68 lines
2.2 KiB
Python
68 lines
2.2 KiB
Python
from __future__ import unicode_literals
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import erpnext.education.utils as utils
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import frappe
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no_cache = 1
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def get_context(context):
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# Load Query Parameters
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try:
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program = frappe.form_dict['program']
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content = frappe.form_dict['content']
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content_type = frappe.form_dict['type']
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course = frappe.form_dict['course']
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topic = frappe.form_dict['topic']
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except KeyError:
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frappe.local.flags.redirect_location = '/lms'
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raise frappe.Redirect
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# Check if user has access to the content
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has_program_access = utils.allowed_program_access(program)
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has_content_access = allowed_content_access(program, content, content_type)
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if frappe.session.user == "Guest" or not has_program_access or not has_content_access:
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frappe.local.flags.redirect_location = '/lms'
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raise frappe.Redirect
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# Set context for content to be displayer
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context.content = frappe.get_doc(content_type, content).as_dict()
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context.content_type = content_type
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context.program = program
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context.course = course
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context.topic = topic
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topic = frappe.get_doc("Topic", topic)
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content_list = [{'content_type':item.content_type, 'content':item.content} for item in topic.topic_content]
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# Set context for progress numbers
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context.position = content_list.index({'content': content, 'content_type': content_type})
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context.length = len(content_list)
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# Set context for navigation
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context.previous = get_previous_content(content_list, context.position)
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context.next = get_next_content(content_list, context.position)
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def get_next_content(content_list, current_index):
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try:
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return content_list[current_index + 1]
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except IndexError:
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return None
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def get_previous_content(content_list, current_index):
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if current_index == 0:
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return None
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else:
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return content_list[current_index - 1]
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def allowed_content_access(program, content, content_type):
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contents_of_program = frappe.db.sql("""select `tabTopic Content`.content, `tabTopic Content`.content_type
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from `tabCourse Topic`,
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`tabProgram Course`,
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`tabTopic Content`
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where `tabCourse Topic`.parent = `tabProgram Course`.course
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and `tabTopic Content`.parent = `tabCourse Topic`.topic
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and `tabProgram Course`.parent = %(program)s""", {'program': program})
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return (content, content_type) in contents_of_program |