pull back in the jquery:install generator for rails 3.0

Author: indirect

lib/generators/jquery/install/install_generator.rb

@@ -0,0 +1,48 @@
+require 'rails'
+
+module Jquery
+  module Generators
+    class InstallGenerator < ::Rails::Generators::Base
+      desc "This generator downloads and installs jQuery, jQuery-ujs HEAD, and (optionally) the newest jQuery UI"
+      class_option :ui, :type => :boolean, :default => false, :desc => "Include jQueryUI"
+      class_option :version, :type => :string, :default => "1.6", :desc => "Which version of jQuery to fetch"
+      @@default_version = "1.6"
+
+      def remove_prototype
+        %w(controls.js dragdrop.js effects.js prototype.js).each do |js|
+          remove_file "public/javascripts/#{js}"
+        end
+      end
+
+      def download_jquery
+        say_status("fetching", "jQuery (#{options.version})", :green)
+        get_jquery(options.version)
+      rescue OpenURI::HTTPError
+        say_status("warning", "could not find jQuery (#{options.version})", :yellow)
+        say_status("fetching", "jQuery (#{@@default_version})", :green)
+        get_jquery(@@default_version)
+      end
+
+      def download_jquery_ui
+        if options.ui?
+          say_status("fetching", "jQuery UI (latest 1.x release)", :green)
+          get "http://ajax.googleapis.com/ajax/libs/jqueryui/1/jquery-ui.js",     "public/javascripts/jquery-ui.js"
+          get "http://ajax.googleapis.com/ajax/libs/jqueryui/1/jquery-ui.min.js", "public/javascripts/jquery-ui.min.js"
+        end
+      end
+
+      def download_ujs_driver
+        say_status("fetching", "jQuery UJS adapter (github HEAD)", :green)
+        get "https://github.com/rails/jquery-ujs/raw/master/src/rails.js", "public/javascripts/rails.js"
+      end
+
+    private
+
+      def get_jquery(version)
+        get "http://ajax.googleapis.com/ajax/libs/jquery/#{version}/jquery.js",     "public/javascripts/jquery.js"
+        get "http://ajax.googleapis.com/ajax/libs/jquery/#{version}/jquery.min.js", "public/javascripts/jquery.min.js"
+      end
+
+    end
+  end
+end if ::Rails.version < "3.1"