def post(self) -> Response:
"""
POST response method for endorsing a course.
:return: JSON object
"""
data = request.get_json()
user_id=get_jwt_identity()
course_id = data["courseId"]
authorized: bool = Users.objects.get(id=user_id).roles.organization
if authorized:
# don't let an organization endorse the same course twice
if Courses.objects(id=course_id, endorsedBy=ObjectId(user_id)):
return conflict("You already endorsed this course!")
# add the organization the course's endorsedBy list
try:
endorse = Courses.objects(id=course_id).update(push__endorsedBy=ObjectId(user_id))
if endorse == 0:
return not_found("404 Error: The requested course does not exist")
except InvalidId as e:
print(e.__class__.__name__)
print(dir(e))
return bad_request(str(e))
except ValidationError as e:
return bad_request(e.message)
output = {'id': user_id}
return jsonify(output)
else:
return forbidden()
def post(self) -> Response:
"""
POST response method for enrolling in a course.
:return: JSON object
"""
data = request.get_json()
user_id=get_jwt_identity()
if Courses.objects(id=data["courseId"], students=ObjectId(user_id)):
return conflict("You cannot enrol in the same course twice!")
try:
enroll = Courses.objects(id=data["courseId"]).update(push__students=ObjectId(user_id))
if enroll == 0:
return not_found("404 Error: The requested course does not exist")
except InvalidId as e:
print(e.__class__.__name__)
print(dir(e))
return bad_request(str(e))
except ValidationError as e:
return bad_request(e.message)
output = {'id': user_id}
return jsonify(output)
def d_c(*args, **kwargs):
try:
res = function(*args, **kwargs)
return res
except Exception as e:
print(e)
return bad_request()
def delete(self, course_id: str) -> Response:
"""
DELETE response method for disenrolling in a course.
:return: JSON object
"""
user_id=get_jwt_identity()
try:
disenroll = Courses.objects(id=course_id).update(pull__students=ObjectId(user_id))
if disenroll == 0:
return not_found("404 Error: The requested course does not exist")
except InvalidId as e:
print(e.__class__.__name__)
print(dir(e))
return bad_request(str(e))
except ValidationError as e:
return bad_request(e.message)
output = {'id': user_id}
return jsonify(output)
def put(self, course_id: str) -> Response:
"""
PUT response method for updating a course.
JSON Web Token is required.
Authorization is required: Access(admin=true)
"""
data = request.get_json()
try:
res = Courses.objects.get(id=course_id).update(**data)
except ValidationError as e:
return bad_request(e.message)
return jsonify(res)
def post(self) -> Response:
"""
POST response method for creating a quiz submission.
JSON Web Token is required.
Student must be in the course.
Student may only have one submission per quiz.
"""
user = get_jwt_identity()
data = request.get_json()
quiz_id = data['quiz']
# already a submission from this user
if len(Submissions.objects(quiz=quiz_id, user=user)) != 0:
return forbidden()
# quiz doesn't exist
try:
quiz = Quizzes.objects.get(id=quiz_id)
course = Courses.objects.get(id=quiz.course.id)
except DoesNotExist as e:
return not_found()
# student must be enrolled in the course of the quiz
courses = Courses.objects(students=user)
if course not in courses:
return forbidden()
# student is in course and has not submitted
# generate the answer key
answer_key = {}
for question in quiz.quizQuestions:
answer_key[question.index] = question.answer
# compare answer key to student responses
student_responses = data['answers']
grade = 0
for response in student_responses:
index = response['question']
if index in answer_key and answer_key[index] == response['answer']:
grade += 1
try:
data['user'] = user
data['grade'] = grade
submission = Submissions(**data).save()
except ValidationError as e:
return bad_request(e.to_dict())
output = {'id': str(submission.id)}
return jsonify(output)
def post() -> Response:
"""
POST response method for creating user.
:return: JSON object
"""
data = request.get_json()
try:
user = create_user(data)
output = {'id': str(user.id)}
return jsonify(output)
except NotUniqueError as e:
# the only unique field for a User is the email address
# so if this error occurs, we know the given email is in use
return conflict("Given email is already in use!")
except ValidationError as e:
return bad_request(e.to_dict())
def get(self, course_id: str) -> Response:
"""
GET response method for single documents in course collection.
:return: JSON object
"""
# check if the given course id is valid or not
try:
course = Courses.objects.get(id=course_id)
except DoesNotExist as e:
return not_found()
except ValidationError as e:
return bad_request()
user = get_jwt_identity()
try:
# check if the user is enrolled in the course
queryCourse = Courses.objects.get(id=course_id,
students=ObjectId(user))
student = True
except DoesNotExist as e:
student = False
# check if the user is the instructor of the course or if they are an admin
inst = str(course.instructor.id) == user
admin = Users.objects.get(id=user).roles.admin
authorized = student or inst or admin
if authorized:
if inst or admin:
query = Quizzes.objects(course=course)
elif student:
query = Quizzes.objects(course=course, published=True)
fields = {
'id',
'name',
'quizQuestions',
'published',
}
embedded = {'course': {'id': 'course'}}
converted = convert_embedded_query(query, fields, embedded)
return jsonify(converted)
else:
return forbidden()
def delete(self, op_id: str) -> Response:
"""
DELETE response method for deleting single opportunity.
JSON Web Token is required.
"""
authorized: bool = Users.objects.get(id=get_jwt_identity()).roles.organization or \
Users.objects.get(id=get_jwt_identity()).roles.admin
if authorized:
try:
output = Opportunity.objects.get(id=op_id).delete()
except ValidationError as e:
return bad_request(e.message)
return jsonify(output)
else:
return forbidden()
def put(self, op_id: str) -> Response:
"""
PUT response method for updating an opportunity.
JSON Web Token is required.
"""
data = request.get_json()
authorized: bool = Users.objects.get(id=get_jwt_identity()).roles.organization or \
Users.objects.get(id=get_jwt_identity()).roles.admin
if authorized:
try:
res = Opportunity.objects.get(id=op_id).update(**data)
except ValidationError as e:
return bad_request(e.message)
return jsonify(res)
else:
return forbidden()
def post(self) -> Response:
"""
POST response method for creating a course.
JSON Web Token is required.
Authorization is required: Access(admin=true)
"""
authorized: bool = True #Users.objects.get(id=get_jwt_identity()).access.admin
if authorized:
data = request.get_json()
# get the instructor id based off of jwt token identity
data['instructor'] = get_jwt_identity()
try:
course = Courses(**data).save()
except ValidationError as e:
return bad_request(e.to_dict())
output = {'id': str(course.id)}
return jsonify(output)
else:
return forbidden()
def put(self, page_name) -> Response:
# given a page_name that represents some page on the frontend that we've decided to track
# either register the page or update the view count if it's already been registered
# for now we plan to only track pages of the format ~courses~<course_id>, if the page
# is not in this format, 400 error is returned
def valid_page_name(page_name):
# given a page_name, determine whether the page should be tracked or not
prefix = '~courses~'
valid = False
if page_name.startswith('~courses~'):
c_id = page_name[len(prefix):]
# check the given id is for a published course
try:
course = Courses.objects.get(id=c_id)
# make sure the course is published
valid = course.published
# catch the exceptions for either the course not existing, or the given id has an invalid format
except (DoesNotExist, ValidationError) as e:
valid = False
return valid
# get the page with the given name (might not be registered yet)
try:
page = Pages.objects.get(name=page_name)
page.views += 1
page.save()
except DoesNotExist:
# check that the page is of the correct format
if valid_page_name(page_name):
page = {'name': page_name, 'views': 1}
page = Pages(**page).save()
else:
return bad_request(
"the page name given does not correspond with a course page on uimpactify.com"
)
output = {'views': page.views}
return jsonify(output)
def post(self) -> Response:
"""
POST response method for creating an opportunity.
JSON Web Token is required.
"""
data = request.get_json()
authorized: bool = Users.objects.get(id=get_jwt_identity()).roles.organization or \
Users.objects.get(id=get_jwt_identity()).roles.admin
if authorized:
data['organization'] = get_jwt_identity()
try:
opportunity = Opportunity(**data).save()
except ValidationError as e:
return bad_request(e.to_dict())
output = {'id': str(opportunity.id)}
return jsonify(output)
else:
return forbidden()
def post(self) -> Response:
authorized: bool = True #Users.objects.get(id=get_jwt_identity()).access.admin
if authorized:
data = request.get_json()
# make sure the course exists
try:
course = Courses.objects.get(id=data["course"])
except DoesNotExist:
return not_found()
# get the user id based off of jwt token identity
data['user'] = get_jwt_identity()
try:
feedback = Feedback(**data).save()
except ValidationError as e:
return bad_request(e.to_dict())
output = {'id': str(feedback.id)}
return jsonify(output)
else:
return forbidden()
def post(self) -> Response:
"""
POST response method for creating a quiz.
JSON Web Token is required.
Authorization is required: role must be instructor
"""
user = get_jwt_identity()
data = request.get_json()
oid = ObjectId(user)
authorized: bool = Courses.objects.get(
id=data['course'])['instructor']['id'] == oid
authorized = authorized or Users.objects.get(id=user).roles.admin
if authorized:
try:
quiz = Quizzes(**data).save()
except ValidationError as e:
return bad_request(e.to_dict())
output = {'id': str(quiz.id)}
return jsonify(output)
else:
return forbidden()
def put(self, quiz_id: str) -> Response:
"""
PUT response method for updating a quiz.
JSON Web Token is required.
"""
query = Quizzes.objects.get(id=quiz_id)
user = get_jwt_identity()
# only the course instructor can delete their quizzes
authorized: bool = query.course.instructor.id == ObjectId(user)
# or an admin
authorized = authorized or Users.objects.get(id=user).roles.admin
if not authorized:
return forbidden()
data = request.get_json()
if ('course' in data):
data['course'] = ObjectId(data['course'])
try:
res = query.update(**data)
except ValidationError as e:
return bad_request(e.message)
return jsonify(res)
