public IActionResult Search(string tag)
{
var db = new buffimgContext();
var imageModel = new UserImagesModel();
var tags = db.Tags.Include(p => p.PhotoTagMap).ThenInclude(y => y.Photo).ToList();
var relevantTags = tags.Where(t => t.Description == tag.ToLowerInvariant()).ToList();
foreach (var relevantTag in relevantTags)
{
foreach (var photoTagMap in relevantTag.PhotoTagMap)
{
if (!photoTagMap.Photo.IsPublic)
{
continue;
}
var path = Path.Combine("/user_images/", photoTagMap.Photo.FilePath + photoTagMap.Photo.FileExtension);
imageModel.imageList.Add(new DisplayImage()
{
src = path, tags = new List <string>()
});
}
}
return(View(imageModel));
}
public IActionResult Index()
{
if (!User.Identity.IsAuthenticated)
{
return(View("Error"));
}
var user = User.FindFirst(ClaimTypes.NameIdentifier);
var userId = user.Value;
var db = new buffimgContext();
var currentUser = db.AspNetUsers.Include(u => u.Photos).SingleOrDefault(u => u.Id == userId);
if (currentUser == null)
{
return(View("Error"));
}
var photos = currentUser.Photos;
var imageModel = new UserImagesModel();
foreach (var photo in photos)
{
var path = Path.Combine("/user_images/", photo.FilePath + photo.FileExtension);
imageModel.imageList.Add(new DisplayImage()
{
src = path, tags = new List <string>()
});
}
return(View(imageModel));
}
public IActionResult Index()
{
var db = new buffimgContext();
var recentPhotos = db.Photos.OrderByDescending(p => p.PhotoId).Where(p => p.IsPublic).Take(10);
var imageModel = new UserImagesModel();
foreach (var recentPhoto in recentPhotos)
{
var path = Path.Combine("/user_images/", recentPhoto.FilePath + recentPhoto.FileExtension);
imageModel.imageList.Add(new DisplayImage()
{
src = path, tags = new List <string>()
});
}
return(View(imageModel));
}
public IActionResult Image(string imageName)
{
var db = new buffimgContext();
var photo = db.Photos.SingleOrDefault(p => p.FilePath == imageName);
if (photo == null)
{
return(View("Error"));
}
var path = Path.Combine("/user_images/", photo.FilePath + photo.FileExtension);
//prep the model
DisplayImage img = new DisplayImage();
img.src = path;
img.title = "";
img.tags = new List <string>();
//pass the model to the page
return(View(img));
}
public async Task <IActionResult> Upload(IFormFile image, string tags, bool isPrivate) //the model will automatically populate since the property names match the form names
{
if (!User.Identity.IsAuthenticated)
{
return(View("Error"));
}
//check if it exists
if (image == null)
{
return(View("Error"));
}
var user = User.FindFirst(ClaimTypes.NameIdentifier);
var userId = user.Value;
var imageId = RandomString(8);
var fileExtension = Path.GetExtension(image.FileName);
var tagList = new List <string>();
if (tags != null)
{
tagList = tags.Split(',').Select(x => x.Trim()).Where(x => !string.IsNullOrWhiteSpace(x)).ToList();
}
if (fileExtension.ToLowerInvariant() == ".png" || fileExtension.ToLowerInvariant() == ".jpg" || fileExtension.ToLowerInvariant() == ".jpeg" || fileExtension.ToLowerInvariant() == ".gif")
{
var fileLocation = Path.Combine(he.WebRootPath, "user_images", Path.GetFileName(imageId) + Path.GetExtension(image.FileName));
var db = new buffimgContext();
if (db.Photos.SingleOrDefault(p => p.FilePath == imageId) != null)
{
return(View("Error"));
}
//copy the image to that location
await using var stream = new FileStream(fileLocation, FileMode.Create);
try
{
await image.CopyToAsync(stream);
}
finally
{
stream.Close();
}
var newPhoto = new Photos()
{
FilePath = imageId,
IsPublic = !isPrivate,
UserId = userId,
FileExtension = fileExtension
};
db.Photos.Add(newPhoto);
var newTagsList = new List <Tags>();
var existingTagsList = new List <Tags>();
foreach (var tag in tagList)
{
var normalizedTag = tag.ToLowerInvariant();
var existingTag = db.Tags.SingleOrDefault(t => t.Description == normalizedTag);
if (existingTag == null)
{
var tagId = new Random().Next(int.MaxValue);
// make sure tagId is unique
while (db.Tags.SingleOrDefault(t => t.TagId == tagId) != null)
{
tagId = new Random().Next(int.MaxValue);
}
newTagsList.Add(new Tags()
{
Description = normalizedTag, TagId = tagId
});
}
else
{
existingTagsList.Add(existingTag);
}
}
db.Tags.AddRange(newTagsList);
// add new photo and tags
await db.SaveChangesAsync();
newPhoto = db.Photos.Single(p => p.FilePath == imageId);
foreach (var tag in newTagsList)
{
db.PhotoTagMap.Add(new PhotoTagMap()
{
PhotoId = newPhoto.PhotoId, TagId = tag.TagId
});
}
foreach (var existingTag in existingTagsList)
{
db.PhotoTagMap.Add(new PhotoTagMap()
{
PhotoId = newPhoto.PhotoId, TagId = existingTag.TagId
});
}
await db.SaveChangesAsync();
return(RedirectToAction("Image", "Image", new { imageName = imageId }));
}
//they didn't upload a file or something went wrong
return(View("Error"));
}
