def ajaxSavePoints(request):
exam = request.context.exam
submitted_points, json_data = parse_points(request.POST, exam.exercises)
lecture_students = exam.lecture.lecture_students_for_tutorials(
tutorials=request.context.tutorials)
json_data['students'] = []
for student_id in request.POST['student_id'].split(','):
student = lecture_students.filter(
models.LectureStudent.student_id == student_id).one().student
json_data['students'].append(student.id)
for exercise_id in submitted_points:
if submitted_points[exercise_id] is None:
request.db.query(ExerciseStudent).filter(models.ExerciseStudent.student_id == student_id)\
.filter(models.ExerciseStudent.exercise_id == exercise_id).delete()
else:
ep = models.ExerciseStudent()
ep.student_id = student_id
ep.exercise_id = exercise_id
ep.points = submitted_points[exercise_id]
request.db.merge(ep)
request.db.commit()
return json_data
def ajaxSavePoints(request):
exam = request.context.exam
lecture_students = exam.lecture.lecture_students_for_tutorials(
tutorials=request.context.tutorials)
student_id = request.POST['student_id']
student = lecture_students.filter(
models.LectureStudent.student_id == student_id).one().student
exercise_points = exam.exercise_points.filter(
models.ExerciseStudent.student_id == student.id)
d_points = {}
json_data = {'msg': '', 'format_error_cells': []}
for ep in exercise_points:
d_points[ep.exercise_id] = ep
for exercise in exam.exercises:
if not exercise.id in d_points:
ep = models.ExerciseStudent()
ep.student = student
ep.exercise = exercise
request.db.add(ep)
d_points[exercise.id] = ep
get_param = 'points-%s' % exercise.id
if get_param in request.POST:
p = request.POST[get_param].replace(',', '.')
if p:
try:
p = float(p)
d_points[exercise.id].points = p
except ValueError:
json_data['format_error'] = 1
json_data[
'msg'] += "Invalid value '%s' for exercise '%s'. " % (
p, exercise.id)
json_data['format_error_cells'].append(exercise.id)
else:
if d_points[exercise.id] in request.db:
#obj = d_points[exercise.id]
#from sqlalchemy.orm import object_session
#from sqlalchemy.orm.util import has_identity
#if object_session(obj) is None and not has_identity(obj):
#print "transient"
#if object_session(obj) is not None and not has_identity(obj):
#print "pending"
#if object_session(obj) is None and has_identity(obj):
#print "detached"
#if object_session(obj) is not None and has_identity(obj):
#print "persistent"
try:
request.db.delete(d_points[exercise.id])
#print "deleted"
except sqlalchemy.exc.InvalidRequestError:
# Object not really added
# Seems not to work really
#print "not deleted"
pass
request.db.commit()
json_data['msg'] = json_data['msg'] or 'sucessfull'
return json_data
def __call__(self):
exam = self.request.context.exam
tutorials = self.request.context.tutorials
students = exam.lecture.lecture_students_for_tutorials(
tutorials).options(
sqlalchemy.orm.joinedload(LectureStudent.student)).all()
pointsQuery = exam.exercise_points.filter(
ExerciseStudent.student_id.in_([
s.student.id for s in students
])).options(sqlalchemy.orm.joinedload(ExerciseStudent.student),
sqlalchemy.orm.joinedload(ExerciseStudent.exercise))
points = DictOfObjects(lambda: {})
for point in pointsQuery:
points[point.student_id][point.exercise_id] = point
for student in students:
for e in exam.exercises:
if not e.id in points[student.student_id]:
exerciseStudent = models.ExerciseStudent()
exerciseStudent.student = student.student
exerciseStudent.exercise = e
points[student.student_id][e.id] = exerciseStudent
self.db.add(exerciseStudent)
if self.db.new or self.db.dirty or self.db.deleted:
self.db.commit()
for student in points:
points[student]['total'] = sum(
[v.points for v in points[student].values() if v.points])
if exam.admission != None or exam.registration != None or exam.medical_certificate != None:
admissions = exam.exam_admissions
for a in admissions:
if exam.admission != None:
points[a.student_id]['admission'] = a.admission
if exam.registration != None:
points[a.student_id]['registration'] = a.registration
if exam.medical_certificate != None:
points[a.student_id][
'medical_certificate'] = a.medical_certificate
for student in students:
if exam.admission != None and not 'admission' in points[
student.student_id]:
points[student.student_id]['admission'] = None
if exam.registration != None and not 'registration' in points[
student.student_id]:
points[student.student_id]['registration'] = None
if exam.medical_certificate != None and not 'medical_certificate' in points[
student.student_id]:
points[student.student_id]['medical_certificate'] = None
return {
'exam': exam,
'tutorial_ids': self.request.matchdict['tutorial_ids'],
'students': students,
'points': points
}
def __call__(self):
error_msgs = []
exam = self.request.context.exam
tutorials = self.request.context.tutorials
students = exam.lecture.lecture_students_for_tutorials(tutorials).options(sqlalchemy.orm.joinedload(LectureStudent.student))\
.options(sqlalchemy.orm.joinedload_all('tutorial.tutor'))
students = students.all()
if 'students' in self.request.GET:
student_ids = self.request.GET['students'].split(',')
student_ids = [int(sid.strip()) for sid in student_ids]
students = [s for s in students if s.student.id in student_ids]
pointsQuery = exam.exercise_points.filter(
ExerciseStudent.student_id.in_([
s.student.id for s in students
])).options(sqlalchemy.orm.joinedload(ExerciseStudent.student),
sqlalchemy.orm.joinedload(ExerciseStudent.exercise))
points = DictOfObjects(lambda: {})
#for s in students:
# for e in exam.exercises:
# points[s.student_id][e.id] = None
for point in pointsQuery.all():
points[point.student_id][point.exercise_id] = point
for student in students:
if not student.student_id in points:
points[student.student_id] = {}
for e in exam.exercises:
if not e.id in points[student.student_id]:
exerciseStudent = models.ExerciseStudent()
exerciseStudent.student = student.student
exerciseStudent.exercise = e
points[student.student_id][e.id] = exerciseStudent
self.db.add(exerciseStudent)
if self.request.method == 'POST':
if not self.request.permissionInfo.has_permission('enter_points'):
return HTTPForbidden(
'Sie haben keine Rechte um Punkte einzutragen!')
for student in students:
for e in exam.exercises:
param = 'points-%u-%u' % (student.student_id, e.id)
if param in self.request.POST:
value = self.request.POST[param]
if not value:
points[student.student_id][e.id].points = None
else:
value = value.replace(',', '.')
try:
value = float(value)
points[student.student_id][e.id].points = value
except:
error_msgs.append(
u'Could not convert "%s" (%s, Exercise %i)'
% (value, student.student.name(), e.nr))
for student in points:
points[student]['total'] = sum(
[v.points for v in points[student].values() if v.points])
if self.db.new or self.db.dirty or self.db.deleted:
self.db.commit()
# TODO: Die Statistik scheint recht langsm zu sein. Evt lohnt es sich,
# die selber auszurechnen...
if tutorials:
statistics = exam.getStatistics(students=None)
statistics.update(
exam.getStatistics(students=students, prefix='tut'))
else:
statistics = exam.getStatistics(students=students)
if not self.raw:
self.request.javascript.add('prototype.js')
return {
'exam': exam,
'tutorial_ids': self.request.matchdict['tutorial_ids'],
'students': students,
'points': points,
'statistics': statistics,
'error_msg': u'\n'.join(error_msgs)
}
