/**
    * This file Copyright (c) 2003-2018 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.module.delta;
  
  import info.magnolia.cms.exchange.ActivationManager;
  import info.magnolia.cms.exchange.ActivationManagerFactory;
  import info.magnolia.cms.exchange.Subscriber;
  import info.magnolia.cms.security.Permission;
  import info.magnolia.context.MgnlContext;
  import info.magnolia.jcr.util.NodeTypes;
  import info.magnolia.jcr.util.NodeUtil;
  import info.magnolia.module.InstallContext;
  import info.magnolia.module.model.ModuleDefinition;
  import info.magnolia.module.model.RepositoryDefinition;
  import info.magnolia.repository.RepositoryConstants;
  
  import javax.jcr.Node;
  import javax.jcr.RepositoryException;
  
  /**
   * Bootstrap empty repositories for the current module. (loading is already performed before install tasks)
   */
  public class SetupModuleRepositoriesTask extends AbstractTask {
  
      public SetupModuleRepositoriesTask() {
          super("Setup module repositories", "Bootstrap empty repositories, grant them to superuser and subscribe them so that activation can be used.");
      }
  
      // TODO finer exception handling ?
      @Override
      public void execute(InstallContext ctx) throws TaskExecutionException {
          try {
              final ModuleDefinition def = ctx.getCurrentModuleDefinition();
              // register repositories
              for (RepositoryDefinition repDef : def.getRepositories()) {
                  for (final String workspace : repDef.getWorkspaces()) {
                      ArrayDelegateTaskArrayDelegateTask">ArrayDelegateTask arrayDelegateTask = new ArrayDelegateTask(String.format("Bootstrap the %s if empty, grant it to superuser and subscribe it if activation is installed so that activation can be used.", workspace),
                              new AddPermissionTask("", "superuser", workspace, "/*", Permission.ALL, false),
                              new SubscribeWorkspaceTask(workspace));
                      arrayDelegateTask.execute(ctx);
                  }
              }
          } catch (Throwable e) {
              throw new TaskExecutionException("Could not bootstrap workspace: " + e.getMessage(), e);
          }
      }
  
      /**
       * Register the repository to get used for activation.
       */
      private class SubscribeWorkspaceTask extends AbstractRepositoryTask {
  
          private String workspace;
  
          public SubscribeWorkspaceTask(String workspace) {
              super("Register workspace to subscribers", "If activation module is registered than register workspace to all subscribers");
              this.workspace = workspace;
          }
  
          @Override
          protected void doExecute(InstallContext installContext) throws RepositoryException, TaskExecutionException {
              if (installContext.isModuleRegistered("activation")) { // register workspace to subscribers only if activation module is registered
                  ActivationManager sManager = ActivationManagerFactory.getActivationManager();
                  for (Subscriber subscriber : sManager.getSubscribers()) {
                      if (!subscriber.isSubscribed("/", workspace)) {
                          Node newSubscription = NodeUtil.createPath(MgnlContext.getJCRSession(RepositoryConstants.CONFIG).getRootNode(),
                                  sManager.getConfigPath() + "/" + subscriber.getName() + "/subscriptions/" + workspace, NodeTypes.ContentNode.NAME);
                          newSubscription.setProperty("toURI", "/");
                         newSubscription.setProperty("repository", workspace);
                         newSubscription.setProperty("fromURI", "/");
                     }
                 }
             }
         }
     }
 }