C# .net 上传文件OneDrive里面可以在线编辑文件

1. 首先配置 登录 Azure 进入  https://portal.azure.com/ 配置好之后获取,客户端ID、租户id、客户密码、

配置地址 可以按照  https://www.cnblogs.com/xds881010/p/13751037.html 进行配置。

 

通过NuGet安装

引用using  Microsoft.Graph 4.47.0 版本

引用 using Microsoft.Identity.Client 4.72.1

1. 获取token命令

 public class OneDriveUploader
 {
     private readonly string _clientId;
     private readonly string _tenantId;
     private readonly string _clientSecret;
     private readonly bool _isChinaCloud;

     public OneDriveUploader(string clientId, string tenantId, string clientSecret, bool isChinaCloud = false)
     {
         _clientId = clientId;
         _tenantId = tenantId;
         _clientSecret = clientSecret;
         _isChinaCloud = isChinaCloud;
     }
 

     public async Task UploadFileAsync(string localFilePath, string oneDriveFolderPath = null)
     {
         try
         {
             DriveItem uploadedFile;
             //var graphClient = GetGraphClient();

             // 1. 获取认证令牌
             var graphClient = await GetAuthenticatedClient();
             using var fileStream = System.IO.File.OpenRead(localFilePath);
             var fileName = Path.GetFileName(localFilePath);

             //https://microsoftgraph.chinacloudapi.cn/Files.ReadWrite.All

             var drive = await graphClient.Users["cameron.xu@jfcchina.com"].Drive
             .Request()
             .GetAsync();
             // 确定上传路径
             var uploadPath = string.IsNullOrEmpty(oneDriveFolderPath)
                 ? fileName
                 : $"{oneDriveFolderPath}/{fileName}";

             // 小文件直接上传 (<4MB)
             if (fileStream.Length < 4 * 1024 * 1024)
             {
                 uploadedFile = await graphClient.Users["上传到对应站点下邮箱/对象ID"].Drive.Root
                      .ItemWithPath(uploadPath)
                      .Content
                      .Request()
                      .PutAsync<DriveItem>(fileStream);
             }
             else 
             {

                 // 大文件分块上传
                 var uploadSession = await graphClient.Users[""].Drive.Root
                     .ItemWithPath(uploadPath)
                     .CreateUploadSession()
                     .Request()
                     .PostAsync();

                 var uploadTask = new LargeFileUploadTask<DriveItem>(
                     uploadSession, fileStream, 320 * 1024); // 320KB 分块

                 var uploadResult = await uploadTask.UploadAsync();

                 if (!uploadResult.UploadSucceeded)
                 {
                     throw new Exception("大文件上传失败");
                 }
                 uploadedFile = uploadResult.ItemResponse;

  
             }

             // 2. 创建编辑链接
             var permission = await graphClient.Users["cameron.xu@jfcchina.com"].Drive.Items[uploadedFile.Id]
                 .CreateLink("edit", "organization",
                     expirationDateTime: DateTimeOffset.Now.AddDays(7))
                 .Request()
                 .PostAsync();


             var ss =  permission.Link.WebUrl;

             var url = uploadedFile.WebUrl;




             Console.WriteLine($"文件上传成功！ID:");
         }
         catch (Exception ex)
         {
             Console.WriteLine($"上传失败: {ex.Message}");
             throw;
         }
     }

     private async Task<GraphServiceClient> GetAuthenticatedClient()
     {
         // 确定云环境配置
         string authority = _isChinaCloud
             ? $"https://login.partner.microsoftonline.cn/{_tenantId}"
             : $"https://login.microsoftonline.com/{_tenantId}";

         string graphScope = _isChinaCloud
             ? "https://microsoftgraph.chinacloudapi.cn/.default"
             : "https://graph.microsoft.com/.default";

         string graphEndpoint = _isChinaCloud
             ? "https://microsoftgraph.chinacloudapi.cn/v1.0"
             : "https://graph.microsoft.com/v1.0";

         // 创建机密客户端应用
         var app = ConfidentialClientApplicationBuilder
             .Create(_clientId)
             .WithClientSecret(_clientSecret)
             .WithAuthority(new Uri(authority))
             .Build();

         // 获取访问令牌
         var authResult = await app.AcquireTokenForClient(new[] { graphScope })
             .ExecuteAsync();


         // 1. 获取认证配置
         var authProvider = new DelegateAuthenticationProvider(async (request) =>
         {
             request.Headers.Authorization =
                 new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", authResult.AccessToken);
         });



         // 2. 创建Graph客户端并设置终结点
         var graphClient = new GraphServiceClient(authProvider)
         {
             BaseUrl = _isChinaCloud ?
                 "https://microsoftgraph.chinacloudapi.cn/v1.0" :
                 "https://graph.microsoft.com/v1.0"
         };

         return graphClient;
     }
}

// 替换为你的实际凭据
var clientId = "";
var tenantId = "";
var clientSecret = "";
var isChinaCloud = true;

var uploader = new OneDriveUploader(clientId, tenantId, clientSecret, isChinaCloud);

// 上传小文件
await uploader.UploadFileAsync(@"F:\ConsoleApp3\example.docx", "Work/Documents");

 

 这个保存是对应的下面没有站点。需要开放