public static string Submit(this HtmlAgilityPack.HtmlNode form, Encoding encoding)
{
if (form == null)
{
throw new ArgumentNullException(nameof(form));
}
if (encoding == null)
{
throw new ArgumentNullException(nameof(encoding));
}
string postDataStr = form == null ? string.Empty :
form.SelectNodes("//input").ToList()
.ToDictionary(
(input => input.GetAttributeValue("name", string.Empty)),
(input => HttpUtility.UrlEncode(input.GetAttributeValue("value", string.Empty)))
)
.SerializeData <string>();
byte[] responseData = HttpRequestUtil.Post(form?.GetAttributeValue("action", null),
encoding.GetBytes(postDataStr)
);
return(encoding.GetString(responseData));
}
/// <summary>
/// 获取网址HTML
/// </summary>
/// <param name="url">网址</param>
/// <param name="encoding">编码</param>
/// <returns> </returns>
public static string GetHtmlContent(string url, Encoding encoding)
{
string html;
using (StreamReader reader = HttpRequestUtil.GetHtmlContentStreamReader(url, encoding))
{
html = reader.ReadToEnd();
}
return(html);
}
public static StreamReader GetHtmlContentStreamReader(string url, Encoding encoding)
{
return(new StreamReader(HttpRequestUtil.GetHtmlContentStream(url), encoding));
}