Module: ActiveAdmin::OptionalDisplay

Included in:
ActionItem, SidebarSection
Defined in:
lib/active_admin/helpers/optional_display.rb

Overview

Shareable module to give a #display_on?(action) method which returns true or false depending on an options hash.

The options hash accepts:

:only => :index :only => [:index, :show] :except => :index :except => [:index, :show]

call #normalize_display_options! after @options has been set to ensure that the display options are setup correctly

Instance Method Summary collapse

Instance Method Details

#display_on?(action, render_context = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_admin/helpers/optional_display.rb', line 17

def display_on?(action, render_context = nil)
  return false if @options[:only] && !@options[:only].include?(action.to_sym)
  return false if @options[:except] && @options[:except].include?(action.to_sym)
  if @options[:if]
    symbol_or_proc = @options[:if]
    return case symbol_or_proc
    when Symbol, String
      render_context ? render_context.send(symbol_or_proc) : self.send(symbol_or_proc)
    when Proc
        render_context ? render_context.instance_exec(&symbol_or_proc) : instance_exec(&symbol_or_proc)
    else symbol_or_proc
    end
  end
  true
end