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af4938baf1
This reverts commit e3de45359f.
We need to improve out strategy by adding a cache breaker with this change ... some assets on CDNs and clients may have incorrect CORS headers which can cause stuff to break.
44 lines
1.5 KiB
Ruby
44 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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class HighlightJsController < ApplicationController
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skip_before_action :preload_json, :redirect_to_login_if_required, :check_xhr, :verify_authenticity_token, only: [:show]
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def show
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no_cookies
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RailsMultisite::ConnectionManagement.with_hostname(params[:hostname]) do
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current_version = HighlightJs.version(SiteSetting.highlighted_languages)
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if current_version != params[:version]
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return redirect_to path(HighlightJs.path)
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end
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# note, this can be slightly optimised by caching the bundled file, it cuts down on N reads
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# our nginx config caches this so in practical terms it does not really matter and keeps
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# code simpler
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languages = SiteSetting.highlighted_languages.split('|')
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# TODO: some languages require to be loaded before others
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# this limitation should be fixed in highlight js 11, remove it when available
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prepended_languages = ['csharp', 'c', 'c-like']
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prepended_languages.each do |lang|
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if languages.include?(lang)
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languages.insert(0, languages.delete(lang))
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else
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languages.insert(0, lang)
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end
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end
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highlight_js = HighlightJs.bundle(languages)
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response.headers["Last-Modified"] = 10.years.ago.httpdate
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response.headers["Content-Length"] = highlight_js.bytesize.to_s
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immutable_for 1.year
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render plain: highlight_js, disposition: nil, content_type: 'application/javascript'
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end
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end
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end
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