taketin
/ css_transformer.rb
Created
October 26, 2012 16:47
— forked from avinasha/css_transformer.rb
A Sanitize gem transformer which sanitizes any CSS in a HTML document.
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| check_css = lambda { |env| | |
| node = env[:node] | |
| node_name = env[:node_name] | |
| # Don't continue if this node is already whitelisted or is not an element. | |
| return if env[:is_whitelisted] || !node.element? | |
| parent = node.parent | |
| return unless node_name == 'style' || node['style'] | |
| if node_name == 'style' | |
| unless good_css? node.content | |
| node.unlink |