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Contents
# :stopdoc:
# Stolen from ruby core's uri/common.rb @32618ba to fix DoS issues in 1.9.2
#
# https://github.com/ruby/ruby/blob/32618ba7438a2247042bba9b5d85b5d49070f5e5/lib/uri/common.rb
#
# Issue:
# http://redmine.ruby-lang.org/issues/5149
#
# Relevant Fixes:
# https://github.com/ruby/ruby/commit/b5f91deee04aa6ccbe07c23c8222b937c22a799b
# https://github.com/ruby/ruby/commit/93177c1e5c3906abf14472ae0b905d8b5c72ce1b
#
# This should probably be removed once there is a Ruby 1.9.2 patch level that
# includes this fix.
require 'uri/common'
module URI
def self.decode_www_form(str, enc=Encoding::UTF_8)
return [] if str.empty?
unless /\A#{WFKV_}=#{WFKV_}(?:[;&]#{WFKV_}=#{WFKV_})*\z/o =~ str
raise ArgumentError, "invalid data of application/x-www-form-urlencoded (#{str})"
end
ary = []
$&.scan(/([^=;&]+)=([^;&]*)/) do
ary << [decode_www_form_component($1, enc), decode_www_form_component($2, enc)]
end
ary
end
def self.decode_www_form_component(str, enc=Encoding::UTF_8)
if TBLDECWWWCOMP_.empty?
tbl = {}
256.times do |i|
h, l = i>>4, i&15
tbl['%%%X%X' % [h, l]] = i.chr
tbl['%%%x%X' % [h, l]] = i.chr
tbl['%%%X%x' % [h, l]] = i.chr
tbl['%%%x%x' % [h, l]] = i.chr
end
tbl['+'] = ' '
begin
TBLDECWWWCOMP_.replace(tbl)
TBLDECWWWCOMP_.freeze
rescue
end
end
raise ArgumentError, "invalid %-encoding (#{str})" unless /\A[^%]*(?:%\h\h[^%]*)*\z/ =~ str
str.gsub(/\+|%\h\h/, TBLDECWWWCOMP_).force_encoding(enc)
end
remove_const :WFKV_
WFKV_ = '(?:[^%#=;&]*(?:%\h\h[^%#=;&]*)*)' # :nodoc:
end
Version data entries
127 entries across 106 versions & 14 rubygems