public ResultEntity <ResponseRes> RequireRes(RequireRes query)
{
ResultEntity <ResponseRes> result = new ResultEntity <ResponseRes>();
try
{
query.requireUserId = this.getUserId();
EResourceInfo resourceInfo = _resourceServices.get(query.resCode);
if (resourceInfo == null)
{
result.ErrorMsg = "资源已被删除，请刷新页面";
return(result);
}
if (query.resType == ResType.BookOss)
{
result.Entity = _resourceServices.requireResOss(resourceInfo.OssPath);
}
else
{
result.Entity = new ResponseRes
{
downloadUrl = resourceInfo.Url,
};
}
_resourceServices.logRequireRes(query.resCode, query.requireUserId);
}
catch (Exception ex)
{
result.ErrorMsg = ex.Message;
}
return(result);
}
private EResourceInfo GenerateResource(UploadRes uploadRes)
{
uploadRes.owner = this.getUserId();
EResourceInfo resourceInfo = new EResourceInfo
{
Owner = uploadRes.owner,
RefCode = uploadRes.refCode,
Remark = uploadRes.remark,
ResType = uploadRes.resType,
Url = uploadRes.outerUrl,
FileType = uploadRes.fileType,
};
if (uploadRes.isReset)
{
resourceInfo.Code = uploadRes.resCode;
}
else
{
resourceInfo.Code = CodeManager.ResCode(
resourceInfo.FileType,
(int)resourceInfo.ResType,
resourceInfo.RefCode,
resourceInfo.Owner);
}
return(resourceInfo);
}
public ResultEntity <EResourceInfo> Upload([FromForm] IFormFile file)//,
{
ResultEntity <EResourceInfo> result = new ResultEntity <EResourceInfo>();
EResourceInfo origRes = null;
string filePath = _webHostEnvironment.ContentRootPath + _configuration["BookSiteConfig:uploadTemp"] + file.FileName;
try
{
if (file != null)
{
var uploadRes = this.RequestToUploadRes();
var verifyMsg = VerifyUpload(uploadRes);
if (verifyMsg != null)
{
result.ErrorMsg = verifyMsg;
return(result);
}
//写入到磁盘
using (FileStream fs = System.IO.File.Create(filePath)){
file.CopyTo(fs); //将上传的文件文件流，复制到fs中
fs.Flush(); //清空文件流
}
//上传到Oss
var ossKey = OssKeyManager.BookKey(filePath, uploadRes.refCode, getUserId());
//如果是重新提交，则需要删除Oss资源
if (uploadRes.isReset)
{
origRes = _resourceServices.get(uploadRes.resCode);
if (origRes.OssPath != ossKey)
{
_resourceServices.ossDelete(origRes.OssPath);
}
}
var uploadResult = _resourceServices.uploadToOss(filePath, ossKey);
if (uploadResult.IsSuccess)
{
var resourceInfo = GenerateResource(uploadRes, ossKey);
resourceInfo.OrigFileName = file.FileName;
//上传信息写入到数据库
result = _resourceServices.saveResToDb(resourceInfo);
}
else
{
result.ErrorMsg = "上传失败";
}
}
}
catch (Exception ex)
{
result.ErrorMsg = "上传失败";
NLogUtil.cc_ErrorTxt("BookController-Upload:" + ex.Message);
}
finally
{
if (System.IO.File.Exists(filePath))
{
System.IO.File.Delete(filePath);
}
}
return(result);
}
