app/models/user.rb in devise_token_auth-0.1.18 vs app/models/user.rb in devise_token_auth-0.1.19.alpha1

@@ -80,9 +80,24 @@
 
     return "token=#{token} client=#{client_id} expiry=#{expiry} uid=#{self.uid}"
   end
 
 
+  def build_auth_url(base_url, args)
+    args[:uid]    = self.uid
+    args[:expiry] = self.tokens[args[:client_id]]['expiry']
+
+    generate_url(base_url, args)
+  end
+
+
+  def generate_url(url, params = {})
+    uri = URI(url)
+    uri.query = params.to_query
+    uri.to_s
+  end
+
+
   def extend_batch_buffer(token, client_id)
     self.tokens[client_id]['updated_at'] = Time.now
     self.save!
 
     return build_auth_header(token, client_id)