/// <summary>Applies permissions to the learner folder and creates it if required.</summary>
/// <param name="user">The learner to create the folder for.</param>
/// <param name="learnerPermissions">The permissions to set.</param>
/// <param name="instructorPermissions">The instructor permissions to set.</param>
/// <param name="removeObserverPermissions">Whether to remove observer permissions or not.</param>
void ApplyAssignmentPermission(SPUser user, SPRoleType learnerPermissions, SPRoleType instructorPermissions, bool removeObserverPermissions)
{
SPSecurity.RunWithElevatedPrivileges(delegate
{
using (SPSite spSite = new SPSite(assignmentProperties.SPSiteGuid))
{
using (SPWeb spWeb = spSite.OpenWeb(assignmentProperties.SPWebGuid))
{
DropBox dropBox = new DropBox(store, spWeb);
AssignmentFolder assignmentFolder = dropBox.GetAssignmentFolder(assignmentProperties);
if (assignmentFolder != null)
{
// Get the learner sub folder
AssignmentFolder learnerSubFolder = assignmentFolder.FindLearnerFolder(user);
if (learnerSubFolder == null)
{
learnerSubFolder = assignmentFolder.CreateLearnerAssignmentFolder(user);
}
// Apply learner permissions
learnerSubFolder.RemovePermissions(user);
if (learnerPermissions != SPRoleType.None)
{
learnerSubFolder.ApplyPermission(user, learnerPermissions);
}
// Apply instructor permissions
foreach (SlkUser instructor in assignmentProperties.Instructors)
{
learnerSubFolder.RemovePermissions(instructor.SPUser);
learnerSubFolder.ApplyPermission(instructor.SPUser, instructorPermissions);
}
if (removeObserverPermissions)
{
learnerSubFolder.RemoveObserverPermission();
}
}
}
}
});
}
void ApplySubmittedPermissions(AssignmentFolder learnerSubFolder)
{
// IF the assignment is auto return, the learner will still be able to view the drop box assignment files
// otherwise, learner permissions will be removed from the learner's subfolder in the Drop Box document library
if (assignmentProperties.AutoReturn == false)
{
learnerSubFolder.RemovePermissions(CurrentUser);
}
// Grant instructors contribute permission on learner subfolder
foreach (SlkUser instructor in assignmentProperties.Instructors)
{
if (instructor.SPUser == null)
{
throw new SafeToDisplayException(string.Format(culture.Culture, culture.Resources.DropBoxManagerUploadFilesNoInstructor, instructor.Name));
}
learnerSubFolder.RemovePermissions(instructor.SPUser);
learnerSubFolder.ApplyPermission(instructor.SPUser, SPRoleType.Contributor);
}
}