public static FormValues AsFormValues(this object source, BindingFlags bindingAttr = BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.Instance)
{
var formValues = source as FormValues;
if (formValues == null)
{
formValues = new FormValues();
foreach (var u in source.GetType().GetProperties(bindingAttr).Where(p => p.GetValue(source, null) != null))
{
formValues.Add(u.Name, u.GetValue(source, null).ToString());
}
}
return(formValues);
}
public async Task <HttpResponseMessage> Post(string url, FormValues formValues, FormValues defaults)
{
foreach (var value in defaults)
{
formValues[value.Key] = value.Value;
}
ResponseMsg = await SendRequest(HttpMethod.Post, url, formValues);
if (ResponseMsg.StatusCode != HttpStatusCode.OK)
{
File.WriteAllText($"error{++_errorNumber}.html", Html);
File.WriteAllText($"error{_errorNumber}.txt", string.Join(
"\n", formValues.Select(a => $"'{a.Key}'='{a.Value}'")
));
}
return(await Task.FromResult(ResponseMsg));
}
public static FormValues FormValues(this XDocument htmlDocument, int formIndex = 1)
{
var nodes = htmlDocument.Descendants("form").ElementAt(formIndex - 1).Descendants("input");
var kv = new FormValues();
foreach (var node in nodes)
{
var name = node.Attribute("name")?.Value;
if (name != null)
{
if (kv.ContainsKey(name))
{
kv[name] = WebUtility.HtmlDecode(node.Attribute("value")?.Value ?? "");
}
else
{
kv.Add(name, WebUtility.HtmlDecode(node.Attribute("value")?.Value ?? ""));
}
}
}
return(kv);
}
private async Task <HttpResponseMessage> SendRequest(HttpMethod httpMethod, string url, FormValues formValues)
{
var request = new HttpRequestMessage(httpMethod, url);
request.Headers.Add("Accept-Language", "en-US");
request.Headers.Add("cookie", _cookies.Select(c => c.Key + "=" + c.Value.Value));
if (formValues != null)
{
request.Content = new FormUrlEncodedContent(formValues);
}
if (url.StartsWith("http") && request.RequestUri.Host != "localhost")
{
using (var handler = new HttpClientHandler())
using (var client = new HttpClient(handler))
{
ResponseMsg = await client.GetAsync(request.RequestUri.ToString());
}
}
else
{
ResponseMsg = await _client.SendAsync(request);
}
if (!url.StartsWith("https://accounts.google.com/o/oauth2/auth"))
{
_cookies.Add(ResponseMsg);
}
if (ResponseMsg.Headers.Location != null)
{
return(await Get(ResponseMsg.Headers.Location.OriginalString));
}
Html = await ResponseMsg.Content.ReadAsStringAsync();
try
{
HtmlDocument = Html.StartsWith("<!") ? XDocument.Parse(Html) : Html.StartsWith("{") ? new XDocument() : XDocument.Parse("<root>" + Html + "</root>");
}
catch (Exception e)
{
if (url.StartsWith("http://accounts") || url.StartsWith("/"))
{
Debugger.Launch();
throw new Exception("Not a Xhtml Document", e);
}
}
return(ResponseMsg);
}
