package com.partynetwork.service;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import com.lidroid.xutils.util.LogUtils;
import com.partynetwork.dataprovider.util.SDCardFileUtils;
import com.partynetwork.iparty.R;
import com.partynetwork.iparty.flipmenu.Main;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Binder;
import android.os.Handler;
import android.os.IBinder;
import android.os.Message;
import android.widget.RemoteViews;
/**
* 更新版本 com.partynetwork.service.UpdateService
*
* @author 沈跃双 Create at 2014-1-18 下午11:11:27
*/
public class UpdateService extends Service {
public static final String ACTION="com.partynetwork.service.UpdateService";
private static final int TIMEOUT = 10 * 1000;// 超时
private static final int DOWN_OK = 1;
private static final int DOWN_ERROR = 0;
public static final String VERSION_NAME = "version_name";
public static final String DOWN_URL = "down_url";
private IBinder binder=new UpdateService.UpdateBinder();
/** 版本名称 */
private String version_name;
/** 下载路径 */
private String down_url;
private NotificationManager notificationManager;
private Notification notification;
private Intent updateIntent;
private PendingIntent pendingIntent;
private int notification_id = 0;
/** apk存放路径 */
private File updataFile;
@Override
public IBinder onBind(Intent arg0) {
return binder;
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
LogUtils.i("start______________________________________________server");
version_name = intent.getStringExtra(VERSION_NAME);
down_url = intent.getStringExtra(DOWN_URL);
// 创建文件
updataFile = SDCardFileUtils.createApkFile("iParty" + version_name);
if (updataFile != null) {
createNotification();
createThread();
}
return super.onStartCommand(intent, flags, startId);
}
/***
* 开线程下载
*/
public void createThread() {
/***
* 更新UI
*/
final Handler handler = new Handler() {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case DOWN_OK:
// 下载完成，点击安装
Uri uri = Uri.fromFile(updataFile);
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(uri,
"application/vnd.android.package-archive");
pendingIntent = PendingIntent.getActivity(
UpdateService.this, 0, intent, 0);
notification
.setLatestEventInfo(UpdateService.this, "iParty"
+ version_name, "下载成功，点击安装", pendingIntent);
notificationManager.notify(notification_id, notification);
stopService(updateIntent);
break;
case DOWN_ERROR:
notification.setLatestEventInfo(UpdateService.this,
"iParty" + version_name, "下载失败", pendingIntent);
break;
default:
stopService(updateIntent);
break;
}
}
};
final Message message = new Message();
new Thread(new Runnable() {
@Override
public void run() {
try {
long downloadSize = downloadUpdateFile(down_url,
updataFile.toString());
if (downloadSize > 0) {
// 下载成功
message.what = DOWN_OK;
handler.sendMessage(message);
}
} catch (Exception e) {
e.printStackTrace();
message.what = DOWN_ERROR;
handler.sendMessage(message);
}
}
}).start();
}
/***
* 创建通知栏
*/
RemoteViews contentView;
public void createNotification() {
notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
notification = new Notification();
notification.icon = R.drawable.app_icon;
// 这个参数是通知提示闪出来的值.
notification.tickerText = "开始下载";
updateIntent = new Intent(this, Main.class);
pendingIntent = PendingIntent.getActivity(this, 0, updateIntent, 0);
// 这里面的参数是通知栏view显示的内容
notification.setLatestEventInfo(this, "iParty" + version_name, "下载：0%",
pendingIntent);
notificationManager.notify(notification_id, notification);
/***
* 在这里我们用自定的view来显示Notification
*/
contentView = new RemoteViews(getPackageName(),
R.layout.notification_item);
contentView.setTextViewText(R.id.notificationTitle, "正在下载");
contentView.setTextViewText(R.id.notificationPercent, "0%");
contentView.setProgressBar(R.id.notificationProgress, 100, 0, false);
notification.contentView = contentView;
updateIntent = new Intent(this, Main.class);
updateIntent.addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
pendingIntent = PendingIntent.getActivity(this, 0, updateIntent, 0);
notification.contentIntent = pendingIntent;
notificationManager.notify(notification_id, notification);
}
/***
* 下载文件
*
* @return
* @throws MalformedURLException
*/
public long downloadUpdateFile(String down_url, String file)
throws Exception {
int down_step = 5;// 提示step
int totalSize;// 文件总大小
int downloadCount = 0;// 已经下载好的大小
int updateCount = 0;// 已经上传的文件大小
InputStream inputStream;
OutputStream outputStream;
URL url = new URL(down_url);
HttpURLConnection httpURLConnection = (HttpURLConnection) url
.openConnection();
httpURLConnection.setConnectTimeout(TIMEOUT);
httpURLConnection.setReadTimeout(TIMEOUT);
// 获取下载文件的size
totalSize = httpURLConnection.getContentLength();
if (httpURLConnection.getResponseCode() == 404) {
throw new Exception("fail!");
}
inputStream = httpURLConnection.getInputStream();
outputStream = new FileOutputStream(file, false);// 文件存在则覆盖掉
byte buffer[] = new byte[1024];
int readsize = 0;
while ((readsize = inputStream.read(buffer)) != -1) {
outputStream.write(buffer, 0, readsize);
downloadCount += readsize;// 时时获取下载到的大小
/**
* 每次增张5%
*/
if (updateCount == 0
|| (downloadCount * 100 / totalSize - down_step) >= updateCount) {
updateCount += down_step;
// 改变通知栏
notification.setLatestEventInfo(this, "正在下载...", updateCount
+ "%" + "", pendingIntent);
contentView.setTextViewText(R.id.notificationPercent,
updateCount + "%");
contentView.setProgressBar(R.id.notificationProgress, 100,
updateCount, false);
// show_view
notificationManager.notify(notification_id, notification);
}
}
if (httpURLConnection != null) {
httpURLConnection.disconnect();
}
inputStream.close();
outputStream.close();
return downloadCount;
}
//定义内容类继承Binder
public class UpdateBinder extends Binder{
//返回本地服务
UpdateService getService(){
return UpdateService.this;
}
}
}