Capitalize names, disallow extra spaces

apiserver/apiserver/api/serializers.py

@@ -372,6 +372,10 @@ class MyRegisterSerializer(RegisterSerializer):
     def validate_username(self, username):
         if re.search(r'[^a-z.]', username):
             raise ValidationError('Invalid characters.')
+        if '..' in username:
+            raise ValidationError('Can\'t have double periods.')
+        if username.startswith('.') or username.endswith('.'):
+            raise ValidationError('Can\'t start or end with periods.')
         return super().validate_username(username)
 
     def custom_signup(self, request, user):

apiserver/apiserver/api/utils.py

@@ -240,9 +240,9 @@ def link_old_member(data, user):
 
 
     member.user = user
-    member.first_name = data['first_name']
-    member.last_name = data['last_name']
-    member.preferred_name = data['first_name']
+    member.first_name = data['first_name'].title()
+    member.last_name = data['last_name'].title()
+    member.preferred_name = data['first_name'].title()
     member.save()
 
     models.Transaction.objects.filter(member_id=member.id).update(user=user)
@@ -269,9 +269,9 @@ def create_new_member(data, user):
 
     models.Member.objects.create(
         user=user,
-        first_name=data['first_name'],
-        last_name=data['last_name'],
-        preferred_name=data['first_name'],
+        first_name=data['first_name'].title(),
+        last_name=data['last_name'].title(),
+        preferred_name=data['first_name'].title(),
     )
 
 def register_user(data, user):