public string SendRequest(ReCaptchaVerificationRequest requestObject)
{
var request = (HttpWebRequest)WebRequest.Create(requestObject.requestURL);
var postData = $@"secret={requestObject.secretKey}";
if (!String.IsNullOrEmpty(requestObject.userResponse))
{
postData += $@"&response={requestObject.userResponse}";
}
if (!String.IsNullOrEmpty(requestObject.userIP))
{
postData += $@"&remoteip={requestObject.userIP}";
}
var data = Encoding.ASCII.GetBytes(postData);
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = data.Length;
using (var stream = request.GetRequestStream()) {
stream.Write(data, 0, data.Length);
}
var response = (HttpWebResponse)request.GetResponse();
string responseString;
using (var streamReader = new StreamReader(response.GetResponseStream())) {
responseString = streamReader.ReadToEnd();
}
return(responseString);
}
public Task <ReCaptchaVerificationResponse> VerifyUserReCaptchaAsync(string gResponse)
{
return(Task.Run(() => {
var verificationRequest = new ReCaptchaVerificationRequest()
.SetSecretKey(clientSettings.GetVerificationClientSecret())
.SetUserResponse(gResponse);
var response = (httpClient == null) ? this.verificationClient.SendRequest(verificationRequest) :
this.verificationClient.SendRequest(verificationRequest, this.httpClient);
return this.responseBuilder.BuildVerificationResponse(response);
}));
}
public string SendRequest(ReCaptchaVerificationRequest requestObject, HttpClient httpClient)
{
var parameters = new Dictionary <string, string> {
{ ReCaptchaRequestConsts.SECRET, requestObject.secretKey }
};
if (!String.IsNullOrEmpty(requestObject.userResponse))
{
parameters.Add(ReCaptchaRequestConsts.RESPONSE, requestObject.userResponse);
}
if (!String.IsNullOrEmpty(requestObject.userIP))
{
parameters.Add(ReCaptchaRequestConsts.REMOTE_IP, requestObject.userIP);
}
var content = new FormUrlEncodedContent(parameters);
var response = httpClient.PostAsync(requestObject.requestURL, content).Result;
var responseString = response.Content.ReadAsStringAsync().Result;
return(responseString);
}