def myget(self, course_id):
course = Course.get_by_id(int(course_id))
if course is None:
return self.error(404)
if not self.user.has_permission(course):
self.redirect(LIST_COURSES_URL)
return {'course': course}
def join_course(self, course_id, code=None):
from models import Course, UserCourse # do this because users.py & courses.py import each other
if code is not None:
course = Course.all().filter('code =', code).get()
elif course_id is not None:
course = Course.get_by_id(course_id)
else:
return ''
if course is None:
return 'Invalid code'
if UserCourse.all().filter('user ='******'course =', course).get():
return 'You are already in the course'
if course.teacher.key().id() == self.key().id():
return 'You teach that course'
UserCourse(user=self, course=course).put()
return course
