71 lines
3.0 KiB
Ruby
71 lines
3.0 KiB
Ruby
# frozen_string_literal: true
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class ActivityPub::Adapter < ActiveModelSerializers::Adapter::Base
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NAMED_CONTEXT_MAP = {
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activitystreams: 'https://www.w3.org/ns/activitystreams',
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security: 'https://w3id.org/security/v1',
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}.freeze
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CONTEXT_EXTENSION_MAP = {
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manually_approves_followers: { 'manuallyApprovesFollowers' => 'as:manuallyApprovesFollowers' },
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sensitive: { 'sensitive' => 'as:sensitive' },
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hashtag: { 'Hashtag' => 'as:Hashtag' },
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moved_to: { 'movedTo' => { '@id' => 'as:movedTo', '@type' => '@id' } },
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also_known_as: { 'alsoKnownAs' => { '@id' => 'as:alsoKnownAs', '@type' => '@id' } },
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emoji: { 'toot' => 'http://joinmastodon.org/ns#', 'Emoji' => 'toot:Emoji' },
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featured: { 'toot' => 'http://joinmastodon.org/ns#', 'featured' => { '@id' => 'toot:featured', '@type' => '@id' } },
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property_value: { 'schema' => 'http://schema.org#', 'PropertyValue' => 'schema:PropertyValue', 'value' => 'schema:value' },
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atom_uri: { 'ostatus' => 'http://ostatus.org#', 'atomUri' => 'ostatus:atomUri' },
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conversation: { 'ostatus' => 'http://ostatus.org#', 'inReplyToAtomUri' => 'ostatus:inReplyToAtomUri', 'conversation' => 'ostatus:conversation' },
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focal_point: { 'toot' => 'http://joinmastodon.org/ns#', 'focalPoint' => { '@container' => '@list', '@id' => 'toot:focalPoint' } },
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identity_proof: { 'toot' => 'http://joinmastodon.org/ns#', 'IdentityProof' => 'toot:IdentityProof' },
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blurhash: { 'toot' => 'http://joinmastodon.org/ns#', 'blurhash' => 'toot:blurhash' },
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discoverable: { 'toot' => 'http://joinmastodon.org/ns#', 'discoverable' => 'toot:discoverable' },
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voters_count: { 'toot' => 'http://joinmastodon.org/ns#', 'votersCount' => 'toot:votersCount' },
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}.freeze
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def self.default_key_transform
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:camel_lower
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end
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def self.transform_key_casing!(value, _options)
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ActivityPub::CaseTransform.camel_lower(value)
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end
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def serializable_hash(options = nil)
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named_contexts = {}
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context_extensions = {}
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options = serialization_options(options)
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serialized_hash = serializer.serializable_hash(options.merge(named_contexts: named_contexts, context_extensions: context_extensions))
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serialized_hash = serialized_hash.select { |k, _| options[:fields].include?(k) } if options[:fields]
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serialized_hash = self.class.transform_key_casing!(serialized_hash, instance_options)
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{ '@context' => serialized_context(named_contexts, context_extensions) }.merge(serialized_hash)
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end
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private
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def serialized_context(named_contexts_map, context_extensions_map)
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context_array = []
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named_contexts = [:activitystreams] + named_contexts_map.keys
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context_extensions = context_extensions_map.keys
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named_contexts.each do |key|
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context_array << NAMED_CONTEXT_MAP[key]
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end
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extensions = context_extensions.each_with_object({}) do |key, h|
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h.merge!(CONTEXT_EXTENSION_MAP[key])
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end
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context_array << extensions unless extensions.empty?
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if context_array.size == 1
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context_array.first
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else
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context_array
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end
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end
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end
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