public void FileSignatures_TestSRRFile()
{
SRR testFile = new SRR(Path.Combine(resourceDir, "FileSignature_Compression_SRRFile.srr"));
Assert.AreEqual(true, testFile.EntireFileIsValid);
}
public IResultResponse <file_param> UploadAjax()
{
try
{
var files = Request.Form.Files;
var keys = Request.Form.Keys;
var user = Request.Form["user_id"];
//非空限制
if (files == null || files.Count() <= 0)
{
return(SRR.Fail <file_param>(ErrorCode.PARAM_NULL, "请选择上传的文件"));
}
var conf = ConfigService.AppSettings <FileServerConfig>().Configs.Where(q => q.FType == "IMAGE").FirstOrDefault();
//张数限制
if (files.Count > conf.Count)
{
return(SRR.Fail <file_param>(ErrorCode.PARAM_INVALID, $"图片只能上传{conf.Count}"));
}
//格式限制
var allowTypes = GetAllowType(conf.AllowedExt);
if (files.Any(b => !allowTypes.Contains(b.ContentType)))
{
return(SRR.Fail <file_param>(ErrorCode.PARAM_INVALID, $"只能上传{ conf.AllowedExt.ToString()}格式的文件"));
}
long imagesize = conf.Size;
//大小限制
if (files.Sum(b => b.Length) >= imagesize * files.Count() * 1024)
{
return(SRR.Fail <file_param>(ErrorCode.PARAM_INVALID, $"每张图片不能超过{imagesize}kb"));
}
var savepath = hostingEnv.WebRootPath.Replace("\\", "/") + conf.FileServerLocal;
var exi = Directory.Exists(savepath);
if (!exi)
{
Directory.CreateDirectory(savepath);
}
var ret_urls = new string[files.Count()];
for (int i = 0; i < files.Count; i++)
{
//原文件名
//var filename = ContentDispositionHeaderValue.Parse(file.ContentDisposition).FileName.Trim('"');
//filename = hostingEnv.WebRootPath + $@"\{filename}";
var savefilename = DateTime.Now.ToString("yyyyMMddHHmmssffff") + new Random().Next(1000, 9999);
var fname = files[i].FileName.Trim('"');
var extname = Path.GetExtension(fname).ToLower();
//var ft = file.ContentType;
//var size = file.Length;
var sname = $"{savefilename}{extname}";
using (FileStream fs = System.IO.File.Create(savepath + sname))
{
files[i].CopyTo(fs);
fs.Flush();
}
ret_urls[i] = sname;
}
return(SRR.Ok <file_param>(new file_param(ret_urls)));
}
catch (Exception ex)
{
return(SRR.Fail <file_param>(ErrorCode.FILE_SAVE_FILED, "上传失败"));
}
}
