/// <summary>
/// 清楚掉过时的NCookie
/// </summary>
private void RemoveExpire()
{
lock (obj)
{
NCookies.RemoveAll(x => x.ExpireTime < DateTime.Now);
}
}
public NCookie Get()
{
//RemoveExpire();
NCookie cookie = NCookies[0];
cookie.LastestRequestTime = DateTime.Now;
NCookies = NCookies.OrderBy(x => x.LastestRequestTime).ToList <NCookie>();
TotalRequestCount++;
if (TotalRequestCount <= MaxRequestCount || (TotalRequestCount > MaxRequestCount && TotalRequestCount % MaxRequestCount == 0))
{
Request();
}
return(cookie);
}
private async void RequestAsync()
{
NCookie ncookie = new NCookie();
ncookie.Refere = "http://scholar.google.com";
ncookie.LastestRequestTime = DateTime.Now;
CookieContainer cookiecontainer = new CookieContainer();
using (HttpClientHandler httpclienthandler = new HttpClientHandler()
{
CookieContainer = cookiecontainer
})
using (HttpClient httpclient = new HttpClient(httpclienthandler))
{
httpclient.DefaultRequestHeaders.Add("Accept", "text/html, application/xhtml+xml, */*");
httpclient.DefaultRequestHeaders.Add("Accept-Language", "zh-Hans-CN,zh-Hans;q=0.8,en-US;q=0.5,en;q=0.3");
httpclient.DefaultRequestHeaders.Add("User-agent", "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0)");
httpclient.DefaultRequestHeaders.Add("Host", "scholar.google.com");
httpclient.DefaultRequestHeaders.Add("DNT", "1");
httpclient.DefaultRequestHeaders.Add("Connection", "Keep-Alive");
string url = "http://scholar.google.com";
HttpResponseMessage response = await httpclient.GetAsync(url);
Uri uri = new Uri(url);
var cookies = cookiecontainer.GetCookies(uri).Cast <Cookie>();
foreach (var cookie in cookies)
{
ncookie.Cookies.Add(cookie.Name, cookie.Value);
}
}
lock (obj)
{
NCookies.Add(ncookie);
}
}
