case insensitive usernames

3 files changed, 23 insertions, 1 deletions

diff --git a/blog/views.py b/blog/views.py
index cbdd95d6..dfd47045 100644
--- a/blog/views.py
+++ b/blog/views.py
@@ -273,7 +273,7 @@ def articles(request, date=None, cg=None):
 
 def user_activity(request, username):
     try:
-        user = User.objects.get(username=username)
+        user = User.objects.get(username__iexact=username)
         user_profile = UserProfile.objects.get(user=user)
         if user_profile.is_public or user == request.user:
             recent_comments = Comment.objects.filter(user=user).order_by('-created_at')[:5]
diff --git a/thatcomputerscientist/backends.py b/thatcomputerscientist/backends.py
new file mode 100644
index 00000000..09867862
--- /dev/null
+++ b/thatcomputerscientist/backends.py
@@ -0,0 +1,21 @@
+from django.contrib.auth.backends import ModelBackend
+from django.contrib.auth import get_user_model
+
+class CaseInsensitiveModelBackend(ModelBackend):
+    def authenticate(self, request, username=None, password=None, **kwargs):
+        UserModel = get_user_model()
+        try:
+            user = UserModel.objects.get(username__iexact=username)
+        except UserModel.DoesNotExist:
+            return None
+        else:
+            if user.check_password(password):
+                return user
+        return None
+
+    def get_user(self, user_id):
+        UserModel = get_user_model()
+        try:
+            return UserModel.objects.get(pk=user_id)
+        except UserModel.DoesNotExist:
+            return None
diff --git a/thatcomputerscientist/settings.py b/thatcomputerscientist/settings.py
index 1524a633..33c2186d 100644
--- a/thatcomputerscientist/settings.py
+++ b/thatcomputerscientist/settings.py
@@ -79,6 +79,7 @@ CONFIGURED_SUBDOMAINS = {
 
 ROOT_URLCONF = 'thatcomputerscientist.urls'
 
+AUTHENTICATION_BACKENDS = ['thatcomputerscientist.backends.CaseInsensitiveModelBackend']
 
 TEMPLATES = [
     {