AlkantarClanX12
Current Path : /opt/alt/ruby22/lib64/ruby/gems/2.2.0/gems/rack-1.6.4/lib/rack/multipart/ |
Current File : //opt/alt/ruby22/lib64/ruby/gems/2.2.0/gems/rack-1.6.4/lib/rack/multipart/generator.rb |
module Rack module Multipart class Generator def initialize(params, first = true) @params, @first = params, first if @first && !@params.is_a?(Hash) raise ArgumentError, "value must be a Hash" end end def dump return nil if @first && !multipart? return flattened_params if !@first flattened_params.map do |name, file| if file.respond_to?(:original_filename) ::File.open(file.path, "rb") do |f| f.set_encoding(Encoding::BINARY) if f.respond_to?(:set_encoding) content_for_tempfile(f, file, name) end else content_for_other(file, name) end end.join + "--#{MULTIPART_BOUNDARY}--\r" end private def multipart? multipart = false query = lambda { |value| case value when Array value.each(&query) when Hash value.values.each(&query) when Rack::Multipart::UploadedFile multipart = true end } @params.values.each(&query) multipart end def flattened_params @flattened_params ||= begin h = Hash.new @params.each do |key, value| k = @first ? key.to_s : "[#{key}]" case value when Array value.map { |v| Multipart.build_multipart(v, false).each { |subkey, subvalue| h["#{k}[]#{subkey}"] = subvalue } } when Hash Multipart.build_multipart(value, false).each { |subkey, subvalue| h[k + subkey] = subvalue } else h[k] = value end end h end end def content_for_tempfile(io, file, name) <<-EOF --#{MULTIPART_BOUNDARY}\r Content-Disposition: form-data; name="#{name}"; filename="#{Utils.escape(file.original_filename)}"\r Content-Type: #{file.content_type}\r Content-Length: #{::File.stat(file.path).size}\r \r #{io.read}\r EOF end def content_for_other(file, name) <<-EOF --#{MULTIPART_BOUNDARY}\r Content-Disposition: form-data; name="#{name}"\r \r #{file}\r EOF end end end end