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# 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
message.force_encoding("utf-8")
# return message if message type is binary
detect = CharlockHolmes::EncodingDetector.detect(message)
return message if detect[:type] == :binary
# if message is utf-8 encoding, just return it
return message if message.valid_encoding?
# if message is not utf-8 encoding, convert it
if detect[:encoding]
message.force_encoding(detect[:encoding])
message.encode!("utf-8", detect[:encoding], :undef => :replace, :replace => "", :invalid => :replace)
end
# ensure message encoding is utf8
message.valid_encoding? ? message : raise
# Prevent app from crash cause of encoding errors
rescue
encoding = detect ? detect[:encoding] : "unknown"
"--broken encoding: #{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
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