1
0
mirror of https://github.com/mastodon/mastodon synced 2024-12-15 15:18:14 +09:00
mastodon/app/validators/status_length_validator.rb
Eugen Rochko 275fa4746b
Add configuration attribute to GET /api/v1/instance (#16485)
List various values like file size limits and supported mime types
2021-07-10 17:58:41 +02:00

38 lines
834 B
Ruby

# frozen_string_literal: true
class StatusLengthValidator < ActiveModel::Validator
MAX_CHARS = 500
URL_PLACEHOLDER_CHARS = 23
URL_PLACEHOLDER = "\1#{'x' * URL_PLACEHOLDER_CHARS}"
def validate(status)
return unless status.local? && !status.reblog?
@status = status
status.errors.add(:text, I18n.t('statuses.over_character_limit', max: MAX_CHARS)) if too_long?
end
private
def too_long?
countable_length > MAX_CHARS
end
def countable_length
total_text.mb_chars.grapheme_length
end
def total_text
[@status.spoiler_text, countable_text].join
end
def countable_text
return '' if @status.text.nil?
@status.text.dup.tap do |new_text|
new_text.gsub!(FetchLinkCardService::URL_PATTERN, URL_PLACEHOLDER)
new_text.gsub!(Account::MENTION_RE, '@\2')
end
end
end