Files
lms/school/overrides/user.py
2021-10-11 20:31:27 +05:30

146 lines
4.8 KiB
Python

import frappe
from frappe.core.doctype.user.user import User
from frappe.utils import cint
import hashlib
import random
import re
from frappe import _
class CustomUser(User):
def validate(self):
super(CustomUser, self).validate()
self.validate_username_characters()
def validate_username_characters(self):
if len(self.username):
underscore_condition = self.username[0] == "_" or self.username[-1] == "_"
else:
underscore_condition = ''
regex = re.compile('[@!#$%^&*()<>?/\|}{~:-]')
if self.is_new():
if not self.username:
self.username = self.get_username_from_first_name()
if self.username.find(" "):
self.username.replace(" ", "")
if regex.search(self.username) or underscore_condition:
self.username = self.remove_illegal_characters()
if len(self.username) < 4:
self.username = self.email.replace("@", "").replace(".", "")
while self.username_exists():
self.username = self.remove_illegal_characters() + str(random.randint(0, 99))
else:
if not self.username:
frappe.throw(_("Username already exists."))
if regex.search(self.username):
frappe.throw(_("Username can only contain alphabets, numbers and underscore."))
if underscore_condition:
frappe.throw(_("First and Last character of username cannot be Underscore(_)."))
if len(self.username) < 4:
frappe.throw(_("Username cannot be less than 4 characters"))
def get_username_from_first_name(self):
return frappe.scrub(self.first_name) + str(random.randint(0, 99))
def remove_illegal_characters(self):
return re.sub("[^\w]+", "", self.username).strip("_")
def get_authored_courses(self) -> int:
"""Returns the number of courses authored by this user.
"""
return frappe.get_all(
'LMS Course', {
'instructor': self.name,
'is_published': True
})
def get_palette(self):
"""
Returns a color unique to each member for Avatar """
palette = [
['--orange-avatar-bg', '--orange-avatar-color'],
['--pink-avatar-bg', '--pink-avatar-color'],
['--blue-avatar-bg', '--blue-avatar-color'],
['--green-avatar-bg', '--green-avatar-color'],
['--dark-green-avatar-bg', '--dark-green-avatar-color'],
['--red-avatar-bg', '--red-avatar-color'],
['--yellow-avatar-bg', '--yellow-avatar-color'],
['--purple-avatar-bg', '--purple-avatar-color'],
['--gray-avatar-bg', '--gray-avatar-color0']
]
encoded_name = str(self.full_name).encode("utf-8")
hash_name = hashlib.md5(encoded_name).hexdigest()
idx = cint((int(hash_name[4:6], 16) + 1) / 5.33)
return palette[idx % 8]
def get_batch_count(self) -> int:
"""Returns the number of batches authored by this user.
"""
return frappe.db.count(
'LMS Batch Membership', {
'member': self.name,
'member_type': 'Mentor'
})
def get_user_reviews(self):
""" Returns the reviews created by user """
return frappe.get_all("LMS Course Review",
{
"owner": self.name
})
def get_course_membership(self, member_type=None):
""" Returns all memberships of the user """
filters = {
"member": self.name
}
if member_type:
filters["member_type"] = member_type
return frappe.get_all("LMS Batch Membership", filters, ["name", "course"])
def get_mentored_courses(self):
""" Returns all courses mentored by this user """
mentored_courses = []
mapping = frappe.get_all("LMS Course Mentor Mapping",
{
"mentor": self.name,
},
["name", "course"]
)
for map in mapping:
if frappe.db.get_value("LMS Course", map.course, "is_published"):
mentored_courses.append(map)
return mentored_courses
def get_enrolled_courses(self):
in_progress = []
completed = []
memberships = self.get_course_membership("Student");
for membership in memberships:
course = frappe.get_doc("LMS Course", membership.course)
progress = course.get_course_progress(member=self.name)
if progress < 100:
in_progress.append(course)
else:
completed.append(course)
return {
"in_progress": in_progress,
"completed": completed
}