Created
August 15, 2013 12:49
-
-
Save jhjguxin/6240586 to your computer and use it in GitHub Desktop.
Changes to how Rails 3.2.13 and 4.0 encodes unicode in JSON Monkey patch ActiveSupport to bring back to_json unicode character encoding. There is a better way if you have control over the to_json call, use JSON.generate(object, :ascii_only => true). Read more @ http://omegadelta.net/2013/04/28/changes-to-how-rails-3-2-13-and-4-0-encodes-unicode-…
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# http://omegadelta.net/2013/04/28/changes-to-how-rails-3-2-13-and-4-0-encodes-unicode-in-json/ | |
# http://stackoverflow.com/questions/14823971/json-encoding-decoding-with-unicode-in-rails | |
# https://gist.github.com/WilliamDenniss/5475630 | |
# thanks: @ William Denniss | |
module ActiveSupport | |
module JSON | |
module Encoding | |
class << self | |
# from https://github.com/rails/rails/blob/v3.2.12/activesupport/lib/active_support/json/encoding.rb#L121 | |
def escape(string) | |
if string.respond_to?(:force_encoding) | |
string = string.encode(::Encoding::UTF_8, :undef => :replace).force_encoding(::Encoding::BINARY) | |
end | |
json = string. | |
gsub(escape_regex) { |s| ESCAPED_CHARS[s] }. | |
gsub(/([\xC0-\xDF][\x80-\xBF]| | |
[\xE0-\xEF][\x80-\xBF]{2}| | |
[\xF0-\xF7][\x80-\xBF]{3})+/nx) { |s| | |
s.unpack("U*").pack("n*").unpack("H*")[0].gsub(/.{4}/n, '\\\\u\&') | |
} | |
## alternate encoding from https://github.com/rails/rails/issues/3727 | |
#json = string. | |
# gsub(escape_regex) { |s| ESCAPED_CHARS[s] }. | |
# gsub(/([\xC0-\xDF][\x80-\xBF]| | |
# [\xE0-\xEF][\x80-\xBF]{2}| | |
# [\xF0-\xF7][\x80-\xBF]{3})+/nx) { |s| | |
# s.unpack("U*").pack("N*").unpack("H*")[0].gsub(/.{4}/n, '\\\\u\&') | |
#} | |
json = %("#{json}") | |
json.force_encoding(::Encoding::UTF_8) if json.respond_to?(:force_encoding) | |
json | |
end | |
end | |
end | |
end | |
end |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment