Django 1.11 compatible and cleaned up

1 files changed, 34 insertions, 0 deletions

diff --git a/src/apps/changepw/models.py b/src/apps/changepw/models.py
new file mode 100644
index 0000000..24e0bec
--- /dev/null
+++ b/src/apps/changepw/models.py
@@ -0,0 +1,34 @@
+from django import forms
+import re
+
+class ChangePasswordForm(forms.Form):
+    new_password = forms.CharField(widget=forms.PasswordInput)
+    new_password_again = forms.CharField(widget=forms.PasswordInput)
+
+    def clean(self):
+        '''
+        Validate the password submitted.
+        '''
+        cleaned_data = self.cleaned_data
+        # The two submitted strings need to match.
+        new_password = cleaned_data.get('new_password')
+        new_password_again = cleaned_data.get('new_password_again')
+        if new_password != new_password_again:
+            raise forms.ValidationError('The typed passwords do not \
+match.')
+        # Check that the length is at least 10 characters.
+        if not len(new_password) >= 10:
+            raise forms.ValidationError('Your password needs to be at \
+least 10 characters long. Currently %d characters.' % len(new_password))
+        # The password needs to contain at least one upper and one lower case 
+        # letter and three numbers or special characters.
+        if not re.search('[a-z]', new_password) or not re.search(
+                                                '[A-Z]', new_password):
+            raise forms.ValidationError('You need at least one upper \
+case letter and one lower case letter in your password.')
+        numbers = re.findall('\d', new_password)
+        specials = re.findall('[,.\[\]!@#$%^&*?_\(\)-]', new_password)
+        if (len(numbers)+len(specials)) < 3:
+            raise forms.ValidationError('You need at least three numbers or \
+special characters i.e. 1234567890,.][!@#$%^&*?_()-')
+        return cleaned_data