discourse/lib/stylesheet/compiler.rb

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require_dependency 'stylesheet/common'
require_dependency 'stylesheet/importer'
require_dependency 'stylesheet/functions'
module Stylesheet
class Compiler
def self.error_as_css(error, label)
error = error.message
error.gsub!("\n", '\A ')
error.gsub!("'", '\27 ')
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"#main { display: none; }
body { white-space: pre; }
body:before { font-family: monospace; content: '#{error}' }"
end
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def self.compile_asset(asset, options = {})
if Importer.special_imports[asset.to_s]
filename = "theme.scss"
file = "@import \"theme_variables\"; @import \"#{asset}\";"
else
filename = "#{asset}.scss"
path = "#{ASSET_ROOT}/#{filename}"
file = File.read path
end
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compile(file, filename, options)
end
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def self.compile(stylesheet, filename, options = {})
source_map_file = options[:source_map_file] || "#{filename.sub(".scss", "")}.css.map"
engine = SassC::Engine.new(stylesheet,
importer: Importer,
filename: filename,
style: :compressed,
source_map_file: source_map_file,
source_map_contents: true,
theme_id: options[:theme_id],
theme: options[:theme],
theme_field: options[:theme_field],
load_paths: [ASSET_ROOT])
result = engine.render
if options[:rtl]
require 'r2'
[R2.r2(result), nil]
else
source_map = engine.source_map
source_map.force_encoding("UTF-8")
[result, source_map]
end
end
end
end