/// <summary>
/// Submit recaptcha and get it's captcha ID
/// Check API docs for more info on how to get page_url and sitekey
/// </summary>
/// <param name="page_url">page url (check API docs)</param>
/// <param name="sitekey">site key (check API docs)</param>
/// <param name="proxy">IP:Port (optional)</param>
/// <param name="proxy_type">ProxyType (optional)</param>
/// <returns></returns>
public string submit_recaptcha(string page_url, string sitekey, string proxy = "")
{
// check given vars
if (string.IsNullOrWhiteSpace(page_url))
{
throw new Exception("page_url variable is null or empty");
}
if (string.IsNullOrWhiteSpace(sitekey))
{
throw new Exception("sitekey variable is null or empty");
}
string url = "";
// create dict (params)
Dictionary <string, string> d = new Dictionary <string, string>();
d.Add("action", "UPLOADCAPTCHA");
d.Add("pageurl", page_url);
d.Add("googlekey", sitekey);
// add proxy params if given
if (!string.IsNullOrWhiteSpace(proxy))
{
d.Add("proxy", proxy);
}
if (!string.IsNullOrWhiteSpace(this._username))
{
d.Add("username", this._username);
d.Add("password", this._password);
url = RECAPTCHA_SUBMIT_ENDPOINT;
}
else
{
d.Add("token", this._access_token);
url = RECAPTCHA_SUBMIT_ENDPOINT_TOKEN;
}
// affiliate id
if (!string.IsNullOrWhiteSpace(this._affiliateid) && this._affiliateid.ToString() != "0")
{
d.Add("affiliateid", this._affiliateid);
}
var post_data = Utils.list_to_params(d); // transform dict to params
string response = Utils.POST(url, post_data, USER_AGENT, this._timeout); // make request
if (response.Contains("ERROR:"))
{
var response_err = response.Split(new string[] { "ERROR:" }, StringSplitOptions.None)[1].Trim();
this._error = response_err;
throw new Exception(response_err);
}
// set as recaptcha [id] response and return
var r = new Recaptcha(response);
this._recaptcha = r;
return(this._recaptcha.captcha_id()); // return captcha id
}
/// <summary>
/// Retrieve recaptcha response using captcha ID
/// </summary>
/// <param name="captcha_id"></param>
/// <returns></returns>
public string retrieve_captcha(string captcha_id)
{
// check if ID is OK
if (string.IsNullOrWhiteSpace(captcha_id))
{
throw new Exception("captcha ID is null or empty");
}
string url = "";
// init params object
Dictionary <string, string> d = new Dictionary <string, string>();
d.Add("action", "GETTEXT");
d.Add("captchaid", captcha_id);
if (!string.IsNullOrWhiteSpace(this._username))
{
d.Add("username", this._username);
d.Add("password", this._password);
url = RECAPTCHA_RETRIEVE_ENDPOINT;
}
else
{
d.Add("token", this._access_token);
url = RECAPTCHA_RETRIEVE_ENDPOINT_TOKEN;
}
var post_data = Utils.list_to_params(d); // transform dict to params
string response = Utils.POST(url, post_data, USER_AGENT, this._timeout); // make request
if (response.Contains("ERROR:"))
{
var response_err = response.Split(new string[] { "ERROR:" }, StringSplitOptions.None)[1].Trim();
// in this case, if we get NOT_DECODED, we don't need it saved to obj
// because it's used by bool in_progress(int captcha_id) as well
if (!response_err.Contains("NOT_DECODED"))
{
this._error = response_err;
}
throw new Exception(response_err);
}
// set as recaptcha response and return
this._recaptcha = new Recaptcha(captcha_id);
this._recaptcha.set_response(response);
return(this._recaptcha.response()); // return captcha text
}