50 lines
1.5 KiB
Ruby
50 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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require "yaml"
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module PaperTrail
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module Serializers
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# The default serializer for, e.g. `versions.object`.
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module YAML
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extend self # makes all instance methods become module methods as well
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def load(string)
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if use_safe_load?
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::YAML.safe_load(
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string,
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permitted_classes: ::ActiveRecord.yaml_column_permitted_classes,
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aliases: true
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)
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elsif ::YAML.respond_to?(:unsafe_load)
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::YAML.unsafe_load(string)
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else
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::YAML.load(string)
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end
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end
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# @param object (Hash | HashWithIndifferentAccess) - Coming from
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# `recordable_object` `object` will be a plain `Hash`. However, due to
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# recent [memory optimizations](https://github.com/paper-trail-gem/paper_trail/pull/1189),
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# when coming from `recordable_object_changes`, it will be a `HashWithIndifferentAccess`.
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def dump(object)
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object = object.to_hash if object.is_a?(HashWithIndifferentAccess)
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::YAML.dump object
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end
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# Returns a SQL LIKE condition to be used to match the given field and
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# value in the serialized object.
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def where_object_condition(arel_field, field, value)
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arel_field.matches("%\n#{field}: #{value}\n%")
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end
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private
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# `use_yaml_unsafe_load` was added in 7.0.3.1, will be removed in 7.1.0?
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def use_safe_load?
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defined?(ActiveRecord.use_yaml_unsafe_load) &&
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!ActiveRecord.use_yaml_unsafe_load
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end
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end
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end
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end
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