Module: URI

Defined in:
lib/tire/rubyext/ruby_1_8.rb

Overview

Stolen from ruby core’s uri/common.rb, with modifications to support 1.8.x

github.com/ruby/ruby/blob/trunk/lib/uri/common.rb

Constant Summary collapse

TBLENCWWWCOMP_ =

:nodoc:

{}
TBLDECWWWCOMP_ =

:nodoc:

{}

Class Method Summary collapse

Class Method Details

.decode_www_form_component(str, enc = nil) ⇒ Object

Decode given str of URL-encoded form data.

This decods + to SP.

See URI.encode_www_form_component, URI.decode_www_form

Raises:

  • (ArgumentError) 


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# File 'lib/tire/rubyext/ruby_1_8.rb', line 50

def self.decode_www_form_component(str, enc=nil)
  raise ArgumentError, "invalid %-encoding (#{str})" unless /\A(?:%[0-9a-fA-F]{2}|[^%])*\z/ =~ str
  str.gsub(/\+|%[0-9a-fA-F]{2}/) {|m| TBLDECWWWCOMP_[m]}
end

.encode_www_form_component(s) ⇒ Object

Encode given s to URL-encoded form data.

This method doesn’t convert *, -, ., 0-9, A-Z, _, a-z, but does convert SP (ASCII space) to + and converts others to %XX.

This is an implementation of www.w3.org/TR/html5/forms.html#url-encoded-form-data

See URI.decode_www_form_component, URI.encode_www_form



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# File 'lib/tire/rubyext/ruby_1_8.rb', line 34

def self.encode_www_form_component(s)
  str = s.to_s
  if RUBY_VERSION < "1.9" && $KCODE =~ /u/i
    str.gsub(/([^ a-zA-Z0-9_.-]+)/) do
      '%' + $1.unpack('H2' * Rack::Utils.bytesize($1)).join('%').upcase
    end.tr(' ', '+')
  else
    str.gsub(/[^*\-.0-9A-Z_a-z]/) {|m| TBLENCWWWCOMP_[m]}
  end
end