discourse/lib/site_settings/yaml_loader.rb
Rafael dos Santos Silva 75e40baa64
FIX: min/max username length limits weren't validated (#17382)
* FIX: min/max username length limits weren't validated

The custom validators introduced in e0d7cda made so we ignored the mix
and max values set on site_settings.yml. That change allowed admins to
set values outside of the range defined on the yaml file.

Related to https://meta.discourse.org/t/group-names-with-more-than-60-characters-broken/232115?u=falco

Co-authored-by: Alan Guo Xiang Tan <gxtan1990@gmail.com>
2022-07-08 12:00:47 -03:00

35 lines
1.0 KiB
Ruby

# frozen_string_literal: true
module SiteSettings; end
class SiteSettings::YamlLoader
def initialize(file)
@file = file
end
def load
yaml = YAML.load_file(@file)
yaml.each_key do |category|
yaml[category].each do |setting_name, hash|
if hash.is_a?(Hash)
# Get default value for the site setting:
value = hash.delete('default')
if value.nil?
raise StandardError, "The site setting `#{setting_name}` in '#{@file}' is missing default value."
end
if hash.values_at('min', 'max').any? && hash['validator'].present?
raise StandardError, "The site setting `#{setting_name}` in '#{@file}' will have it's min/max validation ignored because there is a validator also specified."
end
yield category, setting_name, value, hash.deep_symbolize_keys!
else
# Simplest case. site_setting_name: 'default value'
yield category, setting_name, hash, {}
end
end
end
end
end