public ActionResult OnPostCriarMiniatura()
{
MemoryStream stream = new MemoryStream();
Request.Body.CopyTo(stream);
stream.Position = 0;
//Exemplo de retorno
List <string> lstString = new List <string>();
using (StreamReader reader = new StreamReader(stream))
{
string requestBody = reader.ReadToEnd();
if (requestBody.Length > 0)
{
var obj = JsonConvert.DeserializeObject <ImagemNoticia>(requestBody);
if (obj != null)
{
ImagemNoticia i = obj;
i.idNoticia = this.Noticia.ID;
using (Image <Rgba32> thumb = Image.Load(hostingEnvironment.WebRootPath + i.ImagemCaminho))
{
Rectangle cropRectangle = new Rectangle(i.cropPointX, i.cropPointY, i.imageCropWidth, i.imageCropHeight);
thumb.Mutate(ctx => ctx.Crop(cropRectangle));
thumb.Mutate(ctx => ctx.Resize(150, 0));
thumb.Save(hostingEnvironment.WebRootPath + i.ThumbCaminho);
lstString.Add("~" + i.ThumbCaminho);
}
}
}
}
return(new JsonResult(lstString));
}
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Noticia.Add(Noticia);
await _context.SaveChangesAsync();
if (this.Imagem != null)
{
ImagemNoticia i = new ImagemNoticia();
i.imagemNome = GetUniqueName(this.Imagem.FileName);
i.idNoticia = this.Noticia.ID;
if (!Directory.Exists(hostingEnvironment.WebRootPath + i.ImagemPasta))
{
Directory.CreateDirectory(hostingEnvironment.WebRootPath + i.ImagemPasta);
}
if (!Directory.Exists(hostingEnvironment.WebRootPath + i.ThumbPasta))
{
Directory.CreateDirectory(hostingEnvironment.WebRootPath + i.ThumbPasta);
}
using (var stream = new FileStream(hostingEnvironment.WebRootPath + i.ImagemCaminho, FileMode.Create))
{
this.Imagem.CopyTo(stream);
stream.Dispose();
}
using (Image <Rgba32> img = Image.Load(hostingEnvironment.WebRootPath + i.ImagemCaminho))
{
if (img.Width > 1200)
{
img.Mutate(ctx => ctx.Resize(1200, 0));
}
img.Save(hostingEnvironment.WebRootPath + i.ImagemCaminho);
img.Mutate(ctx => ctx.Resize(150, 0));
img.Save(hostingEnvironment.WebRootPath + i.ThumbCaminho);
}
this.Noticia.Imagem = i.imagemNome;
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}
public ActionResult OnPostEnviarFoto()
{
MemoryStream stream = new MemoryStream();
Request.Body.CopyTo(stream);
stream.Position = 0;
using (StreamReader reader = new StreamReader(stream))
{
string requestBody = reader.ReadToEnd();
if (requestBody.Length > 0)
{
var obj = JsonConvert.DeserializeObject <ImagemNoticia>(requestBody);
if (obj != null)
{
ImagemNoticia i = new ImagemNoticia();
i.imagem = obj.imagem;
i.idNoticia = this.Noticia.ID;
i.imagemNome = obj.imagem.FileName;
if (!Directory.Exists(hostingEnvironment.WebRootPath + i.ImagemPasta))
{
Directory.CreateDirectory(hostingEnvironment.WebRootPath + i.ImagemPasta);
}
using (var stream2 = new FileStream(hostingEnvironment.WebRootPath + i.ImagemCaminho, FileMode.Create))
{
i.imagem.CopyTo(stream2);
stream2.Dispose();
}
using (Image <Rgba32> img = Image.Load(hostingEnvironment.WebRootPath + i.ImagemCaminho))
{
if (img.Width > 1200)
{
img.Mutate(ctx => ctx.Resize(1200, 0));
}
img.Save(hostingEnvironment.WebRootPath + i.ImagemCaminho);
}
return(new JsonResult("~" + i.ImagemCaminho));
}
}
}
return(new JsonResult(""));
}
public ActionResult OnPostUpload(List <IFormFile> files)
{
if (files != null && files.Count > 0)
{
foreach (IFormFile item in files)
{
if (item.Length > 0)
{
ImagemNoticia i = new ImagemNoticia();
i.imagem = item;
i.idNoticia = this.Noticia.ID;
i.imagemNome = item.FileName;
if (!Directory.Exists(hostingEnvironment.WebRootPath + i.ImagemPasta))
{
Directory.CreateDirectory(hostingEnvironment.WebRootPath + i.ImagemPasta);
}
using (var stream2 = new FileStream(hostingEnvironment.WebRootPath + i.ImagemCaminho, FileMode.Create))
{
i.imagem.CopyTo(stream2);
stream2.Dispose();
}
using (Image <Rgba32> img = Image.Load(hostingEnvironment.WebRootPath + i.ImagemCaminho))
{
if (img.Width > 1200)
{
img.Mutate(ctx => ctx.Resize(1200, 0));
}
img.Save(hostingEnvironment.WebRootPath + i.ImagemCaminho);
}
return(new JsonResult("~" + i.ImagemCaminho));
}
}
}
return(this.Content("Fail"));
}
