private byte[] Get(string url, Dictionary <string, object> values)
{
if (values.Count > 0)
{
List <String> items = new List <String>();
foreach (String name in values.Keys)
{
items.Add(String.Concat(name, "=", System.Web.HttpUtility.UrlEncode((values[name] ?? string.Empty).ToString())));
}
string queryString = String.Join("&", items.ToArray());
url += "?" + queryString;
}
byte[] response = null;
using (WebClient client = new WebClientWithTimeout(this.Timeout, this.KeepAlive))
{
if (!string.IsNullOrWhiteSpace(Header))
{
var headers = Header.Split('\n');
foreach (var header in headers)
{
if (!string.IsNullOrWhiteSpace(header))
{
client.Headers.Add(header);
}
}
}
response = client.DownloadData(url);
}
return(response);
}
/// <summary>
/// 获取Page数
/// </summary>
/// <returns></returns>
public int GetPageCount(List <string> tags = null)
{
int pageCount = 1;
var url = site + post;
//获取最大page数
url += Page(pageCount);
//获取最大page数
url += Page(pageCount);
if (tags != null)
{
url += Tags(tags);
}
if (isnsfw == false)
{
url += " rating:safe";
}
using (WebClientWithTimeout webclient = new WebClientWithTimeout())
{
//伪装成Chrome
webclient.Headers.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36");
bool isTimeout = false;
string result = "";
do
{
try
{
result = Encoding.GetEncoding("UTF-8").GetString(webclient.DownloadData(url.Replace(".json", "")));
isTimeout = false;
}
catch (WebException we)
{
switch (we.Status)
{
case WebExceptionStatus.Timeout:
isTimeout = true;
break;
default:
throw new Exception(we.Message);
}
}
} while (isTimeout);
string patten = @"(href|rel|title)=""([^""]*)";
List <Element> elements = new List <Element>();
Regex.Matches(result, patten).Cast <Match>().ToList().ForEach(x =>
{
if (x.Groups[1].Value == "href")
{
elements.Add(new Element {
href = x.Groups[2].Value
}); //添加到元素中
}
if (x.Groups[1].Value == "title")
{
elements[elements.Count - 1].title = x.Groups[2].Value;
}
});
Element lastPageElement = elements.Find(x => x.title == "Last Page");
//别问我这是什么逻辑，当时就是这样翻源码的QwQ
//能用就好（有时间会改改
if (lastPageElement != null)
{
int i = lastPageElement.href.IndexOf("="); //找=的位置
int j = lastPageElement.href.IndexOf("&"); //找&的位置
pageCount = Convert.ToInt32(lastPageElement.href.Substring(i + 1).Substring(0, j - i - 1));
//Console.WriteLine("共找到{0}页内容，正在解析...", pageCount);
}
}
return(pageCount);
}
