
  87         @Deprecated
  88         private String defaultThemeId = "org.argeo.app.theme.default";
  89
  90         private Map<String, RankedObject<CmsUiProvider>> uiProvidersByPid = Collections.synchronizedMap(new HashMap<>());
  91         private Map<String, RankedObject<CmsUiProvider>> uiProvidersByType = Collections.synchronizedMap(new HashMap<>());
  92         private Map<String, RankedObject<SuiteLayer>> layersByPid = Collections.synchronizedSortedMap(new TreeMap<>());
  93         private Map<String, RankedObject<SuiteLayer>> layersByType = Collections.synchronizedSortedMap(new TreeMap<>());
  94
  95         private CmsUserManager cmsUserManager;
  96
  97         // TODO make more optimal or via CmsSession/CmsView
  98         private Map<String, SuiteUi> managedUis = new HashMap<>();
  99
 100         // ACR
 101         private ContentRepository contentRepository;
 102         private JcrContentProvider jcrContentProvider;
 103
 104         // JCR
 105         private Repository repository;
 106
 107         public void init(Map<String, Object> properties) {
 108                 if (log.isDebugEnabled())
 109                         log.info("Argeo Suite App started");
 110
 111                 if (properties.containsKey(DEFAULT_UI_NAME_PROPERTY))
 112                         defaultUiName = LangUtils.get(properties, DEFAULT_UI_NAME_PROPERTY);
 113                 if (properties.containsKey(DEFAULT_THEME_ID_PROPERTY))
 114                         defaultThemeId = LangUtils.get(properties, DEFAULT_THEME_ID_PROPERTY);
 115                 if (properties.containsKey(DEFAULT_LAYER_PROPERTY))
 116                         defaultLayerPid = LangUtils.get(properties, DEFAULT_LAYER_PROPERTY);
 117                 publicBasePath = LangUtils.get(properties, PUBLIC_BASE_PATH_PROPERTY);
 118
 119                 if (properties.containsKey(Constants.SERVICE_PID)) {
 120                         String servicePid = properties.get(Constants.SERVICE_PID).toString();
 121                         if (servicePid.endsWith(".app")) {
 122                                 pidPrefix = servicePid.substring(0, servicePid.length() - "app".length());
 123                         }
 124                 }
 125
 126                 if (pidPrefix == null)
 127                         throw new IllegalArgumentException("PID prefix must be set.");
 128
 129                 headerPid = pidPrefix + "header";
 130                 footerPid = pidPrefix + "footer";
 131                 leadPanePid = pidPrefix + "leadPane";
 132                 adminLeadPanePid = pidPrefix + "adminLeadPane";
 133                 loginScreenPid = pidPrefix + "loginScreen";
 134         }
 135
 136         public void destroy(Map<String, Object> properties) {
 137                 for (SuiteUi ui : managedUis.values())
 138                         if (!ui.isDisposed()) {
 139                                 ui.getDisplay().syncExec(() -> ui.dispose());
 140                         }
 141                 if (log.isDebugEnabled())
 142                         log.info("Argeo Suite App stopped");
 143
 144         }
 145
 146         @Override
 147         public Set<String> getUiNames() {
 148                 HashSet<String> uiNames = new HashSet<>();
 149                 uiNames.add(defaultUiName);
 150                 uiNames.add(adminUiName);
 151                 return uiNames;
 152         }
 153
 154         @Override
 155         public CmsUi initUi(Object parent) {
 156                 Composite uiParent = (Composite) parent;
 157                 String uiName = uiParent.getData(UI_NAME_PROPERTY) != null ? uiParent.getData(UI_NAME_PROPERTY).toString()
 158                                 : null;
 159                 CmsView cmsView = CmsSwtUtils.getCmsView(uiParent);
 160                 if (cmsView == null)
 161                         throw new IllegalStateException("No CMS view is registered.");
 162                 CmsTheme theme = getTheme(uiName);
 163                 if (theme != null)
 164                         CmsSwtUtils.registerCmsTheme(uiParent.getShell(), theme);
 165                 SuiteUi argeoSuiteUi = new SuiteUi(uiParent, SWT.INHERIT_DEFAULT);
 166                 String uid = cmsView.getUid();
 167                 managedUis.put(uid, argeoSuiteUi);
 168                 argeoSuiteUi.addDisposeListener((e) -> {
 169                         managedUis.remove(uid);
 170                         if (log.isDebugEnabled())
 171                                 log.debug("Suite UI " + uid + " has been disposed.");
 172                 });
 173                 return argeoSuiteUi;
 174         }
 175
 176         @Override
 177         public String getThemeId(String uiName) {
 178                 String themeId = System.getProperty("org.argeo.app.theme.default");
 179                 if (themeId != null)
 180                         return themeId;
 181                 return defaultThemeId;
 182         }
 183
 184         @Override
 185         public void refreshUi(CmsUi cmsUi, String state) {
 186                 try {
 187                         Content context = null;
 188                         SuiteUi ui = (SuiteUi) cmsUi;
 189
 190                         String uiName = Objects.toString(ui.getParent().getData(UI_NAME_PROPERTY), null);
 191                         if (uiName == null)
 192                                 throw new IllegalStateException("UI name should not be null");
 193                         CmsView cmsView = CmsSwtUtils.getCmsView(ui);
 194
 195                         ContentSession contentSession = CmsUxUtils.getContentSession(contentRepository, cmsView);
 196
 197                         CmsUiProvider headerUiProvider = findUiProvider(headerPid);
 198                         CmsUiProvider footerUiProvider = findUiProvider(footerPid);
 199                         CmsUiProvider leadPaneUiProvider;
 200                         if (adminUiName.equals(uiName)) {
 201                                 leadPaneUiProvider = findUiProvider(adminLeadPanePid);
 202                         } else {
 203                                 leadPaneUiProvider = findUiProvider(leadPanePid);
 204                         }
 205
 206                         Localized appTitle = null;
 207                         if (headerUiProvider instanceof DefaultHeader) {
 208                                 appTitle = ((DefaultHeader) headerUiProvider).getTitle();
 209                         }
 210                         ui.setTitle(appTitle);
 211
 212                         if (cmsView.isAnonymous() && publicBasePath == null) {// internal app, must login
 213                                 ui.logout();
 214                                 if (headerUiProvider != null)
 215                                         refreshPart(headerUiProvider, ui.getHeader(), context);
 216                                 ui.refreshBelowHeader(false);
 217                                 refreshPart(findUiProvider(loginScreenPid), ui.getBelowHeader(), context);
 218                                 if (footerUiProvider != null)
 219                                         refreshPart(footerUiProvider, ui.getFooter(), context);
 220                                 ui.layout(true, true);
 221                                 setState(ui, LOGIN);
 222                         } else {
 223                                 if (LOGIN.equals(state))
 224                                         state = null;
 225                                 CmsSession cmsSession = cmsView.getCmsSession();
 226                                 if (ui.getUserDirNode() == null) {
 227                                         // FIXME NPE on CMSSession when logging in from anonymous
 228                                         if (cmsSession == null || cmsView.isAnonymous()) {
 229                                                 assert publicBasePath != null;
 230                                                 Content userDir = contentSession.get(CmsConstants.SYS_WORKSPACE + publicBasePath);
 231                                                 ui.setUserDir(userDir);
 232 //                                              ui.initSessions(getRepository(), publicBasePath);
 233                                         } else {
 234                                                 Session adminSession = null;
 235                                                 try {
 236                                                         adminSession = CmsJcrUtils.openDataAdminSession(getRepository(), null);
 237                                                         Node userDirNode = SuiteUtils.getOrCreateCmsSessionNode(adminSession, cmsSession);
 238                                                         Content userDir = contentSession.get(CmsConstants.SYS_WORKSPACE + userDirNode.getPath());
 239                                                         ui.setUserDir(userDir);
 240 //                                                      ui.initSessions(getRepository(), userDirNode.getPath());
 241                                                 } finally {
 242                                                         Jcr.logout(adminSession);
 243                                                 }
 244                                         }
 245                                 }
 246                                 initLocale(cmsSession);
 247                                 context = stateToNode(ui, state);
 248                                 if (context == null)
 249                                         context = ui.getUserDirNode();
 250
 251                                 if (headerUiProvider != null)
 252                                         refreshPart(headerUiProvider, ui.getHeader(), context);
 253                                 ui.refreshBelowHeader(true);
 254                                 for (String key : layersByPid.keySet()) {
 255                                         SuiteLayer layer = layersByPid.get(key).get();
 256                                         ui.addLayer(key, layer);
 257                                 }
 258
 259                                 if (leadPaneUiProvider != null)
 260                                         refreshPart(leadPaneUiProvider, ui.getLeadPane(), context);
 261                                 if (footerUiProvider != null)
 262                                         refreshPart(footerUiProvider, ui.getFooter(), context);
 263                                 ui.layout(true, true);
 264                                 setState(ui, state != null ? state : defaultLayerPid);
 265                         }
 266                 } catch (Exception e) {
 267                         CmsFeedback.show("Unexpected exception", e);
 268                 }
 269         }
 270
 271         private void initLocale(CmsSession cmsSession) {
 272                 if (cmsSession == null)
 273                         return;
 274                 Locale locale = cmsSession.getLocale();
 275                 UiContext.setLocale(locale);
 276                 LocaleUtils.setThreadLocale(locale);
 277
 278         }
 279
 280         private void refreshPart(CmsUiProvider uiProvider, Composite part, Content context) {
 281                 CmsSwtUtils.clear(part);
 282                 uiProvider.createUiPart(part, context);
 283         }
 284
 285         private CmsUiProvider findUiProvider(String pid) {
 286                 if (!uiProvidersByPid.containsKey(pid))
 287                         return null;
 288                 return uiProvidersByPid.get(pid).get();
 289         }
 290
 291         private SuiteLayer findLayer(String pid) {
 292                 if (!layersByPid.containsKey(pid))
 293                         return null;
 294                 return layersByPid.get(pid).get();
 295         }
 296
 297         private <T> T findByType(Map<String, RankedObject<T>> byType, Content content) {
 298                 if (content == null)
 299                         throw new IllegalArgumentException("A node should be provided");
 300
 301                 if(content instanceof JcrContent) {
 302                 Node context = ((JcrContent)content).getJcrNode();
 303                 try {
 304                         // mixins
 305                         Set<String> types = new TreeSet<>();
 306                         for (NodeType mixinType : context.getMixinNodeTypes()) {
 307                                 String mixinTypeName = mixinType.getName();
 308                                 if (byType.containsKey(mixinTypeName)) {
 309                                         types.add(mixinTypeName);
 310                                 }
 311                                 for (NodeType superType : mixinType.getDeclaredSupertypes()) {
 312                                         if (byType.containsKey(superType.getName())) {
 313                                                 types.add(superType.getName());
 314                                         }
 315                                 }
 316                         }
 317                         // primary node type
 318                         NodeType primaryType = context.getPrimaryNodeType();
 319                         String primaryTypeName = primaryType.getName();
 320                         if (byType.containsKey(primaryTypeName)) {
 321                                 types.add(primaryTypeName);
 322                         }
 323                         for (NodeType superType : primaryType.getDeclaredSupertypes()) {
 324                                 if (byType.containsKey(superType.getName())) {
 325                                         types.add(superType.getName());
 326                                 }
 327                         }
 328                         // entity type
 329                         if (context.isNodeType(EntityType.entity.get())) {
 330                                 if (context.hasProperty(EntityNames.ENTITY_TYPE)) {
 331                                         String entityTypeName = context.getProperty(EntityNames.ENTITY_TYPE).getString();
 332                                         if (byType.containsKey(entityTypeName)) {
 333                                                 types.add(entityTypeName);
 334                                         }
 335                                 }
 336                         }
 337
 338 //                      if (context.getPath().equals("/")) {// root node
 339 //                              types.add("nt:folder");
 340 //                      }
 341                         if (CmsJcrUtils.isUserHome(context) && byType.containsKey("nt:folder")) {// home node
 342                                 types.add("nt:folder");
 343                         }
 344
 345                         if (types.size() == 0)
 346                                 throw new IllegalArgumentException("No type found for " + context + " (" + listTypes(context) + ")");
 347                         String type = types.iterator().next();
 348                         if (!byType.containsKey(type))
 349                                 throw new IllegalArgumentException("No component found for " + context + " with type " + type);
 350                         return byType.get(type).get();
 351                 } catch (RepositoryException e) {
 352                         throw new IllegalStateException(e);
 353                 }
 354
 355                 }else {
 356                         throw new UnsupportedOperationException("Content "+content.getClass().getName()+" is not supported.");
 357                 }
 358         }
 359
 360         private static String listTypes(Node context) {
 361                 try {
 362                         StringBuilder sb = new StringBuilder();
 363                         sb.append(context.getPrimaryNodeType().getName());
 364                         for (NodeType superType : context.getPrimaryNodeType().getDeclaredSupertypes()) {
 365                                 sb.append(' ');
 366                                 sb.append(superType.getName());
 367                         }
 368
 369                         for (NodeType nodeType : context.getMixinNodeTypes()) {
 370                                 sb.append(' ');
 371                                 sb.append(nodeType.getName());
 372                                 if (nodeType.getName().equals(EntityType.local.get()))
 373                                         sb.append('/').append(context.getProperty(EntityNames.ENTITY_TYPE).getString());
 374                                 for (NodeType superType : nodeType.getDeclaredSupertypes()) {
 375                                         sb.append(' ');
 376                                         sb.append(superType.getName());
 377                                 }
 378                         }
 379                         return sb.toString();
 380                 } catch (RepositoryException e) {
 381                         throw new JcrException(e);
 382                 }
 383         }
 384
 385         @Override
 386         public void setState(CmsUi cmsUi, String state) {
 387                 if (state == null)
 388                         return;
 389                 if (!state.startsWith("/")) {
 390                         if (cmsUi instanceof SuiteUi) {
 391                                 SuiteUi ui = (SuiteUi) cmsUi;
 392                                 if (LOGIN.equals(state)) {
 393                                         String appTitle = "";
 394                                         if (ui.getTitle() != null)
 395                                                 appTitle = ui.getTitle().lead();
 396                                         ui.getCmsView().stateChanged(state, appTitle);
 397                                         return;
 398                                 }
 399                                 Map<String, Object> properties = new HashMap<>();
 400                                 String layerId = HOME_STATE.equals(state) ? defaultLayerPid : state;
 401                                 properties.put(SuiteEvent.LAYER, layerId);
 402                                 properties.put(SuiteEvent.NODE_PATH, HOME_STATE);
 403                                 ui.getCmsView().sendEvent(SuiteEvent.switchLayer.topic(), properties);
 404                         }
 405                         return;
 406                 }
 407                 SuiteUi suiteUi = (SuiteUi) cmsUi;
 408                 Content node = stateToNode(suiteUi, state);
 409                 if (node == null) {
 410                         suiteUi.getCmsView().navigateTo(HOME_STATE);
 411                 } else {
 412                         suiteUi.getCmsView().sendEvent(SuiteEvent.switchLayer.topic(), SuiteEvent.eventProperties(node));
 413                         suiteUi.getCmsView().sendEvent(SuiteEvent.refreshPart.topic(), SuiteEvent.eventProperties(node));
 414                 }
 415         }
 416
 417         // TODO move it to an internal package?
 418         static String nodeToState(Content node) {
 419                 return node.getPath();
 420         }
 421
 422         private Content stateToNode(SuiteUi suiteUi, String state) {
 423                 if (suiteUi == null)
 424                         return null;
 425                 if (state == null || !state.startsWith("/"))
 426                         return null;
 427
 428                 String path=state;
 429 //              String path = state.substring(1);
 430 //              String workspace;
 431 //              if (path.equals("")) {
 432 //                      workspace = null;
 433 //                      path = "/";
 434 //              } else {
 435 //                      int index = path.indexOf('/');
 436 //                      if (index == 0) {
 437 //                              log.error("Cannot interpret " + state);
 438 ////                            cmsView.navigateTo("~");
 439 //                              return null;
 440 //                      } else if (index > 0) {
 441 //                              workspace = path.substring(0, index);
 442 //                              path = path.substring(index);
 443 //                      } else {// index<0, assuming root node
 444 //                              workspace = path;
 445 //                              path = "/";
 446 //                      }
 447 //              }
 448
 449                 ProvidedSession contentSession = (ProvidedSession) CmsUxUtils.getContentSession(contentRepository,
 450                                 suiteUi.getCmsView());
 451                 return contentSession.get(path);
 452 //              Session session = jcrContentProvider.getJcrSession(contentSession, workspace);
 453 ////            Session session = suiteUi.getSession(workspace);
 454 //              if (session == null)
 455 //                      return null;
 456 //              Node node = Jcr.getNode(session, path);
 457 //              return node;
 458         }
 459
 460         /*
 461          * Events management
 462          */
 463
 464         @Override
 465         public void handleEvent(Event event) {
 466
 467                 // Specific UI related events
 468                 SuiteUi ui = getRelatedUi(event);
 469                 if (ui == null)
 470                         return;
 471                 try {
 472                         String appTitle = "";
 473                         if (ui.getTitle() != null)
 474                                 appTitle = ui.getTitle().lead() + " - ";
 475
 476 //                      String currentLayerId = ui.getCurrentLayerId();
 477 //                      SuiteLayer currentLayer = currentLayerId != null ? layersByPid.get(currentLayerId).get() : null;
 478                         if (SuiteUiUtils.isTopic(event, SuiteEvent.refreshPart)) {
 479                                 Content node = getNode(ui, event);
 480                                 if (node == null)
 481                                         return;
 482                                 CmsUiProvider uiProvider = findByType(uiProvidersByType, node);
 483                                 SuiteLayer layer = findByType(layersByType, node);
 484                                 ui.switchToLayer(layer, node);
 485                                 ui.getCmsView().runAs(() -> layer.view(uiProvider, ui.getCurrentWorkArea(), node));
 486                                 ui.getCmsView().stateChanged(nodeToState(node), appTitle + CmsUxUtils.getTitle(node));
 487                         } else if (SuiteUiUtils.isTopic(event, SuiteEvent.openNewPart)) {
 488                                 Content node = getNode(ui, event);
 489                                 if (node == null)
 490                                         return;
 491                                 CmsUiProvider uiProvider = findByType(uiProvidersByType, node);
 492                                 SuiteLayer layer = findByType(layersByType, node);
 493                                 ui.switchToLayer(layer, node);
 494                                 ui.getCmsView().runAs(() -> layer.open(uiProvider, ui.getCurrentWorkArea(), node));
 495                                 ui.getCmsView().stateChanged(nodeToState(node), appTitle + CmsUxUtils.getTitle(node));
 496                         } else if (SuiteUiUtils.isTopic(event, SuiteEvent.switchLayer)) {
 497                                 String layerId = get(event, SuiteEvent.LAYER);
 498                                 if (layerId != null) {
 499 //                                      ui.switchToLayer(layerId, ui.getUserDir());
 500                                         SuiteLayer suiteLayer = findLayer(layerId);
 501                                         if (suiteLayer == null)
 502                                                 throw new IllegalArgumentException("No layer '" + layerId + "' available.");
 503                                         Localized layerTitle = suiteLayer.getTitle();
 504                                         // FIXME make sure we don't rebuild the work area twice
 505                                         Composite workArea = ui.getCmsView().doAs(() -> ui.switchToLayer(layerId, ui.getUserDirNode()));
 506                                         String title = null;
 507                                         if (layerTitle != null)
 508                                                 title = layerTitle.lead();
 509                                         Content nodeFromState = getNode(ui, event);
 510                                         if (nodeFromState != null && nodeFromState.getPath().equals(ui.getUserDirNode().getPath())) {
 511                                                 // default layer view is forced
 512                                                 String state = defaultLayerPid.equals(layerId) ? "~" : layerId;
 513                                                 ui.getCmsView().stateChanged(state, appTitle + title);
 514                                                 suiteLayer.view(null, workArea, nodeFromState);
 515                                         } else {
 516                                                 Content layerCurrentContext = suiteLayer.getCurrentContext(workArea);
 517                                                 if (layerCurrentContext != null) {
 518                                                         // layer was already showing a context so we set the state to it
 519                                                         ui.getCmsView().stateChanged(nodeToState(layerCurrentContext),
 520                                                                         appTitle + CmsUxUtils.getTitle(layerCurrentContext));
 521                                                 } else {
 522                                                         // no context was shown
 523                                                         ui.getCmsView().stateChanged(layerId, appTitle + title);
 524                                                 }
 525                                         }
 526                                 } else {
 527                                         Content node = getNode(ui, event);
 528                                         if (node != null) {
 529                                                 SuiteLayer layer = findByType(layersByType, node);
 530                                                 ui.getCmsView().runAs(() -> ui.switchToLayer(layer, node));
 531                                         }
 532                                 }
 533                         }
 534                 } catch (Exception e) {
 535                         log.error("Cannot handle event " + event, e);
 536 //                      CmsView.getCmsView(ui).exception(e);
 537                 }
 538
 539         }
 540
 541         private Content getNode(SuiteUi ui, Event event) {
 542                 ProvidedSession contentSession = (ProvidedSession) CmsUxUtils.getContentSession(contentRepository,
 543                                 ui.getCmsView());
 544
 545                 String path = get(event,SuiteEvent.CONTENT_PATH);
 546
 547 //              String nodePath = get(event, SuiteEvent.NODE_PATH);
 548                 if (path != null && path.equals(HOME_STATE))
 549                         return ui.getUserDir();
 550 //              String workspace = get(event, SuiteEvent.WORKSPACE);
 551
 552 //              Session session = jcrContentProvider.getJcrSession(contentSession, workspace);
 553 ////            Session session = ui.getSession(workspace);
 554                 Content node;
 555                 if (path == null) {
 556                         // look for a user
 557                         String username = get(event, SuiteEvent.USERNAME);
 558                         if (username == null)
 559                                 return null;
 560                         User user = cmsUserManager.getUser(username);
 561                         if (user == null)
 562                                 return null;
 563                         LdapName userDn;
 564                         try {
 565                                 userDn = new LdapName(user.getName());
 566                         } catch (InvalidNameException e) {
 567                                 throw new IllegalArgumentException("Badly formatted username", e);
 568                         }
 569                         String userNodePath = SuiteUtils.getUserNodePath(userDn);
 570                         // FIXME deal with home path
 571                         return null;
 572 //                      if (Jcr.itemExists(session, userNodePath))
 573 //                              node = Jcr.getNode(session, userNodePath);
 574 //                      else {
 575 //                              Session adminSession = null;
 576 //                              try {
 577 //                                      adminSession = CmsJcrUtils.openDataAdminSession(getRepository(), workspace);
 578 //                                      SuiteUtils.getOrCreateUserNode(adminSession, userDn);
 579 //                              } finally {
 580 //                                      Jcr.logout(adminSession);
 581 //                              }
 582 //                              node = Jcr.getNode(session, userNodePath);
 583 //                      }
 584                 } else {
 585                         node = contentSession.get(path);
 586                 }
 587                 return node;
 588         }
 589
 590         private SuiteUi getRelatedUi(Event event) {
 591                 return managedUis.get(get(event, CMS_VIEW_UID_PROPERTY));
 592         }
 593
 594         public static String get(Event event, String key) {
 595                 Object value = event.getProperty(key);
 596                 if (value == null)
 597                         return null;
 598 //                      throw new IllegalArgumentException("Property " + key + " must be set");
 599                 return value.toString();
 600
 601         }
 602
 603         /*
 604          * Dependency injection.
 605          */
 606
 607         public void addUiProvider(CmsUiProvider uiProvider, Map<String, Object> properties) {
 608                 if (properties.containsKey(Constants.SERVICE_PID)) {
 609                         String pid = (String) properties.get(Constants.SERVICE_PID);
 610                         RankedObject.putIfHigherRank(uiProvidersByPid, pid, uiProvider, properties);
 611                 }
 612                 if (properties.containsKey(EntityConstants.TYPE)) {
 613                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 614                         for (String type : types)
 615                                 RankedObject.putIfHigherRank(uiProvidersByType, type, uiProvider, properties);
 616                 }
 617         }
 618
 619         public void removeUiProvider(CmsUiProvider uiProvider, Map<String, Object> properties) {
 620                 if (properties.containsKey(Constants.SERVICE_PID)) {
 621                         String pid = (String) properties.get(Constants.SERVICE_PID);
 622                         if (uiProvidersByPid.containsKey(pid)) {
 623                                 if (uiProvidersByPid.get(pid).equals(new RankedObject<CmsUiProvider>(uiProvider, properties))) {
 624                                         uiProvidersByPid.remove(pid);
 625                                 }
 626                         }
 627                 }
 628                 if (properties.containsKey(EntityConstants.TYPE)) {
 629                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 630                         for (String type : types) {
 631                                 if (uiProvidersByType.containsKey(type)) {
 632                                         if (uiProvidersByType.get(type).equals(new RankedObject<CmsUiProvider>(uiProvider, properties))) {
 633                                                 uiProvidersByType.remove(type);
 634                                         }
 635                                 }
 636                         }
 637                 }
 638         }
 639
 640         public void addLayer(SuiteLayer layer, Map<String, Object> properties) {
 641                 if (properties.containsKey(Constants.SERVICE_PID)) {
 642                         String pid = (String) properties.get(Constants.SERVICE_PID);
 643                         RankedObject.putIfHigherRank(layersByPid, pid, layer, properties);
 644                 }
 645                 if (properties.containsKey(EntityConstants.TYPE)) {
 646                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 647                         for (String type : types)
 648                                 RankedObject.putIfHigherRank(layersByType, type, layer, properties);
 649                 }
 650         }
 651
 652         public void removeLayer(SuiteLayer layer, Map<String, Object> properties) {
 653                 if (properties.containsKey(Constants.SERVICE_PID)) {
 654                         String pid = (String) properties.get(Constants.SERVICE_PID);
 655                         if (layersByPid.containsKey(pid)) {
 656                                 if (layersByPid.get(pid).equals(new RankedObject<SuiteLayer>(layer, properties))) {
 657                                         layersByPid.remove(pid);
 658                                 }
 659                         }
 660                 }
 661                 if (properties.containsKey(EntityConstants.TYPE)) {
 662                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 663                         for (String type : types) {
 664                                 if (layersByType.containsKey(type)) {
 665                                         if (layersByType.get(type).equals(new RankedObject<SuiteLayer>(layer, properties))) {
 666                                                 layersByType.remove(type);
 667                                         }
 668                                 }
 669                         }
 670                 }
 671         }
 672
 673         public void setCmsUserManager(CmsUserManager cmsUserManager) {
 674                 this.cmsUserManager = cmsUserManager;
 675         }
 676
 677         protected Repository getRepository() {
 678                 return repository;
 679         }
 680
 681         public void setRepository(Repository repository) {
 682                 this.repository = repository;
 683         }
 684
 685         protected ContentRepository getContentRepository() {
 686                 return contentRepository;
 687         }
 688
 689         public void setContentRepository(ContentRepository contentRepository) {
 690                 this.contentRepository = contentRepository;
 691         }
 692
 693         public void setJcrContentProvider(JcrContentProvider jcrContentProvider) {
 694                 this.jcrContentProvider = jcrContentProvider;
 695         }
 696
 697 }