This is a wysiyg html editor for the Active Admin interface using wysihtml5.

# Gemfile

gem 'active_admin_editor'

Then add the following stylesheet to your application manifest:

# app/assets/stylesheets/application.css
//= require active_admin/editor/wysiwyg

And the following to your active_admin.css.scss and active_admin.js:

# app/assets/javascripts/active_admin.js
//= require active_admin/editor

# app/assets/javascripts/active_admin.css.scss
@import 'active_admin/editor';

Now install the migrations:

$ rake active_admin_editor:install:migrations
$ rake db:migrate

And finally install the wysiwyg css file:

$ rails g active_admin:editor

This gem provides you with a custom formtastic input called :html_editor to build out an html editor. All you have to do is specify the :as option for your inputs.

Example

ActiveAdmin.register Page do
  form do |f|
    f.inputs do
      f.input :title
      f.input :content, as: :html_editor
    end

    f.buttons
  end
end