mirror of
https://github.com/openfoodfoundation/openfoodnetwork
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50 lines
1.3 KiB
Ruby
50 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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# This patch fixes the Rails issue where ActionDispatch::Request#deep_munge was converting empty
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# array paramters into nils, see https://github.com/rails/rails/issues/13420
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#
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# Before this patch:
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#
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# | JSON | Hash |
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# |----------------------------------|-------------------------|
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# | { "person": [] } | { 'person' => nil } |
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#
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# After patch:
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#
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# | JSON | Hash |
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# |----------------------------------|-------------------------|
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# | { "person": [] } | { 'person' => [] } |
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#
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# The issue started in Rails v4.0.0.beta1:
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#
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# https://github.com/rails/rails/commit/8e577fe560d5756fcc67840ba304d79ada6804e4
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#
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# This patch can be removed on or after Rails v5.0.0.beta1 when the issue was fixed:
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#
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# https://github.com/rails/rails/commit/8f8ccb9901cab457c6e1d52bdb25acf658fd5777
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#
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# Credit:
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#
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# https://gist.github.com/victorblasco/f675b4cbaf9c0bc19f81
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module ActionDispatch
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class Request
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def deep_munge(hash)
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hash.each do |_k, v|
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case v
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when Array
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v.grep(Hash) { |x| deep_munge(x) }
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v.compact!
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# This patch removes the next line
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# hash[k] = nil if v.empty?
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when Hash
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deep_munge(v)
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end
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end
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hash
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end
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end
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end
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