app/ui/SuiteApp.java

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