mu-plugins | addtoany

AddToAny.php

<?php
/*
Plugin Name: AddToAny Filter
Description: Add AddToAny after content
Author: Salvatore Noschese
Author URI: https://salvatorenoschese.it
Version: 1.0
*/

defined( 'ABSPATH' ) || exit;

add_filter('the_content', 'custom_add_to_any_after_content');
if (!function_exists('custom_add_to_any_after_content')) {
    function custom_add_to_any_after_content($content) {
        if (is_single())
        {
            $content .= '
            <!-- AddToAny BEGIN -->
            <div class="a2a_kit a2a_kit_size_32 a2a_default_style print-no">
                <hr class="wp-block-separator has-alpha-channel-opacity is-style-wide" />
            	<strong>ShareMe:</strong>
                <br />
                <a class="a2a_dd" href="https://www.addtoany.com/share"></a>
                <a class="a2a_button_facebook"></a>
                <a class="a2a_button_reddit"></a>
                <a class="a2a_button_twitter"></a>
                <a class="a2a_button_telegram"></a>
                <a class="a2a_button_whatsapp"></a>
                <a class="a2a_button_copy_link"></a>
                <a class="a2a_button_email"></a>
                <a class="a2a_button_printfriendly"></a>
                <br />
                <hr class="wp-block-separator has-alpha-channel-opacity is-style-wide" />
            </div>
            <script async src="https://static.addtoany.com/menu/page.js"></script>
            <!-- AddToAny END -->
            ';
        }
        return $content;
    }
}