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heartcombo--devise/lib/generators/devise_views/devise_views_generator.rb
Fred Wu cbd35a846a Added verification for HAML >= 2.3.
Signed-off-by: José Valim <jose.valim@gmail.com>
2010-03-14 09:25:31 +01:00

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1.6 KiB
Ruby

class DeviseViewsGenerator < Rails::Generators::Base
desc "Copies all Devise views to your application."
argument :scope, :required => false, :default => nil,
:desc => "The scope to copy views to"
class_option :engine, :type => :string, :aliases => "-t", :default => "erb",
:desc => "Template engine for the views. Available options are 'erb' and 'haml'."
def self.source_root
@_devise_source_root ||= File.expand_path("../../../../app/views", __FILE__)
end
def copy_views
case options[:engine]
when "erb"
directory "devise", "app/views/devise/#{scope}"
when "haml"
require 'haml'
verify_haml_version
create_and_copy_haml_views
end
end
protected
def create_and_copy_haml_views
devise_html_source_root = "#{DeviseViewsGenerator.source_root}/devise"
devise_haml_source_root = "#{DeviseViewsGenerator.source_root}/devise-haml"
Dir["#{devise_html_source_root}/**/*"].each do |path|
relative_path = path.sub(devise_html_source_root, "")
source_path = (devise_haml_source_root + relative_path).sub(/erb$/, "haml")
if File.directory?(path)
FileUtils.mkdir_p source_path
else
`html2haml -r #{path} #{source_path}`
end
end
directory devise_haml_source_root, "app/views/devise/#{scope}"
end
def verify_haml_version
unless Haml.version[:major] >= 2 and Haml.version[:minor] >= 3
say "To generate HAML templates, you need to install HAML 2.3 or above."
exit
end
end
end