com.liferay.trash.web.internal.util.TrashUtil.java Source code

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Here is the source code for com.liferay.trash.web.internal.util.TrashUtil.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.trash.web.internal.util;

import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.language.LanguageUtil;
import com.liferay.portal.kernel.model.ContainerModel;
import com.liferay.portal.kernel.portlet.LiferayPortletResponse;
import com.liferay.portal.kernel.portlet.PortletURLUtil;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.trash.TrashHandler;
import com.liferay.portal.kernel.trash.TrashHandlerRegistryUtil;
import com.liferay.portal.kernel.trash.TrashRenderer;
import com.liferay.portal.kernel.util.Portal;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.trash.TrashHelper;

import java.util.Collections;
import java.util.List;

import javax.portlet.PortletException;
import javax.portlet.PortletURL;

import javax.servlet.http.HttpServletRequest;

import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;

/**
 * @author Eudaldo Alonso
 */
@Component(immediate = true, service = TrashUtil.class)
public class TrashUtil {

    public void addBaseModelBreadcrumbEntries(HttpServletRequest request,
            LiferayPortletResponse liferayPortletResponse, String className, long classPK,
            PortletURL containerModelURL) throws PortalException, PortletException {

        addBreadcrumbEntries(request, liferayPortletResponse, className, classPK, "classPK", containerModelURL,
                true);
    }

    public void addContainerModelBreadcrumbEntries(HttpServletRequest request,
            LiferayPortletResponse liferayPortletResponse, String className, long classPK,
            PortletURL containerModelURL) throws PortalException, PortletException {

        ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);

        TrashHandler trashHandler = TrashHandlerRegistryUtil.getTrashHandler(className);

        String rootContainerModelTitle = LanguageUtil.get(themeDisplay.getLocale(),
                trashHandler.getRootContainerModelName());

        if (classPK == 0) {
            _portal.addPortletBreadcrumbEntry(request, rootContainerModelTitle, null);

            return;
        }

        containerModelURL.setParameter("containerModelId", "0");

        _portal.addPortletBreadcrumbEntry(request, rootContainerModelTitle, containerModelURL.toString());

        addBreadcrumbEntries(request, liferayPortletResponse, className, classPK, "containerModelId",
                containerModelURL, false);
    }

    protected void addBreadcrumbEntries(HttpServletRequest request, LiferayPortletResponse liferayPortletResponse,
            String className, long classPK, String paramName, PortletURL containerModelURL,
            boolean checkInTrashContainers) throws PortalException, PortletException {

        ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);

        PortletURL portletURL = PortletURLUtil.clone(containerModelURL, liferayPortletResponse);

        TrashHandler trashHandler = TrashHandlerRegistryUtil.getTrashHandler(className);

        List<ContainerModel> containerModels = trashHandler.getParentContainerModels(classPK);

        Collections.reverse(containerModels);

        for (ContainerModel containerModel : containerModels) {
            TrashHandler containerModelTrashHandler = TrashHandlerRegistryUtil
                    .getTrashHandler(containerModel.getModelClassName());

            if (checkInTrashContainers
                    && !containerModelTrashHandler.isInTrash(containerModel.getContainerModelId())) {

                continue;
            }

            portletURL.setParameter(paramName, String.valueOf(containerModel.getContainerModelId()));

            String name = containerModel.getContainerModelName();

            if (containerModelTrashHandler.isInTrash(containerModel.getContainerModelId())) {

                name = _trashHelper.getOriginalTitle(name);
            }

            _portal.addPortletBreadcrumbEntry(request, name, portletURL.toString());
        }

        TrashRenderer trashRenderer = trashHandler.getTrashRenderer(classPK);

        _portal.addPortletBreadcrumbEntry(request, trashRenderer.getTitle(themeDisplay.getLocale()), null);
    }

    @Reference
    private Portal _portal;

    @Reference
    private TrashHelper _trashHelper;

}