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set cache headers, can't get rack/cache to behave though

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This commit is contained in:
Sven Fuchs 2012-10-11 19:40:44 +02:00
parent 86ab67feb2
commit ba685b1593
4 changed files with 41 additions and 3 deletions
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19
assets/static/index.html Normal file
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@ -0,0 +1,19 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta rel="travis.api_endpoint" href="https://api.travis-ci.org">
<meta name="travis.pusher_key" value="23ed642e81512118260e">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Travis CI - Distributed Continuous Integration Platform for the Open Source Community</title>
<link rel="icon" type="image/png" href="/favicon.ico">
<link rel="stylesheet" href="/styles/app.css">
<script src="/scripts/app.js"></script>
<script>
minispade.require('travis')
Travis.run()
</script>
</head>
<body id="home"></body>
</html>

3
lib/travis/web/app.rb
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@ -33,7 +33,8 @@ class Travis::Web::App
use Travis::Web::App::Api, config if config.run_api?
use Rack::Cache, verbose: true, metastore: 'heap:/', entitystore: 'heap:/' if config.production?
# TODO breaks with wrong content length
# use Rack::Cache, verbose: true, metastore: 'heap:/', entitystore: 'heap:/' if config.production?
use Rack::Deflater if config.deflate?
use Travis::Web::App::Assets, config

20
lib/travis/web/app/files.rb
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@ -1,5 +1,11 @@
class Travis::Web::App
class Files < Rack::Cascade
MUST_REVALIDATE = %w(/ /index.html /version)
def self.last_modified
@last_modified ||= File.mtime("public/version").httpdate
end
def initialize
super([public_dir, index])
end
@ -11,9 +17,21 @@ class Travis::Web::App
def index
proc do |env|
status, headers, body = Rack::File.new(nil).tap { |f| f.path = 'public/index.html' }.serving(env)
headers.delete 'Last-Modified'
headers.merge!(cache_headers(env['PATH_INFO'])) # TODO unless development?
[status, headers, body]
end
end
def cache_headers(path)
{ 'Cache-Control' => cache_control(path), 'Last-Modified' => self.class.last_modified }
end
def cache_control(path)
must_revalidate?(path) ? 'public, must-revalidate' : 'public, max-age=31536000'
end
def must_revalidate?(path)
MUST_REVALIDATE.include?(path)
end
end
end

2
public/version
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@ -1 +1 @@
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