com.liferay.knowledgebase.service.impl.KBTemplateServiceImpl.java Source code

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Here is the source code for com.liferay.knowledgebase.service.impl.KBTemplateServiceImpl.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.knowledgebase.service.impl;

import com.liferay.knowledgebase.model.KBTemplate;
import com.liferay.knowledgebase.model.KBTemplateSearchDisplay;
import com.liferay.knowledgebase.model.impl.KBTemplateSearchDisplayImpl;
import com.liferay.knowledgebase.service.base.KBTemplateServiceBaseImpl;
import com.liferay.knowledgebase.service.permission.AdminPermission;
import com.liferay.knowledgebase.service.permission.DisplayPermission;
import com.liferay.knowledgebase.service.permission.KBTemplatePermission;
import com.liferay.knowledgebase.util.ActionKeys;
import com.liferay.knowledgebase.util.PortletKeys;
import com.liferay.portal.kernel.dao.search.SearchContainer;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.util.ArrayUtil;
import com.liferay.portal.kernel.util.OrderByComparator;
import com.liferay.portal.service.ServiceContext;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

/**
 * @author Peter Shin
 * @author Brian Wing Shun Chan
 */
public class KBTemplateServiceImpl extends KBTemplateServiceBaseImpl {

    @Override
    public KBTemplate addKBTemplate(String portletId, String title, String content, ServiceContext serviceContext)
            throws PortalException {

        if (portletId.equals(PortletKeys.KNOWLEDGE_BASE_ADMIN)) {
            AdminPermission.check(getPermissionChecker(), serviceContext.getScopeGroupId(),
                    ActionKeys.ADD_KB_TEMPLATE);
        } else if (portletId.equals(PortletKeys.KNOWLEDGE_BASE_DISPLAY)) {
            DisplayPermission.check(getPermissionChecker(), serviceContext.getScopeGroupId(),
                    ActionKeys.ADD_KB_TEMPLATE);
        }

        return kbTemplateLocalService.addKBTemplate(getUserId(), title, content, serviceContext);
    }

    @Override
    public KBTemplate deleteKBTemplate(long kbTemplateId) throws PortalException {

        KBTemplatePermission.check(getPermissionChecker(), kbTemplateId, ActionKeys.DELETE);

        return kbTemplateLocalService.deleteKBTemplate(kbTemplateId);
    }

    @Override
    public void deleteKBTemplates(long groupId, long[] kbTemplateIds) throws PortalException {

        AdminPermission.check(getPermissionChecker(), groupId, ActionKeys.DELETE_KB_TEMPLATES);

        kbTemplateLocalService.deleteKBTemplates(kbTemplateIds);
    }

    @Override
    public List<KBTemplate> getGroupKBTemplates(long groupId, int start, int end,
            OrderByComparator<KBTemplate> orderByComparator) {

        return kbTemplatePersistence.filterFindByGroupId(groupId, start, end, orderByComparator);
    }

    @Override
    public int getGroupKBTemplatesCount(long groupId) {
        return kbTemplatePersistence.filterCountByGroupId(groupId);
    }

    @Override
    public KBTemplate getKBTemplate(long kbTemplateId) throws PortalException {
        KBTemplatePermission.check(getPermissionChecker(), kbTemplateId, ActionKeys.VIEW);

        return kbTemplateLocalService.getKBTemplate(kbTemplateId);
    }

    @Override
    public KBTemplateSearchDisplay getKBTemplateSearchDisplay(long groupId, String title, String content,
            Date startDate, Date endDate, boolean andOperator, int[] curStartValues, int cur, int delta,
            OrderByComparator<KBTemplate> orderByComparator) throws PortalException {

        // See LPS-9546

        int start = 0;

        if (curStartValues.length > (cur - SearchContainer.DEFAULT_CUR)) {
            start = curStartValues[cur - SearchContainer.DEFAULT_CUR];

            curStartValues = ArrayUtil.subset(curStartValues, 0, cur - SearchContainer.DEFAULT_CUR + 1);
        } else {
            cur = SearchContainer.DEFAULT_CUR;

            curStartValues = new int[] { 0 };
        }

        int end = start + _INTERVAL;

        List<KBTemplate> kbTemplates = new ArrayList<KBTemplate>();

        int curStartValue = 0;

        while (curStartValue == 0) {
            List<KBTemplate> curKBTemplates = kbTemplateLocalService.search(groupId, title, content, startDate,
                    endDate, andOperator, start, end, orderByComparator);

            if (curKBTemplates.isEmpty()) {
                break;
            }

            for (int i = 0; i < curKBTemplates.size(); i++) {
                KBTemplate curKBTemplate = curKBTemplates.get(i);

                if (!KBTemplatePermission.contains(getPermissionChecker(), curKBTemplate, ActionKeys.VIEW)) {

                    continue;
                }

                if (kbTemplates.size() == delta) {
                    curStartValue = start + i;

                    break;
                }

                kbTemplates.add(curKBTemplate);
            }

            start = start + _INTERVAL;
            end = start + _INTERVAL;
        }

        int total = ((cur - 1) * delta) + kbTemplates.size();

        if (curStartValue > 0) {
            curStartValues = ArrayUtil.append(curStartValues, curStartValue);

            total = total + 1;
        }

        return new KBTemplateSearchDisplayImpl(kbTemplates, total, curStartValues);
    }

    @Override
    public KBTemplate updateKBTemplate(long kbTemplateId, String title, String content,
            ServiceContext serviceContext) throws PortalException {

        KBTemplatePermission.check(getPermissionChecker(), kbTemplateId, ActionKeys.UPDATE);

        return kbTemplateLocalService.updateKBTemplate(kbTemplateId, title, content, serviceContext);
    }

    private static final int _INTERVAL = 200;

}