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kossnocorp/back_or_home_path.rb

Created March 1, 2014 21:38
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back_or_home_path.rb
def back_or_home_path
referrer = controller.respond_to?(:request) && controller.request.env['HTTP_REFERER']
local_referrer = referrer && URI.parse(referrer).host == controller.request.host
if referrer && local_referrer
referrer
else
root_path
end
end
@rwz
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rwz commented Mar 2, 2014

There is a request.referrer method

@mkaschenko
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http://stackoverflow.com/a/8136648

URI(request.referer).host == request.host

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