fix bug where language subreddits were 404ing because their names were 2 characters long

r2/r2/config/middleware.py

@@ -241,7 +241,7 @@ class DomainMiddleware(object):
 
 
 class SubredditMiddleware(object):
-    sr_pattern = re.compile(r'^/r/([^/]{3,})')
+    sr_pattern = re.compile(r'^/r/([^/]{2,})')
 
     def __init__(self, app):
         self.app = app

r2/r2/controllers/reddit_base.py

@@ -239,7 +239,10 @@ def set_subreddit():
                 c.site = Subreddit._by_name(sr_name)
         except NotFound:
             c.site = Default
-            redirect_to("/reddits/create?name=%s" % sr_name)
+            if chksrname(sr_name):
+                redirect_to("/reddits/create?name=%s" % sr_name)
+            else:
+                abort(404, "not found")
 
     #if we didn't find a subreddit, check for a domain listing
     if not sr_name and c.site == Default and domain: