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• MBThreadIndexer.java

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com.liferay.message.boards.internal.search.MBThreadIndexer Maven / Gradle / Ivy

/**
 * 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.internal.search;

import com.liferay.message.boards.constants.MBCategoryConstants;
import com.liferay.message.boards.model.MBCategory;
import com.liferay.message.boards.model.MBDiscussion;
import com.liferay.message.boards.model.MBThread;
import com.liferay.message.boards.service.MBCategoryLocalService;
import com.liferay.message.boards.service.MBDiscussionLocalService;
import com.liferay.message.boards.service.MBThreadLocalService;
import com.liferay.petra.string.StringBundler;
import com.liferay.portal.kernel.dao.orm.ActionableDynamicQuery;
import com.liferay.portal.kernel.dao.orm.DynamicQuery;
import com.liferay.portal.kernel.dao.orm.IndexableActionableDynamicQuery;
import com.liferay.portal.kernel.dao.orm.ProjectionFactoryUtil;
import com.liferay.portal.kernel.dao.orm.Property;
import com.liferay.portal.kernel.dao.orm.PropertyFactoryUtil;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.interval.IntervalActionProcessor;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.search.BaseIndexer;
import com.liferay.portal.kernel.search.Document;
import com.liferay.portal.kernel.search.Field;
import com.liferay.portal.kernel.search.IndexWriterHelperUtil;
import com.liferay.portal.kernel.search.Indexer;
import com.liferay.portal.kernel.search.SearchContext;
import com.liferay.portal.kernel.search.Summary;
import com.liferay.portal.kernel.search.filter.BooleanFilter;
import com.liferay.portal.kernel.security.permission.PermissionChecker;
import com.liferay.portal.kernel.service.GroupLocalService;
import com.liferay.portal.kernel.util.GetterUtil;
import com.liferay.portal.kernel.workflow.WorkflowConstants;

import java.util.Date;
import java.util.List;
import java.util.Locale;

import javax.portlet.PortletRequest;
import javax.portlet.PortletResponse;

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

/**
 * @author Eudaldo Alonso
 */
@Component(immediate = true, service = Indexer.class)
public class MBThreadIndexer extends BaseIndexer {

	public static final String CLASS_NAME = MBThread.class.getName();

	public MBThreadIndexer() {
		setDefaultSelectedFieldNames(
			Field.CLASS_NAME_ID, Field.CLASS_PK, Field.COMPANY_ID,
			Field.ENTRY_CLASS_NAME, Field.ENTRY_CLASS_PK, Field.UID);
		setFilterSearch(true);
		setPermissionAware(true);
	}

	@Override
	public String getClassName() {
		return CLASS_NAME;
	}

	@Override
	public boolean hasPermission(
		PermissionChecker permissionChecker, String entryClassName,
		long entryClassPK, String actionId) {

		return true;
	}

	@Override
	public void postProcessContextBooleanFilter(
			BooleanFilter contextBooleanFilter, SearchContext searchContext)
		throws Exception {

		addStatus(contextBooleanFilter, searchContext);

		boolean discussion = GetterUtil.getBoolean(
			searchContext.getAttribute("discussion"));

		contextBooleanFilter.addRequiredTerm("discussion", discussion);

		long endDate = GetterUtil.getLong(
			searchContext.getAttribute("endDate"));
		long startDate = GetterUtil.getLong(
			searchContext.getAttribute("startDate"));

		if ((endDate > 0) && (startDate > 0)) {
			contextBooleanFilter.addRangeTerm(
				"lastPostDate", startDate, endDate);
		}

		long participantUserId = GetterUtil.getLong(
			searchContext.getAttribute("participantUserId"));

		if (participantUserId > 0) {
			contextBooleanFilter.addRequiredTerm(
				"participantUserIds", participantUserId);
		}
	}

	@Override
	protected void doDelete(MBThread mbThread) throws Exception {
		SearchContext searchContext = new SearchContext();

		searchContext.setSearchEngineId(getSearchEngineId());

		deleteDocument(mbThread.getCompanyId(), mbThread.getThreadId());
	}

	@Override
	protected Document doGetDocument(MBThread mbThread) {
		Document document = getBaseModelDocument(CLASS_NAME, mbThread);

		MBDiscussion discussion =
			mbDiscussionLocalService.fetchThreadDiscussion(
				mbThread.getThreadId());

		if (discussion == null) {
			document.addKeyword("discussion", false);
		}
		else {
			document.addKeyword("discussion", true);
		}

		Date lastPostDate = mbThread.getLastPostDate();

		document.addKeyword("lastPostDate", lastPostDate.getTime());

		document.addKeyword(
			"participantUserIds", mbThread.getParticipantUserIds());

		return document;
	}

	@Override
	protected Summary doGetSummary(
		Document document, Locale locale, String snippet,
		PortletRequest portletRequest, PortletResponse portletResponse) {

		return null;
	}

	@Override
	protected void doReindex(MBThread mbThread) throws Exception {
		Document document = getDocument(mbThread);

		IndexWriterHelperUtil.updateDocument(
			getSearchEngineId(), mbThread.getCompanyId(), document,
			isCommitImmediately());
	}

	@Override
	protected void doReindex(String className, long classPK) throws Exception {
		MBThread thread = mbThreadLocalService.getThread(classPK);

		doReindex(thread);
	}

	@Override
	protected void doReindex(String[] ids) throws Exception {
		long companyId = GetterUtil.getLong(ids[0]);

		reindexCategories(companyId);
		reindexDiscussions(companyId);
		reindexRoot(companyId);
	}

	protected void reindexCategories(final long companyId)
		throws PortalException {

		ActionableDynamicQuery actionableDynamicQuery =
			mbCategoryLocalService.getActionableDynamicQuery();

		actionableDynamicQuery.setCompanyId(companyId);
		actionableDynamicQuery.setPerformActionMethod(
			(MBCategory category) -> reindexThreads(
				companyId, category.getGroupId(), category.getCategoryId()));

		actionableDynamicQuery.performActions();
	}

	protected void reindexDiscussions(long companyId) throws PortalException {
		DynamicQuery countDynamicQuery = _getDistinctGroupIdDynamicQuery(
			companyId, MBCategoryConstants.DISCUSSION_CATEGORY_ID);

		long distinctGroupIdsCount = mbThreadLocalService.dynamicQueryCount(
			countDynamicQuery);

		IntervalActionProcessor intervalActionProcessor =
			new IntervalActionProcessor<>((int)distinctGroupIdsCount);

		DynamicQuery dynamicQuery = _getDistinctGroupIdDynamicQuery(
			companyId, MBCategoryConstants.DISCUSSION_CATEGORY_ID);

		intervalActionProcessor.setPerformIntervalActionMethod(
			(start, end) -> {
				List groupIds = mbThreadLocalService.dynamicQuery(
					dynamicQuery, start, end);

				for (long groupId : groupIds) {
					reindexThreads(
						companyId, groupId,
						MBCategoryConstants.DISCUSSION_CATEGORY_ID);
				}

				intervalActionProcessor.incrementStart(groupIds.size());

				return null;
			});

		intervalActionProcessor.performIntervalActions();
	}

	protected void reindexRoot(long companyId) throws PortalException {
		DynamicQuery countDynamicQuery = _getDistinctGroupIdDynamicQuery(
			companyId, MBCategoryConstants.DEFAULT_PARENT_CATEGORY_ID);

		long distinctGroupIdsCount = mbThreadLocalService.dynamicQueryCount(
			countDynamicQuery);

		IntervalActionProcessor intervalActionProcessor =
			new IntervalActionProcessor<>((int)distinctGroupIdsCount);

		DynamicQuery dynamicQuery = _getDistinctGroupIdDynamicQuery(
			companyId, MBCategoryConstants.DEFAULT_PARENT_CATEGORY_ID);

		intervalActionProcessor.setPerformIntervalActionMethod(
			(start, end) -> {
				List groupIds = mbThreadLocalService.dynamicQuery(
					dynamicQuery, start, end);

				for (long groupId : groupIds) {
					reindexThreads(
						companyId, groupId,
						MBCategoryConstants.DEFAULT_PARENT_CATEGORY_ID);
				}

				intervalActionProcessor.incrementStart(groupIds.size());

				return null;
			});

		intervalActionProcessor.performIntervalActions();
	}

	protected void reindexThreads(
			long companyId, long groupId, final long categoryId)
		throws PortalException {

		if (_log.isDebugEnabled()) {
			_log.debug(
				StringBundler.concat(
					"Reindexing message boards threads for message board ",
					"category ID ", categoryId, " and group ID ", groupId));
		}

		final IndexableActionableDynamicQuery indexableActionableDynamicQuery =
			mbThreadLocalService.getIndexableActionableDynamicQuery();

		indexableActionableDynamicQuery.setAddCriteriaMethod(
			dynamicQuery -> {
				Property categoryIdProperty = PropertyFactoryUtil.forName(
					"categoryId");

				dynamicQuery.add(categoryIdProperty.eq(categoryId));

				Property statusProperty = PropertyFactoryUtil.forName("status");

				dynamicQuery.add(
					statusProperty.eq(WorkflowConstants.STATUS_APPROVED));
			});
		indexableActionableDynamicQuery.setCompanyId(companyId);
		indexableActionableDynamicQuery.setGroupId(groupId);
		indexableActionableDynamicQuery.setPerformActionMethod(
			(MBThread thread) -> {
				try {
					Document document = getDocument(thread);

					indexableActionableDynamicQuery.addDocuments(document);
				}
				catch (PortalException pe) {
					if (_log.isWarnEnabled()) {
						_log.warn(
							"Unable to index message boards thread " +
								thread.getThreadId(),
							pe);
					}
				}
			});
		indexableActionableDynamicQuery.setSearchEngineId(getSearchEngineId());

		indexableActionableDynamicQuery.performActions();
	}

	@Reference
	protected GroupLocalService groupLocalService;

	@Reference
	protected MBCategoryLocalService mbCategoryLocalService;

	@Reference
	protected MBDiscussionLocalService mbDiscussionLocalService;

	@Reference
	protected MBThreadLocalService mbThreadLocalService;

	private DynamicQuery _getDistinctGroupIdDynamicQuery(
		long companyId, long categoryId) {

		DynamicQuery dynamicQuery = mbThreadLocalService.dynamicQuery();

		dynamicQuery.setProjection(
			ProjectionFactoryUtil.distinct(
				ProjectionFactoryUtil.property("groupId")));

		Property companyIdProperty = PropertyFactoryUtil.forName("companyId");

		dynamicQuery.add(companyIdProperty.eq(companyId));

		Property categoryIdProperty = PropertyFactoryUtil.forName("categoryId");

		dynamicQuery.add(categoryIdProperty.eq(categoryId));

		Property statusProperty = PropertyFactoryUtil.forName("status");

		dynamicQuery.add(statusProperty.eq(WorkflowConstants.STATUS_APPROVED));

		return dynamicQuery;
	}

	private static final Log _log = LogFactoryUtil.getLog(
		MBThreadIndexer.class);

}