merge pull request locomotivecms#148

config/initializers/locomotive.rb

@@ -63,6 +63,11 @@
   # # => '[email protected]' (Heroku), '[email protected]' (Bushido), '[email protected]' (Dev) or 'support@<your_hosting_platform>' (Multi-sites)
   config.mailer_sender = 'support'
 
+  # allow apps using the engine to add their own Liquid drops, variables and similar available
+  # in Liquid templates, extending the assigns used while rendering.
+  # follow the Dependency Injection pattern
+  # config.context_assign_extensions = {}
+
   # Rack-cache settings, mainly used for the inline resizing image module. Default options:
   # config.rack_cache = {
   #   :verbose     => true,

lib/generators/locomotive/install/templates/locomotive.rb

@@ -61,6 +61,11 @@
   # # => '[email protected]' (Heroku), '[email protected]' (Bushido), '[email protected]' (Dev) or 'support@<your_hosting_platform>' (Multi-sites)
   config.mailer_sender = 'support'
 
+  # allow apps using the engine to add their own Liquid drops, variables and similar available
+  # in Liquid templates, extending the assigns used while rendering.
+  # follow the Dependency Injection pattern
+  # config.context_assign_extensions = {}
+
   # Rack-cache settings, mainly used for the inline resizing image module. Default options:
   # config.rack_cache = {
   #   :verbose     => true,

lib/locomotive/configuration.rb

@@ -22,7 +22,8 @@ class Configuration
         :metastore   => URI.encode("file:#{Rails.root}/tmp/dragonfly/cache/meta"), # URI encoded in case of spaces
         :entitystore => URI.encode("file:#{Rails.root}/tmp/dragonfly/cache/body")
       },
-      :devise_modules         => [:database_authenticatable, :recoverable, :rememberable, :trackable, :validatable, :encryptable, { :encryptor => :sha1 }]
+      :devise_modules             => [:database_authenticatable, :recoverable, :rememberable, :trackable, :validatable, :encryptable, { :encryptor => :sha1 }],
+      :context_assign_extensions  => {  }
     }
 
     cattr_accessor :settings

lib/locomotive/render.rb

@@ -68,7 +68,11 @@ def locomotive_context
           'url'               => request.url,
           'now'               => Time.now.utc,
           'today'             => Date.today
-        }.merge(flash.stringify_keys) # data from api
+        }
+
+        assigns.merge!(Locomotive.config.context_assign_extensions)
+
+        assigns.merge!(flash.stringify_keys) # data from api
 
         if @page.templatized? # add instance from content type
           assigns['content_instance'] = @content_instance