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rubiety/hidden_fields_from_params.rb

Created January 23, 2015 19:23
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Dumping hidden fields from nested params hash
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hidden_fields_from_params.rb
def hidden_fields_from_params(hash, prefix = "")
hash.map do |hash_key, hash_value|
if hash_value.is_a?(Hash)
hidden_fields_from_params(hash_value, "#{prefix}[#{hash_key}]")
else
hidden_field_tag("#{prefix}[#{hash_key}]", hash_value)
end
end.join("\n").html_safe
end
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