| private UrlDecode ( string encodedValue ) : string | ||
| encodedValue | string | |
| return | string | |
/// <summary>
/// Gets Gmail request Token.
/// </summary>
/// <param name="callback">OAuth callback Url.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>callback</b> is null reference.</exception>
/// <exception cref="InvalidOperationException">Is raised when this method is called in invalid state.</exception>
public void GetRequestToken(string callback)
{
if (callback == null)
{
throw new ArgumentNullException("callback");
}
if (!string.IsNullOrEmpty(m_RequestToken))
{
throw new InvalidOperationException("Invalid state, you have already called this 'GetRequestToken' method.");
}
// For more info see: http://googlecodesamples.com/oauth_playground/
string timestamp = GenerateTimeStamp();
string nonce = GenerateNonce();
string url = "https://www.google.com/accounts/OAuthGetRequestToken?scope=" + UrlEncode(m_Scope);
string sigUrl = "https://www.google.com/accounts/OAuthGetRequestToken";
// Build signature base.
StringBuilder xxx = new StringBuilder();
xxx.Append("oauth_callback=" + UrlEncode(callback));
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_version=" + UrlEncode("1.0"));
xxx.Append("&scope=" + UrlEncode(m_Scope));
string signatureBase = "GET" + "&" + UrlEncode(sigUrl) + "&" + UrlEncode(xxx.ToString());
// Calculate signature.
string signature = ComputeHmacSha1Signature(signatureBase, m_ConsumerSecret, null);
//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_callback=\"" + UrlEncode(callback) + "\", ");
authHeader.Append("oauth_signature_method=\"HMAC-SHA1\", ");
authHeader.Append("oauth_signature=\"" + UrlEncode(signature) + "\"");
// Create web request and read response.
Helpers.SendHttpRequest(url, "GET",
contentString: null,
additionalHeaders: new Dictionary <String, String>()
{
{ "Authorization", "OAuth " + authHeader.ToString() }
},
handleResponseFunc: (WebResponse response) =>
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
foreach (string parameter in HttpUtility.UrlDecode(reader.ReadToEnd()).Split('&'))
{
string[] name_value = parameter.Split('=');
if (string.Equals(name_value[0], "oauth_token", Helpers.GetDefaultIgnoreCaseComparison()))
{
m_RequestToken = name_value[1];
}
else if (string.Equals(name_value[0], "oauth_token_secret", Helpers.GetDefaultIgnoreCaseComparison()))
{
m_RequestTokenSecret = name_value[1];
}
}
}
});
}
HttpListener SearchListener(Uri uri, out ListenerPrefix prefix)
{
prefix = null;
if (uri == null)
{
return(null);
}
string host = uri.Host;
int port = uri.Port;
string path = WebUtility.UrlDecode(uri.AbsolutePath);
string path_slash = path [path.Length - 1] == '/' ? path : path + "/";
HttpListener best_match = null;
int best_length = -1;
if (host != null && host != "")
{
Hashtable p_ro = prefixes;
foreach (ListenerPrefix p in p_ro.Keys)
{
string ppath = p.Path;
if (ppath.Length < best_length)
{
continue;
}
if (p.Host != host || p.Port != port)
{
continue;
}
if (path.StartsWith(ppath) || path_slash.StartsWith(ppath))
{
best_length = ppath.Length;
best_match = (HttpListener)p_ro [p];
prefix = p;
}
}
if (best_length != -1)
{
return(best_match);
}
}
ArrayList list = unhandled;
best_match = MatchFromList(host, path, list, out prefix);
if (path != path_slash && best_match == null)
{
best_match = MatchFromList(host, path_slash, list, out prefix);
}
if (best_match != null)
{
return(best_match);
}
list = all;
best_match = MatchFromList(host, path, list, out prefix);
if (path != path_slash && best_match == null)
{
best_match = MatchFromList(host, path_slash, list, out prefix);
}
if (best_match != null)
{
return(best_match);
}
return(null);
}
/// <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.
Helpers.SendHttpRequest(url, "GET",
contentString: null,
additionalHeaders: new Dictionary <String, String>()
{
{ "Authorization", "OAuth " + authHeader.ToString() }
},
handleResponseFunc: (WebResponse response) =>
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
foreach (string parameter in HttpUtility.UrlDecode(reader.ReadToEnd()).Split('&'))
{
string[] name_value = parameter.Split('=');
if (string.Equals(name_value[0], "email", Helpers.GetDefaultIgnoreCaseComparison()))
{
m_Email = name_value[1];
}
}
}
});
return(m_Email);
}
private HttpListener?SearchListener(Uri?uri, out ListenerPrefix?prefix)
{
prefix = null;
if (uri == null)
{
return(null);
}
string host = uri.Host;
int port = uri.Port;
string path = WebUtility.UrlDecode(uri.AbsolutePath);
string pathSlash = path.EndsWith('/') ? path : path + "/";
HttpListener?bestMatch = null;
int bestLength = -1;
if (host != null && host != "")
{
Dictionary <ListenerPrefix, HttpListener> localPrefixes = _prefixes;
foreach (ListenerPrefix p in localPrefixes.Keys)
{
string ppath = p.Path !;
if (ppath.Length < bestLength)
{
continue;
}
if (p.Host != host || p.Port != port)
{
continue;
}
if (path.StartsWith(ppath, StringComparison.Ordinal) || pathSlash.StartsWith(ppath, StringComparison.Ordinal))
{
bestLength = ppath.Length;
bestMatch = localPrefixes[p];
prefix = p;
}
}
if (bestLength != -1)
{
return(bestMatch);
}
}
List <ListenerPrefix>?list = _unhandledPrefixes;
bestMatch = MatchFromList(host, path, list, out prefix);
if (path != pathSlash && bestMatch == null)
{
bestMatch = MatchFromList(host, pathSlash, list, out prefix);
}
if (bestMatch != null)
{
return(bestMatch);
}
list = _allPrefixes;
bestMatch = MatchFromList(host, path, list, out prefix);
if (path != pathSlash && bestMatch == null)
{
bestMatch = MatchFromList(host, pathSlash, list, out prefix);
}
if (bestMatch != null)
{
return(bestMatch);
}
return(null);
}
