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Direktori : /proc/self/root/opt/cpanel/ea-ruby27/root/usr/share/gems/gems/rack-2.2.10/lib/rack/ |
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# frozen_string_literal: true require_relative 'multipart/parser' module Rack # A multipart form data parser, adapted from IOWA. # # Usually, Rack::Request#POST takes care of calling this. module Multipart autoload :UploadedFile, 'rack/multipart/uploaded_file' autoload :Generator, 'rack/multipart/generator' EOL = "\r\n" MULTIPART_BOUNDARY = "AaB03x" MULTIPART = %r|\Amultipart/.*boundary=\"?([^\";,]+)\"?|ni TOKEN = /[^\s()<>,;:\\"\/\[\]?=]+/ CONDISP = /Content-Disposition:\s*#{TOKEN}\s*/i VALUE = /"(?:\\"|[^"])*"|#{TOKEN}/ BROKEN = /^#{CONDISP}.*;\s*filename=(#{VALUE})/i MULTIPART_CONTENT_TYPE = /Content-Type: (.*)#{EOL}/ni MULTIPART_CONTENT_DISPOSITION = /Content-Disposition:[^:]*;\s*name=(#{VALUE})/ni MULTIPART_CONTENT_ID = /Content-ID:\s*([^#{EOL}]*)/ni # Updated definitions from RFC 2231 ATTRIBUTE_CHAR = %r{[^ \x00-\x1f\x7f)(><@,;:\\"/\[\]?='*%]} ATTRIBUTE = /#{ATTRIBUTE_CHAR}+/ SECTION = /\*[0-9]+/ REGULAR_PARAMETER_NAME = /#{ATTRIBUTE}#{SECTION}?/ REGULAR_PARAMETER = /(#{REGULAR_PARAMETER_NAME})=(#{VALUE})/ EXTENDED_OTHER_NAME = /#{ATTRIBUTE}\*[1-9][0-9]*\*/ EXTENDED_OTHER_VALUE = /%[0-9a-fA-F]{2}|#{ATTRIBUTE_CHAR}/ EXTENDED_OTHER_PARAMETER = /(#{EXTENDED_OTHER_NAME})=(#{EXTENDED_OTHER_VALUE}*)/ EXTENDED_INITIAL_NAME = /#{ATTRIBUTE}(?:\*0)?\*/ EXTENDED_INITIAL_VALUE = /[a-zA-Z0-9\-]*'[a-zA-Z0-9\-]*'#{EXTENDED_OTHER_VALUE}*/ EXTENDED_INITIAL_PARAMETER = /(#{EXTENDED_INITIAL_NAME})=(#{EXTENDED_INITIAL_VALUE})/ EXTENDED_PARAMETER = /#{EXTENDED_INITIAL_PARAMETER}|#{EXTENDED_OTHER_PARAMETER}/ DISPPARM = /;\s*(?:#{REGULAR_PARAMETER}|#{EXTENDED_PARAMETER})\s*/ RFC2183 = /^#{CONDISP}(#{DISPPARM})+$/i class << self def parse_multipart(env, params = Rack::Utils.default_query_parser) extract_multipart Rack::Request.new(env), params end def extract_multipart(req, params = Rack::Utils.default_query_parser) io = req.get_header(RACK_INPUT) io.rewind content_length = req.content_length content_length = content_length.to_i if content_length tempfile = req.get_header(RACK_MULTIPART_TEMPFILE_FACTORY) || Parser::TEMPFILE_FACTORY bufsize = req.get_header(RACK_MULTIPART_BUFFER_SIZE) || Parser::BUFSIZE info = Parser.parse io, content_length, req.get_header('CONTENT_TYPE'), tempfile, bufsize, params req.set_header(RACK_TEMPFILES, info.tmp_files) info.params end def build_multipart(params, first = true) Generator.new(params, first).dump end end end end