ForumModuleVersionHandler

/**
 * This file Copyright (c) 2003-2017 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.forum.setup;

import info.magnolia.cms.security.Permission;
import info.magnolia.i18nsystem.setup.RemoveHardcodedI18nPropertiesFromDialogsTask;
import info.magnolia.module.DefaultModuleVersionHandler;
import info.magnolia.module.InstallContext;
import info.magnolia.module.delta.AbstractCondition;
import info.magnolia.module.delta.AddPermissionTask;
import info.magnolia.module.delta.AddRoleToUserTask;
import info.magnolia.module.delta.ArrayDelegateTask;
import info.magnolia.module.delta.BootstrapSingleModuleResource;
import info.magnolia.module.delta.CheckAndModifyPropertyValueTask;
import info.magnolia.module.delta.Condition;
import info.magnolia.module.delta.DeltaBuilder;
import info.magnolia.module.delta.IsModuleInstalledOrRegistered;
import info.magnolia.module.delta.ModuleDependencyBootstrapTask;
import info.magnolia.module.delta.MoveNodeTask;
import info.magnolia.module.delta.NodeExistsDelegateTask;
import info.magnolia.module.delta.OrderNodeToFirstPositionTask;
import info.magnolia.module.delta.PartialBootstrapTask;
import info.magnolia.module.delta.PropertyExistsDelegateTask;
import info.magnolia.module.delta.RemoveNodeWoChildren;
import info.magnolia.module.delta.RemoveNodesTask;
import info.magnolia.module.delta.RemovePermissionTask;
import info.magnolia.module.delta.RemovePropertiesTask;
import info.magnolia.module.delta.RemovePropertyTask;
import info.magnolia.module.delta.SetPropertyTask;
import info.magnolia.module.delta.Task;
import info.magnolia.module.delta.WarnTask;
import info.magnolia.module.forum.DefaultForumManager;
import info.magnolia.repository.RepositoryConstants;
import info.magnolia.ui.admincentral.setup.AppLauncherReorderingTask;
import info.magnolia.ui.admincentral.setup.AppLauncherReorderingTask.Order;
import info.magnolia.ui.contentapp.setup.for5_3.ContentAppMigrationTask;
import info.magnolia.ui.dialog.setup.migration.ControlMigratorsRegistry;
import info.magnolia.ui.framework.setup.AddIsPublishedRuleToAllDeactivateActionsTask;
import info.magnolia.ui.framework.setup.SetWritePermissionForActionsTask;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import javax.inject.Inject;
import javax.jcr.ImportUUIDBehavior;

/**
 * Version handler for forum module.
 */
public class ForumModuleVersionHandler extends DefaultModuleVersionHandler {

    protected static final String FORUM_APP_ACTIONS = "/modules/forum/apps/forum/subApps/browser/actions/";
    private final AddRoleToUserTask grantAllToSuperuser = new AddRoleToUserTask("Grant all forum permissions to superuser", "superuser", DefaultForumManager.ROLE_FORUM_ALL_ADMIN);

    private final Task removeObsoleteConfiguration = new ArrayDelegateTask("Removing custom-security-config from 4.5 which is no more working/supported by M5",
            new RemoveNodesTask("Remove obsolete configuration", RepositoryConstants.CONFIG, Arrays.asList(
                    "/modules/forum/trees/forum",
                    "/modules/adminInterface/config/securityConfiguration/repositories/forum"
                    ), false),
            new NodeExistsDelegateTask("Remove deprecated tree if exists", "/modules/forum/trees",
                    new RemoveNodeWoChildren("Remove deprecated tree", "/modules/forum/trees"))
            );

    private final Task fixObsoletePermissions = new ArrayDelegateTask("Fix obsolete permissions which are not supported",
            new RemovePermissionTask("", DefaultForumManager.ROLE_FORUM_ALL_USER, DefaultForumManager.FORUM_WORKSPACE, "/*", Permission.WRITE),
            new RemovePermissionTask("", DefaultForumManager.ROLE_FORUM_ALL_ADMIN, DefaultForumManager.FORUM_WORKSPACE, "/*", 111L),
            new RemovePermissionTask("", DefaultForumManager.ROLE_FORUM_ALL_MODERATOR, DefaultForumManager.FORUM_WORKSPACE, "/*", 79L),

            new AddPermissionTask("", DefaultForumManager.ROLE_FORUM_ALL_USER, DefaultForumManager.FORUM_WORKSPACE, "/*", Permission.ALL, false),
            new AddPermissionTask("", DefaultForumManager.ROLE_FORUM_ALL_ADMIN, DefaultForumManager.FORUM_WORKSPACE, "/*", Permission.ALL, false),
            new AddPermissionTask("", DefaultForumManager.ROLE_FORUM_ALL_MODERATOR, DefaultForumManager.FORUM_WORKSPACE, "/*", Permission.ALL, false)
            );

    @Inject
    public ForumModuleVersionHandler(ControlMigratorsRegistry controlMigratorsRegistry) {

        ForumDialogMigrationTask dialogMigrationTask = new ForumDialogMigrationTask("forum");
        controlMigratorsRegistry.register("checkboxSwitch", dialogMigrationTask.new ForumCheckBoxSwitchControlMigrator());
        controlMigratorsRegistry.register("info.magnolia.module.forum.admin.dialog.NodeNameControl", dialogMigrationTask.new RemoveControlMigrator());
        controlMigratorsRegistry.register("info.magnolia.module.forum.admin.dialog.ReferenceControl", dialogMigrationTask.new ForumEditControlMigrator());
        controlMigratorsRegistry.register("uuidLink", dialogMigrationTask.new ForumLinkControlMigrator());

        register(DeltaBuilder.checkPrecondition("1.3", "3.0"));

        register(DeltaBuilder.update("3.0.1", "")
                .addTask(new PropertyExistsDelegateTask("Rename property", "", RepositoryConstants.CONFIG, "/modules/forum/dialogs/forumEdit/tabForum/allowsNestingMessages", "checked",
                        new ArrayDelegateTask("",
                                new RemovePropertyTask("", "", RepositoryConstants.CONFIG, "/modules/forum/dialogs/forumEdit/tabForum/allowsNestingMessages", "checked"),
                                new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/dialogs/forumEdit/tabForum/allowsNestingMessages", "selected", Boolean.FALSE)
                        )
                        )));

        register(DeltaBuilder.update("3.3", "")
                .addTask(new WarnTask(String.format("Roles '%s' and '%s' aren't used anymore.", DefaultForumManager.ROLE_FORUM_BASE, DefaultForumManager.ROLE_FORUM_MODERATOR_BASE),
                        String.format("The roles '%s and '%s' aren't used anymore in the forum module. Check your users and groups; you may want to remove theses roles from users and groups and delete them.",
                                DefaultForumManager.ROLE_FORUM_BASE, DefaultForumManager.ROLE_FORUM_MODERATOR_BASE)))
                //
                // => add applauncher-conf. for the new forum-app
                .addTask(new BootstrapSingleModuleResource("Bootstrap appLaucnher-layout conf.", "Bootstraping the applauncher-layout config.", "config.modules.ui-admincentral.config.appLauncherLayout.groups.edit.apps.forum.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                //
                // adding the complete apps-conf for both subApps
                // ... we do not expect to find /modules/forum/apps ... but if there are, we move it
                .addTask(moveExistingApps("/modules/forum/apps_old"))
                // now adding app and subapps
                .addTask(new BootstrapSingleModuleResource("Bootstrap apps into forum.", "Bootstrapping the apps into the forum conf.", "apps/config.modules.forum.apps.forum.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap subApp-folder.", "Bootstrapping subApp-folder into forum conf.", "apps/config.modules.forum.apps.forum.subApps.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                // subApp browser
                .addTask(new BootstrapSingleModuleResource("Bootstrap subApp browser (rootNode).", "Bootstrapping browser-subApp-rootNode into forum conf.", "apps/config.modules.forum.apps.forum.subApps.browser.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap actionbar for browser-subApp.", "Bootstrapping actionbar for browser-subApp.", "apps/config.modules.forum.apps.forum.subApps.browser.actionbar.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap actions for browser-subApp.", "Bootstrapping action for browser-subApp.", "apps/config.modules.forum.apps.forum.subApps.browser.actions.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap workbench for browser-subApp.", "Bootstrapping workbench for browser-subApp.", "apps/config.modules.forum.apps.forum.subApps.browser.workbench.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                // subApp moderation
                .addTask(new BootstrapSingleModuleResource("Bootstrap subApp moderation (rootNode).", "Bootstrapping moderation-subApprootNode into forum conf.", "apps/config.modules.forum.apps.forum.subApps.moderation.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap actionbar for moderation-subApp.", "Bootstrapping actionbar for moderation-subApp.", "apps/config.modules.forum.apps.forum.subApps.moderation.actionbar.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap actions for moderation-subApp.", "Bootstrapping action for moderation-subApp.", "apps/config.modules.forum.apps.forum.subApps.moderation.actions.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap workbench for moderation-subApp.", "Bootstrapping workbench for moderation-subApp.", "apps/config.modules.forum.apps.forum.subApps.moderation.workbench.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                //
                // dialogs
                // migrating the existing dialogs
                .addTask(dialogMigrationTask)
                // adding 2 new dialogs
                .addTask(new BootstrapSingleModuleResource("Bootstrap dialog addForum.", "Bootstrap dialog addForum.", "dialogs/config.modules.forum.dialogs.forumAdd.xml", ImportUUIDBehavior.IMPORT_UUID_CREATE_NEW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap dialog threadNewUIA.", "Bootstrapping dialog threadNewUIA.", "dialogs/config.modules.forum.dialogs.threadNewUIA.xml", ImportUUIDBehavior.IMPORT_UUID_CREATE_NEW))

                // activate-command
                .addTask(new ModuleDependencyBootstrapTask("activation"))

                .addTask(removeObsoleteConfiguration)
                .addTask(fixObsoletePermissions));

        register(DeltaBuilder.update("3.4", "")
                .addTask(new BootstrapSingleModuleResource("Bootstrap browser sub-app content connector.", "Bootstrapping browser sub-app content connector into forum conf.", "apps/config.modules.forum.apps.forum.subApps.browser.contentConnector.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new BootstrapSingleModuleResource("Bootstrap moderation sub-app content connector.", "Bootstrapping moderation sub-app content connector into forum conf.", "apps/config.modules.forum.apps.forum.subApps.moderation.contentConnector.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW))
                .addTask(new ContentAppMigrationTask("/modules/forum"))
                .addTask(new AppLauncherReorderingTask("forum", "edit", Order.AFTER, "assets")));
        register(DeltaBuilder.update("3.4.1", "")
                .addTask(new SetWritePermissionForActionsTask(FORUM_APP_ACTIONS, new String[] { "addForum", "deleteForum", "lockForum", "unlockForum", "createThread", "confirmDeleteForum", "confirmDeleteThread", "deleteThread", "editThread", "editForum",
                        "editMessage", "confirmDeleteMessage", "deleteMessage", "validateMessage", "invalidateMessage", "lockThread", "unlockThread", "activate", "deactivate" }))
                .addTask(new BootstrapSingleModuleResource("Bootstrap actions for moderation-subApp.", "Bootstrapping action for moderation-subApp.", "apps/config.modules.forum.apps.forum.subApps.moderation.actions.xml", ImportUUIDBehavior.IMPORT_UUID_COLLISION_THROW)));

        register(DeltaBuilder.update("3.4.2", "")
                .addTask(new RemoveNodesTask("Remove old forum roles when migration from 4.5 to 5.3", "Remove old forum roles when migration from 4.5 to 5.3", RepositoryConstants.USER_ROLES, Arrays.asList(
                        "/forum-base",
                        "/forum-moderator-base",
                        "/forum-pagecomments-admin",
                        "/forum-pagecomments-moderator"), true)));

        register(DeltaBuilder.update("3.4.4", "")
                .addTask(new NodeExistsDelegateTask("Add missing 'required' property", "Sets 'required' property of 'messageEdit/form/tabs/tabMain/fields/author' to 'true'", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/author",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/author", "required", "true")))
                .addTask(new NodeExistsDelegateTask("Add missing 'required' property", "Sets 'required' property of 'messageEdit/form/tabs/tabMain/fields/content' to 'true'", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/content",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/content", "required", "true")))
                .addTask(new NodeExistsDelegateTask("Add missing 'required' property", "Sets 'required' property of 'messageEdit/form/tabs/tabMetadata/fields/creationDate' to 'true'", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMetadata/fields/creationDate",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMetadata/fields/creationDate", "required", "true")))
                .addTask(new RemoveHardcodedI18nPropertiesFromDialogsTask("forum"))
                .addTask(new NodeExistsDelegateTask("Change Creation Date column to use 'creationDate' rather than 'created' JCR property", "Change Creation Date column of forum app to use 'creationDate' rather than 'created' JCR property", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/browser/workbench/contentViews/list/columns/creation",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/browser/workbench/contentViews/list/columns/creation", "propertyName", "creationDate")))
                .addTask(new NodeExistsDelegateTask("Change Creation Date column to use 'creationDate' rather than 'created' JCR property", "Change Creation Date column of forum app to use 'creationDate' rather than 'created' JCR property", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/moderation/workbench/contentViews/list/columns/creation",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/moderation/workbench/contentViews/list/columns/creation", "propertyName", "creationDate")))
                .addTask(new NodeExistsDelegateTask("Make Creation Date property read only", "Make Creation Date property read only in forum app dialog", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMetadata/fields/creationDate",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMetadata/fields/creationDate", "readOnly", "true")))
                .addTask(new NodeExistsDelegateTask("Make Author property read only", "Make Author property read only in forum app dialog", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/author",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/author", "readOnly", "true")))
                .addTask(new NodeExistsDelegateTask("Make InReplyTo property read only", "Make InReplyTo property read only in forum app dialog", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/inReplyTo",
                        new SetPropertyTask("", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/inReplyTo", "readOnly", "true")))
                .addTask(new PartialBootstrapTask("Bootstrap 'addMessage' action for browser subApp", "", "/mgnl-bootstrap/forum/apps/config.modules.forum.apps.forum.subApps.browser.actions.xml", "actions/addMessage"))
                .addTask(new PartialBootstrapTask("Bootstrap 'addMessage' configuration for editActions group of thread in browser subApp", "", "/mgnl-bootstrap/forum/apps/config.modules.forum.apps.forum.subApps.browser.actionbar.xml", "actionbar/sections/thread/groups/editActions/items/addMessage"))
                .addTask(new PartialBootstrapTask("Bootstrap 'addMessage' configuration for editActions group of message in browser subApp", "", "/mgnl-bootstrap/forum/apps/config.modules.forum.apps.forum.subApps.browser.actionbar.xml", "actionbar/sections/message/groups/editActions/items/addMessage"))
                .addTask(new PartialBootstrapTask("Bootstrap 'addMessage' action for moderation subApp", "", "/mgnl-bootstrap/forum/apps/config.modules.forum.apps.forum.subApps.moderation.actions.xml", "actions/addMessage"))
                .addTask(new PartialBootstrapTask("Bootstrap 'addMessage' configuration for editActions group of message in moderation subApp", "", "/mgnl-bootstrap/forum/apps/config.modules.forum.apps.forum.subApps.moderation.actionbar.xml", "actionbar/sections/message/groups/editActions/items/addMessage"))
                .addTask(new BootstrapSingleModuleResource("Bootstrap 'messageAdd' dialog configuration", "", "dialogs/config.modules.forum.dialogs.messageAdd.xml"))
                .addTask(new NodeExistsDelegateTask("Order 'addMessage' action to the first position for browser subApp", "", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/browser/actions/addMessage",
                        new OrderNodeToFirstPositionTask("", "modules/forum/apps/forum/subApps/browser/actions/addMessage")))
                .addTask(new NodeExistsDelegateTask("Order 'addMessage' action to the first position for editActions group of thread in browser subApp", "", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/browser/actionbar/sections/thread/groups/editActions/items/addMessage",
                        new OrderNodeToFirstPositionTask("", "modules/forum/apps/forum/subApps/browser/actionbar/sections/thread/groups/editActions/items/addMessage")))
                .addTask(new NodeExistsDelegateTask("Order 'addMessage' action to the first position for editActions group of message in browser subApp", "", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/browser/actionbar/sections/message/groups/editActions/items/addMessage",
                        new OrderNodeToFirstPositionTask("", "modules/forum/apps/forum/subApps/browser/actionbar/sections/message/groups/editActions/items/addMessage")))
                .addTask(new NodeExistsDelegateTask("Order 'addMessage' action to the first position for moderation subApp", "", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/moderation/actions/addMessage",
                        new OrderNodeToFirstPositionTask("", "modules/forum/apps/forum/subApps/moderation/actions/addMessage")))
                .addTask(new NodeExistsDelegateTask("Order 'addMessage' action to the first position for editActions group of message in moderation subApp", "", RepositoryConstants.CONFIG, "/modules/forum/apps/forum/subApps/moderation/actionbar/sections/message/groups/editActions/items/addMessage",
                        new OrderNodeToFirstPositionTask("", "modules/forum/apps/forum/subApps/moderation/actionbar/sections/message/groups/editActions/items/addMessage")))
                .addTask(new NodeExistsDelegateTask("Order 'messageAdd' dialog to the first position", "", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageAdd",
                        new OrderNodeToFirstPositionTask("", "modules/forum/dialogs/messageAdd")))
                .addTask(new RemoveNodesTask("Remove obsolete configuration", RepositoryConstants.CONFIG, Arrays.asList("/modules/forum/pages/forumModeration"), false)));

        register(DeltaBuilder.update("3.4.5", "")
                .addTask(new AddIsPublishedRuleToAllDeactivateActionsTask("", "/modules/forum/apps/")));

        register(DeltaBuilder.update("3.6", "")
                .addTask(new RemoveNodesTask("Remove adminInterface-legacy unused ACLs", RepositoryConstants.USER_ROLES,
                        Arrays.asList(
                                "/forum_ALL-admin/acl_uri/0",
                                "/forum_ALL-user/acl_uri/0",
                                "/forum_ALL-moderator/acl_uri/0"), true)));

        register(DeltaBuilder.update("3.6.1", "")
                .addTask(new RemovePropertiesTask("Remove properties that are not used anymore", RepositoryConstants.CONFIG, Arrays.asList(
                        "/modules/forum/templates/components/threadView/allowedParameters",
                        "/modules/forum/templates/components/threadReply/allowedParameters",
                        "/modules/forum/templates/components/threadList/allowedParameters",
                        "/modules/forum/templates/components/threadNew/allowedParameters",
                        "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/author/tree",
                        "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/inReplyTo/editable",
                        "/modules/forum/dialogs/messageEdit/form/tabs/tabMain/fields/inReplyTo/tree",
                        "/modules/forum/dialogs/forumAdd/form/tabs/tabMain/fields/allowsNestingMessages/selected",
                        "/modules/forum/dialogs/forumEdit/form/tabs/tabMain/fields/allowsNestingMessages/selected",
                        "/modules/forum/apps/forum/subApps/browser/actions/editForum/nodeType",
                        "/modules/forum/apps/forum/subApps/browser/actions/editForum/appName",
                        "/modules/forum/apps/forum/chooseDialog/field/path",
                        "/modules/forum/apps/forum/subApps/browser/actions/editMessage/nodeType",
                        "/modules/forum/apps/forum/subApps/browser/actions/editMessage/appName",
                        "/modules/forum/apps/forum/subApps/browser/actions/editMessage/subAppId",
                        "/modules/forum/apps/forum/subApps/browser/actions/editThread/nodeType",
                        "/modules/forum/apps/forum/subApps/browser/actions/editThread/appName"
                ), false))
        );

        register(DeltaBuilder.update("3.7", "")
                .addTask(new IsModuleInstalledOrRegistered("Use PublicationCommand when publishing-core installed.", "publishing-core",
                        new NodeExistsDelegateTask("Use PublicationCommand instead of ActivationCommand when publishing-core is installed.", "/modules/forum/commands/forum/activate",
                                new CheckAndModifyPropertyValueTask("/modules/forum/commands/forum/activate", "class", "info.magnolia.module.activation.commands.ActivationCommand", "info.magnolia.publishing.command.PublicationCommand"))))
        );
    }

    @Override
    protected List<Task> getExtraInstallTasks(InstallContext installContext) {
        final List<Task> tasks = new ArrayList<Task>();
        tasks.add(grantAllToSuperuser);
        tasks.add(new AppLauncherReorderingTask("forum", "edit", Order.AFTER, "assets"));
        tasks.add(new NodeExistsDelegateTask("Order 'messageAdd' dialog to the first position", "", RepositoryConstants.CONFIG, "/modules/forum/dialogs/messageAdd", new OrderNodeToFirstPositionTask("", "modules/forum/dialogs/messageAdd")));
        tasks.add(new ModuleDependencyBootstrapTask("publishing-core"));
        tasks.add(new ModuleDependencyBootstrapTask("activation"));
        return tasks;
    }

    /*
     * moves the app-folder (/modules/forum/apps) if it already exists
     */
    private Task moveExistingApps(String dest) {
        String src = "/modules/forum/apps";
        Task moveAppsTask = new MoveNodeTask("Move " + src + " to " + dest, "Moving " + src + " to " + dest, RepositoryConstants.CONFIG, src, dest, false);
        Task checkNodeTask = new NodeExistsDelegateTask("Check if " + src + " exists.", "Check if " + src + " exists.", RepositoryConstants.CONFIG, "/modules/forum/apps", moveAppsTask);
        return checkNodeTask;
    }

    @Override
    protected List<Condition> getInstallConditions() {
        List<Condition> conditions = new ArrayList<>();
        conditions.add(new PublishingOrActivationInstalledCondition());
        return conditions;
    }

    private class PublishingOrActivationInstalledCondition extends AbstractCondition {

        public PublishingOrActivationInstalledCondition() {
            super("Publishing or Activation module is installed condition.", "Forum module requires Publishing(recommended) or Activation module installed.");
        }

        @Override
        public boolean check(InstallContext installContext) {
            return installContext.isModuleRegistered("publishing-core") || installContext.isModuleRegistered("activation");
        }
    }

}