46cbe54189
directly force_encoding is wrong, must detect the file string's encoding. then force_encoding the string to it's encoding. last convert it to utf-8.
63 lines
1.4 KiB
Ruby
63 lines
1.4 KiB
Ruby
module Utils
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module FileHelper
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def binary?(string)
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string.each_byte do |x|
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x.nonzero? or return true
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end
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false
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end
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def image?
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mime_type =~ /image/
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end
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def text?
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mime_type =~ /application|text/ && !binary?(data)
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end
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end
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module CharEncode
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def encode(string)
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cd = CharDet.detect(string)
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if cd.confidence > 0.6
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string.force_encoding(cd.encoding)
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end
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string.encode("utf-8", :undef => :replace, :replace => "?", :invalid => :replace)
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end
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end
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module Colorize
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include CharEncode
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def colorize
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system_colorize(encode(data), name)
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end
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def system_colorize(data, file_name)
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ft = handle_file_type(file_name)
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Pygments.highlight(data, :lexer => ft, :options => { :encoding => 'utf-8', :linenos => 'True' })
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end
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def handle_file_type(file_name, mime_type = nil)
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if file_name =~ /(\.rb|\.ru|\.rake|Rakefile|\.gemspec|\.rbx|Gemfile)$/
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:ruby
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elsif file_name =~ /\.py$/
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:python
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elsif file_name =~ /(\.pl|\.scala|\.c|\.cpp|\.java|\.haml|\.html|\.sass|\.scss|\.xml|\.php|\.erb)$/
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$1[1..-1].to_sym
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elsif file_name =~ /\.js$/
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:javascript
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elsif file_name =~ /\.sh$/
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:bash
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elsif file_name =~ /\.coffee$/
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:coffeescript
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elsif file_name =~ /\.yml$/
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:yaml
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elsif file_name =~ /\.md$/
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:minid
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else
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:text
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end
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end
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end
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end
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