我正在写一个小的桌面应用程序,将上传文件到谷歌驱动器。所以当我登录到我的谷歌帐户时,一切都很好,但是当我没有登录时,程序会在这个页面上启动浏览器"https://accounts.google.com/ServiceLogin“。我使用的是以下代码:
        ClientSecrets secret = new ClientSecrets();
        secret.ClientId = "my_client_id";
        secret.ClientSecret = "my_client_secret";
        UserCredential credential = GoogleWebAuthorizationBroker.AuthorizeAsync(secret, new[] { DriveService.Scope.Drive }, "user", CancellationToken.None).Result;
        var service = new DriveService(new BaseClientService.Initializer() { HttpClientInitializer = credential, ApplicationName = "TestUpload" });
        File body = new File();
        body.Title = "Title123";
        body.Description = "Decription123";
        body.MimeType = "image/png";
        byte[] arr = System.IO.File.ReadAllBytes(fileName);
        System.IO.MemoryStream stream = new System.IO.MemoryStream(arr);
        FilesResource.InsertMediaUpload request = service.Files.Insert(body, stream, "image/png");
        request.Upload();那么,我如何才能在不引发浏览器的情况下以编程方式授权呢?
发布于 2014-12-17 15:39:30
您的大部分问题是您没有保存身份验证的事实。您正在请求访问权限,但没有保存它。在下面的示例中,fileDataStore以这种方式将身份验证信息存储在您pc上%AppData%中的一个文件中,您下次运行该程序时将不需要身份验证,也不会要求您当时登录到谷歌。
//Scopes for use with the Google Drive API
string[] scopes = new string[] { DriveService.Scope.Drive,
                                 DriveService.Scope.DriveFile};
// here is where we Request the user to give us access, or use the Refresh Token that was previously stored in %AppData%
UserCredential credential = 
            GoogleWebAuthorizationBroker
                          .AuthorizeAsync(new ClientSecrets { ClientId = CLIENT_ID
                                                            , ClientSecret = CLIENT_SECRET }
                                          ,scopes
                                          ,Environment.UserName
                                          ,CancellationToken.None
                                          ,new FileDataStore("Daimto.GoogleDrive.Auth.Store")
                                          ).Result;
DriveService service = new DriveService(new BaseClientService.Initializer()
 {
 HttpClientInitializer = credential,
 ApplicationName = "Drive API Sample",
 });
 public static File uploadFile(DriveService _service, string _uploadFile, string _parent) {
            if (System.IO.File.Exists(_uploadFile))
            {
                File body = new File();
                body.Title = System.IO.Path.GetFileName(_uploadFile);
                body.Description = "File uploaded by Diamto Drive Sample";
                body.MimeType = GetMimeType(_uploadFile);
                body.Parents = new List<ParentReference>() { new ParentReference() { Id = _parent } };
                // File's content.
                byte[] byteArray = System.IO.File.ReadAllBytes(_uploadFile);
                System.IO.MemoryStream stream = new System.IO.MemoryStream(byteArray);
                try
                {
                    FilesResource.InsertMediaUpload request = _service.Files.Insert(body, stream, GetMimeType(_uploadFile));
                    request.Upload();
                    return request.ResponseBody;
                }
                catch (Exception e)
                {
                    Console.WriteLine("An error occurred: " + e.Message);
                    return null;
                }
            }
            else {
                Console.WriteLine("File does not exist: " + _uploadFile);
                return null;
            }           
        }这段代码是从Google Drive C# upload教程中摘录的,如果你想了解更多关于它做什么以及它是如何工作的信息,你可能想要检查一下。在GitHub上的Google-Dotnet-Samples项目中也有一个可用的样例项目。本教程基于该示例项目。
https://stackoverflow.com/questions/27519019
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