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nginx is stripping ETags, just use last modified instead

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Sam
2015-05-21 17:05:22 +10:00
parent 4fbfc6ddbc
commit 44fc8e42dc
2 changed files with 27 additions and 14 deletions
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12
app/controllers/site_customizations_controller.rb
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@ -2,13 +2,19 @@ class SiteCustomizationsController < ApplicationController
skip_before_filter :preload_json, :check_xhr, :redirect_to_login_if_required
def show
version = params["v"]
cache_time = request.env["HTTP_IF_MODIFIED_SINCE"]
cache_time = Time.rfc2822(cache_time) rescue nil if cache_time
stylesheet_time = SiteCustomization.where(key: params[:key].to_s).pluck(:created_at).first
if version && version == request.headers['If-None-Match']
if !stylesheet_time
raise Discourse::NotFound
end
if cache_time && stylesheet_time <= cache_time
return render nothing: true, status: 304
end
response.headers["ETag"] = version if version
response.headers["Last-Modified"] = stylesheet_time.httpdate
expires_in 1.year, public: true
render text: SiteCustomization.stylesheet_contents(params[:key], params[:target] == "mobile" ? :mobile : :desktop),
content_type: "text/css"