public static string GetKeywords(string urls)
{
Uri uri;
KeySearchs kss = GetKeySearch();
string ie = "";
string key = string.Empty;
try { uri = new Uri(urls); }
catch { return(string.Empty); }
string host = uri.Host.ToLower();
foreach (KeySearch ks in kss)
{
if (host.IndexOf(ks.SUrl) != -1)
{
if (!string.IsNullOrEmpty(ks.Ei))
{
ie = Util.GetRequestUrl(ks.Ei, urls);
}
if (ie == "")
{
ie = ks.Ie;
}
string[] spk = ks.SKey.Split(new char[] { '|' });
for (int i = 0; i < spk.Length; i++)
{
key = Util.GetRequestUrl(spk[i], urls);
if (key.Trim().Length > 0)
{
break;
}
}
}
}
if (!string.IsNullOrEmpty(key) && !string.IsNullOrEmpty(ie))
{
if (ie.ToLower().IndexOf("gb") != -1)
{
ie = "gb2312";
}
if (ie.ToLower().IndexOf("utf") != -1)
{
ie = "utf-8";
}
key = HttpUtility.UrlDecode(key, System.Text.Encoding.GetEncoding(ie));
}
return(key);
}
/// <summary>
/// 获取所有的搜索引擎
/// </summary>
public static KeySearchs GetKeySearch()
{
KeySearchs kss = new KeySearchs();
using (DataSet ds = Logic.Consult.GetKeySearch())
{
if (Common.Util.CheckDataSet(ds))
{
foreach (DataRow reader in ds.Tables[0].Rows)
{
KeySearch ks = new KeySearch();
ks.Id = Util.ConvertToInt(reader["id"].ToString());
ks.SName = reader["sname"].ToString();
ks.SUrl = reader["surl"].ToString();
ks.Ie = reader["ie"].ToString();
ks.SKey = reader["skey"].ToString();
kss.Add(ks);
}
return(kss);
}
}
return(null);
}
