GeekPress

<?php
/**
 * Plugin Name: Speed Up 404 Static File
 * Description: Skip WordPress handling 404 on static files to avoid lack of performance.
 * Author: GeekPress
 * Licence: GPLv2 or later
 * */

$path      = parse_url( $_SERVER['REQUEST_URI'], PHP_URL_PATH );
$path      = trim( $path, '/' );

GeekPress

<?php
$cached_ajax_requests = array(
	'your-action-here',
);

$cached_ajax_expiration_time = 7 * DAY_IN_SECONDS;

if ( defined( 'DOING_AJAX' ) && DOING_AJAX && isset( $_REQUEST['action'] ) && in_array( $_REQUEST['action'], $cached_ajax_requests ) ) {
	$request_id = get_rocket_request_uniqid_171286();
	$data       = get_transient( 'rocket_get_ajax_cache_' . $request_id );

GeekPress

if (-f $request_filename) {
    break;
}

if (-d $request_filename) {
    break;
}

if ($request_uri ~ "(robots\.txt|sitemap\.xml(\.gz)?)") {
    break;

GeekPress

<IfModule mod_rewrite.c>
    RewriteEngine On
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteCond %{REQUEST_URI} !(robots\.txt|sitemap\.xml(\.gz)?)
    RewriteCond %{REQUEST_FILENAME} \.(css|js|html|htm|rtf|rtx|svg|svgz|txt|xsd|xsl|xml|asf|asx|wax|wmv|wmx|avi|bmp|class|divx|doc|docx|exe|gif|gz|gzip|ico|jpg|jpeg|jpe|mdb|mid|midi|mov|qt|mp3|m4a|mp4|m4v|mpeg|mpg|mpe|mpp|odb|odc|odf|odg|odp|ods|odt|ogg|pdf|png|pot|pps|ppt|pptx|ra|ram|swf|tar|tif|tiff|wav|wma|wri|xla|xls|xlsx|xlt|xlw|zip)$ [NC]
    RewriteRule .* - [L]
</IfModule>

GeekPress

<?php
if ( isset( $_GET['wc-ajax'] ) && 'get_refreshed_fragments' === $_GET['wc-ajax'] && ( !isset( $_COOKIE['woocommerce_cart_hash'] ) || empty( $_COOKIE['woocommerce_cart_hash'] ) ) && ( !isset( $_COOKIE['woocommerce_items_in_cart'] ) || empty( $_COOKIE['woocommerce_items_in_cart'] ) ) ) {
	$data = get_transient( 'rocket_get_refreshed_fragments_cache' );

	if ( ! empty( $data ) ) {
		$data = json_decode( $data );
		wp_send_json( $data );
	}

	ob_start();

GeekPress

# Expires headers (for better cache control)
<IfModule mod_expires.c>
ExpiresActive on

# Perhaps better to whitelist expires rules? Perhaps.
ExpiresDefault                          "access plus 1 month"

# cache.appcache needs re-requests in FF 3.6 (thanks Remy ~Introducing HTML5)
ExpiresByType text/cache-manifest       "access plus 0 seconds"

GeekPress

<IfModule mod_deflate.c>
     # Force deflate for mangled headers developer.yahoo.com/blogs/ydn/posts/2010/12/pushing-beyond-gzipping/
    <IfModule mod_setenvif.c>
          <IfModule mod_headers.c>
              SetEnvIfNoCase ^(Accept-EncodXng|X-cept-Encoding|X{15}|~{15}|-{15})$ ^((gzip|deflate)\s*,?\s*)+|[X~-]{4,13}$ HAVE_Accept-Encoding
RequestHeader append Accept-Encoding "gzip,deflate" env=HAVE_Accept-Encoding
          </IfModule>
     </IfModule>

    # Compress all output labeled with one of the following MIME-types