Вася Петров

[(.?.+?)/page/?([0-9]{1,})/?$] => index.php?pagename=$matches[1]&paged=$matches[2]
[(.?.+?)/comment-page-([0-9]{1,})/?$] => index.php?pagename=$matches[1]&cpage=$matches[2]
[(.?.+?)(/[0-9]+)?/?$] => index.php?pagename=$matches[1]&page=$matches[2]

function foo_theme_customize_register( WP_Customize_Manager $wp_customize ) {
    $wp_customize->selective_refresh->add_partial( 'blogdescription', array(
        'selector' => '.site-description',
        'container_inclusive' => false,
        'render_callback' => function() {
            bloginfo( 'description' );
        },
    ) );
}
add_action( 'customize_register', 'foo_theme_customize_register' );

add_action('customize_register', 'dco_customize_register');

function dco_customize_register($wp_customize) {
    //FOOTER
    $wp_customize->add_section('footer', array(
        'title' => 'Подвал',
        'priority' => 1,
    ));

    //footer text
    $setting_name = 'footer_text';
    $wp_customize->add_setting($setting_name, array(
        'default' => '',
        'sanitize_callback' => 'sanitize_textarea_field',
        'transport' => 'postMessage'
    ));

    $wp_customize->add_control($setting_name, array(
        'section' => 'footer',
        'type' => 'textarea',
        'label' => 'Текст в подвале',
    ));

    $wp_customize->selective_refresh->add_partial($setting_name, array(
        'selector' => '.footer-desc',
        'render_callback' => function() use ($setting_name) {
            return nl2br(get_theme_mod($setting_name));
        }
    ));
}

<div class="footer-desc"><?php echo nl2br(get_theme_mod('footer_text')); ?></div>

function search_only_title_toster_q411859($search, &$wp_query) {
	global $wpdb;
	if (empty($search)) {
		return $search;
	}

	$q = $wp_query->query_vars;
	$n = !empty($q['exact']) ? '' : '%';
	$search =
	$searchand = '';
	foreach ((array) $q['search_terms'] as $term) {
		$term = esc_sql(like_escape($term));
		$search .= "{$searchand}($wpdb->posts.post_title LIKE '{$n}{$term}{$n}')";
		$searchand = ' AND ';
	}
	if (!empty($search)) {
		$search = " AND ({$search}) ";
		if (!is_user_logged_in()) {
			$search .= " AND ($wpdb->posts.post_password = '') ";
		}

	}
	return $search;
}
add_filter('posts_search', 'search_only_title_toster_q411859', 500, 2);