Class: Markita::Preprocess

Inherits:
Object
  • Object
show all
Defined in:
lib/markita/preprocess.rb

Instance Method Summary collapse

Constructor Details

#initialize(file) ⇒ Preprocess 



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# File 'lib/markita/preprocess.rb', line 3

def initialize(file)
  @file = (file.is_a? String)? StringIO.new(file) : file
  @regx = @template = nil
end

Instance Method Details

#gets ⇒ Object 



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# File 'lib/markita/preprocess.rb', line 8

def gets
  while line = @file.gets
    case line
    when @regx
      line = @template if @template
      $~.named_captures.each do |name, value|
        line = line.gsub("&#{name.downcase};", value)
        line = line.gsub("&#{name.upcase};", CGI.escape(value))
      end
      return line
    when %r(^! regx = /(.*)/$)
      @regx = Regexp.new $1
    when %r(^! template = "(.*)"$)
      @template = $1+"\n"
    else
      @regx &&= (@template=nil)
      return line
    end
  end
  return nil
end