feat: Create DRF for course settings and course details views out of …

…current Django views (openedx#32397)

cms/djangoapps/contentstore/rest_api/v1/mixins.py

@@ -0,0 +1,42 @@
+"""
+Common mixins for module.
+"""
+import json
+from unittest.mock import patch
+
+from rest_framework import status
+
+
+class PermissionAccessMixin:
+    """
+    Mixin for testing permission access for views.
+    """
+
+    def get_and_check_developer_response(self, response):
+        """
+        Make basic asserting about the presence of an error response, and return the developer response.
+        """
+        content = json.loads(response.content.decode("utf-8"))
+        assert "developer_message" in content
+        return content["developer_message"]
+
+    def test_permissions_unauthenticated(self):
+        """
+        Test that an error is returned in the absence of auth credentials.
+        """
+        self.client.logout()
+        response = self.client.get(self.url)
+        error = self.get_and_check_developer_response(response)
+        self.assertEqual(error, "Authentication credentials were not provided.")
+        self.assertEqual(response.status_code, status.HTTP_401_UNAUTHORIZED)
+
+    @patch.dict('django.conf.settings.FEATURES', {'DISABLE_ADVANCED_SETTINGS': True})
+    def test_permissions_unauthorized(self):
+        """
+        Test that an error is returned if the user is unauthorised.
+        """
+        client, _ = self.create_non_staff_authed_user_client()
+        response = client.get(self.url)
+        error = self.get_and_check_developer_response(response)
+        self.assertEqual(error, "You do not have permission to perform this action.")
+        self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN)

cms/djangoapps/contentstore/rest_api/v1/serializers/__init__.py

@@ -0,0 +1,10 @@
+"""
+Serializers for v1 contentstore API.
+"""
+from .settings import CourseSettingsSerializer
+from .course_details import CourseDetailsSerializer
+from .proctoring import (
+    LimitedProctoredExamSettingsSerializer,
+    ProctoredExamConfigurationSerializer,
+    ProctoredExamSettingsSerializer,
+)

cms/djangoapps/contentstore/rest_api/v1/serializers/course_details.py

@@ -0,0 +1,59 @@
+"""
+API Serializers for course details
+"""
+
+from rest_framework import serializers
+
+from openedx.core.lib.api.serializers import CourseKeyField
+
+
+class InstructorInfoSerializer(serializers.Serializer):
+    """ Serializer for instructor info """
+    name = serializers.CharField(allow_blank=True)
+    title = serializers.CharField(allow_blank=True)
+    organization = serializers.CharField(allow_blank=True)
+    image = serializers.CharField(allow_blank=True)
+    bio = serializers.CharField(allow_blank=True)
+
+
+class InstructorsSerializer(serializers.Serializer):
+    """ Serializer for instructors """
+    instructors = InstructorInfoSerializer(many=True, allow_empty=True)
+
+
+class CourseDetailsSerializer(serializers.Serializer):
+    """ Serializer for course details """
+    about_sidebar_html = serializers.CharField(allow_null=True, allow_blank=True)
+    banner_image_name = serializers.CharField(allow_blank=True)
+    banner_image_asset_path = serializers.CharField()
+    certificate_available_date = serializers.DateTimeField()
+    certificates_display_behavior = serializers.CharField(allow_null=True)
+    course_id = serializers.CharField()
+    course_image_asset_path = serializers.CharField(allow_blank=True)
+    course_image_name = serializers.CharField(allow_blank=True)
+    description = serializers.CharField(allow_blank=True)
+    duration = serializers.CharField(allow_blank=True)
+    effort = serializers.CharField(allow_null=True, allow_blank=True)
+    end_date = serializers.DateTimeField(allow_null=True)
+    enrollment_end = serializers.DateTimeField(allow_null=True)
+    enrollment_start = serializers.DateTimeField(allow_null=True)
+    entrance_exam_enabled = serializers.CharField(allow_blank=True)
+    entrance_exam_id = serializers.CharField(allow_blank=True)
+    entrance_exam_minimum_score_pct = serializers.CharField(allow_blank=True)
+    instructor_info = InstructorsSerializer()
+    intro_video = serializers.CharField(allow_null=True)
+    language = serializers.CharField(allow_null=True)
+    learning_info = serializers.ListField(child=serializers.CharField(allow_blank=True))
+    license = serializers.CharField(allow_null=True)
+    org = serializers.CharField()
+    overview = serializers.CharField(allow_blank=True)
+    pre_requisite_courses = serializers.ListField(child=CourseKeyField())
+    run = serializers.CharField()
+    self_paced = serializers.BooleanField()
+    short_description = serializers.CharField(allow_blank=True)
+    start_date = serializers.DateTimeField()
+    subtitle = serializers.CharField(allow_blank=True)
+    syllabus = serializers.CharField(allow_null=True)
+    title = serializers.CharField(allow_blank=True)
+    video_thumbnail_image_asset_path = serializers.CharField()
+    video_thumbnail_image_name = serializers.CharField(allow_blank=True)

cms/djangoapps/contentstore/rest_api/v1/serializers.py → cms/djangoapps/contentstore/rest_api/v1/serializers/proctoring.py

@@ -1,5 +1,5 @@
 """
-API Serializers for Contentstore
+API Serializers for proctoring
 """
 
 from rest_framework import serializers

cms/djangoapps/contentstore/rest_api/v1/serializers/settings.py

@@ -0,0 +1,44 @@
+"""
+API Serializers for course settings
+"""
+
+from rest_framework import serializers
+
+from openedx.core.lib.api.serializers import CourseKeyField
+
+
+class PossiblePreRequisiteCourseSerializer(serializers.Serializer):
+    """ Serializer for possible pre requisite course """
+    course_key = CourseKeyField()
+    display_name = serializers.CharField()
+    lms_link = serializers.CharField()
+    number = serializers.CharField()
+    org = serializers.CharField()
+    rerun_link = serializers.CharField()
+    run = serializers.CharField()
+    url = serializers.CharField()
+
+
+class CourseSettingsSerializer(serializers.Serializer):
+    """ Serializer for course settings """
+    about_page_editable = serializers.BooleanField()
+    can_show_certificate_available_date_field = serializers.BooleanField()
+    course_display_name = serializers.CharField()
+    course_display_name_with_default = serializers.CharField()
+    credit_eligibility_enabled = serializers.BooleanField()
+    credit_requirements = serializers.DictField(required=False)
+    enable_extended_course_details = serializers.BooleanField()
+    enrollment_end_editable = serializers.BooleanField()
+    is_credit_course = serializers.BooleanField()
+    is_entrance_exams_enabled = serializers.BooleanField()
+    is_prerequisite_courses_enabled = serializers.BooleanField()
+    language_options = serializers.ListField(child=serializers.ListField(child=serializers.CharField()))
+    lms_link_for_about_page = serializers.URLField()
+    marketing_enabled = serializers.BooleanField()
+    mfe_proctored_exam_settings_url = serializers.CharField(required=False, allow_null=True, allow_blank=True)
+    possible_pre_requisite_courses = PossiblePreRequisiteCourseSerializer(required=False, many=True)
+    short_description_editable = serializers.BooleanField()
+    show_min_grade_warning = serializers.BooleanField()
+    sidebar_html_enabled = serializers.BooleanField()
+    upgrade_deadline = serializers.DateTimeField(allow_null=True)
+    use_v2_cert_display_settings = serializers.BooleanField()

cms/djangoapps/contentstore/rest_api/v1/tests/test_course_details.py

@@ -0,0 +1,108 @@
+"""
+Unit tests for course details views.
+"""
+import json
+from unittest.mock import patch
+
+import ddt
+from django.urls import reverse
+from rest_framework import status
+
+from cms.djangoapps.contentstore.tests.utils import CourseTestCase
+
+from ..mixins import PermissionAccessMixin
+
+
+@ddt.ddt
+class CourseDetailsViewTest(CourseTestCase, PermissionAccessMixin):
+    """
+    Tests for CourseDetailsView.
+    """
+
+    def setUp(self):
+        super().setUp()
+        self.url = reverse(
+            'cms.djangoapps.contentstore:v1:course_details',
+            kwargs={"course_id": self.course.id},
+        )
+
+    def test_put_permissions_unauthenticated(self):
+        """
+        Test that an error is returned in the absence of auth credentials.
+        """
+        self.client.logout()
+        response = self.client.put(self.url)
+        error = self.get_and_check_developer_response(response)
+        self.assertEqual(error, "Authentication credentials were not provided.")
+        self.assertEqual(response.status_code, status.HTTP_401_UNAUTHORIZED)
+
+    def test_put_permissions_unauthorized(self):
+        """
+        Test that an error is returned if the user is unauthorised.
+        """
+        client, _ = self.create_non_staff_authed_user_client()
+        response = client.put(self.url)
+        error = self.get_and_check_developer_response(response)
+        self.assertEqual(error, "You do not have permission to perform this action.")
+        self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN)
+
+    @patch.dict("django.conf.settings.FEATURES", {'ENABLE_PREREQUISITE_COURSES': True})
+    def test_put_invalid_pre_requisite_course(self):
+        pre_requisite_course_keys = [str(self.course.id), 'invalid_key']
+        request_data = {"pre_requisite_courses": pre_requisite_course_keys}
+        response = self.client.put(path=self.url, data=json.dumps(request_data), content_type="application/json")
+        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
+        self.assertEqual(response.json()['error'], 'Invalid prerequisite course key')
+
+    def test_put_course_details(self):
+        request_data = {
+            "about_sidebar_html": "",
+            "banner_image_name": "images_course_image.jpg",
+            "banner_image_asset_path": "/asset-v1:edX+E2E-101+course+type@asset+block@images_course_image.jpg",
+            "certificate_available_date": "2029-01-02T00:00:00Z",
+            "certificates_display_behavior": "end",
+            "course_id": "E2E-101",
+            "course_image_asset_path": "/static/studio/images/pencils.jpg",
+            "course_image_name": "bar_course_image_name",
+            "description": "foo_description",
+            "duration": "",
+            "effort": None,
+            "end_date": "2023-08-01T01:30:00Z",
+            "enrollment_end": "2023-05-30T01:00:00Z",
+            "enrollment_start": "2023-05-29T01:00:00Z",
+            "entrance_exam_enabled": "",
+            "entrance_exam_id": "",
+            "entrance_exam_minimum_score_pct": "50",
+            "intro_video": None,
+            "language": "creative-commons: ver=4.0 BY NC ND",
+            "learning_info": [
+                "foo",
+                "bar"
+            ],
+            "license": "creative-commons: ver=4.0 BY NC ND",
+            "org": "edX",
+            "overview": "<section class=\"about\"></section>",
+            "pre_requisite_courses": [],
+            "run": "course",
+            "self_paced": None,
+            "short_description": "",
+            "start_date": "2023-06-01T01:30:00Z",
+            "subtitle": "",
+            "syllabus": None,
+            "title": "",
+            "video_thumbnail_image_asset_path": "/asset-v1:edX+E2E-101+course+type@asset+block@images_course_image.jpg",
+            "video_thumbnail_image_name": "images_course_image.jpg",
+            "instructor_info": {
+                "instructors": [
+                    {
+                        "name": "foo bar",
+                        "title": "title",
+                        "organization": "org",
+                        "image": "image",
+                        "bio": ""
+                    }
+                ]
+            },
+        }
+        response = self.client.put(path=self.url, data=json.dumps(request_data), content_type="application/json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)

cms/djangoapps/contentstore/rest_api/v1/tests/test_settings.py

@@ -0,0 +1,80 @@
+"""
+Unit tests for course settings views.
+"""
+import ddt
+from django.conf import settings
+from django.urls import reverse
+from mock import patch
+from rest_framework import status
+
+from cms.djangoapps.contentstore.tests.utils import CourseTestCase
+from cms.djangoapps.contentstore.utils import get_proctored_exam_settings_url
+from common.djangoapps.util.course import get_link_for_about_page
+from openedx.core.djangoapps.credit.tests.factories import CreditCourseFactory
+
+from ..mixins import PermissionAccessMixin
+
+
+@ddt.ddt
+class CourseSettingsViewTest(CourseTestCase, PermissionAccessMixin):
+    """
+    Tests for CourseSettingsView.
+    """
+
+    def setUp(self):
+        super().setUp()
+        self.url = reverse(
+            'cms.djangoapps.contentstore:v1:course_settings',
+            kwargs={"course_id": self.course.id},
+        )
+
+    def test_course_settings_response(self):
+        """ Check successful response content """
+        response = self.client.get(self.url)
+        expected_response = {
+            'about_page_editable': True,
+            'can_show_certificate_available_date_field': False,
+            'course_display_name': self.course.display_name,
+            'course_display_name_with_default': self.course.display_name_with_default,
+            'credit_eligibility_enabled': True,
+            'enrollment_end_editable': True,
+            'enable_extended_course_details': False,
+            'is_credit_course': False,
+            'is_entrance_exams_enabled': True,
+            'is_prerequisite_courses_enabled': False,
+            'language_options': settings.ALL_LANGUAGES,
+            'lms_link_for_about_page': get_link_for_about_page(self.course),
+            'marketing_enabled': False,
+            'mfe_proctored_exam_settings_url': get_proctored_exam_settings_url(self.course.id),
+            'short_description_editable': True,
+            'sidebar_html_enabled': False,
+            'show_min_grade_warning': False,
+            'upgrade_deadline': None,
+            'use_v2_cert_display_settings': False,
+        }
+
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertDictEqual(expected_response, response.data)
+
+    @patch.dict('django.conf.settings.FEATURES', {'ENABLE_CREDIT_ELIGIBILITY': True})
+    def test_credit_eligibility_setting(self):
+        """
+        Make sure if the feature flag is enabled we have updated the dict keys in response.
+        """
+        _ = CreditCourseFactory(course_key=self.course.id, enabled=True)
+        response = self.client.get(self.url)
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertIn('credit_requirements', response.data)
+        self.assertTrue(response.data['is_credit_course'])
+
+    @patch.dict('django.conf.settings.FEATURES', {
+        'ENABLE_PREREQUISITE_COURSES': True,
+        'MILESTONES_APP': True,
+    })
+    def test_prerequisite_courses_enabled_setting(self):
+        """
+        Make sure if the feature flags are enabled we have updated the dict keys in response.
+        """
+        response = self.client.get(self.url)
+        self.assertIn('possible_pre_requisite_courses', response.data)
+        self.assertEqual(response.status_code, status.HTTP_200_OK)

cms/djangoapps/contentstore/rest_api/v1/urls.py

@@ -4,14 +4,28 @@
 
 from openedx.core.constants import COURSE_ID_PATTERN
 
-from . import views
+from .views import (
+    CourseDetailsView,
+    CourseSettingsView,
+    ProctoredExamSettingsView,
+)
 
 app_name = 'v1'
 
 urlpatterns = [
     re_path(
         fr'^proctored_exam_settings/{COURSE_ID_PATTERN}$',
-        views.ProctoredExamSettingsView.as_view(),
+        ProctoredExamSettingsView.as_view(),
         name="proctored_exam_settings"
     ),
+    re_path(
+        fr'^course_settings/{COURSE_ID_PATTERN}$',
+        CourseSettingsView.as_view(),
+        name="course_settings"
+    ),
+    re_path(
+        fr'^course_details/{COURSE_ID_PATTERN}$',
+        CourseDetailsView.as_view(),
+        name="course_details"
+    ),
 ]

cms/djangoapps/contentstore/rest_api/v1/views/__init__.py

@@ -0,0 +1,6 @@
+"""
+Views for v1 contentstore API.
+"""
+from .course_details import CourseDetailsView
+from .settings import CourseSettingsView
+from .proctoring import ProctoredExamSettingsView