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