/// <summary>Uploads files to the learner's drop box.</summary> /// <param name="files">The files to upload.</param> /// <param name="existingFilesToKeep">Existing files to keep.</param> public void UploadFiles(AssignmentUpload[] files, int[] existingFilesToKeep) { SPUser currentUser = CurrentUser; SPSecurity.RunWithElevatedPrivileges(delegate { using (SPSite spSite = new SPSite(assignmentProperties.SPSiteGuid)) { spSite.CatchAccessDeniedException = false; using (SPWeb spWeb = spSite.OpenWeb(assignmentProperties.SPWebGuid)) { DropBox dropBox = new DropBox(store, spWeb); AssignmentFolder assignmentFolder = dropBox.GetOrCreateAssignmentFolder(assignmentProperties); assignmentFolder.ApplyPermission(currentUser, SPRoleType.Reader); AssignmentFolder learnerSubFolder = assignmentFolder.FindLearnerFolder(currentUser); if (learnerSubFolder == null) { learnerSubFolder = assignmentFolder.CreateLearnerAssignmentFolder(currentUser); } else { learnerSubFolder.ResetIsLatestFiles(existingFilesToKeep, currentUser.ID); } CheckExtensions(spSite, files); using (new AllowUnsafeUpdates(spWeb)) { SlkUser currentSlkUser = new SlkUser(currentUser); foreach (AssignmentUpload upload in files) { learnerSubFolder.SaveFile(upload.Name, upload.Stream, currentSlkUser); } } ApplySubmittedPermissions(spWeb); } } }); }