/*******************************************************************************
* Copyright (c) 2011-2014 Fernando Petrola
*
* This file is part of Dragome SDK.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Public License v3.0
* which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/gpl.html
******************************************************************************/
package com.dragome.templates;
import java.util.ArrayList;
import java.util.List;
import org.w3c.dom.Attr;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.NodeList;
import com.dragome.html.dom.RegExp;
import com.dragome.templates.interfaces.Template;
public class HTMLTemplateFactory
{
public static final String DATA_TEMPLATE= "data-template";
public Template createTemplate(Element fromElement, String aTemplateName)
{
Template template= createTemplate(aTemplateName);
template.setFiringEvents(false);
Element mainElement= fromElement;
String attributeValue= fromElement.getAttribute(DATA_TEMPLATE);
if (attributeValue.equals(""))
mainElement= (Element) getTemplateElements(fromElement, aTemplateName, false).get(0);
List<Element> subTemplates= getTemplateElements(mainElement, ".+", false);
for (int i= 0; i < subTemplates.size(); i++)
{
Element childTemplateElement= subTemplates.get(i);
String childTemplateName= childTemplateElement.getAttribute(DATA_TEMPLATE);
template.addChild(this.createTemplate(childTemplateElement, childTemplateName));
}
template.setContent(new ContentImpl<Element>(mainElement));
template.setInner(mainElement.getAttribute(DATA_TEMPLATE).indexOf("*") != -1);
//mainElement.removeAttribute(DATA_TEMPLATE);
mainElement.setAttribute(DATA_TEMPLATE, "replaced: " + aTemplateName);
template.setFiringEvents(true);
return template;
}
public static List getTemplateElements(Element fromNode, String aNameRegexp, boolean deepSearch)
{
List result= new ArrayList();
NodeList childs= fromNode.getChildNodes();
for (int i= 0; i < childs.getLength(); i++)
{
Element child= (Element) childs.item(i);
boolean isTemplate= new RegExp(aNameRegexp).test(child.getAttribute(DATA_TEMPLATE));
NamedNodeMap attributes= child.getAttributes();
for (int j= 0; j < attributes.getLength(); j++)
{
Attr item= (Attr) attributes.item(j);
if (item.getName().startsWith("data-attribute-template-"))
{
String value= item.getValue().substring(item.getValue().indexOf("${template:") + 11, item.getValue().indexOf("}"));
String name= item.getName().substring(item.getName().indexOf("data-attribute-template-") + 24);
child.setAttribute(DATA_TEMPLATE, value);
child.setAttribute("data-attribute-name", name);
isTemplate= true;
result.addAll(getTemplateElements(child, aNameRegexp, deepSearch));
}
}
if (isTemplate)
result.add(child);
if (!isTemplate || deepSearch)
result.addAll(getTemplateElements(child, aNameRegexp, deepSearch));
}
return result;
}
public static Template createTemplate()
{
Template template= new TemplateImpl();
return template;
}
public static Template createTemplate(String name)
{
Template template= new TemplateImpl(name);
return template;
}
}