Class: Bently::Carrierwave

Inherits:
RailsRecipe show all
Defined in:
lib/bently/recipe/carrierwave.rb

Constant Summary

Constants inherited from RubyRecipe

RubyRecipe::GEMFILE

Instance Method Summary collapse

Methods inherited from RailsRecipe

#generate, #migrate

Methods inherited from RubyRecipe

#bundle, #gem, #gem_group

Methods inherited from Recipe

#append, breakdown, category, #code, #create, description, homepage, #insert, #modify, #operate, #operations, #prepend, #remove, #requirement, #run, #say, title, #todo, #usage, version, #warn

Constructor Details

#initialize ⇒ Carrierwave

Returns a new instance of Carrierwave.



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# File 'lib/bently/recipe/carrierwave.rb', line 9

def initialize
  gem 'carrierwave'
  bundle
  todo 'Start off by generating an uploader:'
  say '  rails generate uploader Avatar', ''
  todo 'For use with ActiveRecord:'
  say 'Make sure you are loading CarrierWave after loading your ORM, otherwise you\'ll need to require the relevant extension manually, e.g.:', '-'
  say '  require \'carrierwave/orm/activerecord\'','1', :magenta
  say 'Add a string column to the model you want to mount the uploader on:','-'
  say '  add_column :users, :avatar, :string','1', :magenta
  say 'Open your model file and mount the uploader:','-'
  say '  class User < ActiveRecord::Base','1', :magenta
  say '    mount_uploader :avatar, AvatarUploader','2', :magenta
  say '  end','3', :magenta
  say 'Now you can cache files by assigning them to the attribute, they will automatically be stored when the record is saved.','-'
  say '  u = User.new', '1', :magenta
  say '  u.avatar = params[:file]', '2', :magenta
  say '  u.avatar = File.open(\'somewhere\')', '3', :magenta
  say '  u.save!', '4', :magenta
  say '  u.avatar.url # => \'/url/to/file.png\'', '5', :magenta
  say '  u.avatar.current_path # => \'path/to/file.png\'', '6', :magenta
  say '  u.avatar.identifier # => \'file.png\'', '7', :magenta
end