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package com.macaroon.piztor;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.SocketTimeoutException;
import java.net.UnknownHostException;
import java.util.Vector;
import android.os.Handler;
import android.os.Message;
public class PushClient {
static Socket client;
static Handler recall;
static final int ByteLength = 1;
static final int IntLength = 4;
static final int DoubleLength = 8;
static final int TokenLength = 32;
static final int FingerPrintLength = 32;
static final int StartPush =5;
static final int Message = 0;
static final int Location = 1;
static final int PushMessage =100;
static final int PushLocation =101;
static final int Reconnect =-2;
static final int StatusFailed = 2;
static final int TimeOut = 1;
static final int Success = 0;
private String LastPrint = "";
public PushClient(String site, int port,int retime) throws UnknownHostException,
IOException {
try {
client = new Socket();
client.connect(new InetSocketAddress(site,port), retime);
client.setSoTimeout(2000);
} catch (UnknownHostException e) {
e.printStackTrace();
throw e;
} catch (IOException e) {
e.printStackTrace();
throw e;
}
}
public void setPushHandler(Handler handler) {
recall = handler;
}
public int start(ReqStartPush r) throws IOException,SocketTimeoutException {
try {
DataOutputStream out = new DataOutputStream(client.getOutputStream());
DataInputStream in = new DataInputStream(client.getInputStream());
int len;
len = IntLength+ByteLength+TokenLength+(r.uname).length()+ByteLength;
byte[] b = new byte[len];
int pos = 0;
Convert.write(b,Convert.intToBytes(len),pos);
pos+=IntLength;
b[pos] = (byte) 5;
pos+=ByteLength;
Convert.write(b,Convert.hexStringToBytes(r.token),pos);
pos+=TokenLength;
Convert.write(b,r.uname.getBytes(),pos);
pos+=r.uname.length();
b[pos] = 0;
pos+=ByteLength;
out.write(b);
out.flush();
Message msg = new Message();
in.readInt();
in.readUnsignedByte();
int status = in.readUnsignedByte();
if(status == 1) return StatusFailed;
ResStartPush rchk = new ResStartPush();
msg.obj = rchk;
msg.what = StartPush;
recall.sendMessage(msg);
return Success;
} catch (SocketTimeoutException e){
e.printStackTrace();
return TimeOut;
} catch (IOException e) {
e.printStackTrace();
throw e;
}
}
public boolean isClosed() {
return client.isClosed();
}
public void listen(Handler recall) throws IOException{
client.setSoTimeout(0);
DataInputStream in = new DataInputStream(client.getInputStream());
DataOutputStream out = new DataOutputStream(client.getOutputStream());
while(true){
try {
int len = in.readInt();
System.out.println(len);
int tmp = in.readUnsignedByte();
byte[] buffer = new byte[32];
in.read(buffer);
String p = Convert.byteToHexString(buffer);
int outlen;
int pos=0;
byte[] o = new byte[IntLength+ByteLength+FingerPrintLength];;
outlen = IntLength+ByteLength+FingerPrintLength;
switch(tmp) {
case Message:
byte[] b = new byte[len-IntLength-ByteLength-FingerPrintLength-ByteLength];
in.read(b);
String m = new String(b);
in.readUnsignedByte();
if(LastPrint != p) {
Message msg = new Message();
msg.what = PushMessage;
msg.obj = new ResPushMessage(m);
recall.sendMessage(msg);
LastPrint = p;
}
Convert.write(o,Convert.intToBytes(outlen),pos); //can be folded!
pos+=IntLength;
o[pos]=(byte) Message;
pos+=ByteLength;
Convert.write(o,Convert.hexStringToBytes(p),pos);
pos+=FingerPrintLength;
out.write(o);
out.flush();
break;
case Location:
len-=(IntLength+ByteLength+FingerPrintLength);
int n=0;
Vector<RLocation> tmpv = new Vector<RLocation>();
while(len > 0) {
int tid = in.readInt();
double lat = in.readDouble();
double lot = in.readDouble();
tmpv.add(new RLocation(tid,lat,lot));
len -= (IntLength+DoubleLength+DoubleLength);
n++;
}
if(LastPrint != p) {
Message msg = new Message();
msg.obj = new ResPushLocation(n,tmpv);
msg.what = PushLocation;
recall.sendMessage(msg);
LastPrint = p;
}
Convert.write(o,Convert.intToBytes(outlen),pos);
pos+=IntLength;
o[pos]=(byte) Location;
pos+=ByteLength;
Convert.write(o,Convert.hexStringToBytes(p),pos);
pos+=FingerPrintLength;
out.write(o);
out.flush();
break;
}
} catch (IOException e) {
e.printStackTrace();
throw e;
}
}
}
public void closeSocket() throws IOException{
try {
client.close();
} catch (IOException e) {
e.printStackTrace();
throw e;
}
}
}
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