/// <summary>
/// Load submission directory with new files, updates time
/// </summary>
public bool Update(Submission sub, IExternalSource files)
{
FileSystem fs = new FileSystem(m_ident);
bool markcmp, unmarkcmp, defunct;
//Get old sub
Components.Submission oldsub = GetInfo(sub.ID);
markcmp = (oldsub.Status == Components.Submission.UNGRADED &&
sub.Status == Components.Submission.GRADED);
unmarkcmp = (oldsub.Status == Components.Submission.GRADED &&
sub.Status == Components.Submission.UNGRADED);
defunct = (oldsub.Status != Components.Submission.DEFUNCT &&
sub.Status == Components.Submission.DEFUNCT);
//Make sure toplevel zone directory exists
CFile subdir = fs.GetFile(@"c:\subs");
if (null == subdir)
subdir = fs.CreateDirectory(@"c:\subs", true, null, false);
//Build file perms
CFilePermission.FilePermissionList perms = new CFilePermission.FilePermissionList();
int courseID = new Assignments(m_ident).GetInfo(sub.AsstID).CourseID;
CourseRole.CourseRoleList staff = new Courses(m_ident).GetTypedRoles(courseID, true, null);
foreach (CourseRole role in staff)
perms.AddRange(CFilePermission.CreateFullAccess(role.PrincipalID));
perms.AddRange(CFilePermission.CreateOprFullAccess(sub.PrincipalID));
//Create zone directory
CFile esubdir;
string zpath = @"c:\subs\" + sub.ID;
if (null == (esubdir = fs.GetFile(zpath))) {
esubdir = fs.CreateDirectory(zpath, false, perms, false);
esubdir.SpecType = CFile.SpecialType.SUBMISSION;
string name = new Principals(m_ident).GetInfo(sub.PrincipalID).Name;
esubdir.Alias = String.Format("{0}: {1}",
name, GetNextSubmission(sub.AsstID, sub.PrincipalID));
fs.UpdateFileInfo(esubdir, false);
}
//Update sub entry
sub.LocationID = esubdir.ID;
m_dp.UpdateSubmission(sub);
//Load files
try {
fs.ImportData(zpath, files, false, false); //Import the data
} catch (Exception) {
throw new DataAccessException("Invalid external file source. This means the system does " +
"not understand how to extract files from the source. Please create a valid source");
}
//Verify submission structure
VerifyFormat(sub.AsstID, zpath);
//Log
if (markcmp)
Log("User [" + m_ident.Name + "] marked submission " + esubdir.Alias + " completed", sub.ID);
else if (unmarkcmp)
Log("User [" + m_ident.Name + "] marked submission " + esubdir.Alias + " incomplete", sub.ID);
else if (defunct)
Log("User [" + m_ident.Name + "] marked submission " + esubdir.Alias + " defunct", sub.ID);
return true;
}
private void cmdUpload_Click(object sender, System.EventArgs e)
{
if (fiUpload.PostedFile.FileName.Length == 0) {
DisplayMessage("Please select a file to upload");
return;
}
FileSystem fs = new FileSystem(Globals.CurrentIdentity);
string name = Path.GetFileName(fiUpload.PostedFile.FileName);
SingleFileSource sfs = new SingleFileSource(name);
try {
sfs.CreateSource(fiUpload.PostedFile.InputStream);
fs.ImportData(GetCurrentPath(), sfs, true, false);
} catch (FileOperationException er) {
DisplayMessage(er.Message);
}
BindFileGrid();
}
