Files
marechai/Marechai/Areas/Admin/Controllers/MachinePhotosController.cs
2020-02-10 02:47:39 +00:00

272 lines
14 KiB
C#

using System;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Marechai.Database.Models;
using Marechai.Areas.Admin.Models;
using Marechai.Helpers;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Rendering;
using Microsoft.EntityFrameworkCore;
using SixLabors.ImageSharp;
using SixLabors.ImageSharp.Formats;
namespace Marechai.Areas.Admin.Controllers
{
[Area("Admin")]
[Authorize]
public class MachinePhotosController : Controller
{
readonly MarechaiContext _context;
readonly IHostingEnvironment hostingEnvironment;
readonly UserManager<ApplicationUser> userManager;
public MachinePhotosController(MarechaiContext context, IHostingEnvironment hostingEnvironment,
UserManager<ApplicationUser> userManager)
{
_context = context;
this.hostingEnvironment = hostingEnvironment;
this.userManager = userManager;
}
// GET: MachinePhotos
public async Task<IActionResult> Index()
{
return View(await _context.MachinePhotos.Include(m => m.Machine).Include(m => m.Machine.Company)
.Include(m => m.User).Select(p => new MachinePhotoViewModel
{
Id = p.Id,
Author = p.Author,
License = p.License.Name,
Machine =
$"{p.Machine.Company.Name} {p.Machine.Name}",
UploadDate = p.UploadDate,
UploadUser = p.User.UserName,
LicenseId = p.License.Id
}).OrderBy(p => p.Machine)
.ThenBy(p => p.UploadUser).ThenBy(p => p.UploadDate).ToListAsync());
}
// GET: MachinePhotos/Details/5
public async Task<IActionResult> Details(Guid? id)
{
if(id == null) return NotFound();
MachinePhotoDetailsViewModel machinePhoto = await _context
.MachinePhotos
.Select(m => new MachinePhotoDetailsViewModel
{
Id = m.Id,
CameraManufacturer = m.CameraManufacturer,
CameraModel = m.CameraModel,
ColorSpace = m.ColorSpace,
Comments = m.Comments,
Contrast = m.Contrast,
CreationDate = m.CreationDate,
DigitalZoomRatio = m.DigitalZoomRatio,
ExifVersion = m.ExifVersion,
Exposure = m.Exposure,
ExposureProgram = m.ExposureProgram,
Flash = m.Flash,
Focal = m.Focal,
FocalLength = m.FocalLength,
FocalLengthEquivalent =
m.FocalLengthEquivalent,
HorizontalResolution =
m.HorizontalResolution,
IsoRating = m.IsoRating,
Lens = m.Lens,
LightSource = m.LightSource,
MeteringMode = m.MeteringMode,
ResolutionUnit = m.ResolutionUnit,
Orientation = m.Orientation,
Saturation = m.Saturation,
SceneCaptureType = m.SceneCaptureType,
SensingMethod = m.SensingMethod,
Sharpness = m.Sharpness,
SoftwareUsed = m.SoftwareUsed,
SubjectDistanceRange =
m.SubjectDistanceRange,
UploadDate = m.UploadDate,
VerticalResolution = m.VerticalResolution,
WhiteBalance = m.WhiteBalance,
License = m.License.Name,
UploadUser = m.User.UserName,
Machine =
$"{m.Machine.Company.Name} {m.Machine.Name}",
MachineId = m.Machine.Id,
Source = m.Source
}).FirstOrDefaultAsync(m => m.Id == id);
if(machinePhoto == null) return NotFound();
return View(machinePhoto);
}
// GET: MachinePhotos/Create
public IActionResult Create()
{
ViewData["MachineId"] =
new
SelectList(_context.Machines.OrderBy(c => c.Company.Name).ThenBy(c => c.Name).Select(m => new {m.Id, Name = $"{m.Company.Name} {m.Name}"}),
"Id", "Name");
ViewData["LicenseId"] =
new SelectList(_context.Licenses.OrderBy(c => c.Name).Select(l => new {l.Id, l.Name}), "Id", "Name");
return View();
}
// POST: MachinePhotos/Create
// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see http://go.microsoft.com/fwlink/?LinkId=317598.
[HttpPost]
[ValidateAntiForgeryToken]
public async Task<IActionResult> Create([Bind("MachineId,LicenseId,Photo,Source")]
MachinePhotoViewModel machinePhoto)
{
if(!ModelState.IsValid) return View(machinePhoto);
Guid newId = Guid.NewGuid();
string tmpPath = Path.GetTempPath();
string tmpFileName = newId + ".tmp";
string tmpFile = Path.Combine(tmpPath, tmpFileName);
if(System.IO.File.Exists(tmpFile))
{
machinePhoto.ErrorMessage = "Colliding temp file please retry.";
return View(machinePhoto);
}
using(FileStream tmpStream = new FileStream(tmpFile, FileMode.CreateNew))
await machinePhoto.Photo.CopyToAsync(tmpStream);
IImageFormat imageinfo = Image.DetectFormat(tmpFile);
string extension;
switch(imageinfo?.Name)
{
case "JPEG":
extension = ".jpg";
break;
case "PNG":
extension = ".png";
break;
default:
System.IO.File.Delete(tmpFile);
machinePhoto.ErrorMessage = "Unsupported file format, only JPEG and PNG are allowed at the moment.";
return View(machinePhoto);
}
MachinePhoto photo = Photos.Add(tmpFile, newId, hostingEnvironment.WebRootPath,
hostingEnvironment.ContentRootPath, extension);
photo.Id = newId;
photo.User = await userManager.GetUserAsync(HttpContext.User);
photo.License = await _context.Licenses.FindAsync(machinePhoto.LicenseId);
photo.Machine = await _context.Machines.FindAsync(machinePhoto.MachineId);
_context.Add(photo);
await _context.SaveChangesAsync();
return RedirectToAction(nameof(Details), new {Id = newId});
}
// GET: MachinePhotos/Edit/5
public async Task<IActionResult> Edit(Guid? id)
{
if(id == null) return NotFound();
MachinePhoto machinePhoto = await _context.MachinePhotos.FindAsync(id);
if(machinePhoto == null) return NotFound();
ViewData["MachineId"] =
new
SelectList(_context.Machines.OrderBy(m => m.Company.Name).ThenBy(m => m.Name).Select(m => new {m.Id, Name = $"{m.Company.Name} {m.Name}"}),
"Id", "Name", machinePhoto.MachineId);
ViewData["LicenseId"] =
new SelectList(_context.Licenses.OrderBy(l => l.Name).Select(l => new {l.Id, l.Name}), "Id", "Name",
machinePhoto.LicenseId);
return View(machinePhoto);
}
// POST: MachinePhotos/Edit/5
// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see http://go.microsoft.com/fwlink/?LinkId=317598.
[HttpPost]
[ValidateAntiForgeryToken]
public async Task<IActionResult> Edit(Guid id, [Bind(
"Author,CameraManufacturer,CameraModel,ColorSpace,Comments,Contrast,CreationDate,DigitalZoomRatio,ExifVersion,Exposure,ExposureMethod,ExposureProgram,Flash,Focal,FocalLength,FocalLengthEquivalent,HorizontalResolution,IsoRating,Lens,LicenseId,LightSource,MachineId,MeteringMode,ResolutionUnit,Orientation,Saturation,SceneCaptureType,SensingMethod,Sharpness,SoftwareUsed,SubjectDistanceRange,VerticalResolution,WhiteBalance,Id,Source")]
MachinePhoto machinePhoto)
{
if(id != machinePhoto.Id) return NotFound();
if(!ModelState.IsValid) return View(machinePhoto);
try
{
_context.Update(machinePhoto);
await _context.SaveChangesAsync();
}
catch(DbUpdateConcurrencyException)
{
if(!MachinePhotoExists(machinePhoto.Id)) return NotFound();
throw;
}
return RedirectToAction(nameof(Index));
}
// GET: MachinePhotos/Delete/5
public async Task<IActionResult> Delete(Guid? id)
{
if(id == null) return NotFound();
MachinePhotoViewModel machinePhoto = await _context
.MachinePhotos.Include(m => m.Machine)
.Include(m => m.Machine.Company).Include(m => m.User)
.Select(p => new MachinePhotoViewModel
{
Id = p.Id,
Author = p.Author,
License = p.License.Name,
Machine =
$"{p.Machine.Company.Name} {p.Machine.Name}",
UploadDate = p.UploadDate,
UploadUser = p.User.UserName,
LicenseId = p.License.Id
}).OrderBy(p => p.Machine).ThenBy(p => p.UploadUser)
.ThenBy(p => p.UploadDate).FirstOrDefaultAsync(m => m.Id == id);
if(machinePhoto == null) return NotFound();
return View(machinePhoto);
}
// POST: MachinePhotos/Delete/5
[HttpPost]
[ActionName("Delete")]
[ValidateAntiForgeryToken]
public async Task<IActionResult> DeleteConfirmed(Guid id)
{
MachinePhoto machinePhoto = await _context.MachinePhotos.FindAsync(id);
_context.MachinePhotos.Remove(machinePhoto);
await _context.SaveChangesAsync();
foreach(string format in new[] {"jpg", "webp"})
{
foreach(int multiplier in new[] {1, 2, 3})
System.IO.File.Delete(Path.Combine(hostingEnvironment.WebRootPath, "assets/photos/machines/thumbs",
format, $"{multiplier}x", id + $".{format}"));
}
return RedirectToAction(nameof(Index));
}
bool MachinePhotoExists(Guid id)
{
return _context.MachinePhotos.Any(e => e.Id == id);
}
}
}