com.liferay.message.boards.service.permission.MBDiscussionPermission.java Source code

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Here is the source code for com.liferay.message.boards.service.permission.MBDiscussionPermission.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.service.permission;

import com.liferay.message.boards.kernel.model.MBMessage;
import com.liferay.message.boards.kernel.service.MBMessageLocalService;
import com.liferay.message.boards.model.MBDiscussion;
import com.liferay.message.boards.service.MBBanLocalService;
import com.liferay.message.boards.service.MBDiscussionLocalService;
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.BaseModelPermissionChecker;
import com.liferay.portal.kernel.security.permission.BaseModelPermissionCheckerUtil;
import com.liferay.portal.kernel.security.permission.PermissionChecker;
import com.liferay.portal.kernel.security.permission.ResourceActionsUtil;
import com.liferay.portal.kernel.util.PortletKeys;
import com.liferay.portal.kernel.workflow.WorkflowInstance;
import com.liferay.portal.kernel.workflow.permission.WorkflowPermissionUtil;
import com.liferay.portal.util.PropsValues;

import java.util.List;

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

/**
 * @author Charles May
 * @author Roberto Daz
 * @author Sergio Gonzlez
 */
@Component(immediate = true, property = {
        "model.class.name=com.liferay.message.boards.model.MBDiscussion" }, service = BaseModelPermissionChecker.class)
public class MBDiscussionPermission implements BaseModelPermissionChecker {

    public static void check(PermissionChecker permissionChecker, long companyId, long groupId, String className,
            long classPK, String actionId) throws PortalException {

        if (!contains(permissionChecker, companyId, groupId, className, classPK, actionId)) {

            throw new PrincipalException.MustHavePermission(permissionChecker, className, classPK, actionId);
        }
    }

    public static void check(PermissionChecker permissionChecker, long messageId, String actionId)
            throws PortalException {

        if (!contains(permissionChecker, messageId, actionId)) {
            throw new PrincipalException.MustHavePermission(permissionChecker, MBMessage.class.getName(), messageId,
                    actionId);
        }
    }

    public static boolean contains(PermissionChecker permissionChecker, long companyId, long groupId,
            String className, long classPK, String actionId) {

        if (_mbBanLocalService.hasBan(groupId, permissionChecker.getUserId())) {
            return false;
        }

        MBDiscussion mbDiscussion = _mbDiscussionLocalService.fetchDiscussion(className, classPK);

        if (mbDiscussion == null) {
            return false;
        }

        List<String> resourceActions = ResourceActionsUtil.getResourceActions(className);

        if (!resourceActions.contains(actionId)) {
            return true;
        }

        if ((mbDiscussion.getUserId() > 0) && permissionChecker.hasOwnerPermission(companyId, className, classPK,
                mbDiscussion.getUserId(), actionId)) {

            return true;
        }

        Boolean hasPermission = BaseModelPermissionCheckerUtil.containsBaseModelPermission(permissionChecker,
                groupId, className, classPK, actionId);

        if (hasPermission != null) {
            return hasPermission.booleanValue();
        }

        return permissionChecker.hasPermission(groupId, className, classPK, actionId);
    }

    public static boolean contains(PermissionChecker permissionChecker, long messageId, String actionId)
            throws PortalException {

        MBMessage message = _mbMessageLocalService.getMessage(messageId);

        return contains(permissionChecker, message, actionId);
    }

    public static boolean contains(PermissionChecker permissionChecker, MBMessage message, String actionId)
            throws PortalException {

        String className = message.getClassName();

        if (className.equals(WorkflowInstance.class.getName())) {
            return permissionChecker.hasPermission(message.getGroupId(), PortletKeys.WORKFLOW_DEFINITION,
                    message.getGroupId(), ActionKeys.VIEW);
        }

        if (PropsValues.DISCUSSION_COMMENTS_ALWAYS_EDITABLE_BY_OWNER
                && (permissionChecker.getUserId() == message.getUserId())) {

            return true;
        }

        if (message.isPending()) {
            Boolean hasPermission = WorkflowPermissionUtil.hasPermission(permissionChecker, message.getGroupId(),
                    message.getWorkflowClassName(), message.getMessageId(), actionId);

            if (hasPermission != null) {
                return hasPermission.booleanValue();
            }
        }

        return contains(permissionChecker, message.getCompanyId(), message.getGroupId(), className,
                message.getClassPK(), actionId);
    }

    @Override
    public void checkBaseModel(PermissionChecker permissionChecker, long groupId, long primaryKey, String actionId)
            throws PortalException {

        MBDiscussion mbDiscussion = _mbDiscussionLocalService.getMBDiscussion(primaryKey);

        check(permissionChecker, mbDiscussion.getCompanyId(), groupId, mbDiscussion.getClassName(),
                mbDiscussion.getClassPK(), actionId);
    }

    @Reference(unbind = "-")
    protected void setMBBanLocalService(MBBanLocalService mbBanLocalService) {
        _mbBanLocalService = mbBanLocalService;
    }

    @Reference(unbind = "-")
    protected void setMBDiscussionLocalService(MBDiscussionLocalService mbDiscussionLocalService) {

        _mbDiscussionLocalService = mbDiscussionLocalService;
    }

    @Reference(unbind = "-")
    protected void setMBMessageLocalService(MBMessageLocalService mbMessageLocalService) {

        _mbMessageLocalService = mbMessageLocalService;
    }

    private static MBBanLocalService _mbBanLocalService;
    private static MBDiscussionLocalService _mbDiscussionLocalService;
    private static MBMessageLocalService _mbMessageLocalService;

}