Initial scratch of application generator.

1 files changed, 88 insertions, 0 deletions

diff --git a/railties/lib/generator/generators/app.thor b/railties/lib/generator/generators/app.thor
new file mode 100644
index 0000000000..6e9bae9ce0
--- /dev/null
+++ b/railties/lib/generator/generators/app.thor
@@ -0,0 +1,88 @@
+require 'rbconfig'
+
+class App < Thor::Group
+  include Thor::Actions
+
+  def self.source_root
+    @source_root ||= File.join(File.dirname(__FILE__), '..', 'templates', 'app')
+  end
+
+  DEFAULT_SHEBANG  = File.join(Config::CONFIG['bindir'], Config::CONFIG['ruby_install_name'])
+  DATABASES        = %w( mysql oracle postgresql sqlite2 sqlite3 frontbase ibm_db )
+  DEFAULT_DATABASE = 'sqlite3'
+
+  argument :app_path, :type => :string
+
+  class_option :ruby, :type => :string, :aliases => "-d", :default => DEFAULT_SHEBANG,
+                      :desc => "Path to the Ruby binary of your choice"
+
+  class_option :database, :type => :string, :aliases => "-d", :default => DEFAULT_DATABASE,
+                          :desc => "Preconfigure for selected database (options: #{DATABASES.join('/')})"
+
+  class_option :with_dispatchers, :type => :boolean, :aliases => "-D", :default => false,
+                                  :desc => "Add CGI/FastCGI/mod_ruby dispatches code"
+
+  class_option :freeze, :type => :boolean, :aliases => "-f", :default => false,
+                        :desc => "Freeze Rails in vendor/rails from the gems"
+
+  class_option :template, :type => :string, :aliases => "-m",
+                          :desc => "Use an application template that lives at path (can be a filesystem path or URL)."
+
+  def create_root
+    self.root = File.expand_path(app_path, root)
+    empty_directory '.'
+
+    app_name # Sets the app name
+    FileUtils.cd(root)
+  end
+
+  def create_root_files
+    copy_file "Rakefile"
+    copy_file "README"
+  end
+
+  def create_app_files
+    %w(
+      app/controllers
+      app/helpers
+      app/models
+      app/views/layouts
+    ).each { |path| empty_directory(path) }
+
+    directory "app"
+  end
+
+  def directories
+    %w(
+      config/environments
+      config/initializers
+      config/locales
+      db
+      doc
+      lib
+      lib/tasks
+      log
+      public/images
+      public/javascripts
+      public/stylesheets
+      script/performance
+      test/fixtures
+      test/functional
+      test/integration
+      test/performance
+      test/unit
+      vendor
+      vendor/plugins
+      tmp/sessions
+      tmp/sockets
+      tmp/cache
+      tmp/pids
+    ).each { |path| empty_directory(path) }
+  end
+
+  protected
+
+    def app_name
+      @app_name ||= File.basename(root)
+    end
+end