/// <summary>
/// Creates the relationship for associated contents.
/// </summary>
/// <param name="content">Content which has to be updated.</param>
/// <param name="contentDetails">Details of the content.</param>
private static void CreateAssociateContents(Content content, ContentDetails contentDetails)
{
if (contentDetails.AssociatedFiles != null && contentDetails.AssociatedFiles.Count() > 0)
{
foreach (var dataDetails in contentDetails.AssociatedFiles)
{
// Create new associated file only if contentId is not set
if (!dataDetails.ContentID.HasValue || dataDetails.ContentID.Value <= 0)
{
var associatedContent = new Content();
associatedContent.SetValuesFrom(contentDetails, dataDetails);
// Note that Modifying user is the one who is creating the associated contents.
associatedContent.CreatedByID = content.ModifiedByID.Value;
var associatedRelation = new ContentRelation()
{
Content = content,
Content1 = associatedContent,
ContentRelationshipTypeID = (int)AssociatedContentRelationshipType.Associated
};
content.ContentRelation.Add(associatedRelation);
}
}
}
}
/// <summary>
/// Creates the new content in Layerscape with the given details passed in ContentsView instance.
/// </summary>
/// <param name="contentDetails">Details of the content</param>
/// <returns>Id of the content created. Returns -1 is creation is failed.</returns>
public long CreateContent(ContentDetails contentDetails)
{
// Make sure content is not null
this.CheckNotNull(() => new { contentDetails });
long contentId = -1;
var userRole = GetCommunityUserRole(contentDetails.ParentID, contentDetails.CreatedByID);
if (!CanCreateContent(userRole))
{
// TODO: Throw custom permissions exception which will be shown to user in error page.
throw new HttpException(401, Resources.NoPermissionCreateContentMessage);
}
// Upload content data, thumbnail, video and associated file to azure.
// Since the associated files are already stored in the Temporary container.
// We need to move the files to actual container.
if (UploadFilesToAzure(contentDetails))
{
if (MoveAssociatedFiles(contentDetails))
{
try
{
// Create a new instance of content details
var content = new Content();
// Set values from content details.
content.SetValuesFrom(contentDetails);
// Set the thumbnail ID.
content.ThumbnailID = MoveThumbnail(contentDetails.Thumbnail);
// Set Created and modified time.
content.CreatedDatetime = content.ModifiedDatetime = DateTime.UtcNow;
// Set Created and modified IDs.
content.ModifiedByID = contentDetails.CreatedByID;
content.CreatedByID = contentDetails.CreatedByID;
// Set Default Values.
content.IsDeleted = false;
content.IsSearchable = true;
content.IsOffensive = false;
content.DownloadCount = 0;
var parentCommunity = _communityRepository.GetItem(c => c.CommunityID == contentDetails.ParentID);
if (parentCommunity != null)
{
parentCommunity.ModifiedByID = contentDetails.CreatedByID;
parentCommunity.ModifiedDatetime = DateTime.UtcNow;
// Updated Parent child relationship
var comCont = new CommunityContents()
{
Community = parentCommunity,
Content = content
};
// Add the relationship
content.CommunityContents.Add(comCont);
}
// Update video file details in database.
CreateVideo(content, contentDetails);
// Update associated files details in database.
CreateAssociateContents(content, contentDetails);
// Update Tags.
SetContentTags(contentDetails.Tags, content);
//// TODO: Update Permissions Details.
//// TODO: Update Consumed size of the user. If the size is more than allowed throw error.
_contentRepository.Add(content);
// Save changes to the database
_contentRepository.SaveChanges();
// Get the content ID from database. We need to retrieve it from the database as it is a identity column.
contentId = content.ContentID;
}
catch (Exception)
{
// Delete Uploaded Content/Video/Thumbnail
// Note:- Deleting associated files as will be handled by a worker role
// which will delete temporary file from container.
DeleteUploadedFiles(contentDetails);
throw;
}
}
else
{
// Delete Uploaded Content/Video/Thumbnail
// Note:- Deleting associated files as will be handled by a worker role
// which will delete temporary file from container.
DeleteUploadedFiles(contentDetails);
}
}
return contentId;
}
/// <summary>
/// Updates the relationship for video and content.
/// </summary>
/// <param name="content">Content which has to be updated.</param>
/// <param name="contentDetails">Details of the content.</param>
private static void CreateVideo(Content content, ContentDetails contentDetails)
{
if (contentDetails.Video != null)
{
var videoContent = new Content();
videoContent.SetValuesFrom(contentDetails, contentDetails.Video);
// Note that Modifying user is the one who is creating the video.
videoContent.CreatedByID = content.ModifiedByID.Value;
var contentRelation = new ContentRelation()
{
Content = content,
Content1 = videoContent,
ContentRelationshipTypeID = (int)AssociatedContentRelationshipType.Video
};
content.ContentRelation.Add(contentRelation);
}
}
public ActionResult GetTourAuthorThumb(Guid tourId)
{
var tour = _contentService.GetContentDetails(tourId);
var thumb = tour.AssociatedFiles.FirstOrDefault();
var thumbContent = new Content();
thumbContent.SetValuesFrom(tour, thumb);
var blobDetails = _blobService.GetFile(thumbContent.ContentAzureID);
if (blobDetails != null && blobDetails.Data != null)
{
blobDetails.MimeType = Constants.DefaultThumbnailMimeType;
// Update the response header.
Response.AddHeader("Content-Encoding", blobDetails.MimeType);
// Set the position to Begin.
blobDetails.Data.Seek(0, SeekOrigin.Begin);
return new FileStreamResult(blobDetails.Data, blobDetails.MimeType);
}
return new EmptyResult();
}
