70 lines
2.6 KiB
Python
70 lines
2.6 KiB
Python
from re import I
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import frappe
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from school.www.utils import get_common_context, redirect_to_lesson
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from school.lms.utils import get_lesson_url
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from frappe.utils import cstr, flt
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from school.www import batch
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def get_context(context):
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get_common_context(context)
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chapter_index = frappe.form_dict.get("chapter")
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lesson_index = frappe.form_dict.get("lesson")
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lesson_number = f"{chapter_index}.{lesson_index}"
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if not chapter_index or not lesson_index:
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if context.batch:
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index_ = get_lesson_index(context.course, context.batch, frappe.session.user) or "1.1"
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else:
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index_ = "1.1"
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redirect_to_lesson(context.course, index_)
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context.lesson = get_current_lesson_details(lesson_number, context)
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neighbours = get_neighbours(lesson_number, context.lessons)
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context.next_url = get_url(neighbours["next"], context.course)
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context.prev_url = get_url(neighbours["prev"], context.course)
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meta_info = context.lesson.title + " - " + context.course.title
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context.metatags = {
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"title": meta_info,
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"keywords": meta_info,
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"description": meta_info
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}
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context.page_extensions = get_page_extensions(context)
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context.page_context = {
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"course": context.course.name,
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"batch": context.get("batch") and context.batch.name,
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"lesson": context.lesson.name,
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"is_member": context.membership is not None
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}
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def get_current_lesson_details(lesson_number, context):
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details_list = list(filter(lambda x: cstr(x.number) == lesson_number, context.lessons))
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if not len(details_list):
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redirect_to_lesson(context.course)
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return details_list[0]
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def get_url(lesson_number, course):
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return get_lesson_url(course.name, lesson_number) and get_lesson_url(course.name, lesson_number) + course.query_parameter
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def get_lesson_index(course, batch, user):
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lesson = batch.get_current_lesson(user)
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return lesson and course.get_lesson_index(lesson)
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def get_page_extensions(context):
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default_value = ["school.plugins.PageExtension"]
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classnames = frappe.get_hooks("school_lesson_page_extensions") or default_value
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extensions = [frappe.get_attr(name)() for name in classnames]
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for e in extensions:
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e.set_context(context)
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return extensions
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def get_neighbours(current, lessons):
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current = flt(current)
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numbers = sorted(lesson.number for lesson in lessons)
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index = numbers.index(current)
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return {
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"prev": numbers[index-1] if index-1 >= 0 else None,
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"next": numbers[index+1] if index+1 < len(numbers) else None
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}
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