*(minor): small refactor

passbook/factors/password/models.py

@@ -0,0 +1,34 @@
+"""password factor models"""
+from django.contrib.postgres.fields import ArrayField
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+from passbook.core.models import Factor, Policy, User
+
+
+class PasswordFactor(Factor):
+    """Password-based Django-backend Authentication Factor"""
+
+    backends = ArrayField(models.TextField())
+    password_policies = models.ManyToManyField(Policy, blank=True)
+
+    type = 'passbook.factors.password.factor.PasswordFactor'
+    form = 'passbook.factors.password.forms.PasswordFactorForm'
+
+    def has_user_settings(self):
+        return _('Change Password'), 'pficon-key', 'passbook_core:user-change-password'
+
+    def password_passes(self, user: User) -> bool:
+        """Return true if user's password passes, otherwise False or raise Exception"""
+        for policy in self.policies.all():
+            if not policy.passes(user):
+                return False
+        return True
+
+    def __str__(self):
+        return "Password Factor %s" % self.slug
+
+    class Meta:
+
+        verbose_name = _('Password Factor')
+        verbose_name_plural = _('Password Factors')