diff options
Diffstat (limited to 'activestorage/app')
4 files changed, 9 insertions, 43 deletions
diff --git a/activestorage/app/models/active_storage/blob.rb b/activestorage/app/models/active_storage/blob.rb index e7f2615b0f..53aa9f0237 100644 --- a/activestorage/app/models/active_storage/blob.rb +++ b/activestorage/app/models/active_storage/blob.rb @@ -35,6 +35,10 @@ class ActiveStorage::Blob < ActiveRecord::Base scope :unattached, -> { left_joins(:attachments).where(ActiveStorage::Attachment.table_name => { blob_id: nil }) } + before_destroy(prepend: true) do + raise ActiveRecord::InvalidForeignKey if attachments.exists? + end + class << self # You can used the signed ID of a blob to refer to it on the client side without fear of tampering. # This is particularly helpful for direct uploads where the client-side needs to refer to the blob diff --git a/activestorage/app/models/active_storage/blob/identifiable.rb b/activestorage/app/models/active_storage/blob/identifiable.rb index 049e45dc3e..2c17ddc25f 100644 --- a/activestorage/app/models/active_storage/blob/identifiable.rb +++ b/activestorage/app/models/active_storage/blob/identifiable.rb @@ -15,6 +15,10 @@ module ActiveStorage::Blob::Identifiable end def download_identifiable_chunk - service.download_chunk key, 0...4.kilobytes + if byte_size.positive? + service.download_chunk key, 0...4.kilobytes + else + "" + end end end diff --git a/activestorage/app/models/active_storage/filename.rb b/activestorage/app/models/active_storage/filename.rb index bebb5e61b3..2a03e0173d 100644 --- a/activestorage/app/models/active_storage/filename.rb +++ b/activestorage/app/models/active_storage/filename.rb @@ -3,8 +3,6 @@ # Encapsulates a string representing a filename to provide convenient access to parts of it and sanitization. # A Filename instance is returned by ActiveStorage::Blob#filename, and is comparable so it can be used for sorting. class ActiveStorage::Filename - require_dependency "active_storage/filename/parameters" - include Comparable class << self @@ -60,10 +58,6 @@ class ActiveStorage::Filename @filename.encode(Encoding::UTF_8, invalid: :replace, undef: :replace, replace: "�").strip.tr("\u{202E}%$|:;/\t\r\n\\", "-") end - def parameters #:nodoc: - Parameters.new self - end - # Returns the sanitized version of the filename. def to_s sanitized.to_s diff --git a/activestorage/app/models/active_storage/filename/parameters.rb b/activestorage/app/models/active_storage/filename/parameters.rb deleted file mode 100644 index fb9ea10e49..0000000000 --- a/activestorage/app/models/active_storage/filename/parameters.rb +++ /dev/null @@ -1,36 +0,0 @@ -# frozen_string_literal: true - -class ActiveStorage::Filename::Parameters #:nodoc: - attr_reader :filename - - def initialize(filename) - @filename = filename - end - - def combined - "#{ascii}; #{utf8}" - end - - TRADITIONAL_ESCAPED_CHAR = /[^ A-Za-z0-9!#$+.^_`|~-]/ - - def ascii - 'filename="' + percent_escape(I18n.transliterate(filename.sanitized), TRADITIONAL_ESCAPED_CHAR) + '"' - end - - RFC_5987_ESCAPED_CHAR = /[^A-Za-z0-9!#$&+.^_`|~-]/ - - def utf8 - "filename*=UTF-8''" + percent_escape(filename.sanitized, RFC_5987_ESCAPED_CHAR) - end - - def to_s - combined - end - - private - def percent_escape(string, pattern) - string.gsub(pattern) do |char| - char.bytes.map { |byte| "%%%02X" % byte }.join - end - end -end |