mirror of
https://github.com/Alfresco/alfresco-community-repo.git
synced 2025-10-29 15:21:53 +00:00
84841e063f
125788 rmunteanu: Merged 5.1.N (5.1.2) to 5.2.N (5.2.1)
125606 rmunteanu: Merged 5.1.1 (5.1.1) to 5.1.N (5.1.2)
125515 slanglois: MNT-16155 Update source headers - add new Copyrights for Java and JSP source files + automatic check in the build
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@127810 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
314 lines
12 KiB
Java
314 lines
12 KiB
Java
/*
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* #%L
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* Alfresco Repository
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* %%
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* Copyright (C) 2005 - 2016 Alfresco Software Limited
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* %%
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* This file is part of the Alfresco software.
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* If the software was purchased under a paid Alfresco license, the terms of
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* the paid license agreement will prevail. Otherwise, the software is
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* provided under the following open source license terms:
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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* #L%
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*/
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package org.alfresco.repo.imap;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.UnsupportedEncodingException;
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import java.util.List;
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import javax.mail.MessagingException;
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import javax.mail.Multipart;
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import javax.mail.Part;
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import javax.mail.internet.ContentType;
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import javax.mail.internet.MimeMessage;
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import javax.mail.internet.MimeUtility;
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import org.alfresco.model.ContentModel;
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import org.alfresco.model.ImapModel;
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import org.alfresco.repo.security.authentication.AuthenticationUtil;
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import org.alfresco.repo.transaction.RetryingTransactionHelper;
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import org.alfresco.repo.transaction.RetryingTransactionHelper.RetryingTransactionCallback;
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import org.alfresco.service.ServiceRegistry;
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import org.alfresco.service.cmr.model.FileFolderService;
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import org.alfresco.service.cmr.model.FileInfo;
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import org.alfresco.service.cmr.repository.ContentWriter;
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import org.alfresco.service.cmr.repository.MimetypeService;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.NodeService;
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import org.alfresco.service.cmr.security.PermissionService;
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import org.alfresco.util.config.RepositoryFolderConfigBean;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.poi.hmef.HMEFMessage;
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import org.springframework.util.FileCopyUtils;
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/**
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* Extract attachments according to provided AttachmentsExtractorMode
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*
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* @since 3.4.7
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*/
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public class AttachmentsExtractor
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{
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public static enum AttachmentsExtractorMode
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{
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/**
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* Attachments will be extracted to the same folder where email lies.
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*/
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SAME,
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/**
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* All attachments for all emails will be extracted to one folder.
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*/
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COMMON,
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/**
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* All attachments for each email will be extracted to separate folder.
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*/
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SEPARATE
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}
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private Log logger = LogFactory.getLog(AttachmentsExtractor.class);
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private FileFolderService fileFolderService;
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private NodeService nodeService;
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private ImapService imapService;
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private ServiceRegistry serviceRegistry;
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private RepositoryFolderConfigBean attachmentsFolder;
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private NodeRef attachmentsFolderRef;
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private AttachmentsExtractorMode attachmentsExtractorMode;
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private MimetypeService mimetypeService;
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public void setFileFolderService(FileFolderService fileFolderService)
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{
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this.fileFolderService = fileFolderService;
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}
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public void setNodeService(NodeService nodeService)
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{
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this.nodeService = nodeService;
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}
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public void setImapService(ImapService imapService)
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{
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this.imapService = imapService;
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}
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public void setAttachmentsFolder(RepositoryFolderConfigBean attachmentsFolder)
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{
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this.attachmentsFolder = attachmentsFolder;
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}
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public void setServiceRegistry(ServiceRegistry serviceRegistry)
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{
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this.serviceRegistry = serviceRegistry;
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}
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public void setAttachmentsExtractorMode(String attachmentsExtractorMode)
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{
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this.attachmentsExtractorMode = AttachmentsExtractorMode.valueOf(attachmentsExtractorMode);
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}
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public void setMimetypeService(MimetypeService mimetypeService)
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{
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this.mimetypeService = mimetypeService;
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}
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public void init()
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{
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attachmentsFolderRef = AuthenticationUtil.runAs(new AuthenticationUtil.RunAsWork<NodeRef>()
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{
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public NodeRef doWork() throws Exception
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{
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RetryingTransactionHelper helper = serviceRegistry.getTransactionService().getRetryingTransactionHelper();
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helper.setForceWritable(true);
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RetryingTransactionCallback<NodeRef> getDescriptorCallback = new RetryingTransactionCallback<NodeRef>()
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{
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public NodeRef execute()
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{
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NodeRef attFolderRef = attachmentsFolder.getOrCreateFolderPath(serviceRegistry.getNamespaceService(), nodeService, serviceRegistry.getSearchService(), fileFolderService);
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if (attachmentsExtractorMode!=null && attachmentsExtractorMode==AttachmentsExtractorMode.COMMON)
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{
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serviceRegistry.getPermissionService().setPermission(attFolderRef , PermissionService.ALL_AUTHORITIES, PermissionService.FULL_CONTROL, true);
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}
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return attFolderRef;
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}
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};
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return helper.doInTransaction(getDescriptorCallback, false, false);
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}
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}, AuthenticationUtil.getSystemUserName());
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}
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public void extractAttachments(NodeRef messageRef, MimeMessage originalMessage) throws IOException, MessagingException
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{
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NodeRef attachmentsFolderRef = null;
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String attachmentsFolderName = null;
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boolean createFolder = false;
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switch (attachmentsExtractorMode)
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{
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case SAME:
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attachmentsFolderRef = nodeService.getPrimaryParent(messageRef).getParentRef();
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break;
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case COMMON:
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attachmentsFolderRef = this.attachmentsFolderRef;
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break;
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case SEPARATE:
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default:
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String messageName = (String) nodeService.getProperty(messageRef, ContentModel.PROP_NAME);
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attachmentsFolderName = messageName + "-attachments";
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createFolder = true;
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break;
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}
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if (!createFolder)
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{
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nodeService.createAssociation(messageRef, attachmentsFolderRef, ImapModel.ASSOC_IMAP_ATTACHMENTS_FOLDER);
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}
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Object content = originalMessage.getContent();
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if (content instanceof Multipart)
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{
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Multipart multipart = (Multipart) content;
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for (int i = 0, n = multipart.getCount(); i < n; i++)
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{
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Part part = multipart.getBodyPart(i);
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if ("attachment".equalsIgnoreCase(part.getDisposition()))
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{
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if (createFolder)
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{
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attachmentsFolderRef = createAttachmentFolder(messageRef, attachmentsFolderName);
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createFolder = false;
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}
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createAttachment(messageRef, attachmentsFolderRef, part);
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}
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}
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}
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}
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private NodeRef createAttachmentFolder(NodeRef messageRef, String attachmentsFolderName)
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{
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NodeRef attachmentsFolderRef = null;
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NodeRef parentFolder = nodeService.getPrimaryParent(messageRef).getParentRef();
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attachmentsFolderRef = fileFolderService.create(parentFolder, attachmentsFolderName, ContentModel.TYPE_FOLDER).getNodeRef();
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nodeService.createAssociation(messageRef, attachmentsFolderRef, ImapModel.ASSOC_IMAP_ATTACHMENTS_FOLDER);
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return attachmentsFolderRef;
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}
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/**
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* Create an attachment given a mime part
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*
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* @param messageFile the file containing the message
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* @param attachmentsFolderRef where to put the attachment
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* @param part the mime part
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* @throws MessagingException
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* @throws IOException
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*/
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private void createAttachment(NodeRef messageFile, NodeRef attachmentsFolderRef, Part part) throws MessagingException, IOException
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{
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String fileName = part.getFileName();
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if (fileName == null || fileName.isEmpty())
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{
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fileName = "unnamed";
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}
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try
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{
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fileName = MimeUtility.decodeText(fileName);
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}
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catch (UnsupportedEncodingException e)
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{
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if (logger.isWarnEnabled())
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{
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logger.warn("Cannot decode file name '" + fileName + "'", e);
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}
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}
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ContentType contentType = new ContentType(part.getContentType());
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if (contentType.getBaseType().equalsIgnoreCase("application/ms-tnef"))
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{
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// The content is TNEF
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HMEFMessage hmef = new HMEFMessage(part.getInputStream());
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// hmef.getBody();
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List<org.apache.poi.hmef.Attachment> attachments = hmef.getAttachments();
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for (org.apache.poi.hmef.Attachment attachment : attachments)
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{
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String subName = attachment.getLongFilename();
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NodeRef attachmentNode = fileFolderService.searchSimple(attachmentsFolderRef, subName);
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if (attachmentNode == null)
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{
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/*
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* If the node with the given name does not already exist Create the content node to contain the attachment
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*/
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FileInfo createdFile = fileFolderService.create(attachmentsFolderRef, subName, ContentModel.TYPE_CONTENT);
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attachmentNode = createdFile.getNodeRef();
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serviceRegistry.getNodeService().createAssociation(messageFile, attachmentNode, ImapModel.ASSOC_IMAP_ATTACHMENT);
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byte[] bytes = attachment.getContents();
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ContentWriter writer = fileFolderService.getWriter(attachmentNode);
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// TODO ENCODING - attachment.getAttribute(TNEFProperty.);
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String extension = attachment.getExtension();
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String mimetype = mimetypeService.getMimetype(extension);
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if (mimetype != null)
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{
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writer.setMimetype(mimetype);
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}
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OutputStream os = writer.getContentOutputStream();
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ByteArrayInputStream is = new ByteArrayInputStream(bytes);
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FileCopyUtils.copy(is, os);
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}
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}
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}
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else
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{
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// not TNEF
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NodeRef attachmentFile = fileFolderService.searchSimple(attachmentsFolderRef, fileName);
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// The one possible behaviour
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/*
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* if (result.size() > 0) { for (FileInfo fi : result) { fileFolderService.delete(fi.getNodeRef()); } }
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*/
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// And another one behaviour which will overwrite the content of the existing file. It is performance preferable.
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if (attachmentFile == null)
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{
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FileInfo createdFile = fileFolderService.create(attachmentsFolderRef, fileName, ContentModel.TYPE_CONTENT);
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nodeService.createAssociation(messageFile, createdFile.getNodeRef(), ImapModel.ASSOC_IMAP_ATTACHMENT);
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attachmentFile = createdFile.getNodeRef();
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}
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else
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{
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String newFileName = imapService.generateUniqueFilename(attachmentsFolderRef, fileName);
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FileInfo createdFile = fileFolderService.create(attachmentsFolderRef, newFileName, ContentModel.TYPE_CONTENT);
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nodeService.createAssociation(messageFile, createdFile.getNodeRef(), ImapModel.ASSOC_IMAP_ATTACHMENT);
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attachmentFile = createdFile.getNodeRef();
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}
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nodeService.setProperty(attachmentFile, ContentModel.PROP_DESCRIPTION, nodeService.getProperty(messageFile, ContentModel.PROP_NAME));
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ContentWriter writer = fileFolderService.getWriter(attachmentFile);
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writer.setMimetype(contentType.getBaseType());
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OutputStream os = writer.getContentOutputStream();
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FileCopyUtils.copy(part.getInputStream(), os);
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}
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}
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} |