forked from sulu/sulu
-
Notifications
You must be signed in to change notification settings - Fork 0
/
PublicHandler.php
103 lines (87 loc) · 2.73 KB
/
PublicHandler.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
<?php
/*
* This file is part of Sulu.
*
* (c) MASSIVE ART WebServices GmbH
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace Sulu\Component\HttpCache\Handler;
use Sulu\Component\Content\Compat\PageInterface;
use Sulu\Component\Content\Compat\StructureInterface;
use Sulu\Component\HttpCache\CacheLifetimeResolverInterface;
use Sulu\Component\HttpCache\HandlerUpdateResponseInterface;
use Sulu\Component\HttpCache\HttpCache;
use Symfony\Component\HttpFoundation\Response;
/**
* Set standard cache settings on the response.
* Includes the TTL of the structure.
*/
class PublicHandler implements HandlerUpdateResponseInterface
{
/**
* @var CacheLifetimeResolverInterface
*/
private $cacheLifetimeResolver;
/**
* @var int
*/
private $maxAge;
/**
* @var int
*/
private $sharedMaxAge;
/**
* @var bool
*/
private $usePageTtl;
/**
* @param CacheLifetimeResolverInterface $cacheLifetimeResolver
* @param int $maxAge Cache max age in seconds
* @param int $sharedMaxAge Cache shared max age in seconds
* @param bool $usePageTtl Use page TTL
*/
public function __construct(
CacheLifetimeResolverInterface $cacheLifetimeResolver,
$maxAge = 240,
$sharedMaxAge = 960,
$usePageTtl = true
) {
$this->cacheLifetimeResolver = $cacheLifetimeResolver;
$this->maxAge = $maxAge;
$this->sharedMaxAge = $sharedMaxAge;
$this->usePageTtl = $usePageTtl;
}
/**
* {@inheritdoc}
*/
public function updateResponse(Response $response, StructureInterface $structure)
{
if (!$structure instanceof PageInterface) {
return;
}
$cacheLifetimeData = $structure->getCacheLifeTime();
$cacheLifetime = $this->cacheLifetimeResolver->resolve(
$cacheLifetimeData['type'],
$cacheLifetimeData['value']
);
// when structure cache-lifetime disabled - return
if (0 === $cacheLifetime) {
return;
}
// mark the response as either public or private
$response->setPublic();
// set the private max age
$response->setMaxAge($this->maxAge);
// set shared max age only when not 0 else symfony cache will not work
if ($this->sharedMaxAge) {
$response->setSharedMaxAge($this->sharedMaxAge);
}
$proxyTtl = $this->usePageTtl ?
$response->getAge() + $cacheLifetime :
$response->getAge();
// set reverse-proxy TTL (Symfony HttpCache, Varnish, ...)
$response->headers->set(HttpCache::HEADER_REVERSE_PROXY_TTL, $proxyTtl);
}
}