laipower/wp-content/upgrade-temp-backup/plugins/w3-total-cache/Cdn_Environment_LiteSpeed.php

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2023-10-22 22:21:44 +00:00
<?php
namespace W3TC;
/**
* CDN rules generation for LiteSpeed
*/
class Cdn_Environment_LiteSpeed {
private $c;
public function __construct( $config ) {
$this->c = $config;
}
public function generate( $cdnftp ) {
$section_rules = [
'other' => [],
'add_header' => []
];
if ( $this->c->get_boolean( 'cdn.cors_header') ) {
$section_rules['add_header'][] = 'set Access-Control-Allow-Origin "*"';
}
$canonical_header = $this->generate_canonical( $cdnftp );
if ( !empty( $canonical_header ) ) {
$section_rules['add_header'][] = $canonical_header;
}
if ( empty( $section_rules['add_header'] ) ) {
return '';
}
$section_rules = apply_filters( 'w3tc_cdn_rules_section', $section_rules, $this->c );
$context_rules[] = " extraHeaders <<<END_extraHeaders";
foreach ( $section_rules['add_header'] as $line ) {
$context_rules[] = ' ' . $line;
}
$context_rules[] = " END_extraHeaders";
$rules = [];
$rules[] = 'context exp:^.*(ttf|ttc|otf|eot|woff|woff2|font.css)$ {';
$rules[] = ' location $DOC_ROOT/$0';
$rules[] = ' allowBrowse 1';
$rules[] = implode( "\n", $context_rules );
$rules[] = '}';
return
W3TC_MARKER_BEGIN_CDN . "\n" .
implode( "\n", $rules ) . "\n" .
W3TC_MARKER_END_CDN . "\n";
}
public function generate_canonical( $cdnftp = false ) {
if ( !$this->c->get_boolean( 'cdn.canonical_header' ) ) {
return null;
}
$home_url = get_home_url();
$parse_url = @parse_url( $home_url ); // phpcs:ignore
if ( !isset( $parse_url['host'] ) ) {
return null;
}
return "set Link '<" . $parse_url['scheme'] . '://' . $parse_url['host'] .
'%{REQUEST_URI}e>; rel="canonical"' . "'";
/*
$rules .= " RewriteRule .* - [E=CANONICAL:https://$host%{REQUEST_URI},NE]\n";
$rules .= " </IfModule>\n";
$rules .= " <IfModule mod_headers.c>\n";
$rules .= ' Header set Link "<%{CANONICAL}e>; rel=\"canonical\""' . "\n";
return 'set Link "<%{CANONICAL}e>; rel=\"canonical\""' . "\n";*/
}
public function w3tc_browsercache_rules_section_extensions(
$extensions, $section ) {
// CDN adds own rules for those extensions
if ( $this->c->get_boolean( 'cdn.cors_header') ) {
unset( $extensions['ttf|ttc'] );
unset( $extensions['otf'] );
unset( $extensions['eot'] );
unset( $extensions['woff'] );
unset( $extensions['woff2'] );
}
return $extensions;
}
// add canonical header to all browsercache sections, since its needed for
// assets
public function w3tc_browsercache_rules_section( $section_rules, $section ) {
$canonical_header = $this->generate_canonical();
if ( !empty( $canonical_header ) ) {
$section_rules['add_header'][] = $canonical_header;
}
return $section_rules;
}
}