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# frozen_string_literal: true
class PostStatusService < BaseService
# Post a text status update, fetch and notify remote users mentioned
# @param [Account] account Account from which to post
# @param [String] text Message
# @param [Status] in_reply_to Optional status to reply to
# @param [Hash] options
# @option [Boolean] :sensitive
# @option [String] :visibility
# @option [String] :spoiler_text
# @option [Enumerable] :media_ids Optional array of media IDs to attach
# @option [Doorkeeper::Application] :application
# @option [String] :idempotency Optional idempotency key
# @return [Status]
def call(account, text, in_reply_to = nil, options = {})
if options[:idempotency].present?
existing_id = redis.get("idempotency:status:#{account.id}:#{options[:idempotency]}")
return Status.find(existing_id) if existing_id
end
media = validate_media!(options[:media_ids])
status = nil
ApplicationRecord.transaction do
status = account.statuses.create!(text: text,
thread: in_reply_to,
sensitive: options[:sensitive],
spoiler_text: options[:spoiler_text] || '',
visibility: options[:visibility],
language: detect_language_for(text, account),
application: options[:application])
attach_media(status, media)
end
process_mentions_service.call(status)
process_hashtags_service.call(status)
LinkCrawlWorker.perform_async(status.id)
DistributionWorker.perform_async(status.id)
Pubsubhubbub::DistributionWorker.perform_async(status.stream_entry.id)
if options[:idempotency].present?
redis.setex("idempotency:status:#{account.id}:#{options[:idempotency]}", 3_600, status.id)
end
status
end
private
def validate_media!(media_ids)
return if media_ids.blank? || !media_ids.is_a?(Enumerable)
raise Mastodon::ValidationError, I18n.t('media_attachments.validations.too_many') if media_ids.size > 4
media = MediaAttachment.where(status_id: nil).where(id: media_ids.take(4).map(&:to_i))
raise Mastodon::ValidationError, I18n.t('media_attachments.validations.images_and_video') if media.size > 1 && media.find(&:video?)
media
end
def attach_media(status, media)
return if media.nil?
media.update(status_id: status.id)
end
def detect_language_for(text, account)
LanguageDetector.new(text, account).to_iso_s
end
def process_mentions_service
@process_mentions_service ||= ProcessMentionsService.new
end
def process_hashtags_service
@process_hashtags_service ||= ProcessHashtagsService.new
end
def redis
Redis.current
end
end
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