[WordPress][Nginx] Nginx 1.13.9 に実装された http2_push_preload を使って HTTP/2 push してみる ref: https://qiita.com/wokamoto/items/63b47c1b320807d6380b
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$ sudo /opt/local/provision | |
$ nginx -v | |
nginx version: nginx/1.13.9 |
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server { | |
: | |
http2_push /wp-content/themes/twentyseventeen/style.css?ver=4.9.4; | |
: | |
} |
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server { | |
: | |
http2_push_preload on; | |
: | |
} |
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Link: </wp-content/plugins/amazon-polly/public/css/amazonpolly-public.css?ver=1.0.0>; rel=preload; as=style, </wp-content/themes/twentyseventeen/style.css?ver=4.9.4>; rel=preload; as=style | |
Link: </wp-content/plugins/amazon-polly/public/js/amazonpolly-public.js?ver=1.0.0>; rel=preload; as=script, </wp-content/themes/twentyseventeen/assets/js/skip-link-focus-fix.js?ver=1.0>; rel=preload; as=script, </wp-content/themes/twentyseventeen/assets/js/global.js?ver=1.0>; rel=preload; as=script, </wp-content/themes/twentyseventeen/assets/js/jquery.scrollTo.js?ver=2.1.2>; rel=preload; as=script |
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Link: </app/style.css>; rel=preload; as=style; nopush | |
Link: </app/script.js>; rel=preload; as=script |
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Link: </app/style.css>; rel=preload; as=style, </app/script.js>; rel=preload; as=script |
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<?php | |
/* | |
Plugin Name: HTTP/2 Push | |
Plugin URI: | |
Description: HTTP/2 Push | |
Author: wokamoto | |
Version: 0.0.1 | |
Author URI: http://dogmap.jp/ | |
License: | |
Released under the GPL license | |
http://www.gnu.org/copyleft/gpl.html | |
*/ | |
add_action('template_redirect', function(){ | |
if ( headers_sent() ) { | |
return; | |
} | |
do_action('wp_enqueue_scripts'); | |
foreach( array('style' => wp_styles(), 'script' => wp_scripts()) as $as => $wp_links ) { | |
$link = ''; | |
foreach ( $wp_links->queue as $handle ) { | |
if ( $wp_links->registered[$handle] && ! preg_match('/-ie8$/i',$handle) && 'html5' !== $handle ) { | |
$wp_link = $wp_links->registered[$handle]; | |
$src = preg_replace('#^https?://[^/]+#', '', $wp_link->src); | |
$ver = $wp_link->ver ? $wp_link->ver : $wp_links->default_version; | |
$link .= !empty($link) ? ', ' : ''; | |
$link .= " <{$src}?ver={$ver}>; rel=preload; as={$as}"; | |
//header("Link: <{$src}?ver={$ver}>; rel=preload; as={$as}", false); | |
} | |
} | |
if ( !empty($link) ) { | |
header("Link:{$link}", false); | |
} | |
} | |
}, 0, 1); |
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