/**
 * License Agreement.
 *
 * Rich Faces - Natural Ajax for Java Server Faces (JSF)
 *
 * Copyright (C) 2007 Exadel, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 */

package org.ajax4jsf.resource;

import java.io.IOException;
import java.io.InputStream;

import javax.faces.context.FacesContext;

import org.ajax4jsf.resource.InternetResource;
import org.ajax4jsf.resource.ResourceContext;

/**
 * @author shura (latest modification by $Author: alexsmirnov $)
 * @version $Revision: 1.1.2.1 $ $Date: 2007/01/09 18:57:03 $
 *
 */
public class HTMLRenderer extends BaseResourceRenderer {

	/* (non-Javadoc)
	 * @see org.ajax4jsf.resource.BaseResourceRenderer#getTag()
	 */
	protected String getTag() {
		// TODO Auto-generated method stub
		return "span";
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.resource.BaseResourceRenderer#getHrefAttr()
	 */
	protected String getHrefAttr() {
		// TODO Auto-generated method stub
		return null;
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.resource.BaseResourceRenderer#getCommonAttrs()
	 */
	protected String[][] getCommonAttrs() {
		// TODO Auto-generated method stub
		return null;
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.resource.ResourceRenderer#getContentType()
	 */
	public String getContentType() {
		// TODO Auto-generated method stub
		return "text/html";
	}
	/* (non-Javadoc)
	 * @see org.ajax4jsf.resource.BaseResourceRenderer#customEncode(org.ajax4jsf.resource.InternetResource, javax.faces.context.FacesContext, java.lang.Object)
	 */
	protected void customEncode(InternetResource resource, FacesContext context, Object data) throws IOException {
		// Encode style in page - read from resource.
		ResourceContext resourceContext = new FacesResourceContext(context);
		InputStream in = resource.getResourceAsStream(resourceContext);
		StringBuffer buff = new StringBuffer();
		int input;
		while((input = in.read())>0){
			buff.append((char)input);
		}
		in.close();
		//  MyFaces & RI have different beahvior for style element, in RI best use writeComment ?
		// TODO - detect page content type ?
		context.getResponseWriter().writeText(buff,resource.getKey());
	}

}
