101 lines
2.8 KiB
Ruby
101 lines
2.8 KiB
Ruby
require 'sass'
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module Middleman
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module Renderers
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# Sass renderer
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module Sass
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# Setup extension
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class << self
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# Once registered
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def registered(app)
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# Default sass options
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app.config.define_setting :sass, {}, 'Sass engine options'
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# Location of SASS .sass-cache directory.
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# @return [String]
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app.config.define_setting :sass_cache_path, File.join(app.root_path, '.sass-cache'), 'Location of sass cache' # runtime compile of path
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app.before_configuration do
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template_extensions :scss => :css,
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:sass => :css
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end
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# Tell Tilt to use it as well (for inline sass blocks)
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::Tilt.register 'sass', SassPlusCSSFilenameTemplate
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::Tilt.prefer(SassPlusCSSFilenameTemplate)
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# Tell Tilt to use it as well (for inline scss blocks)
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::Tilt.register 'scss', ScssPlusCSSFilenameTemplate
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::Tilt.prefer(ScssPlusCSSFilenameTemplate)
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end
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alias :included :registered
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end
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# A SassTemplate for Tilt which outputs debug messages
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class SassPlusCSSFilenameTemplate < ::Tilt::SassTemplate
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def initialize(*args, &block)
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super
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if @options.has_key?(:context)
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@context = @options[:context]
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end
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end
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# Define the expected syntax for the template
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# @return [Symbol]
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def syntax
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:sass
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end
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def prepare; end
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# Add exception messaging
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# @param [Class] context
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# @param [Hash] locals
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# @return [String]
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def evaluate(context, locals, &block)
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@context ||= context
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@engine = ::Sass::Engine.new(data, sass_options)
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begin
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@engine.render
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rescue ::Sass::SyntaxError => e
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::Sass::SyntaxError.exception_to_css(e, :full_exception => true)
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end
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end
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# Change Sass path, for url functions, to the build folder if we're building
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# @return [Hash]
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def sass_options
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more_opts = { :filename => eval_file, :line => line, :syntax => syntax }
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if @context.is_a?(::Middleman::Application) && file
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location_of_sass_file = @context.source_dir
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parts = basename.split('.')
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parts.pop
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more_opts[:css_filename] = File.join(location_of_sass_file, @context.config[:css_dir], parts.join('.'))
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end
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options.merge(more_opts)
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end
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end
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# SCSS version of the above template
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class ScssPlusCSSFilenameTemplate < SassPlusCSSFilenameTemplate
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# Define the expected syntax for the template
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# @return [Symbol]
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def syntax
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:scss
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end
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end
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end
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end
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end
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