Module: ActiveAdmin::DisplayHelper

Defined in:
app/helpers/active_admin/display_helper.rb

Constant Summary collapse

DISPLAY_NAME_FALLBACK = 
-> {
  klass = self.class
  name = if klass.respond_to?(:model_name)
           if klass.respond_to?(:primary_key)
             "#{klass.model_name.human} ##{send(klass.primary_key)}"
           else
             klass.model_name.human
           end
         elsif klass.respond_to?(:primary_key)
           " ##{send(klass.primary_key)}"
         end
  name.present? ? name : to_s
}

Instance Method Summary collapse

Instance Method Details

#display_name(resource) ⇒ Object

Attempts to call any known display name methods on the resource. See the setting in ‘application.rb` for the list of methods and their priority.



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# File 'app/helpers/active_admin/display_helper.rb', line 24

def display_name(resource)
  unless resource.nil?
    result = render_in_context(resource, display_name_method_for(resource))
    if result.to_s.strip.present?
      ERB::Util.html_escape(result)
    else
      ERB::Util.html_escape(render_in_context(resource, DISPLAY_NAME_FALLBACK))
    end
  end
end

#format_attribute(resource, attr) ⇒ Object 



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# File 'app/helpers/active_admin/display_helper.rb', line 35

def format_attribute(resource, attr)
  value = find_value resource, attr

  if value.is_a?(Arbre::Element)
    value
  elsif boolean_attr?(resource, attr, value)
    Arbre::Context.new { status_tag value }
  else
    pretty_format value
  end
end

#pretty_format(object) ⇒ Object

Attempts to create a human-readable string for any object



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# File 'app/helpers/active_admin/display_helper.rb', line 48

def pretty_format(object)
  case object
  when String, Numeric, Symbol, Arbre::Element
    object.to_s
  when Date, Time
    I18n.localize object, format: active_admin_application.localize_format
  when Array
    format_collection(object)
  else
    if defined?(::ActiveRecord) && object.is_a?(ActiveRecord::Base) ||
        defined?(::Mongoid) && object.class.include?(Mongoid::Document)
      auto_link object
    elsif defined?(::ActiveRecord) && object.is_a?(ActiveRecord::Relation)
      format_collection(object)
    else
      display_name object
    end
  end
end