com.agnie.useradmin.main.client.presenter.PermissionsPresenter.java Source code

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Here is the source code for com.agnie.useradmin.main.client.presenter.PermissionsPresenter.java

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/*******************************************************************************
 * Copyright (c) 2014 Agnie Technologies.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 * 
 * Contributors:
 *     Agnie Technologies - initial API and implementation
 ******************************************************************************/
package com.agnie.useradmin.main.client.presenter;

import java.util.List;

import com.agnie.gwt.common.client.mvp.Place;
import com.agnie.gwt.common.client.rpc.AsyncDP;
import com.agnie.gwt.common.client.widget.BreadCrumbPanel;
import com.agnie.gwt.common.client.widget.MessagePanel.MessageType;
import com.agnie.useradmin.common.client.helper.AbstractDataFetcher;
import com.agnie.useradmin.main.client.I18;
import com.agnie.useradmin.main.client.mvp.PlaceToken;
import com.agnie.useradmin.main.client.presenter.sahered.ui.ListMenu;
import com.agnie.useradmin.main.client.ui.DesktopViewFactory.AuthLevelWrapper;
import com.agnie.useradmin.main.client.ui.PermissionsView;
import com.agnie.useradmin.persistance.client.enums.AuthLevel;
import com.agnie.useradmin.persistance.client.helper.Permissions;
import com.agnie.useradmin.persistance.shared.proxy.PermissionPx;
import com.agnie.useradmin.persistance.shared.service.PermissionManagerRequest;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.view.client.Range;
import com.google.inject.Singleton;
import com.google.web.bindery.requestfactory.shared.Receiver;

@Singleton
public class PermissionsPresenter extends BasePresenter {
    PermissionsView view;
    PermissionDataFetcher dataFetcher;
    ClickHandler permBreadCrumbClickhandler = new ClickHandler() {

        @Override
        public void onClick(ClickEvent event) {
            appController.getPlaceManager().changePlace(new Place<PlaceToken>(PlaceToken.PERMISSION));
        }
    };

    public boolean go() {
        if (super.go() && appACLProvider.get() != null && appACLProvider.get().check(Permissions.PERMISSION)) {

            BreadCrumbPanel breadCrumbPanel = viewFactory.getBreadCrumbPanel();
            breadCrumbPanel.addBreadCrumb(I18.messages.permissions());
            breadCrumbPanel.getBreadCrumb(1).addClickHandler(permBreadCrumbClickhandler);

            viewFactory.getListMenu().selectTab(ListMenu.Tab.PERMISSION.getIndex());

            RootPanel contentPanel = clientFactory.getRootPanelFactory().getContentPanel();
            HTMLPanel centerPanel = viewFactory.getCenterContentPanel();
            view = viewFactory.getListPermissionsView();
            if (dataFetcher == null) {
                dataFetcher = new PermissionDataFetcher(view);
                AsyncDP<PermissionPx> permissionDP = new AsyncDP<PermissionPx>(dataFetcher);
                view.setDataProvider(permissionDP);
            }
            messagePanel.hide();

            viewFactory.getMenu().getSearchBox().clearSearchImgClkHandlers();
            viewFactory.getMenu().getSearchBox().addSearchImgClickHandler(new ClickHandler() {

                @Override
                public void onClick(ClickEvent arg0) {
                    viewFactory.getListPermissionsView().refreshPage();
                }
            });
            view.reset();
            view.initialize();
            centerPanel.add(view);
            contentPanel.add(centerPanel);
            return true;
        } else {
            Scheduler.get().scheduleDeferred(new Command() {
                public void execute() {
                    appController.getPlaceManager()
                            .changePlace(new Place<PlaceToken>(appController.getDefaultPlace()));
                }
            });
            return false;
        }
    }

    public class PermissionDataFetcher extends AbstractDataFetcher<PermissionPx> {
        PermissionsView view;

        /**
         * @param view
         */
        public PermissionDataFetcher(PermissionsView view) {
            super();
            this.view = view;
        }

        @Override
        public void fire(Range range, Receiver<List<PermissionPx>> reciever) {
            PermissionManagerRequest pmr = clientFactory.getRequestFactory().permissionManager();
            AuthLevelWrapper level = (AuthLevelWrapper) viewFactory.getLevelFilter().getSelectedItem();
            if ((viewFactory.getMenu().getSearchBox().getValue() != null)
                    && (!(viewFactory.getMenu().getSearchBox().getValue().isEmpty()))) {
                if (AuthLevel.CONTEXT.equals(level.getLevel())) {
                    pmr.getPermissionsByApplication(getPaging(range, view, pmr), AuthLevel.CONTEXT,
                            viewFactory.getMenu().getSearchBox().getValue()).fire(reciever);
                } else {
                    pmr.getPermissionsByApplication(getPaging(range, view, pmr), AuthLevel.APPLICATION,
                            viewFactory.getMenu().getSearchBox().getValue()).fire(reciever);
                }
            } else {
                if (AuthLevel.CONTEXT.equals(level.getLevel())) {
                    pmr.getPermissionsByApplication(getPaging(range, view, pmr), AuthLevel.CONTEXT, null)
                            .fire(reciever);
                } else {
                    pmr.getPermissionsByApplication(getPaging(range, view, pmr), AuthLevel.APPLICATION, null)
                            .fire(reciever);
                }
            }
        }
    }

    public void savePermission(PermissionPx permPx, PermissionManagerRequest pmr) {
        pmr.save(permPx).fire(new Receiver<PermissionPx>() {

            @Override
            public void onSuccess(PermissionPx response) {
                viewFactory.getListPermissionsView().refreshPage();
                viewFactory.getListPermissionsView().reset();
                messagePanel.setVisible(true);
                messagePanel.setType(MessageType.INFORMATION);
                messagePanel.setMessage(I18.messages.permissionSaved());
            }
        });
    }

    public void deletePermissions(List<String> listToDel) {
        PermissionManagerRequest pmr = clientFactory.getRequestFactory().permissionManager();
        pmr.removePermissionsByIds(listToDel).fire(new Receiver<Boolean>() {

            @Override
            public void onSuccess(Boolean response) {
                if (response) {
                    viewFactory.getListPermissionsView().refreshPage();
                    viewFactory.getListPermissionsView().reset();
                    messagePanel.setVisible(true);
                    messagePanel.setType(MessageType.INFORMATION);
                    messagePanel.setMessage(I18.messages.permissionsDeleted());
                }
            }
        });
    }

    @Override
    public void postRender() {
        view.setDefaultFocus();
    }

}