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1b5e4b6b0f
Code/translations for the admin panel and wizard are not considered sensitive, so there's no need for access control checks here. Once they're removed, we can cache in NGINX and the CDN, and thereby improve server and client-load performance.
96 lines
2.6 KiB
Ruby
Vendored
96 lines
2.6 KiB
Ruby
Vendored
# frozen_string_literal: true
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class ExtraLocalesController < ApplicationController
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layout false
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skip_before_action :check_xhr,
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:preload_json,
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:redirect_to_login_if_required,
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:redirect_to_profile_if_required,
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:verify_authenticity_token
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OVERRIDES_BUNDLE = "overrides"
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MD5_HASH_LENGTH = 32
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MF_BUNDLE = "mf"
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ADMIN_BUNDLE = "admin"
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WIZARD_BUNDLE = "wizard"
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SITE_SPECIFIC_BUNDLES = [OVERRIDES_BUNDLE, MF_BUNDLE]
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SHARED_BUNDLES = [ADMIN_BUNDLE, WIZARD_BUNDLE]
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class << self
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def js_digests
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@js_digests ||= { site_specific: {}, shared: {} }
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end
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def bundle_js_hash(bundle)
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bundle_key = "#{bundle}_#{I18n.locale}"
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if bundle.in?(SITE_SPECIFIC_BUNDLES)
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site = RailsMultisite::ConnectionManagement.current_db
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js_digests[:site_specific][site] ||= {}
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js_digests[:site_specific][site][bundle_key] ||= begin
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js = bundle_js(bundle)
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js.present? ? Digest::MD5.hexdigest(js) : nil
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end
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elsif bundle.in?(SHARED_BUNDLES)
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js_digests[:shared][bundle_key] ||= Digest::MD5.hexdigest(bundle_js(bundle))
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else
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raise "Unknown bundle: #{bundle}"
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end
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end
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def url(bundle)
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"#{GlobalSetting.cdn_url}#{Discourse.base_path}/extra-locales/#{bundle}?v=#{bundle_js_hash(bundle)}"
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end
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def client_overrides_exist?
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bundle_js_hash(OVERRIDES_BUNDLE).present?
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end
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def bundle_js(bundle)
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locale_str = I18n.locale.to_s
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bundle_str = "#{bundle}_js"
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case bundle
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when OVERRIDES_BUNDLE
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JsLocaleHelper.output_client_overrides(locale_str)
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when MF_BUNDLE
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JsLocaleHelper.output_MF(locale_str)
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else
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JsLocaleHelper.output_extra_locales(bundle_str, locale_str)
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end
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end
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def bundle_js_with_hash(bundle)
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js = bundle_js(bundle)
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[js, Digest::MD5.hexdigest(js)]
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end
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def clear_cache!
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site = RailsMultisite::ConnectionManagement.current_db
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js_digests[:site_specific].delete(site)
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end
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end
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def show
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bundle = params[:bundle]
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raise Discourse::InvalidAccess.new if !valid_bundle?(bundle)
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version = params[:v]
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if version.present?
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raise Discourse::InvalidParameters.new(:v) unless version.to_s.size == MD5_HASH_LENGTH
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end
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content, hash = ExtraLocalesController.bundle_js_with_hash(bundle)
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immutable_for(1.year) if hash == version
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render plain: content, content_type: "application/javascript"
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end
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private
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def valid_bundle?(bundle)
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bundle.in?(SITE_SPECIFIC_BUNDLES) || bundle.in?(SHARED_BUNDLES)
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end
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end
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