Prepare for API v1 (PR #570)

app/controllers/concerns/foodcoop_scope.rb

@@ -0,0 +1,36 @@
+# Controller concern to handle foodcoop scope
+#
+# Includes a +before_filter+ for selecting foodcoop from url.
+#
+module Concerns::FoodcoopScope
+  extend ActiveSupport::Concern
+
+  included do
+    before_filter :select_foodcoop
+  end
+
+  private
+
+  # Set config and database connection for each request
+  # It uses the subdomain to select the appropriate section in the config files
+  # Use this method as a before filter (first filter!) in ApplicationController
+  def select_foodcoop
+    return unless FoodsoftConfig[:multi_coop_install]
+
+    foodcoop = params[:foodcoop]
+    if foodcoop.blank?
+      FoodsoftConfig.select_default_foodcoop
+      redirect_to root_url
+    elsif FoodsoftConfig.allowed_foodcoop? foodcoop
+      FoodsoftConfig.select_foodcoop foodcoop
+    else
+      raise ActionController::RoutingError.new 'Foodcoop Not Found'
+    end
+  end
+
+  # Always stay in foodcoop url scope
+  def default_url_options(options = {})
+    super().merge({foodcoop: FoodsoftConfig.scope})
+  end
+
+end