def get(self, request, course_id, lesson_id):
student = request.user
try:
course = get_course(course_id)
except CourseNotFoundException:
messages.error(
request,
'An error has occurred (^・x・^). We are unable to find the course you wanted. Sorry about '
'that!')
return redirect("students_interfaces:courses")
# Identify if the requested lesson *belongs to* the requested course. If not, return a 404.
try:
lesson = get_course_lesson(lesson_id, course)
except LessonNotFoundException:
messages.error(
request,
'An error has occurred (^・x・^). We are unable to find the lesson you wanted. Sorry about '
'that!')
return redirect("students_interfaces:courses_lessons", course_id)
# Check if student has any learning styles
try:
learning_styles = get_student_learning_styles(student)
except NoLearningStylesException:
messages.error(
request,
'An error has occurred (^・x・^). We could not find any learning styles associated with your '
'account. Please try assigning some in the settings menu, or get in touch!'
)
return redirect("/")
try:
student_resources = get_learning_resources(learning_styles, lesson)
except NoLearningResourcesExistException:
messages.error(
request,
'(^・x・^). Looks like we do not have any resources suited for you for this lesson! Sorry '
'about that!')
student_resources = []
additional_lesson_resources = []
try:
additional_lesson_resources = get_all_learning_resources_except_learningstyles_from_list(
learning_styles, lesson)
except NoLearningResourcesExistException:
messages.error(
request,
'(^・x・^). We could not find any additional resources for this '
'lesson! Sorry '
'about that!')
# We also send whether the user has completed the lesson (or not) as this is used in the template.
lesson_completed = has_student_completed_lesson(student, lesson)
return render(
request, lessons_resources_template, {
'users_resources': student_resources,
'additional_resources': additional_lesson_resources,
'course': course,
"lesson": lesson,
"lesson_completed": lesson_completed
})
def post(self, request, course_id, lesson_id):
student = request.user
try:
course = get_course(course_id)
except CourseNotFoundException:
messages.error(
request, 'A serious error has occurred (^・x・^). '
'We were unable to update a course with some details for you.'
'Please contact us so we can fix this right away!')
# Redirect to the home page
return HttpResponse(status=500)
# Identify if the requested lesson *belongs to* the requested course. If not, return a 404.
try:
lesson = get_course_lesson(lesson_id, course)
except LessonNotFoundException:
messages.error(
request, 'A serious error has occurred (^・x・^). '
'We were unable to update a lesson with some details for you.'
'Please contact us so we can fix this right away!')
return HttpResponse(status=500)
try:
learning_styles = get_student_learning_styles(student)
except NoLearningStylesException:
messages.error(
request,
'An error has occurred (^・x・^). We are unable to display lesson content for you until '
'you have set your learning styles. Please use the settings menu to provide this.'
)
return redirect("/")
# Execute the rule set for that learning style. Request is passed to execute custom error messages in
# subsequent methods (a limitation of python is there is no "throws" declaration).
try:
update_user_lesson_progress_protocols(
student=student,
learning_styles=learning_styles,
lesson=lesson)
except (InvalidUserLessonProgressRequestException
or LessonNotFoundException or CourseNotFoundException):
messages.error(
request,
'An error has occurred (^・x・^). We are unable to save your lesson progress. If you '
'feel this is in error please raise this with an administrator.'
)
# Redirect to the home page
return redirect("/")
# Redirect to the course lessons view if the operation was successful so users can see the results.
return redirect(
"students_interfaces:courses_lessons", course.id
) # Performs the function of purging user progress of a given course
def post(self, request, course_id):
student = request.user
try:
course = get_course(course_id)
except CourseNotFoundException:
return HttpResponse(status=404)
# Purge the progress
delete_course_student_progress(student=student, course=course)
# Prompt
messages.success(
request,
"We have removed all your progress for this course ฅ^•ﻌ•^ฅ Stay tough! Happy learning!"
)
# Return user back to the courses page where the changes will be reflected.
return redirect("students_interfaces:courses")
def get(self, request, course_id):
# Get the user
student = request.user
# Get the course
try:
course = get_course(course_id)
except CourseNotFoundException:
messages.error(
request,
'An error has occurred (^・x・^). We can not find the course you wanted. Sorry about that!'
)
# Redirect to the home page
return redirect("/")
try:
learning_styles = get_student_learning_styles(student)
except NoLearningStylesException:
messages.error(
request,
'An error has occurred (^・x・^). We are unable to display lesson content for you until '
'you have set your learning styles. Please use the settings menu to provide this.'
)
# Redirect to the home page
return redirect("/")
try:
template = get_learning_styles_template(learning_styles)
except TemplateDoesNotExistException:
messages.error(
request, 'An error has occurred (^・x・^). '
'We simply do not have any courses associable with your learning style choices. '
'Please contact us with this information so we can fix the problem right away!'
)
return HttpResponse(status=500)
# Update with the context necessary for all courses (the course object)
# At this point we can get the context associated with that learning styles template.
try:
context = generate_template_context(template, student, course)
except UndefinedContextException:
messages.error(
request,
'An error has occurred (^・x・^). We are unable to process a context for your '
'learning style. Please contact us with this information so we can fix the problem '
'right away!')
return HttpResponse(status=500)
context.update({"course": course})
return render(request, template, context)
def get(self, request, course_id, lesson_id, learning_resource_id):
try:
course = get_course(course_id)
except CourseNotFoundException:
messages.error(
request, 'A serious error has occurred (^・x・^). '
'We were unable to find the course for you.'
'Please contact us so we can fix this right away!')
# Redirect to the home page
return HttpResponse(status=500)
# Identify if the requested lesson *belongs to* the requested course. If not, return a 404.
try:
lesson = get_course_lesson(lesson_id, course)
except LessonNotFoundException:
messages.error(
request, 'A serious error has occurred (^・x・^). '
'We were unable to find the lesson for you.'
'Please contact us so we can fix this right away!')
return HttpResponse(status=500)
try:
learning_resource = get_lesson_resource(learning_resource_id,
lesson, course)
except NoLearningResourcesExistException:
messages.error(
request, 'A serious error has occurred (^・x・^). '
'We were unable to find the resource for you.'
'Please contact us so we can fix this right away!')
raise HttpResponse(status=500)
try:
host_port = lessonslearningstyleresource_to_nginx_alpine_static_container(
learning_resource=learning_resource)
except RenderResourceFailedException:
messages.error(
request, 'An error has occurred (^・x・^). '
'We were unable to interface the resource you requested. '
'Please contact us with this information so we can fix it right away!'
)
raise HttpResponse(status=500)
return render(request, render_resources_template,
{'host_port': host_port})