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https://github.com/Alfresco/alfresco-community-repo.git
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03476e862e
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3601 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
337 lines
9.8 KiB
Java
337 lines
9.8 KiB
Java
/*
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* Copyright (C) 2005 Alfresco, Inc.
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*
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* Licensed under the Mozilla Public License version 1.1
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* with a permitted attribution clause. You may obtain a
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* copy of the License at
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*
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* http://www.alfresco.org/legal/license.txt
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific
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* language governing permissions and limitations under the
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* License.
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*/
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package org.alfresco.web.templating;
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import java.io.*;
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import java.util.*;
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import javax.xml.parsers.*;
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import javax.xml.transform.*;
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import javax.xml.transform.dom.DOMSource;
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import javax.xml.transform.stream.StreamResult;
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import org.alfresco.web.templating.xforms.*;
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import org.w3c.dom.Document;
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import org.w3c.dom.Node;
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import org.xml.sax.SAXException;
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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.alfresco.service.cmr.repository.ContentReader;
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import org.alfresco.service.cmr.repository.ContentService;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.model.ContentModel;
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import org.alfresco.util.TempFileProvider;
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import org.alfresco.service.ServiceRegistry;
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import org.alfresco.service.cmr.dictionary.DictionaryService;
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import org.alfresco.service.cmr.repository.NodeService;
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import org.alfresco.service.cmr.search.SearchService;
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import org.alfresco.service.cmr.model.*;
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import org.alfresco.service.namespace.NamespaceService;
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import javax.faces.context.FacesContext;
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import org.alfresco.web.app.Application;
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import org.alfresco.web.bean.repository.Repository;
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public final class TemplatingService
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implements Serializable
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{
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////////////////////////////////////////////////////////////////////////////
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private static class Configuration
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{
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private final static File CONFIG_FILE =
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new File(TempFileProvider.getTempDir(), "templating_configuration.xml");
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public static boolean loaded = false;
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private static NodeRef getConfigFile()
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{
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final TemplatingService ts = TemplatingService.INSTANCE;
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LOGGER.debug("loading config file");
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// get the template from the special Email Templates folder
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FacesContext fc = FacesContext.getCurrentInstance();
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String xpath = (Application.getRootPath(fc) + "/" +
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Application.getGlossaryFolderName(fc));
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NodeRef rootNodeRef = ts.nodeService.getRootNode(Repository.getStoreRef());
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List<NodeRef> results = ts.searchService.selectNodes(rootNodeRef, xpath, null, ts.namespaceService, false);
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if (results.size() != 1)
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throw new RuntimeException("expected one result for " + xpath);
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NodeRef dataDictionaryNodeRef = results.get(0);
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LOGGER.debug("loaded data dictionary " + dataDictionaryNodeRef);
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NodeRef configFileNodeRef = null;
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try
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{
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configFileNodeRef = ts.fileFolderService.create(dataDictionaryNodeRef,
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"templating_configuration.xml",
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ContentModel.TYPE_CONTENT).getNodeRef();
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}
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catch (FileExistsException fee)
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{
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List<FileInfo> l = ts.fileFolderService.search(dataDictionaryNodeRef,
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"templating_configuration.xml",
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true,
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false,
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false);
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if (l.size() != 1)
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{
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throw new RuntimeException("expected one templating_configuration.xml in " + dataDictionaryNodeRef);
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}
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configFileNodeRef= l.get(0).getNodeRef();
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}
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LOGGER.debug("loaded config file " + configFileNodeRef);
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return configFileNodeRef;
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}
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public static void load()
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throws IOException
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{
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final TemplatingService ts = TemplatingService.INSTANCE;
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final NodeRef configFileNodeRef = getConfigFile();
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FacesContext fc = FacesContext.getCurrentInstance();
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final InputStream contentIn = ts.contentService.getReader(configFileNodeRef, ContentModel.TYPE_CONTENT).getContentInputStream();
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final ObjectInputStream in = new ObjectInputStream(contentIn);
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try
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{
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while (true)
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{
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try
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{
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final TemplateType tt = (TemplateType)in.readObject();
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TemplatingService.INSTANCE.registerTemplateType(tt);
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}
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catch (EOFException eof)
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{
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break;
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}
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}
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in.close();
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}
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catch (ClassNotFoundException cnfe)
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{
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assert false : cnfe;
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TemplatingService.LOGGER.error(cnfe);
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}
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loaded = true;
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}
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public static void save()
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throws IOException
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{
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final TemplatingService ts = TemplatingService.INSTANCE;
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FacesContext fc = FacesContext.getCurrentInstance();
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final NodeRef configFileNodeRef = getConfigFile();
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final OutputStream contentOut = ts.contentService.getWriter(configFileNodeRef, ContentModel.TYPE_CONTENT, true).getContentOutputStream();
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if (!CONFIG_FILE.exists())
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CONFIG_FILE.createNewFile();
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final ObjectOutputStream out = new ObjectOutputStream(contentOut);
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for (TemplateType tt : TemplatingService.INSTANCE.getTemplateTypes())
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{
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out.writeObject(tt);
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}
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out.close();
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}
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}
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////////////////////////////////////////////////////////////////////////////
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public static final org.alfresco.service.namespace.QName TT_QNAME =
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org.alfresco.service.namespace.QName.createQName(org.alfresco.service.namespace.NamespaceService.CONTENT_MODEL_1_0_URI, "tt");
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public static final org.alfresco.service.namespace.QName TT_GENERATED_OUTPUT_QNAME =
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org.alfresco.service.namespace.QName.createQName(org.alfresco.service.namespace.NamespaceService.CONTENT_MODEL_1_0_URI, "tt_generated_output");
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private static final Log LOGGER = LogFactory.getLog(TemplatingService.class);
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private static TemplatingService INSTANCE;
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private HashMap<String, TemplateType> templateTypes =
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new HashMap<String, TemplateType>();
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private final ContentService contentService;
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private final NodeService nodeService;
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private final FileFolderService fileFolderService;
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private final DictionaryService dictionaryService;
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private final NamespaceService namespaceService;
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private final SearchService searchService;
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public TemplatingService(final ContentService contentService,
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final NodeService nodeService,
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final FileFolderService fileFolderService,
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final DictionaryService dictionaryService,
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final NamespaceService namespaceService,
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final SearchService searchService)
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{
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this.contentService = contentService;
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this.nodeService = nodeService;
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this.fileFolderService = fileFolderService;
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this.dictionaryService = dictionaryService;
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this.namespaceService = namespaceService;
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this.searchService = searchService;
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if (INSTANCE == null)
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{
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INSTANCE = this;
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}
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}
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public static TemplatingService getInstance()
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{
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if (!Configuration.loaded)
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{
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LOGGER.debug("loading configuration");
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try
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{
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Configuration.load();
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}
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catch (Throwable t)
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{
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LOGGER.error(t);
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t.printStackTrace();
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}
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}
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return TemplatingService.INSTANCE;
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}
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public Collection<TemplateType> getTemplateTypes()
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{
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return this.templateTypes.values();
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}
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public TemplateType getTemplateType(final String name)
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{
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return this.templateTypes.get(name);
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}
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public void registerTemplateType(final TemplateType tt)
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{
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this.templateTypes.put(tt.getName(), tt);
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try
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{
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Configuration.save();
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}
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catch (IOException ioe)
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{
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LOGGER.error(ioe);
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}
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}
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public TemplateType newTemplateType(final String name,
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final NodeRef schemaNodeRef)
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{
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return new TemplateTypeImpl(name, schemaNodeRef);
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}
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public Document newDocument()
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{
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try
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{
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final DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
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dbf.setNamespaceAware(true);
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dbf.setValidating(false);
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final DocumentBuilder db = dbf.newDocumentBuilder();
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return db.newDocument();
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}
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catch (ParserConfigurationException pce)
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{
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assert false : pce;
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LOGGER.error(pce);
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return null;
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}
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// catch (SAXException saxe)
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// {
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// LOGGER.error(saxe);
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// }
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// catch (IOException ioe)
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// {
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// LOGGER.error(ioe);
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// }
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}
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public void writeXML(final Node n, final Writer output)
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{
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try
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{
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System.out.println("writing out a document for " + n.getNodeName() +
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" to " + output);
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final TransformerFactory tf = TransformerFactory.newInstance();
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final Transformer t = tf.newTransformer();
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t.transform(new DOMSource(n), new StreamResult(output));
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}
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catch (TransformerException te)
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{
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te.printStackTrace();
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assert false : te.getMessage();
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}
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}
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public void writeXML(final Node n, final File output)
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throws IOException
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{
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this.writeXML(n, new FileWriter(output));
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}
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public String writeXMLToString(final Node n)
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{
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final StringWriter result = new StringWriter();
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this.writeXML(n, result);
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return result.toString();
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}
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public Document parseXML(final String source)
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throws ParserConfigurationException,
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SAXException,
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IOException
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{
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return this.parseXML(new ByteArrayInputStream(source.getBytes()));
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}
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public Document parseXML(final NodeRef nodeRef)
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throws ParserConfigurationException,
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SAXException,
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IOException
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{
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final ContentReader contentReader =
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this.contentService.getReader(nodeRef, ContentModel.TYPE_CONTENT);
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final InputStream in = contentReader.getContentInputStream();
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return this.parseXML(in);
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}
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public Document parseXML(final File source)
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throws ParserConfigurationException,
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SAXException,
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IOException
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{
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return this.parseXML(new FileInputStream(source));
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}
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public Document parseXML(final InputStream source)
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throws ParserConfigurationException,
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SAXException,
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IOException
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{
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final DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
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dbf.setNamespaceAware(true);
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dbf.setValidating(false);
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final DocumentBuilder db = dbf.newDocumentBuilder();
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final Document result = db.parse(source);
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source.close();
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return result;
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}
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}
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