Add Spree to rails app with devise

I only want to support German and English for a starter.
As I see it I can easily limit this in the spree core locales.rb, or in the localization extension by simply deleting the locale files.

But this doesn't quite seem right. I would like to configure it form my site extension, without basically forking spree. Can someone tell me how I can set AVAILABLE_LOCALES from there?

I have integrated Spree(1.1.1) into my existing Rails 3.2.2 Application. I have home_controller in my existing application. I want to direct login the user from action in the home controller to the spree using the sign_in method as

but that sign_in method is in the context of Spree.

How should I use sign_in. ?

I'm new at RoR but I'm loving every bit of it :)

I have a small app that uses devise for authentication and it's working fine.

Now I want to add a ecommerce part nad I decided for spree. I installed spree and during installation it asked me if I wanted to use the default authentication, I said 'no'. Then it asked me for the user model which I stated 'User'.

Now I enter my app, I login it goes to the products page on spree. That's ok, but when I try to access the admin part, I get redirected to the products page.

My doubts are:
- Should I install anyway the spree_auth_devise gem?
- Should this be a

By the way, I'm using rails 3.

How can I use devise's "warden" to authenticate a rack app in the same
stack as the rails app that uses devise ?

My problem is that when I call this:

from the other application on the rack stack I get nil !

I integrated dav4rack (webdav) in my rails app via config.ru.
I use devise for authentication in my rails app.

When I try to access the "warden" from my custom dav4rack Resource,
request.env['warden'] I get nil.
How can I use warden to authenticate in my dav4rack resourc

I'm new to Rails & wanted to try out Spree Commerce but have run into a few issues when trying to install Spree, I've been following the the Spree installation guide .

When I try to install Spree I get the below error:

C:UsersRossDocumentseCommerceSpree est_spree_store>spree install
Would you like to install the default gateways? (yes/no) [yes] y
Would you like to install the default authentication system? (yes/no) [yes] y
Would you like to run the migrations? (yes/no) [yes] y
Would you like to load the seed data? (yes/no) [yes] y
Would you like to load the sample data? (yes/no) [yes] y
gemfile sp