gitlabhq/lib/gitlab/encode.rb
2012-05-29 16:16:59 +08:00

37 lines
1.1 KiB
Ruby

# Patch Strings to enable detect_encoding! on views
require 'charlock_holmes/string'
module Gitlab
module Encode
extend self
def utf8 message
# return nil if message is nil
return nil unless message
# if message is utf-8 encoding, just return it
message.force_encoding("utf-8")
return message if message.valid_encoding?
# if message is not utf-8 encoding, detect and convert it
detect = CharlockHolmes::EncodingDetector.detect(message)
if detect[:encoding] && detect[:confidence] > 60
message.force_encoding(detect[:encoding])
message.encode!("utf-8", detect[:encoding], :undef => :replace, :replace => "", :invalid => :replace)
end
message.valid_encoding? ? message : raise
# Prevent app from crash cause of encoding errors
rescue
"--broken encoding: #{detect[:encoding]}"
end
def detect_encoding message
return nil unless message
hash = CharlockHolmes::EncodingDetector.detect(message) rescue {}
return hash[:encoding] ? hash[:encoding] : nil
end
end
end