protected void Page_Load(object sender, EventArgs e)
{
GoogleAuthorizationCodeFlow flow;
var assembly = Assembly.GetExecutingAssembly();
using (var stream = assembly.GetManifestResourceStream("Tasks.ASP.NET.SimpleOAuth2.client_secrets.json"))
{
flow = new GoogleAuthorizationCodeFlow(new GoogleAuthorizationCodeFlow.Initializer
{
DataStore = new FileDataStore("Tasks.ASP.NET.Sample.Store"),
ClientSecretsStream = stream,
Scopes = new[] { TasksService.Scope.TasksReadonly }
});
}
var uri = Request.Url.ToString();
var code = Request["code"];
if (code != null)
{
var token = flow.ExchangeCodeForTokenAsync(UserId, code,
uri.Substring(0, uri.IndexOf("?")), CancellationToken.None).Result;
// Extract the right state.
var oauthState = AuthWebUtility.ExtracRedirectFromState(
flow.DataStore, UserId, Request["state"]).Result;
Response.Redirect(oauthState);
}
else
{
var result = new AuthorizationCodeWebApp(flow, uri, uri).AuthorizeAsync(UserId,
CancellationToken.None).Result;
if (result.RedirectUri != null)
{
// Redirect the user to the authorization server.
Response.Redirect(result.RedirectUri);
}
else
{
// The data store contains the user credential, so the user has been already authenticated.
service = new TasksService(new BaseClientService.Initializer
{
ApplicationName = "Tasks API Sample",
HttpClientInitializer = result.Credential
});
}
}
}
public object Authorize(HttpRequest Request, string accountName)
{
try
{
var uri = Request.Url.ToString();
var code = Request["code"];
var error = Request["error"];
if (!string.IsNullOrEmpty(error))
if (error == "access_denied")
return new UserRejectException();
else
return new UnknownException(error);
BloggerService = null;
if (code != null)
{
string redirectUri = uri.Substring(0, uri.IndexOf("?"));
var token = CodeFlow.ExchangeCodeForTokenAsync(accountName, code, redirectUri, CancellationToken.None).Result;
string state = Request["state"];
var result = AuthWebUtility.ExtracRedirectFromState(CodeFlow.DataStore, accountName, state);
return result;
}
else
{
string redirectUri = uri;
string state = "ostate_";// Guid.NewGuid().ToString("N");
var result = new AuthorizationCodeWebApp(CodeFlow, redirectUri, state).AuthorizeAsync(accountName, CancellationToken.None).Result;
if (result.RedirectUri != null)
{
return result;
}
else
{
BloggerService = new BloggerService(new BaseClientService.Initializer()
{
HttpClientInitializer = result.Credential,
ApplicationName = APPLICATION_NAME
});
// alright
return "OK";
}
}
}
catch (Exception ex)
{
return ex;
}
}
public async Task<string> GetFileUri(AuthorizationCodeWebApp.AuthResult result)
{
var driveService = new DriveService(new BaseClientService.Initializer
{
HttpClientInitializer = result.Credential,
ApplicationName = "ASP.NET Google APIs MVC Sample"
});
var listReq = driveService.Files.List();
listReq.Fields = "items/title,items/id,items/createdDate,items/downloadUrl,items/exportLinks";
var list = await listReq.ExecuteAsync();
var timeReport = list.Items.FirstOrDefault(x => x.ExportLinks != null && x.Title.Contains("Time Report"));
if (timeReport == null)
{
throw new Exception(
"You dont have Time Report./n Reason 1)You dont have xslx doc that contains Time report in name");
}
var downloaduri = timeReport.ExportLinks.FirstOrDefault(x => x.Value.Contains("xlsx")).Value;
return downloaduri;
}
public async Task<List<FileModel>> GetFileModels(AuthorizationCodeWebApp.AuthResult result)
{
var driveService = new DriveService(new BaseClientService.Initializer
{
HttpClientInitializer = result.Credential,
ApplicationName = "ASP.NET Google APIs MVC Sample"
});
var listReq = driveService.Files.List();
listReq.Fields = "items/title,items/id,items/createdDate,items/downloadUrl,items/exportLinks";
var list = await listReq.ExecuteAsync();
var items = (list.Items.Where(x => x.ExportLinks != null).Select(file => new FileModel
{
Title = file.Title,
Id = file.Id,
CreatedDate = file.CreatedDate,
ExprotList = file.ExportLinks.Select(x => x.Value).ToList(),
DownloadUrl = file.DownloadUrl
})).OrderBy(f => f.Title).ToList();
return items;
}
public AuthResultAdapter(AuthorizationCodeWebApp.AuthResult result)
{
_result = result;
}