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/*
*
* MIT License
*
* Copyright (c) 2017 朱辉 https://blog.yeetor.com
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
package com.yeetor.server;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.yeetor.adb.AdbDevice;
import com.yeetor.adb.AdbServer;
import com.yeetor.adb.AdbUtils;
import com.yeetor.adb.IAdbServerListener;
import com.yeetor.androidcontrol.client.LocalClient;
import com.yeetor.minicap.Banner;
import com.yeetor.minicap.Minicap;
import com.yeetor.minicap.MinicapListener;
import com.yeetor.minicap.ScreencapBase;
import com.yeetor.minitouch.Minitouch;
import com.yeetor.minitouch.MinitouchListener;
import com.yeetor.protocol.BinaryProtocol;
import com.yeetor.protocol.TextProtocol;
import com.yeetor.server.handler.IWebsocketEvent;
import com.yeetor.server.handler.WSHandler;
import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.http.websocketx.BinaryWebSocketFrame;
import io.netty.handler.codec.http.websocketx.TextWebSocketFrame;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.log4j.Logger;
import javax.xml.soap.Text;
import java.lang.ref.PhantomReference;
import java.util.HashMap;
import java.util.List;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingQueue;
public class WSServer implements IWebsocketEvent, MinicapListener, MinitouchListener, IAdbServerListener {
private static Logger logger = Logger.getLogger(WSServer.class);
/**
* M_WAIT成功绑定的设备
*/
AdbDevice bindedDevice = null;
/**
* Minicap
*/
Minicap capService = null;
/**
* Minitouch
*/
Minitouch eventService = null;
Channel channel = null;
/**
* TODO 古老的优化方法
*/
static final int DATA_TIMEOUT = 100; //ms
private boolean isWaitting = false;
private BlockingQueue<ImageData> dataQueue = new LinkedBlockingQueue<ImageData>();
WSServer() {
AdbServer.server().addListener(this);
}
@Override
public void onConnect(ChannelHandlerContext ctx) {
}
@Override
public void onDisconnect(ChannelHandlerContext ctx) {
if (eventService != null) {
eventService.kill();
}
if (capService != null) {
capService.kill();
}
}
@Override
public void onTextMessage(ChannelHandlerContext ctx, String text) {
TextProtocol protocol = TextProtocol.ParseWithString(text);
switch (protocol.getProtocolHeader()) {
case TextProtocol.Header.M_DEVICES:
onM_DEVICES(ctx, protocol);
break;
case TextProtocol.Header.M_WAIT:
onM_WAIT(ctx, protocol);
break;
case TextProtocol.Header.M_START:
onM_START(ctx, protocol);
break;
case TextProtocol.Header.M_WAITTING:
onM_WAITTING(ctx, protocol);
break;
case TextProtocol.Header.M_TOUCH:
onM_TOUCH(ctx, protocol);
break;
case TextProtocol.Header.M_KEYEVENT:
onM_KEYEVENT(ctx, protocol);
break;
default:
onInvalidProtocl(ctx, protocol);
break;
}
}
@Override
public void onBinaryMessage(ChannelHandlerContext ctx, byte[] data) {
}
private void onM_DEVICES(ChannelHandlerContext ctx, TextProtocol protocol) {
this.channel = ctx.channel();
String devicesJson = AdbUtils.devices2JSON();
TextProtocol p = TextProtocol.newProtocol(TextProtocol.Header.SM_DEVICES, devicesJson);
sendProtocolResponse(p);
}
private void onM_WAIT(ChannelHandlerContext ctx, TextProtocol protocol) {
this.channel = ctx.channel();
JSONObject obj = (JSONObject) JSON.parse(protocol.getProtocolBody());
String sn = obj.getString("sn");
bindedDevice = AdbServer.server().getDevice(sn);
if (bindedDevice != null) {
TextProtocol resPro = TextProtocol.newProtocol(TextProtocol.Header.SM_OPENED, "");
sendProtocolResponse(resPro);
} else {
// TODO 通知客户端建立连接不成功
ctx.channel().close();
}
}
private void onM_START(ChannelHandlerContext ctx, TextProtocol protocol) {
JSONObject obj = (JSONObject) JSON.parse(protocol.getProtocolBody());
String type = obj.getString("type");
if ("cap".equals(type)) {
startCapService(obj);
} else if ("event".equals(type)) {
startEventService();
}
}
private void onM_WAITTING(ChannelHandlerContext ctx, TextProtocol protocol) {
setWaitting(true);
}
private void onM_TOUCH(ChannelHandlerContext ctx, TextProtocol protocol) {
eventService.sendEvent(protocol.getProtocolBody());
}
private void onM_KEYEVENT(ChannelHandlerContext ctx, TextProtocol protocol) {
try {
int key = Integer.parseInt(protocol.getProtocolBody());
eventService.sendKeyEvent(key);
} catch (Exception e) {
e.printStackTrace();
}
}
private void onInvalidProtocl(ChannelHandlerContext ctx, TextProtocol protocol) {
logger.warn("invalid protocol: " + protocol.getProtocolHeader());
}
private void startCapService(JSONObject jsonObject) {
if (capService != null) {
capService.kill();
}
Minicap cap = new Minicap(bindedDevice);
this.capService = cap;
cap.addEventListener(this);
// 默认配置
Float scale = 0.3f;
Integer rotate = 0;
JSONObject obj = (JSONObject) jsonObject.get("config");
if (obj != null) {
scale = obj.getFloat("scale");
rotate = obj.getInteger("rotate");
}
cap.start(scale, rotate);
}
private void startEventService() {
if (eventService != null) {
eventService.kill();
}
Minitouch minitouch = new Minitouch(bindedDevice);
this.eventService = minitouch;
minitouch.addEventListener(this);
minitouch.start();
}
private void sendProtocolResponse(TextProtocol protocol) {
String text = String.format("%s://%s", protocol.getProtocolHeader(), protocol.getProtocolBody());
logger.info("ws text to: " + text);
channel.writeAndFlush(new TextWebSocketFrame(text));
}
/*****************************************************************************/
@Override
public void onStartup(Minicap minicap, boolean success) {
HashMap<String, String> map = new HashMap<>();
map.put("type", "cap");
map.put("stat", "open");
TextProtocol protocol = TextProtocol.newProtocol(TextProtocol.Header.SM_SERVICE_STATE, JSON.toJSONString(map));
sendProtocolResponse(protocol);
}
@Override
public void onClose(Minicap minicap) {
HashMap<String, String> map = new HashMap<>();
map.put("type", "cap");
map.put("stat", "close");
TextProtocol protocol = TextProtocol.newProtocol(TextProtocol.Header.SM_SERVICE_STATE, JSON.toJSONString(map));
sendProtocolResponse(protocol);
}
@Override
public void onBanner(Minicap minicap, Banner banner) {
}
@Override
public void onJPG(Minicap minicap, byte[] data) {
if (isWaitting) {
if (dataQueue.size() > 0) {
dataQueue.add(new ImageData(data));
// 挑选没有超时的图片
ImageData d = getUsefulImage();
sendImage(d.data);
} else {
sendImage(data);
}
isWaitting = false;
} else {
clearObsoleteImage();
dataQueue.add(new ImageData(data));
}
}
public void setWaitting(boolean waitting) {
isWaitting = waitting;
trySendImage();
}
private void trySendImage() {
ImageData d = getUsefulImage();
if (d != null) {
isWaitting = false;
sendImage(d.data);
}
}
private void clearObsoleteImage() {
ImageData d = dataQueue.peek();
long curTS = System.currentTimeMillis();
while (d != null) {
if (curTS - d.timesp < DATA_TIMEOUT) {
dataQueue.poll();
d = dataQueue.peek();
} else {
break;
}
}
}
private ImageData getUsefulImage() {
long curTS = System.currentTimeMillis();
// 挑选没有超时的图片
ImageData d = null;
while (true) {
d = dataQueue.poll();
// 如果没有超时，或者超时了但是最后一张图片，也发送给客户端
if (d == null || curTS - d.timesp < DATA_TIMEOUT || dataQueue.size() == 0) {
break;
}
}
return d;
}
public static byte[] toLH(int n) {
byte[] b = new byte[4];
b[0] = (byte) (n & 0xff);
b[1] = (byte) (n >> 8 & 0xff);
b[2] = (byte) (n >> 16 & 0xff);
b[3] = (byte) (n >> 24 & 0xff);
return b;
}
public static byte[] toHH(int n) {
byte[] b = new byte[4];
b[3] = (byte) (n & 0xff);
b[2] = (byte) (n >> 8 & 0xff);
b[1] = (byte) (n >> 16 & 0xff);
b[0] = (byte) (n >> 24 & 0xff);
return b;
}
private void sendImage(byte[] data) {
byte[] head = new byte[2];
head[0] = (BinaryProtocol.Header.SM_JPG) & 0xff;
head[1] = (BinaryProtocol.Header.SM_JPG >> 8) & 0xff;
int len = data.length;
byte[] lenbuf = new byte[4];
lenbuf[0] = (byte)((len) & 0xff);
lenbuf[1] = (byte)((len >> 8) & 0xff);
lenbuf[2] = (byte)((len >> 16) & 0xff);
lenbuf[3] = (byte)((len >> 24) & 0xff);
byte[] d = ArrayUtils.addAll(ArrayUtils.addAll(head, lenbuf), data);
channel.writeAndFlush(new BinaryWebSocketFrame(Unpooled.copiedBuffer(d)));
}
/*********************************************************************************/
@Override
public void onStartup(Minitouch minitouch, boolean success) {
HashMap<String, String> map = new HashMap<>();
map.put("type", "event");
map.put("stat", "open");
TextProtocol protocol = TextProtocol.newProtocol(TextProtocol.Header.SM_SERVICE_STATE, JSON.toJSONString(map));
sendProtocolResponse(protocol);
}
@Override
public void onClose(Minitouch minitouch) {
HashMap<String, String> map = new HashMap<>();
map.put("type", "event");
map.put("stat", "close");
TextProtocol protocol = TextProtocol.newProtocol(TextProtocol.Header.SM_SERVICE_STATE, JSON.toJSONString(map));
sendProtocolResponse(protocol);
}
/*********************************************************************************/
@Override
public void onAdbDeviceConnected(AdbDevice device) {
if (this.channel != null) {
String devicesJson = AdbUtils.devices2JSON();
TextProtocol p = TextProtocol.newProtocol(TextProtocol.Header.SM_DEVICES, devicesJson);
sendProtocolResponse(p);
}
}
@Override
public void onAdbDeviceDisConnected(AdbDevice device) {
if (this.channel != null) {
String devicesJson = AdbUtils.devices2JSON();
TextProtocol p = TextProtocol.newProtocol(TextProtocol.Header.SM_DEVICES, devicesJson);
sendProtocolResponse(p);
}
}
/****************************************************************************/
public static class ImageData {
ImageData(byte[] d) {
timesp = System.currentTimeMillis();
data = d;
}
long timesp;
byte[] data;
}
}