Rework the pagination of the trace list to avoid having to count

[rails.git] / app / controllers / application_controller.rb

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 66ab92a5cf379fa374d986a99261c72f170ee5d1..6750b5d8e2b7487874fbc180c35b941e0986fabb 100644 (file)
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -208,12 +208,54 @@ class ApplicationController < ActionController::Base
   end
 
   def api_call_timeout
-    Timeout::timeout(APP_CONFIG['api_timeout'], OSM::APITimeoutError) do
+    SystemTimer.timeout_after(APP_CONFIG['api_timeout']) do
       yield
     end
+  rescue Timeout::Error
+    raise OSM::APITimeoutError
+  end
+
+  ##
+  # extend caches_action to include the parameters, locale and logged in
+  # status in all cache keys
+  def self.caches_action(*actions)
+    options = actions.extract_options!
+    cache_path = options[:cache_path] || Hash.new
+
+    options[:cache_path] = Proc.new do |controller|
+      user = controller.instance_variable_get("@user")
+
+      case
+      when user.nil? then user = :none
+      when user.display_name == controller.params[:display_name] then user = :self
+      when user.administrator? then user = :administrator
+      when user.moderator? then user = :moderator
+      else user = :other
+      end
+
+      cache_path.merge(controller.params).merge(:locale => I18n.locale, :user => user)
+    end
+
+    actions.push(options)
+
+    super *actions
+  end
+
+  ##
+  # extend expire_action to expire all variants
+  def expire_action(options = {})
+    path = ActionCachePath.path_for(self, options, false).gsub('?', '.').gsub(':', '.')
+    expire_fragment(Regexp.new(Regexp.escape(path) + "\\..*"))
+  end
+
+  ##
+  # is the requestor logged in?
+  def logged_in?
+    !@user.nil?
   end
 
 private 
+
   # extract authorisation credentials from headers, returns user = nil if none
   def get_auth_data 
     if request.env.has_key? 'X-HTTP_AUTHORIZATION'          # where mod_rewrite might have put it