package com.yeshi.buwan.util.video;
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import java.io.IOException;
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import java.io.UnsupportedEncodingException;
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import java.net.URLEncoder;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.apache.commons.httpclient.HttpClient;
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import org.apache.commons.httpclient.HttpException;
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import org.apache.commons.httpclient.methods.GetMethod;
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import com.yeshi.buwan.util.StringUtil;
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import net.sf.json.JSONArray;
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import net.sf.json.JSONObject;
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/**
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* �ſ���Ƶ����
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*
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* @author Administrator
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*
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*/
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public class YouKuVideoParser {
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static Map<String, String> videoType = null;
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static {
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videoType = new HashMap<String, String>();
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videoType.put("hd3", "flv");
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videoType.put("hd2", "flv");
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videoType.put("mp4", "mp4");
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videoType.put("flvhd", "flv");
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videoType.put("flv", "flv");
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videoType.put("3gphd", "3gp");
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}
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private String httpGet(String url) {
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HttpClient client = new HttpClient();
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GetMethod getMethod = new GetMethod(url);
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try {
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client.executeMethod(getMethod);
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return getMethod.getResponseBodyAsString();
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} catch (HttpException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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} catch (IOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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return "";
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}
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public Map<String, String> getRealUrl(String vid) {
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Map<String, String> map = new HashMap<String, String>();
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String result = httpGet("http://play.youku.com/play/get.json?vid="
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+ vid + "&ct=12");
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JSONObject root =JSONObject.fromObject(result);
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JSONObject data = root.optJSONObject("data");
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String ip = data.optJSONObject("security").optString("ip");
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String encrypt = data.optJSONObject("security").optString(
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"encrypt_string");
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JSONArray array = data.optJSONArray("stream");
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for (int i = 0; i < array.size(); i++) {
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JSONObject obj = array.optJSONObject(i);
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String type = obj.optString("stream_type");
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String sid = new String();
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String token = new String();
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String newEp = new String();
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try {
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Map<String, String> m = getEp(vid, encrypt, newEp, token, sid);
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System.out
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.println("http://pl.youku.com/playlist/m3u8?ctype=12&ep="
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+ m.get("ep")
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+ "&ev=1&keyframe=1&oip="
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+ ip
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+ "&sid="
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+ m.get("sid")
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+ "&token="
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+ m.get("token")
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+ "&type="
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+ videoType.get(type) + "&vid=" + vid + "");
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} catch (UnsupportedEncodingException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}
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return map;
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}
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private String myEncoder(String a, byte[] c, boolean isToBase64)
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throws UnsupportedEncodingException {
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String result = "";
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List<Byte> bytesR = new ArrayList<Byte>();
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int f = 0, h = 0, q = 0;
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int[] b = new int[256];
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for (int i = 0; i < 256; i++)
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b[i] = i;
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while (h < 256) {
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f = (f + b[h] + a.charAt(h % a.length())) % 256;
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int temp = b[h];
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b[h] = b[f];
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b[f] = temp;
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h++;
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}
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f = 0;
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h = 0;
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q = 0;
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while (q < c.length) {
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h = (h + 1) % 256;
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f = (f + b[h]) % 256;
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int temp = b[h];
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b[h] = b[f];
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b[f] = temp;
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byte[] bytes = new byte[] { (byte) (c[q] ^ b[(b[h] + b[f]) % 256]) };
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bytesR.add(bytes[0]);
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result += (new String(bytes, "ASCII"));
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// System.Text.ASCIIEncoding.ASCII.GetString(bytes);
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q++;
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}
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if (isToBase64) {
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Byte[] byteR = bytesR.toArray(new Byte[bytesR.size()]);
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byte[] byteRb = new byte[byteR.length];
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for (int i = 0; i < byteR.length; i++)
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byteRb[i] = byteR[i];
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result = StringUtil.getBase64FromByte(byteRb);// Convert.ToBase64String(byteR);
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}
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return result;
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}
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public Map<String, String> getEp(String vid, String ep, String pNew,
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String token, String sid) throws UnsupportedEncodingException {
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Map<String, String> map = new HashMap<String, String>();
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String template1 = "becaf9be";
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String template2 = "bf7e5f01";
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byte[] bytes = StringUtil.getFromBase64Byte(ep);
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ep = new String(bytes, "ASCII");// System.Text.ASCIIEncoding.ASCII.GetString(bytes);
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String temp = myEncoder(template1, bytes, false);
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String[] part = temp.split("_");
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sid = part[0];// 241273717793612e7b085
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token = part[1];
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String whole = sid + "_" + vid + "_" + token;
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byte[] newbytes = whole.getBytes("ASCII");// System.Text.ASCIIEncoding.ASCII.GetBytes(whole);
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String epNew = myEncoder(template2, newbytes, true);
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System.out.println("EP:" + URLEncoder.encode(epNew));
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pNew = URLEncoder.encode(epNew);
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System.out.println("SID:" + sid);
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System.out.println("TOKEN:" + token);
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map.put("sid", sid);
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map.put("token", token);
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map.put("ep", pNew);
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return map;
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}
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public static void main(String[] args) {
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new YouKuVideoParser().getRealUrl("XMTQ2Mjk1Mjc3Mg==");
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}
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}
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