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Contents
# frozen_string_literal: true
module ActionDispatch
module Http
class ContentDisposition # :nodoc:
def self.format(disposition:, filename:)
new(disposition: disposition, filename: filename).to_s
end
attr_reader :disposition, :filename
def initialize(disposition:, filename:)
@disposition = disposition
@filename = filename
end
TRADITIONAL_ESCAPED_CHAR = /[^ A-Za-z0-9!#$+.^_`|~-]/
def ascii_filename
'filename="' + percent_escape(I18n.transliterate(filename), TRADITIONAL_ESCAPED_CHAR) + '"'
end
RFC_5987_ESCAPED_CHAR = /[^A-Za-z0-9!#$&+.^_`|~-]/
def utf8_filename
"filename*=UTF-8''" + percent_escape(filename, RFC_5987_ESCAPED_CHAR)
end
def to_s
if filename
"#{disposition}; #{ascii_filename}; #{utf8_filename}"
else
"#{disposition}"
end
end
private
def percent_escape(string, pattern)
string.gsub(pattern) do |char|
char.bytes.map { |byte| "%%%02X" % byte }.join
end
end
end
end
end
Version data entries
34 entries across 32 versions & 5 rubygems