Class: Jekyll::IncludeTag

Inherits:
Liquid::Tag
  • Object
show all
Defined in:
lib/jekyll/tags/include.rb

Instance Method Summary collapse

Constructor Details

#initialize(tag_name, file, tokens) ⇒ IncludeTag

Returns a new instance of IncludeTag.



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# File 'lib/jekyll/tags/include.rb', line 4

def initialize(tag_name, file, tokens)
  super
  @file = file.strip
end

Instance Method Details

#render(context) ⇒ Object 



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# File 'lib/jekyll/tags/include.rb', line 9

def render(context)
  if @file !~ /^[a-zA-Z0-9_\/\.-]+$/ || @file =~ /\.\// || @file =~ /\/\./
    return "Include file '#{@file}' contains invalid characters or sequences"
  end
  
  Dir.chdir(File.join(Jekyll.source, '_includes')) do
    choices = Dir['**/*'].reject { |x| File.symlink?(x) }
    if choices.include?(@file)
      File.read(@file)
    else
      "Included file '#{@file}' not found in _includes directory"
    end
  end
end