Contents

require 'yaml'
module Vhost::SiteScopedModelExtensions
  module InstanceMethods
    def self.included(base)
      base.class_eval {
        self.clear_callbacks_by_calling_method_name(:validate, :validates_uniqueness_of)
        validates_presence_of :site_id
        belongs_to :site

        # Parse the model_uniqueness_validations config and set any necessary validations
        # If the current class name matches an entry in the config then process it
        config = VhostExtension.MODEL_UNIQUENESS_VALIDATIONS[self.name]
        unless config.nil?
          config.each_pair do |attr, params|
            unless attr == 'sti_classes'
              validates_uniqueness_of attr.to_sym, params.symbolize_keys
            end
          end
        end
      }
    end
  end
  module ClassMethods
    def clear_callbacks_by_calling_method_name(kind, calling_method_name)
      calling_method_name = calling_method_name.to_s
      # Callbacks are stored by kind as instance variables named @<kind>_callbacks. 
      # Fetch them so we can kick out the matching items.
      callback_chain = eval("@#{kind.to_s}_callbacks")
      unless callback_chain.nil?
        callback_chain.reject! do |callback|
          method = callback.method
          if method.is_a?(Proc)
            # Returns the symbol for the method the proc was declared in
            current_calling_method_name = eval("caller[0] =~ /`([^']*)'/ and $1", method.binding).to_s rescue nil
            current_calling_method_name == calling_method_name
          else
            false
          end
        end
      end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
radiant-vhost-extension-2.3.1	lib/vhost/site_scoped_model_extensions.rb
radiant-vhost-extension-2.3.0	lib/vhost/site_scoped_model_extensions.rb