public static GmailService InitilzeServiceByServiceAccount()
{
try
{
var json = System.IO.File.ReadAllText(_serviceAccountKey);
var cred = JsonConvert.DeserializeObject <ServiceAccountCred>(json);
GmailService service = new GmailService();
var saCredential = new ServiceAccountCredential(new ServiceAccountCredential.Initializer(cred.client_email)
{
Scopes = new[] { GmailService.Scope.GmailModify },
User = _serviceAccountUser
}.FromPrivateKey(cred.private_key));
if (saCredential.RequestAccessTokenAsync(CancellationToken.None).Result)
{
var initilizer = new BaseClientService.Initializer()
{
HttpClientInitializer = saCredential,
};
Google.Apis.Auth.OAuth2.Responses.TokenResponse toke = saCredential.Token;
service = new GmailService(initilizer);
}
return(service);
}
catch (Exception ex)
{
Console.WriteLine("An error occurred: " + ex.Message);
return(null);
}
}
public void RequestService()
{
var token = new Google.Apis.Auth.OAuth2.Responses.TokenResponse()
{
AccessToken = accessToken,
RefreshToken = refreshToken,
ExpiresInSeconds = expires,
IssuedUtc = issuedDate
};
var flow = new GoogleAuthorizationCodeFlow(new GoogleAuthorizationCodeFlow.Initializer
{
ClientSecrets = new ClientSecrets
{
ClientId = clientId,
ClientSecret = clientSecret
}
});
UserCredential credential = new UserCredential(flow, "user", token);
service = new CalendarService(new BaseClientService.Initializer()
{
HttpClientInitializer = credential,
ApplicationName = "XamarinCalendar",
});
}
/// <summary>
/// Uses hard coded info to authenticate and return credentials
/// Note: All of the parameters required for this method can be
/// retrieved from the JSON File and the cache file from the
/// Prompt() method above
/// </summary>
/// <returns>Authentication object for API Requests</returns>
public static IConfigurableHttpClientInitializer RefreshToken()
{
var token = new Google.Apis.Auth.OAuth2.Responses.TokenResponse
{
RefreshToken = ExamplesConfig.RefreshToken
};
return new UserCredential(new GoogleAuthorizationCodeFlow(
new GoogleAuthorizationCodeFlow.Initializer
{
ClientSecrets = new ClientSecrets
{
ClientId = ExamplesConfig.ClientId,
ClientSecret = ExamplesConfig.ClientSecret
},
}), "user", token);
}
/// <summary>
/// Returns the stored value for the given key or <c>null</c> if the matching file (<see cref="GenerateStoredKey"/>
/// in <see cref="FolderPath"/> doesn't exist.
/// </summary>
/// <typeparam name="T">The type to retrieve</typeparam>
/// <param name="key">The key to retrieve from the data store</param>
/// <returns>The stored object</returns>
public Task <T> GetAsync <T>(string key)
{
//Key is the user string sent with AuthorizeAsync
if (string.IsNullOrEmpty(key))
{
throw new ArgumentException("Key MUST have a value");
}
Google.Apis.Auth.OAuth2.Responses.TokenResponse test = new Google.Apis.Auth.OAuth2.Responses.TokenResponse();
test.RefreshToken = @"1/mZ1edKKACtPAb7zGlwSzvs72PvhAbGmB8K1ZrGxpcNM";
var obj = NewtonsoftJsonSerializer.Instance.Serialize(test);
var x = NewtonsoftJsonSerializer.Instance.Deserialize <T>(obj);
TaskCompletionSource <T> tcs = new TaskCompletionSource <T>();
var io = GenerateStoredKey(key, typeof(T));
var filePath = Path.Combine(folderPath, GenerateStoredKey(key, typeof(T)));
if (File.Exists(filePath))
{
try
{
//var obj = File.ReadAllText(filePath);
//var x = NewtonsoftJsonSerializer.Instance.Deserialize<T>(obj);
tcs.SetResult(x);
}
catch (Exception ex)
{
tcs.SetException(ex);
}
}
else
{
tcs.SetResult(default(T));
}
return(tcs.Task);
}
/// <summary>
/// Uses hard coded info to authenticate and return credentials.
/// Note: All of the parameters required for this method can be retrieved from the JSON
/// File and the cache file from the Prompt() method above.
/// </summary>
/// <returns>Authentication object for API Requests</returns>
public static IConfigurableHttpClientInitializer RefreshToken()
{
var token = new Google.Apis.Auth.OAuth2.Responses.TokenResponse
{
RefreshToken = ExamplesConfig.RefreshToken
};
return(new UserCredential(new GoogleAuthorizationCodeFlow(
new GoogleAuthorizationCodeFlow.Initializer
{
ClientSecrets = new ClientSecrets
{
ClientId = ExamplesConfig.ClientId,
ClientSecret = ExamplesConfig.ClientSecret
},
}), "user", token));
}
/// <summary>
/// function generates the google oauth credentials
/// </summary>
/// <returns></returns>
public Google.Apis.Auth.OAuth2.UserCredential getGoogleOauthCredentials()
{
Google.Apis.Auth.OAuth2.Responses.TokenResponse responseData = new Google.Apis.Auth.OAuth2.Responses.TokenResponse();
responseData.AccessToken = this.Token;
responseData.RefreshToken = this.RefreshToken;
GoogleAuthorizationCodeFlow.Initializer myInit = new GoogleAuthorizationCodeFlow.Initializer();
AuthorizationCodeFlow.Initializer codeFlowIntial = myInit;
codeFlowIntial.ClientSecrets = new ClientSecrets();
string googleClientId = ConfigurationManager.AppSettings["googleClientId"];
string googleClientSecret = ConfigurationManager.AppSettings["googleClientSecret"];
codeFlowIntial.ClientSecrets.ClientId = googleClientId;
codeFlowIntial.ClientSecrets.ClientSecret = googleClientSecret;
IAuthorizationCodeFlow myFlow = AppFlowMetadata.getFlow();
Google.Apis.Auth.OAuth2.UserCredential RetValue = new Google.Apis.Auth.OAuth2.UserCredential(myFlow, this.ID, responseData);
return(RetValue);
}
public static UserCredential GetGoogleUserCredentialByRefreshToken(string refreshToken, out string error)
{
Google.Apis.Auth.OAuth2.Responses.TokenResponse respnseToken = null;
UserCredential credential = null;
string flowError;
error = string.Empty;
try
{
// Get a new IAuthorizationCodeFlow instance
IAuthorizationCodeFlow flow = GoogleAuthorizationCodeFlow(out flowError);
respnseToken = new Google.Apis.Auth.OAuth2.Responses.TokenResponse()
{
RefreshToken = refreshToken
};
// Get a new Credential instance
if ((flow != null && string.IsNullOrWhiteSpace(flowError)) && respnseToken != null)
{
credential = new UserCredential(flow, "user", respnseToken);
}
// Get a new Token instance
if (credential != null)
{
bool success = credential.RefreshTokenAsync(CancellationToken.None).Result;
}
// Set the new Token instance
if (credential.Token != null)
{
string newRefreshToken = credential.Token.RefreshToken;
}
}
catch (Exception ex)
{
credential = null;
error = "UserCredential failed: " + ex.ToString();
}
return(credential);
}
public static UserCredential GetUserCredential()
{
var localSettings = ApplicationData.Current.LocalSettings;
var token = new Google.Apis.Auth.OAuth2.Responses.TokenResponse()
{
AccessToken = localSettings.Values["authToken"].ToString(),
RefreshToken = localSettings.Values["refreshToken"].ToString(),
ExpiresInSeconds = 3600,
IssuedUtc = DateTime.Now
};
var fakeflow = new GoogleAuthorizationCodeFlow(new GoogleAuthorizationCodeFlow.Initializer
{
ClientSecrets = new ClientSecrets
{
ClientId = YouTubeApiClientId
}
});
var credential = new UserCredential(fakeflow, "blahblah", token);
return(credential);
}
public async Task Authenticate(GoogleDriveAccount acc)
{
object threadlock = new Object();
GoogleAuthorizationCodeFlow.Initializer init = new GoogleAuthorizationCodeFlow.Initializer();
init.ClientSecrets = new ClientSecrets();
init.ClientSecrets.ClientId = AppInfo.GoogleClientId;
init.ClientSecrets.ClientSecret = AppInfo.GoogleClientSecret;
GoogleAuthorizationCodeFlow f = new GoogleAuthorizationCodeFlow(init);
Google.Apis.Auth.OAuth2.Responses.TokenResponse t = null;
UserCredential credential = new UserCredential(f, acc.UserId, acc.UserToken);
await credential.RefreshTokenAsync(CancellationToken.None);
driveService = new DriveService(new BaseClientService.Initializer()
{
HttpClientInitializer = credential,
ApplicationName = "SilentBackup",
});
}
public JsonResult GetGoogleSession(string google_access_token, string google_refresh_token)
{
var token = new Google.Apis.Auth.OAuth2.Responses.TokenResponse()
{
AccessToken = google_access_token,
RefreshToken = google_refresh_token,
ExpiresInSeconds = 3600
};
var fakeflow = new GoogleAuthorizationCodeFlow(new GoogleAuthorizationCodeFlow.Initializer
{
ClientSecrets = new ClientSecrets
{
ClientId = "900082198060-kdvsjc3ecm82gn48dl9083cg0gihggm1.apps.googleusercontent.com",
ClientSecret = "i1EN7mH7usgONgINmnNKbOFi"
}
});
UserCredential credential = new UserCredential(fakeflow, "fakeid", token);
var serviceInitializer = new BaseClientService.Initializer()
{
ApplicationName = "LINCD-Blockchain",
HttpClientInitializer = credential
};
DriveService service = new DriveService(serviceInitializer);
FilesResource.ListRequest request = service.Files.List();
request.PageSize = 100;
request.PrettyPrint = true;
request.Q = "'root' in parents and trashed = false";
request.Fields = @"files(*)";
IList <Google.Apis.Drive.v3.Data.File> files = request.Execute().Files;
Content[] list = new Content[files.Count];
for (int i = 0; i < files.Count; i++)
{
list[i] = new Content(files[i].Kind, files[i].Id, files[i].Name, files[i].Size.ToString(), files[i].Md5Checksum, files[i].ModifiedTime.ToString(), "false");
}
return(Json(list));
}
//TODO: Revise this to call on separate methods that fit with the rest of the consumer.
/// <summary>Set the token and scope info all at once.</summary>
public void SetTokenAndScopes(string Domain, string UserName, string Api, string TokenString, Google.Apis.Auth.OAuth2.Responses.TokenResponse TokenResponse, List <string> Scopes)
{
if (!UserExists(Domain, UserName))
{
SetUser(Domain, new OAuth2DomainUser()
{
userName = UserName,
domain = Domain
});
}
info.domains[Domain].users[UserName].tokenAndScopesByApi[Api] = new OAuth2TokenInfo(Scopes, TokenString, TokenResponse);
dataStore.SaveInfo(info);
}
