c.put("email", identity.getUser().getProperty(UserConstants.EMAIL, getLocale()));
c.put("filename", filename);
Date now = new Date();
Formatter f = Formatter.getInstance(ureq.getLocale());
c.put("date", f.formatDate(now));
c.put("time", f.formatTime(now));
// update attempts counter for this user: one file - one attempts
AssessableCourseNode acn = (AssessableCourseNode) node;
acn.incrementUserAttempts(userCourseEnv);