/* * Copyright (C) 2005-2010 Alfresco Software Limited. * * This file is part of Alfresco * * Alfresco 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 3 of the License, or * (at your option) any later version. * * Alfresco 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. * * You should have received a copy of the GNU Lesser General Public License * along with Alfresco. If not, see . */ package org.alfresco.repo.rule.ruletrigger; import java.util.List; import org.alfresco.model.ContentModel; import org.alfresco.repo.content.ContentServicePolicies; import org.alfresco.repo.content.MimetypeMap; import org.alfresco.repo.policy.JavaBehaviour; import org.alfresco.service.cmr.repository.ChildAssociationRef; import org.alfresco.service.cmr.repository.ContentReader; import org.alfresco.service.cmr.repository.NodeRef; import org.alfresco.service.namespace.NamespaceService; import org.alfresco.service.namespace.QName; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; /** * @author Roy Wetherall */ public class OnContentUpdateRuleTrigger extends RuleTriggerAbstractBase implements ContentServicePolicies.OnContentUpdatePolicy { /** * The logger */ private static Log logger = LogFactory.getLog(OnContentUpdateRuleTrigger.class); /** True trigger on new content, false otherwise */ private boolean onNewContent = false; /** True trigger parent rules, false otherwier */ private boolean triggerParentRules = true; /** * If set to true the trigger will fire on new content, otherwise it will fire on content update * * @param onNewContent indicates whether to fire on content create or update */ public void setOnNewContent(boolean onNewContent) { this.onNewContent = onNewContent; } /** * Indicates whether the parent rules should be triggered or the rules on the node itself * * @param triggerParentRules true trigger parent rules, false otherwise */ public void setTriggerParentRules(boolean triggerParentRules) { this.triggerParentRules = triggerParentRules; } /* * @see org.alfresco.repo.rule.ruletrigger.RuleTrigger#registerRuleTrigger() */ public void registerRuleTrigger() { // Bind behaviour this.policyComponent.bindClassBehaviour( ContentServicePolicies.OnContentUpdatePolicy.QNAME, this, new JavaBehaviour(this, "onContentUpdate")); } /** * @see org.alfresco.repo.content.ContentServicePolicies.OnContentUpdatePolicy#onContentUpdate(org.alfresco.service.cmr.repository.NodeRef, boolean) */ public void onContentUpdate(NodeRef nodeRef, boolean newContent) { // Check the new content and make sure that we do indeed want to trigger the rule boolean fail = false; if (newContent == true) { Boolean value = (Boolean)nodeService.getProperty(nodeRef, QName.createQName(NamespaceService.APP_MODEL_1_0_URI, "editInline")); if (value != null) { boolean editInline = value.booleanValue(); if (editInline == true) { fail = true; } } if (fail == false) { ContentReader contentReader = this.contentService.getReader(nodeRef, ContentModel.PROP_CONTENT); if (contentReader == null || contentReader.exists() == false || isZeroLengthOfficeDoc(contentReader) == true) { fail = true; } } } // Trigger the rules in the appropriate way if (fail == false && newContent == this.onNewContent) { if (triggerParentRules == true) { if (logger.isDebugEnabled() == true) { logger.debug("OnContentUpdate rule triggered fired for content; nodeId=" + nodeRef.getId() + "; newContent=" + newContent); } List parentsAssocRefs = this.nodeService.getParentAssocs(nodeRef); for (ChildAssociationRef parentAssocRef : parentsAssocRefs) { triggerRules(parentAssocRef.getParentRef(), nodeRef); } } else { triggerRules(nodeRef, nodeRef); } } } /** * Indicates whether we are dealing with a zero length office document or not * * @param contentReader the content reader * @return boolean true if zero length office document, false otherwise */ private boolean isZeroLengthOfficeDoc(ContentReader contentReader) { boolean result = false; if (contentReader.getSize() == 0 && (MimetypeMap.MIMETYPE_WORD.equals(contentReader.getMimetype()) == true || MimetypeMap.MIMETYPE_EXCEL.equals(contentReader.getMimetype()) == true || MimetypeMap.MIMETYPE_PPT.equals(contentReader.getMimetype()) == true)) { result = true; } return result; } }