Sha256: 68700c1472f91d2168c974e61e405b1585a22bb774bdbb90dc0b0c836fe75347
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Size: 1.74 KB
Versions: 19
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Contents
# rails generate effective:ability NAME [action action] [options]
# Adds a route to app/models/ability.rb
# rails generate effective:ability Thing
# rails generate effective:ability Thing index edit create
module Effective
module Generators
class AbilityGenerator < Rails::Generators::NamedBase
include Helpers
source_root File.expand_path(('../' * 4) + 'lib/scaffolds', __FILE__)
desc 'Creates a CanCanCan ability.'
argument :actions, type: :array, default: ['crud'], banner: 'action action'
def invoke_ability
say_status :invoke, :ability, :white
end
def create_ability
unless File.exists?('app/models/ability.rb')
say_status(:skipped, :ability, :yellow) and return
end
Effective::CodeWriter.new('app/models/ability.rb') do |w|
if w.find { |line, depth| depth == 2 && line == ability }
say_status :identical, ability, :blue
else
w.insert_into_first(ability) { |line, depth| line.start_with?('def initialize') }
end
end
end
private
def ability
@ability ||= (
abilities = []
if (crud_actions - invoked_actions).present?
abilities += (crud_actions & invoked_actions)
end
if non_crud_actions.present?
abilities += non_crud_actions
end
abilities = ['manage'] if abilities.blank? || abilities == (crud_actions - ['show'])
if abilities.length == 1
abilities = ":#{abilities.first}"
else
abilities = '[' + abilities.map { |action| ':' + action }.join(', ') + ']'
end
"can #{abilities}, #{resource.class_name}"
)
end
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems