← All changes | classes/autoptimizeCache.php +99 -11 2.6.0 → trunk View file →

		@@ -39,17 +39,22 @@
39	39	* @param string $ext Extension.
40	40	*/
41	41	public function __construct( $md5, $ext = 'php' )
42	42	{
	43	+ $_min_ext = '';
	44	+ if ( apply_filters( 'autoptimize_filter_cache_url_add_min_ext', false ) ) {
	45	+ $_min_ext = '.min';
	46	+ }
	47	+
43	48	$this->cachedir = AUTOPTIMIZE_CACHE_DIR;
44	49	$this->nogzip = AUTOPTIMIZE_CACHE_NOGZIP;
45	50	if ( ! $this->nogzip ) {
46		- $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . '.php';
	51	+ $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . $_min_ext . '.php';
47	52	} else {
48	53	if ( in_array( $ext, array( 'js', 'css' ) ) ) {
49		- $this->filename = $ext . '/' . AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . '.' . $ext;
	54	+ $this->filename = $ext . '/' . AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . $_min_ext . '.' . $ext;
50	55	} else {
51		- $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . '.' . $ext;
	56	+ $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . $_min_ext . '.' . $ext;
52	57	}
53	58	}
54	59	}
55	60
		@@ -85,12 +90,17 @@
85	90	*
86	91	* @param string $data Data to cache.
87	92	* @param string $mime Mimetype.
88	93	*
89		- * @return void
	94	+ * @return void|bool
90	95	*/
91	96	public function cache( $data, $mime )
92	97	{
	98	+ // readonly FS explicitly OK'ed by developer, so just pretend all is OK.
	99	+ if ( defined( 'AUTOPTIMIZE_CACHE_READONLY' ) ) {
	100	+ return true;
	101	+ }
	102	+
93	103	// off by default; check if cachedirs exist every time before caching
94	104	//
95	105	// to be activated for users that experience these ugly errors;
96	106	// PHP Warning: file_put_contents failed to open stream: No such file or directory.
		@@ -113,9 +123,9 @@
113	123	// save fallback .js or .css file if filter true (to be false by default) but not if snippet or single.
114	124	if ( self::do_fallback() && strpos( $this->filename, '_snippet_' ) === false && strpos( $this->filename, '_single_' ) === false ) {
115	125	$_extension = pathinfo( $this->filename, PATHINFO_EXTENSION );
116	126	$_fallback_file = AUTOPTIMIZE_CACHEFILE_PREFIX . 'fallback.' . $_extension;
117		- if ( ! file_exists( $this->cachedir . $_extension . '/' . $_fallback_file ) ) {
	127	+ if ( ( 'css' === $_extension || 'js' === $_extension ) && ! file_exists( $this->cachedir . $_extension . '/' . $_fallback_file ) ) {
118	128	file_put_contents( $this->cachedir . $_extension . '/' . $_fallback_file, $data );
119	129	}
120	130	}
121	131
		@@ -127,8 +137,12 @@
127	137	file_put_contents( $this->cachedir . $this->filename . '.br', brotli_compress( $data, 11, BROTLI_GENERIC ) );
128	138	}
129	139	}
130	140	}
	141	+
	142	+ // Provide 3rd party action hook for every cache file that is created.
	143	+ // This hook can for example be used to inject a copy of the created cache file to a other domain.
	144	+ do_action( 'autoptimize_action_cache_file_created', $this->cachedir . $this->filename );
131	145	}
132	146
133	147	/**
134	148	* Get cache filename.
		@@ -367,9 +381,21 @@
367	381	* @return bool
368	382	*/
369	383	public static function clearall( $propagate = true )
370	384	{
371		- if ( ! self::cacheavail() ) {
	385	+ if ( defined( 'ET_CORE_VERSION' ) && 'Divi' === get_template() ) {
	386	+ // see https://blog.futtta.be/2018/11/17/warning-divi-purging-autoptimizes-cache/ .
	387	+ $dbt = debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, 2 );
	388	+ $caller = isset( $dbt[1]['function'] ) ? $dbt[1]['function'] : null;
	389	+ if ( 'et_core_clear_wp_cache' === $caller ) {
	390	+ if ( apply_filters( 'autoptimize_filter_cache_divi_wrong_complain', true ) ) {
	391	+ _doing_it_wrong( 'autoptimizeCache::clearall', 'Divi devs: please don\'t clear Autoptimize\'s cache, it is unneeded and can break sites. You can contact me at [email protected] to discuss.', 'Autoptimize 2.9.6' );
	392	+ }
	393	+ return false;
	394	+ }
	395	+ }
	396	+
	397	+ if ( ! self::cacheavail() || true === apply_filters( 'autoptimize_filter_cache_clearall_disabled', false ) ) {
372	398	return false;
373	399	}
374	400
375	401	// TODO/FIXME: If cache is big, switch to advanced/new cache clearing automatically?
		@@ -519,8 +545,13 @@
519	545	* @return bool
520	546	*/
521	547	public static function cacheavail()
522	548	{
	549	+ // readonly FS explicitly OK'ed by dev, let's assume the cache dirs are there!
	550	+ if ( defined( 'AUTOPTIMIZE_CACHE_READONLY' ) ) {
	551	+ return true;
	552	+ }
	553	+
523	554	if ( false === autoptimizeCache::check_and_create_dirs() ) {
524	555	return false;
525	556	}
526	557
		@@ -588,9 +619,9 @@
588	619	</Files>
589	620	</IfModule>';
590	621	}
591	622
592		- if ( self::do_fallback() ) {
	623	+ if ( self::do_fallback() === true ) {
593	624	$content .= "\nErrorDocument 404 " . trailingslashit( parse_url( content_url(), PHP_URL_PATH ) ) . 'autoptimize_404_handler.php';
594	625	}
595	626	@file_put_contents( $htaccess, $content ); // @codingStandardsIgnoreLine
596	627	}
		@@ -612,12 +643,16 @@
612	643	$_fallback_filename = 'autoptimize_404_handler.php';
613	644	$_fallback_php = trailingslashit( WP_CONTENT_DIR ) . $_fallback_filename;
614	645	$_fallback_status = true;
615	646
616		- if ( ! file_exists( $_fallback_php ) ) {
	647	+ if ( ! file_exists( $_fallback_php ) && is_writable( WP_CONTENT_DIR ) ) {
617	648	$_fallback_php_contents = file_get_contents( AUTOPTIMIZE_PLUGIN_DIR . 'config/' . $_fallback_filename );
618	649	$_fallback_php_contents = str_replace( '<?php exit;', '<?php', $_fallback_php_contents );
619	650	$_fallback_php_contents = str_replace( '<!--ao-cache-dir-->', AUTOPTIMIZE_CACHE_DIR, $_fallback_php_contents );
	651	+ $_fallback_php_contents = str_replace( '<!--ao-cachefile-prefix-->', AUTOPTIMIZE_CACHEFILE_PREFIX, $_fallback_php_contents );
	652	+ if ( is_multisite() ) {
	653	+ $_fallback_php_contents = str_replace( '$multisite = false;', '$multisite = true;', $_fallback_php_contents );
	654	+ }
620	655	if ( apply_filters( 'autoptimize_filter_cache_fallback_log_errors', false ) ) {
621	656	$_fallback_php_contents = str_replace( '// error_log', 'error_log', $_fallback_php_contents );
622	657	}
623	658	$_fallback_status = file_put_contents( $_fallback_php, $_fallback_php_contents );
		@@ -627,17 +662,60 @@
627	662	}
628	663
629	664	/**
630	665	* Tells if AO should try to avoid 404's by creating fallback filesize
631		- * and create a php 404 handler and tell .htaccess to redirect to said handler.
	666	+ * and create a php 404 handler and tell .htaccess to redirect to said handler
	667	+ * and hook into WordPress to redirect 404 to said handler as well. NGINX users
	668	+ * are smart enough to get this working, no? ;-)
632	669	*
633	670	* Return bool
634	671	*/
635	672	public static function do_fallback() {
636		- return apply_filters( 'autoptimize_filter_cache_do_fallback', false );
	673	+ static $_do_fallback = null;
	674	+
	675	+ if ( null === $_do_fallback ) {
	676	+ $_do_fallback = (bool) apply_filters( 'autoptimize_filter_cache_do_fallback', autoptimizeOptionWrapper::get_option( 'autoptimize_cache_fallback', '1' ) );
	677	+ }
	678	+
	679	+ return $_do_fallback;
637	680	}
638	681
639	682	/**
	683	+ * Hooks into template_redirect, will act on 404-ing requests for
	684	+ * Autoptimized files and redirects to the fallback CSS/ JS if available
	685	+ * and 410'ing ("Gone") if fallback not available.
	686	+ */
	687	+ public static function wordpress_notfound_fallback() {
	688	+ $original_request = strtok( $_SERVER['REQUEST_URI'], '?' );
	689	+ if ( strpos( $original_request, wp_basename( WP_CONTENT_DIR ) . AUTOPTIMIZE_CACHE_CHILD_DIR ) !== false && is_404() ) {
	690	+ // make sure this is not considered a 404.
	691	+ global $wp_query;
	692	+ $wp_query->is_404 = false;
	693	+
	694	+ // set fallback path.
	695	+ $js_or_css = pathinfo( $original_request, PATHINFO_EXTENSION );
	696	+ $fallback_path = AUTOPTIMIZE_CACHE_DIR . $js_or_css . '/autoptimize_fallback.' . $js_or_css;
	697	+
	698	+ // prepare for Shakeeb's Unused CSS files to be 404-handled as well.
	699	+ if ( strpos( $original_request, 'uucss/uucss-' ) !== false ) {
	700	+ $original_request = preg_replace( '/uucss\/uucss-[a-z0-9]{32}-/', 'css/', $original_request );
	701	+ }
	702	+
	703	+ // set fallback URL.
	704	+ $fallback_target = preg_replace( '/(.*)_(?:[a-z0-9]{32})\.(js|css)$/', '${1}_fallback.${2}', $original_request );
	705	+
	706	+ // redirect to fallback if possible.
	707	+ if ( $original_request !== $fallback_target && file_exists( $fallback_path ) ) {
	708	+ // redirect to fallback.
	709	+ wp_redirect( $fallback_target, 302 );
	710	+ } else {
	711	+ // return HTTP 410 (gone) reponse.
	712	+ status_header( 410 );
	713	+ }
	714	+ }
	715	+ }
	716	+
	717	+ /**
640	718	* Checks if cache dirs exist and create if not.
641	719	* Returns false if not succesful.
642	720	*
643	721	* @return bool
		@@ -708,8 +786,12 @@
708	786	} elseif ( function_exists( 'w3tc_pgcache_flush' ) ) {
709	787	w3tc_pgcache_flush();
710	788	} elseif ( function_exists( 'wp_fast_cache_bulk_delete_all' ) ) {
711	789	wp_fast_cache_bulk_delete_all();
	790	+ } elseif ( function_exists( 'rapidcache_clear_cache' ) ) {
	791	+ rapidcache_clear_cache();
	792	+ } elseif ( class_exists( 'Swift_Performance_Cache' ) ) {
	793	+ Swift_Performance_Cache::clear_all_cache();
712	794	} elseif ( class_exists( 'WpFastestCache' ) ) {
713	795	$wpfc = new WpFastestCache();
714	796	$wpfc->deleteCache();
715	797	} elseif ( class_exists( 'c_ws_plugin__qcache_purging_routines' ) ) {
		@@ -742,13 +824,16 @@
742	824	} elseif ( array_key_exists( 'KINSTA_CACHE_ZONE', $_SERVER ) ) {
743	825	$_kinsta_clear_cache_url = 'https://localhost/kinsta-clear-cache-all';
744	826	$_kinsta_response = wp_remote_get(
745	827	$_kinsta_clear_cache_url,
746		- array(
	828	+ array(
747	829	'sslverify' => false,
748	830	'timeout' => 5,
749	831	)
750	832	);
	833	+ } elseif ( class_exists( 'RaidboxesNginxCacheFunctions' ) ) {
	834	+ $rb_cache_helper = new RaidboxesNginxCacheFunctions();
	835	+ $rb_cache_helper->purge_cache();
751	836	} elseif ( defined('NGINX_HELPER_BASENAME') ) {
752	837	do_action( 'rt_nginx_helper_purge_all' );
753	838	} elseif ( file_exists( WP_CONTENT_DIR . '/wp-cache-config.php' ) && function_exists( 'prune_super_cache' ) ) {
754	839	// fallback for WP-Super-Cache
		@@ -760,8 +845,11 @@
760	845	} else {
761	846	prune_super_cache( $cache_path . 'supercache/', true );
762	847	prune_super_cache( $cache_path, true );
763	848	}
	849	+ } elseif ( class_exists( 'NginxCache' ) ) {
	850	+ $nginx_cache = new NginxCache();
	851	+ $nginx_cache->purge_zone_once();
764	852	}
765	853	}
766	854	// @codingStandardsIgnoreEnd
767	855	}