def _transaction(self, question_set, fields):
for key,v in fields.iteritems():
if Validate.sanatize(v) != '':
parts = key.split('_')
if parts[0] == 'answerhelp':
question_set.answer_help = v
if parts[0] == 'correctanswer' and not key.endswith('_index'):
if parts[1] == 'old':
a = Answers.by(parts[2]).first()
a.answer = v
a.position=fields[key + '_index']
else:
a = Answers(question_sets_id=question_set.id, answer=v, is_correct=True, position=fields[key + '_index'])
DBSession.add(a)
if parts[0] == 'wronganswer' and not key.endswith('_index'):
if parts[1] == 'old':
a = Answers.by(parts[2]).first()
a.answer = v
a.position = fields[key + '_index']
else:
a = Answers(question_sets_id=question_set.id, answer=v, is_correct=False, position=fields[key + '_index'])
DBSession.add(a)
if parts[0] == 'question':
if parts[1] == 'old':
a = Questions.by(parts[2]).first()
a.question = v
else:
a = Questions(question=v, question_sets_id=question_set.id)
DBSession.add(a)
DBSession.flush()
transaction.commit()
