/// <summary>
/// Add a user to a section
/// switchuser indicates that the user should be dropped
/// from all other sections
/// Email owner of the group if actor != username
/// </summary>
public bool AddUser(int sectionID, string username, bool switchuser)
{
Section section = GetInfo(sectionID);
//Check permission
Authorize(section.CourseID, Permission.SECTION, "update", sectionID, null);
//Check to see if the user is in this group already
string actor = Identity.Name;
User.UserList users = GetMembers(sectionID);
User user = new User(); user.UserName = username;
if (users.Contains(user))
{
throw new DataAccessException("User already exists in the section");
}
//Send email to the owner if the owner did not make the change
if (actor != section.Owner)
{
new EmailWizard(m_ident).SendByUsername(section.Owner, "FrontDesk Section Notification",
String.Format(Globals.GetMessage("SectionAdd"), actor, username, System.DateTime.Now));
}
//TODO: Enforce policy of section membership
//Create the membership
m_dp.CreateSectionMember(sectionID, username, switchuser);
return(true);
}
/// <summary>
/// Add users to the course from an XML stream
/// </summary>
public void BatchAddUsers(Stream xmlStream, int courseID, bool sync)
{
//TODO: Error checking
User mem = new User();
Users usersDB = new Users(m_ident);
DataSet xmldata = new DataSet();
xmldata.ReadXml(xmlStream);
DataRowCollection users = xmldata.Tables["User"].Rows;
IProviderTransaction tran = m_dp.BeginTransaction();
foreach (DataRow row in users)
{
mem.UserName = (string)row["UserName"];
string role = (string)row["Role"];
//Make sure the user is in the system
if (null == usersDB.GetInfo(mem.UserName, tran))
{
m_dp.RollbackTransaction(tran);
throw new DataAccessException("User: "******" is not in the FrontDesk database");
}
User.UserList cmems = GetMembers(courseID, tran);
//The user already exists in the course
if (cmems.Contains(mem))
{
if (sync)
{
UpdateRole(mem.UserName, courseID, role, tran);
}
else
{
m_dp.RollbackTransaction(tran);
throw new DataAccessException("User: "******" already exists in the course. " +
"Do a merge if you want to change the roles");
}
}
else
{
m_dp.CreateCourseMember(mem.UserName, courseID, role, tran);
}
}
m_dp.CommitTransaction(tran);
}