# frozen_string_literal: true
require_relative 'constants'
require_relative 'utils'
require_relative 'multipart/parser'
require_relative 'multipart/generator'
module Rack
# A multipart form data parser, adapted from IOWA.
#
# Usually, Rack::Request#POST takes care of calling this.
module Multipart
MULTIPART_BOUNDARY = "AaB03x"
class << self
def parse_multipart(env, params = Rack::Utils.default_query_parser)
io = env[RACK_INPUT]
if content_length = env['CONTENT_LENGTH']
content_length = content_length.to_i
end
content_type = env['CONTENT_TYPE']
tempfile = env[RACK_MULTIPART_TEMPFILE_FACTORY] || Parser::TEMPFILE_FACTORY
bufsize = env[RACK_MULTIPART_BUFFER_SIZE] || Parser::BUFSIZE
info = Parser.parse(io, content_length, content_type, tempfile, bufsize, params)
env[RACK_TEMPFILES] = info.tmp_files
return info.params
end
def extract_multipart(request, params = Rack::Utils.default_query_parser)
parse_multipart(request.env)
end
def build_multipart(params, first = true)
Generator.new(params, first).dump
end
end
end
end
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