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converting to github-pages

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This commit is contained in:
James Walker
2016-10-23 22:09:51 -04:00
parent 00df61134d
commit 0392180886
11 changed files with 94 additions and 257 deletions
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100
_plugins/gist_tag.rb
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@ -1,100 +0,0 @@
# A Liquid tag for Jekyll sites that allows embedding Gists and showing code for non-JavaScript enabled browsers and readers.
# by: Brandon Tilly
# Source URL: https://gist.github.com/1027674
# Post http://brandontilley.com/2011/01/31/gist-tag-for-jekyll.html
#
# Example usage: {% gist 1027674 gist_tag.rb %} //embeds a gist for this plugin
require 'cgi'
require 'digest/md5'
require 'net/https'
require 'uri'
module Jekyll
class GistTag < Liquid::Tag
def initialize(tag_name, text, token)
super
@text = text
@cache_disabled = false
@cache_folder = File.expand_path "../.gist-cache", File.dirname(__FILE__)
FileUtils.mkdir_p @cache_folder
end
def render(context)
if parts = @text.match(/([\d]*) (.*)/)
gist, file = parts[1].strip, parts[2].strip
script_url = script_url_for gist, file
code = get_cached_gist(gist, file) || get_gist_from_web(gist, file)
html_output_for script_url, code
else
""
end
end
def html_output_for(script_url, code)
code = CGI.escapeHTML code
<<-HTML
<div><script src='#{script_url}'></script>
<noscript><pre><code>#{code}</code></pre></noscript></div>
HTML
end
def script_url_for(gist_id, filename)
"https://gist.github.com/#{gist_id}.js?file=#{filename}"
end
def get_gist_url_for(gist, file)
"https://raw.github.com/gist/#{gist}/#{file}"
end
def cache(gist, file, data)
cache_file = get_cache_file_for gist, file
File.open(cache_file, "w") do |io|
io.write data
end
end
def get_cached_gist(gist, file)
return nil if @cache_disabled
cache_file = get_cache_file_for gist, file
File.read cache_file if File.exist? cache_file
end
def get_cache_file_for(gist, file)
bad_chars = /[^a-zA-Z0-9\-_.]/
gist = gist.gsub bad_chars, ''
file = file.gsub bad_chars, ''
md5 = Digest::MD5.hexdigest "#{gist}-#{file}"
File.join @cache_folder, "#{gist}-#{file}-#{md5}.cache"
end
def get_gist_from_web(gist, file)
gist_url = get_gist_url_for gist, file
raw_uri = URI.parse gist_url
proxy = ENV['http_proxy']
if proxy
proxy_uri = URI.parse(proxy)
https = Net::HTTP::Proxy(proxy_uri.host, proxy_uri.port).new raw_uri.host, raw_uri.port
else
https = Net::HTTP.new raw_uri.host, raw_uri.port
end
https.use_ssl = true
https.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Get.new raw_uri.request_uri
data = https.request request
data = data.body
cache gist, file, data unless @cache_disabled
data
end
end
class GistTagNoCache < GistTag
def initialize(tag_name, text, token)
super
@cache_disabled = true
end
end
end
Liquid::Template.register_tag('gist', Jekyll::GistTag)
Liquid::Template.register_tag('gistnocache', Jekyll::GistTagNoCache)

92
_plugins/tag_index.rb
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module Jekyll
class TagIndex < Page
def initialize(site, base, dir, tag)
@site = site
@base = base
@dir = dir
@name = 'index.html'
self.process(@name)
self.read_yaml(File.join(base, '_layouts'), 'tag_index.html')
self.data['tag'] = tag
tag_title_prefix = site.config['tag_title_prefix'] || 'Posts Tagged &ldquo;'
tag_title_suffix = site.config['tag_title_suffix'] || '&rdquo;'
self.data['title'] = "#{tag_title_prefix}#{tag}#{tag_title_suffix}"
end
end
class TagFeed < Page
def initialize(site, base, tag_dir, tag)
@site = site
@base = base
@dir = tag_dir
@name = 'atom.xml'
self.process(@name)
# Read the YAML data from the layout page.
self.read_yaml(File.join(base, '_layouts'), 'tag_feed.xml')
self.data['tag'] = tag
# Set the title for this page.
tag_title_prefix = site.config['tag_title_prefix'] || 'Posts Tagged &ldquo;'
tag_title_suffix = site.config['tag_title_suffix'] || '&rdquo;'
self.data['title'] = "#{tag_title_prefix}#{tag}#{tag_title_suffix}"
# Set the meta-description for this page.
# Set the correct feed URL.
self.data['feed_url'] = "#{tag_dir}/#{name}"
end
end
class TagGenerator < Generator
safe true
def generate(site)
if site.layouts.key? 'tag_index'
dir = site.config['tag_dir'] || 'tag'
site.tags.keys.each do |tag|
dest_dir = File.join(dir, tag.gsub(/ /, '-'))
write_tag_index(site, dest_dir, tag)
write_tag_feed(site, dest_dir, tag)
end
end
end
def write_tag_index(site, dir, tag)
index = TagIndex.new(site, site.source, dir, tag)
index.render(site.layouts, site.site_payload)
index.write(site.dest)
site.pages << index
end
def write_tag_feed(site, dir, tag)
feed = TagFeed.new(site, site.source, dir, tag)
feed.render(site.layouts, site.site_payload)
feed.write(site.dest)
site.pages << feed
end
end
# Adds some extra filters used during the category creation process.
module Filters
# Outputs a list of categories as comma-separated <a> links. This is used
# to output the category list for each post on a category page.
#
# +categories+ is the list of categories to format.
#
# Returns string
#
def tag_links(tags)
tags = tags.sort!.map do |item|
item.gsub!(/ /, '-')
"<a class='tag' href='/tag/#{item}/'>#{item}</a>"
end
case tags.length
when 0
""
when 1
tags[0].to_s
else
"#{tags[0...-1].join(', ')}, #{tags[-1]}"
end
end
end
end