private HttpStatusCode Options(string url)
{
var req = HttpWebRequestBuilder.Build(new Uri(Urls.BASE + url))
.Setting(x => x.UserAgent, Defaults.USERAGENT)
.Setting(x => x.Referer, Defaults.REFERER)
.Setting(x => x.CookieContainer, Cookies)
.Setting(x => x.Method, HttpMethods.OPTIONS)
.SetHeader("Access-Control-Request-Method", "POST")
.SetHeader("Access-Control-Request-Headers", "accept, csrf, content-type")
.SetHeader("Origin", Defaults.ORIGIN)
.Create();
var resp = req.GetResponse() as HttpWebResponse;
return(resp.StatusCode);
}
private T SendPayload <T>(string url, string method, T payload)
{
try {
var sb = new StringBuilder();
// this finds the csrf cookie. if it exists, it will be added as a header
var csrf = FindCookie("csrf");
foreach (Cookie f in Cookies.GetCookies(new Uri(Defaults.ORIGIN)))
{
Console.WriteLine("{0}:{1}", f.Name, f.Value);
}
var req = HttpWebRequestBuilder.Build(new Uri(Urls.BASE + url))
.Setting(x => x.UserAgent, Defaults.USERAGENT)
.Setting(x => x.Referer, Defaults.REFERER)
.Setting(x => x.CookieContainer, Cookies)
.Setting(x => x.Accept, "application/json, text/javascript, */*; q=0.01")
.Setting(x => x.ContentType, "application/json")
.Setting(x => x.Method, method.Require())
.SetHeader("Origin", Defaults.ORIGIN)
.SetHeader("csrf", csrf)
.Create();
var serializer = JsonSerializationBuilder.Build().Create();
using (var serializedDataStream = new MemoryStream()) {
using (var streamWriter = new StreamWriter(serializedDataStream)) {
serializer.Serialize(streamWriter, payload);
streamWriter.Flush();
// move to start
serializedDataStream.Position = 0;
using (var rs = req.GetRequestStream()) {
serializedDataStream.CopyTo(rs);
}
var resp = req.GetResponse() as HttpWebResponse;
if (resp.StatusCode != HttpStatusCode.OK)
{
throw new WebException(resp.StatusDescription, (WebExceptionStatus)resp.StatusCode);
}
}
}
return(payload);
} catch (WebException wex) {
Console.Error.WriteLine(wex.Message);
}
return(default(T));
}
private Stream GetDataStream(string url)
{
try {
var sb = new StringBuilder();
var req = HttpWebRequestBuilder.Build(new Uri(Urls.BASE + url))
.Setting(x => x.UserAgent, Defaults.USERAGENT)
.Setting(x => x.Referer, Defaults.REFERER)
.Setting(x => x.CookieContainer, Cookies)
.Setting(x => x.Method, HttpMethods.GET)
.SetHeader("Origin", Defaults.ORIGIN)
.Create();
var response = req.GetResponse() as HttpWebResponse;
if (response.StatusCode == HttpStatusCode.OK)
{
return(response.GetResponseStream());
}
} catch (WebException wex) {
Console.Error.WriteLine(wex.Message);
}
return(null);
}
/// <summary>
/// Login to the Echo service.
/// </summary>
/// <returns></returns>
/// <exception cref="System.Net.WebException"></exception>
public bool Login()
{
// this needs to check if we need to log in, or if we are already logged in.
var document = new HtmlDocument {
OptionFixNestedTags = true
};
document.LoadHtml(Get(""));
var form = document.GetElementbyId(Defaults.LOGIN_FORM_ID).Require();
var action = form.Attributes.FirstOrDefault(x => x.Name == "action");
if (action == null || string.IsNullOrWhiteSpace(action.Value))
{
return(false);
}
var urlAction = action.Value;
var hiddens = form.SelectNodes("//input[@type=\"hidden\"]");
var kvps = new List <KeyValuePair <string, string> >();
kvps.Add(new KeyValuePair <string, string>("email", Username));
kvps.Add(new KeyValuePair <string, string>("password", Password));
kvps.Add(new KeyValuePair <string, string>("create", "0"));
foreach (var item in hiddens)
{
kvps.Add(new KeyValuePair <string, string>(item.Attributes["name"].Value, item.Attributes["value"].Value));
}
var postData = new StringBuilder();
foreach (var item in kvps)
{
postData.AppendFormat("{0}={1}&", item.Key, item.Value);
}
if (postData.Length > 0)
{
postData = postData.Remove(postData.Length - 1, 1);
}
var dataString = postData.ToString();
var dataBytes = Encoding.UTF8.GetBytes(dataString);
var req = HttpWebRequestBuilder.Build(new Uri(urlAction))
.Setting(x => x.UserAgent, Defaults.USERAGENT)
.Setting(x => x.Referer, Urls.BASE)
.Setting(x => x.CookieContainer, Cookies)
.Setting(x => x.Method, HttpMethods.POST)
.Setting(x => x.ContentType, "application/x-www-form-urlencoded")
.Setting(x => x.ContentLength, dataBytes.Length)
.SetHeader("Origin", Defaults.ORIGIN)
.Create();
using (var rstream = req.GetRequestStream()) {
rstream.Write(dataBytes, 0, dataBytes.Length);
}
var resp = req.GetResponse() as HttpWebResponse;
var statusCode = resp.StatusCode;
if (statusCode == HttpStatusCode.OK)
{
return(true);
}
// resetting the container starts the session over.
Cookies = new CookieContainer();
throw new WebException(resp.StatusDescription, (WebExceptionStatus)statusCode);
}
