Java tutorial
/* =============================================================================== * * Part of the InfoGlue Content Management Platform (www.infoglue.org) * * =============================================================================== * * Copyright (C) * * This program is free software; you can redistribute it and/or modify it under * the terms of the GNU General Public License version 2, as published by the * Free Software Foundation. See the file LICENSE.html for more information. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY, including the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc. / 59 Temple * Place, Suite 330 / Boston, MA 02111-1307 / USA. * * =============================================================================== */ /** * @author Stefan Sik * @since 1.4 */ package org.infoglue.cms.applications.contenttool.actions; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import java.util.Collection; import java.util.Iterator; import java.util.List; import org.apache.log4j.Logger; import org.dom4j.Document; import org.dom4j.DocumentHelper; import org.dom4j.Element; import org.infoglue.cms.applications.common.actions.SimpleXmlServiceAction; import org.infoglue.cms.controllers.kernel.impl.simple.ContentController; import org.infoglue.cms.controllers.kernel.impl.simple.ContentControllerProxy; import org.infoglue.cms.controllers.kernel.impl.simple.ContentVersionController; import org.infoglue.cms.controllers.kernel.impl.simple.DigitalAssetController; import org.infoglue.cms.controllers.kernel.impl.simple.LanguageController; import org.infoglue.cms.entities.content.ContentVO; import org.infoglue.cms.entities.content.ContentVersionVO; import org.infoglue.cms.entities.content.DigitalAssetVO; import org.infoglue.cms.entities.kernel.BaseEntityVO; import org.infoglue.cms.entities.management.LanguageVO; import org.infoglue.cms.exception.Bug; import org.infoglue.cms.exception.ConstraintException; import org.infoglue.cms.exception.SystemException; import org.infoglue.cms.security.InfoGluePrincipal; import org.infoglue.cms.treeservice.ss.ContentNodeSupplier; import org.infoglue.deliver.util.CompressionHelper; import com.frovi.ss.Tree.INodeSupplier; import com.thoughtworks.xstream.core.util.Base64Encoder; public class SimpleContentXmlAction extends SimpleXmlServiceAction { private final static Logger logger = Logger.getLogger(SimpleContentXmlAction.class.getName()); private static final long serialVersionUID = 1L; private static String TYPE_FOLDER = "ContentFolder"; private static String TYPE_ITEM = "ContentItem"; private String digitalAssetKey; private Integer digitalAssetId; private Integer languageId; private boolean enableCompression = false; public INodeSupplier getNodeSupplier() throws SystemException, Exception { ContentNodeSupplier sup = new ContentNodeSupplier(getRepositoryId(), this.getInfoGluePrincipal()); sup.setShowLeafs(showLeafs.compareTo("yes") == 0); sup.setAllowedContentTypeIds(allowedContentTypeIds); return sup; } public String doDigitalAssets() throws Exception { String ret = ""; DigitalAssetVO digitalAssetVO = null; if (digitalAssetId != null) { digitalAssetVO = DigitalAssetController.getDigitalAssetVOWithId(digitalAssetId); } else { digitalAssetVO = DigitalAssetController.getDigitalAssetVO(parent, languageId, digitalAssetKey, true); } ret = "<digitalAssetInfo>" + "<assetURL>" + DigitalAssetController.getDigitalAssetUrl(digitalAssetVO.getId()) + "</assetURL>" + "<assetId>" + digitalAssetVO.getId() + "</assetId>" + "</digitalAssetInfo>"; return ret; } public ContentVersionVO getLatestContentVersionVO(Integer contentId, Integer languageId) { ContentVersionVO contentVersionVO = null; try { contentVersionVO = ContentVersionController.getContentVersionController() .getLatestActiveContentVersionVO(contentId, languageId); } catch (Exception e) { logger.error( "An error occurred when we tried to get the latest version for the content:" + e.getMessage(), e); } return contentVersionVO; } public Element getContentElement(Integer contentId) throws Bug, Exception { ContentController contentController = ContentController.getContentController(); ContentVO vo = contentController.getContentVOWithId(contentId); return getContentElement(vo); } public Element getContentElement(ContentVO vo) throws Bug, Exception { Element elm = DocumentHelper.createElement("content"); ContentVersionController contentVersionController = ContentVersionController.getContentVersionController(); ContentVersionVO activeVersion = contentVersionController.getLatestActiveContentVersionVO(vo.getContentId(), LanguageController.getController().getMasterLanguage(vo.getRepositoryId()).getLanguageId()); if (activeVersion != null) { elm.addAttribute("id", "" + vo.getContentId()); elm.addAttribute("creatorName", "" + vo.getCreatorName()); elm.addAttribute("name", "" + vo.getName()); elm.addAttribute("typedefid", "" + vo.getContentTypeDefinitionId()); elm.addAttribute("expiredatetime", "" + vo.getExpireDateTime().getTime()); elm.addAttribute("publishdatetime", "" + vo.getPublishDateTime().getTime()); elm.addAttribute("isbranch", "" + vo.getIsBranch()); elm.addAttribute("activeVersion", "" + activeVersion.getContentVersionId()); elm.addAttribute("activeVersionStateId", "" + activeVersion.getStateId()); elm.addAttribute("activeVersionModifier", "" + activeVersion.getVersionModifier()); Element versionsElement = DocumentHelper.createElement("versions"); elm.add(versionsElement); List<ContentVersionVO> versions = contentVersionController .getContentVersionVOWithParent(vo.getContentId()); for (ContentVersionVO version : versions) { Element contentVersionElement = DocumentHelper.createElement("contentVersion"); contentVersionElement.add(getContentVersionHeadElement(version)); versionsElement.add(contentVersionElement); } } return elm; } public Element getPlainContentElement(ContentVO vo) throws Bug, Exception { Element elm = DocumentHelper.createElement("content"); elm.addAttribute("id", "" + vo.getContentId()); elm.addAttribute("creatorName", "" + vo.getCreatorName()); elm.addAttribute("name", "" + vo.getName()); elm.addAttribute("typedefid", "" + vo.getContentTypeDefinitionId()); elm.addAttribute("expiredatetime", "" + vo.getExpireDateTime().getTime()); elm.addAttribute("publishdatetime", "" + vo.getPublishDateTime().getTime()); elm.addAttribute("isbranch", "" + vo.getIsBranch()); return elm; } public Element getContentVersionElement(Integer contentVersionId) throws SystemException, Bug, UnsupportedEncodingException { ContentVersionController contentVersionController = ContentVersionController.getContentVersionController(); ContentVersionVO vo = contentVersionController.getContentVersionVOWithId(contentVersionId); if (vo.getLanguageName() == null || vo.getLanguageName().equals("") && vo.getLanguageId() != null) { try { vo.setLanguageName(LanguageController.getController().getLanguageVOWithId(vo.getLanguageId()) .getLanguageCode()); } catch (Exception e) { logger.error("No language found:" + e.getMessage(), e); } } return getContentVersionElement(vo); } public Element getContentVersionHeadElement(Integer contentVersionId) throws SystemException, Bug, UnsupportedEncodingException { ContentVersionController contentVersionController = ContentVersionController.getContentVersionController(); ContentVersionVO vo = contentVersionController.getContentVersionVOWithId(contentVersionId); if (vo.getLanguageName() == null || vo.getLanguageName().equals("") && vo.getLanguageId() != null) { try { vo.setLanguageName(LanguageController.getController().getLanguageVOWithId(vo.getLanguageId()) .getLanguageCode()); } catch (Exception e) { logger.error("No language found:" + e.getMessage(), e); } } return getContentVersionHeadElement(vo); } public Element getContentVersionElement(ContentVersionVO vo) throws SystemException, Bug, UnsupportedEncodingException { Element element = DocumentHelper.createElement("contentVersion"); element.add(getContentVersionHeadElement(vo)); element.add(getContentVersionValueElement(vo)); return element; } public Element getContentVersionHeadElement(ContentVersionVO vo) throws SystemException, Bug, UnsupportedEncodingException { Element head = DocumentHelper.createElement("head"); head.addAttribute("id", "" + vo.getContentVersionId()); head.addAttribute("languageId", "" + vo.getLanguageId()); head.addAttribute("contentId", "" + vo.getContentId()); head.addAttribute("languageName", vo.getLanguageName()); head.addAttribute("isActive", "" + vo.getIsActive()); head.addAttribute("mod", "" + vo.getModifiedDateTime().getTime()); head.addAttribute("activeVersionModifier", "" + vo.getVersionModifier()); head.addAttribute("activeVersionStateId", "" + vo.getStateId()); return head; } public Element getContentVersionValueElement(ContentVersionVO vo) throws SystemException, Bug, UnsupportedEncodingException { Element value = DocumentHelper.createElement("value"); if (enableCompression) { Base64Encoder encoder = new Base64Encoder(); CompressionHelper zip = new CompressionHelper(); byte[] val = zip.compress(vo.getVersionValue()); value.addCDATA(encoder.encode(val)); } else { value.addCDATA(URLEncoder.encode(vo.getVersionValue(), "UTF-8")); } return value; } /* * Returns document for a single contentVersion (parent) */ public String doContentVersion() throws Exception { Document doc = DocumentHelper.createDocument(); doc.add(getContentVersionElement(parent)); return out(getFormattedDocument(doc)); } public String doContent() throws Exception { Document doc = DocumentHelper.createDocument(); doc.add(getContentElement(parent)); return out(getFormattedDocument(doc)); } public String doRootContent() throws Exception { Document doc = DocumentHelper.createDocument(); ContentVO rootContent = ContentController.getContentController().getRootContentVO(repositoryId, getInfoGluePrincipal().getName(), true); doc.add(getPlainContentElement(rootContent)); return out(getFormattedDocument(doc)); } public String doMasterLanguage() throws Exception { LanguageVO masterLanguageVO = LanguageController.getController().getMasterLanguage(repositoryId); return out("" + masterLanguageVO.getId()); } /* * Returns head only for a single contentVersion (parent) */ public String doContentVersionHead() throws Exception { Document doc = DocumentHelper.createDocument(); Element element = DocumentHelper.createElement("contentVersion"); element.add(getContentVersionHeadElement(parent)); element.add(DocumentHelper.createElement("value")); doc.add(element); return out(getFormattedDocument(doc)); } /* * Returns all contentVersions for a given content (parent) */ public String doContentVersions() throws Exception { Document doc = DocumentHelper.createDocument(); Element root = doc.addElement("contentVersions"); Collection availableLanguages = ContentController.getContentController().getRepositoryLanguages(parent); for (Iterator i = availableLanguages.iterator(); i.hasNext();) { LanguageVO lvo = (LanguageVO) i.next(); ContentVersionVO vo = getLatestContentVersionVO(parent, lvo.getLanguageId()); if (vo != null) root.add(getContentVersionElement(vo)); } ContentVersionController contentVersionController = ContentVersionController.getContentVersionController(); return out(getFormattedDocument(doc)); } /* (non-Javadoc) * @see org.infoglue.cms.applications.common.actions.SimpleXmlServiceAction#getRootEntityVO(java.lang.Integer, org.infoglue.cms.security.InfoGluePrincipal) */ protected BaseEntityVO getRootEntityVO(Integer repositoryId, InfoGluePrincipal principal) throws ConstraintException, SystemException { return ContentControllerProxy.getController().getRootContentVO(repositoryId, principal.getName()); } public boolean isEnableCompression() { return enableCompression; } public void setEnableCompression(boolean enableCompression) { this.enableCompression = enableCompression; } }