public ActionResult ShowFileData(int fileid)
{
try
{
if (!db.Files.Any(m => m.fileid == fileid))
{
return(RedirectToAction("Partial_Toast", "Toast", NoSuchFile()));
}
string fileExt = db.Files.Include(m => m.FileExtension).FirstOrDefault(m => m.fileid == fileid)?.FileExtension?.displayname;
if (ImageFileExtensions.Any(fileExt.Contains))
{
var file = db.Files.Include(m => m.FileExtension).FirstOrDefault(m => m.fileid == fileid);
return(PartialView("_PartialShowFileImage", new FileEditModel(file)));
}
if (TextFileExtensions.Any(fileExt.Contains))
{
var file = db.Files.Include(m => m.FileExtension).FirstOrDefault(m => m.fileid == fileid);
file.FileContentAsString = file.file_content != null?Encoding.UTF8.GetString(file.file_content) : "";
return(PartialView("_PartialShowFileData", new FileEditModel(file)));
}
// загрузка данных файла без контента файла
File fileWithoutData = db.Files.AsEnumerable().Where(m => m.fileid == fileid).Select(m => new File
{
fileid = m.fileid,
FileExtension = m.FileExtension,
description = m.description,
displayname = m.displayname,
folderid = m.folderid
}).FirstOrDefault();
string extName = fileWithoutData.FileExtension?.icon_filename ?? fileWithoutData.FileExtension.displayname + ".svg";
string relativePath = "/Content/FileIcons/" + extName;
string fullpath = HttpContext.Server.MapPath(relativePath);
if (System.IO.File.Exists(fullpath))
{
fileWithoutData.IconFileName = extName;
}
else
{
fileWithoutData.IconFileName = "unknown.svg";
}
return(PartialView("_PartialShowFileExtension", new FileEditModel(fileWithoutData)));
}
catch (Exception ex)
{
return(RedirectToAction("Partial_UnknownErrorToast", "Toast"));
}
}
private MediaItem GetMediaItem(string file)
{
if (MovieFileExtensions.Any(ex =>
file.ToLower().EndsWith(ex, StringComparison.Ordinal)) &&
_mediaTypes.HasFlag(MediaType.Video))
{
return new MediaItem
{
MediaType = MediaType.Video,
Path = "file://" + file
}
}
;
if (ImageFileExtensions.Any(ex =>
file.ToLower().EndsWith(ex, StringComparison.Ordinal)) &&
_mediaTypes.HasFlag(MediaType.Image))
{
return new MediaItem {
MediaType = MediaType.Image, Path = file
}
}
;
return(null);
}