private static AuthInfo GetInstagramAuth(string oAuthUri, string clientId, string redirectUri,
InstagramConfig config, string login, string password)
{
List<Auth.Scope> scopes = new List<Auth.Scope>();
scopes.Add(Auth.Scope.basic);
var link = InstaSharp.Auth.AuthLink(oAuthUri, clientId, redirectUri, scopes);
// User name in the specified node
CookieAwareWebClient client = new CookieAwareWebClient();
// We went to the login page
var result = client.DownloadData(link);
var html = System.Text.Encoding.Default.GetString(result);
// Take the token
string csr = "";
string pattern = @"csrfmiddlewaretoken""\svalue=""(.+)""";
var r = new System.Text.RegularExpressions.Regex(pattern);
var m = r.Match(html);
csr = m.Groups[1].Value;
// Login
string loginLink = string.Format(
"https://instagram.com/accounts/login/?next=/oauth/authorize/%3Fclient_id%3D{0}%26redirect_uri%3Dhttp%3A//www.pwr.wroc.pl%26response_type%3Dcode%26scope%3Dbasic", clientId);
NameValueCollection parameters = new NameValueCollection();
parameters.Add("csrfmiddlewaretoken", csr);
parameters.Add("username", login);
parameters.Add("password", password);
// You need to add the secret cookies received pre-login
// Looking for something headers
string agent = "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0)";
client.Headers["Referer"] = loginLink;
client.Headers["Host"] = "instagram.com";
client.Headers["Content-Type"] = "application/x-www-form-urlencoded";
client.Headers["User-Agent"] = agent;
client.Headers["Accept-Language"] = "pl-PL";
client.Headers["Accept"] = "text/html, application/xhtml+xml, */*";
client.Headers["Cache-Control"] = "no-cache";
// request
var result2 = client.UploadValues(loginLink, "POST", parameters);
// Fasting data received code
// New link is not on the api, and on instagram
string newPostLink = string.Format(
"https://instagram.com/oauth/authorize/?client_id={0}&redirect_uri=http://www.pwr.wroc.pl&response_type=code&scope=basic", clientId);
HttpWebRequest request =
(HttpWebRequest)WebRequest.Create(newPostLink);
request.AllowAutoRedirect = false;
request.CookieContainer = client.CookieContainer;
request.Referer = newPostLink;
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.UserAgent = agent;
string postData = string.Format("csrfmiddlewaretoken={0}&allow=Authorize", csr);
request.ContentLength = postData.Length;
ASCIIEncoding encoding = new ASCIIEncoding();
byte[] loginDataBytes = encoding.GetBytes(postData);
request.ContentLength = loginDataBytes.Length;
Stream stream = request.GetRequestStream();
stream.Write(loginDataBytes, 0, loginDataBytes.Length);
// send the request
var response = request.GetResponse();
string location = response.Headers["Location"];
// Now take out the code and get the authentication
pattern = @"www.pwr.wroc.pl\?code=(.+)";
r = new System.Text.RegularExpressions.Regex(pattern);
m = r.Match(location);
string code = m.Groups[1].Value;
// Finally, we get an authentication token
var auth = new InstaSharp.Auth(config); //.OAuth(InstaSharpConfig.config);
// now we have to call back to instagram and include the code they gave us
// along with our client secret
var oauthResponse = auth.RequestToken(code);
return oauthResponse;
}
public static Auth GetAuth()
{
var auth = new Auth(GetConfig());
return auth;
}
