def guide_get(self, config):
student, can_display, displayability = (
can_display_guide_to_current_user(self.get_course(), config))
if not can_display:
self.error(
404, 'Negative displayability: %s' % str(displayability))
return
unit_id = self.request.get('unit_id')
if not unit_id:
self.error(404, 'Bad unit_id')
return
view = unit_outline.StudentCourseView(
self.get_course(), student=student)
unit = common_utils.find(
lambda u: str(u.unit_id) == str(unit_id), view.get_units())
if not unit:
self.error(404, 'Unit not visible')
return
self.prepare(config, view, student, unit,
view.get_lessons(unit.unit_id), self.template_value)
template = jinja_utils.get_template(
'steps.html', TEMPLATE_DIRS, handler=self)
self.response.write(template.render(self.template_value))
def remove_news_item(self, resource_key):
news_items = self.get_news_items()
item = common_utils.find(lambda i: i.resource_key == resource_key,
news_items)
if not item:
return False
news_items.remove(item)
self._set_news_items(news_items)
return True
def remove_news_item(self, resource_key):
news_items = self.get_news_items()
item = common_utils.find(
lambda i: i.resource_key == resource_key, news_items)
if not item:
return False
news_items.remove(item)
self._set_news_items(news_items)
return True
def get_i18n_title(cls, resource_key):
locale = None
app_context = sites.get_course_for_current_request()
if (app_context and
app_context.default_locale != app_context.get_current_locale()):
locale = app_context.get_current_locale()
announcements = AnnouncementEntity.get_announcements(locale)
item = common_utils.find(
lambda a: a.key().id() == int(resource_key.key), announcements)
return item.title if item else None
def add_news_item(self, news_item, overwrite_existing):
news_items = self.get_news_items()
# Only one News item per course object. If user has not seen older
# alert, no point retaining it.
old_item = common_utils.find(
lambda i: i.resource_key == news_item.resource_key, news_items)
if old_item:
if overwrite_existing and old_item.when < news_item.when:
news_items.remove(old_item)
news_items.append(news_item)
else:
news_items.append(news_item)
self._set_news_items(news_items)
def add_news_item(self, news_item, overwrite_existing):
news_items = self.get_news_items()
# Only one News item per course object. If user has not seen older
# alert, no point retaining it.
old_item = common_utils.find(
lambda i: i.resource_key == news_item.resource_key, news_items)
if old_item:
if overwrite_existing and old_item.when < news_item.when:
news_items.remove(old_item)
news_items.append(news_item)
else:
news_items.append(news_item)
self._set_news_items(news_items)
def _perform_checks(self):
lesson = None
progress = None
success, key, student, course = (
super(LessonProgressRESTHandler, self)._perform_checks())
if success:
progress = course.get_progress_tracker()
lesson = common_utils.find(lambda l: str(l.lesson_id) == key,
course.get_lessons_for_all_units())
if not lesson:
success = False
transforms.send_json_response(
self, 400, 'Bad Request.', {'key': key})
return success, key, student, lesson, progress
def put(self):
"""Handles PUT REST verb to save lesson and associated activity."""
request = transforms.loads(self.request.get('request'))
key = request.get('key')
if not self.assert_xsrf_token_or_fail(request, 'lesson-edit',
{'key': key}):
return
if not roles.Roles.is_course_admin(self.app_context):
transforms.send_json_response(self, 401, 'Access denied.',
{'key': key})
return
course = courses.Course(self)
lesson = course.find_lesson_by_id(None, key)
if not lesson:
transforms.send_json_response(self, 404, 'Object not found.',
{'key': key})
return
payload = request.get('payload')
updates_dict = transforms.json_to_dict(
transforms.loads(payload),
self.get_schema(course, key).get_json_schema_dict())
lesson.title = updates_dict['title']
lesson.unit_id = common_utils.find(lambda unit: unit['selected'],
updates_dict['unit_id'])['value']
lesson.scored = (updates_dict['scored'] == 'scored')
lesson.objectives = updates_dict['objectives']
lesson.video = updates_dict['video']
lesson.notes = updates_dict['notes']
lesson.auto_index = updates_dict['auto_index']
lesson.activity_title = updates_dict['activity_title']
lesson.activity_listed = updates_dict['activity_listed']
lesson.manual_progress = updates_dict['manual_progress']
activity = updates_dict.get('activity', '').strip()
errors = []
if activity:
if lesson.has_activity:
course.set_activity_content(lesson, activity, errors=errors)
else:
errors.append('Old-style activities are not supported.')
else:
lesson.has_activity = False
fs = self.app_context.fs
path = fs.impl.physical_to_logical(
course.get_activity_filename(lesson.unit_id, lesson.lesson_id))
if fs.isfile(path):
fs.delete(path)
if not errors:
common_utils.run_hooks(self.PRE_SAVE_HOOKS, lesson, updates_dict)
assert course.update_lesson(lesson)
course.save()
common_utils.run_hooks(self.POST_SAVE_HOOKS, lesson)
transforms.send_json_response(self, 200, 'Saved.')
else:
transforms.send_json_response(self, 412, '\n'.join(errors))
