forked from fedi/mastodon
99 lines
3.6 KiB
Ruby
99 lines
3.6 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module Paperclip
|
|
module AttachmentExtensions
|
|
def meta
|
|
instance_read(:meta)
|
|
end
|
|
|
|
# monkey-patch to avoid unlinking too avoid unlinking source file too early
|
|
# see https://github.com/kreeti/kt-paperclip/issues/64
|
|
def post_process_style(name, style) #:nodoc:
|
|
raise "Style #{name} has no processors defined." if style.processors.blank?
|
|
|
|
intermediate_files = []
|
|
original = @queued_for_write[:original]
|
|
# if we're processing the original, close + unlink the source tempfile
|
|
intermediate_files << original if name == :original
|
|
|
|
@queued_for_write[name] = style.processors.
|
|
inject(original) do |file, processor|
|
|
file = Paperclip.processor(processor).make(file, style.processor_options, self)
|
|
intermediate_files << file unless file == original
|
|
file
|
|
end
|
|
|
|
unadapted_file = @queued_for_write[name]
|
|
@queued_for_write[name] = Paperclip.io_adapters.
|
|
for(@queued_for_write[name], @options[:adapter_options])
|
|
unadapted_file.close if unadapted_file.respond_to?(:close)
|
|
@queued_for_write[name]
|
|
rescue Paperclip::Errors::NotIdentifiedByImageMagickError => e
|
|
log("An error was received while processing: #{e.inspect}")
|
|
(@errors[:processing] ||= []) << e.message if @options[:whiny]
|
|
ensure
|
|
unlink_files(intermediate_files)
|
|
end
|
|
|
|
# We overwrite this method to support delayed processing in
|
|
# Sidekiq. Since we process the original file to reduce disk
|
|
# usage, and we still want to generate thumbnails straight
|
|
# away, it's the only style we need to exclude
|
|
def process_style?(style_name, style_args)
|
|
if style_name == :original && instance.respond_to?(:delay_processing_for_attachment?) && instance.delay_processing_for_attachment?(name)
|
|
false
|
|
else
|
|
style_args.empty? || style_args.include?(style_name)
|
|
end
|
|
end
|
|
|
|
def storage_schema_version
|
|
instance_read(:storage_schema_version) || 0
|
|
end
|
|
|
|
def assign_attributes
|
|
super
|
|
instance_write(:storage_schema_version, 1)
|
|
end
|
|
|
|
def variant?(other_filename)
|
|
return true if original_filename == other_filename
|
|
return false if original_filename.nil?
|
|
|
|
formats = styles.values.filter_map(&:format)
|
|
|
|
return false if formats.empty?
|
|
|
|
other_extension = File.extname(other_filename)
|
|
|
|
formats.include?(other_extension.delete('.')) && File.basename(other_filename, other_extension) == File.basename(original_filename, File.extname(original_filename))
|
|
end
|
|
|
|
def default_url(style_name = default_style)
|
|
@url_generator.for_as_default(style_name)
|
|
end
|
|
|
|
STOPLIGHT_THRESHOLD = 10
|
|
STOPLIGHT_COOLDOWN = 30
|
|
|
|
# We overwrite this method to put a circuit breaker around
|
|
# calls to object storage, to stop hitting APIs that are slow
|
|
# to respond or don't respond at all and as such minimize the
|
|
# impact of object storage outages on application throughput
|
|
def save
|
|
# Don't go through Stoplight if we don't have anything object-storage-oriented to do
|
|
return super if @queued_for_delete.empty? && @queued_for_write.empty? && !dirty?
|
|
|
|
Stoplight('object-storage') { super }.with_threshold(STOPLIGHT_THRESHOLD).with_cool_off_time(STOPLIGHT_COOLDOWN).with_error_handler do |error, handle|
|
|
if error.is_a?(Seahorse::Client::NetworkingError)
|
|
handle.call(error)
|
|
else
|
|
raise error
|
|
end
|
|
end.run
|
|
end
|
|
end
|
|
end
|
|
|
|
Paperclip::Attachment.prepend(Paperclip::AttachmentExtensions)
|