Flynt\Utils\ScriptLoader

Complexity

Total Complexity

4

Size/Duplication

Total Lines	27
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	1

1 Method

Rating	Name	Duplication	Size	Complexity
A	filterScriptLoaderTag()	0	14	4

<?php

namespace Flynt\Utils;

class ScriptLoader
{
    /**
     * Adds async/defer attributes to enqueued / registered scripts.
     *
     * If #12009 lands in WordPress, this function can no-op since it would be handled in core.
     *
     * @link https://core.trac.wordpress.org/ticket/12009
     *
     * @param string $tag    The script tag.
     * @param string $handle The script handle.
     * @return string Script HTML string.
     */
    public function filterScriptLoaderTag($tag, $handle)
    {
        foreach (['async', 'defer'] as $attr) {
            if (!wp_scripts()->get_data($handle, $attr)) {
                continue;
            }
            // Prevent adding attribute when already added in #12009.
            if (!preg_match(":\s$attr(=|>|\s):", $tag)) {
                $tag = preg_replace(':(?=></script>):', " $attr", $tag, 1);
            }
            // Only allow async or defer, not both.
            break;
        }
        return $tag;
    }
}