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Convert encoding before escaping

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This commit is contained in:
Jeremy Kemper 2009-04-26 16:21:57 -07:00
parent 1d71a34afa
commit 8aaed3d456
1 changed files with 6 additions and 5 deletions
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9
activesupport/lib/active_support/json.rb
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@ -28,13 +28,14 @@ module Encoding #:nodoc:
}
def self.escape(string)
json = '"' + string.gsub(escape_regex) { |s| ESCAPED_CHARS[s] }
json.force_encoding('ascii-8bit') if respond_to?(:force_encoding)
json.gsub(/([\xC0-\xDF][\x80-\xBF]|
string = string.dup.force_encoding(::Encoding::BINARY) if string.respond_to?(:force_encoding)
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}/, '\\\\u\&')
} + '"'
}
%("#{json}")
end
end