public ActionResult Edit([Bind(Include = "GaleriaPoiID,PoiID,Legenda")] GaleriaPoi galeriaPoi, HttpPostedFileBase upload)
{
var galeriaPoiToUpdate = db.GaleriaPoi.Find(galeriaPoi.GaleriaPoiID);
if (ModelState.IsValid)
{
if (TryUpdateModel(galeriaPoiToUpdate, "", new string[] { "GaleriaPoiID", "PoiID", "Legenda" }))
{
try
{
if (upload != null && upload.ContentLength > 0)
{
//Apaga a lista dos ficheiros associados e o ficheiro local associado
if (galeriaPoiToUpdate.FilePaths.Any(f => f.FileType == FileType.Imagem))
{
string currentFilePath = galeriaPoiToUpdate.FilePaths.First().FileName;
db.FilePaths.Remove(galeriaPoiToUpdate.FilePaths.First(f => f.FileType == FileType.Imagem));
FileInfo file = new FileInfo(Path.Combine(Server.MapPath("~/Content/Images/GaleriaPoi/"), currentFilePath));
file.Delete();
}
else if (galeriaPoiToUpdate.FilePaths.Any(f => f.FileType == FileType.Audio))
{
string currentFilePath = galeriaPoiToUpdate.FilePaths.First().FileName;
db.FilePaths.Remove(galeriaPoiToUpdate.FilePaths.First(f => f.FileType == FileType.Audio));
FileInfo file = new FileInfo(Path.Combine(Server.MapPath("~/Content/Audio/Poi/"), currentFilePath));
file.Delete();
}
else if (galeriaPoiToUpdate.FilePaths.Any(f => f.FileType == FileType.Video))
{
string currentFilePath = galeriaPoiToUpdate.FilePaths.First().FileName;
db.FilePaths.Remove(galeriaPoiToUpdate.FilePaths.First(f => f.FileType == FileType.Video));
FileInfo file = new FileInfo(Path.Combine(Server.MapPath("~/Content/Videos/Poi/"), currentFilePath));
file.Delete();
}
//Verifica se o novo ficheiro é de uma extenção válida e adiciona-o à lista de ficheiros e insere localmente na pasta correspondente
string[] allowedImageExtensions = { ".png", ".jpeg", ".jpg" };
string[] allowedVideoExtensions = { ".gif" };
string[] allowedAudioExtensions = { ".mp4", ".mp3", ".wav" };
String fileExtension = Path.GetExtension(upload.FileName);
for (int i = 0; i < allowedImageExtensions.Length; i++)
{
if (fileExtension == allowedImageExtensions[i])
{
var file = new FilePathPoi
{
FileName = Guid.NewGuid().ToString() + Path.GetExtension(upload.FileName),
FileType = FileType.Imagem
};
galeriaPoiToUpdate.FilePaths.Add(file);
upload.SaveAs(Path.Combine(Server.MapPath("~/Content/Images/GaleriaPoi/"), file.FileName));
}
}
for (int i = 0; i < allowedVideoExtensions.Length; i++)
{
if (fileExtension == allowedVideoExtensions[i])
{
var file = new FilePathPoi
{
FileName = Guid.NewGuid().ToString() + Path.GetExtension(upload.FileName),
FileType = FileType.Video
};
galeriaPoiToUpdate.FilePaths = new List <FilePathPoi>();
galeriaPoiToUpdate.FilePaths.Add(file);
upload.SaveAs(Path.Combine(Server.MapPath("~/Content/Videos/Poi"), file.FileName));
}
}
for (int i = 0; i < allowedAudioExtensions.Length; i++)
{
if (fileExtension == allowedAudioExtensions[i])
{
var file = new FilePathPoi()
{
FileName = Guid.NewGuid().ToString() + Path.GetExtension(upload.FileName),
FileType = FileType.Audio
};
galeriaPoi.FilePaths = new List <FilePathPoi>();
galeriaPoi.FilePaths.Add(file);
upload.SaveAs(Path.Combine(Server.MapPath("~/Content/Audio/GaleriaPoi/"), file.FileName));
}
}
}
db.Entry(galeriaPoiToUpdate).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
catch (RetryLimitExceededException /* dex */)
{
//Log the error (uncomment dex variable name and add a line here to write a log.
ModelState.AddModelError("", "Erro ao guardar alterações, tente mais tarde. Se o problema persistir contate o administrador do sistema.");
}
}
}
ViewBag.PoiID = new SelectList(db.Poi, "PoiID", "nome", galeriaPoiToUpdate.PoiID);
return(View(galeriaPoiToUpdate));
}
