Is it possible somehow to call functions within the zenno's C#.
I want to find out pagerank using c# if possible. Of course i can just scrape from some site but this should be much faster solution:
I want to find out pagerank using c# if possible. Of course i can just scrape from some site but this should be much faster solution:
Код:
using System;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
using System.Net;
using System.IO;
namespace GooglePR
{
class GetPR
{
private const UInt32 myConst = 0xE6359A60;
private static void _Hashing(ref UInt32 a, ref UInt32 b, ref UInt32 c)
{
a -= b; a -= c; a ^= c >> 13;
b -= c; b -= a; b ^= a << 8;
c -= a; c -= b; c ^= b >> 13;
a -= b; a -= c; a ^= c >> 12;
b -= c; b -= a; b ^= a << 16;
c -= a; c -= b; c ^= b >> 5;
a -= b; a -= c; a ^= c >> 3;
b -= c; b -= a; b ^= a << 10;
c -= a; c -= b; c ^= b >> 15;
}
public static string PerfectHash(string theURL)
{
url = string.Format("info:{0}", theURL);
int length = url.Length;
UInt32 a, b;
UInt32 c = myConst;
int k = 0;
int len = length;
a = b = 0x9E3779B9;
while (len >= 12)
{
a += (UInt32)(url[k + 0] + (url[k + 1] << 8) +
(url[k + 2] << 16) + (url[k + 3] << 24));
b += (UInt32)(url[k + 4] + (url[k + 5] << 8) +
(url[k + 6] << 16) + (url[k + 7] << 24));
c += (UInt32)(url[k + 8] + (url[k + 9] << 8) +
(url[k + 10] << 16) + (url[k + 11] << 24));
_Hashing(ref a, ref b, ref c);
k += 12;
len -= 12;
}
c += (UInt32)length;
switch (len)
{
case 11:
c += (UInt32)(url[k + 10] << 24);
goto case 10;
case 10:
c += (UInt32)(url[k + 9] << 16);
goto case 9;
case 9:
c += (UInt32)(url[k + 8] << 8);
goto case 8;
case 8:
b += (UInt32)(url[k + 7] << 24);
goto case 7;
case 7:
b += (UInt32)(url[k + 6] << 16);
goto case 6;
case 6:
b += (UInt32)(url[k + 5] << 8);
goto case 5;
case 5:
b += (UInt32)(url[k + 4]);
goto case 4;
case 4:
a += (UInt32)(url[k + 3] << 24);
goto case 3;
case 3:
a += (UInt32)(url[k + 2] << 16);
goto case 2;
case 2:
a += (UInt32)(url[k + 1] << 8);
goto case 1;
case 1:
a += (UInt32)(url[k + 0]);
break;
default:
break;
}
_Hashing(ref a, ref b, ref c);
return string.Format("6{0}", c);
}
public static int MyPR(string myURL)
{
string strDomainHash = PerfectHash(myURL);
string myRequestURL = string.Format("http://toolbarqueries.google.com/" +
"search?client=navclient-auto&ch={0}&features=Rank&q=info:{1}",
strDomainHash, myURL);
try
{
HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(myRequestURL);
string myResponse = new StreamReader(
myRequest.GetResponse().GetResponseStream()).ReadToEnd();
if (myResponse.Length == 0)
return 0;
else
return int.Parse(Regex.Match(myResponse,
"Rank_1:[0-9]:([0-9]+)").Groups[1].Value);
}
catch (Exception)
{
return -1;
}
}
}
}