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/*
* (c) 2000-2009 Carlos Gómez Rodríguez, todos los derechos reservados / all rights reserved.
* Licencia en license/bsd.txt / License in license/bsd.txt
*/
package eu.irreality.age;
import java.net.*;
import java.util.*;
import java.io.*;
import javax.swing.*;
import eu.irreality.age.debug.Debug;
public class ServerProxy extends Thread implements ARSPConstants
{
Socket sock;
MultimediaInputOutputClient cliente;
VersatileBufferedInputStream br;
PrintWriter pw;
InputStream is;
OutputStream os;
ArrayList requestedFiles = new ArrayList();
private String worldDir = null;
boolean input_thread_flag = false;
public ServerProxy ( Socket s , MultimediaInputOutputClient ioc )
{
this.sock = s;
this.cliente = ioc;
try
{
if (s != null)
{
br = new VersatileBufferedInputStream ( sock.getInputStream() );
//br = new BufferedReader(new InputStreamReader((is=new BufferedInputStream(sock.getInputStream(),100000))));
pw = new PrintWriter(new OutputStreamWriter((os=new BufferedOutputStream(sock.getOutputStream(),100000)),"UTF-8"))
{
public void println(String linea)
{
print(linea);
print("\r\n");
//System.err.println("ServerProxy says: " + linea);
}
};
}
}
catch (Exception e)
{
System.err.println("Error: " + e);
}
}
public void run()
{
try
{
String linea="Inicial";
for ( ;; )
{
if ( cliente.isDisconnected() )
{
//client disconnected (for example, closed the window): we stop executing this proxy.
pw.println(GOODBYE);
sock.close();
return;
}
Debug.println("Last linea: " + linea);
br.mark(500000);
linea = br.readLine();
if ( linea == null )
{
System.err.println("Read null line. Disconnected, I guess.\n");
cliente.write("Null line: the server seems to have disconnected.\n");
return;
}
//is.mark(500000);
Debug.println("Current linea: " + linea);
parseMessage ( linea );
}
}
catch ( IOException ioe )
{
cliente.write("Exception: the server seems to have disconnected.\n");
System.err.println(ioe);ioe.printStackTrace();
}
}
public void parseMessage ( String mesg )
{
Debug.println("Command to parse by client-side server proxy: " + mesg);
StringTokenizer st = new StringTokenizer ( mesg , " " );
String command;
if ( st.hasMoreTokens() )
command = st.nextToken().trim();
else command = "";
String arguments;
if ( st.hasMoreTokens() ) arguments = st.nextToken("").trim();
else arguments = "";
if ( command.equalsIgnoreCase( WRITE ) )
cliente.write( StringMethods.textualSubstitution ( arguments , "\\n" , "\n" ) );
else if ( command.equalsIgnoreCase( WRITE_TITLE ) )
cliente.writeTitle(arguments);
else if ( command.equalsIgnoreCase( CLEAR_SCREEN ) )
cliente.clearScreen();
/*sound handler cmd's*/
else if ( command.equalsIgnoreCase( STOP_ALL_SOUND ) )
{
try
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().stopAllSound();
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( MIDI_INIT ) )
{
try
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().midiInit();
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( MIDI_PRELOAD ) )
{
try
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().midiPreload(arguments);
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( MIDI_START ) )
{
try
{
if ( cliente.isSoundEnabled() );
{
if ( arguments != null && !arguments.equals("") )
cliente.getSoundClient().midiStart(arguments);
else
cliente.getSoundClient().midiStart();
}
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( MIDI_OPEN ) )
{
try
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().midiOpen(arguments);
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( MIDI_STOP ) )
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().midiStop();
}
else if ( command.equalsIgnoreCase( MIDI_CLOSE ) )
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().midiClose();
}
else if ( command.equalsIgnoreCase( AUDIO_PRELOAD ) )
{
try
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().audioPreload(arguments);
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( AUDIO_UNLOAD ) )
{
try
{
if ( cliente.isSoundEnabled() )
cliente.getSoundClient().audioUnload(arguments);
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( AUDIO_STOP ) )
{
if ( cliente.isSoundEnabled() );
{
StringTokenizer st2 = new StringTokenizer(arguments);
String file = st2.nextToken();
if ( st2.hasMoreTokens() )
{
double fadeTime = Double.parseDouble(st2.nextToken());
cliente.getSoundClient().audioFadeOut(file,fadeTime);
}
else
cliente.getSoundClient().audioStop(file);
}
}
else if ( command.equalsIgnoreCase( AUDIO_START ) )
{
try
{
if ( cliente.isSoundEnabled() )
{
StringTokenizer st2 = new StringTokenizer(arguments);
try
{
int loopTimes;
if ( (loopTimes=Integer.valueOf(st2.nextToken()).intValue()) > 0 )
{
if ( st2.hasMoreTokens() )
{
double seconds = Double.parseDouble(st2.nextToken());
double delay = Double.parseDouble(st2.nextToken());
cliente.getSoundClient().audioFadeIn(st2.nextToken("").trim(),loopTimes,seconds,delay);
}
else
cliente.getSoundClient().audioStart(st2.nextToken("").trim(),loopTimes);
}
}
catch ( NumberFormatException nfe )
{
cliente.getSoundClient().audioStart(arguments);
}
}
}
catch ( Exception e )
{
e.printStackTrace();
}
}
else if ( command.equalsIgnoreCase( AUDIO_SET_GAIN ) )
{
if ( cliente.isSoundEnabled() )
{
StringTokenizer st2 = new StringTokenizer(arguments);
try
{
double gain = 0.0;
if ( st2.hasMoreTokens() ) gain = Double.valueOf(st2.nextToken()).doubleValue();
if ( st2.hasMoreTokens() )
cliente.getSoundClient().audioSetGain(st2.nextToken(""),gain);
}
catch ( NumberFormatException nfe )
{
nfe.printStackTrace();
}
}
}
else if ( command.equalsIgnoreCase( FORCE_INPUT ) )
{
StringTokenizer argTok = new StringTokenizer ( arguments , " " );
String outputEnabled = argTok.nextToken();
String inputText = argTok.nextToken("").trim();
cliente.forceInput(inputText,Boolean.valueOf(outputEnabled).booleanValue());
}
else if ( command.equalsIgnoreCase( GET_INPUT ) ) //aquí todo asíncrono, ya se encargará el servidor de interpretarlo como síncrono si procede
//<- i think this comment should be in reverse. this is treated in a synchronous way. But if the server doesn't
// receive input on time and is on asynchronous mode, it will go on simulating the world.
{
Debug.println("Input get command");
//for(;;)
//{
if ( !input_thread_flag )
{
Debug.println("Spawning input-returning thread");
input_thread_flag = true;
Thread th = new Thread ()
{
public void run()
{
Debug.println("getInput called");
String s = cliente.getInput(null); //synchronous (blocking) call
if ( s == null )
pw.println(GET_INPUT_RETURN_NULL);
else
pw.println(GET_INPUT_RETURN + " " +s);
pw.flush();
input_thread_flag = false;
}
};
th.start();
//break;
}
//}
}
/*
else if ( command.equalsIgnoreCase( GET_INPUT_ASYNCHRONOUS ) )
{
Debug.println("getRealTimeInput called");
String s = cliente.getRealTimeInput(null);
pw.println(GET_INPUT_RETURN + " " +s);
pw.flush();
}
*/
else if ( command.equalsIgnoreCase( INSERT_ICON ) )
{
if ( cliente.isGraphicsEnabled() )
{
StringTokenizer argTok = new StringTokenizer ( arguments , " " );
String head = argTok.nextToken();
String tail = argTok.nextToken("").trim();
if ( head.equalsIgnoreCase("centered") )
{
cliente.insertCenteredIcon(tail);
}
else
{
cliente.insertIcon(arguments);
}
}
}
else if ( command.equalsIgnoreCase( USE_IMAGE ) )
{
if ( cliente.isGraphicsEnabled() )
{
StringTokenizer argTok = new StringTokenizer ( arguments , " " );
String one = argTok.nextToken().trim();
String two = argTok.nextToken().trim();
String three = argTok.nextToken().trim();
String tail = argTok.nextToken("").trim();
cliente.useImage(tail,Integer.valueOf(one).intValue(),Integer.valueOf(two).intValue(),Integer.valueOf(three).intValue());
}
}
else if ( command.equalsIgnoreCase( ADD_FRAME ) )
{
if ( cliente.isGraphicsEnabled() )
{
StringTokenizer argTok = new StringTokenizer ( arguments , " " );
String one = argTok.nextToken().trim();
String two = argTok.nextToken().trim();
cliente.addFrame(Integer.valueOf(one).intValue(),Integer.valueOf(two).intValue());
}
}
else if ( command.equalsIgnoreCase( REMOVE_FRAMES ) )
{
if ( cliente.isGraphicsEnabled() )
{
cliente.removeFrames();
}
}
/* inexistent
else if ( command == SET_INPUT_STRING )
{
cliente.setInputString ( arguments );
}
*/
else if ( command.equalsIgnoreCase( WAIT_KEY_PRESS ) )
{
cliente.waitKeyPress();
pw.println(KEY_PRESSED);
pw.flush();
}
else if ( command.equalsIgnoreCase( CLIENT_TYPE_REQUEST ) )
{
pw.println(CLIENT_TYPE_REPLY + " sound" + " images" + " color" + " title" + " :ServerProxy for generic MultimediaInputOutputClient" );
Debug.println("Client type reply sent.\n");
pw.flush();
}
else if ( command.equalsIgnoreCase( COLORCODE_REQUEST ) )
{
Debug.println("COLORCODE REQUEST COMMAND FOUND!" + cliente.getColorCode("description"));
pw.println(COLORCODE_INFO_BEGIN);
pw.println(COLORCODE_INFO_LINE + " " + "description" + " " + cliente.getColorCode("description") );
pw.println(COLORCODE_INFO_LINE + " " + "input" + " " + cliente.getColorCode("input") );
pw.println(COLORCODE_INFO_LINE + " " + "error" + " " + cliente.getColorCode("error") );
pw.println(COLORCODE_INFO_LINE + " " + "information" + " " + cliente.getColorCode("information") );
pw.println(COLORCODE_INFO_LINE + " " + "denial" + " " + cliente.getColorCode("denial") );
pw.println(COLORCODE_INFO_LINE + " " + "action" + " " + cliente.getColorCode("action") );
pw.println(COLORCODE_INFO_LINE + " " + "default" + " " + cliente.getColorCode("default") );
pw.println(COLORCODE_INFO_LINE + " " + "important" + " " + cliente.getColorCode("important") );
pw.println(COLORCODE_INFO_LINE + " " + "story" + " " + cliente.getColorCode("story") );
pw.println(COLORCODE_INFO_LINE + " " + "reset" + " " + cliente.getColorCode("reset") );
pw.println(COLORCODE_INFO_END);
pw.flush();
}
else if ( command.equalsIgnoreCase( WORLD_DIR ) )
{
worldDir = arguments;
}
else if ( command.equalsIgnoreCase( VISUALCONF_INIT_BEGIN ) )
{
String xmlText = "";
boolean terminamos = false;
while ( !terminamos )
{
String linea;
try
{
Debug.println("Tryin' to read newline:");
linea = br.readLine();
Debug.println("Line read, " + linea);
}
catch ( IOException ioe )
{
System.err.println("Exception (0) " + ioe);
break;
}
StringTokenizer sto = new StringTokenizer ( linea );
//System.err.println("String: " + linea + " (len " + linea.length() + ")");
if ( linea.length() == 0 ) continue;
String token = sto.nextToken();
if ( token.equalsIgnoreCase ( VISUALCONF_INIT_LINE ) )
{
xmlText += ( sto.nextToken("").trim() );
xmlText += "\n";
}
else if ( token.equalsIgnoreCase ( VISUALCONF_INIT_END ) )
{
terminamos = true;
}
else
{
Debug.println("Callin' emergency parseMessage recursion.");
parseMessage ( linea );
}
}
//crear la visconf que nos mandan
Debug.println("Gonna create 'doc.\n");
org.w3c.dom.Document d = null;
BufferedReader br2;
try
{
br2 = new BufferedReader ( new StringReader ( xmlText ) );
org.xml.sax.InputSource is = new org.xml.sax.InputSource(br2);
javax.xml.parsers.DocumentBuilder db = javax.xml.parsers.DocumentBuilderFactory.newInstance().newDocumentBuilder();
d = db.parse(is);
}
catch ( javax.xml.parsers.ParserConfigurationException pce )
{
System.err.println(pce);
}
catch ( org.xml.sax.SAXException se ) //parse()
{
System.err.println(se);
}
catch ( IOException ioe ) //parse()
{
Debug.println("ServerProxy throws: ");
Debug.println(ioe);ioe.printStackTrace();
Debug.println("When text was " + xmlText);
}
Debug.println("Doc " + d + " created.");
if ( d!=null)
{
try
{
VisualConfiguration vc = new VisualConfiguration ( d.getDocumentElement() , worldDir );
if ( cliente instanceof ColoredSwingClient )
((ColoredSwingClient)cliente).setVisualConfiguration(vc);
Debug.println("Visconf set.");
}
catch ( XMLtoWorldException xml2we )
{
;
}
}
Debug.println("Returnin' from parseMessage()\n");
}
else if ( command.equalsIgnoreCase( FILE_LIST_BEGIN ) )
{
boolean terminamos = false;
Vector ficheros = new Vector();
Debug.println("File list begin.");
while ( !terminamos )
{
String linea;
try
{
linea = br.readLine();
}
catch ( IOException ioe )
{
System.err.println(ioe);ioe.printStackTrace();break;
}
StringTokenizer sto = new StringTokenizer ( linea );
String token = sto.nextToken();
if ( token.equalsIgnoreCase ( FILE_LIST_LINE ) )
{
ficheros.add ( sto.nextToken("").trim() );
}
else if ( token.equalsIgnoreCase ( FILE_LIST_END ) )
{
terminamos = true;
//do all the ask-for-file-get, etc. stuff.
requestUserSelectedFiles ( ficheros );
}
else
{
System.out.println("Callin' emergency parseMessage recursion.");
parseMessage ( linea );
}
}
}
else if ( command.equalsIgnoreCase ( FILE_HEADER_LINE ) ) //nos envían un fichero
{
System.out.println("File header line.");
StringTokenizer argTok = new StringTokenizer ( arguments , " " );
String remoteName = argTok.nextToken();
int byteSize = Integer.valueOf(argTok.nextToken()).intValue();
boolean ficheroDeseado = false;
for ( int i = 0 ; i < requestedFiles.size() ; i++ )
{
StringTokenizer st2 = new StringTokenizer( (String) requestedFiles.get(i) );
String filename = st2.nextToken();
if ( filename.equals(remoteName) )
{
ficheroDeseado = true;
break;
}
}
/*
if ( !ficheroDeseado )
{
pw.println(FILE_REJECT);
pw.flush();
System.out.println("Rejected.");
return;
}
*/
//{fichero deseado}
/*
pw.println(FILE_ACCEPT);
pw.flush();
System.out.println("Accepted.");
*/
char[] charArray = new char[byteSize];
byte[] byteArray = new byte[byteSize];
//read the file from socket
try
{
//br.reset();
int lei = 0;
/*
while ( lei < byteArray.length )
{
System.out.println("To request this time: " + (byteArray.length-lei));
lei += is.read ( byteArray , lei , byteArray.length-lei );
System.out.println("Finally read " + lei + " bytes.");
System.out.println("Data read till mom't eez:\n\n");
System.out.write(byteArray,0,lei);
System.out.println("\n\n");
//create test file
FileOutputStream juasesblases = new FileOutputStream(new File("prueba.txt"));
juasesblases.write(byteArray,0,lei);
juasesblases.flush();
}
*/
System.out.println("LASTREAD: " + mesg);
System.out.println("Reading file from socket.");
System.out.println("To read " + byteArray.length + " bytes from input stream.");
/*ASCII mode works
while ( lei < byteArray.length )
{
System.out.println("To request this time: " + (byteArray.length-lei));
lei += br.read ( byteArray , lei , byteArray.length-lei );
System.out.println("Finally read " + lei + " bytes.");
System.out.println("Data read till mom't eez:\n\n");
System.out.print(byteArray);
System.out.println("\n\n");
//create test file
FileWriter osw = new FileWriter ( "Prueba.txt" );
BufferedWriter bw2 = new BufferedWriter ( osw , lei );
System.out.println("lei is: " + lei);
int escribi = 0;
bw2.write(byteArray,0,lei);
bw2.flush();
}
*/
while ( lei < byteArray.length )
{
/*
int cur = br.read();
char curAsChar = (char)cur;
byteArray[lei] = (byte)cur;
charArray[lei] = curAsChar;
lei++;
//16 by 16
System.out.print( Integer.toString(cur,16) + " " );
if ( lei % 16 == 0 )
System.out.println();
*/
lei += br.read ( byteArray , lei , byteSize-lei );
System.out.println(lei + " bytes read.");
}
/*
String s = new String ( charArray );
byteArray = s.getBytes();
*/
/*
//ponemos la stream antes de leer la FILE_HEADER_LINE
br.reset();
//skipeamos dicha linea
int jal=0;
char c;
while ( (c = (char)is.read()) != '\n' )
{jal++; System.out.println("Byte " + jal + ": " + (int)(c) );
}
is.mark(5);
if ( (c = (char)is.read()) != '\r' )
{
System.out.println("Stream reset. Read: " + (int)(c) );
is.reset();
}
//is.skip(mesg.length()+1);
while ( lei < byteArray.length )
{
System.out.println("To request this time: " + (byteArray.length-lei));
lei += is.read ( byteArray , lei , byteArray.length-lei );
System.out.println("Finally read " + lei + " bytes.");
System.out.println("Data read till mom't eez:\n\n");
System.out.write(byteArray,0,lei);
System.out.println("\n\n");
//create test file
FileOutputStream juasesblases = new FileOutputStream(new File("prueba.txt"));
juasesblases.write(byteArray,0,lei);
}
//System.out.println("Skipped (br): " + br.skip(byteArray.length));
*/
}
catch ( IOException ioe )
{
ioe.printStackTrace();
return;
}
/*
System.out.println("REMOTE NAME: " + remoteName);
System.out.println("REQUESTED FILES:");
for ( int i = 0 ; i < requestedFiles.size() ; i++ )
{
String s = (String) requestedFiles.get(i);
System.out.println(s);
}
*/
//if ( ficheroDeseado ) //que un cliente falso no nos mande otro fichero
{
System.out.println("Writin' actual file.");
try
{
FileOutputStream fos = new FileOutputStream ( remoteName );
OutputStreamWriter osw = new OutputStreamWriter ( fos );
fos.write( /*new String(byteArray).getBytes()*/byteArray );
fos.flush();
fos.close();
cliente.write(cliente.getColorCode("information") + "Descargado con éxito " + remoteName + " (" + byteSize + " bytes)\n" + cliente.getColorCode("reset"));
}
catch ( IOException ioe )
{
ioe.printStackTrace();
}
}
}
else if ( command.equalsIgnoreCase(UNRECOGNIZED_MESSAGE))
{
System.out.println("Protocol error!");
}
else
{
System.out.println("I'm the ServerProxy and I can't recognize " + command );
pw.println(UNRECOGNIZED_MESSAGE + " " + command);
pw.flush();
}
}
public void requestServerFiles ( List /*of String*/ fnames )
{
for ( int i = 0 ; i < fnames.size() ; i++ )
{
String fName = (String)fnames.get(i);
pw.println(GET_FILE+" "+fName);
pw.flush();
}
requestedFiles.addAll(fnames);
}
//public void requestServerFiles ( List /*of String*/ fnames )
/*{
for ( int i = 0 ; i < fnames.size() ; i++ )
{
String fName = (String)fnames.get(i);
pw.println(GET_FILE+" "+fName);
pw.flush();
String linea;
try
{
System.out.println("Expecting file data:");
linea = br.readLine();
}
catch ( IOException ioe )
{
System.out.println(ioe);ioe.printStackTrace();
return;
}
StringTokenizer sto = new StringTokenizer ( linea );
String token = sto.nextToken();
String remoteName;
int byteSize;
if ( token.equalsIgnoreCase ( FILE_HEADER_LINE ) )
{
remoteName = sto.nextToken();
byteSize = Integer.valueOf(sto.nextToken()).intValue();
byte[] byteArray = new byte[byteSize];
//read the file from socket
try
{
System.out.println("Reading file from socket.");
is.read ( byteArray , 0 , byteArray.length );
}
catch ( IOException ioe )
{
ioe.printStackTrace();
return;
}
if ( remoteName == fName ) //que un cliente falso no nos mande otro fichero
{
try
{
FileOutputStream fos = new FileOutputStream ( fName );
fos.write(byteArray);
fos.close();
}
catch ( IOException ioe )
{
ioe.printStackTrace();
continue;
}
}
} //end if token is file header line
else
{
System.out.println("Parsing non-file data.");
parseMessage(linea);
i--; //didn't do this file
}
}
}
*/
public void requestUserSelectedFiles ( final Vector /*of String*/ ficheros )
{
//show dialog: no, esto debería ser swing-independent.
//se podría hacer un swingserverproxy extends serverproxy que
//detallara esto, en forma de método genérico getChosenFilesFromClient()
final JDialog jd = new JDialog();
jd.setModal(true);
jd.setTitle("Ficheros");
jd.setSize(500,500);
jd.getContentPane().setLayout ( new java.awt.BorderLayout ( ) );
final JList jl = new JList(ficheros);
for ( int i = 0 ; i < ficheros.size() ; i++ )
{
StringTokenizer st1 = new StringTokenizer ( (String)ficheros.get(i) );
String fileName = st1.nextToken();
File theFile = new File ( fileName );
if ( !theFile.exists() ) jl.setSelectedValue(ficheros.get(i),false);
}
jd.getContentPane().add ( new JLabel("El servidor ofrece los siguientes ficheros:") , java.awt.BorderLayout.NORTH );
jd.getContentPane().add ( new JScrollPane(jl) , java.awt.BorderLayout.CENTER );
JPanel jp = new JPanel();
JButton b1 = new JButton("Descargar todos");
JButton b2 = new JButton("Descargar seleccionados");
JButton b3 = new JButton("No descargar ninguno");
b1.addActionListener (
new java.awt.event.ActionListener()
{
public void actionPerformed ( java.awt.event.ActionEvent evt )
{
requestServerFiles ( ficheros );
jd.dispose();
}
}
);
b2.addActionListener (
new java.awt.event.ActionListener()
{
public void actionPerformed ( java.awt.event.ActionEvent evt )
{
Vector seleccionados = new Vector();
for ( int i = 0 ; i < ficheros.size() ; i++ )
{
if ( jl.isSelectedIndex(i) )
seleccionados.add ( ficheros.get(i) );
}
requestServerFiles ( seleccionados );
jd.dispose();
}
}
);
b3.addActionListener (
new java.awt.event.ActionListener()
{
public void actionPerformed ( java.awt.event.ActionEvent evt )
{
jd.dispose();
}
}
);
jp.add(b1);
jp.add(b2);
jp.add(b3);
jd.getContentPane().add(jp , java.awt.BorderLayout.SOUTH );
System.out.println("Size of list: " + ficheros.size() );
jd.pack();
jd.setVisible(true);
}
}