<?php
/**
 * AngelForce Cache drop-in. Do not edit: managed by the AngelForce Cache plugin.
 */
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}
// phpcs:disable WordPress.Security.ValidatedSanitizedInput,WordPress.WP.AlternativeFunctions -- Runs before WordPress is loaded (advanced-cache drop-in): no WP functions exist yet; every input is reduced to a safe character set below.

( function () {
	if ( ! defined( 'WP_CONTENT_DIR' ) ) {
		return;
	}
	$base     = rtrim( WP_CONTENT_DIR, '/\\' ) . '/cache/velox/';
	$cfg_file = $base . 'config.json';
	if ( ! is_file( $cfg_file ) ) {
		return;
	}
	$cfg = json_decode( (string) file_get_contents( $cfg_file ), true );
	if ( ! is_array( $cfg ) || empty( $cfg['enabled'] ) ) {
		return;
	}
	if ( ! isset( $_SERVER['REQUEST_METHOD'] ) || 'GET' !== $_SERVER['REQUEST_METHOD'] ) {
		return;
	}
	if ( defined( 'DOING_AJAX' ) || defined( 'REST_REQUEST' ) || defined( 'XMLRPC_REQUEST' ) || defined( 'WP_CLI' ) ) {
		return;
	}
	foreach ( $_COOKIE as $name => $v ) {
		if ( preg_match( '/^(wordpress_logged_in_|wp-postpass_|comment_author_|woocommerce_items_in_cart|wp_woocommerce_session_)/', (string) $name ) ) {
			return;
		}
	}
	$uri   = isset( $_SERVER['REQUEST_URI'] ) ? (string) $_SERVER['REQUEST_URI'] : '/';
	$query = (string) parse_url( $uri, PHP_URL_QUERY );
	if ( '' !== $query ) {
		parse_str( $query, $params );
		foreach ( array_keys( $params ) as $k ) {
			if ( ! preg_match( '/^(utm_|fbclid|gclid|msclkid|mc_|_ga|yclid|ttclid|twclid|dclid|srsltid)/', (string) $k ) ) {
				return;
			}
		}
	}
	$path = (string) parse_url( $uri, PHP_URL_PATH );
	if ( ! empty( $cfg['exclude'] ) ) {
		foreach ( $cfg['exclude'] as $re ) {
			if ( @preg_match( $re, $path ) ) {
				return;
			}
		}
	}

	$ua     = isset( $_SERVER['HTTP_USER_AGENT'] ) ? (string) $_SERVER['HTTP_USER_AGENT'] : '';
	$mobile = ! empty( $cfg['mobile'] ) && preg_match( '/Mobile|Android|iPhone|iPod|Opera Mini|IEMobile|BlackBerry/i', $ua );
	$https  = ( ! empty( $_SERVER['HTTPS'] ) && 'off' !== $_SERVER['HTTPS'] )
		|| ( isset( $_SERVER['SERVER_PORT'] ) && '443' === (string) $_SERVER['SERVER_PORT'] )
		|| ( isset( $_SERVER['HTTP_X_FORWARDED_PROTO'] ) && 'https' === $_SERVER['HTTP_X_FORWARDED_PROTO'] );

	$host = isset( $_SERVER['HTTP_HOST'] ) ? strtolower( preg_replace( '/:\d+$/', '', (string) $_SERVER['HTTP_HOST'] ) ) : '';
	$host = preg_replace( '/[^a-z0-9.\-_]/i', '', $host );
	if ( '' === $host || ( ! empty( $cfg['host'] ) && $host !== $cfg['host'] ) ) {
		return;
	}
	$cpath = preg_replace( '#[^a-zA-Z0-9/\-_.%~]#', '', $path );
	$cpath = str_replace( '..', '', $cpath );
	$cpath = '/' . trim( $cpath, '/' );
	if ( '/' !== $cpath ) {
		$cpath .= '/';
	}
	$accept = isset( $_SERVER['HTTP_ACCEPT'] ) ? (string) $_SERVER['HTTP_ACCEPT'] : '';
	$img    = '';
	if ( ! empty( $cfg['webp'] ) ) {
		if ( ! empty( $cfg['avif'] ) && false !== strpos( $accept, 'image/avif' ) ) {
			$img = '-avif';
		} elseif ( false !== strpos( $accept, 'image/webp' ) ) {
			$img = '-webp';
		}
	}
	$file = $base . 'pages/' . $host . $cpath . 'index' . ( $mobile ? '-mobile' : '' ) . ( $https ? '-https' : '' ) . $img . '.html';

	if ( ! is_file( $file ) ) {
		return;
	}
	$mtime = (int) filemtime( $file );
	if ( time() - $mtime > (int) $cfg['lifespan'] ) {
		return;
	}

	$lm = gmdate( 'D, d M Y H:i:s', $mtime ) . ' GMT';
	header( 'X-Velox-Cache: HIT' );
	header( 'Last-Modified: ' . $lm );
	header( 'Cache-Control: max-age=0, must-revalidate' );
	if ( ! empty( $cfg['mobile'] ) ) {
		header( 'Vary: User-Agent', false );
	}
	if ( ! empty( $cfg['webp'] ) ) {
		header( 'Vary: Accept', false );
	}
	if ( isset( $_SERVER['HTTP_IF_MODIFIED_SINCE'] ) && strtotime( $_SERVER['HTTP_IF_MODIFIED_SINCE'] ) >= $mtime ) {
		http_response_code( 304 );
		exit;
	}
	header( 'Content-Type: text/html; charset=UTF-8' );
	// Send a pre-compressed copy when the browser accepts it (Brotli first, then gzip).
	$ae = isset( $_SERVER['HTTP_ACCEPT_ENCODING'] ) ? (string) $_SERVER['HTTP_ACCEPT_ENCODING'] : '';
	// With "dynamic Brotli" on and no ready .br copy, leave the plain file to the web server's Brotli filter.
	$skip_gz = ! empty( $cfg['brotli_dynamic'] ) && false !== stripos( $ae, 'br' ) && ! is_file( $file . '.br' );
	if ( ! $skip_gz && ! ini_get( 'zlib.output_compression' ) ) {
		foreach ( array( 'br', 'gzip' ) as $enc ) {
			$ext = 'br' === $enc ? '.br' : '.gz';
			if ( false !== stripos( $ae, $enc ) && is_file( $file . $ext ) ) {
				header( 'Content-Encoding: ' . $enc );
				header( 'Vary: Accept-Encoding', false );
				header( 'Content-Length: ' . filesize( $file . $ext ) );
				readfile( $file . $ext );
				exit;
			}
		}
	}
	header( 'Content-Length: ' . filesize( $file ) );
	readfile( $file );
	exit;
} )();