Sha256: 2511906dbf3be6db8b766f306ca251b7e9bd22e14be038eb0bc2d4b9fe8c251d
Contents?: true
Size: 1.19 KB
Versions: 15
Compression:
Stored size: 1.19 KB
Contents
# encoding: UTF-8
require 'sass'
module Spontaneous::Rack
class CSS
CSS_EXTENSION = /\.css$/o
def initialize(app, options = {})
@roots = options[:root]
@app = app
end
def call(env)
try_sass(env[S::PATH_INFO]) or @app.call(env)
end
def try_sass(request_path)
return nil unless request_path =~ CSS_EXTENSION
try_paths = @roots.map { |root| File.join(root, request_path) }
# if the css file itself exists then we want to use that
return nil if try_paths.detect { |file| ::File.exists?(file) }
try_paths.each do |path|
template = template_path(path)
return render_sass_template(template) if File.exists?(template)
end
nil
end
def render_sass_template(template)
load_paths = [Spontaneous.css_dir, File.dirname(template), File.join(File.dirname(template), "sass")]
engine = Sass::Engine.for_file(template, {
:load_paths => load_paths,
:filename => template,
:cache => false,
:style => :expanded
})
[200, {'Content-type' => 'text/css'}, [engine.render]]
end
def template_path(path)
path.gsub(CSS_EXTENSION, ".scss")
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems