public async Task <object> FileUpload()
{
var httpRequest = HttpContext.Request;
var imageUrls = string.Empty;
var fileName = string.Empty;
FilesReq dataReq = new FilesReq();
var res = new AuditUploadRes();
try
{
dataReq.path = Configuration["IMG_PATH"];
var uploads = Path.Combine(dataReq.path, "uploads");
if (!Directory.Exists(uploads))
{
Directory.CreateDirectory(uploads);
}
dataReq.path = uploads;
if (httpRequest.Form.Files.Count > 0)
{
for (var f = 0; f < httpRequest.Form.Files.Count; f++)
{
var postedFile = httpRequest.Form.Files[f];
var files = new List <IFormFile>();
files.Add(postedFile);
foreach (var file in files)
{
fileName = ContentDispositionHeaderValue.Parse(postedFile.ContentDisposition).FileName.ToString().Trim('"');
var fileExtension = fileName.Substring(fileName.LastIndexOf("."));
var randomFileName = System.DateTime.Now.Ticks.ToString();
var finalFileName = randomFileName + fileExtension;
string newPath = Path.Combine(dataReq.path, finalFileName);
using (var fileStream = new FileStream(newPath, FileMode.Create))
{
await file.CopyToAsync(fileStream);
}
res._result._code = "200";
res._result._message = "";
res._result._status = "OK";
res.fileName = finalFileName;
res.path = dataReq.path;
res.fullpath = newPath;
}
}
}
}
catch (Exception ex)
{
res._result._code = "415 ";
res._result._message = ex.Message;
res._result._status = "Unsupported Media Type";
}
return(res);
}
public async Task <dynamic> UploadFile(IFormFile file)
{
var res = new AuditUploadRes();
FilesReq dataReq = new FilesReq();
try
{
dataReq.path = Configuration["IMG_PATH"];
var uploads = Path.Combine(dataReq.path, "fileupload");
if (!Directory.Exists(uploads))
{
Directory.CreateDirectory(uploads);
}
dataReq.path = uploads;
if (file != null && file.Length > 0)
{
var filePath = Path.Combine(dataReq.path, file.FileName);
string extension = Path.GetExtension(file.FileName);
string newFileName = Guid.NewGuid() + extension;
string newPath = Path.Combine(dataReq.path, newFileName);
using (var fileStream = new FileStream(newPath, FileMode.Create))
{
await file.CopyToAsync(fileStream);
}
res._result._code = "200";
res._result._message = "";
res._result._status = "OK";
res.fileName = newFileName;
res.path = dataReq.path;
res.fullpath = newPath;
}
else
{
res._result._code = "204";
res._result._message = "";
res._result._status = "No Content";
}
}
catch (Exception ex)
{
res._result._code = "415 ";
res._result._message = ex.Message;
res._result._status = "Unsupported Media Type";
}
return(res);
}
[HttpPost("DownloadFile")] //download
public async Task <dynamic> DownloadFile([FromBody] dynamic data)
{
FilesReq dataReq = new FilesReq();
dataReq.fileName = data != null ? data.fileName : null;
dataReq.path = data != null && data.path ? data.path : Configuration["IMG_PATH"];
dataReq.file = Path.Combine(dataReq.path, dataReq.fileName);
var memory = new MemoryStream();
using (var stream = new FileStream(dataReq.file, FileMode.Open))
{
await stream.CopyToAsync(memory);
}
memory.Position = 0;
return(File(memory, GetContentType(dataReq.file), dataReq.fileName));
}
[HttpPost("GetFile")] //download
public async Task <dynamic> GetFile([FromBody] dynamic data)
{
string path = Configuration["IMG_PATH"];
FilesReq dataReq = new FilesReq();
dataReq.fileName = data != null?data.fileName:null;
dataReq.path = data != null ? data.path: path;
dataReq.fullpath = data != null ? data.fullpath : null;
if (String.IsNullOrEmpty(dataReq.fullpath))
{
dataReq.file = Path.Combine(dataReq.path, dataReq.fileName);
}
else
{
dataReq.file = Path.Combine(dataReq.fullpath);
}
return(new FileStream(dataReq.file, FileMode.Open, FileAccess.Read));
}
[HttpPost("deleteFile")] //download
public void DeleteFile([FromBody] dynamic data)
{
string path = Configuration["IMG_PATH"];
FilesReq dataReq = new FilesReq();
dataReq.fileName = data != null ? data.fileName : null;
dataReq.path = data != null ? data.path : path;
dataReq.fullpath = data != null ? data.fullpath : null;
if (String.IsNullOrEmpty(dataReq.fullpath))
{
dataReq.file = Path.Combine(dataReq.path, dataReq.fileName);
}
else
{
dataReq.file = Path.Combine(dataReq.fullpath);
}
if ((System.IO.File.Exists(dataReq.file)))
{
System.IO.File.Delete(dataReq.file);
}
}
[HttpPost("SaveFile")] //download
public async Task <dynamic> SaveFile([FromBody] dynamic data)
{
string path = Configuration["IMG_PATH"];
FilesReq dataReq = new FilesReq();
dataReq.fileName = data != null ? data.fileName : null;
dataReq.path = data != null ? data.path : path;
dataReq.fullpath = data != null ? data.fullpath : null;
if (String.IsNullOrEmpty(dataReq.fullpath))
{
dataReq.file = Path.Combine(dataReq.path, dataReq.fileName);
}
else
{
dataReq.file = Path.Combine(dataReq.fullpath);
}
if (!System.IO.File.Exists(dataReq.file))
{
return(NotFound());
}
string responsedata = String.Empty;
var memory = new MemoryStream();
using (var stream = new FileStream(dataReq.file, FileMode.Open))
{
//await stream.CopyToAsync(memory);
byte[] buffer = new byte[stream.Length];
stream.Read(buffer, 0, (int)stream.Length);
responsedata = Convert.ToBase64String(buffer);
}
memory.Position = 0;
return(responsedata);
}
[HttpPost("GetImage")] //download
public async Task <dynamic> GetImage([FromBody] dynamic data)
{
string path = Configuration["IMG_PATH"];
FilesReq dataReq = new FilesReq();
dataReq.fileName = data != null ? data.fileName : null;
dataReq.path = data != null ? data.path : path;
dataReq.fullpath = data != null ? data.fullpath : null;
if (String.IsNullOrEmpty(dataReq.fullpath))
{
dataReq.file = Path.Combine(dataReq.path, dataReq.fileName);
}
else
{
dataReq.file = Path.Combine(dataReq.fullpath);
}
byte[] imageByteData = System.IO.File.ReadAllBytes(dataReq.file);
string imageBase64Data = Convert.ToBase64String(imageByteData);
string imageDataURL = string.Format("data:image/png;base64,{0}", imageBase64Data);
return(imageDataURL);
}
/// <summary>
/// 加载微信素材
/// </summary>
/// <returns></returns>
internal string DownLoad()
{
string url = "https://api.weixin.qq.com/cgi-bin/material/batchget_material?access_token=" + base.Token();
bool isok = true;
FileRes Totle = new FileRes()
{
Item = new List <FileItemRes>()
};
int conut = 0;
while (isok)
{
FilesReq req = new FilesReq();
req.Count = 20;
req.Offset = conut;
req.Type = "news";
string datas = JsonConvert.SerializeObject(req);
string res = NetHelper.HttpRequest(url, datas, "POST", 6000, Encoding.UTF8, "application/json");
//得到素材
FileRes ones = JsonConvert.DeserializeObject <FileRes>(res);
if (ones.Total_Count > conut)
{
//添加到数据中
Totle.Item.AddRange(ones.Item);
conut += ones.Item_Count;
if (conut == ones.Total_Count)
{
isok = false;
}
}
else
{
Totle.Total_Count = ones.Total_Count;
Totle.Item_Count = conut;
isok = false;
}
}
foreach (FileItemRes item in Totle.Item)
{
bool bo = _system.GetAllGraphicOne(item.Media_Id);
if (!bo)
{
WXGraphicList list = new Hmj.Entity.WXGraphicList();
list.CreateDate = DateTime.Now;
list.Merchants_ID = CurrentLoginUser.ORG_ID;
list.Title = "";// Request["Name"];
list.Media_ID = item.Media_Id;
int lid = 0;
lid = _system.SaveGraphicList(list);
foreach (FileItemNewsRes filse in item.Content.News_Item)
{
WXGraphicDetail CuObj = new Hmj.Entity.WXGraphicDetail();
// CuObj.Body = Request["ckeditor"];Media_ID
CuObj.Describe = "微信同步";
CuObj.URL = filse.Url;
CuObj.IsURL = true;
CuObj.List_ID = lid;
CuObj.Sorting = 0;// int.Parse(Request["Sorting"]);
CuObj.Title = filse.Title;
_system.SaveGraphicDetail(CuObj);
}
}
}
return("");
}
