gitlabhq/config/initializers/gitlabhq/20_grit_ext.rb

require 'grit'
require 'pygments'
require "utils"

Grit::Blob.class_eval do
  include Utils::FileHelper
  include Utils::Colorize
end

#monkey patch raw_object from string
Grit::GitRuby::Internal::RawObject.class_eval do
  def content
    transcoding(@content)
  rescue Exception => ex
    Rails.logger.error ex.message
    @content
  end

  private

  def transcoding(content)
    content ||= ""
    hash = CharlockHolmes::EncodingDetector.detect(content)

    if hash 
      return content if hash[:type] == :binary

      if hash[:encoding] == "UTF-8"
        content = if hash[:confidence] < 100
                    content
                  else
                    content.force_encoding("UTF-8")
                  end

        return content
      end

      CharlockHolmes::Converter.convert(content, hash[:encoding], 'UTF-8') if hash[:encoding]
    else 
      content.force_encoding("UTF-8")
    end
  end
end


Grit::Git.git_timeout = GIT_OPTS["git_timeout"]
Grit::Git.git_max_size = GIT_OPTS["git_max_size"]