Module: E9Rails::Helpers::ResourceLinks::HelperMethods

Defined in:
lib/e9_rails/helpers/resource_links.rb

Instance Method Summary collapse

Instance Method Details



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# File 'lib/e9_rails/helpers/resource_links.rb', line 85

def link_to_collection(resource, options = {})
  link_to_resource(resource, options.merge(:action => :index))
end

#link_to_destroy_resource(resource, options = {}) ⇒ Object 



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# File 'lib/e9_rails/helpers/resource_links.rb', line 81

def link_to_destroy_resource(resource, options = {})
  link_to_resource(resource, options.merge(:action => :destroy))
end

#link_to_edit_resource(resource, options = {}) ⇒ Object 



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# File 'lib/e9_rails/helpers/resource_links.rb', line 73

def link_to_edit_resource(resource, options = {})
  link_to_resource(resource, options.merge(:action => :edit))
end

#link_to_new_resource(resource, options = {}) ⇒ Object 



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# File 'lib/e9_rails/helpers/resource_links.rb', line 77

def link_to_new_resource(resource, options = {})
  link_to_resource(resource, options.merge(:action => :new))
end

#link_to_resource(resource, options = {}) ⇒ Object 



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# File 'lib/e9_rails/helpers/resource_links.rb', line 14

def link_to_resource(resource, options = {})
  options.symbolize_keys!

  path_options = options.slice!(:scope, :action, :method, :remote, :confirm, :class)

  klass  = resource.is_a?(Class) ? resource : resource.class

  action = (options.delete(:action) || :show).to_sym

  if klass == resource && ![:index, :new].member?(action)
    action = :index
  end

  scopes  = [*(options[:scope] || @route_scope), parent].compact
  path    = case action
            when :new;   new_polymorphic_path(scopes << klass, path_options)
            when :edit;  edit_polymorphic_path(scopes << resource, path_options)
            when :index; polymorphic_path(scopes << klass, path_options)
            else         polymorphic_path(scopes << resource, path_options)
            end

  mn = klass.model_name

  translation_options = {
    :model      => mn.human,
    :models     => mn.human.pluralize,
    :collection => mn.collection,
    :element    => mn.element
  }
  
  if action == :destroy
    defaults = klass.lookup_ancestors.map {|k|
      :"#{klass.i18n_scope}.links.#{k.model_name.underscore}.confirm_destroy"
    } << :"#{klass.i18n_scope}.links.confirm_destroy"

    options[:method] = :delete
    options.reverse_merge!({
      :remote  => true, 
      :confirm => I18n.t(defaults.shift, translation_options.merge(:default => defaults))
    })
  end

  #
  # Mimic ActiveModel's lookup chain for attributes
  #
  defaults = klass.lookup_ancestors.map do |k|
    :"#{klass.i18n_scope}.links.#{k.model_name.underscore}.#{action}"
  end

  defaults << :"#{klass.i18n_scope}.links.#{action}"
  defaults << action.to_s.humanize

  link_to I18n.t(defaults.shift, translation_options.merge(:default => defaults)), path, options
end

#link_to_show_resource(resource, options = {}) ⇒ Object 



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# File 'lib/e9_rails/helpers/resource_links.rb', line 69

def link_to_show_resource(resource, options = {})
  link_to_resource(resource, options.merge(:action => :show))
end

#parent ⇒ Object 



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# File 'lib/e9_rails/helpers/resource_links.rb', line 10

def parent
  controller.parent rescue nil
end