def transform_description(self, content_metadata_item):
"""
Return the description of the content item. Also include the course pacing, and start and end dates.
"""
description_with_locales = []
description = (content_metadata_item.get('full_description')
or content_metadata_item.get('short_description')
or content_metadata_item.get('title', ''))
course_runs = content_metadata_item.get('course_runs')
if course_runs:
closest_course_run = get_closest_course_run(course_runs)
# Include the course run start and end dates
date_str = self._get_course_run_start_end_str(closest_course_run)
if date_str:
description = date_str + description
# Include the course pacing
course_pacing = CourseEnrollmentView.PACING_FORMAT.get(
closest_course_run['pacing_type'], '')
if course_pacing:
pacing_desc = 'Pacing: {pacing_type}. '.format(
pacing_type=course_pacing)
description = pacing_desc + description
for locale in self.enterprise_configuration.get_locales():
description_with_locales.append({
'locale': locale,
'value': description
})
return description_with_locales
def transform_modified(self, content_metadata_item):
"""
Return the modified datetime of closest course run`.
"""
modified_datetime = datetime.datetime.now(pytz.UTC).strftime(ISO_8601_DATE_FORMAT)
course_runs = content_metadata_item.get('course_runs')
if course_runs:
closest_course_run = get_closest_course_run(course_runs)
modified_datetime = closest_course_run.get('modified', modified_datetime)
return str(modified_datetime)
def transform_estimated_hours(self, content_metadata_item):
"""
Return the duration of course in hh:mm:ss format.
"""
duration = None
course_runs = content_metadata_item.get('course_runs')
if course_runs:
closest_course_run = get_closest_course_run(course_runs)
estimated_hours = closest_course_run.get('estimated_hours')
duration = get_duration_from_estimated_hours(estimated_hours)
return duration
def transform_estimated_hours(self, content_metadata_item):
"""
Return the duration of course in hh:mm:ss format.
"""
duration = None
course_runs = content_metadata_item.get('course_runs')
if course_runs:
closest_course_run = get_closest_course_run(course_runs)
estimated_hours = closest_course_run.get('estimated_hours')
if estimated_hours and isinstance(estimated_hours, (int, float)):
fraction, whole_number = math.modf(estimated_hours)
hours = "{:02d}".format(int(whole_number))
minutes = "{:02d}".format(int(60 * fraction))
duration = "{hours}:{minutes}:00".format(hours=hours,
minutes=minutes)
return duration
def transform_description(self, content_metadata_item):
"""
Return the transformed version of the course description.
We choose one value out of the course's full description, short description, and title
depending on availability and length limits.
"""
course_runs = content_metadata_item.get('course_runs')
duration_info = get_course_run_duration_info(
get_closest_course_run(course_runs)
) if course_runs else ''
full_description = content_metadata_item.get('full_description') or ''
if full_description and 0 < len(full_description + duration_info) <= self.LONG_STRING_LIMIT: # pylint: disable=len-as-condition
description = full_description
else:
description = content_metadata_item.get('short_description') or content_metadata_item.get('title') or ''
if description:
description = "{duration_info}{description}".format(duration_info=duration_info, description=description)
return strip_html_tags(description)
