mirror of
https://github.com/Alfresco/alfresco-community-repo.git
synced 2025-10-29 15:21:53 +00:00
6afb44e712
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/BRANCHES/DEV/5.2.N/root@125788 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
262 lines
11 KiB
Java
262 lines
11 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.rendition.script;
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import java.util.List;
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import org.alfresco.repo.jscript.BaseScopableProcessorExtension;
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import org.alfresco.repo.jscript.ScriptNode;
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import org.alfresco.repo.security.authentication.AuthenticationUtil;
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import org.alfresco.service.ServiceRegistry;
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import org.alfresco.service.cmr.rendition.RenderingEngineDefinition;
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import org.alfresco.service.cmr.rendition.RenditionDefinition;
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import org.alfresco.service.cmr.rendition.RenditionService;
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import org.alfresco.service.cmr.repository.ChildAssociationRef;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.namespace.QName;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* Script object representing the rendition service.
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*
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* @author Neil McErlean
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*/
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public class ScriptRenditionService extends BaseScopableProcessorExtension
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{
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private static Log logger = LogFactory.getLog(ScriptRenditionService.class);
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/** The Services registry */
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private ServiceRegistry serviceRegistry;
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private RenditionService renditionService;
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/**
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* Set the service registry
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*
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* @param serviceRegistry the service registry.
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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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this.renditionService = serviceRegistry.getRenditionService();
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}
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private RenditionDefinition loadRenditionDefinitionImpl(String shortOrLongFormQName)
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{
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final QName renditionName = createQName(shortOrLongFormQName);
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// Rendition Definitions are persisted underneath the Data Dictionary for which Group ALL
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// has Consumer access by default. However, we cannot assume that that access level applies for all deployments. See ALF-7334.
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RenditionDefinition rendDefn = AuthenticationUtil.runAs(new AuthenticationUtil.RunAsWork<RenditionDefinition>()
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{
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@Override
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public RenditionDefinition doWork() throws Exception
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{
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return renditionService.loadRenditionDefinition(renditionName);
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}
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}, AuthenticationUtil.getSystemUserName());
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return rendDefn;
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}
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/**
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* Creates a new {@link ScriptRenditionDefinition} and sets the rendition name and
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* the rendering engine name to the specified values.
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*
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* @param renditionName A unique identifier used to specify the created
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* {@link ScriptRenditionDefinition}.
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* @param renderingEngineName The name of the rendering engine associated
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* with this {@link ScriptRenditionDefinition}.
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* @return the created {@link ScriptRenditionDefinition}.
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* @see org.alfresco.service.cmr.rendition.RenditionService#createRenditionDefinition(QName, String)
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*/
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public ScriptRenditionDefinition createRenditionDefinition(String renditionName, String renderingEngineName)
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{
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QName renditionQName = createQName(renditionName);
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if (logger.isDebugEnabled())
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{
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StringBuilder msg = new StringBuilder();
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msg.append("Creating ScriptRenditionDefinition [")
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.append(renditionName).append(", ")
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.append(renderingEngineName).append("]");
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logger.debug(msg.toString());
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}
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RenderingEngineDefinition engineDefinition = renditionService.getRenderingEngineDefinition(renderingEngineName);
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RenditionDefinition rendDef = renditionService.createRenditionDefinition(renditionQName, renderingEngineName);
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return new ScriptRenditionDefinition(serviceRegistry, this.getScope(), engineDefinition, rendDef);
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}
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/**
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* This method renders the specified source node using the specified saved
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* rendition definition.
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* @param sourceNode the source node to be rendered.
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* @param renditionDefQName the rendition definition to be used e.g. "cm:doclib" or
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* "{http://www.alfresco.org/model/content/1.0}imgpreview"
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* @return the rendition scriptnode.
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* @see org.alfresco.service.cmr.rendition.RenditionService#render(org.alfresco.service.cmr.repository.NodeRef, RenditionDefinition)
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*/
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public ScriptNode render(ScriptNode sourceNode, String renditionDefQName)
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{
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if (logger.isDebugEnabled())
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{
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StringBuilder msg = new StringBuilder();
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msg.append("Rendering source node '")
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.append(sourceNode)
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.append("' with renditionDef '").append(renditionDefQName)
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.append("'");
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logger.debug(msg.toString());
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}
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RenditionDefinition rendDef = loadRenditionDefinitionImpl(renditionDefQName);
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ChildAssociationRef result = this.renditionService.render(sourceNode.getNodeRef(), rendDef);
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NodeRef renditionNode = result.getChildRef();
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if (logger.isDebugEnabled())
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{
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StringBuilder msg = new StringBuilder();
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msg.append("Rendition: ").append(renditionNode);
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logger.debug(msg.toString());
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}
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return new ScriptNode(renditionNode, serviceRegistry);
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}
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public ScriptNode render(ScriptNode sourceNode, ScriptRenditionDefinition scriptRenditionDef)
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{
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if (logger.isDebugEnabled())
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{
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StringBuilder msg = new StringBuilder();
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msg.append("Rendering source node '")
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.append(sourceNode)
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.append("' with renditionDefQName '").append(scriptRenditionDef)
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.append("'");
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logger.debug(msg.toString());
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}
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ChildAssociationRef chAssRef = this.renditionService.render(sourceNode.getNodeRef(),
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scriptRenditionDef.getRenditionDefinition());
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NodeRef renditionNode = chAssRef.getChildRef();
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if (logger.isDebugEnabled())
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{
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StringBuilder msg = new StringBuilder();
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msg.append("Rendition: ").append(renditionNode);
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logger.debug(msg.toString());
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}
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return new ScriptNode(renditionNode, serviceRegistry);
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}
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/**
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* This method gets all the renditions of the specified node.
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*
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* @param node the source node
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* @return an array of the renditions.
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* @see org.alfresco.service.cmr.rendition.RenditionService#getRenditions(org.alfresco.service.cmr.repository.NodeRef)
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*/
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public ScriptNode[] getRenditions(ScriptNode node)
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{
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List<ChildAssociationRef> renditions = this.renditionService.getRenditions(node.getNodeRef());
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ScriptNode[] renditionObjs = new ScriptNode[renditions.size()];
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for (int i = 0; i < renditions.size(); i++)
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{
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renditionObjs[i] = new ScriptNode(renditions.get(i).getChildRef(), serviceRegistry);
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}
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return renditionObjs;
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}
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/**
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* This method gets all the renditions of the specified node filtered by
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* MIME-type prefix. Renditions whose MIME-type string startsWith the prefix
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* will be returned.
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*
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* @param node the source node for the renditions
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* @param mimeTypePrefix a prefix to check against the rendition MIME-types.
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* This must not be null and must not be an empty String
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* @return an array of the filtered renditions.
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* @see org.alfresco.service.cmr.rendition.RenditionService#getRenditions(org.alfresco.service.cmr.repository.NodeRef)
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*/
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public ScriptNode[] getRenditions(ScriptNode node, String mimeTypePrefix)
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{
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List<ChildAssociationRef> renditions = this.renditionService.getRenditions(node.getNodeRef(), mimeTypePrefix);
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ScriptNode[] results = new ScriptNode[renditions.size()];
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for (int i = 0; i < renditions.size(); i++)
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{
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results[i] = new ScriptNode(renditions.get(i).getChildRef(), serviceRegistry);
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}
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return results;
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}
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/**
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* This method gets the rendition of the specified node identified by
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* the provided rendition name.
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*
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* @param node the source node for the renditions
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* @param renditionName the renditionName used to identify a rendition. e.g. cm:doclib or
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* "{http://www.alfresco.org/model/content/1.0}imgpreview"
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* @return the parent association for the rendition or <code>null</code> if there is no such rendition.
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* @see org.alfresco.service.cmr.rendition.RenditionService#getRenditionByName(org.alfresco.service.cmr.repository.NodeRef, QName)
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*/
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public ScriptNode getRenditionByName(ScriptNode node, String renditionName)
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{
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QName qname = createQName(renditionName);
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ChildAssociationRef result = this.renditionService.getRenditionByName(node.getNodeRef(), qname);
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return result == null ? null : new ScriptNode(result.getChildRef(), serviceRegistry);
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}
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/**
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* This method takes a string representing a QName and converts it to a QName
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* object.
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* @param qnameString the string can be either a short or long form qname.
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* @return a QName object
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*/
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private QName createQName(String qnameString)
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{
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QName result;
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if (qnameString.startsWith(Character.toString(QName.NAMESPACE_BEGIN)))
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{
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// It's a long-form qname string
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result = QName.createQName(qnameString);
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}
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else
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{
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// It's a short-form qname string
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result = QName.createQName(qnameString, serviceRegistry.getNamespaceService());
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}
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return result;
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}
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}
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