WikiNodeImpl.java

/**
 * 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.wiki.model.impl;

import com.liferay.document.library.kernel.model.DLFolderConstants;
import com.liferay.portal.kernel.dao.orm.QueryUtil;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.model.Repository;
import com.liferay.portal.kernel.portletfilerepository.PortletFileRepositoryUtil;
import com.liferay.portal.kernel.repository.model.FileEntry;
import com.liferay.portal.kernel.repository.model.Folder;
import com.liferay.portal.kernel.service.ServiceContext;
import com.liferay.wiki.constants.WikiConstants;
import com.liferay.wiki.model.WikiPage;
import com.liferay.wiki.service.WikiPageLocalServiceUtil;

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

/**
 * @author Brian Wing Shun Chan
 */
public class WikiNodeImpl extends WikiNodeBaseImpl {

	@Override
	public Folder addAttachmentsFolder() throws PortalException {
		if (_attachmentsFolderId !=
				DLFolderConstants.DEFAULT_PARENT_FOLDER_ID) {

			return PortletFileRepositoryUtil.getPortletFolder(
				_attachmentsFolderId);
		}

		ServiceContext serviceContext = new ServiceContext();

		serviceContext.setAddGroupPermissions(true);
		serviceContext.setAddGuestPermissions(true);

		Repository repository = PortletFileRepositoryUtil.addPortletRepository(
			getGroupId(), WikiConstants.SERVICE_NAME, serviceContext);

		Folder folder = PortletFileRepositoryUtil.addPortletFolder(
			getUserId(), repository.getRepositoryId(),
			DLFolderConstants.DEFAULT_PARENT_FOLDER_ID,
			String.valueOf(getNodeId()), serviceContext);

		_attachmentsFolderId = folder.getFolderId();

		return folder;
	}

	@Override
	public long getAttachmentsFolderId() {
		if (_attachmentsFolderId !=
				DLFolderConstants.DEFAULT_PARENT_FOLDER_ID) {

			return _attachmentsFolderId;
		}

		ServiceContext serviceContext = new ServiceContext();

		serviceContext.setAddGroupPermissions(true);
		serviceContext.setAddGuestPermissions(true);

		Repository repository =
			PortletFileRepositoryUtil.fetchPortletRepository(
				getGroupId(), WikiConstants.SERVICE_NAME);

		if (repository == null) {
			return DLFolderConstants.DEFAULT_PARENT_FOLDER_ID;
		}

		try {
			Folder folder = PortletFileRepositoryUtil.getPortletFolder(
				repository.getRepositoryId(),
				DLFolderConstants.DEFAULT_PARENT_FOLDER_ID,
				String.valueOf(getNodeId()));

			_attachmentsFolderId = folder.getFolderId();
		}
		catch (Exception e) {
		}

		return _attachmentsFolderId;
	}

	@Override
	public List<FileEntry> getDeletedAttachmentsFiles() throws PortalException {
		List<WikiPage> wikiPages = WikiPageLocalServiceUtil.getPages(
			getNodeId(), true, QueryUtil.ALL_POS, QueryUtil.ALL_POS);

		List<FileEntry> fileEntries = new ArrayList<>();

		for (WikiPage wikiPage : wikiPages) {
			fileEntries.addAll(wikiPage.getDeletedAttachmentsFileEntries());
		}

		return fileEntries;
	}

	private long _attachmentsFolderId;

}