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Contents

require 'attached/storage/base'

module Attached
  module Storage
    class Local < Base

      attr_reader :mode

      # Create a new interface supporting save and destroy operations.
      #
      # Usage:
      #
      #   Attached::Storage::Local.new()

      def initialize()
        @mode = 0644
      end

      # Access the host (e.g. /system/) for a storage service.
      #
      # Usage:
      #
      #   storage.host

      def host()
        "/system/"
      end

      # Save a file to a given path.
      #
      # Parameters:
      #
      # * file - The file to save.
      # * path - The path to save.

      def save(file, path)
        path = "#{Rails.root}/public/system/#{path}"
        dirname, basename = File.split(path)
        return if file.path == path
        begin
          FileUtils.mkdir_p(dirname)
          FileUtils.cp(file.path, path)
          FileUtils.chmod(self.mode, path)
        rescue Errno::ENOENT
        end
      end

      # Retrieve a file from a given path.
      #
      # Parameters:
      #
      # * path - The path to retrieve.

      def retrieve(path)
        path = "#{Rails.root}/public/system/#{path}"
        File.open(path)
      end

      # Destroy a file at a given path.
      #
      # Parameters:
      #
      # * path - The path to destroy.

      def destroy(path)
        path = "#{Rails.root}/public/system/#{path}"
        dirname, basename = File.split(path)
        begin
          FileUtils.rm(path)
        rescue Errno::ENOENT
        end
      end

    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version Path
attached-1.0.7 lib/attached/storage/local.rb
attached-1.0.6 lib/attached/storage/local.rb
attached-1.0.5 lib/attached/storage/local.rb