Class: SiteSettings::YamlLoader

Inherits:
Object
  • Object
show all
Defined in:
lib/site_settings/yaml_loader.rb

Instance Method Summary collapse

Constructor Details

#initialize(file) ⇒ YamlLoader

Returns a new instance of YamlLoader.



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# File 'lib/site_settings/yaml_loader.rb', line 7

def initialize(file)
  @file = file
end

Instance Method Details

#load ⇒ Object 



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# File 'lib/site_settings/yaml_loader.rb', line 11

def load
  yaml = load_yaml(@file)
  yaml.each_key do |category|
    yaml[category].each do |setting_name, hash|
      if hash.is_a?(Hash)
        # Get default value for the site setting:
        value = hash.delete("default")

        if value.nil?
          raise StandardError,
                "The site setting `#{setting_name}` in '#{@file}' is missing default value."
        end

        if hash.values_at("min", "max").any? && hash["validator"].present?
          raise StandardError,
                "The site setting `#{setting_name}` in '#{@file}' will have it's min/max validation ignored because there is a validator also specified."
        end

        yield category, setting_name, value, hash.deep_symbolize_keys!
      else
        # Simplest case. site_setting_name: 'default value'
        yield category, setting_name, hash, {}
      end
    end
  end
end