public static int Compare(string a, string b, StringComparison2 comparisonType)
{
if (comparisonType == StringComparison2.InvariantCultureIgnoreCase)
{
return(System.Globalization.CultureInfo.InvariantCulture
.CompareInfo.Compare(a, b, System.Globalization.CompareOptions.IgnoreCase));
}
if (comparisonType == StringComparison2.InvariantCulture)
{
return(System.Globalization.CultureInfo.InvariantCulture
.CompareInfo.Compare(a, b, System.Globalization.CompareOptions.None));
}
return(string.Compare(a, b, (StringComparison)comparisonType));
}
public static bool EndsWith(string some, string value, StringComparison2 comparisonType)
{
if (some == null && value == null)
{
return(true);
}
if (some == null || value == null)
{
return(false);
}
if (value.Length > some.Length)
{
return(false);
}
string end = some.Substring(some.Length - value.Length, value.Length);
return(String2.Equals(end, value, comparisonType));
}
/// <summary>
/// Gets user Gmail email address.
/// </summary>
/// <returns>Returns user Gmail email address.</returns>
/// <exception cref="InvalidOperationException">Is raised when this method is called in invalid state.</exception>
public string GetUserEmail()
{
if (string.IsNullOrEmpty(m_AccessToken))
{
throw new InvalidOperationException("Invalid state, you need to call 'GetAccessToken' method first.");
}
string url = "https://www.googleapis.com/userinfo/email";
string timestamp = GenerateTimeStamp();
string nonce = GenerateNonce();
// Build signature base.
StringBuilder xxx = new StringBuilder();
xxx.Append("oauth_consumer_key=" + UrlEncode(m_ConsumerKey));
xxx.Append("&oauth_nonce=" + UrlEncode(nonce));
xxx.Append("&oauth_signature_method=" + UrlEncode("HMAC-SHA1"));
xxx.Append("&oauth_timestamp=" + UrlEncode(timestamp));
xxx.Append("&oauth_token=" + UrlEncode(m_AccessToken));
xxx.Append("&oauth_version=" + UrlEncode("1.0"));
string signatureBase = "GET" + "&" + UrlEncode(url) + "&" + UrlEncode(xxx.ToString());
// Calculate signature.
string signature = ComputeHmacSha1Signature(signatureBase, m_ConsumerSecret, m_AccessTokenSecret);
//Build Authorization header.
StringBuilder authHeader = new StringBuilder();
authHeader.Append("Authorization: OAuth ");
authHeader.Append("oauth_version=\"1.0\", ");
authHeader.Append("oauth_nonce=\"" + nonce + "\", ");
authHeader.Append("oauth_timestamp=\"" + timestamp + "\", ");
authHeader.Append("oauth_consumer_key=\"" + m_ConsumerKey + "\", ");
authHeader.Append("oauth_token=\"" + UrlEncode(m_AccessToken) + "\", ");
authHeader.Append("oauth_signature_method=\"HMAC-SHA1\", ");
authHeader.Append("oauth_signature=\"" + UrlEncode(signature) + "\"");
// Create web request and read response.
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "GET";
request.Headers.Add(authHeader.ToString());
using (WebResponse response = request.GetResponse()){
using (StreamReader reader = new StreamReader(response.GetResponseStream())){
foreach (string parameter in HttpUtility.UrlDecode(reader.ReadToEnd()).Split('&'))
{
string[] name_value = parameter.Split('=');
// string.Equals(name_value[0],"email", StringComparison2.InvariantCultureIgnoreCase)
if (StringComparison2.Equals(name_value[0], "email"))
{
m_Email = name_value[1];
}
}
}
}
return(m_Email);
}
