private ActionResult UpdateImplementation(CloudVideoPart part, string folderPath, LocalizedString notification, bool publish)
        {
            if (!_authorizer.Authorize(Permissions.ManageCloudMediaContent, T("You are not authorized to manage Microsoft Azure Media content.")))
            {
                return(new HttpUnauthorizedResult());
            }

            Logger.Debug("User requested to save cloud video item with ID {0}.", part.Id);

            var editorShape = _contentManager.UpdateEditor(part, this);

            if (!ModelState.IsValid)
            {
                _transactionManager.Cancel();

                var viewModel = New.ViewModel(FolderPath: folderPath, Editor: editorShape);
                return(View(viewModel));
            }

            var mediaPart = part.As <MediaPart>();

            mediaPart.LogicalType = "CloudVideo";

            if (String.IsNullOrWhiteSpace(mediaPart.MimeType))
            {
                var mezzanineAsset = _assetManager.LoadAssetsFor <MezzanineAsset>(part).Single();
                mediaPart.MimeType = mezzanineAsset.MimeType;
            }

            if (!String.IsNullOrWhiteSpace(folderPath))
            {
                mediaPart.FolderPath = folderPath;
            }

            try {
                if (publish)
                {
                    _contentManager.Publish(mediaPart.ContentItem);
                }

                Logger.Information("Cloud video item with ID {0} was saved.", part.Id);
                _notifier.Information(notification);
            }
            catch (Exception ex) {
                _transactionManager.Cancel();

                Logger.Error(ex, "Error while saving cloud video item with ID {0}.", part.Id);
                _notifier.Error(T("Ar error occurred while saving the cloud video item:\n{1}", ex.Message));
            }

            return(RedirectToAction("Edit", new { id = part.Id }));
        }
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        private IShape CreatePlayershape(CloudVideoPart part, HtmlNode node)
        {
            var playerWidth       = GetInt32(node, "data-player-width");
            var playerHeight      = GetInt32(node, "data-player-height");
            var applyMediaQueries = GetBoolean(node, "data-player-apply-media-queries");
            var autoPlay          = GetBoolean(node, "data-player-auto-play");

            var playerShape = _shapeFactory.Create("CloudVideoPlayer", Arguments.From(new {
                ContentPart           = part,
                ContentItem           = part.ContentItem,
                AlternateText         = part.As <MediaPart>().AlternateText,
                AssetId               = default(int?),
                IgnoreIncludeInPlayer = false,
                AllowPrivateUrls      = false,
                PlayerWidth           = playerWidth,
                PlayerHeight          = playerHeight,
                ApplyMediaQueries     = applyMediaQueries,
                AutoPlay              = autoPlay
            }));

            return(playerShape);
        }