Contents

#This class holds various methods for encoding, decoding and parsing of HTTP-related stuff.
class Http2::Utils
  #URL-encodes a string.
  def self.urlenc(string)
    #Thanks to CGI framework
    string.to_s.gsub(/([^ a-zA-Z0-9_.-]+)/) do
      '%' + $1.unpack('H2' * $1.bytesize).join('%').upcase
    end.tr(' ', '+')
  end

  #URL-decodes a string.
  def self.urldec(string)
    #Thanks to CGI framework
    str = string.to_s.tr('+', ' ').gsub(/((?:%[0-9a-fA-F]{2})+)/) do
      [$1.delete('%')].pack('H*')
    end
  end

  #Parses a cookies-string and returns them in an array.
  def self.parse_set_cookies(str)
    str = String.new(str.to_s)
    return [] if str.length <= 0
    args = {}
    cookie_start_regex = /^(.+?)=(.*?)(;\s*|$)/

    match = str.match(cookie_start_regex)
    raise "Could not match cookie: '#{str}'." if !match
    str.gsub!(cookie_start_regex, "")

    args["name"] = self.urldec(match[1].to_s)
    args["value"] = self.urldec(match[2].to_s)

    while match = str.match(/(.+?)=(.*?)(;\s*|$)/)
      str = str.gsub(match[0], "")
      args[match[1].to_s.downcase] = match[2].to_s
    end

    return [args]
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
http2-0.0.30	include/utils.rb
http2-0.0.29	include/utils.rb