mastodon/app/controllers/api/v1/timelines/public_controller.rb
2020-07-25 13:25:58 +02:00

71 lines
1.9 KiB
Ruby

# frozen_string_literal: true
class Api::V1::Timelines::PublicController < Api::BaseController
before_action :require_user!, only: [:show], if: :require_auth?
after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
def show
@statuses = load_statuses
render json: @statuses, each_serializer: REST::StatusSerializer, relationships: StatusRelationshipsPresenter.new(@statuses, current_user&.account_id)
end
private
def require_auth?
!Setting.timeline_preview
end
def load_statuses
cached_public_statuses
end
def cached_public_statuses
cache_collection public_statuses, Status
end
def public_statuses
statuses = public_timeline_statuses.paginate_by_id(
limit_param(DEFAULT_STATUSES_LIMIT),
params_slice(:max_id, :since_id, :min_id)
)
statuses = statuses.not_local_only unless truthy_param?(:local) || truthy_param?(:allow_local_only)
if truthy_param?(:only_media)
# `SELECT DISTINCT id, updated_at` is too slow, so pluck ids at first, and then select id, updated_at with ids.
status_ids = statuses.joins(:media_attachments).distinct(:id).pluck(:id)
statuses.where(id: status_ids)
else
statuses
end
end
def public_timeline_statuses
Status.as_public_timeline(current_account, truthy_param?(:remote) ? :remote : truthy_param?(:local))
end
def insert_pagination_headers
set_pagination_headers(next_path, prev_path)
end
def pagination_params(core_params)
params.slice(:local, :remote, :limit, :only_media, :allow_local_only).permit(:local, :remote, :limit, :only_media, :allow_local_only).merge(core_params)
end
def next_path
api_v1_timelines_public_url pagination_params(max_id: pagination_max_id)
end
def prev_path
api_v1_timelines_public_url pagination_params(min_id: pagination_since_id)
end
def pagination_max_id
@statuses.last.id
end
def pagination_since_id
@statuses.first.id
end
end