380 lines
14 KiB
Python
380 lines
14 KiB
Python
import logging
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import random
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import unicodedata
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from datetime import datetime
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from django.conf import settings
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from django.contrib.auth.hashers import make_password
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from django.contrib.auth.models import AbstractBaseUser, BaseUserManager, \
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PermissionsMixin
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from django.contrib.sites.models import Site
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from django.core.urlresolvers import reverse
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from django.core.validators import RegexValidator
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from django.db import models, IntegrityError
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from django.utils.crypto import get_random_string
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from django.utils.translation import ugettext_lazy as _
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from django.core.exceptions import ValidationError
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from utils.mailer import BaseEmail
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from utils.mailer import DigitalGlarusRegistrationMailer
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from utils.stripe_utils import StripeUtils
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from utils.ldap_manager import LdapManager
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logger = logging.getLogger(__name__)
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REGISTRATION_MESSAGE = {'subject': "Validation mail",
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'message': 'Please validate Your account under this link '
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'http://localhost:8000/en-us/digitalglarus/login/validate/{}',
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'from': 'test@test.com'}
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def get_anonymous_user_instance(CustomUser):
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return CustomUser(name='Anonymous', email='anonymous@ungleich.ch',
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validation_slug=make_password(None))
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class MyUserManager(BaseUserManager):
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def create_user(self, email, name, password=None):
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"""
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Creates and saves a User with the given email,name and password.
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"""
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if not email:
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raise ValueError('Users must have an email address')
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user = self.model(
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email=self.normalize_email(email),
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name=name,
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validation_slug=make_password(None)
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)
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user.is_admin = False
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user.set_password(password)
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user.save(using=self._db)
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user.create_ldap_account(password)
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return user
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def create_superuser(self, email, name, password):
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"""
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Creates and saves a superuser with the given email, name and password.
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"""
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user = self.create_user(email,
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password=password,
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name=name,
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)
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user.is_admin = True
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user.is_active = True
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user.is_superuser = True
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user.save(using=self._db)
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return user
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def get_validation_slug():
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return make_password(None)
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def get_first_and_last_name(full_name):
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first_name, *last_name = full_name.split(" ")
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last_name = " ".join(last_name)
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return first_name, last_name
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def assign_username(user):
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if not user.username:
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ldap_manager = LdapManager()
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# Try to come up with a username
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first_name, last_name = get_first_and_last_name(user.name)
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user.username = unicodedata.normalize('NFKD', first_name + last_name)
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user.username = "".join([char for char in user.username if char.isalnum()]).lower()
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exist = True
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while exist:
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# Check if it exists
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exist, entries = ldap_manager.check_user_exists(user.username)
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if exist:
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# If username exists in ldap, come up with a new user name and check it again
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user.username = user.username + str(random.randint(0, 2 ** 10))
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else:
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# If username does not exists in ldap, try to save it in database
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try:
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user.save()
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except IntegrityError:
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# If username exists in database then come up with a new username
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user.username = user.username + str(random.randint(0, 2 ** 10))
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exist = True
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def validate_name(value):
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valid_chars = [char for char in value if (char.isalpha() or char == "-" or char == " ")]
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if len(valid_chars) < len(value):
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raise ValidationError(
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_('%(value)s is not a valid name. A valid name can only include letters, spaces or -'),
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params={'value': value},
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)
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class CustomUser(AbstractBaseUser, PermissionsMixin):
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VALIDATED_CHOICES = ((0, 'Not validated'), (1, 'Validated'))
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site = models.ForeignKey(Site, default=1)
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name = models.CharField(max_length=50, validators=[validate_name])
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email = models.EmailField(unique=True)
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username = models.CharField(max_length=60, unique=True, null=True)
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validated = models.IntegerField(choices=VALIDATED_CHOICES, default=0)
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in_ldap = models.BooleanField(default=False)
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# By default, we initialize the validation_slug with appropriate value
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# This is required for User(page) admin
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validation_slug = models.CharField(
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db_index=True, unique=True, max_length=50,
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default=get_validation_slug
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)
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is_admin = models.BooleanField(
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_('staff status'),
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default=False,
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help_text=_(
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'Designates whether the user can log into this admin site.'),
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)
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import_stripe_bill_remark = models.TextField(
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default="",
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help_text="Indicates any issues while importing stripe bills"
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)
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objects = MyUserManager()
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USERNAME_FIELD = "email"
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REQUIRED_FIELDS = ['name', 'password']
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@classmethod
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def register(cls, name, password, email, app='digital_glarus',
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base_url=None, send_email=True, account_details=None):
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user = cls.objects.filter(email=email).first()
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if not user:
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user = cls.objects.create_user(name=name, email=email,
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password=password)
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if user:
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if app == 'digital_glarus':
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dg = DigitalGlarusRegistrationMailer(user.validation_slug)
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dg.send_mail(to=user.email)
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elif app == 'dcl':
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dcl_text = settings.DCL_TEXT
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user.is_active = False
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if send_email is True:
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email_data = {
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'subject': '{dcl_text} {account_activation}'.format(
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dcl_text=dcl_text,
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account_activation=_('Account Activation')
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),
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'from_address': settings.DCL_SUPPORT_FROM_ADDRESS,
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'to': user.email,
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'context': {'base_url': base_url,
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'activation_link': reverse(
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'hosting:validate',
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kwargs={
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'validate_slug': user.validation_slug}),
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'dcl_text': dcl_text
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},
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'template_name': 'user_activation',
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'template_path': 'datacenterlight/emails/'
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}
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if account_details:
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email_data['context'][
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'account_details'] = account_details
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email = BaseEmail(**email_data)
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email.send()
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return user
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else:
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return None
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else:
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return None
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@classmethod
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def get_all_members(cls):
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return cls.objects.filter(
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stripecustomer__membershiporder__isnull=False)
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@classmethod
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def validate_url(cls, validation_slug):
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user = cls.objects.filter(validation_slug=validation_slug).first()
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if user:
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user.validated = 1
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user.save()
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return True
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return False
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@classmethod
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def get_random_password(cls):
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return get_random_string(24)
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def is_superuser(self):
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return False
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def get_full_name(self):
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# The user is identified by their email address
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return self.email
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def get_short_name(self):
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# The user is identified by their email address
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return self.email
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def create_ldap_account(self, password):
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# create ldap account for user if it does not exists already.
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if self.in_ldap:
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return
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assign_username(self)
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ldap_manager = LdapManager()
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try:
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user_exists_in_ldap, entries = ldap_manager.check_user_exists(self.username)
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except Exception:
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logger.exception("Exception occur while searching for user in LDAP")
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else:
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if not user_exists_in_ldap:
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# IF no ldap account
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first_name, last_name = get_first_and_last_name(self.name)
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if not last_name:
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last_name = first_name
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ldap_manager.create_user(self.username, password=password,
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firstname=first_name, lastname=last_name,
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email=self.email)
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else:
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# User exists already in LDAP, but with a dummy credential
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# We are here implies that the user has successfully
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# authenticated against Django db, and a corresponding user
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# exists in LDAP.
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# We just update the LDAP credentials once again, assuming it
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# was set to a dummy value while migrating users from Django to
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# LDAP
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ldap_manager.change_password(self.username, password)
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self.in_ldap = True
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self.save()
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def __str__(self): # __unicode__ on Python 2
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return self.email
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# def has_perm(self, perm, obj=None):
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# "Does the user have a specific permission?"
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# # Simplest possible answer: Yes, always
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# return self.is_admin
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def has_module_perms(self, app_label):
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"Does the user have permissions to view the app `app_label`?"
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# Simplest possible answer: Yes, always
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return self.is_admin
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@property
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def is_staff(self):
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"Is the user a member of staff?"
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# Simplest possible answer: All admins are staff
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return self.is_admin
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@is_staff.setter
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def is_staff(self, value):
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self._is_staff = value
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class StripeCustomer(models.Model):
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user = models.OneToOneField(CustomUser)
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stripe_id = models.CharField(unique=True, max_length=100)
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def __str__(self):
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return "%s - %s" % (self.stripe_id, self.user.email)
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@classmethod
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def create_stripe_api_customer(cls, email=None, id_payment_method=None,
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customer_name=None):
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"""
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This method creates a Stripe API customer with the given
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email, token and customer_name. This is different from
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get_or_create method below in that it does not create a
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CustomUser and associate the customer created in stripe
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with it, while get_or_create does that before creating the
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stripe user.
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"""
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stripe_utils = StripeUtils()
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stripe_data = stripe_utils.create_customer(token, email, customer_name)
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if stripe_data.get('response_object'):
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stripe_cus_id = stripe_data.get('response_object').get('id')
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return stripe_cus_id
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else:
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return None
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@classmethod
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def get_or_create(cls, email=None, token=None, id_payment_method=None):
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"""
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Check if there is a registered stripe customer with that email
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or create a new one
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"""
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try:
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stripe_utils = StripeUtils()
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stripe_customer = cls.objects.get(user__email=email)
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# check if user is not in stripe but in database
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customer = stripe_utils.check_customer(stripe_customer.stripe_id,
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stripe_customer.user, token)
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if "deleted" in customer and customer["deleted"]:
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raise StripeCustomer.DoesNotExist()
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return stripe_customer
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except StripeCustomer.DoesNotExist:
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user = CustomUser.objects.get(email=email)
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stripe_utils = StripeUtils()
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stripe_data = stripe_utils.create_customer(token, email, user.name)
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if stripe_data.get('response_object'):
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stripe_cus_id = stripe_data.get('response_object').get('id')
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if hasattr(user, 'stripecustomer'):
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# User already had a Stripe account and we are here
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# because the account was deleted in dashboard
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# So, we simply update the stripe_id
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user.stripecustomer.stripe_id = stripe_cus_id
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user.stripecustomer.save()
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stripe_customer = user.stripecustomer
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else:
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# The user never had an associated Stripe account
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# So, create one
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stripe_customer = StripeCustomer.objects.create(
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user=user, stripe_id=stripe_cus_id
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)
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return stripe_customer
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else:
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return None
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class CreditCards(models.Model):
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name = models.CharField(max_length=50)
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user_id = models.ForeignKey(CustomUser, on_delete=models.CASCADE)
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card_number = models.CharField(max_length=50)
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expiry_date = models.CharField(max_length=50, validators=[
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RegexValidator(r'\d{2}\/\d{4}', _(
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'Use this pattern(MM/YYYY).'))])
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ccv = models.CharField(max_length=4, validators=[
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RegexValidator(r'\d{3,4}', _('Wrong CCV number.'))])
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payment_type = models.CharField(max_length=5, default='N')
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def save(self, *args, **kwargs):
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# override saving to database
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pass
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class DeletedUser(models.Model):
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user_id = models.PositiveIntegerField()
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# why 254 ? => to be consistent with legacy code
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name = models.CharField(max_length=254)
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email = models.EmailField(unique=True, max_length=254)
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deleted_at = models.DateTimeField(auto_now_add=True)
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class Calendar(models.Model):
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datebooked = models.DateField()
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user = models.ForeignKey(CustomUser)
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def __init__(self, *args, **kwargs):
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if kwargs.get('datebooked'):
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user = kwargs.get('user')
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kwargs['datebooked'] = datetime.strptime(
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kwargs.get('datebooked', ''), '%d,%m,%Y')
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self.user_id = user.id
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super(Calendar, self).__init__(*args, **kwargs)
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@classmethod
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def add_dates(cls, dates, user):
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old_dates = Calendar.objects.filter(user_id=user.id)
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if old_dates:
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old_dates.delete()
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for date in dates:
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Calendar.objects.create(datebooked=date, user=user)
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