webapi文件上传

webapi文件上传

webapi，文件上传

1. public async Task<JsonResult<ResultInfo>> PublishingNews([SwaggerFileUpload] string title, string content) 

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2. { 

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3. FileInfo fileinfo = null; 

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4. //是否上传了图片 

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5. if (Request.Content.IsMimeMultipartContent()) 

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6. { 

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7. //这里路径是服务器虚拟路劲，也就是文件要保存的地方 

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8. var provider = new ExtensionMultipartFormDataStreamProvider(GetCurrentFilePaht(VirtualPath)); 

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9. try 

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10. { 

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11. //异步保存文件 

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12. await Request.Content.ReadAsMultipartAsync(provider); 

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13. //遍历多文件获取文件信息 

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14. foreach (MultipartFileData file in provider.FileData) 

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15. { 

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16. fileinfo = new FileInfo(file.LocalFileName); 

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17. //过滤文件类型 

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18. string fileFilt = ".gif|.jpg|.php|.jsp|.jpeg|.png|......"; 

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19. if (string.IsNullOrEmpty(fileinfo.Extension) || fileFilt.IndexOf(fileinfo.Extension) <= -1) 

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20. { 

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21. //删除文件 

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22. fileinfo.Delete(); 

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23. return Json(ResultOperationFailed("只能上传图片", "图片上传失败！")); 

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24. } 

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25. } 

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26.  

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27. } 

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28. catch (System.Exception e) 

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29. { 

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30. return Json(ResultOperationFailed(e.Message,"图片上传失败！")); 

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31. } 

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32. } 

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