/// <summary>
/// 合并文件
/// </summary>
/// <param name="fileName"></param>
/// <param name="ext"></param>
/// <returns></returns>
public JsonResult MergeFiles(string oldName, string tempDirectory)
{
string ext = System.IO.Path.GetExtension(oldName);
string filePath = string.Format(@"{0}/UploadFiles/{1}{2}", _hostingEnvironment.WebRootPath, Guid.NewGuid().ToString("n"), ext);
string directory = string.Format(@"{0}/UploadFiles/{1}/", _hostingEnvironment.WebRootPath, tempDirectory);
var fileList = System.IO.Directory.GetFiles(directory)
// 按照文件名(数字)排序
.OrderBy(s => int.Parse(System.IO.Path.GetFileNameWithoutExtension(s)))
.ToList();
foreach (string itempath in fileList)
{
using (var stream = new FileStream(filePath, FileMode.Append, FileAccess.Write))
{
// System.Threading.Thread.Sleep(1000);
byte[] bytes = System.IO.File.ReadAllBytes(itempath);
stream.Write(bytes, 0, bytes.Length);
}
System.IO.File.Delete(itempath);
}
Directory.Delete(directory);
FileInfo fielinfo = new System.IO.FileInfo(filePath);
DtFile entity = new DtFile();
entity.FileExt = ext;
entity.Length = (int)fielinfo.Length;
entity.NewName = fielinfo.Name;
entity.OldName = oldName;
entity.Path = @"/UploadFiles/" + fielinfo.Name;
entity.Type = 4;
var extlist = FIleTypeServer.GetFileTypeList();
foreach (var item in extlist)
{
if (item.ExtList.Contains(ext.ToLower()))
{
entity.Type = item.Type;
break;
}
}
_fileMgmt.Inserter(entity);
_fileMgmt.Save();
return(Json(new { flag = true }));
}
public JsonResult UploadFile(List <IFormFile> files)
{
string name = Guid.NewGuid().ToString("n");
string filePath = _hostingEnvironment.WebRootPath + @"/UploadFiles/";
foreach (var formFile in files)
{
string ext = System.IO.Path.GetExtension(formFile.FileName);
System.IO.Directory.CreateDirectory(filePath);
if (formFile.Length > 0)
{
string path = filePath + name + ext;
using (var stream = new FileStream(path, FileMode.Create))
{
formFile.CopyToAsync(stream);
DtFile entity = new DtFile();
entity.FileExt = ext;
entity.Length = (Int32)formFile.Length;
entity.NewName = name;
entity.OldName = formFile.FileName;
entity.Path = @"/UploadFiles/" + name + ext;
entity.Type = 4;
var extlist = FIleTypeServer.GetFileTypeList();
foreach (var item in extlist)
{
if (item.ExtList.Contains(ext.ToLower()))
{
entity.Type = item.Type;
break;
}
}
_fileMgmt.Inserter(entity);
_fileMgmt.Save();
}
}
}
return(Json(new { flag = true }));
}
