private Form GetAlbumForm(string context, long elementId)
{
// Get current album settings
Guid elementTypeId = FormId;
IAdvancedElementService elementService = (IAdvancedElementService)_elementFactory.GetElementService(elementTypeId);
AlbumSettings albumSettings = (AlbumSettings)elementService.New(_authenticationService.TenantId);
albumSettings.ElementId = elementId;
elementService.Read(albumSettings);
// Get album photo view models
List <AlbumPhotoViewModel> photoViewModels = new List <AlbumPhotoViewModel>();
foreach (AlbumPhoto photo in albumSettings.Photos)
{
AlbumPhotoViewModel photoViewModel = new AlbumPhotoViewModel {
AlbumPhotoId = photo.AlbumPhotoId.ToString(),
PreviewImageUploadId = photo.PreviewImageUploadId.ToString(),
Name = photo.Name,
Description = photo.Description,
ImageUrl = string.Format("/elements/{0}/uploads/{1}?format=preview&t={1}", photo.ElementId, photo.AlbumPhotoId)
};
photoViewModels.Add(photoViewModel);
}
string data = JsonConvert.SerializeObject(photoViewModels);
// Return form with data
return(new Form {
Fields = new Dictionary <string, IFormField>(), Id = FormId.ToString(), Context = context, Data = data
});
}
private AlbumPhotoViewModel GetPhotoViewModel(AlbumPhoto photo, bool uncommittedPhotoImages)
{
// TODO: Use proper URL routing here, do not hard wire these URLs.
string imageUrl = null;
if (uncommittedPhotoImages)
{
imageUrl = string.Format("/uploads/{0}?t={0}", photo.ThumbnailImageUploadId);
}
else
{
imageUrl = string.Format("/elements/{0}/uploads/{1}?format=thumbnail&t={1}", photo.ElementId, photo.AlbumPhotoId);
}
AlbumPhotoViewModel photoViewModel = new AlbumPhotoViewModel {
AlbumPhotoId = photo.AlbumPhotoId.ToString(),
ThumbnailImageUploadId = photo.ThumbnailImageUploadId.ToString(),
PreviewImageUploadId = photo.PreviewImageUploadId.ToString(),
ImageUploadId = photo.ImageUploadId.ToString(),
Name = photo.Name,
Description = photo.Description,
ImageUrl = imageUrl
};
return(photoViewModel);
}
private string PostPhotoForm(Form form, long tenantId, long pageId, long elementId)
{
// Get album photo details
long albumPhotoId = Convert.ToInt64(form.Data);
string uploadIds = ((UploadField)form.Fields["upload"]).Value;
AlbumPhoto photo = new AlbumPhoto {
TenantId = tenantId,
ElementId = elementId,
AlbumPhotoId = albumPhotoId,
Name = ((TextField)form.Fields["name"]).Value,
Description = ((MultiLineTextField)form.Fields["description"]).Value
};
if (!string.IsNullOrWhiteSpace(uploadIds))
{
string[] uploadParts = uploadIds.Split('|');
photo.ImageTenantId = tenantId;
photo.ThumbnailImageUploadId = Convert.ToInt64(uploadParts[0]);
photo.PreviewImageUploadId = Convert.ToInt64(uploadParts[1]);
photo.ImageUploadId = Convert.ToInt64(uploadParts[2]);
}
// Validate supplied data
_albumValidator.ValidatePhoto(photo);
// Determine whether or not there are uncommitted photo images
bool uncommittedPhotoImages = true;
if (albumPhotoId > 0)
{
IAlbumService albumService = (IAlbumService)_elementFactory.GetElementService(FormId);
AlbumPhoto currentPhoto = albumService.ReadPhoto(tenantId, elementId, albumPhotoId);
uncommittedPhotoImages = currentPhoto.ImageUploadId != photo.ImageUploadId;
}
// Get photo view model and return it's JSON representation as form result status
AlbumPhotoViewModel photoViewModel = GetPhotoViewModel(photo, uncommittedPhotoImages);
return(JsonConvert.SerializeObject(photoViewModel));
}
private void PostPhotosForm(Form form, long pageId, long elementId)
{
// Get tenant ID
long tenantId = _authenticationService.TenantId;
// Get element service
IAdvancedElementService elementService = (IAdvancedElementService)_elementFactory.GetElementService(FormId);
// Get updated album settings
AlbumSettings albumSettings = (AlbumSettings)elementService.New(_authenticationService.TenantId);
albumSettings.ElementId = elementId;
albumSettings.DisplayName = string.IsNullOrWhiteSpace(((TextField)form.Fields["displayName"]).Value) ? null : ((TextField)form.Fields["displayName"]).Value;
albumSettings.Photos = new List <AlbumPhoto>();
List <AlbumPhotoViewModel> photoViewModels = JsonConvert.DeserializeObject <List <AlbumPhotoViewModel> >(form.Data);
for (int index = 0; index < photoViewModels.Count; index++)
{
AlbumPhotoViewModel photoViewModel = photoViewModels[index];
albumSettings.Photos.Add(new AlbumPhoto {
AlbumPhotoId = Convert.ToInt64(photoViewModel.AlbumPhotoId),
Description = photoViewModel.Description,
ElementId = elementId,
ImageTenantId = tenantId,
ImageUploadId = Convert.ToInt64(photoViewModel.ImageUploadId),
Name = photoViewModel.Name,
PreviewImageUploadId = Convert.ToInt64(photoViewModel.PreviewImageUploadId),
SortOrder = index,
TenantId = tenantId,
ThumbnailImageUploadId = Convert.ToInt64(photoViewModel.ThumbnailImageUploadId)
});
}
// Perform the update
elementService.Update(albumSettings);
}