def set_assessment_content(self, unit, assessment_content, errors=None):
"""Updates the content of an assessment."""
if errors is None:
errors = []
path = self._app_context.fs.impl.physical_to_logical(
self.get_assessment_filename(unit.unit_id))
root_name = 'assessment'
try:
content, noverify_text = verify.convert_javascript_to_python(
assessment_content, root_name)
assessment = verify.evaluate_python_expression_from_text(
content, root_name, verify.Assessment().scope, noverify_text)
except Exception: # pylint: disable-msg=broad-except
errors.append('Unable to parse %s:\n%s' % (
root_name,
str(sys.exc_info()[1])))
return
verifier = verify.Verifier()
try:
verifier.verify_assessment_instance(assessment, path)
except verify.SchemaException:
errors.append('Error validating %s\n' % root_name)
return
fs = self.app_context.fs
fs.put(
path, vfs.string_to_stream(assessment_content),
is_draft=not unit.now_available)
def load_csv_course(app_context):
"""Loads course data from the CSV files."""
logging.info('Initializing datastore from CSV files.')
unit_file = os.path.join(app_context.get_data_home(), 'unit.csv')
lesson_file = os.path.join(app_context.get_data_home(), 'lesson.csv')
# Check files exist.
if (not app_context.fs.isfile(unit_file) or
not app_context.fs.isfile(lesson_file)):
return None, None
unit_stream = app_context.fs.open(unit_file)
lesson_stream = app_context.fs.open(lesson_file)
# Verify CSV file integrity.
units = verify.read_objects_from_csv_stream(
unit_stream, verify.UNITS_HEADER, verify.Unit)
lessons = verify.read_objects_from_csv_stream(
lesson_stream, verify.LESSONS_HEADER, verify.Lesson)
verifier = verify.Verifier()
verifier.verify_unit_fields(units)
verifier.verify_lesson_fields(lessons)
verifier.verify_unit_lesson_relationships(units, lessons)
assert verifier.errors == 0
assert verifier.warnings == 0
# Load data from CSV files into a datastore.
units = verify.read_objects_from_csv_stream(
app_context.fs.open(unit_file), verify.UNITS_HEADER, Unit12,
converter=verify.UNIT_CSV_TO_DB_CONVERTER)
lessons = verify.read_objects_from_csv_stream(
app_context.fs.open(lesson_file), verify.LESSONS_HEADER, Lesson12,
converter=verify.LESSON_CSV_TO_DB_CONVERTER)
return units, lessons
def verify_assessment(assessment_text):
"""Parses and semantically verifies assessment."""
assessment = AssessmentParser13.parse_string_in_scope(
assessment_text, verify.Assessment().scope, 'assessment')
assert assessment
verifier = verify.Verifier()
verifier.verify_assessment_instance(assessment, 'test')
def verify_activity(activity_text):
"""Parses and semantically verifies activity."""
activity = ActivityParser13.parse_string_in_scope(
activity_text, verify.Activity().scope, 'activity')
assert activity
verifier = verify.Verifier()
verifier.verify_activity_instance(activity, 'test')
def test_assets_and_date(self):
"""Verify semantics of all asset and data files."""
def echo(unused_message):
pass
warnings, errors = verify.Verifier().load_and_verify_model(echo)
assert not errors and not warnings
def load_csv_course(app_context):
"""Loads course data from the CSV files."""
logging.info('Initializing datastore from CSV files')
unit_file = os.path.join(app_context.get_data_home(), 'unit.csv')
lesson_file = os.path.join(app_context.get_data_home(), 'lesson.csv')
biblio_file = os.path.join(app_context.get_data_home(), 'biblio.csv')
# Load and validate data from CSV files.
units = verify.read_objects_from_csv_stream(app_context.fs.open(unit_file),
verify.UNITS_HEADER,
verify.Unit)
lessons = verify.read_objects_from_csv_stream(
app_context.fs.open(lesson_file), verify.LESSONS_HEADER, verify.Lesson)
references = verify.read_objects_from_csv_stream(
app_context.fs.open(biblio_file), verify.BIBLIO_HEADER,
verify.Reference)
verifier = verify.Verifier()
verifier.verify_unit_fields(units)
verifier.verify_lesson_fields(lessons)
verifier.verify_unit_lesson_relationships(units, lessons)
assert verifier.errors == 0
assert verifier.warnings == 0
# Load data from CSV files into a datastore.
new_units = []
new_lessons = []
new_references = []
units = verify.read_objects_from_csv_stream(app_context.fs.open(unit_file),
verify.UNITS_HEADER, Unit)
lessons = verify.read_objects_from_csv_stream(
app_context.fs.open(lesson_file), verify.LESSONS_HEADER, Lesson)
references = verify.read_objects_from_csv_stream(
app_context.fs.open(biblio_file), verify.BIBLIO_HEADER, Reference)
for unit in units:
entity = Unit()
copy_attributes(unit, entity, verify.UNIT_CSV_TO_DB_CONVERTER)
new_units.append(entity)
for lesson in lessons:
entity = Lesson()
copy_attributes(lesson, entity, verify.LESSON_CSV_TO_DB_CONVERTER)
new_lessons.append(entity)
for reference in references:
entity = Reference()
copy_attributes(reference, entity, verify.BIBLIO_CSV_TO_DB_CONVERTER)
new_references.append(entity)
return new_units, new_lessons, new_references
