定义ICustomFileProvider（自定义文件提供器接口），分别实现SSH和OSS，减少文件服务代码耦合
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hans
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// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
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//
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// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
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//
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// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
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namespace Admin.NET.Core.Service;
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public class DefaultFileProvider : ICustomFileProvider, ITransient
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{
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public Task DeleteFileAsync(SysFile sysFile)
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{
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var filePath = Path.Combine(App.WebHostEnvironment.WebRootPath, sysFile.FilePath ?? "", sysFile.Id + sysFile.Suffix);
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if (File.Exists(filePath)) File.Delete(filePath);
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return Task.CompletedTask;
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}
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public async Task<string> DownloadFileBase64Async(SysFile sysFile)
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{
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var filePath = Path.Combine(App.WebHostEnvironment.WebRootPath, sysFile.FilePath);
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if (!Directory.Exists(filePath))
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Directory.CreateDirectory(filePath);
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var realFile = Path.Combine(filePath, $"{sysFile.Id}{sysFile.Suffix}");
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if (!File.Exists(realFile))
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{
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Log.Error($"DownloadFileBase64:文件[{realFile}]不存在");
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throw Oops.Oh($"文件[{sysFile.FilePath}]不存在");
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}
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byte[] fileBytes = await File.ReadAllBytesAsync(realFile);
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return Convert.ToBase64String(fileBytes);
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}
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public Task<FileStreamResult> GetFileStreamResultAsync(SysFile sysFile, string fileName)
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{
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var filePath = Path.Combine(sysFile.FilePath ?? "", sysFile.Id + sysFile.Suffix);
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var path = Path.Combine(App.WebHostEnvironment.WebRootPath, filePath);
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return Task.FromResult(new FileStreamResult(new FileStream(path, FileMode.Open), "application/octet-stream") { FileDownloadName = fileName + sysFile.Suffix });
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}
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public async Task<SysFile> UploadFileAsync(IFormFile file, SysFile newFile, string path, string finalName)
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{
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newFile.Provider = ""; // 本地存储 Provider 显示为空
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var filePath = Path.Combine(App.WebHostEnvironment.WebRootPath, path);
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if (!Directory.Exists(filePath))
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Directory.CreateDirectory(filePath);
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var realFile = Path.Combine(filePath, finalName);
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await using (var stream = File.Create(realFile))
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{
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await file.CopyToAsync(stream);
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}
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newFile.Url = $"{newFile.FilePath}/{newFile.Id + newFile.Suffix}";
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return newFile;
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}
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}
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@ -0,0 +1,42 @@
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// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
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//
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// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
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//
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// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
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namespace Admin.NET.Core.Service;
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/// <summary>
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/// 自定义文件提供器接口
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/// </summary>
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public interface ICustomFileProvider
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{
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/// <summary>
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/// 获取文件流
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/// </summary>
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/// <param name="sysFile"></param>
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/// <param name="fileName"></param>
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/// <returns></returns>
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public Task<FileStreamResult> GetFileStreamResultAsync(SysFile sysFile, string fileName);
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/// <summary>
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/// 下载指定文件Base64格式
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/// </summary>
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/// <param name="sysFile"></param>
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/// <returns></returns>
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public Task<string> DownloadFileBase64Async(SysFile sysFile);
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/// <summary>
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/// 删除文件
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/// </summary>
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/// <param name="sysFile"></param>
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/// <returns></returns>
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public Task DeleteFileAsync(SysFile sysFile);
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/// <summary>
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/// 上传文件
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/// </summary>
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/// <param name="file">文件</param>
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/// <param name="sysFile"></param>
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/// <param name="path">文件存储位置</param>
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/// <param name="finalName">文件最终名称</param>
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/// <returns></returns>
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public Task<SysFile> UploadFileAsync(IFormFile file, SysFile sysFile, string path, string finalName);
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}
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@ -0,0 +1,78 @@
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// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
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//
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// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
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//
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// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
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using OnceMi.AspNetCore.OSS;
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namespace Admin.NET.Core.Service;
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public class OSSFileProvider : ICustomFileProvider,ITransient
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{
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private readonly IOSSService _OSSService;
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private readonly OSSProviderOptions _OSSProviderOptions;
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public OSSFileProvider(IOptions<OSSProviderOptions> oSSProviderOptions, IOSSServiceFactory ossServiceFactory) {
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_OSSProviderOptions = oSSProviderOptions.Value;
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if (_OSSProviderOptions.Enabled)
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_OSSService = ossServiceFactory.Create(Enum.GetName(_OSSProviderOptions.Provider));
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}
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public async Task DeleteFileAsync(SysFile file)
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{
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await _OSSService.RemoveObjectAsync(file.BucketName, string.Concat(file.FilePath, "/", $"{file.Id}{file.Suffix}"));
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}
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public async Task<string> DownloadFileBase64Async(SysFile file)
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{
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using var httpClient = new HttpClient();
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HttpResponseMessage response = await httpClient.GetAsync(file.Url);
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if (response.IsSuccessStatusCode)
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{
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// 读取文件内容并将其转换为 Base64 字符串
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byte[] fileBytes = await response.Content.ReadAsByteArrayAsync();
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return Convert.ToBase64String(fileBytes);
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}
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throw new HttpRequestException($"Request failed with status code: {response.StatusCode}");
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}
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public async Task<FileStreamResult> GetFileStreamResultAsync(SysFile file, string fileName)
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{
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var filePath = Path.Combine(file.FilePath ?? "", file.Id + file.Suffix);
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var httpRemoteService = App.GetRequiredService<IHttpRemoteService>();
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var stream = await httpRemoteService.GetAsStreamAsync(await _OSSService.PresignedGetObjectAsync(file.BucketName, filePath, 5));
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return new FileStreamResult(stream, "application/octet-stream") { FileDownloadName = fileName + file.Suffix };
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}
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public async Task<SysFile> UploadFileAsync(IFormFile file,SysFile sysFile,string path,string finalName)
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{
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sysFile.Provider = Enum.GetName(_OSSProviderOptions.Provider);
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var filePath = string.Concat(path, "/", finalName);
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await _OSSService.PutObjectAsync(sysFile.BucketName, filePath, file.OpenReadStream());
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// http://<你的bucket名字>.oss.aliyuncs.com/<你的object名字>
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// 生成外链地址 方便前端预览
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switch (_OSSProviderOptions.Provider)
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{
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case OSSProvider.Aliyun:
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sysFile.Url = $"{(_OSSProviderOptions.IsEnableHttps ? "https" : "http")}://{sysFile.BucketName}.{_OSSProviderOptions.Endpoint}/{filePath}";
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break;
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case OSSProvider.QCloud:
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var protocol = _OSSProviderOptions.IsEnableHttps ? "https" : "http";
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sysFile.Url = !string.IsNullOrWhiteSpace(_OSSProviderOptions.CustomHost)
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? $"{protocol}://{_OSSProviderOptions.CustomHost}/{filePath}"
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: $"{protocol}://{sysFile.BucketName}-{_OSSProviderOptions.Endpoint}.cos.{_OSSProviderOptions.Region}.myqcloud.com/{filePath}";
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break;
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case OSSProvider.Minio:
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// 获取Minio文件的下载或者预览地址
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// newFile.Url = await GetMinioPreviewFileUrl(newFile.BucketName, filePath);// 这种方法生成的Url是有7天有效期的，不能这样使用
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// 需要在MinIO中的Buckets开通对 Anonymous 的readonly权限
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var customHost = _OSSProviderOptions.CustomHost;
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if (string.IsNullOrWhiteSpace(customHost))
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customHost = _OSSProviderOptions.Endpoint;
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sysFile.Url = $"{(_OSSProviderOptions.IsEnableHttps ? "https" : "http")}://{customHost}/{sysFile.BucketName}/{filePath}";
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break;
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}
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return sysFile;
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}
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}
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@ -0,0 +1,44 @@
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// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
|
||||
//
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// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
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//
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// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
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namespace Admin.NET.Core.Service;
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public class SSHFileProvider : ICustomFileProvider, ITransient
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{
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public Task DeleteFileAsync(SysFile sysFile)
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{
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var fullPath = string.Concat(sysFile.FilePath, "/", sysFile.Id + sysFile.Suffix);
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using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
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App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
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helper.DeleteFile(fullPath);
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return Task.CompletedTask;
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}
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public Task<string> DownloadFileBase64Async(SysFile sysFile)
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{
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using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
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App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
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return Task.FromResult(Convert.ToBase64String(helper.ReadAllBytes(sysFile.FilePath)));
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}
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public Task<FileStreamResult> GetFileStreamResultAsync(SysFile sysFile, string fileName)
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{
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var filePath = Path.Combine(sysFile.FilePath ?? "", sysFile.Id + sysFile.Suffix);
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using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
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App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
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return Task.FromResult( new FileStreamResult(helper.OpenRead(filePath), "application/octet-stream") { FileDownloadName = fileName + sysFile.Suffix });
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}
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public Task<SysFile> UploadFileAsync(IFormFile file, SysFile sysFile, string path, string finalName)
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{
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var fullPath = string.Concat(path.StartsWith('/') ? path : "/" + path, "/", finalName);
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using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
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App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
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helper.UploadFile(file.OpenReadStream(), fullPath);
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return Task.FromResult(sysFile);
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}
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}
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@ -5,7 +5,6 @@
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// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
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using Aliyun.OSS.Util;
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using OnceMi.AspNetCore.OSS;
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namespace Admin.NET.Core.Service;
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@ -19,21 +18,31 @@ public class SysFileService : IDynamicApiController, ITransient
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private readonly SqlSugarRepository<SysFile> _sysFileRep;
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private readonly OSSProviderOptions _OSSProviderOptions;
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private readonly UploadOptions _uploadOptions;
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private readonly IOSSService _OSSService;
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private readonly string _imageType = ".jpeg.jpg.png.bmp.gif.tif";
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private readonly INamedServiceProvider<ICustomFileProvider> _namedServiceProvider;
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private readonly ICustomFileProvider _customFileProvider;
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public SysFileService(UserManager userManager,
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SqlSugarRepository<SysFile> sysFileRep,
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IOptions<OSSProviderOptions> oSSProviderOptions,
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IOptions<UploadOptions> uploadOptions,
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IOSSServiceFactory ossServiceFactory)
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IOptions<UploadOptions> uploadOptions, INamedServiceProvider<ICustomFileProvider> namedServiceProvider)
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{
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_namedServiceProvider = namedServiceProvider;
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_userManager = userManager;
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_sysFileRep = sysFileRep;
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_OSSProviderOptions = oSSProviderOptions.Value;
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_uploadOptions = uploadOptions.Value;
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if (_OSSProviderOptions.Enabled)
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_OSSService = ossServiceFactory.Create(Enum.GetName(_OSSProviderOptions.Provider));
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{
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_customFileProvider = _namedServiceProvider.GetService<ITransient>(nameof(OSSFileProvider));
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}
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else if (App.Configuration["SSHProvider:Enabled"].ToBoolean())
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{
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_customFileProvider = _namedServiceProvider.GetService<ITransient>(nameof(SSHFileProvider));
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}
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else {
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_customFileProvider = _namedServiceProvider.GetService<ITransient>(nameof(DefaultFileProvider));
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}
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}
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/// <summary>
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@ -135,23 +144,7 @@ public class SysFileService : IDynamicApiController, ITransient
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/// <returns></returns>
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private async Task<IActionResult> GetFileStreamResult(SysFile file, string fileName)
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{
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var filePath = Path.Combine(file.FilePath ?? "", file.Id + file.Suffix);
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if (_OSSProviderOptions.Enabled)
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{
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var httpRemoteService = App.GetRequiredService<IHttpRemoteService>();
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var stream = await httpRemoteService.GetAsStreamAsync(await _OSSService.PresignedGetObjectAsync(file.BucketName, filePath, 5));
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return new FileStreamResult(stream, "application/octet-stream") { FileDownloadName = fileName + file.Suffix };
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}
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if (App.Configuration["SSHProvider:Enabled"].ToBoolean())
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{
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using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
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App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
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return new FileStreamResult(helper.OpenRead(filePath), "application/octet-stream") { FileDownloadName = fileName + file.Suffix };
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}
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var path = Path.Combine(App.WebHostEnvironment.WebRootPath, filePath);
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return new FileStreamResult(new FileStream(path, FileMode.Open), "application/octet-stream") { FileDownloadName = fileName + file.Suffix };
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return await _customFileProvider.GetFileStreamResultAsync(file, fileName);
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}
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/// <summary>
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@ -162,42 +155,8 @@ public class SysFileService : IDynamicApiController, ITransient
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[DisplayName("下载指定文件Base64格式")]
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public async Task<string> DownloadFileBase64([FromBody] string url)
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{
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if (_OSSProviderOptions.Enabled)
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{
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using var httpClient = new HttpClient();
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HttpResponseMessage response = await httpClient.GetAsync(url);
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if (response.IsSuccessStatusCode)
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{
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// 读取文件内容并将其转换为 Base64 字符串
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byte[] fileBytes = await response.Content.ReadAsByteArrayAsync();
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return Convert.ToBase64String(fileBytes);
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}
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throw new HttpRequestException($"Request failed with status code: {response.StatusCode}");
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}
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if (App.Configuration["SSHProvider:Enabled"].ToBoolean())
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{
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var sysFile = await _sysFileRep.CopyNew().GetFirstAsync(u => u.Url == url) ?? throw Oops.Oh($"文件不存在");
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using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
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App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
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return Convert.ToBase64String(helper.ReadAllBytes(sysFile.FilePath));
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}
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else
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{
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var sysFile = await _sysFileRep.CopyNew().GetFirstAsync(u => u.Url == url) ?? throw Oops.Oh($"文件不存在");
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var filePath = Path.Combine(App.WebHostEnvironment.WebRootPath, sysFile.FilePath);
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if (!Directory.Exists(filePath))
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Directory.CreateDirectory(filePath);
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var realFile = Path.Combine(filePath, $"{sysFile.Id}{sysFile.Suffix}");
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if (!File.Exists(realFile))
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{
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Log.Error($"DownloadFileBase64:文件[{realFile}]不存在");
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throw Oops.Oh($"文件[{sysFile.FilePath}]不存在");
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}
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byte[] fileBytes = await File.ReadAllBytesAsync(realFile);
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return Convert.ToBase64String(fileBytes);
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}
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var sysFile = await _sysFileRep.CopyNew().GetFirstAsync(u => u.Url == url) ?? throw Oops.Oh($"文件不存在");
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return await _customFileProvider.DownloadFileBase64Async(sysFile);
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}
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/// <summary>
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@ -209,28 +168,9 @@ public class SysFileService : IDynamicApiController, ITransient
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[DisplayName("删除文件")]
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public async Task DeleteFile(DeleteFileInput input)
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{
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var file = await _sysFileRep.GetByIdAsync(input.Id);
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if (file != null)
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{
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await _sysFileRep.DeleteAsync(file);
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if (_OSSProviderOptions.Enabled)
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{
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await _OSSService.RemoveObjectAsync(file.BucketName, string.Concat(file.FilePath, "/", $"{input.Id}{file.Suffix}"));
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}
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else if (App.Configuration["SSHProvider:Enabled"].ToBoolean())
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{
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var fullPath = string.Concat(file.FilePath, "/", file.Id + file.Suffix);
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using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
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App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
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helper.DeleteFile(fullPath);
|
||||
}
|
||||
else
|
||||
{
|
||||
var filePath = Path.Combine(App.WebHostEnvironment.WebRootPath, file.FilePath ?? "", input.Id + file.Suffix);
|
||||
if (File.Exists(filePath)) File.Delete(filePath);
|
||||
}
|
||||
}
|
||||
var file = await _sysFileRep.GetByIdAsync(input.Id) ?? throw Oops.Oh($"文件不存在");
|
||||
await _sysFileRep.DeleteAsync(file);
|
||||
await _customFileProvider.DeleteFileAsync(file);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
@ -349,59 +289,8 @@ public class SysFileService : IDynamicApiController, ITransient
|
||||
newFile.FileMd5 = fileMd5;
|
||||
|
||||
var finalName = newFile.Id + suffix; // 文件最终名称
|
||||
if (_OSSProviderOptions.Enabled)
|
||||
{
|
||||
newFile.Provider = Enum.GetName(_OSSProviderOptions.Provider);
|
||||
var filePath = string.Concat(path, "/", finalName);
|
||||
await _OSSService.PutObjectAsync(newFile.BucketName, filePath, input.File.OpenReadStream());
|
||||
// http://<你的bucket名字>.oss.aliyuncs.com/<你的object名字>
|
||||
// 生成外链地址 方便前端预览
|
||||
switch (_OSSProviderOptions.Provider)
|
||||
{
|
||||
case OSSProvider.Aliyun:
|
||||
newFile.Url = $"{(_OSSProviderOptions.IsEnableHttps ? "https" : "http")}://{newFile.BucketName}.{_OSSProviderOptions.Endpoint}/{filePath}";
|
||||
break;
|
||||
|
||||
case OSSProvider.QCloud:
|
||||
var protocol = _OSSProviderOptions.IsEnableHttps ? "https" : "http";
|
||||
newFile.Url = !string.IsNullOrWhiteSpace(_OSSProviderOptions.CustomHost)
|
||||
? $"{protocol}://{_OSSProviderOptions.CustomHost}/{filePath}"
|
||||
: $"{protocol}://{newFile.BucketName}-{_OSSProviderOptions.Endpoint}.cos.{_OSSProviderOptions.Region}.myqcloud.com/{filePath}";
|
||||
break;
|
||||
|
||||
case OSSProvider.Minio:
|
||||
// 获取Minio文件的下载或者预览地址
|
||||
// newFile.Url = await GetMinioPreviewFileUrl(newFile.BucketName, filePath);// 这种方法生成的Url是有7天有效期的，不能这样使用
|
||||
// 需要在MinIO中的Buckets开通对 Anonymous 的readonly权限
|
||||
var customHost = _OSSProviderOptions.CustomHost;
|
||||
if (string.IsNullOrWhiteSpace(customHost))
|
||||
customHost = _OSSProviderOptions.Endpoint;
|
||||
newFile.Url = $"{(_OSSProviderOptions.IsEnableHttps ? "https" : "http")}://{customHost}/{newFile.BucketName}/{filePath}";
|
||||
break;
|
||||
}
|
||||
}
|
||||
else if (App.Configuration["SSHProvider:Enabled"].ToBoolean())
|
||||
{
|
||||
var fullPath = string.Concat(path.StartsWith('/') ? path : "/" + path, "/", finalName);
|
||||
using SSHHelper helper = new(App.Configuration["SSHProvider:Host"],
|
||||
App.Configuration["SSHProvider:Port"].ToInt(), App.Configuration["SSHProvider:Username"], App.Configuration["SSHProvider:Password"]);
|
||||
helper.UploadFile(input.File.OpenReadStream(), fullPath);
|
||||
}
|
||||
else
|
||||
{
|
||||
newFile.Provider = ""; // 本地存储 Provider 显示为空
|
||||
var filePath = Path.Combine(App.WebHostEnvironment.WebRootPath, path);
|
||||
if (!Directory.Exists(filePath))
|
||||
Directory.CreateDirectory(filePath);
|
||||
|
||||
var realFile = Path.Combine(filePath, finalName);
|
||||
await using (var stream = File.Create(realFile))
|
||||
{
|
||||
await input.File.CopyToAsync(stream);
|
||||
}
|
||||
|
||||
newFile.Url = $"{newFile.FilePath}/{newFile.Id + newFile.Suffix}";
|
||||
}
|
||||
newFile = await _customFileProvider.UploadFileAsync(input.File, newFile, path,finalName);
|
||||
await _sysFileRep.AsInsertable(newFile).ExecuteCommandAsync();
|
||||
return newFile;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user