Contents

require 'fileutils'
require 'wright/provider'
require 'wright/util/file'
require 'wright/util/user'
require 'wright/util/file_permissions'

module Wright
  class Provider
    # Directory provider. Used as a provider for {Resource::Directory}.
    class Directory < Wright::Provider
      # Creates or updates the directory.
      #
      # @return [void]
      def create
        if ::File.directory?(dirname) && permissions.uptodate?
          Wright.log.debug "directory already created: '#{@resource.name}'"
          return
        end

        fail Errno::EEXIST, dirname if regular_file?
        create_directory
        @updated = true
      end

      # Removes the directory.
      #
      # @return [void]
      def remove
        if ::File.exist?(dirname) && !::File.directory?(dirname)
          fail "'#{dirname}' exists but is not a directory"
        end

        if ::File.directory?(dirname)
          remove_directory
          @updated = true
        else
          Wright.log.debug "directory already removed: '#{@resource.name}'"
        end
      end

      private

      def permissions
        Wright::Util::FilePermissions.create_from_resource(@resource,
                                                           :directory)
      end

      def create_directory
        dir_permissions = permissions
        unless_dry_run("create directory: '#{@resource.name}'") do
          FileUtils.mkdir_p(dirname)
          dir_permissions.update
        end
      end

      def remove_directory
        unless_dry_run("remove directory: '#{@resource.name}'") do
          FileUtils.rmdir(dirname)
        end
      end

      def regular_file?
        ::File.exist?(dirname) && !::File.directory?(dirname)
      end

      def dirname
        ::File.expand_path(@resource.name)
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
wright-0.2.0	lib/wright/provider/directory.rb