import java.io.*;
import java.net.*;
import javax.swing.*;
import javax.swing.event.*;
import net.jxta.pipe.*;
import net.jxta.impl.endpoint.*;

public class XWebClient
		implements PipeMsgListener,HyperlinkListener
{
	P2PSocket pps = new P2PSocket();
	BaseMessage bm = new BaseMessage();
	JEditorPane pane = new JEditorPane();
	JFrame jf = new JFrame();

	public XWebClient()
	{
		pps.setInputPipeName("002s");
		pps.setInListener(this);
		pps.bind();
		pps.setOutputPipeName("001s");
		pps.setOutListener(pps);
		pps.connect();
		pane.addHypelinkListener(this);
		pane.setEditable(false);
		jf.getContentPane().add(pane);
		jf.setSize(500,500);
		jf.show();
	}

	public void pipeMsgEvent(PipeMsgEvent event)
	{
		String temp = null;
		MessageImpl mi = (MessageImpl)event.getMessage();

		temp = mi.getString(bm.WEB_MESSAGE_TYPE);
		if(temp.equals(bm.WEB_CONTENT))
		{
			doWEBContent(mi);
			return;
		}
	}

	public void doWebContent(MessageImpl mi)
	{
		System.out.println("捕獲一個網站內容請求!");
		MessageElementImpl mei = (MessageElementImpl)mi.getElement(BaseMessage.WEB_CONTENT);
		this.save2File(mei.getStream(),"temp.html");
		try
		{
			String userpath = System.getProperty("user.dir");
			pane.setPage("file:///"+userpath);
			pane.setPage("file:///"+userpath+"/temp.html");
		}catch(Exception e){}
	}

	public void connectWebFirst()
	{
		pps.send(bm.newWEBMessage(this.file2Stream("adv/002s.xml",null,null,bm.WEB_REQUEST_FIRST,"002s");
	}

	public void save2File(InputStream is,String fname)
	{
		int length;
		byte buf[] = new byte[1024];
		try
		{
			FileOutputStream fos = new FileOutputStream("adv/"+fname);
			BufferedOutputStream bos = new BufferedOutputStream(fos);
			BufferedInputStream bis = new BufferedInputStream(is);
			while((length=bis.read(buf,0,1024))!=-1)
			{
				bos.write(buf,0,length);
				bos.flush();
			}
			bis.close();
			bos.close();
			fos.close();
		}catch(IOException ioe)
		{
			System.out.println("寫入文件錯誤："+ioe);
		}
	}

	public InputStream file2Stream(String file)
	{
		try
		{
			FileInputStream fis = new FileInputStream("share/"+file);
			return fis;
		}catch(IOException ioe)
		{
			System.out.println("無法讀取本地文件");
			System.exit(-1);
		}
		return null;
	}

	public void hyperlinkUpdate(HyperlinkEvent event)
	{
		if(event.getEventType()==HyperlinkEvent.EventType.ACTIVATED)
		{
			try
			{
				String url = event.getURL().toString();
				String userpath = "file:///"+System.getProperty("user.dir");
				String temp = url.substring(userpath.length()-1);

				pps.send(bm.newWEBMessage(null,null,null,bm.WEB_REQUEST,temp));
			}catch(Exception e)
			{
				System.exit(-1);
			}
		}
	}

	public static void main(String args[])
	{
		XWebClient xf = new XWebClient();
		xf.connectWebFirst();
	}
};