argeo/suite/ui/SuiteApp.java

   1 package org.argeo.suite.ui;
   2
   3 import static org.argeo.cms.ui.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.Map;
  10 import java.util.Set;
  11 import java.util.TreeMap;
  12 import java.util.TreeSet;
  13
  14 import javax.jcr.Node;
  15 import javax.jcr.RepositoryException;
  16 import javax.jcr.Session;
  17 import javax.jcr.nodetype.NodeType;
  18 import javax.naming.InvalidNameException;
  19 import javax.naming.ldap.LdapName;
  20
  21 import org.apache.commons.logging.Log;
  22 import org.apache.commons.logging.LogFactory;
  23 import org.argeo.api.NodeUtils;
  24 import org.argeo.cms.CmsUserManager;
  25 import org.argeo.cms.auth.CmsSession;
  26 import org.argeo.cms.ui.AbstractCmsApp;
  27 import org.argeo.cms.ui.CmsTheme;
  28 import org.argeo.cms.ui.CmsUiProvider;
  29 import org.argeo.cms.ui.CmsView;
  30 import org.argeo.cms.ui.dialogs.CmsFeedback;
  31 import org.argeo.cms.ui.util.CmsEvent;
  32 import org.argeo.cms.ui.util.CmsUiUtils;
  33 import org.argeo.entity.EntityConstants;
  34 import org.argeo.entity.EntityNames;
  35 import org.argeo.entity.EntityType;
  36 import org.argeo.jcr.Jcr;
  37 import org.argeo.suite.RankedObject;
  38 import org.argeo.suite.SuiteUtils;
  39 import org.argeo.util.LangUtils;
  40 import org.eclipse.swt.SWT;
  41 import org.eclipse.swt.widgets.Composite;
  42 import org.osgi.framework.Constants;
  43 import org.osgi.service.event.Event;
  44 import org.osgi.service.event.EventHandler;
  45 import org.osgi.service.useradmin.User;
  46
  47 /** The Argeo Suite App. */
  48 public class SuiteApp extends AbstractCmsApp implements EventHandler {
  49         private final static Log log = LogFactory.getLog(SuiteApp.class);
  50
  51         public final static String PID_PREFIX = "argeo.suite.ui.";
  52         public final static String HEADER_PID = PID_PREFIX + "header";
  53         public final static String LEAD_PANE_PID = PID_PREFIX + "leadPane";
  54         public final static String LOGIN_SCREEN_PID = PID_PREFIX + "loginScreen";
  55         public final static String DASHBOARD_PID = PID_PREFIX + "dashboard";
  56         public final static String RECENT_ITEMS_PID = PID_PREFIX + "recentItems";
  57
  58         private final static String DEFAULT_UI_NAME = "app";
  59         private final static String DEFAULT_THEME_ID = "org.argeo.suite.theme.default";
  60
  61         private Map<String, RankedObject<CmsUiProvider>> uiProvidersByPid = Collections.synchronizedMap(new HashMap<>());
  62         private Map<String, RankedObject<CmsUiProvider>> uiProvidersByType = Collections.synchronizedMap(new HashMap<>());
  63         private Map<String, RankedObject<SuiteLayer>> layersByPid = Collections.synchronizedSortedMap(new TreeMap<>());
  64         private Map<String, RankedObject<SuiteLayer>> layersByType = Collections.synchronizedSortedMap(new TreeMap<>());
  65
  66         private CmsUserManager cmsUserManager;
  67
  68         // TODO make more optimal or via CmsSession/CmsView
  69         private Map<String, SuiteUi> managedUis = new HashMap<>();
  70
  71 //      private CmsUiProvider headerPart = null;
  72
  73         public void init(Map<String, String> properties) {
  74                 if (log.isDebugEnabled())
  75                         log.info("Argeo Suite App started");
  76         }
  77
  78         public void destroy(Map<String, String> properties) {
  79                 for (SuiteUi ui : managedUis.values())
  80                         if (!ui.isDisposed())
  81                                 ui.dispose();
  82                 if (log.isDebugEnabled())
  83                         log.info("Argeo Suite App stopped");
  84
  85         }
  86
  87         @Override
  88         public Set<String> getUiNames() {
  89                 HashSet<String> uiNames = new HashSet<>();
  90                 uiNames.add(DEFAULT_UI_NAME);
  91                 return uiNames;
  92         }
  93
  94         @Override
  95         public Composite initUi(Composite parent) {
  96                 String uiName = parent.getData(UI_NAME_PROPERTY) != null ? parent.getData(UI_NAME_PROPERTY).toString() : null;
  97                 CmsView cmsView = CmsView.getCmsView(parent);
  98                 if (cmsView == null)
  99                         throw new IllegalStateException("No CMS view is registered.");
 100                 CmsTheme theme = getTheme(uiName);
 101                 if (theme != null)
 102                         CmsTheme.registerCmsTheme(parent.getShell(), theme);
 103                 SuiteUi argeoSuiteUi = new SuiteUi(parent, SWT.NONE);
 104                 String uid = cmsView.getUid();
 105                 managedUis.put(uid, argeoSuiteUi);
 106                 argeoSuiteUi.addDisposeListener((e) -> {
 107                         managedUis.remove(uid);
 108                         if (log.isDebugEnabled())
 109                                 log.debug("Suite UI " + uid + " has been disposed.");
 110                 });
 111                 refreshUi(argeoSuiteUi, null);
 112                 return argeoSuiteUi;
 113         }
 114
 115         @Override
 116         public String getThemeId(String uiName) {
 117                 // TODO make it configurable
 118                 return DEFAULT_THEME_ID;
 119         }
 120
 121         @Override
 122         public void refreshUi(Composite parent, String state) {
 123                 try {
 124                         Node context = null;
 125                         SuiteUi ui = (SuiteUi) parent;
 126                         refreshPart(findUiProvider(HEADER_PID), ui.getHeader(), context);
 127                         CmsView cmsView = CmsView.getCmsView(parent);
 128                         if (cmsView.isAnonymous()) {
 129                                 ui.logout();
 130                                 ui.refreshBelowHeader(false);
 131                                 refreshPart(findUiProvider(LOGIN_SCREEN_PID), ui.getBelowHeader(), context);
 132                                 ui.layout(true, true);
 133                         } else {
 134                                 if (ui.getUserDir() == null) {
 135                                         CmsSession cmsSession = cmsView.getCmsSession();
 136                                         Session adminSession = null;
 137                                         try {
 138                                                 adminSession = NodeUtils.openDataAdminSession(getRepository(), null);
 139                                                 Node userDir = SuiteUtils.getOrCreateSessionDir(adminSession, cmsSession);
 140                                                 ui.initSessions(getRepository(), userDir.getPath());
 141                                         } finally {
 142                                                 Jcr.logout(adminSession);
 143                                         }
 144                                 }
 145                                 context = stateToNode(ui, state);
 146                                 if (context == null)
 147                                         context = ui.getUserDir();
 148
 149                                 ui.refreshBelowHeader(true);
 150                                 for (String key : layersByPid.keySet()) {
 151                                         SuiteLayer layer = layersByPid.get(key).get();
 152                                         ui.addLayer(key, layer);
 153                                 }
 154                                 refreshPart(findUiProvider(LEAD_PANE_PID), ui.getLeadPane(), context);
 155                                 ui.layout(true, true);
 156                                 setState(parent, state);
 157                         }
 158                 } catch (Exception e) {
 159                         CmsFeedback.show("Unexpected exception", e);
 160                 }
 161         }
 162
 163         private void refreshPart(CmsUiProvider uiProvider, Composite part, Node context) {
 164                 CmsUiUtils.clear(part);
 165                 uiProvider.createUiPart(part, context);
 166         }
 167
 168         private CmsUiProvider findUiProvider(String pid) {
 169                 if (!uiProvidersByPid.containsKey(pid))
 170                         throw new IllegalArgumentException("No UI provider registered as " + pid);
 171                 return uiProvidersByPid.get(pid).get();
 172         }
 173
 174         private <T> T findByType(Map<String, RankedObject<T>> byType, Node context) {
 175                 try {
 176                         // mixins
 177                         Set<String> types = new TreeSet<>();
 178                         for (NodeType nodeType : context.getMixinNodeTypes()) {
 179                                 String typeName = nodeType.getName();
 180                                 if (byType.containsKey(typeName)) {
 181                                         types.add(typeName);
 182                                 }
 183                         }
 184                         // primary node type
 185                         {
 186                                 NodeType nodeType = context.getPrimaryNodeType();
 187                                 String typeName = nodeType.getName();
 188                                 if (byType.containsKey(typeName)) {
 189                                         types.add(typeName);
 190                                 }
 191                                 for (NodeType mixin : nodeType.getDeclaredSupertypes()) {
 192                                         if (byType.containsKey(mixin.getName())) {
 193                                                 types.add(mixin.getName());
 194                                         }
 195                                 }
 196                         }
 197                         // entity type
 198                         if (context.isNodeType(EntityType.entity.get())) {
 199                                 if (context.hasProperty(EntityNames.ENTITY_TYPE)) {
 200                                         String typeName = context.getProperty(EntityNames.ENTITY_TYPE).getString();
 201                                         if (byType.containsKey(typeName)) {
 202                                                 types.add(typeName);
 203                                         }
 204                                 }
 205                         }
 206
 207 //                      if (context.getPath().equals("/")) {// root node
 208 //                              types.add("nt:folder");
 209 //                      }
 210                         if (NodeUtils.isUserHome(context) && byType.containsKey("nt:folder")) {// home node
 211                                 types.add("nt:folder");
 212                         }
 213
 214                         if (types.size() == 0)
 215                                 throw new IllegalArgumentException("No type found for " + context);
 216                         String type = types.iterator().next();
 217                         if (!byType.containsKey(type))
 218                                 throw new IllegalArgumentException("No component found for " + context + " with type " + type);
 219                         return byType.get(type).get();
 220                 } catch (RepositoryException e) {
 221                         throw new IllegalStateException(e);
 222                 }
 223         }
 224
 225         @Override
 226         public void setState(Composite parent, String state) {
 227                 if (state == null || !state.startsWith("/"))
 228                         return;
 229                 SuiteUi suiteUi = (SuiteUi) parent;
 230                 Node node = stateToNode(suiteUi, state);
 231                 if (node == null) {
 232                         suiteUi.getCmsView().navigateTo("~");
 233                 } else {
 234                         suiteUi.getCmsView().sendEvent(SuiteEvent.switchLayer.topic(), SuiteEvent.eventProperties(node));
 235                         suiteUi.getCmsView().sendEvent(SuiteEvent.refreshPart.topic(), SuiteEvent.eventProperties(node));
 236                 }
 237
 238 //              CmsView cmsView = CmsView.getCmsView(parent);
 239 //              if (cmsView.isAnonymous())
 240 //                      return;
 241 //              Session session = null;
 242 //              try {
 243 //                      if (state != null && state.startsWith("/")) {
 244 //                              String path = state.substring(1);
 245 //                              String workspace;
 246 //                              if (path.equals("")) {
 247 //                                      workspace = null;
 248 //                                      path = "/";
 249 //                              } else {
 250 //                                      int index = path.indexOf('/');
 251 //                                      if (index == 0) {
 252 //                                              log.error("Cannot interpret " + state);
 253 //                                              cmsView.navigateTo("~");
 254 //                                              return;
 255 //                                      } else if (index > 0) {
 256 //                                              workspace = path.substring(0, index);
 257 //                                              path = path.substring(index);
 258 //                                      } else {// index<0, assuming root node
 259 //                                              workspace = path;
 260 //                                              path = "/";
 261 //                                      }
 262 //                              }
 263 //                              session = cmsView.doAs(() -> Jcr.login(getRepository(), workspace));
 264 //
 265 //                              Node node = session.getNode(path);
 266 //
 267 //                              cmsView.sendEvent(SuiteEvent.switchLayer.topic(), SuiteEvent.eventProperties(node));
 268 //                              cmsView.sendEvent(SuiteEvent.refreshPart.topic(), SuiteEvent.eventProperties(node));
 269 //                      }
 270 //              } catch (RepositoryException e) {
 271 //                      log.error("Cannot load state " + state, e);
 272 //                      cmsView.navigateTo("~");
 273 //              } finally {
 274 //                      JcrUtils.logoutQuietly(session);
 275 //              }
 276         }
 277
 278         private String nodeToState(Node node) {
 279                 return '/' + Jcr.getWorkspaceName(node) + Jcr.getPath(node);
 280         }
 281
 282         private Node stateToNode(SuiteUi suiteUi, String state) {
 283                 if (suiteUi == null)
 284                         return null;
 285                 if (state == null)
 286                         return null;
 287
 288                 String path = state.substring(1);
 289                 String workspace;
 290                 if (path.equals("")) {
 291                         workspace = null;
 292                         path = "/";
 293                 } else {
 294                         int index = path.indexOf('/');
 295                         if (index == 0) {
 296                                 log.error("Cannot interpret " + state);
 297 //                              cmsView.navigateTo("~");
 298                                 return null;
 299                         } else if (index > 0) {
 300                                 workspace = path.substring(0, index);
 301                                 path = path.substring(index);
 302                         } else {// index<0, assuming root node
 303                                 workspace = path;
 304                                 path = "/";
 305                         }
 306                 }
 307 //              session = cmsView.doAs(() -> Jcr.login(getRepository(), workspace));
 308
 309                 Session session = suiteUi.getSession(workspace);
 310                 if (session == null)
 311                         return null;
 312                 Node node = Jcr.getNode(session, path);
 313                 return node;
 314         }
 315
 316         /*
 317          * Events management
 318          */
 319
 320         @Override
 321         public void handleEvent(Event event) {
 322
 323                 // Specific UI related events
 324                 SuiteUi ui = getRelatedUi(event);
 325                 try {
 326 //                      String currentLayerId = ui.getCurrentLayerId();
 327 //                      SuiteLayer currentLayer = currentLayerId != null ? layersByPid.get(currentLayerId).get() : null;
 328                         if (isTopic(event, SuiteEvent.refreshPart)) {
 329                                 Node node = getNode(ui, event);
 330                                 CmsUiProvider uiProvider = findByType(uiProvidersByType, node);
 331                                 SuiteLayer layer = findByType(layersByType, node);
 332                                 ui.switchToLayer(layer, node);
 333                                 layer.view(uiProvider, ui.getCurrentWorkArea(), node);
 334                                 ui.getCmsView().stateChanged(nodeToState(node), Jcr.getTitle(node));
 335                         } else if (isTopic(event, SuiteEvent.openNewPart)) {
 336                                 Node node = getNode(ui, event);
 337                                 CmsUiProvider uiProvider = findByType(uiProvidersByType, node);
 338                                 SuiteLayer layer = findByType(layersByType, node);
 339                                 ui.switchToLayer(layer, node);
 340                                 layer.open(uiProvider, ui.getCurrentWorkArea(), node);
 341                                 ui.getCmsView().stateChanged(nodeToState(node), Jcr.getTitle(node));
 342                         } else if (isTopic(event, SuiteEvent.switchLayer)) {
 343                                 String layerId = get(event, SuiteEvent.LAYER);
 344                                 if (layerId != null) {
 345                                         ui.switchToLayer(layerId, Jcr.getRootNode(ui.getSession(null)));
 346                                         //ui.getCmsView().navigateTo("~");
 347                                 } else {
 348                                         Node node = getNode(ui, event);
 349                                         if (node != null) {
 350                                                 SuiteLayer layer = findByType(layersByType, node);
 351                                                 ui.switchToLayer(layer, node);
 352                                         }
 353                                 }
 354                         }
 355                 } catch (Exception e) {
 356                         log.error("Cannot handle event " + event, e);
 357 //                      CmsView.getCmsView(ui).exception(e);
 358                 }
 359
 360         }
 361
 362         private Node getNode(SuiteUi ui, Event event) {
 363                 String nodePath = get(event, SuiteEvent.NODE_PATH);
 364                 String workspaceName = get(event, SuiteEvent.WORKSPACE);
 365                 Session session = ui.getSession(workspaceName);
 366                 Node node;
 367                 if (nodePath == null) {
 368                         // look for a user
 369                         String username = get(event, SuiteEvent.USERNAME);
 370                         if (username == null)
 371                                 return null;
 372                         User user = cmsUserManager.getUser(username);
 373                         if (user == null)
 374                                 return null;
 375                         LdapName userDn;
 376                         try {
 377                                 userDn = new LdapName(user.getName());
 378                         } catch (InvalidNameException e) {
 379                                 throw new IllegalArgumentException("Badly formatted username", e);
 380                         }
 381                         String userNodePath = SuiteUtils.getUserNodePath(userDn);
 382                         if (Jcr.itemExists(session, userNodePath))
 383                                 node = Jcr.getNode(session, userNodePath);
 384                         else {
 385                                 Session adminSession = null;
 386                                 try {
 387                                         adminSession = NodeUtils.openDataAdminSession(getRepository(), workspaceName);
 388                                         SuiteUtils.getOrCreateUserNode(adminSession, userDn);
 389                                 } finally {
 390                                         Jcr.logout(adminSession);
 391                                 }
 392                                 node = Jcr.getNode(session, userNodePath);
 393                         }
 394                 } else {
 395                         node = Jcr.getNode(session, nodePath);
 396                 }
 397                 return node;
 398         }
 399
 400         private SuiteUi getRelatedUi(Event event) {
 401                 return managedUis.get(get(event, CMS_VIEW_UID_PROPERTY));
 402         }
 403
 404         private static boolean isTopic(Event event, CmsEvent cmsEvent) {
 405                 return event.getTopic().equals(cmsEvent.topic());
 406         }
 407
 408         private static String get(Event event, String key) {
 409                 Object value = event.getProperty(key);
 410                 if (value == null)
 411                         return null;
 412 //                      throw new IllegalArgumentException("Property " + key + " must be set");
 413                 return value.toString();
 414
 415         }
 416
 417         /*
 418          * Dependency injection.
 419          */
 420
 421         public void addUiProvider(CmsUiProvider uiProvider, Map<String, Object> properties) {
 422                 if (properties.containsKey(Constants.SERVICE_PID)) {
 423                         String pid = (String) properties.get(Constants.SERVICE_PID);
 424                         RankedObject.putIfHigherRank(uiProvidersByPid, pid, uiProvider, properties);
 425                 }
 426                 if (properties.containsKey(EntityConstants.TYPE)) {
 427                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 428                         for (String type : types)
 429                                 RankedObject.putIfHigherRank(uiProvidersByType, type, uiProvider, properties);
 430                 }
 431         }
 432
 433         public void removeUiProvider(CmsUiProvider uiProvider, Map<String, Object> properties) {
 434                 if (properties.containsKey(Constants.SERVICE_PID)) {
 435                         String pid = (String) properties.get(Constants.SERVICE_PID);
 436                         if (uiProvidersByPid.containsKey(pid)) {
 437                                 if (uiProvidersByPid.get(pid).equals(new RankedObject<CmsUiProvider>(uiProvider, properties))) {
 438                                         uiProvidersByPid.remove(pid);
 439                                 }
 440                         }
 441                 }
 442                 if (properties.containsKey(EntityConstants.TYPE)) {
 443                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 444                         for (String type : types) {
 445                                 if (uiProvidersByType.containsKey(type)) {
 446                                         if (uiProvidersByType.get(type).equals(new RankedObject<CmsUiProvider>(uiProvider, properties))) {
 447                                                 uiProvidersByType.remove(type);
 448                                         }
 449                                 }
 450                         }
 451                 }
 452         }
 453
 454         public void addLayer(SuiteLayer layer, Map<String, Object> properties) {
 455                 if (properties.containsKey(Constants.SERVICE_PID)) {
 456                         String pid = (String) properties.get(Constants.SERVICE_PID);
 457                         RankedObject.putIfHigherRank(layersByPid, pid, layer, properties);
 458                 }
 459                 if (properties.containsKey(EntityConstants.TYPE)) {
 460                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 461                         for (String type : types)
 462                                 RankedObject.putIfHigherRank(layersByType, type, layer, properties);
 463                 }
 464         }
 465
 466         public void removeLayer(SuiteLayer layer, Map<String, Object> properties) {
 467                 if (properties.containsKey(Constants.SERVICE_PID)) {
 468                         String pid = (String) properties.get(Constants.SERVICE_PID);
 469                         if (layersByPid.containsKey(pid)) {
 470                                 if (layersByPid.get(pid).equals(new RankedObject<SuiteLayer>(layer, properties))) {
 471                                         layersByPid.remove(pid);
 472                                 }
 473                         }
 474                 }
 475                 if (properties.containsKey(EntityConstants.TYPE)) {
 476                         List<String> types = LangUtils.toStringList(properties.get(EntityConstants.TYPE));
 477                         for (String type : types) {
 478                                 if (layersByType.containsKey(type)) {
 479                                         if (layersByType.get(type).equals(new RankedObject<CmsUiProvider>(layer, properties))) {
 480                                                 layersByType.remove(type);
 481                                         }
 482                                 }
 483                         }
 484                 }
 485         }
 486
 487         public void setCmsUserManager(CmsUserManager cmsUserManager) {
 488                 this.cmsUserManager = cmsUserManager;
 489         }
 490
 491 }