Example #1
0
        private bool PopulateBodyPanelWithRelatedDownloads(Guid fileId, NavigationProperty navigationProperty)
        {
            bool        success          = false;
            List <File> relatedResources = null;
            IDictionary <Guid, IEnumerable <string> > userPermissions = null;

            if (this.DesignMode)
            {
                relatedResources = GetDesignTimeRelatedFiles();
            }
            else
            {
                if (!IsSecurityAwareControl)
                {
                    relatedResources = GetRelatedFiles(fileId, navigationProperty);
                }
                else
                {
                    //If control is security aware the get resources as well as their respective user permissions.
                    IEnumerable <ResourcePermissions <File> > resourcesWithPermissions =
                        GetRelatedFiles(AuthenticatedToken, fileId, navigationProperty);
                    if (resourcesWithPermissions != null)
                    {
                        relatedResources = resourcesWithPermissions.Select(tuple => tuple.Resource).ToList();
                        userPermissions  = resourcesWithPermissions.ToDictionary(tuple => tuple.Resource.Id, tuple => tuple.Permissions);
                    }
                }
            }
            if (relatedResources != null && relatedResources.Count > 0)
            {
                Table table = new Table();
                table.Width = Unit.Percentage(100);

                foreach (File file in relatedResources)
                {
                    //if control is security unaware OR if control is security aware and user is having
                    //Read permission on the resource then only set the link.
                    if (!IsSecurityAwareControl ||
                        (userPermissions.Keys.Contains(file.Id) && userPermissions[file.Id].Contains(UserResourcePermissions.Read)))
                    {
                        using (ResourceDataAccess dataAccess = new ResourceDataAccess(this.CreateContext()))
                        {
                            string fileSize = dataAccess.GetUploadedFileSize(file);
                            if (!string.IsNullOrEmpty(fileSize))
                            {
                                TableRow  tr = new TableRow();
                                TableCell td = new TableCell();
                                td.HorizontalAlign = HorizontalAlign.Left;
                                td.VerticalAlign   = VerticalAlign.Top;
                                td.Width           = Unit.Percentage(70);
                                LinkButton fileNameLink = new LinkButton();
                                fileNameLink.ID   = file.Id.ToString();
                                fileNameLink.Text = HttpUtility.HtmlEncode(CoreHelper.FitString(
                                                                               CoreHelper.UpdateEmptyTitle(CoreHelper.GetFileName(file.Title, file.FileExtension)),
                                                                               _maxTitleCharWidth));
                                fileNameLink.Click += new EventHandler(fileNameLink_Click);
                                td.Controls.Add(fileNameLink);
                                tr.Cells.Add(td);
                                td = new TableCell();
                                td.HorizontalAlign = HorizontalAlign.Left;
                                td.VerticalAlign   = VerticalAlign.Top;
                                Label fileSizeLabel = new Label();
                                fileSizeLabel.Text = fileSize;
                                td.Controls.Add(fileSizeLabel);
                                tr.Cells.Add(td);

                                table.Rows.Add(tr);
                            }
                        }
                    }
                }
                BodyPanel.Controls.Add(table);

                success = true;
            }

            return(success);
        }