diff options
Diffstat (limited to 'actionpack/lib/action_controller/metal/strong_parameters.rb')
| -rw-r--r-- | actionpack/lib/action_controller/metal/strong_parameters.rb | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/actionpack/lib/action_controller/metal/strong_parameters.rb b/actionpack/lib/action_controller/metal/strong_parameters.rb index b495ab3f0f..b4948d99a8 100644 --- a/actionpack/lib/action_controller/metal/strong_parameters.rb +++ b/actionpack/lib/action_controller/metal/strong_parameters.rb @@ -17,7 +17,7 @@ module ActionController def initialize(param) # :nodoc: @param = param - super("param not found: #{param}") + super("param is missing or the value is empty: #{param}") end end @@ -284,7 +284,14 @@ module ActionController # params.fetch(:none, 'Francesco') # => "Francesco" # params.fetch(:none) { 'Francesco' } # => "Francesco" def fetch(key, *args) - convert_hashes_to_parameters(key, super) + value = super + # Don't rely on +convert_hashes_to_parameters+ + # so as to not mutate via a +fetch+ + if value.is_a?(Hash) + value = self.class.new(value) + value.permit! if permitted? + end + value rescue KeyError raise ActionController::ParameterMissing.new(key) end @@ -334,7 +341,7 @@ module ActionController def each_element(object) if object.is_a?(Array) object.map { |el| yield el }.compact - elsif object.is_a?(Hash) && object.keys.all? { |k| k =~ /\A-?\d+\z/ } + elsif fields_for_style?(object) hash = object.class.new object.each { |k,v| hash[k] = yield v } hash @@ -343,6 +350,10 @@ module ActionController end end + def fields_for_style?(object) + object.is_a?(Hash) && object.all? { |k, v| k =~ /\A-?\d+\z/ && v.is_a?(Hash) } + end + def unpermitted_parameters!(params) unpermitted_keys = unpermitted_keys(params) if unpermitted_keys.any? |