/* ===============================================================================
*
* 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.
*
* ===============================================================================
*/
package org.infoglue.deliver.taglib.content;
import java.util.Map;
import javax.servlet.jsp.JspException;
import org.apache.log4j.Logger;
import org.infoglue.cms.entities.content.ContentVersionVO;
import org.infoglue.cms.entities.management.LanguageVO;
import org.infoglue.deliver.controllers.kernel.impl.simple.LanguageDeliveryController;
import org.infoglue.deliver.taglib.component.ComponentLogicTag;
import org.infoglue.deliver.taglib.structure.ChildPagesTag;
import org.infoglue.deliver.util.RequestAnalyser;
import org.infoglue.deliver.util.Support;
import org.infoglue.deliver.util.Timer;
/**
* This is an attempt to make an TagLib for attempts to get a ContentAttribute from a content referenced by a component
* in a JSP.
*
* <%@ taglib uri="infoglue" prefix="infoglue" %>
*
* <infoglue:component.ContentAttribute propertyName="Article" attributeName="Title"/>
*
* @author Mattias Bogeblad
*
* 2005-12-22 Added mapKeyName which extracts a value from a properties.file formated text content. / per.jonsson@it-huset.se
*
*
*/
public class ContentAttributeTag extends ComponentLogicTag
{
private static final long serialVersionUID = 3257850991142318897L;
public final static Logger logger = Logger.getLogger(ContentAttributeTag.class.getName());
private ContentVersionVO contentVersionVO;
private Integer contentId;
private String propertyName;
private String attributeName;
private Integer languageId;
private String mapKeyName;
private boolean disableEditOnSight = false;
private boolean useInheritance = true;
private boolean useRepositoryInheritance = true;
private boolean useStructureInheritance = true;
private boolean useAttributeLanguageFallback = false;
private boolean parse = false;
private boolean escapeVelocityCode = false;
private boolean fullBaseUrl = false;
public ContentAttributeTag()
{
super();
}
/**
* Initializes the parameters to make it accessible for the children tags (if any).
*
* @return indication of whether to evaluate the body or not.
* @throws JspException if an error occurred while processing this tag.
*/
public int doStartTag() throws JspException
{
return EVAL_BODY_INCLUDE;
}
private String getContentAttributeValue(Integer languageId) throws JspException
{
String result = null;
Timer t = new Timer();
if(contentVersionVO != null)
{
if(!parse)
{
result = getController().getContentAttribute(contentVersionVO, attributeName, disableEditOnSight);
if(escapeVelocityCode)
result = result.replaceAll("\\$(?!(\\.|\\(|templateLogic\\.(getPageUrl|getInlineAssetUrl|languageId)))", "$");
}
else
{
result = getController().getParsedContentAttribute(contentVersionVO, attributeName, disableEditOnSight);
}
}
else if(contentId != null)
{
if(!parse)
{
result = getController().getContentAttribute(contentId, languageId, attributeName, disableEditOnSight);
//result = result.replaceAll("#", "#");
if(escapeVelocityCode)
result = result.replaceAll("\\$(?!(\\.|\\(|templateLogic\\.(getPageUrl|getInlineAssetUrl|languageId)))", "$");
}
else
{
if(!escapeVelocityCode)
result = getController().getParsedContentAttribute(contentId, languageId, attributeName, disableEditOnSight);
else
result = getController().getEscapedParsedContentAttribute(contentId, languageId, attributeName, disableEditOnSight);
}
}
else if(propertyName != null)
{
if(!parse)
{
result = getComponentLogic().getContentAttribute(propertyName, languageId, attributeName, disableEditOnSight, useInheritance, useRepositoryInheritance, useStructureInheritance);
//result = result.replaceAll("#", "#");
if(escapeVelocityCode)
result = result.replaceAll("\\$(?!(\\.|\\(|templateLogic\\.(getPageUrl|getInlineAssetUrl|languageId)))", "$");
}
else
{
result = getComponentLogic().getParsedContentAttribute(propertyName, languageId, attributeName, disableEditOnSight, useInheritance, useRepositoryInheritance, useStructureInheritance, escapeVelocityCode);
}
}
else
{
throw new JspException("You must specify either contentId or propertyName");
}
if(logger.isInfoEnabled())
RequestAnalyser.getRequestAnalyser().registerComponentStatistics("contentAttribute tag", t.getElapsedTimeNanos() / 1000);
return result;
}
public int doEndTag() throws JspException
{
if(this.languageId == null)
this.languageId = getController().getLanguageId();
boolean previousSetting = getController().getDeliveryContext().getUseFullUrl();
String result = null;
if(previousSetting != fullBaseUrl)
{
getController().getDeliveryContext().setUseFullUrl(fullBaseUrl);
}
// Have to force a disable editon sight, not good with renderstuff
// when converting a attributeto a map.
// per.jonsson@it-huset.se
if ( mapKeyName != null )
{
disableEditOnSight = true;
}
result = getContentAttributeValue(this.languageId);
if((result == null || result.trim().equals("")) && useAttributeLanguageFallback)
{
try
{
LanguageVO masteLanguageVO = LanguageDeliveryController.getLanguageDeliveryController().getMasterLanguageForSiteNode(this.getController().getDatabase(), this.getController().getSiteNodeId());
result = getContentAttributeValue(masteLanguageVO.getLanguageId());
}
catch(Exception e)
{
throw new JspException("Error getting the master language for this sitenode:" + this.getController().getSiteNodeId());
}
}
if ( mapKeyName != null && result != null )
{
Map map = Support.convertTextToProperties( result.toString() );
if ( map != null && !map.isEmpty() )
{
result = (String)map.get( mapKeyName );
}
}
produceResult( result );
//Resetting the full url to the previous state
getController().getDeliveryContext().setUseFullUrl(previousSetting);
contentVersionVO = null;
contentId = null;
propertyName = null;
attributeName = null;;
mapKeyName = null;;
disableEditOnSight = false;
useInheritance = true;
useRepositoryInheritance = true;
useStructureInheritance = true;
useAttributeLanguageFallback = true;
parse = false;
escapeVelocityCode = false;
fullBaseUrl = false;
languageId = null;
return EVAL_PAGE;
}
public void setPropertyName(String propertyName) throws JspException
{
this.propertyName = evaluateString("contentAttribute", "propertyName", propertyName);
}
public void setAttributeName(String attributeName) throws JspException
{
this.attributeName = evaluateString("contentAttribute", "attributeName", attributeName);
}
public void setDisableEditOnSight(boolean disableEditOnSight)
{
this.disableEditOnSight = disableEditOnSight;
}
public void setUseInheritance(boolean useInheritance)
{
this.useInheritance = useInheritance;
}
public void setUseRepositoryInheritance(boolean useRepositoryInheritance)
{
this.useRepositoryInheritance = useRepositoryInheritance;
}
public void setUseStructureInheritance(boolean useStructureInheritance)
{
this.useStructureInheritance = useStructureInheritance;
}
public void setParse(boolean parse)
{
this.parse = parse;
}
public void setEscapeVelocityCode(boolean escapeVelocityCode)
{
this.escapeVelocityCode = escapeVelocityCode;
}
public void setContentId(final String contentId) throws JspException
{
this.contentId = evaluateInteger("contentAttribute", "contentId", contentId);
}
public void setLanguageId(final String languageId) throws JspException
{
this.languageId = evaluateInteger("contentAttribute", "languageId", languageId);
}
public void setContentVersion(final String contentVersion) throws JspException
{
this.contentVersionVO = (ContentVersionVO)evaluate("contentAttribute", "contentVersion", contentVersion, ContentVersionVO.class);
}
public void setFullBaseUrl(boolean fullBaseUrl)
{
this.fullBaseUrl = fullBaseUrl;
}
public void setMapKeyName(String mapKeyName) throws JspException
{
this.mapKeyName = evaluateString("contentAttribute", "mapKeyName", mapKeyName);
}
public void setUseAttributeLanguageFallback(boolean useAttributeLanguageFallback)
{
this.useAttributeLanguageFallback = useAttributeLanguageFallback;
}
}