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module ActionDispatch
class Request < Rack::Request
class Utils # :nodoc:
mattr_accessor :perform_deep_munge
self.perform_deep_munge = true
def self.normalize_encode_params(params)
ParamEncoder.normalize_encode_params params
end
class ParamEncoder
# Convert nested Hash to HashWithIndifferentAccess.
#
def self.normalize_encode_params(params)
case params
when Array
handle_array params
when Hash
if params.has_key?(:tempfile)
ActionDispatch::Http::UploadedFile.new(params)
else
params.each_with_object({}) do |(key, val), new_hash|
new_hash[key] = normalize_encode_params(val)
end.with_indifferent_access
end
else
params
end
end
def self.handle_array(params)
params.map! { |el| normalize_encode_params(el) }
end
end
class << self
# Remove nils from the params hash
def deep_munge(hash)
return hash unless perform_deep_munge
hash.each do |k, v|
case v
when Array
v.grep(Hash) { |x| deep_munge(x) }
v.compact!
when Hash
deep_munge(v)
end
end
hash
end
end
end
end
end
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