com.liferay.message.boards.web.internal.portlet.action.ActionUtil.java Source code

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Here is the source code for com.liferay.message.boards.web.internal.portlet.action.ActionUtil.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.message.boards.web.internal.portlet.action;

import com.liferay.message.boards.kernel.exception.NoSuchMessageException;
import com.liferay.message.boards.kernel.model.MBCategory;
import com.liferay.message.boards.kernel.model.MBMessage;
import com.liferay.message.boards.kernel.model.MBMessageDisplay;
import com.liferay.message.boards.kernel.model.MBThread;
import com.liferay.message.boards.kernel.service.MBBanLocalServiceUtil;
import com.liferay.message.boards.kernel.service.MBCategoryServiceUtil;
import com.liferay.message.boards.kernel.service.MBMessageServiceUtil;
import com.liferay.message.boards.kernel.service.MBThreadLocalServiceUtil;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.security.auth.PrincipalException;
import com.liferay.portal.kernel.security.permission.ActionKeys;
import com.liferay.portal.kernel.security.permission.PermissionChecker;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.PortalUtil;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.portal.kernel.workflow.WorkflowConstants;
import com.liferay.portlet.messageboards.service.permission.MBPermission;

import javax.portlet.PortletRequest;

import javax.servlet.http.HttpServletRequest;

/**
 * @author Brian Wing Shun Chan
 */
public class ActionUtil {

    public static MBCategory getCategory(HttpServletRequest request) throws Exception {

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

        String mvcRenderCommandName = ParamUtil.getString(request, "mvcRenderCommandName");

        PermissionChecker permissionChecker = themeDisplay.getPermissionChecker();

        if (mvcRenderCommandName.equals("/message_boards/view_banned_users")
                && !MBPermission.contains(permissionChecker, themeDisplay.getScopeGroupId(), ActionKeys.BAN_USER)) {

            throw new PrincipalException.MustHavePermission(permissionChecker, ActionKeys.BAN_USER);
        }

        MBBanLocalServiceUtil.checkBan(themeDisplay.getScopeGroupId(), themeDisplay.getUserId());

        long categoryId = ParamUtil.getLong(request, "mbCategoryId");

        MBCategory category = null;

        if (categoryId > 0) {
            category = MBCategoryServiceUtil.getCategory(categoryId);
        } else {
            MBPermission.check(permissionChecker, themeDisplay.getScopeGroupId(), ActionKeys.VIEW);
        }

        return category;
    }

    public static MBCategory getCategory(PortletRequest portletRequest) throws Exception {

        HttpServletRequest request = PortalUtil.getHttpServletRequest(portletRequest);

        return getCategory(request);
    }

    public static MBMessage getMessage(HttpServletRequest request) throws Exception {

        long messageId = ParamUtil.getLong(request, "messageId");

        MBMessage message = null;

        if (messageId > 0) {
            message = MBMessageServiceUtil.getMessage(messageId);
        }

        if ((message != null) && message.isInTrash()) {
            throw new NoSuchMessageException("{messageId=" + messageId + "}");
        }

        return message;
    }

    public static MBMessage getMessage(PortletRequest portletRequest) throws Exception {

        HttpServletRequest request = PortalUtil.getHttpServletRequest(portletRequest);

        return getMessage(request);
    }

    public static MBMessageDisplay getMessageDisplay(HttpServletRequest request) throws PortalException {

        long messageId = ParamUtil.getLong(request, "messageId");

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

        PermissionChecker permissionChecker = themeDisplay.getPermissionChecker();

        int status = WorkflowConstants.STATUS_APPROVED;

        if (permissionChecker.isContentReviewer(themeDisplay.getUserId(), themeDisplay.getScopeGroupId())) {

            status = WorkflowConstants.STATUS_ANY;
        }

        MBMessageDisplay messageDisplay = MBMessageServiceUtil.getMessageDisplay(messageId, status);

        if (messageDisplay != null) {
            MBMessage message = messageDisplay.getMessage();

            if ((message != null) && message.isInTrash()) {
                throw new NoSuchMessageException("{messageId=" + messageId + "}");
            }
        }

        return messageDisplay;
    }

    public static MBMessageDisplay getMessageDisplay(PortletRequest portletRequest) throws PortalException {

        HttpServletRequest request = PortalUtil.getHttpServletRequest(portletRequest);

        return getMessageDisplay(request);
    }

    public static MBMessage getThreadMessage(HttpServletRequest request) throws Exception {

        long threadId = ParamUtil.getLong(request, "threadId");

        MBMessage message = null;

        if (threadId > 0) {
            MBThread thread = MBThreadLocalServiceUtil.getThread(threadId);

            message = MBMessageServiceUtil.getMessage(thread.getRootMessageId());
        }

        if ((message != null) && message.isInTrash()) {
            throw new NoSuchMessageException("{threadId=" + threadId + "}");
        }

        return message;
    }

    public static MBMessage getThreadMessage(PortletRequest portletRequest) throws Exception {

        HttpServletRequest request = PortalUtil.getHttpServletRequest(portletRequest);

        return getThreadMessage(request);
    }

}