88 lines
2.3 KiB
Ruby
88 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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class ActivityPub::ReferencesController < ActivityPub::BaseController
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include SignatureVerification
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include Authorization
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include AccountOwnedConcern
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include StatusControllerConcern
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before_action :require_signature!, if: :authorized_fetch_mode?
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before_action :set_status
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before_action :set_cache_headers
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before_action :set_references
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def index
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expires_in 0, public: public_fetch_mode?
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render json: references_collection_presenter, serializer: ActivityPub::CollectionSerializer, adapter: ActivityPub::Adapter, content_type: 'application/activity+json', skip_activities: true
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end
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private
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def pundit_user
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signed_request_account
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end
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def set_status
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@status = @account.statuses.find(params[:status_id])
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authorize @status, :show?
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rescue Mastodon::NotPermittedError
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not_found
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end
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def load_statuses
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cached_references
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end
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def cached_references
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cache_collection(Status.where(id: results).reorder(:id), Status)
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end
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def results
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@_results ||= begin
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references = @status.reference_relationships.order(target_status_id: :asc)
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references = references.where('target_status_id > ?', page_params[:min_id]) if page_params[:min_id].present?
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references = references.limit(limit_param(REFERENCES_LIMIT))
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references.pluck(:target_status_id)
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end
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end
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def pagination_min_id
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results.last
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end
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def records_continue?
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results.size == limit_param(REFERENCES_LIMIT)
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end
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def references_collection_presenter
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page = ActivityPub::CollectionPresenter.new(
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id: ActivityPub::TagManager.instance.references_uri_for(@status, page_params),
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type: :unordered,
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part_of: ActivityPub::TagManager.instance.references_uri_for(@status),
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items: load_statuses.map(&:uri),
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next: next_page,
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)
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return page if page_requested?
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ActivityPub::CollectionPresenter.new(
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type: :unordered,
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id: ActivityPub::TagManager.instance.references_uri_for(@status),
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first: page,
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)
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end
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def page_requested?
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truthy_param?(:page)
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end
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def next_page
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if records_continue?
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ActivityPub::TagManager.instance.references_uri_for(@status, page_params.merge(min_id: pagination_min_id))
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end
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end
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def page_params
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params_slice(:min_id, :limit).merge(page: true)
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end
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end
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