/*
* Copyright (c) 2015 [1076559197@qq.com | tchen0707@gmail.com]
*
* Licensed under the Apache License, Version 2.0 (the "License”);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.youku.service.download;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.SocketTimeoutException;
import java.net.URL;
import java.net.UnknownHostException;
import java.text.DecimalFormat;
import org.json.JSONArray;
import org.json.JSONObject;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import com.baseproject.utils.AesUtils;
import com.baseproject.utils.Logger;
import com.baseproject.utils.UIUtils;
import com.youku.player.YoukuPlayerApplication;
import com.youku.player.util.PlayerUtil;
import com.youku.player.util.URLContainer;
/**
* DownloadUtils.下载工具类
*
* @author 刘仲男 qq81595157@126.com
* @version v3.5
* @created time 2012-11-5 下午1:16:02
*/
public class DownloadUtils {
private static final String TAG = "Download_Utils";
public static final String SHARE_PREFERENCE_DOWNLOAD_LOGIN_NAME = "DownloadLogin";
public static final String SHARE_PREFERENCE_DOWNLOAD_LOGIN_CLICKCOUNT_KEY = "clickCount";
public static final String SHARE_PREFERENCE_DOWNLOAD_LOGIN_MAXCOUNT_KEY = "maxCount";
public static final String SHARE_PREFERENCE_PLAY_LOGIN_MAXCOUNT_KEY = "playMaxCount";
public static final int CLICK_MAX_COUNT = 5;
/**
* TODO 获得真实地址
*
* @param segUrl
* @return 302跳转后的地址
*/
public static String getLocation(String segUrl) {
try {
URL url = new URL(segUrl);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setReadTimeout(20000);
conn.setConnectTimeout(15000);
conn.setInstanceFollowRedirects(false);
conn.setRequestMethod("HEAD");
return conn.getHeaderField("Location");
} catch (IOException e) {
Logger.e(TAG, "DownloadUtils#getLocation()", e);
}
return null;
}
/**
* TODO 获得下载地址和下载信息
*
* @param info
* @return
*/
public static boolean getDownloadData(DownloadInfo info) {
Logger.d("DownloadFlow","DownloadUtil: getDownloadData()");
try {
URL url = new URL(URLContainer.getDownloadURL(info.videoid,
info.format, info.language));
Logger.d("DownloadFlow","download_url: " + url);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setConnectTimeout(YoukuPlayerApplication.TIMEOUT);
conn.setReadTimeout(YoukuPlayerApplication.TIMEOUT);
conn.setRequestProperty("User-Agent", YoukuPlayerApplication.User_Agent);
if (conn.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) {
info.setExceptionId(DownloadInfo.EXCEPTION_HTTP_NOT_FOUND);
return false;
} else if (conn.getResponseCode() == HttpURLConnection.HTTP_GONE) {
InputStream is = conn.getErrorStream();
double d = Double.parseDouble(PlayerUtil
.convertStreamToString(is));
URLContainer.TIMESTAMP = (long) d - System.currentTimeMillis()
/ 1000;
getDownloadData(info);
if (is != null) {
is.close();
is = null;
}
}
Logger.d(TAG, conn.getResponseCode() + "");
String json = PlayerUtil
.convertStreamToString(conn.getInputStream());
JSONObject obj = new JSONObject(json);
String data = obj.getString("data");
json = AesUtils.decrypt(data);// 解密
obj = new JSONObject(json);
JSONObject o = obj.getJSONObject("sid_data");
info.token = o.getString("token");
info.oip = o.getString("oip");
info.sid = o.getString("sid");
JSONArray datas = obj.getJSONObject("results").getJSONArray(
DownloadInfo.FORMAT_STRINGS[info.format]);
final int segCount = datas.length();// 分片数量
// 若无高清则向下下载，例如无超清下高清，无高清自动下标清
if (segCount == 0) {
if (info.format == DownloadInfo.FORMAT_HD2) {
info.format = DownloadInfo.FORMAT_MP4;
return getDownloadData(info);
} else if (info.format == DownloadInfo.FORMAT_MP4) {
info.format = DownloadInfo.FORMAT_FLV;
return getDownloadData(info);
} else {
info.segCount = segCount;
info.setExceptionId(DownloadInfo.EXCEPTION_NO_RESOURCES);
return false;
}
}
info.seconds = (int) obj.getDouble("totalseconds");
info.segCount = segCount;
long[] segsSize = new long[segCount];
String[] segsUrl = new String[segCount];
String[] segsfileId = new String[segCount];
int[] segsSeconds = new int[segCount];
long size = 0l;
for (int i = 0; i < segCount; i++) {
obj = datas.getJSONObject(i);
int segId = obj.getInt("id") - 1;
segsUrl[segId] = obj.getString("url");
segsSeconds[segId] = obj.getInt("seconds");
segsfileId[segId] = obj.getString("fileid");
long segSize = obj.getLong("size");
segsSize[segId] = segSize;
size += segSize;
}
info.segsSize = segsSize;
info.segsUrl = segsUrl;
info.segsSeconds = segsSeconds;
info.segsfileId = segsfileId;
info.size = size;
info.getUrlTime = System.currentTimeMillis();
} catch (SocketTimeoutException e) {
Logger.e(TAG, "getDownloadData():" + info.title + "/"
+ info.videoid, e);
info.setExceptionId(DownloadInfo.EXCEPTION_TIMEOUT);
// info.setState(DownloadInfo.STATE_EXCEPTION);
return false;
} catch (UnknownHostException e) {
Logger.e(TAG, "getDownloadData():" + info.title + "/"
+ info.videoid, e);
info.setExceptionId(DownloadInfo.EXCEPTION_NO_NETWORK);
return false;
} catch (Exception e) {
Logger.e(TAG, "getDownloadData():" + info.title + "/"
+ info.videoid, e);
info.setExceptionId(DownloadInfo.EXCEPTION_HTTP_NOT_FOUND);
// info.setState(DownloadInfo.STATE_EXCEPTION);
return false;
}
return true;
}
/**
* TODO 获得视频信息
*
* @param info
* @return
*/
public static boolean getVideoInfo(DownloadInfo info) {
Logger.d("DownloadFlow","DownloadUtil: getVideoInfo()");
try {
URL url = new URL(
URLContainer.getVideoDownloadDetailUrl(info.videoid));
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setConnectTimeout(YoukuPlayerApplication.TIMEOUT);
conn.setReadTimeout(YoukuPlayerApplication.TIMEOUT);
conn.setRequestProperty("User-Agent", YoukuPlayerApplication.User_Agent);
if (conn.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) {
info.setExceptionId(DownloadInfo.EXCEPTION_HTTP_NOT_FOUND);
return false;
}
String json = PlayerUtil
.convertStreamToString(conn.getInputStream());
JSONObject o = new JSONObject(json);
o = o.getJSONObject("results");
info.showid = o.optString("showid");
info.showname = o.optString("showname");
info.show_videoseq = o.optInt("show_videoseq");
info.showepisode_total = o.optInt("showepisode_total");
info.cats = o.optString("cats");
info.imgUrl = o.optString("img_hd");
return true;
} catch (Exception e) {
Logger.e(TAG, "DownloadUtils#getShowInfo()", e);
info.setExceptionId(DownloadInfo.EXCEPTION_UNKNOWN_ERROR);
return false;
}
}
/***
* TODO 创建视频缩略图
*
* @param imgUrl
* @param videoid
*/
public static void createVideoThumbnail(String imgUrl, String savePath) {
Logger.d("DownloadFlow","DownloadUtil: createVideoThumbnail()");
File f = null;
Logger.d(TAG, "createVideoThumbnail()/imgUrl ：" + imgUrl);
f = new File(savePath);
if (!f.exists())
f.mkdirs();
f = new File(savePath + IDownload.THUMBNAIL_NAME);
if (f.exists()) {
if (f.length() != 0)
return;
f.delete();
}
FileOutputStream fos = null;
InputStream i = null;
HttpURLConnection httConn;
try {
URL url = new URL(imgUrl);
httConn = (HttpURLConnection) url.openConnection();
httConn.setConnectTimeout(15 * 1000);
httConn.setReadTimeout(15 * 1000);
httConn.setDoInput(true);
httConn.connect();
i = (InputStream) httConn.getInputStream();
fos = new FileOutputStream(f);
byte[] buf = new byte[1024];
int len = 0;
while ((len = i.read(buf)) > 0) {
fos.write(buf, 0, len);
}
fos.flush();
// 缩略图下载完成的广播
YoukuPlayerApplication.context.sendBroadcast(new Intent(
IDownload.ACTION_THUMBNAIL_COMPLETE));
} catch (Exception e) {
Logger.e(TAG, "createVideoThumbnail()", e);
if (f.exists())
f.delete();
} finally {
try {
if (fos != null)
fos.close();
if (i != null)
i.close();
} catch (IOException e) {
}
}
}
// /**
// * 获取某一视频的下载速度
// *
// * @param downloadInfo
// * @return
// */
// public static long getSpeed(DownloadInfo downloadInfo) {
// final long speed = downloadInfo.downloadedSize
// / (System.currentTimeMillis() - downloadInfo.getStartTime());
// return speed;
// }
//
// /**
// * FIXME 获取视频下载的进度
// *
// * @param downloadInfo
// * @return
// */
// public static long getLeftTime(DownloadInfo info) {
// long restSize = info.getSize() - info.downloadedSize;
// return restSize / getSpeed(info);
// }
/**
* 创建下载文件
*
* @param info
* @return 是否创建成功
*/
public static boolean makeDownloadInfoFile(DownloadInfo info) {
Logger.d("DownloadFlow","DownloadUtil: makeDownloadInfoFile()");
if (info == null)
return false;
BufferedWriter w = null;
try {
File f = new File(info.savePath + IDownload.FILE_NAME);
if (!f.exists()) {
File d = new File(info.savePath);
if (!d.exists())
d.mkdirs();
}
w = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(
f)));
w.write(info.toString());
} catch (FileNotFoundException e) {// SD卡被拔出
Logger.e(TAG, e);
info.setExceptionId(DownloadInfo.EXCEPTION_NO_SDCARD);
return false;
} catch (IOException e) {
Logger.e(TAG, e);
info.setExceptionId(DownloadInfo.EXCEPTION_WRITE_ERROR);
return false;
} finally {
try {
if (w != null) {
w.close();
}
} catch (IOException e) {
Logger.e(TAG, e);
}
}
return true;
}
// /**
// * 更新下载进度文件
// *
// * @param info
// * @return
// */
// public static boolean makeDownloadProgressFile(DownloadInfo info) {
// if (info == null)
// return false;
// BufferedWriter w = null;
// try {
// File f = new File(info.savePath + "progress");
// if (!f.exists()) {
// File d = new File(info.savePath);
// if (!d.exists())
// d.mkdirs();
// }
// w = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(
// f)));
// w.write(info.getProgressJSONFile());
// } catch (IOException e) {
// Logger.e(TAG, e);
// info.setExceptionId(DownloadInfo.EXCEPTION_WRITE_ERROR);
// return false;
// } finally {
// try {
// if (w != null) {
// w.close();
// }
//
// } catch (IOException e) {
// Logger.e(TAG, e);
// }
// }
// return true;
// }
/**
* TODO 创建M3U8文件
*
* @param info
* @param ifNeedUpdate
*/
public static void makeM3U8File(DownloadInfo info) {
Logger.d("DownloadFlow","DownloadUtil: makeM3U8File()");
// 如果是高端机型，下载flv分片 、mp4分片、hd2分片，采用m3u8封装方式播放。
if (info == null
|| !((info.format == DownloadInfo.FORMAT_FLV
|| info.format == DownloadInfo.FORMAT_MP4 || info.format == DownloadInfo.FORMAT_HD2) && YoukuPlayerApplication.isHighEnd)) {
return;
}
File f = new File(info.savePath);
if (!f.exists()) {
f.mkdirs();
}
f = new File(info.savePath + "youku.m3u8");
if (f.exists() && f.isFile()) {
f.delete();
}
BufferedWriter bw = null;
try {
f.createNewFile();
bw = new BufferedWriter(new OutputStreamWriter(
new FileOutputStream(f)));
bw.write("#PLSEXTM3U\r\n");
bw.write("#EXT-X-TARGETDURATION:" + info.seconds + "\r\n");
bw.write("#EXT-X-VERSION:2\r\n");
bw.write("#EXT-X-DISCONTINUITY\r\n");
final int[] s = info.segsSeconds;
for (int i = 0, n = s.length; i < n; i++) {
bw.write("#EXTINF:" + s[i] + "\r\n");
bw.write(info.savePath + (i + 1) + "."
+ DownloadInfo.FORMAT_POSTFIX[info.format] + "\r\n");
}
bw.write("#EXT-X-ENDLIST\r\n");
} catch (IOException e) {
Logger.e(TAG, "makeM3U8File fail", e);
} finally {
try {
if (bw != null)
bw.close();
} catch (IOException e) {
}
}
}
/** 保留一位小数格式化对象 */
private static final DecimalFormat df = new DecimalFormat("0.0");
/**
* 获得进度
*
* @param info
* @return 保留一位小数
*/
public static String getProgress(DownloadInfo info) {
return df.format(info.getProgress());
}
public static String getDownloadLanguageName() {
return LanguageBean.ALL_LANGAUGE[getDownloadLanguage()].code;
}
public static int getDownloadFormat() {
int i;
if (YoukuPlayerApplication.isHighEnd) {
try {
i = YoukuPlayerApplication.getPreferenceInt("definition");
} catch (Exception e) {
i = Integer.parseInt(YoukuPlayerApplication.getPreference("definition"));
}
if (i == 0)
i = YoukuPlayerApplication.FORMAT_FLV;// 默认标清
} else {
i = YoukuPlayerApplication.FORMAT_3GPHD;
}
return i;
}
public static void setDownloadFormat(int format) {
YoukuPlayerApplication.savePreference("definition", format);
}
public static int getDownloadLanguage() {
return YoukuPlayerApplication.getPreferenceInt("cachepreferlanguage", 0);
}
public static void setDownloadLanguage(int language) {
YoukuPlayerApplication.savePreference("cachepreferlanguage", language);
}
public static void doDownloadLogin(final Context context,
final DownloadLoginListener mDownloadLoginListener) {
if (YoukuPlayerApplication.isLogined) {
if (mDownloadLoginListener != null) {
mDownloadLoginListener.doDownload();
}
} else {
int clickCount = getPreference(YoukuPlayerApplication.context,
SHARE_PREFERENCE_DOWNLOAD_LOGIN_CLICKCOUNT_KEY, 0);
int maxCount = getPreference(context,
SHARE_PREFERENCE_DOWNLOAD_LOGIN_MAXCOUNT_KEY,
CLICK_MAX_COUNT);
if (clickCount >= maxCount - 1) {
clickCount = 0;
savePreference(YoukuPlayerApplication.context,
SHARE_PREFERENCE_DOWNLOAD_LOGIN_CLICKCOUNT_KEY,
clickCount);
// final YoukuDialog dialog = new YoukuDialog(context, TYPE.normal);
// dialog.setMessage(R.string.download_login_tips);
// dialog.setNormalPositiveBtn(R.string.download_login_left,
// new View.OnClickListener() {
// @Override
// public void onClick(View v) {
// dialog.dismiss();
// if (mDownloadLoginListener != null) {
// mDownloadLoginListener.doDownload();
// }
// }
// });
// dialog.setNormalNegtiveBtn(R.string.download_login_right,
// new View.OnClickListener() {
// @Override
// public void onClick(View v) {
// dialog.dismiss();
// Intent intent = new Intent(context,
// LoginActivity.class);
// context.startActivity(intent);
// }
// });
// dialog.show();
} else {
clickCount++;
savePreference(context,
SHARE_PREFERENCE_DOWNLOAD_LOGIN_CLICKCOUNT_KEY,
clickCount);
if (mDownloadLoginListener != null) {
mDownloadLoginListener.doDownload();
}
}
}
}
public static void savePreference(Context context, String key, int value) {
SharedPreferences sp = context.getSharedPreferences(
SHARE_PREFERENCE_DOWNLOAD_LOGIN_NAME,
UIUtils.hasGingerbread() ? Context.MODE_MULTI_PROCESS
: Context.MODE_PRIVATE);
sp.edit().putInt(key, value).commit();
}
public static int getPreference(Context context, String key,
int defaultValue) {
SharedPreferences sp = context.getSharedPreferences(
SHARE_PREFERENCE_DOWNLOAD_LOGIN_NAME,
UIUtils.hasGingerbread() ? Context.MODE_MULTI_PROCESS
: Context.MODE_PRIVATE);
return sp.getInt(key, defaultValue);
}
}