com.belerweb.youkuapi.PlayProxy Maven / Gradle / Ivy

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package com.belerweb.youkuapi;

import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Date;
import java.util.Iterator;

import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.json.JSONArray;
import org.json.JSONObject;

import com.belerweb.youkuapi.bean.VideoObject;

@SuppressWarnings("rawtypes")
public class PlayProxy {

  private static final String PLAY_LIST_URL = "http://v.youku.com/player/getPlayList";

  private static final String BASE_VIDEO_URL = "http://f.youku.com/player/getFlvPath";

  private VideoObject video;

  public PlayProxy(VideoObject videoObject) {
    this.video = videoObject;
  }

  public String getVideoURL() {
    try {
      JSONObject playLitData = getPlayListDate();
      String url =
          BASE_VIDEO_URL
              + "/sid/"
              + (new Date().getTime() + "" + (1000 + new Date().getTime() % 1000) + "" + ((int) (Math
                  .random() * 9000) + 1000)) + "_00";
      JSONObject data = playLitData.getJSONArray("data").getJSONObject(0);
      JSONObject streamfileids = data.getJSONObject("streamfileids");
      if (streamfileids == null || streamfileids.length() == 0) {
        throw new RuntimeException("No streamfileids found or streamfileids is empty.");
      }
      Iterator keys = streamfileids.keys();
      String key = (String) keys.next();
      url = url + "/st/" + (key.equals("hd2") ? "flv" : key);
      url =
          url + "/fileid/"
              + new RandomProxy(data.getInt("seed")).cgHun(streamfileids.getString(key));

      JSONArray segs = data.getJSONObject("segs").getJSONArray(key);
      int ts = 0;
      if (segs != null && segs.length() > 0) {
        JSONObject seg = segs.getJSONObject(0);
        ts = seg.getInt("seconds");
        String k = seg.getString("k");
        if (StringUtils.isEmpty(k)) {
          k =
              data.getString("key2")
                  + Long.toHexString(Long.parseLong(data.getString("key1"), 16)
                      ^ Long.parseLong("A55AA5A5", 16));
        }
        url = url + "?K=" + k;
      }

      if (key.equals("flv") || key.equals("flvhd")) {
        url = url + "&hd=0";
      } else if (key.equals("mp4")) {
        url = url + "&hd=1";
      } else if (key.equals("hd2")) {
        url = url + "&hd=2";
      }

      url = url + "&myp=0";
      url = url + "&ts=" + ts;
      System.out.println("Video proxy url is " + url);

      HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
      connection.setInstanceFollowRedirects(false);
      String videoUrl = connection.getHeaderField("Location");
      System.out.println("Get video real url : " + videoUrl);
      return videoUrl;
    } catch (Exception e) {
      e.printStackTrace();
    }
    return null;
  }

  private JSONObject getPlayListDate() {
    try {
      String url =
          PLAY_LIST_URL + "/VideoIDS/" + video.getVideoid() + "/timezone/+08/version/5/source/out"
              + "?ran=" + ((int) (Math.random() * 9999)) + "&password=" + "&n=3";
      System.out.println("Video data url is " + url);
      return new JSONObject(IOUtils.toString(new URL(url).openStream(), "UTF-8"));
    } catch (Exception e) {
      e.printStackTrace();
    }
    return null;
  }

}