diaspora/app/helpers/markdownify_helper.rb
2011-08-16 21:48:48 -07:00

28 lines
810 B
Ruby

# Copyright (c) 2010, Diaspora Inc. This file is
# licensed under the Affero General Public License version 3 or later. See
# the COPYRIGHT file.
require 'lib/diaspora/markdownify'
module MarkdownifyHelper
def markdownify(message, render_options={})
markdown_options = {
:autolink => true,
}
render_options[:filter_html] = true
renderer = Diaspora::Markdownify::HTML.new(render_options)
markdown = Redcarpet::Markdown.new(renderer, markdown_options)
message = markdown.render(message)
return message.html_safe
end
def process_newlines(message)
# in very clear cases, let newlines become <br /> tags
# Grabbed from Github flavored Markdown
message.gsub(/^[\w\<][^\n]*\n+/) do |x|
x =~ /\n{2}/ ? x : (x.strip!; x << " \n")
end
end
end