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43b86a246c
Welcome to the bundled themes family! Theme development to this point has taken place on GitHub. See: https://github.com/WordPress/twentytwenty/. Props anlino, ianbelanger, audrasjb, nielslange, fabiankaegy, mukesh27, poena, joyously, emiluzelac, williampatton, dingo-d, dkarfa, acosmin, rabmalin, kafleg, jeffpaul, hareesh-pillai, burhandodhy, afercia, juanfra, soean, presskopp, justinahinon, jrf, netweb, garyj, pento, flixos90, vbaimas, zebulan, byalextran, mor10, kjellr, allancole, tdh, karmatosed, mapk, matt, andrewtaylor-1, ismailelkorchi, garrett-eclipse, gsayed786, dianeco, celloexpressions, aristath, nadir, cbravobernal, intimez, hometowntrailers, collet, littlebigthing, tobifjellner, kevinkovadia, jarretc. See #48110. Built from https://develop.svn.wordpress.org/trunk@46271 git-svn-id: http://core.svn.wordpress.org/trunk@46083 1a063a9b-81f0-0310-95a4-ce76da25c4cd
46 lines
1.1 KiB
PHP
46 lines
1.1 KiB
PHP
<?php
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/**
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* Javsscript Loader Class
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*
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* Allow `async` and `defer` while enqueuing Javascript.
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*
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* Based on a soltion in WP Rig.
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*
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* @package WordPress
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* @subpackage Twenty_Twenty
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* @since 1.0.0
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*/
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/**
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* A class that provides a way to add `async` or `defer` attributes to scripts.
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*/
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class TwentyTwenty_Script_Loader {
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/**
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* Adds async/defer attributes to enqueued / registered scripts.
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*
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* If #12009 lands in WordPress, this function can no-op since it would be handled in core.
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*
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* @link https://core.trac.wordpress.org/ticket/12009
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*
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* @param string $tag The script tag.
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* @param string $handle The script handle.
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* @return string Script HTML string.
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*/
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public function filter_script_loader_tag( $tag, $handle ) {
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foreach ( array( 'async', 'defer' ) as $attr ) {
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if ( ! wp_scripts()->get_data( $handle, $attr ) ) {
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continue;
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}
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// Prevent adding attribute when already added in #12009.
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if ( ! preg_match( ":\s$attr(=|>|\s):", $tag ) ) {
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$tag = preg_replace( ':(?=></script>):', " $attr", $tag, 1 );
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}
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// Only allow async or defer, not both.
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break;
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}
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return $tag;
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}
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}
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