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|
# frozen_string_literal: true
class Api::V1::StatusesController < Api::BaseController
include Authorization
before_action -> { authorize_if_got_token! :read, :'read:statuses' }, except: [:create, :update, :destroy]
before_action -> { doorkeeper_authorize! :write, :'write:statuses' }, only: [:create, :update, :destroy]
before_action :require_user!, except: [:index, :show, :context]
before_action :set_statuses, only: [:index]
before_action :set_status, only: [:show, :context]
before_action :set_thread, only: [:create]
before_action :check_statuses_limit, only: [:index]
override_rate_limit_headers :create, family: :statuses
override_rate_limit_headers :update, family: :statuses
# This API was originally unlimited, pagination cannot be introduced without
# breaking backwards-compatibility. Arbitrarily high number to cover most
# conversations as quasi-unlimited, it would be too much work to render more
# than this anyway
CONTEXT_LIMIT = 4_096
# This remains expensive and we don't want to show everything to logged-out users
ANCESTORS_LIMIT = 40
DESCENDANTS_LIMIT = 60
DESCENDANTS_DEPTH_LIMIT = 20
def index
@statuses = cache_collection(@statuses, Status)
render json: @statuses, each_serializer: REST::StatusSerializer
end
def show
cache_if_unauthenticated!
@status = cache_collection([@status], Status).first
render json: @status, serializer: REST::StatusSerializer
end
def context
cache_if_unauthenticated!
ancestors_limit = CONTEXT_LIMIT
descendants_limit = CONTEXT_LIMIT
descendants_depth_limit = nil
if current_account.nil?
ancestors_limit = ANCESTORS_LIMIT
descendants_limit = DESCENDANTS_LIMIT
descendants_depth_limit = DESCENDANTS_DEPTH_LIMIT
end
ancestors_results = @status.in_reply_to_id.nil? ? [] : @status.ancestors(ancestors_limit, current_account)
descendants_results = @status.descendants(descendants_limit, current_account, descendants_depth_limit)
loaded_ancestors = cache_collection(ancestors_results, Status)
loaded_descendants = cache_collection(descendants_results, Status)
@context = Context.new(ancestors: loaded_ancestors, descendants: loaded_descendants)
statuses = [@status] + @context.ancestors + @context.descendants
render json: @context, serializer: REST::ContextSerializer, relationships: StatusRelationshipsPresenter.new(statuses, current_user&.account_id)
end
def create
@status = PostStatusService.new.call(
current_user.account,
text: status_params[:status],
thread: @thread,
media_ids: status_params[:media_ids],
sensitive: status_params[:sensitive],
spoiler_text: status_params[:spoiler_text],
visibility: status_params[:visibility],
language: status_params[:language],
scheduled_at: status_params[:scheduled_at],
application: doorkeeper_token.application,
poll: status_params[:poll],
allowed_mentions: status_params[:allowed_mentions],
idempotency: request.headers['Idempotency-Key'],
with_rate_limit: true
)
render json: @status, serializer: serializer_for_status
rescue PostStatusService::UnexpectedMentionsError => e
render json: unexpected_accounts_error_json(e), status: 422
end
def update
@status = Status.where(account: current_account).find(params[:id])
authorize @status, :update?
UpdateStatusService.new.call(
@status,
current_account.id,
text: status_params[:status],
media_ids: status_params[:media_ids],
media_attributes: status_params[:media_attributes],
sensitive: status_params[:sensitive],
language: status_params[:language],
spoiler_text: status_params[:spoiler_text],
poll: status_params[:poll]
)
render json: @status, serializer: REST::StatusSerializer
end
def destroy
@status = Status.where(account: current_account).find(params[:id])
authorize @status, :destroy?
@status.discard_with_reblogs
StatusPin.find_by(status: @status)&.destroy
@status.account.statuses_count = @status.account.statuses_count - 1
json = render_to_body json: @status, serializer: REST::StatusSerializer, source_requested: true
RemovalWorker.perform_async(@status.id, { 'redraft' => true })
render json: json
end
private
def set_statuses
@statuses = Status.permitted_statuses_from_ids(status_ids, current_account)
end
def set_status
@status = Status.find(params[:id])
authorize @status, :show?
rescue Mastodon::NotPermittedError
not_found
end
def set_thread
@thread = Status.find(status_params[:in_reply_to_id]) if status_params[:in_reply_to_id].present?
authorize(@thread, :show?) if @thread.present?
rescue ActiveRecord::RecordNotFound, Mastodon::NotPermittedError
render json: { error: I18n.t('statuses.errors.in_reply_not_found') }, status: 404
end
def check_statuses_limit
raise(Mastodon::ValidationError) if status_ids.size > DEFAULT_STATUSES_LIMIT
end
def status_ids
Array(statuses_params[:ids]).uniq.map(&:to_i)
end
def statuses_params
params.permit(ids: [])
end
def status_params
params.permit(
:status,
:in_reply_to_id,
:sensitive,
:spoiler_text,
:visibility,
:language,
:scheduled_at,
allowed_mentions: [],
media_ids: [],
media_attributes: [
:id,
:thumbnail,
:description,
:focus,
],
poll: [
:multiple,
:hide_totals,
:expires_in,
options: [],
]
)
end
def serializer_for_status
@status.is_a?(ScheduledStatus) ? REST::ScheduledStatusSerializer : REST::StatusSerializer
end
def unexpected_accounts_error_json(error)
{
error: error.message,
unexpected_accounts: serialized_accounts(error.accounts),
}
end
def serialized_accounts(accounts)
ActiveModel::Serializer::CollectionSerializer.new(accounts, serializer: REST::AccountSerializer)
end
def pagination_params(core_params)
params.slice(:limit).permit(:limit).merge(core_params)
end
end
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