82 lines
2.3 KiB
Ruby
82 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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class ActivityPub::ContextsController < ActivityPub::BaseController
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vary_by -> { 'Signature' if authorized_fetch_mode? }
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before_action :require_account_signature!, if: :authorized_fetch_mode?
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before_action :set_conversation
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before_action :set_items
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DESCENDANTS_LIMIT = 60
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def show
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expires_in 3.minutes, public: public_fetch_mode?
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render_with_cache json: context_presenter, serializer: ActivityPub::ContextSerializer, adapter: ActivityPub::Adapter, content_type: 'application/activity+json'
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end
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def items
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expires_in 3.minutes, public: public_fetch_mode?
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render_with_cache json: items_collection_presenter, serializer: ActivityPub::CollectionSerializer, adapter: ActivityPub::Adapter, content_type: 'application/activity+json'
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end
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private
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def account_required?
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false
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end
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def set_conversation
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@conversation = Conversation.local.find(params[:id])
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end
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def set_items
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@items = @conversation.statuses.distributable_visibility.paginate_by_min_id(DESCENDANTS_LIMIT, params[:min_id])
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end
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def context_presenter
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first_page = ActivityPub::CollectionPresenter.new(
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id: items_context_url(@conversation, page_params),
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type: :unordered,
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part_of: items_context_url(@conversation),
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next: next_page,
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items: @items.map { |status| status.local? ? ActivityPub::TagManager.instance.uri_for(status) : status.uri }
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)
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ActivityPub::ContextPresenter.from_conversation(@conversation).tap do |presenter|
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presenter.first = first_page
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end
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end
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def items_collection_presenter
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page = ActivityPub::CollectionPresenter.new(
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id: items_context_url(@conversation, page_params),
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type: :unordered,
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part_of: items_context_url(@conversation),
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next: next_page,
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items: @items.map { |status| status.local? ? ActivityPub::TagManager.instance.uri_for(status) : status.uri }
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)
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return page if page_requested?
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ActivityPub::CollectionPresenter.new(
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id: items_context_url(@conversation),
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type: :unordered,
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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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return nil if @items.size < DESCENDANTS_LIMIT
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items_context_url(@conversation, page: true, min_id: @items.last.id)
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end
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def page_params
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params.permit(:page, :min_id)
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end
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end
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