blog/.themes/classic/plugins/blockquote.rb
2011-07-17 17:23:41 -04:00

75 lines
2.0 KiB
Ruby

#
# Author: Brandon Mathis
# A full rewrite based on the work of: Josediaz Gonzalez - https://github.com/josegonzalez/josediazgonzalez.com/blob/master/_plugins/blockquote.rb
#
# Outputs a string with a given attribution as a quote
#
# {% blockquote Bobby Willis http://google.com/search?q=pants the search for bobby's pants %}
# Wheeee!
# {% endblockquote %}
# ...
# <blockquote>
# <p>Wheeee!</p>
# <footer>
# <strong>Bobby Willis</strong><cite><a href="http://google.com/search?q=pants">The Search For Bobby's Pants</a>
# </blockquote>
#
require './plugins/titlecase.rb'
module Jekyll
class Blockquote < Liquid::Block
FullCiteWithTitle = /(\S[\S\s]*)\s+(https?:\/\/)(\S+)\s+(.+)/i
FullCite = /(\S[\S\s]*)\s+(https?:\/\/)(\S+)/i
Author = /(\S[\S\s]*)/
def initialize(tag_name, markup, tokens)
@by = nil
@source = nil
@title = nil
if markup =~ FullCiteWithTitle
@by = $1
@source = $2 + $3
@title = $4.titlecase
elsif markup =~ FullCite
@by = $1
@source = $2 + $3
elsif markup =~ Author
@by = $1
end
super
end
def render(context)
output = paragraphize(super.map(&:strip).join)
author = "<strong>#{@by.strip}</strong>"
if @source
url = @source.match(/https?:\/\/(.+)/)[1].split('/')
parts = []
url.each do |part|
if (parts + [part]).join('/').length < 32
parts << part
end
end
source = parts.join('/')
source << '/&hellip;' unless source == @source
end
cite = "<cite><a href='#{@source}'>#{(@title || source)}</a></cite>"
result = if @by.nil?
output
elsif !@source.nil?
"#{output}<footer>#{author + cite}</footer>"
else
"#{output}<footer>#{author}</footer>"
end
"<blockquote>#{result}</blockquote>"
end
def paragraphize(input)
"<p>#{input.gsub(/\n\n/, '</p><p>').gsub(/\n/, '<br/>')}</p>"
end
end
end
Liquid::Template.register_tag('blockquote', Jekyll::Blockquote)