def stop_all_lessons(self):
from model import Lesson
lessons = Lesson.fetch_all(filter_expr="teacher", filter_value=self.person)
for lesson in lessons:
self.stop_lesson(lesson, False)
self.write_response_plain_text("OK")
def delete_all_lessons(self):
from model import Lesson
lessons = Lesson.fetch_all(filter_expr="teacher", filter_value=self.person)
for lesson in lessons:
self.delete_lesson(lesson, False)
self.log_out_all_students(lesson, False);
self.write_response_plain_text("OK")
def get_lessons_json(self, returnAll=False):
from model import Lesson
import json
import datetime
def handler(o):
if isinstance(o, datetime.datetime):
return "(new Date(%d, %d, %d, %d, %d, %d))" % (
o.year,
o.month - 1, # javascript months start at zero
o.day,
o.hour,
o.minute,
o.second,
)
else:
raise TypeError(repr(o))
if returnAll:
lessons = Lesson.fetch_all(sort="title")
elif self.person is not None and self.is_teacher:
lessons = Lesson.fetch_all(filter_expr="teacher", filter_value=self.person, sort="title")
else:
lessons = Lesson.fetch_all(sort="title")
lesson_infos = []
for lesson in lessons:
if not lesson.is_deleted:
lesson_infos.append(
{
"lesson_code": lesson.lesson_code,
"title": lesson.title,
"description": lesson.description,
"class_name": lesson.class_name,
"teacher_name": lesson.teacher.nickname,
"start_time": lesson.start_time,
"stop_time": lesson.stop_time,
"tasks": lesson.tasks,
"is_active": lesson.is_active,
}
)
lessons_json = json.dumps(lesson_infos, default=handler)
return lessons_json
