/
controllers.py
184 lines (140 loc) · 4.94 KB
/
controllers.py
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import functools
import os
import pathlib
from collections.abc import Callable
from datetime import datetime, timedelta
from flask import (
jsonify,
redirect,
request,
url_for,
send_from_directory,
)
from mimilti.grade import LineItem, GradeService, Progress, CompletedFullyGradedProgress
from mimilti.login import LtiRequestObject
from mimilti.data_storage import SessionDataStorage
from mimilti.config import Config, RsaKey
from mimilti.roles import (
ContextInstructorRole,
RoleService,
)
from mimilti.lms_pool import LmsRequestsPool
public_key_path = os.path.join(pathlib.Path(__file__).parent, "config/public.key")
private_key_path = os.path.join(pathlib.Path(__file__).parent, "config/private.key")
public_json_path = os.path.join(pathlib.Path(__file__).parent, "config/config.json")
key = RsaKey(private_key_path, public_key_path)
config = Config(public_json_path, key)
LmsRequestsPool.start(config)
def once[
T, **P
](func: Callable[(P.args, P.kwargs), T]) -> Callable[(P.args, P.kwargs), T]:
is_called = False
result = None
@functools.wraps(func)
def wrapper(*args: P.args, **kwargs: P.kwargs) -> T:
nonlocal is_called
nonlocal result
if not is_called:
is_called = True
result = func(*args, **kwargs)
return result
else:
return result
return wrapper
@once
def get_grade_service():
return GradeService(SessionDataStorage(), config, refresh=True)
def get_jwks():
return send_from_directory(
os.path.join(pathlib.Path(__file__).parent, "config/"), "jwk.json"
)
def login():
if request.method == "POST":
session_service = SessionDataStorage()
try:
request_object = LtiRequestObject(request.form, session_service, config)
except Exception as e:
return jsonify({"error": str(e)}), 401
redirect_url = request_object.get_redirect_url()
issuer = request_object.get_issuer()
next_url = request.args.get("next")
session_service.iss = issuer
session_service.aud = request_object.get_client_id()
if next_url:
session_service.save_param_to_session(next_url, "next_url")
else:
session_service.remove_param_from_session("next_url")
return redirect(redirect_url)
def launch():
if request.method == "POST":
session_data_service = SessionDataStorage()
request_object = LtiRequestObject(request.form, session_data_service, config)
try:
data = request_object.get_token()
session_data_service.update_params(data)
config.add_tool(session_data_service.iss, session_data_service.aud)
except Exception as e:
return jsonify({"error": str(e)}), 401
# you login logic
if (next_url := session_data_service.get_param("next_url")) is None:
return redirect(url_for("create_test"))
else:
session_data_service.remove_param_from_session("next_url")
return redirect(next_url)
def get_role_service():
data_service = SessionDataStorage()
role_service = RoleService(data_service)
return role_service
@get_role_service().lti_role_accepted(ContextInstructorRole)
def create_test():
test_guid = "7262dd22-ae2b-4a88-8d29-dfcf728b2c11"
test_label = "test ugugugu"
test_tag = "test tag"
test_maximum_score = 100
test_start_time = datetime.now().strftime("%Y-%m-%dT%H:%M:%S")
test_end_time = (datetime.now() + timedelta(seconds=3600)).strftime(
"%Y-%m-%dT%H:%M:%S"
)
data_service = SessionDataStorage()
grade_service = GradeService(data_service, config)
lineitems = LineItem(
id=None,
label=test_label,
score_maximum=test_maximum_score,
resource_id=test_guid,
tag=test_tag,
start_date_time=test_start_time,
end_date_time=test_end_time,
)
grade_service.create_or_set_lineitem(lineitems)
return redirect(url_for("get_grade"))
def get_grade():
guid = "7262dd22-ae2b-4a88-8d29-dfcf728b2c11"
grade_service = get_grade_service()
print(grade_service.get_grade(guid))
return ""
def get_current_grade():
grade_service = get_grade_service()
print(grade_service.get_grade())
return ""
def set_grade():
guid = "7262dd22-ae2b-4a88-8d29-dfcf728b2c11"
grade_service = get_grade_service()
progress = CompletedFullyGradedProgress(
score_given=60,
score_maximum=100,
comment="comment",
timestamp=datetime.now().strftime("%Y-%m-%dT%H:%M:%SZ"),
)
grade_service.set_grade(progress, guid)
return ""
def set_grade_with_current_lineitem():
grade_service = get_grade_service()
progress = CompletedFullyGradedProgress(
score_given=60,
score_maximum=100,
comment="comment",
timestamp=datetime.now().strftime("%Y-%m-%dT%H:%M:%SZ"),
)
grade_service.set_grade(progress)
return ""