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require "active_support/core_ext/module/delegation" module Paperclip class AbstractAdapter OS_RESTRICTED_CHARACTERS = %r{[/:]}.freeze attr_reader :content_type, :original_filename, :size, :tempfile delegate :binmode, :binmode?, :close, :close!, :closed?, :eof?, :path, :readbyte, :rewind, :unlink, to: :@tempfile alias :length :size def initialize(target, options = {}) @target = target @options = options end def fingerprint @fingerprint ||= begin digest = @options.fetch(:hash_digest).new File.open(path, "rb") do |f| buf = "" digest.update(buf) while f.read(16384, buf) end digest.hexdigest end end def read(length = nil, buffer = nil) @tempfile.read(length, buffer) end def inspect "#{self.class}: #{original_filename}" end def original_filename=(new_filename) return unless new_filename @original_filename = new_filename.gsub(OS_RESTRICTED_CHARACTERS, "_") end def nil? false end def assignment? true end private def destination @destination ||= TempfileFactory.new.generate(@original_filename.to_s) end def copy_to_tempfile(src) link_or_copy_file(src.path, destination.path) destination end def link_or_copy_file(src, dest) begin Paperclip.log("Trying to link #{src} to #{dest}") FileUtils.ln(src, dest, force: true) # overwrite existing rescue Errno::EXDEV, Errno::EPERM, Errno::ENOENT, Errno::EEXIST => e Paperclip.log( "Link failed with #{e.message}; copying link #{src} to #{dest}" ) FileUtils.cp(src, dest) end @destination.close @destination.open.binmode end end end
Version data entries
14 entries across 14 versions & 1 rubygems