90 lines
2.6 KiB
C#
90 lines
2.6 KiB
C#
namespace MiaoYu.Shared.Upload.Impl;
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/// <summary>
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/// 上传文件服务
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/// </summary>
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public class UploadManagerImpl : IUploadManager
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{
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private readonly string _webRootPath;
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public UploadManagerImpl(IWebHostEnvironment webHostEnvironment)
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{
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_webRootPath = webHostEnvironment.WebRootPath;
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}
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/// <summary>
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/// 上传文件 辅助函数
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/// </summary>
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/// <param name="formFile"></param>
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/// <param name="folder"></param>
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/// <param name="format"></param>
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/// <returns></returns>
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protected virtual UploadResultVO HandleUploadFile(IFormFile formFile, string folder, params string[] format)
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{
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var extensionName = Path.GetExtension(formFile.FileName)?.ToLower().Trim(); //获取后缀名
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if (format != null && format.Length > 0 && !format.ToList().Contains(extensionName.ToLower()))
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{
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throw new MessageBox("请上传后缀名为：" + string.Join("、", format) + " 格式的文件");
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}
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if (string.IsNullOrWhiteSpace(folder)) folder = "files";
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var path = $"/upload/{folder}";
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if (!Directory.Exists(_webRootPath + path))
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{
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Directory.CreateDirectory(_webRootPath + path);
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}
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path += $"/{DateTime.Now:yyyyMMdd}";
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if (!Directory.Exists(_webRootPath + path))
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{
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Directory.CreateDirectory(_webRootPath + path);
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}
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var name = $"{DateTime.Now:yyyyMMddHHmmss}_old_name_{formFile.FileName}";
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path += $"/{name}";
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// 创建新文件
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using var fs = File.Create(_webRootPath + path);
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formFile.CopyTo(fs);
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// 清空缓冲区数据
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fs.Flush();
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var result = new UploadResultVO();
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result.Status = "done";
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result.ThumbUrl = path;
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result.Url = path;
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result.Percent = 100;
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result.Uid = Guid.NewGuid();
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result.Name = name;
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return result;
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}
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/// <summary>
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/// 上传文件
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/// </summary>
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/// <param name="iFormFile"></param>
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/// <param name="format"></param>
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/// <returns></returns>
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public virtual UploadResultVO HandleUploadFile(IFormFile iFormFile, params string[] format)
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=> HandleUploadFile(iFormFile, "files", format);
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/// <summary>
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/// 上传图片
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/// </summary>
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/// <param name="iFormFile"></param>
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/// <param name="folder"></param>
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/// <returns></returns>
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public virtual UploadResultVO HandleUploadImageFile(IFormFile iFormFile, string folder = "files")
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=> HandleUploadFile(iFormFile, folder, ".jpg", ".jpeg", ".png", ".gif", ".jfif");
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} |