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Refactored and simplified sprockets asset caching

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* Done primarily so postprocessors would work properly
    (i.e. sprockets-commonjs)
 * Potentially eliminates need for all the JHW specific template
    engines, except NilTemplate
This commit is contained in:
Marcus Mateus 2012-06-12 22:17:26 -05:00
parent 0987d6acc9
commit 99cef1c9a6
1 changed files with 26 additions and 5 deletions
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31
lib/jasmine/headless/files_list.rb
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@ -153,10 +153,10 @@ module Jasmine::Headless
register_engine ".#{extension}", Jasmine::Headless::NilTemplate
end
register_engine '.coffee', Jasmine::Headless::CoffeeTemplate
register_engine '.js', Jasmine::Headless::JSTemplate
register_engine '.css', Jasmine::Headless::CSSTemplate
register_engine '.jst', Jasmine::Headless::JSTTemplate
# register_engine '.coffee', Jasmine::Headless::CoffeeTemplate
# register_engine '.js', Jasmine::Headless::JSTemplate
# register_engine '.css', Jasmine::Headless::CSSTemplate
# register_engine '.jst', Jasmine::Headless::JSTTemplate
end
@sprockets_environment
@ -211,7 +211,28 @@ module Jasmine::Headless
alert_time = nil
end
sprockets_environment.find_asset(file, :bundle => false).body
asset = sprockets_environment.find_asset(file, :bundle => false)
cache_file = File.join('.jhw-cache', 'code', asset.logical_path)
# Process & cache the asset only if needed
unless File.exist?(cache_file) && (File.mtime(file) > File.mtime(cache_file))
FileUtils.mkdir_p File.dirname(cache_file)
asset.write_to(cache_file)
end
html = ''
case asset.content_type
when 'application/javascript'
html = %{<script type="text/javascript" src="#{File.expand_path(cache_file)}"></script>}
# NOTE: In future sprockets versions below could be simplified w/ asset.extensions.include?('.coffee')
if asset.pathname.basename.to_s.scan(/\.[^.]+/).include?('.coffee')
html += %{\n<script type="text/javascript">window.CSTF['#{File.basename(cache_file)}'] = '#{file}';</script>}
end
when 'text/css'
html = %{<link rel="stylesheet" href="#{File.expand_path(cache_file)}" type="text/css" />}
else
html = asset.body
end
html
end.compact.reject(&:empty?)
end