Removed confusing ALLOW_REGISTER setting.

ALLOW_REGISTER was no longer being used in determining whether you could
register for the app, so I've removed it to avoid additional local-dev /
production issues.

This closes #1613.

(imported from commit c928c6d350602d35f745ae1e60d734e4567885fc)

zerver/forms.py

@@ -55,11 +55,7 @@ class HomepageForm(forms.Form):
     # This form is important because it determines whether users can
     # register for our product. Be careful when modifying the
     # validators.
-    if settings.ALLOW_REGISTER:
-        email = forms.EmailField()
-    else:
-        validators = [is_inactive]
-        email = forms.EmailField(validators=validators)
+    email = forms.EmailField(validators=[is_inactive,])
 
     def __init__(self, *args, **kwargs):
         self.domain = kwargs.get("domain")

zerver/lib/actions.py

@@ -1391,10 +1391,9 @@ def do_invite_users(user_profile, invitee_emails, streams):
 
         # Redundant check in case earlier validation preventing MIT users from
         # inviting people fails.
-        if settings.ALLOW_REGISTER == False:
-            if "@mit.edu" in email:
-                errors.append((email, "Invitations are not enabled for MIT at this time."))
-                continue
+        if "@mit.edu" in email:
+            errors.append((email, "Invitations are not enabled for MIT at this time."))
+            continue
 
         try:
             user_email_is_unique(email)

zerver/views.py

@@ -402,11 +402,10 @@ def api_endpoint_docs(request):
 @has_request_variables
 def json_invite_users(request, user_profile, invitee_emails=REQ):
     # Validation
-    if settings.ALLOW_REGISTER == False:
-        try:
-            isnt_mit(user_profile.email)
-        except ValidationError, e:
-            return json_error(e.message)
+    try:
+        isnt_mit(user_profile.email)
+    except ValidationError, e:
+        return json_error(e.message)
 
     if not invitee_emails:
         return json_error("You must specify at least one email address.")
@@ -620,7 +619,7 @@ def home(request):
         isnt_mit(user_profile.email)
         show_invites = True
     except ValidationError:
-        show_invites = settings.ALLOW_REGISTER
+        show_invites = False
 
     # For the CUSTOMER4 student realm, only let instructors (who have
     # @customer4.invalid addresses) invite new users.

zproject/settings.py

@@ -586,10 +586,8 @@ TUTORIAL_ENABLED = True
 
 HOME_NOT_LOGGED_IN = '/login'
 if DEPLOYED:
-    ALLOW_REGISTER = False
     FULL_NAVBAR    = False
 else:
-    ALLOW_REGISTER = True
     FULL_NAVBAR    = True
 
 # For testing, you may want to have emails be printed to the console.