Leonidas\Framework\Site\Module\EmojiDisabler

Complexity

Total Complexity

7

Size/Duplication

Total Lines	69
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	disableAdminEmojis()	0	4	1
A	doInitAction()	0	4	1
A	hook()	0	3	1
A	disableEmojisRemoveDnsPrefetch()	0	10	2
A	disableEmojis()	0	17	1
A	disableEmojisTinymce()	0	3	1

<?php

namespace Leonidas\Framework\Site\Module;

use Closure;
use Leonidas\Framework\Module\Abstracts\Module;
use Leonidas\Hooks\TargetsInitHook;

class EmojiDisabler extends Module
{
    use TargetsInitHook;

    public function hook(): void
    {
        $this->targetInitHook();
    }

    protected function doInitAction(): void
    {
        $this->disableEmojis();
        $this->disableAdminEmojis();
    }

    /**
     * Disable the emoji's
     */
    protected function disableEmojis(): void
    {
        remove_action('wp_head', 'print_emoji_detection_script', 7);
        remove_action('wp_print_styles', 'print_emoji_styles');
        remove_filter('the_content_feed', 'wp_staticize_emoji');
        remove_filter('comment_text_rss', 'wp_staticize_emoji');
        remove_filter('wp_mail', 'wp_staticize_emoji_for_email');

        add_filter(
            'tiny_mce_plugins',
            Closure::fromCallable([$this, 'disableEmojisTinymce'])
        );
        add_filter(
            'wp_resource_hints',
            Closure::fromCallable([$this, 'disableEmojisRemoveDnsPrefetch']),
            10,
            2
        );
    }

    protected function disableAdminEmojis(): void
    {
        remove_action('admin_print_scripts', 'print_emoji_detection_script');
        remove_action('admin_print_styles', 'print_emoji_styles');
    }

    /**
     * Filter function used to remove the tinymce emoji plugin.
     */
    protected function disableEmojisTinymce(array $plugins): array
    {
        return array_diff($plugins, ['wpemoji']);
    }

    /**
     * Remove emoji CDN hostname from DNS prefetching hints.
     *
     * @param array $urls URLs to print for resource hints.
     * @param string $relation_type The relation type the URLs are printed for.
     * @return array Difference betwen the two arrays.
     */
    protected function disableEmojisRemoveDnsPrefetch(array $urls, string $relation_type): array
    {
        if ('dns-prefetch' == $relation_type) {
            /** This filter is documented in wp-includes/formatting.php */
            $emoji_svg_url = apply_filters('emoji_svg_url', 'https://s.w.org/images/core/emoji/2/svg/');

            $urls = array_diff($urls, [$emoji_svg_url]);
        }

        return $urls;
    }
}