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/**
 * Copyright (c) 2015, Lucee Association Switzerland. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either 
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * 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, see .
 * 
 */
package lucee.runtime.util;

import java.net.URL;
import java.util.List;

public interface HTMLUtil {

	public static final short HTMLV20 = 1;
	public static final short HTMLV32 = 1;
	public static final short HTMLV40 = 2;

	/**
	 * escapes html character inside a string
	 * 
	 * @param str html code to escape
	 * @return escaped html code
	 */
	public String escapeHTML(String str);

	/**
	 * escapes html character inside a string
	 * 
	 * @param str html code to escape
	 * @param version HTML Version ()
	 * @return escaped html code
	 */
	public String escapeHTML(String str, short version);

	/**
	 * unescapes html character inside a string
	 * 
	 * @param str html code to unescape
	 * @return unescaped html code
	 */
	public String unescapeHTML(String str);

	/**
	 * returns all urls in a html String
	 * 
	 * @param html HTML String to search urls
	 * @param url Absolute URL path to set
	 * @return urls found in html String
	 */
	public List getURLS(String html, URL url);
}