felixarntz/theme-boilerplate

<?php
/**
 * WP Ajaxify Comments compatibility functions
 *
 * @package Super_Awesome_Theme
 * @license GPL-2.0-or-later
 * @link    https://super-awesome-author.org/themes/super-awesome-theme/
 */

/**
 * Shows a warning about incompatibility with WP Ajaxify Comments to users that can deactivate plugins.
 *
 * @since 1.0.0
 */
function super_awesome_theme_ajaxify_comments_warning() {
    // 'deactivate_plugins' is not available in WordPress < 4.9.
    if ( version_compare( $GLOBALS['wp_version'], '4.9', '<' ) ) {
        if ( ! current_user_can( 'activate_plugins' ) ) {
            return;
        }
    } else {
        if ( ! current_user_can( 'deactivate_plugins' ) ) {
            return;
        }
    }

    ?>
    <div class="notice notice-warning">
        <p><?php esc_html_e( 'Super Awesome Theme already handles comment form submissions via AJAX out-of-the-box, so the plugin WP Ajaxify Comments conflicts with it and is not necessary. Please deactivate it.', 'super-awesome-theme' ); ?></p>
    </div>
    <?php
}
add_action( 'admin_notices', 'super_awesome_theme_ajaxify_comments_warning' );