forked from fedi/mastodon
64 lines
1.6 KiB
Ruby
64 lines
1.6 KiB
Ruby
# frozen_string_literal: true
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class ActivityPub::FetchFeaturedCollectionService < BaseService
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include JsonLdHelper
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def call(account)
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return if account.featured_collection_url.blank? || account.suspended? || account.local?
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@account = account
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@json = fetch_resource(@account.featured_collection_url, true)
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return unless supported_context?
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case @json['type']
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when 'Collection', 'CollectionPage'
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process_items @json['items']
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when 'OrderedCollection', 'OrderedCollectionPage'
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process_items @json['orderedItems']
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end
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end
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private
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def process_items(items)
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status_ids = items.filter_map do |item|
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uri = value_or_id(item)
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next if ActivityPub::TagManager.instance.local_uri?(uri)
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status = ActivityPub::FetchRemoteStatusService.new.call(uri, on_behalf_of: local_follower)
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next unless status.account_id == @account.id
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status.id
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rescue ActiveRecord::RecordInvalid => e
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Rails.logger.debug "Invalid pinned status #{uri}: #{e.message}"
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nil
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end
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to_remove = []
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to_add = status_ids
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StatusPin.where(account: @account).pluck(:status_id).each do |status_id|
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if status_ids.include?(status_id)
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to_add.delete(status_id)
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else
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to_remove << status_id
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end
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end
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StatusPin.where(account: @account, status_id: to_remove).delete_all unless to_remove.empty?
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to_add.each do |status_id|
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StatusPin.create!(account: @account, status_id: status_id)
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end
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end
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def supported_context?
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super(@json)
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end
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def local_follower
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@local_follower ||= @account.followers.local.without_suspended.first
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end
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end
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