def post(self):
u=self.current_user
name=self.get_argument('name')
desc=self.get_argument('desc')
type1=self.get_argument('type1')
type2=self.get_argument('type2')
source=self.get_argument('source')
old_s=Subject.objects(name=name).first()
if old_s and old_s.professor.username==u.username:
return self.write({'err':'课题已存在'})
s=Subject(
name=name,
desc=desc,
type1=type1,
type2=type2,
source=source,
professor=u,
)
s.save()
return self.write({'id':str(s.id)})
