/
Subscriber.php
85 lines (74 loc) · 1.9 KB
/
Subscriber.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
<?php
namespace WP_Rocket\Engine\Optimization\Minify\CSS;
use WP_Rocket\Engine\Optimization\AssetsLocalCache;
use WP_Rocket\Engine\Optimization\Minify\AbstractMinifySubscriber;
/**
* Minify/Combine CSS subscriber
*
* @since 3.1
*/
class Subscriber extends AbstractMinifySubscriber {
/**
* Return an array of events that this subscriber wants to listen to.
*
* @since 3.1
*
* @return array
*/
public static function get_subscribed_events() {
$events = [
'rocket_css_url' => [
[ 'fix_ssl_minify' ],
[ 'i18n_multidomain_url' ],
],
'rocket_buffer' => [ 'process', 16 ],
];
return $events;
}
/**
* Processes the HTML to Minify/Combine CSS.
*
* @since 3.1
*
* @param string $html HTML content.
* @return string
*/
public function process( $html ) {
if ( ! $this->is_allowed() ) {
return $html;
}
$assets_local_cache = new AssetsLocalCache( rocket_get_constant( 'WP_ROCKET_MINIFY_CACHE_PATH' ), $this->filesystem );
if ( $this->options->get( 'minify_css' ) && $this->options->get( 'minify_concatenate_css' ) ) {
$this->set_processor_type( new Combine( $this->options, $assets_local_cache ) );
} elseif ( $this->options->get( 'minify_css' ) && ! $this->options->get( 'minify_concatenate_css' ) ) {
$this->set_processor_type( new Minify( $this->options, $assets_local_cache ) );
}
return $this->processor->optimize( $html );
}
/**
* Checks if is allowed to Minify/Combine CSS.
*
* @since 3.1
*
* @return bool
*/
protected function is_allowed() {
if ( rocket_get_constant( 'DONOTROCKETOPTIMIZE' ) ) {
return false;
}
if ( ! (bool) $this->options->get( 'minify_css', 0 ) ) {
return false;
}
return ! is_rocket_post_excluded_option( 'minify_css' );
}
/**
* Returns an array of CDN zones for CSS files.
*
* @since 3.1
*
* @return array
*/
public function get_zones() {
return [ 'all', 'css_and_js', 'css' ];
}
}