/*
* [The "BSD licence"]
* Copyright (c) 2013-2014 Dandelion
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Dandelion nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.github.dandelion.datatables.thymeleaf.processor.el;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.thymeleaf.Arguments;
import org.thymeleaf.dom.Element;
import org.thymeleaf.dom.Node;
import org.thymeleaf.processor.IElementNameProcessorMatcher;
import org.thymeleaf.processor.ProcessorResult;
import com.github.dandelion.datatables.core.html.HtmlTable;
import com.github.dandelion.datatables.thymeleaf.dialect.DataTablesDialect;
import com.github.dandelion.datatables.thymeleaf.processor.AbstractElProcessor;
/**
*
* @author Thibault Duchateau
*/
public class TheadElProcessor extends AbstractElProcessor {
public TheadElProcessor(IElementNameProcessorMatcher matcher) {
super(matcher);
}
/**
* {@inheritDoc}
*/
@Override
public int getPrecedence() {
return 4000;
}
/**
* {@inheritDoc}
*/
@Override
protected ProcessorResult doProcessElement(Arguments arguments, Element element,
HttpServletRequest request, HttpServletResponse response, HtmlTable htmlTable) {
// All the tbody tag are iterated over
for (Node child : element.getChildren()) {
if (child != null && child instanceof Element) {
Element trChildTag = (Element) child;
String trChildTagName = trChildTag.getNormalizedName();
// The tr nodes must be processed (for HtmlRow creation)
trChildTag.setProcessable(true);
if (trChildTagName != null && trChildTagName.equals("tr")) {
for (Node grandchild : trChildTag.getChildren()) {
if (grandchild != null && grandchild instanceof Element) {
Element thChildTag = (Element) grandchild;
thChildTag.setAttribute(DataTablesDialect.DIALECT_PREFIX + ":data", "internalUse");
// The td nodes must be processed too (for
// HtmlColumn creation)
thChildTag.setProcessable(true);
}
}
}
}
}
// Housekeeping
if (element.hasAttribute(DataTablesDialect.DIALECT_PREFIX + ":data")) {
element.removeAttribute(DataTablesDialect.DIALECT_PREFIX + ":data");
}
return ProcessorResult.ok();
}
}