www.moparscape.org/plugins/backtick_code_block.rb
Brandon Mathis 3d2d1a8be4 1. Vastly improved backtick code blocks and added support for Textile
2. Refactored Octopress filters into Liquid filters and pre/post render filters (using post_filters plugin)
3. Added methods to raw plugin to prevent Markdown and Textile from parsing blocks
4. Updated render partial to invoke the pre_render method of post_filters
5. Moved Rubypants filter out of default.html into Octopress post_render filters
6. Added raw's safe_wrapper method to codeblock and include_code filters
2011-09-07 18:34:21 -05:00

43 lines
1.1 KiB
Ruby

require './plugins/pygments_code'
module BacktickCodeBlock
include HighlightCode
AllOptions = /([^\s]+)\s+(.+?)(https?:\/\/\S+)\s*(.+)?/i
LangCaption = /([^\s]+)\s*(.+)?/i
def render_code_block(input)
@caption = nil
@lang = nil
@url = nil
@title = nil
input.gsub /^`{3} *([^\n]+)?\n(.+?)\n`{3}/m do
options = $1
str = $2
if options =~ AllOptions
@lang = $1
@caption = "<figcaption><span>#{$2}</span><a href='#{$3}'>#{$4 || 'link'}</a></figcaption>"
elsif options =~ LangCaption
@lang = $1
@caption = "<figcaption><span>#{$2}</span></figcaption>"
end
if str.match(/\A {4}/)
str = str.gsub /^ {4}/, ''
end
if @lang.nil? || @lang == 'plain'
code = tableize_code(str.gsub('<','&lt;').gsub('>','&gt;'))
"<figure role=code>#{@caption}#{code}</figure>"
else
if @lang.include? "-raw"
raw = "``` #{@lang.sub('-raw', '')}\n"
raw += str
raw += "\n```\n"
else
code = highlight(str, @lang)
"<figure role=code>#{@caption}#{code}</figure>"
end
end
end
end
end