public string[] ParseLink(string link)
{
/*
* https://mooc1-3.chaoxing.com/multimedia/log/a/8640592/7e796434c647e23faa9f66527a94baa5?
* clazzId=7796558
* &playingTime=0
* &duration=1051
* &clipTime=0_1051
* &objectId=54d9590053706e35b9f1fbf3
* &otherInfo=nodeId_143078569-cpi_8640592
* &jobid=1423530229724
* &userid=24804958
* &isdrag=0
* &view=pc
* &enc=4760c22e38e7d823ec254d319e1362e2&rt=0.9
* &dtype=Video
* &_t=1554911508252
*/
//用？分割开，首先
string[] arr = link.Split(new char[] { '?' });
//分割后以&连接 的参数字符串
string afterQmark = arr[1];
//
string[] paramz = afterQmark.Split(new char[] { '&' });
//解析重要的参数出来 8个
//clazzid userid jobid objectid playingtime duration cliptime otherinfo
//0 7 6 4 1 2 3 5
string[] importantPara = { paramz[0], paramz[1], paramz[2], paramz[3], paramz[4], paramz[5], paramz[6], paramz[7] };
//以上的形式为 clazzId=*******,userid=*******....
//比如clazzId=7796558，需要再用=分割，取右边的元素
string[] paramVals = new string[8];;
for (int i = 0; i < importantPara.Length; i++)
{
paramVals[i] = importantPara[i].Split(new char[] { '=' })[1];
}
//设置推荐链接
//计算enc值
//参数表：
string encyStr = "";
encyStr += AddSqBrackets(paramVals[0]);
encyStr += AddSqBrackets(paramVals[7]);
encyStr += AddSqBrackets(paramVals[6]);
encyStr += AddSqBrackets(paramVals[4]);
encyStr += AddSqBrackets(paramVals[2] + "000");
encyStr += AddSqBrackets(SALT);
encyStr += AddSqBrackets(paramVals[2] + "000");
encyStr += AddSqBrackets(paramVals[3]);
//开始加密
m = new MD5Helper(encyStr);
//加密后的enc值
string enc = m.StringToMD5();
//拼接字符串
//需要的参数表：
/*
* clazzid
* userid
* jobid
* objectid
* playingtime
* duration
* cliptime
* otherInfo
* enc
* rt
*/
//arr[0] = https://mooc1-3.chaoxing.com/multimedia/log/a/8640592/7e796434c647e23faa9f66527a94baa5
string otlink = arr[0] + "?" + "clazzId=" + paramVals[0] + "&"
+ "playingTime=" + paramVals[2] + "&"
+ "duration=" + paramVals[2] + "&"
+ "clipTime=" + paramVals[3] + "&"
+ "objectId=" + paramVals[4] + "&"
+ "otherInfo=" + paramVals[5] + "&"
+ "jobid=" + paramVals[6] + "&"
+ "userid=" + paramVals[7] + "&"
+ "isdrag=3" + "&"
+ "view=pc" + "&"
+ "enc=" + enc + "&"
+ "rt=0.9&dtype=video";
outLink = otlink;
return(paramVals);
}
