/// <summary></summary>
protected async Task <CaptchaResponse> TryGetResult
(CaptchaTask task, CancellationToken cancellationToken = default)
{
var start = DateTime.Now;
CaptchaResponse result;
// Initial delay
await Task.Delay(PollingInterval);
do
{
cancellationToken.ThrowIfCancellationRequested();
result = await CheckResult(task, cancellationToken);
await Task.Delay(PollingInterval);
}while (!task.Completed && DateTime.Now - start < Timeout);
if (!task.Completed)
{
throw new TimeoutException();
}
return(result);
}
/// <inheritdoc/>
protected async override Task <CaptchaResponse> CheckResult
(CaptchaTask task, CancellationToken cancellationToken = default)
{
string response;
if (task.Type == CaptchaType.GeeTest)
{
response = await httpClient.GetStringAsync
("captchaapi/getrecaptchatext.ashx",
GetAuthPair()
.Add("action", "GETTEXT")
.Add("captchaID", task.Id),
cancellationToken)
.ConfigureAwait(false);
}
else
{
response = await httpClient.PostToStringAsync
("captchaapi/GetRecaptchaTextToken.ashx",
GetAuthPair()
.Add("action", "GETTEXT")
.Add("captchaID", task.Id),
cancellationToken)
.ConfigureAwait(false);
}
if (response.Contains("NOT_DECODED"))
{
return(default);
/// <inheritdoc/>
protected async override Task <CaptchaResponse> CheckResult(CaptchaTask task, CancellationToken cancellationToken = default)
{
var response = await httpClient.GetAsync($"captcha/{task.Id}", cancellationToken);
var query = HttpUtility.ParseQueryString(await DecodeIsoResponse(response));
if (query["text"] == string.Empty)
{
return(default);
private async Task <CaptchaResponse> TryGetResult
(string response, CaptchaType type, CancellationToken cancellationToken = default)
{
if (IsError(response))
{
throw new TaskCreationException(response);
}
var task = new CaptchaTask(response, type);
return(await TryGetResult(task, cancellationToken).ConfigureAwait(false));
}
private async Task <CaptchaResponse> TryGetResult
(NameValueCollection response, CaptchaType type, CancellationToken cancellationToken = default)
{
if (IsError(response))
{
throw new TaskCreationException(GetErrorMessage(response));
}
var task = new CaptchaTask(response["captcha"], type);
return(await TryGetResult(task, cancellationToken).ConfigureAwait(false));
}
internal async Task <CaptchaResponse> TryGetResult
(Response response, CaptchaType type, CancellationToken cancellationToken = default)
{
if (response.IsErrorCode)
{
throw new TaskCreationException(response.Request);
}
var task = new CaptchaTask(response.Request, type);
return(await TryGetResult(task, cancellationToken).ConfigureAwait(false));
}
private async Task <CaptchaResponse> TryGetResult
(TaskCreationResponse response, CaptchaType type, CancellationToken cancellationToken = default)
{
if (response.IsError)
{
throw new TaskCreationException($"{response.ErrorCode}: {response.ErrorDescription}");
}
var task = new CaptchaTask(response.TaskId, type);
return(await TryGetResult(task, cancellationToken).ConfigureAwait(false));
}
/// <inheritdoc/>
protected async override Task <CaptchaResponse> CheckResult
(CaptchaTask task, CancellationToken cancellationToken = default)
{
var response = await httpClient.GetStringAsync
("index.cgi",
GetAuthPair()
.Add("action", "usercaptchacorrectdata")
.Add("id", task.Id),
cancellationToken)
.ConfigureAwait(false);
// Not solved yet
if (string.IsNullOrEmpty(response) || response.Contains("CAPTCHA_NOT_READY"))
{
return(default);
/// <summary></summary>
protected async override Task <CaptchaResponse> CheckResult
(CaptchaTask task, CancellationToken cancellationToken = default)
{
var response = await httpClient.GetStringAsync
("res.php",
new StringPairCollection()
.Add("key", ApiKey)
.Add("action", "get")
.Add("id", task.Id.ToString())
.Add("json", Convert.ToInt32(UseJsonFlag).ToString()),
cancellationToken);
if (response.Contains("CAPCHA_NOT_READY"))
{
return(default);
/// <inheritdoc/>
protected async override Task <CaptchaResponse> CheckResult
(CaptchaTask task, CancellationToken cancellationToken = default)
{
var response = await httpClient.PostJsonToStringAsync
("getTaskResult",
new GetTaskResultRequest()
{
ClientKey = ApiKey, TaskId = (int)task.Id
},
cancellationToken).ConfigureAwait(false);
var result = response.Deserialize <GetTaskResultResponse>();
if (!result.IsReady)
{
return(default);
public CreateCaptchaTaskRequest(string apiKey, string base64)
{
clientKey = apiKey; task = new CaptchaTask(base64);
}
/// <summary></summary>
protected virtual Task <CaptchaResponse> CheckResult
(CaptchaTask task, CancellationToken cancellationToken = default)
{
throw new NotImplementedException();
}
