update minify js extension
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Thomas Reynolds
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11a3507528
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1c4e6cb835
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@ -59,10 +59,8 @@ module Middleman
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Middleman::Extensions::MinifyCss.register
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# MinifyJavascript compresses JS
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Middleman::Extensions.register(:minify_javascript) do
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require "middleman-more/extensions/minify_javascript"
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Middleman::Extensions::MinifyJavascript
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end
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require "middleman-more/extensions/minify_javascript"
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Middleman::Extensions::MinifyJavascript.register
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# RelativeAssets allow any asset path in dynamic templates to be either
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# relative to the root of the project or use an absolute URL.
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@ -1,94 +1,83 @@
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# Extension namespace
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module Middleman
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module Extensions
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# Minify Javascript Extension
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class Middleman::Extensions::MinifyJavascript < ::Middleman::Extension
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option :compressor, nil, 'Set the JS compressor to use.'
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option :inline, false, 'Whether to minify JS inline within HTML files'
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option :ignore, [], 'Patterns to avoid minifying'
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# Minify Javascript Extension
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module MinifyJavascript
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def initialize(app, options_hash={}, &block)
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super
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# Setup extension
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class << self
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app.config.define_setting :js_compressor, nil, 'Set the JS compressor to use. Deprecated in favor of the :compressor option when activating :minify_js'
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end
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# Once registered
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def registered(app, options={})
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app.config.define_setting :js_compressor, nil, 'Set the JS compressor to use. Deprecated in favor of the :compressor option when activating :minify_js'
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def after_configuration
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chosen_compressor = app.config[:js_compressor] || options[:compressor] || begin
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require 'uglifier'
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::Uglifier.new
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end
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ignore = Array(options[:ignore]) << /\.min\./
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inline = options[:inline] || false
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# Setup Rack middleware to minify CSS
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app.use Rack, :compressor => chosen_compressor,
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:ignore => options[:ignore] + [/\.min\./],
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:inline => options[:inline]
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end
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# Once config is parsed
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app.after_configuration do
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chosen_compressor = js_compressor || options[:compressor] || begin
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require 'uglifier'
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::Uglifier.new
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# Rack middleware to look for JS and compress it
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class Rack
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# Init
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# @param [Class] app
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# @param [Hash] options
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def initialize(app, options={})
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@app = app
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@compressor = options[:compressor]
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@ignore = options[:ignore]
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@inline = options[:inline]
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end
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# Rack interface
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# @param [Rack::Environmemt] env
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# @return [Array]
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def call(env)
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status, headers, response = @app.call(env)
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path = env["PATH_INFO"]
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begin
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if (path.end_with?('.html') || path.end_with?('.php')) && @inline
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uncompressed_source = ::Middleman::Util.extract_response_text(response)
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minified = uncompressed_source.gsub(/(<script[^>]*>\s*(?:\/\/(?:(?:<!--)|(?:<!\[CDATA\[))\n)?)(.*?)((?:(?:\n\s*)?\/\/(?:(?:-->)|(?:\]\]>)))?\s*<\/script>)/m) do |match|
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first = $1
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javascript = $2
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last = $3
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# Only compress script tags that contain JavaScript (as opposed
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# to something like jQuery templates, identified with a "text/html"
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# type.
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if first =~ /<script>/ || first.include?('text/javascript')
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minified_js = @compressor.compress(javascript)
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first << minified_js << last
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else
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match
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end
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# Setup Rack middlware to minify JS
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use Rack, :compressor => chosen_compressor,
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:ignore => ignore,
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:inline => inline
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end
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end
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alias :included :registered
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end
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# Rack middleware to look for JS and compress it
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class Rack
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# Init
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# @param [Class] app
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# @param [Hash] options
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def initialize(app, options={})
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@app = app
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@compressor = options[:compressor]
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@ignore = options[:ignore]
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@inline = options[:inline]
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end
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# Rack interface
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# @param [Rack::Environmemt] env
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# @return [Array]
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def call(env)
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status, headers, response = @app.call(env)
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path = env["PATH_INFO"]
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begin
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if (path.end_with?('.html') || path.end_with?('.php')) && @inline
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uncompressed_source = ::Middleman::Util.extract_response_text(response)
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minified = uncompressed_source.gsub(/(<script[^>]*>\s*(?:\/\/(?:(?:<!--)|(?:<!\[CDATA\[))\n)?)(.*?)((?:(?:\n\s*)?\/\/(?:(?:-->)|(?:\]\]>)))?\s*<\/script>)/m) do |match|
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first = $1
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javascript = $2
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last = $3
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# Only compress script tags that contain JavaScript (as opposed
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# to something like jQuery templates, identified with a "text/html"
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# type.
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if first =~ /<script>/ || first.include?('text/javascript')
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minified_js = @compressor.compress(javascript)
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first << minified_js << last
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else
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match
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end
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end
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headers["Content-Length"] = ::Rack::Utils.bytesize(minified).to_s
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response = [minified]
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elsif path.end_with?('.js') && @ignore.none? {|ignore| Middleman::Util.path_match(ignore, path) }
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uncompressed_source = ::Middleman::Util.extract_response_text(response)
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minified_js = @compressor.compress(uncompressed_source)
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headers["Content-Length"] = ::Rack::Utils.bytesize(minified_js).to_s
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response = [minified_js]
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end
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rescue ExecJS::ProgramError => e
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warn "WARNING: Couldn't compress JavaScript in #{path}: #{e.message}"
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end
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[status, headers, response]
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headers["Content-Length"] = ::Rack::Utils.bytesize(minified).to_s
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response = [minified]
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elsif path.end_with?('.js') && @ignore.none? {|ignore| Middleman::Util.path_match(ignore, path) }
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uncompressed_source = ::Middleman::Util.extract_response_text(response)
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minified_js = @compressor.compress(uncompressed_source)
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headers["Content-Length"] = ::Rack::Utils.bytesize(minified_js).to_s
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response = [minified_js]
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end
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rescue ExecJS::ProgramError => e
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warn "WARNING: Couldn't compress JavaScript in #{path}: #{e.message}"
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end
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[status, headers, response]
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end
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end
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end
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