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94228f57a2
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/BRANCHES/DEV/5.1.N/root@125606 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
596 lines
22 KiB
Java
596 lines
22 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.email.server;
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import java.util.Collection;
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import java.util.Map;
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import javax.mail.internet.InternetAddress;
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import org.alfresco.email.server.handler.EmailMessageHandler;
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import org.alfresco.error.AlfrescoRuntimeException;
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import org.alfresco.model.ContentModel;
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import org.alfresco.repo.node.integrity.IntegrityException;
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import org.alfresco.repo.security.authentication.AuthenticationUtil;
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import org.alfresco.repo.security.authentication.AuthenticationUtil.RunAsWork;
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import org.alfresco.repo.security.permissions.AccessDeniedException;
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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.cmr.attributes.AttributeService;
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import org.alfresco.service.cmr.dictionary.DictionaryService;
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import org.alfresco.service.cmr.dictionary.TypeDefinition;
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import org.alfresco.service.cmr.email.EmailDelivery;
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import org.alfresco.service.cmr.email.EmailMessage;
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import org.alfresco.service.cmr.email.EmailMessageException;
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import org.alfresco.service.cmr.email.EmailService;
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import org.alfresco.service.cmr.repository.DuplicateChildNodeNameException;
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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.repository.StoreRef;
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import org.alfresco.service.cmr.repository.datatype.DefaultTypeConverter;
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import org.alfresco.service.cmr.search.ResultSet;
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import org.alfresco.service.cmr.search.SearchService;
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import org.alfresco.service.cmr.security.AuthorityService;
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import org.alfresco.service.cmr.security.AuthorityType;
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import org.alfresco.service.namespace.NamespaceService;
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import org.alfresco.service.namespace.QName;
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import org.alfresco.util.PropertyCheck;
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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.springframework.dao.ConcurrencyFailureException;
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import org.springframework.extensions.surf.util.ParameterCheck;
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/**
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* Concrete email service implementation. This is responsible for routing the
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* emails into the server.
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*
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* @since 2.2
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*/
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public class EmailServiceImpl implements EmailService
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{
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private static final String ERR_INBOUND_EMAIL_DISABLED = "email.server.err.inbound_mail_disabled";
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private static final String ERR_INVALID_SUBJECT = "email.server.err.invalid_subject";
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private static final String ERR_ACCESS_DENIED = "email.server.err.access_denied";
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private static final String ERR_UNKNOWN_SOURCE_ADDRESS = "email.server.err.unknown_source_address";
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private static final String ERR_USER_NOT_EMAIL_CONTRIBUTOR = "email.server.err.user_not_email_contributor";
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private static final String ERR_INVALID_NODE_ADDRESS = "email.server.err.invalid_node_address";
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private static final String ERR_HANDLER_NOT_FOUND = "email.server.err.handler_not_found";
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private NamespaceService namespaceService;
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private NodeService nodeService;
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private SearchService searchService;
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private RetryingTransactionHelper retryingTransactionHelper;
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private AuthorityService authorityService;
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private DictionaryService dictionaryService;
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private AttributeService attributeService;
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/**
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* The authority that needs to contain the users and groups
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* who are allowed to contribute email.
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*/
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private String emailContributorsAuthority="EMAIL_CONTRIBUTORS";
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private static Log logger = LogFactory.getLog(EmailServiceImpl.class);
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private boolean emailInboundEnabled;
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/** Login of user that is set as unknown. */
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private String unknownUser;
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/** List of message handlers */
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private Map<String, EmailMessageHandler> emailMessageHandlerMap;
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public void init()
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{
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PropertyCheck.mandatory(this, "namespaceService", namespaceService);
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PropertyCheck.mandatory(this, "dictionaryService", getDictionaryService());
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PropertyCheck.mandatory(this, "searchService", searchService);
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PropertyCheck.mandatory(this, "authorityService", authorityService);
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PropertyCheck.mandatory(this, "emailMessageHandlerMap", emailMessageHandlerMap);
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PropertyCheck.mandatory(this, "attributeService", getAttributeService());
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}
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/**
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*
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* @param namespaceService the service to resolve namespace prefixes
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*/
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public void setNamespaceService(NamespaceService namespaceService)
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{
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this.namespaceService = namespaceService;
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}
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/**
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* @param nodeService Alfresco Node Service
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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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/**
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* @param searchService Alfresco Search Service
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*/
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public void setSearchService(SearchService searchService)
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{
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this.searchService = searchService;
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}
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/**
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* @param retryingTransactionHelper Alfresco RetryingTransactionHelper
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*/
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public void setRetryingTransactionHelper(RetryingTransactionHelper retryingTransactionHelper)
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{
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this.retryingTransactionHelper = retryingTransactionHelper;
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}
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/**
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* @param authorityService Alfresco authority service
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*/
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public void setAuthorityService(AuthorityService authorityService)
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{
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this.authorityService = authorityService;
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}
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/**
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* @return Map of message handlers
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*/
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public Map<String, EmailMessageHandler> getEmailMessageHandlerMap()
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{
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return emailMessageHandlerMap;
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}
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/**
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* @param emailMessageHandlerMap Map of message handlers
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*/
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public void setEmailMessageHandlerMap(Map<String, EmailMessageHandler> emailMessageHandlerMap)
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{
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this.emailMessageHandlerMap = emailMessageHandlerMap;
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}
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/**
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* @param unknownUser Login of user that should be set as unknown.
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*/
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public void setUnknownUser(String unknownUser)
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{
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this.unknownUser = unknownUser;
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}
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public void setEmailInboundEnabled(boolean mailInboundEnabled)
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{
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this.emailInboundEnabled = mailInboundEnabled;
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}
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/**
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* {@inheritDoc}
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*/
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public void importMessage(EmailDelivery delivery, EmailMessage message)
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{
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processMessage(delivery, null, message);
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}
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/**
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* {@inheritDoc}
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*/
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public void importMessage(EmailDelivery delivery, NodeRef nodeRef, EmailMessage message)
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{
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processMessage(delivery, nodeRef, message);
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}
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/**
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* Process the message. Method is called after filtering by sender's address.
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* @param delivery - who gets the message and who is it from (may be different from the contents of the message)
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* @param nodeRef Addressed node (target node).
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* @param message Email message
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* @throws EmailMessageException Any exception occured inside the method will be converted and thrown as <code>EmailMessageException</code>
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*/
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private void processMessage(final EmailDelivery delivery, final NodeRef nodeRef, final EmailMessage message)
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{
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if (!emailInboundEnabled)
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{
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throw new EmailMessageException(ERR_INBOUND_EMAIL_DISABLED);
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}
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try
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{
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// Get the username for the process using the system account
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final RetryingTransactionCallback<String> getUsernameCallback = new RetryingTransactionCallback<String>()
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{
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public String execute() throws Throwable
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{
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String userName = null;
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userName = getUsername(delivery.getFrom());
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if(userName == null)
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("unable to find user for from: " + delivery.getFrom() + ",trying message.from next");
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}
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userName = getUsername(message.getFrom());
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}
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if(logger.isDebugEnabled())
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{
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logger.debug("userName = : " + userName);
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}
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if (userName == null)
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{
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if(unknownUser.isEmpty())
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("unable to find user for from: " + message.getFrom());
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}
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throw new EmailMessageException(ERR_UNKNOWN_SOURCE_ADDRESS, message.getFrom());
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}
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else
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("unable to find user for from - return anonymous: ");
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}
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userName = unknownUser;
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}
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}
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// Ensure that the user is part of the Email Contributors group
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if (userName == null || !isEmailContributeUser(userName))
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{
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throw new EmailMessageException(ERR_USER_NOT_EMAIL_CONTRIBUTOR, userName);
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}
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return userName;
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}
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};
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RunAsWork<String> getUsernameRunAsWork = new RunAsWork<String>()
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{
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public String doWork() throws Exception
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{
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return retryingTransactionHelper.doInTransaction(getUsernameCallback, false);
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}
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};
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String username;
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if(delivery.getAuth() != null)
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{
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// The user has authenticated.
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username = delivery.getAuth();
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logger.debug("user has already authenticated as:" + username);
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}
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else
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{
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// Need to faff with old message stuff.
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username = AuthenticationUtil.runAs(getUsernameRunAsWork, AuthenticationUtil.SYSTEM_USER_NAME);
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}
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// Process the message using the username's account
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final RetryingTransactionCallback<Object> processMessageCallback = new RetryingTransactionCallback<Object>()
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{
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public Object execute() throws Throwable
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{
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//String recipient = message.getTo();
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String recipient = delivery.getRecipient();
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NodeRef targetNodeRef = null;
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if (nodeRef == null)
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{
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targetNodeRef = getTargetNode(recipient);
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}
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else
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{
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targetNodeRef = nodeRef;
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}
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EmailMessageHandler messageHandler = getMessageHandler(targetNodeRef);
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try
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{
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messageHandler.processMessage(targetNodeRef, message);
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}
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catch (DuplicateChildNodeNameException e)
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{
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throw new ConcurrencyFailureException(e.getMessage());
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}
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return null;
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}
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};
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RunAsWork<Object> processMessageRunAsWork = new RunAsWork<Object>()
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{
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public Object doWork() throws Exception
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{
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return retryingTransactionHelper.doInTransaction(processMessageCallback, false);
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}
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};
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AuthenticationUtil.runAs(processMessageRunAsWork, username);
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}
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catch (EmailMessageException e)
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{
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// These are email-specific errors
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throw e;
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}
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catch (AccessDeniedException e)
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{
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throw new EmailMessageException(ERR_ACCESS_DENIED, delivery.getFrom(), delivery.getRecipient());
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}
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catch (IntegrityException e)
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{
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throw new EmailMessageException(ERR_INVALID_SUBJECT);
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}
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catch (Throwable e)
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{
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throw new AlfrescoRuntimeException("Email message processing failed", e);
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}
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}
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/**
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* @param nodeRef Target node
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* @return Handler that can process message addressed to specific node (target node).
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* @throws EmailMessageException is thrown if a suitable message handler isn't found.
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*/
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private EmailMessageHandler getMessageHandler(NodeRef nodeRef)
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{
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ParameterCheck.mandatory("nodeRef", nodeRef);
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QName nodeTypeQName = nodeService.getType(nodeRef);
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String prefixedNodeTypeStr = nodeTypeQName.toPrefixString(namespaceService);
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EmailMessageHandler handler = emailMessageHandlerMap.get(prefixedNodeTypeStr);
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if( handler == null)
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("did not find a handler for type:" + prefixedNodeTypeStr);
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}
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// not a direct match on type
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// need to check the super-types (if any) of the target node
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TypeDefinition typeDef = dictionaryService.getType(nodeTypeQName);
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while(typeDef != null)
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{
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QName parentName = typeDef.getParentName();
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if(parentName != null)
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{
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String prefixedSubTypeStr = parentName.toPrefixString(namespaceService);
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handler = emailMessageHandlerMap.get(prefixedSubTypeStr);
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if(handler != null)
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("found a handler for a subtype:" + prefixedSubTypeStr);
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}
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return handler;
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}
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}
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typeDef = dictionaryService.getType(parentName);
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}
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}
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if (handler == null)
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{
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throw new EmailMessageException(ERR_HANDLER_NOT_FOUND, prefixedNodeTypeStr);
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}
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return handler;
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}
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/**
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* Method determines target node by recipient e-mail address.
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*
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* @param recipient An e-mail address of a recipient
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* @return Reference to the target node
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* @throws EmailMessageException is thrown if the target node couldn't be determined by some reasons.
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*/
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private NodeRef getTargetNode(String recipient)
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{
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if (logger.isDebugEnabled())
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{
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logger.debug("getTarget node for" + recipient);
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}
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if (recipient == null || recipient.length() == 0)
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{
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throw new EmailMessageException(ERR_INVALID_NODE_ADDRESS, recipient);
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}
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String[] parts = recipient.split("@");
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if (parts.length != 2)
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{
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throw new EmailMessageException(ERR_INVALID_NODE_ADDRESS, recipient);
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}
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String alias = parts[0];
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/*
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* First lookup via the attributes service
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*
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* Then lookup by search service - may be old data prior to attributes service
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*
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* Then see if we can find a node by dbid
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*/
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// Lookup via the attributes service
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NodeRef ref = (NodeRef)getAttributeService().getAttribute(AliasableAspect.ALIASABLE_ATTRIBUTE_KEY_1, AliasableAspect.ALIASABLE_ATTRIBUTE_KEY_2, AliasableAspect.normaliseAlias(alias));
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if(ref != null)
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("found email alias via attribute service alias =" + alias);
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}
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return ref;
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}
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StoreRef storeRef = new StoreRef(StoreRef.PROTOCOL_WORKSPACE, "SpacesStore");
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// // Ok, alias wasn't found, let's try to interpret recipient address as 'node-bdid' value
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// try
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// {
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// Long nodeId = Long.parseLong(parts[0]);
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//
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// NodeRef byNodeId = nodeService.getNodeRef(nodeId);
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//
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// if(byNodeId != null)
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// {
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// if(logger.isDebugEnabled())
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// {
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// logger.debug("found email alias via node service =" + alias);
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// }
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// return byNodeId;
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// }
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// }
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// catch (NumberFormatException ne)
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// {
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// }
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// Ok, alias wasn't found, let's try to interpret recipient address as 'node-bdid' value
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ResultSet resultSet = null;
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try
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{
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Long nodeId = Long.parseLong(parts[0]);
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String query = "@sys\\:node-dbid:" + nodeId;
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resultSet = searchService.query(storeRef, SearchService.LANGUAGE_LUCENE, query);
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if (resultSet.length() > 0)
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{
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return resultSet.getNodeRef(0);
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}
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}
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catch (NumberFormatException e)
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{
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}
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finally
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{
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if(resultSet != null)
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{
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resultSet.close();
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}
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}
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throw new EmailMessageException(ERR_INVALID_NODE_ADDRESS, recipient);
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}
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/**
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* Authenticate in Alfresco repository by sender's e-mail address.
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*
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* @param from Sender's email address
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* @return User name or null if the user does not exist.
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* @throws EmailMessageException Exception will be thrown if authentication is failed.
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*/
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private String getUsername(String from)
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{
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String userName = null;
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if(from == null || from.length()==0)
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{
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return null;
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}
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if(logger.isDebugEnabled())
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{
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logger.debug("getUsername from: " + from);
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}
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StoreRef storeRef = new StoreRef(StoreRef.PROTOCOL_WORKSPACE, "SpacesStore");
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String query = "TYPE:cm\\:person +@cm\\:email:\"" + from + "\"";
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ResultSet resultSet = searchService.query(storeRef, SearchService.LANGUAGE_LUCENE, query);
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try
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{
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if (resultSet.length() == 0)
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{
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return null;
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}
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else
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{
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NodeRef userNode = resultSet.getNodeRef(0);
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if (nodeService.exists(userNode))
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{
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userName = DefaultTypeConverter.INSTANCE.convert(
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String.class,
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nodeService.getProperty(userNode, ContentModel.PROP_USERNAME));
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if(logger.isDebugEnabled())
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{
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logger.debug("found username: " + userName);
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}
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}
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else
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{
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// The Lucene index returned a dead result
|
|
throw new EmailMessageException(ERR_UNKNOWN_SOURCE_ADDRESS, from);
|
|
}
|
|
}
|
|
}
|
|
finally
|
|
{
|
|
if(resultSet != null)
|
|
{
|
|
resultSet.close();
|
|
}
|
|
}
|
|
|
|
return userName;
|
|
}
|
|
|
|
/**
|
|
* Check that the user is the member in <b>EMAIL_CONTRIBUTORS</b> group
|
|
*
|
|
* @param userName Alfresco user name
|
|
* @return True if the user is member of the group
|
|
* @exception EmailMessageException Exception will be thrown if the <b>EMAIL_CONTRIBUTORS</b> group isn't found
|
|
*/
|
|
private boolean isEmailContributeUser(String userName)
|
|
{
|
|
return this.authorityService.getAuthoritiesForUser(userName).contains(
|
|
authorityService.getName(AuthorityType.GROUP, getEmailContributorsAuthority()));
|
|
}
|
|
|
|
public void setEmailContributorsAuthority(
|
|
String emailContributorsAuthority)
|
|
{
|
|
this.emailContributorsAuthority = emailContributorsAuthority;
|
|
}
|
|
|
|
public String getEmailContributorsAuthority()
|
|
{
|
|
return emailContributorsAuthority;
|
|
}
|
|
|
|
public void setDictionaryService(DictionaryService dictionaryService)
|
|
{
|
|
this.dictionaryService = dictionaryService;
|
|
}
|
|
|
|
public DictionaryService getDictionaryService()
|
|
{
|
|
return dictionaryService;
|
|
}
|
|
|
|
public void setAttributeService(AttributeService attributeService)
|
|
{
|
|
this.attributeService = attributeService;
|
|
}
|
|
|
|
public AttributeService getAttributeService()
|
|
{
|
|
return attributeService;
|
|
}
|
|
}
|