public async Task <IHttpActionResult> CopyFile(int folderID, FileMaster fileMaster)
{
try
{
FolderMaster folderMaster = await db.FolderMaster.FindAsync(folderID);
if (!(bool)folderMaster.UseFlag)
{
return(NotFound());
}
// save original file path
string dirFilePath = Path.Combine(ROOT_PATH + FORLDER);
if (!Directory.Exists(dirFilePath))
{
Directory.CreateDirectory(dirFilePath);
}
//save thumbnail file path
string dirThumbnailFilePath = Path.Combine(ROOT_PATH + THUMBNAILFORLDER);
if (!Directory.Exists(dirThumbnailFilePath))
{
Directory.CreateDirectory(dirThumbnailFilePath);
}
string fileNameKey = DateTime.Now.ToString("yyyyMMddHHmmssffff");
string filePathName = fileNameKey + fileMaster.FileExtension;
string thumbnailFilePathName = filePathName.ToLower().Replace(".mp4", ".gif");
File.Copy(Path.Combine(ROOT_PATH + fileMaster.FileUrl), Path.Combine(dirFilePath, filePathName), true);
File.Copy(Path.Combine(ROOT_PATH + fileMaster.FileThumbnailUrl), Path.Combine(dirThumbnailFilePath, thumbnailFilePathName), true);
FileMaster newFile = new FileMaster();
newFile.GroupID = fileMaster.GroupID;
newFile.FolderID = folderID;
newFile.UserID = fileMaster.UserID;
newFile.FileExtension = fileMaster.FileExtension;
newFile.FileType = fileMaster.FileType;
newFile.FileName = fileMaster.FileName;
newFile.FileUrl = FORLDER + filePathName;
newFile.FileThumbnailUrl = THUMBNAILFORLDER + thumbnailFilePathName;
newFile.UseFlag = fileMaster.UseFlag;
newFile.UpdateDate = DateTime.Now;
newFile.InsertDate = DateTime.Now;
db.FileMaster.Add(newFile);
await db.SaveChangesAsync();
return(Ok(newFile));
}
catch
{
throw;
}
}
public async Task <IHttpActionResult> PostFolderMaster(FolderMaster folderMaster)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
folderMaster.UpdateDate = DateTime.Now;
folderMaster.InsertDate = DateTime.Now;
folderMaster.UseFlag = true;
db.FolderMaster.Add(folderMaster);
await db.SaveChangesAsync();
return(CreatedAtRoute("DefaultApi", new { id = folderMaster.FolderID }, folderMaster));
}
public async Task <DataModel> GetJSTreeNodeDataByCreate(FolderMaster folderMaster)
{
folderMaster.UpdateDate = DateTime.Now;
folderMaster.InsertDate = DateTime.Now;
folderMaster.UseFlag = true;
db.FolderMaster.Add(folderMaster);
await db.SaveChangesAsync();
DataModel jdm = new DataModel();
jdm.id = folderMaster.FolderID.ToString();
jdm.text = folderMaster.FolderName;
jdm.parent = folderMaster.FolderParentID == null ? "#" : folderMaster.FolderParentID.ToString();
//jdm.li_attr = fm;
return(jdm);
}
public async Task <DataModel> EditTreeNodeFolder(FolderMaster folderMaster)
{
folderMaster.UpdateDate = DateTime.Now;
db.Entry(folderMaster).State = EntityState.Modified;
try
{
await db.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
throw;
}
DataModel jdm = new DataModel();
jdm.id = folderMaster.FolderID.ToString();
jdm.text = folderMaster.FolderName;
jdm.parent = folderMaster.FolderParentID == null ? "#" : folderMaster.FolderParentID.ToString();
//jdm.li_attr = fm;
return(jdm);
}
public async Task <IHttpActionResult> CutFile(int folderID, FileMaster fileMaster)
{
try
{
FolderMaster folderMaster = await db.FolderMaster.FindAsync(folderID);
if (!(bool)folderMaster.UseFlag)
{
return(NotFound());
}
fileMaster.FolderID = folderID;
fileMaster.UpdateDate = DateTime.Now;
db.Entry(fileMaster).State = EntityState.Modified;
await db.SaveChangesAsync();
return(Ok(fileMaster));
}
catch (DbUpdateConcurrencyException)
{
throw;
}
}
public async Task <IHttpActionResult> DeleteFolderMaster(int id)
{
if (db.FolderMaster.Where(a => a.FolderParentID == id).Count() > 0)
{
return(BadRequest("Can not delete folder with child."));
}
if (db.FileMaster.Where(a => a.FolderID == id).Count() > 0)
{
return(BadRequest("Can not delete folder with files."));
}
FolderMaster folderMaster = await db.FolderMaster.FindAsync(id);
if (folderMaster == null)
{
return(NotFound());
}
db.FolderMaster.Remove(folderMaster);
await db.SaveChangesAsync();
return(Ok(folderMaster));
}
public async Task <IHttpActionResult> UploadFile()
{
try
{
int userID = int.Parse(HttpContext.Current.Request["UserID"]);
int groupID = int.Parse(HttpContext.Current.Request["GroupID"]);
int folderID = int.Parse(HttpContext.Current.Request["FolderID"]);
FolderMaster folderMaster = await db.FolderMaster.FindAsync(folderID);
GroupMaster groupMaster = await db.GroupMaster.FindAsync(groupID);
if (!(bool)folderMaster.UseFlag || !(bool)groupMaster.UseFlag)
{
return(NotFound());
}
// save original file path
string dirFilePath = Path.Combine(ROOT_PATH + FORLDER);
if (!Directory.Exists(dirFilePath))
{
Directory.CreateDirectory(dirFilePath);
}
//save thumbnail file path
string dirThumbnailFilePath = Path.Combine(ROOT_PATH + THUMBNAILFORLDER);
if (!Directory.Exists(dirThumbnailFilePath))
{
Directory.CreateDirectory(dirThumbnailFilePath);
}
HttpFileCollection fileUploadData = HttpContext.Current.Request.Files;
HttpPostedFile file = fileUploadData[0];
string fileName = file.FileName.Trim('"');
FileInfo fileInfo = new FileInfo(fileName);
string fileExtension = fileInfo.Extension.ToLower();
string fileType = "";
string fileNameKey = DateTime.Now.ToString("yyyyMMddHHmmssffff");
string filePathName = fileNameKey + fileExtension;
string thumbnailFilePathName = filePathName;
string filePath = Path.Combine(dirFilePath, filePathName);
string thumbnailFilePath = Path.Combine(dirThumbnailFilePath, thumbnailFilePathName);
if (fileExtension == ".mp4" ||
fileExtension == ".wmv" ||
fileExtension == ".mpg" ||
fileExtension == ".avi" ||
fileExtension == ".mpeg" ||
fileExtension == ".flv" ||
fileExtension == ".mkv" ||
fileExtension == ".mov")
{
// save video file
fileType = "video";
file.SaveAs(filePath);
// save gif from mp4
string ffmpeg = Path.Combine(ROOT_PATH, "bin/ffmpeg.exe");
if (!System.IO.File.Exists(ffmpeg))
{
return(BadRequest());
}
thumbnailFilePathName = thumbnailFilePathName.ToLower().Replace(fileExtension, ".gif");
Process pcs = new Process();
pcs.StartInfo.FileName = ffmpeg;
pcs.StartInfo.Arguments = " -i " + filePath + " -ss 00:00:00.000 -pix_fmt rgb24 -r 10 -s 320x240 -t 00:00:10.000 " + thumbnailFilePath.Replace(fileExtension, ".gif");
pcs.StartInfo.UseShellExecute = false;
pcs.StartInfo.RedirectStandardError = true;
pcs.StartInfo.CreateNoWindow = false;
try
{
pcs.Start();
pcs.BeginErrorReadLine();
pcs.WaitForExit();
}
catch
{
return(BadRequest());
}
finally
{
pcs.Close();
pcs.Dispose();
}
}
else
{
// save image file
fileType = "image";
Image originalImg = Image.FromStream(file.InputStream);
int thumbnailMaxWidth = 200;
int thumbnailMaxHeight = 150;
Image thumbnailImg;
if (originalImg.Width > thumbnailMaxWidth && originalImg.Height <= thumbnailMaxHeight)//宽度比目的图片宽度大，长度比目的图片长度小
{
thumbnailImg = ImageHelper.GetThumbnailImage(originalImg, thumbnailMaxWidth, (thumbnailMaxWidth * originalImg.Height) / originalImg.Width);
}
else if (originalImg.Width <= thumbnailMaxWidth && originalImg.Height > thumbnailMaxHeight)//宽度比目的图片宽度小，长度比目的图片长度大
{
thumbnailImg = ImageHelper.GetThumbnailImage(originalImg, (thumbnailMaxHeight * originalImg.Width) / originalImg.Height, thumbnailMaxHeight);
}
else if (originalImg.Width <= thumbnailMaxWidth && originalImg.Height <= thumbnailMaxHeight) //长宽比目的图片长宽都小
{
thumbnailImg = ImageHelper.GetThumbnailImage(originalImg, originalImg.Width, originalImg.Height);
}
else
{
if ((thumbnailMaxWidth * originalImg.Height) / originalImg.Width > thumbnailMaxHeight)
{
thumbnailImg = ImageHelper.GetThumbnailImage(originalImg, (thumbnailMaxHeight * originalImg.Width) / originalImg.Height, thumbnailMaxHeight);
}
else
{
thumbnailImg = ImageHelper.GetThumbnailImage(originalImg, thumbnailMaxWidth, (thumbnailMaxWidth * originalImg.Height) / originalImg.Width);
}
}
originalImg.Save(filePath);
thumbnailImg.Save(thumbnailFilePath);
}
FileMaster fileMaster = new FileMaster();
fileMaster.GroupID = groupID;
fileMaster.FolderID = folderID;
fileMaster.UserID = userID;
fileMaster.FileExtension = fileExtension;
fileMaster.FileType = fileType;
fileMaster.FileName = fileName;
fileMaster.FileUrl = FORLDER + filePathName;
fileMaster.FileThumbnailUrl = THUMBNAILFORLDER + thumbnailFilePathName;
fileMaster.UseFlag = true;
fileMaster.UpdateDate = DateTime.Now;
fileMaster.InsertDate = DateTime.Now;
db.FileMaster.Add(fileMaster);
await db.SaveChangesAsync();
return(Ok(fileMaster));
}
catch
{
throw;
}
}
