/*
 *   ________________________________________________________________________________________
 *   
 *   Y O O R E E K A
 *   A library for data mining, machine learning, soft computing, and mathematical analysis
 *   ________________________________________________________________________________________ 
 *    
 *   The Yooreeka project started with the code of the book "Algorithms of the Intelligent Web " 
 *   (Manning 2009). Although the term "Web" prevailed in the title, in essence, the algorithms 
 *   are valuable in any software application.
 *  
 *   Copyright (c) 2007-2009 Haralambos Marmanis & Dmitry Babenko
 *   Copyright (c) 2009-${year} Marmanis Group LLC and individual contributors as indicated by the @author tags.  
 * 
 *   Certain library functions depend on other Open Source software libraries, which are covered 
 *   by different license agreements. See the NOTICE file distributed with this work for additional 
 *   information regarding copyright ownership and licensing.
 * 
 *   Marmanis Group LLC licenses this file to You under the Apache License, Version 2.0 (the "License"); 
 *   you may not use this file except in compliance with the License.  
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software distributed under 
 *   the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, 
 *   either express or implied. See the License for the specific language governing permissions and
 *   limitations under the License.
 *   
 */
package org.yooreeka.algos.reco.collab.data;

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Reader;

import org.yooreeka.algos.reco.collab.model.Content;
import org.yooreeka.util.parsing.html.HTMLDocumentParser;
import org.yooreeka.util.parsing.html.HTMLDocumentParserException;

public class HTMLContent extends Content {

	/**
	 * SVUID
	 */
	private static final long serialVersionUID = -354667863913509004L;

	private static String extractContentFromHtmlDoc(File htmlFile) {

		String htmlText = null;
		FileInputStream fis = null;

		try {
			fis = new FileInputStream(htmlFile);
			Reader reader = new InputStreamReader(new BufferedInputStream(fis));
			HTMLDocumentParser htmlParser = new HTMLDocumentParser(reader);

			htmlText = htmlParser.getHtmlDoc().getText();

		} catch (IOException e) {

			throw new RuntimeException(e);

		} catch (HTMLDocumentParserException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} finally {
			if (fis != null) {
				try {
					fis.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return htmlText;
	}

	public HTMLContent(String id, File htmlDocFile) {
		super(id, extractContentFromHtmlDoc(htmlDocFile));
	}

	public HTMLContent(String id, File htmlDocFile, int topNTerms) {
		super(id, extractContentFromHtmlDoc(htmlDocFile), topNTerms);
	}

	public HTMLContent(String id, String htmlDocFilename) {
		super(id, extractContentFromHtmlDoc(new File(htmlDocFilename)));
	}

	public HTMLContent(String id, String htmlDocFilename, int topNTerms) {
		super(id, extractContentFromHtmlDoc(new File(htmlDocFilename)),
				topNTerms);
	}

}
