diff options
Diffstat (limited to 'activestorage/app/models')
-rw-r--r-- | activestorage/app/models/active_storage/blob.rb | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/activestorage/app/models/active_storage/blob.rb b/activestorage/app/models/active_storage/blob.rb index d36c951292..203e4118c5 100644 --- a/activestorage/app/models/active_storage/blob.rb +++ b/activestorage/app/models/active_storage/blob.rb @@ -168,6 +168,16 @@ class ActiveStorage::Blob < ActiveRecord::Base # Downloads the blob to a tempfile on disk. Yields the tempfile. # + # The tempfile's name is prefixed with +ActiveStorage-+ and the blob's ID. Its extension matches that of the blob. + # + # By default, the tempfile is created in <tt>Dir.tmpdir</tt>. Pass +tempdir:+ to create it in a different directory: + # + # blob.open(tempdir: "/path/to/tmp") do |file| + # # ... + # end + # + # The tempfile is automatically closed and unlinked after the given block is executed. + # # Raises ActiveStorage::IntegrityError if the downloaded data does not match the blob's checksum. def open(tempdir: nil, &block) ActiveStorage::Downloader.new(self, tempdir: tempdir).download_blob_to_tempfile(&block) |