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Contents
# frozen_string_literal: true
require "tmpdir"
require "active_support/core_ext/string/filters"
module ActiveStorage
module Downloading
def self.included(klass)
ActiveSupport::Deprecation.warn <<~MESSAGE.squish, caller_locations(2)
ActiveStorage::Downloading is deprecated and will be removed in Active Storage 6.1.
Use ActiveStorage::Blob#open instead.
MESSAGE
end
private
# Opens a new tempfile in #tempdir and copies blob data into it. Yields the tempfile.
def download_blob_to_tempfile #:doc:
open_tempfile_for_blob do |file|
download_blob_to file
yield file
end
end
def open_tempfile_for_blob
tempfile = Tempfile.open([ "ActiveStorage", blob.filename.extension_with_delimiter ], tempdir)
begin
yield tempfile
ensure
tempfile.close!
end
end
# Efficiently downloads blob data into the given file.
def download_blob_to(file) #:doc:
file.binmode
blob.download { |chunk| file.write(chunk) }
file.flush
file.rewind
end
# Returns the directory in which tempfiles should be opened. Defaults to +Dir.tmpdir+.
def tempdir #:doc:
Dir.tmpdir
end
end
end
Version data entries
39 entries across 39 versions & 4 rubygems