obsolete.ChilliProject/lib/redmine/syntax_highlighting.rb

54 lines
1.5 KiB
Ruby

#-- encoding: UTF-8
#-- copyright
# ChiliProject is a project management system.
#
# Copyright (C) 2010-2011 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# See doc/COPYRIGHT.rdoc for more details.
#++
module Redmine
module SyntaxHighlighting
class << self
attr_reader :highlighter
delegate :highlight_by_filename, :highlight_by_language, :to => :highlighter
def highlighter=(name)
if name.is_a?(Module)
@highlighter = name
else
@highlighter = const_get(name)
end
end
end
module CodeRay
require 'coderay'
require 'coderay/helpers/file_type'
class << self
# Highlights +text+ as the content of +filename+
# Should not return line numbers nor outer pre tag
def highlight_by_filename(text, filename)
language = ::CodeRay::FileType[filename]
language ? ::CodeRay.scan(text, language).html : ERB::Util.h(text)
end
# Highlights +text+ using +language+ syntax
# Should not return outer pre tag
def highlight_by_language(text, language)
::CodeRay.scan(text, language).html(:line_numbers => :inline, :wrap => :span)
end
end
end
end
SyntaxHighlighting.highlighter = 'CodeRay'
end