--- a/web/wp-content/plugins/wp-super-cache/wp-cache-phase1.php Thu Sep 16 15:45:36 2010 +0000
+++ b/web/wp-content/plugins/wp-super-cache/wp-cache-phase1.php Mon Nov 19 18:26:13 2012 +0100
@@ -1,269 +1,649 @@
-<?php
-// Pre-2.6 compatibility
-if( !defined('WP_CONTENT_DIR') )
- define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
-
-if( !include( WP_CONTENT_DIR . '/wp-cache-config.php' ) )
- return true;
-if( !defined( 'WPCACHEHOME' ) )
- define('WPCACHEHOME', dirname(__FILE__).'/');
-
-include( WPCACHEHOME . 'wp-cache-base.php');
-
-if( $blogcacheid != '' ) {
- $blog_cache_dir = str_replace( '//', '/', $cache_path . "blogs/" . $blogcacheid . '/' );
-} else {
- $blog_cache_dir = $cache_path;
-}
-
-$mutex_filename = 'wp_cache_mutex.lock';
-$new_cache = false;
-
-// Don't change variables behind this point
-
-if( !isset( $wp_cache_plugins_dir ) )
- $wp_cache_plugins_dir = WPCACHEHOME . 'plugins';
-
-require_once( WPCACHEHOME . 'wp-cache-phase2.php');
-
-$plugins = glob( $wp_cache_plugins_dir . '/*.php' );
-if( is_array( $plugins ) ) {
- foreach ( $plugins as $plugin ) {
- if( is_file( $plugin ) )
- require_once( $plugin );
- }
-}
-
-if (!$cache_enabled || $_SERVER["REQUEST_METHOD"] == 'POST')
- return true;
-
-$file_expired = false;
-$cache_filename = '';
-$meta_file = '';
-$wp_cache_gzip_encoding = '';
-
-$gzipped = 0;
-$gzsize = 0;
-
-function gzip_accepted(){
- if( ini_get( 'zlib.output_compression' ) ) // don't compress WP-Cache data files when PHP is already doing it
- return false;
-
- if (strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') === false) return false;
- return 'gzip';
-}
-
-if ($cache_compression) {
- $wp_cache_gzip_encoding = gzip_accepted();
-}
-
-add_cacheaction( 'wp_cache_get_cookies_values', 'wp_cache_check_mobile' );
-
-$wp_cache_request_uri = $_SERVER[ 'REQUEST_URI' ]; // Cache this in case any plugin modifies it.
-
-if( false == @is_dir( $blog_cache_dir ) ) {
- @mkdir( $cache_path . "blogs" );
- @mkdir( $blog_cache_dir );
-}
-
-if( false == @is_dir( $blog_cache_dir . 'meta' ) )
- @mkdir( $blog_cache_dir . 'meta' );
-
-
-$wp_start_time = microtime();
-
-function wp_super_cache_init() {
- global $wp_cache_key, $key, $blogcacheid, $wp_cache_request_uri, $file_prefix, $blog_cache_dir, $meta_file, $cache_file, $cache_filename, $wp_super_cache_debug, $meta_pathname, $wp_cache_gzip_encoding, $meta;
-
- $wp_cache_key = do_cacheaction( 'wp_cache_key', $_SERVER['HTTP_HOST'].preg_replace('/#.*$/', '', str_replace( '/index.php', '/', $wp_cache_request_uri ) ).$wp_cache_gzip_encoding.wp_cache_get_cookies_values() );
- $key = $blogcacheid . md5( $wp_cache_key );
- $wp_cache_key = $blogcacheid . $wp_cache_key;
-
- $cache_filename = $file_prefix . $key . '.html';
- $meta_file = $file_prefix . $key . '.meta';
- $cache_file = realpath( $blog_cache_dir . $cache_filename );
- $meta_pathname = realpath( $blog_cache_dir . 'meta/' . $meta_file );
- return compact( 'key', 'cache_filename', 'meta_file', 'cache_file', 'meta_pathname' );
-}
-
-function wp_cache_serve_cache_file() {
- global $key, $blogcacheid, $wp_cache_request_uri, $file_prefix, $blog_cache_dir, $meta_file, $cache_file, $cache_filename, $wp_super_cache_debug, $meta_pathname, $wp_cache_gzip_encoding, $meta;
-
- extract( wp_super_cache_init() );
-
- if ( wp_cache_user_agent_is_rejected() ) {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "No wp-cache file served as user agent rejected.", 5 );
- return false;
- }
-
- if ( file_exists( $cache_file ) ) {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "wp-cache file exists", 5 );
- if ( !( $meta = unserialize( @file_get_contents( $meta_pathname) ) ) ) {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "couldn't load wp-cache meta file", 5 );
- return true;
- }
- if ( is_array( $meta ) == false ) {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "meta array corrupt, deleting $meta_pathname and $cache_file", 1 );
- @unlink( $meta_pathname );
- @unlink( $cache_file );
- return true;
- }
- $cache_file = do_cacheaction( 'wp_cache_served_cache_file', $cache_file );
- // Sometimes the gzip headers are lost. If this is a gzip capable client, send those headers.
- if( $wp_cache_gzip_encoding && !in_array( 'Content-Encoding: ' . $wp_cache_gzip_encoding, $meta[ 'headers' ] ) ) {
- $meta[ 'headers' ][ 'Content-Encoding' ] = 'Content-Encoding: ' . $wp_cache_gzip_encoding;
- $meta[ 'headers' ][ 'Vary' ] = 'Vary: Accept-Encoding, Cookie';
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "added gzip headers before serving.", 1 );
- }
- foreach ($meta[ 'headers' ] as $t => $header) {
- // godaddy fix, via http://blog.gneu.org/2008/05/wp-supercache-on-godaddy/ and http://www.littleredrails.com/blog/2007/09/08/using-wp-cache-on-godaddy-500-error/
- if( strpos( $header, 'Last-Modified:' ) === false )
- header($header);
- }
- header( 'WP-Super-Cache: WP-Cache' );
- if ( $meta[ 'dynamic' ] ) {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Serving wp-cache dynamic file", 5 );
- include($cache_file);
- } else {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Serving wp-cache static file", 5 );
- readfile( $cache_file );
- }
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "exit request", 5 );
- die();
- } else {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "No wp-cache file exists. Must generate a new one.", 5 );
- }
-}
-
-if(defined('DOING_CRON')) {
- extract( wp_super_cache_init() );
- return true;
-}
-
-if ( !isset( $wp_super_cache_late_init ) || ( isset( $wp_super_cache_late_init ) && false == $wp_super_cache_late_init ) ) {
- wp_cache_serve_cache_file();
-}
-
-function wp_cache_postload() {
- global $cache_enabled, $wp_super_cache_late_init, $wp_super_cache_debug;
-
- if ( !$cache_enabled || isset( $_GET[ 'preview' ] ) )
- return true;
-
- if ( isset( $wp_super_cache_late_init ) && true == $wp_super_cache_late_init ) {
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Supercache Late Init: add wp_cache_serve_cache_file to init", 3 );
- add_action( 'init', 'wp_cache_late_loader', 9999 );
- } else {
- wp_super_cache_init();
- wp_cache_phase2();
- }
-}
-
-function wp_cache_late_loader() {
- global $wp_super_cache_debug;
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Supercache Late Loader running on init", 3 );
- wp_cache_serve_cache_file();
- wp_cache_phase2();
-}
-
-function wp_cache_get_cookies_values() {
- $string = '';
- while ($key = key($_COOKIE)) {
- if ( preg_match( "/^wp-postpass|^wordpress|^comment_author_/", $key ) ) {
- if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "Cookie detected: $key", 5 );
- $string .= $_COOKIE[ $key ] . ",";
- }
- next($_COOKIE);
- }
- reset($_COOKIE);
-
- // If you use this hook, make sure you update your .htaccess rules with the same conditions
- $string = do_cacheaction( 'wp_cache_get_cookies_values', $string );
- return $string;
-}
-
-function add_cacheaction( $action, $func ) {
- global $wp_supercache_actions;
- $wp_supercache_actions[ $action ][] = $func;
-}
-
-function do_cacheaction( $action, $value = '' ) {
- global $wp_supercache_actions;
- if( is_array( $wp_supercache_actions[ $action ] ) ) {
- $actions = $wp_supercache_actions[ $action ];
- foreach( $actions as $func ) {
- $value = $func( $value );
- }
- }
-
- return $value;
-}
-
-// From http://wordpress.org/extend/plugins/wordpress-mobile-edition/ by Alex King
-function wp_cache_check_mobile( $cache_key ) {
- global $wp_cache_mobile_enabled, $wp_cache_mobile_browsers, $wp_cache_mobile_whitelist;
- if( !isset( $wp_cache_mobile_enabled ) || false == $wp_cache_mobile_enabled )
- return $cache_key;
-
- if (!isset($_SERVER["HTTP_USER_AGENT"])) {
- return $cache_key;
- }
- $whitelist = explode( ',', $wp_cache_mobile_whitelist );
- foreach ($whitelist as $browser) {
- if (strstr($_SERVER["HTTP_USER_AGENT"], trim($browser))) {
- if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "whitelst mobile browser detected: " . $_SERVER[ "HTTP_USER_AGENT" ], 5 );
- return $cache_key;
- }
- }
-
- $browsers = explode( ',', $wp_cache_mobile_browsers );
- foreach ($browsers as $browser) {
- if (strstr($_SERVER["HTTP_USER_AGENT"], trim( $browser ))) {
- if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "mobile browser detected: " . $_SERVER[ "HTTP_USER_AGENT" ], 5 );
- return $cache_key . $browser;
- }
- }
- return $cache_key;
-}
-
-function wp_cache_debug( $message, $level = 1 ) {
- global $wp_cache_debug_level, $wp_cache_debug_log, $wp_cache_debug_email, $cache_path, $wp_cache_debug_ip, $wp_super_cache_debug;
-
- if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug == false )
- return false;
-
- if ( isset( $wp_cache_debug_email ) == false && isset( $wp_cache_debug_log ) == false )
- return false;
-
- if ( isset( $wp_cache_debug_level ) == false )
- $wp_cache_debug_level = 1;
- if ( $wp_cache_debug_level < $level )
- return false;
-
- if ( isset( $wp_cache_debug_ip ) && $wp_cache_debug_ip != '' && $wp_cache_debug_ip != $_SERVER[ 'REMOTE_ADDR' ] )
- return false;
-
- if ( isset( $wp_cache_debug_log ) && $wp_cache_debug_log != '' ) {
- error_log( date( 'H:i:s' ) . " " . $_SERVER[ 'REQUEST_URI' ] . " " . $message . "\n", 3, $cache_path . str_replace( '/', '', str_replace( '..', '', $wp_cache_debug_log ) ) );
- }
-
- if ( isset( $wp_cache_debug_email ) && $wp_cache_debug_email != '' ) {
- $message .= "\n\nDisable these emails by commenting out or deleting the line containing\n\$wp_cache_debug_email in wp-content/wp-cache-config.php on your server.\n";
- mail( $wp_cache_debug_email, '[' . addslashes( $_SERVER[ 'HTTP_HOST' ] ) . "] WP Super Cache Debug", $message );
- }
-}
-
-function wp_cache_user_agent_is_rejected() {
- global $cache_rejected_user_agent;
-
- if (!function_exists('apache_request_headers')) return false;
- $headers = apache_request_headers();
- if (!isset($headers["User-Agent"])) return false;
- foreach ($cache_rejected_user_agent as $expr) {
- if (strlen($expr) > 0 && stristr($headers["User-Agent"], $expr))
- return true;
- }
- return false;
-}
-
-?>
+<?php
+//error_reporting(E_ERROR | E_PARSE); // uncomment to debug this file!
+// Pre-2.6 compatibility
+if( !defined('WP_CONTENT_DIR') )
+ define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
+
+if( !include( WP_CONTENT_DIR . '/wp-cache-config.php' ) )
+ return false;
+
+if( !defined( 'WPCACHEHOME' ) )
+ define('WPCACHEHOME', dirname(__FILE__).'/');
+
+
+include( WPCACHEHOME . 'wp-cache-base.php');
+
+if( $blogcacheid != '' ) {
+ $blog_cache_dir = str_replace( '//', '/', $cache_path . "blogs/" . $blogcacheid . '/' );
+} else {
+ $blog_cache_dir = $cache_path;
+}
+
+$mutex_filename = 'wp_cache_mutex.lock';
+$new_cache = false;
+
+if( !isset( $wp_cache_plugins_dir ) )
+ $wp_cache_plugins_dir = WPCACHEHOME . 'plugins';
+
+require_once( WPCACHEHOME . 'wp-cache-phase2.php');
+
+if ( isset( $_GET[ 'donotcachepage' ] ) && isset( $cache_page_secret ) && $_GET[ 'donotcachepage' ] == $cache_page_secret ) {
+ $cache_enabled = false;
+ define( 'DONOTCACHEPAGE', 1 );
+}
+
+$plugins = glob( $wp_cache_plugins_dir . '/*.php' );
+if( is_array( $plugins ) ) {
+ foreach ( $plugins as $plugin ) {
+ if( is_file( $plugin ) )
+ require_once( $plugin );
+ }
+}
+
+if ( isset( $wp_cache_make_known_anon ) && $wp_cache_make_known_anon )
+ wp_supercache_cache_for_admins();
+
+do_cacheaction( 'cache_init' );
+
+if (!$cache_enabled || $_SERVER["REQUEST_METHOD"] == 'POST')
+ return true;
+
+$file_expired = false;
+$cache_filename = '';
+$meta_file = '';
+$wp_cache_gzip_encoding = '';
+
+$gzipped = 0;
+$gzsize = 0;
+
+function gzip_accepted(){
+ if ( 1 == ini_get( 'zlib.output_compression' ) || "on" == strtolower( ini_get( 'zlib.output_compression' ) ) ) // don't compress WP-Cache data files when PHP is already doing it
+ return false;
+
+ if ( !isset( $_SERVER[ 'HTTP_ACCEPT_ENCODING' ] ) || ( isset( $_SERVER[ 'HTTP_ACCEPT_ENCODING' ] ) && strpos( $_SERVER[ 'HTTP_ACCEPT_ENCODING' ], 'gzip' ) === false ) ) return false;
+ return 'gzip';
+}
+
+if ($cache_compression) {
+ $wp_cache_gzip_encoding = gzip_accepted();
+}
+
+add_cacheaction( 'supercache_filename_str', 'wp_cache_check_mobile' );
+
+$wp_cache_request_uri = $_SERVER[ 'REQUEST_URI' ]; // Cache this in case any plugin modifies it.
+
+if ( $wp_cache_object_cache ) {
+ if ( ! include_once( WP_CONTENT_DIR . '/object-cache.php' ) )
+ return;
+
+ wp_cache_init(); // Note: wp-settings.php calls wp_cache_init() which clobbers the object made here.
+
+ if ( ! is_object( $wp_object_cache ) )
+ return;
+}
+
+function setup_blog_cache_dir() {
+ global $blog_cache_dir, $cache_path;
+ if( false == @is_dir( $blog_cache_dir ) ) {
+ @mkdir( $cache_path . "blogs" );
+ @mkdir( $blog_cache_dir );
+ }
+
+ if( false == @is_dir( $blog_cache_dir . 'meta' ) )
+ @mkdir( $blog_cache_dir . 'meta' );
+}
+
+$wp_start_time = microtime();
+
+function get_wp_cache_key( $url = false ) {
+ global $wp_cache_request_uri, $wp_cache_gzip_encoding, $WPSC_HTTP_HOST;
+ if ( !$url )
+ $url = $wp_cache_request_uri;
+ return do_cacheaction( 'wp_cache_key', $WPSC_HTTP_HOST . intval( $_SERVER[ 'SERVER_PORT' ] ) . preg_replace('/#.*$/', '', str_replace( '/index.php', '/', $url ) ) . $wp_cache_gzip_encoding . wp_cache_get_cookies_values() );
+}
+
+function wp_super_cache_init() {
+ global $wp_cache_key, $key, $blogcacheid, $wp_cache_request_uri, $file_prefix, $blog_cache_dir, $meta_file, $cache_file, $cache_filename, $wp_super_cache_debug, $meta_pathname, $wp_cache_gzip_encoding, $meta;
+
+ $wp_cache_key = get_wp_cache_key();
+ $key = $blogcacheid . md5( $wp_cache_key );
+ $wp_cache_key = $blogcacheid . $wp_cache_key;
+
+ $cache_filename = $file_prefix . $key . '.html';
+ $meta_file = $file_prefix . $key . '.meta';
+ $cache_file = realpath( $blog_cache_dir . $cache_filename );
+ $meta_pathname = realpath( $blog_cache_dir . 'meta/' . $meta_file );
+ return compact( 'key', 'cache_filename', 'meta_file', 'cache_file', 'meta_pathname' );
+}
+
+function wp_cache_serve_cache_file() {
+ global $key, $blogcacheid, $wp_cache_request_uri, $file_prefix, $blog_cache_dir, $meta_file, $cache_file, $cache_filename, $wp_super_cache_debug, $meta_pathname, $wp_cache_gzip_encoding, $meta;
+ global $wp_cache_object_cache, $cache_compression, $wp_cache_slash_check, $wp_supercache_304, $wp_cache_home_path, $wp_cache_no_cache_for_get;
+ global $wp_cache_disable_utf8;
+
+ extract( wp_super_cache_init() );
+
+ if ( wp_cache_user_agent_is_rejected() ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "No wp-cache file served as user agent rejected.", 5 );
+ return false;
+ }
+
+ if ( $wp_cache_no_cache_for_get && false == empty( $_GET ) ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Non empty GET request. Caching disabled on settings page.", 1 );
+ return false;
+ }
+
+ if ( $wp_cache_object_cache && wp_cache_get_cookies_values() == '' ) {
+ if ( !empty( $_GET ) ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Non empty GET request. Not serving request from object cache", 1 );
+ return false;
+ }
+
+ $oc_key = get_oc_key();
+ $meta_filename = $oc_key . ".meta";
+ if ( gzip_accepted() ) {
+ $oc_key .= ".gz";
+ $meta_filename .= ".gz";
+ }
+ $cache = wp_cache_get( $oc_key, 'supercache' );
+ $meta = unserialize( wp_cache_get( $meta_filename, 'supercache' ) );
+ if ( is_array( $meta ) == false ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Meta array from object cache corrupt. Ignoring cache.", 1 );
+ return true;
+ }
+ } elseif ( file_exists( $cache_file ) ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "wp-cache file exists: $cache_file", 5 );
+ if ( !( $meta = unserialize( @file_get_contents( $meta_pathname) ) ) ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "couldn't load wp-cache meta file", 5 );
+ return true;
+ }
+ if ( is_array( $meta ) == false ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "meta array corrupt, deleting $meta_pathname and $cache_file", 1 );
+ @unlink( $meta_pathname );
+ @unlink( $cache_file );
+ return true;
+ }
+ } else {
+ // last chance, check if a supercache file exists. Just in case .htaccess rules don't work on this host
+ $filename = supercache_filename();
+ $file = get_current_url_supercache_dir() . $filename;
+ $phpfile = get_current_url_supercache_dir() . $filename . ".php";
+ $serving_supercache = false;
+ if ( file_exists( $file ) ) {
+ $serving_supercache = 'html';
+ } elseif ( file_exists( $phpfile ) ) {
+ $serving_supercache = 'php';
+ }
+ if ( false == isset( $wp_cache_home_path ) )
+ $wp_cache_home_path = '/';
+ if (
+ (
+ $wp_cache_request_uri == $wp_cache_home_path ||
+ ( $wp_cache_slash_check && substr( $wp_cache_request_uri, -1 ) == '/' ) ||
+ ( $wp_cache_slash_check == 0 && substr( $wp_cache_request_uri, -1 ) != '/' )
+ ) &&
+ ( wp_cache_get_cookies_values() == '' && empty( $_GET ) && $serving_supercache ) )
+ {
+ if ( isset( $wp_cache_disable_utf8 ) == false || $wp_cache_disable_utf8 == 0 )
+ header( "Content-type: text/html; charset=UTF-8" );
+ header( "Vary: Accept-Encoding, Cookie" );
+ header( "Cache-Control: max-age=3, must-revalidate" );
+ header( "WP-Super-Cache: Served supercache file from PHP" );
+ if ( file_exists( $file . '.gz' ) && $wp_cache_gzip_encoding ) {
+ $file = $file . '.gz';
+ header( 'Content-Encoding: ' . $wp_cache_gzip_encoding );
+ header( 'Content-Length: ' . filesize( $file ) );
+ } elseif ( $serving_supercache == 'html' && $wp_supercache_304 ) {
+ header( 'Content-Length: ' . filesize( $file ) );
+ }
+
+ if ( $serving_supercache == 'html' && $wp_supercache_304 ) {
+ if ( function_exists( 'apache_request_headers' ) ) {
+ $request = apache_request_headers();
+ $remote_mod_time = $request[ 'If-Modified-Since' ];
+ } else {
+ $remote_mod_time = $_SERVER[ 'HTTP_IF_MODIFIED_SINCE' ];
+ }
+ $local_mod_time = gmdate("D, d M Y H:i:s",filemtime( $file )).' GMT';
+ if ( $remote_mod_time == $local_mod_time ) {
+ header("HTTP/1.0 304 Not Modified");
+ exit();
+ }
+ header( 'Last-Modified: ' . $local_mod_time );
+ }
+ if ( $serving_supercache == 'html' ) {
+ readfile( $file );
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Served page from supercache file using PHP.", 5 );
+ exit();
+ } elseif ( $serving_supercache == 'php' ) {
+ $cachefiledata = file_get_contents($phpfile);
+ if ( $cache_compression and $wp_cache_gzip_encoding ) {
+ ob_start("ob_gzhandler");
+ eval( '?>' . $cachefiledata . '<?php ' );
+ echo "\n<!-- Compression = gzip -->\n";
+ ob_end_flush();
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Served compressed dynamic page from supercache file using PHP. File: $file", 5 );
+ } else {
+ eval( '?>' . $cachefiledata . '<?php ' );
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Served dynamic page from supercache file using PHP. File: $file", 5 );
+ }
+ exit();
+ }
+ } else {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "No wp-cache file exists. Must generate a new one.", 5 );
+ return false;
+ }
+ }
+ $cache_file = do_cacheaction( 'wp_cache_served_cache_file', $cache_file );
+ // Sometimes the gzip headers are lost. Make sure html returned isn't compressed!
+ if ( $cache_compression && $wp_cache_gzip_encoding && !in_array( 'Content-Encoding: ' . $wp_cache_gzip_encoding, $meta[ 'headers' ] ) ) {
+ $ungzip = true;
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "GZIP headers not found. Force uncompressed output.", 1 );
+ } else {
+ $ungzip = false;
+ }
+ foreach ($meta[ 'headers' ] as $t => $header) {
+ // godaddy fix, via http://blog.gneu.org/2008/05/wp-supercache-on-godaddy/ and http://www.littleredrails.com/blog/2007/09/08/using-wp-cache-on-godaddy-500-error/
+ if( strpos( $header, 'Last-Modified:' ) === false )
+ header($header);
+ }
+ header( 'WP-Super-Cache: Served legacy cache file' );
+ if ( $wp_cache_object_cache ) {
+ if ( $cache ) {
+ if ( $ungzip ) {
+ $uncompressed = gzuncompress( $cache );
+ if ( $uncompressed ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Uncompressed gzipped cache file from object cache", 1 );
+ $cache = $uncompressed;
+ unset( $uncompressed );
+ }
+ }
+ if ( isset( $meta[ 'dynamic' ] ) && $meta[ 'dynamic' ] ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Serving wp-cache dynamic file from object cache", 5 );
+ eval( '?>' . $cache . '<?php ' );
+ } else {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Serving wp-cache static file from object cache", 5 );
+ echo $cache;
+ }
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "exit request", 5 );
+ die();
+ }
+ } else {
+ if ( isset( $meta[ 'dynamic' ] ) ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Serving wp-cache dynamic file", 5 );
+ if ( $ungzip ) {
+ $cache = file_get_contents( $cache_file );
+ $uncompressed = @gzuncompress( $cache );
+ if ( $uncompressed ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Uncompressed gzipped cache file from wp-cache", 1 );
+ unset( $cache );
+ eval( '?>' . $uncompressed . '<?php ' );
+ } else {
+ eval( '?>' . $cache . '<?php ' );
+ }
+ } else {
+ include( $cache_file );
+ }
+ } else {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Serving wp-cache static file", 5 );
+ if ( $ungzip ) {
+ $cache = file_get_contents( $cache_file );
+ $uncompressed = gzuncompress( $cache );
+ if ( $uncompressed ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Uncompressed gzipped cache file from wp-cache", 1 );
+ echo $uncompressed;
+ } else {
+ echo $cache;
+ }
+ } else {
+ readfile( $cache_file );
+ }
+ }
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "exit request", 5 );
+ die();
+ }
+}
+
+if(defined('DOING_CRON')) {
+ extract( wp_super_cache_init() );
+ return true;
+}
+
+if ( !isset( $wp_super_cache_late_init ) || ( isset( $wp_super_cache_late_init ) && false == $wp_super_cache_late_init ) ) {
+ wp_cache_serve_cache_file();
+}
+
+function wp_cache_postload() {
+ global $cache_enabled, $wp_super_cache_late_init, $wp_super_cache_debug;
+
+ if ( !$cache_enabled || isset( $_GET[ 'preview' ] ) )
+ return true;
+
+ if ( isset( $wp_super_cache_late_init ) && true == $wp_super_cache_late_init ) {
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Supercache Late Init: add wp_cache_serve_cache_file to init", 3 );
+ add_action( 'init', 'wp_cache_late_loader', 9999 );
+ } else {
+ wp_super_cache_init();
+ wp_cache_phase2();
+ }
+}
+
+function wp_cache_late_loader() {
+ global $wp_super_cache_debug;
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug ) wp_cache_debug( "Supercache Late Loader running on init", 3 );
+ wp_cache_serve_cache_file();
+ wp_cache_phase2();
+}
+
+function wp_cache_get_cookies_values() {
+ $string = '';
+ while ($key = key($_COOKIE)) {
+ if ( preg_match( "/^wp-postpass|^wordpress_logged_in|^comment_author_/", $key ) ) {
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "Cookie detected: $key", 5 );
+ $string .= $_COOKIE[ $key ] . ",";
+ }
+ next($_COOKIE);
+ }
+ reset($_COOKIE);
+
+ // If you use this hook, make sure you update your .htaccess rules with the same conditions
+ $string = do_cacheaction( 'wp_cache_get_cookies_values', $string );
+ return $string;
+}
+
+function add_cacheaction( $action, $func ) {
+ global $wp_supercache_actions;
+ $wp_supercache_actions[ $action ][] = $func;
+}
+
+function do_cacheaction( $action, $value = '' ) {
+ global $wp_supercache_actions;
+
+ if ( !isset( $wp_supercache_actions ) || !is_array( $wp_supercache_actions ) )
+ return $value;
+
+ if( array_key_exists($action, $wp_supercache_actions) && is_array( $wp_supercache_actions[ $action ] ) ) {
+ $actions = $wp_supercache_actions[ $action ];
+ foreach( $actions as $func ) {
+ if ( is_array( $func ) ) {
+ $value = $func[0]->{$func[1]}( $value );
+ } else {
+ $value = $func( $value );
+ }
+ }
+ }
+
+ return $value;
+}
+
+function wp_cache_mobile_group( $user_agent ) {
+ global $wp_cache_mobile_groups;
+ foreach( (array)$wp_cache_mobile_groups as $name => $group ) {
+ foreach( (array)$group as $browser ) {
+ $browser = trim( strtolower( $browser ) );
+ if ( $browser != '' && strstr( $user_agent, $browser ) ) {
+ return $browser;
+ }
+ }
+ }
+ return "mobile";
+}
+
+// From http://wordpress.org/extend/plugins/wordpress-mobile-edition/ by Alex King
+function wp_cache_check_mobile( $cache_key ) {
+ global $wp_cache_mobile_enabled, $wp_cache_mobile_browsers, $wp_cache_mobile_prefixes;
+ if ( !isset( $wp_cache_mobile_enabled ) || false == $wp_cache_mobile_enabled )
+ return $cache_key;
+
+ // allow plugins to short circuit mobile check. Cookie, extra UA checks?
+ switch( do_cacheaction( 'wp_cache_check_mobile', $cache_key ) ) {
+ case "normal":
+ return $cache_key;
+ break;
+ case "mobile":
+ return $cache_key . "-mobile";
+ break;
+ }
+
+ if ( !isset( $_SERVER[ "HTTP_USER_AGENT" ] ) ) {
+ return $cache_key;
+ }
+
+ if ( do_cacheaction( 'disable_mobile_check', false ) )
+ return $cache_key;
+
+ $browsers = explode( ',', $wp_cache_mobile_browsers );
+ $user_agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
+ foreach ($browsers as $browser) {
+ if ( strstr( $user_agent, trim( strtolower( $browser ) ) ) ) {
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "mobile browser detected: " . $_SERVER[ "HTTP_USER_AGENT" ], 5 );
+ return $cache_key . '-' . wp_cache_mobile_group( $user_agent );
+ }
+ }
+ if (isset($_SERVER['HTTP_X_WAP_PROFILE']) )
+ return $cache_key . '-' . $_SERVER['HTTP_X_WAP_PROFILE'];
+ if (isset($_SERVER['HTTP_PROFILE']) )
+ return $cache_key . '-' . $_SERVER['HTTP_PROFILE'];
+
+ if ( isset( $wp_cache_mobile_prefixes ) ) {
+ $browsers = explode( ',', $wp_cache_mobile_prefixes );
+ foreach ($browsers as $browser_prefix) {
+ if ( substr($user_agent, 0, 4) == $browser_prefix ) {
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "mobile browser (prefix) detected: " . $_SERVER[ "HTTP_USER_AGENT" ], 5 );
+ return $cache_key . '-' . $browser_prefix;
+ }
+ }
+ }
+ $accept = isset( $_SERVER[ 'HTTP_ACCEPT' ] ) ? strtolower( $_SERVER[ 'HTTP_ACCEPT' ] ) : '';
+ if (strpos($accept, 'wap') !== false) {
+ return $cache_key . '-' . 'wap';
+ }
+
+ if (isset($_SERVER['ALL_HTTP']) && strpos(strtolower($_SERVER['ALL_HTTP']), 'operamini') !== false) {
+ return $cache_key . '-' . 'operamini';
+ }
+
+ return $cache_key;
+}
+
+function wp_cache_debug( $message, $level = 1 ) {
+ global $wp_cache_debug_log, $cache_path, $wp_cache_debug_ip, $wp_super_cache_debug;
+
+ if ( isset( $wp_super_cache_debug ) && $wp_super_cache_debug == false )
+ return false;
+
+ if ( isset( $wp_cache_debug_log ) == false )
+ return false;
+
+ if ( isset( $wp_cache_debug_ip ) && $wp_cache_debug_ip != '' && $wp_cache_debug_ip != $_SERVER[ 'REMOTE_ADDR' ] )
+ return false;
+
+ if ( isset( $wp_cache_debug_log ) && $wp_cache_debug_log != '' ) {
+ error_log( date( 'H:i:s' ) . " " . $_SERVER[ 'REQUEST_URI' ] . " " . $message . "\n", 3, $cache_path . str_replace( '/', '', str_replace( '..', '', $wp_cache_debug_log ) ) );
+ }
+}
+
+function wp_cache_user_agent_is_rejected() {
+ global $cache_rejected_user_agent;
+
+ if (!function_exists('apache_request_headers')) return false;
+ $headers = apache_request_headers();
+ if (!isset($headers["User-Agent"])) return false;
+ if ( false == is_array( $cache_rejected_user_agent ) )
+ return false;
+ foreach ($cache_rejected_user_agent as $expr) {
+ if (strlen($expr) > 0 && stristr($headers["User-Agent"], $expr))
+ return true;
+ }
+ return false;
+}
+
+function get_supercache_dir( $blog_id = 0 ) {
+ global $cache_path;
+ if ( $blog_id == 0 ) {
+ $home = get_option( 'home' );
+ } else {
+ $home = get_blog_option( $blog_id, 'home' );
+ }
+ return apply_filters( 'wp_super_cache_supercachedir', $cache_path . 'supercache/' . trailingslashit( strtolower( preg_replace( '/:.*$/', '', str_replace( 'http://', '', str_replace( 'https://', '', $home ) ) ) ) ) );
+}
+function get_current_url_supercache_dir( $post_id = 0 ) {
+ global $cached_direct_pages, $cache_path, $wp_cache_request_uri, $WPSC_HTTP_HOST, $wp_cache_home_path;
+ static $saved_supercache_dir = array();
+
+ if ( isset( $saved_supercache_dir[ $post_id ] ) ) {
+ return $saved_supercache_dir[ $post_id ];
+ }
+
+ $DONOTREMEMBER = 0;
+ if ( $post_id != 0 ) {
+ $site_url = site_url();
+ $permalink = get_permalink( $post_id );
+ if ( false === strpos( $permalink, $site_url ) ) {
+ /*
+ * Sometimes site_url doesn't return the siteurl. See http://wordpress.org/support/topic/wp-super-cache-not-refreshing-post-after-comments-made
+ */
+ $DONOTREMEMBER = 1;
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "get_current_url_supercache_dir: warning! site_url ($site_url) not found in permalink ($permalink).", 1 );
+ if ( false === strpos( $permalink, $WPSC_HTTP_HOST ) ) {
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "get_current_url_supercache_dir: WARNING! SERVER_NAME ({$WPSC_HTTP_HOST}) not found in permalink ($permalink). ", 1 );
+ $p = parse_url( $permalink );
+ if ( is_array( $p ) ) {
+ $uri = $p[ 'path' ];
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "get_current_url_supercache_dir: WARNING! Using $uri as permalink. Used parse_url.", 1 );
+ } else {
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "get_current_url_supercache_dir: WARNING! Permalink ($permalink) could not be understood by parse_url. Using front page.", 1 );
+ $uri = '';
+ }
+ } else {
+ if ( isset( $_SERVER[ 'HTTPS' ] ) )
+ $protocol = ( 'on' == strtolower( $_SERVER[ 'HTTPS' ] ) ) ? 'https://' : 'http://';
+ else
+ $protocol = 'http://';
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "get_current_url_supercache_dir: Removing SERVER_NAME ({$WPSC_HTTP_HOST}) and $protocol from permalink ($permalink). Is the url right?", 1 );
+ $uri = str_replace( $WPSC_HTTP_HOST, '', $permalink );
+ $uri = str_replace( $protocol, '', $uri );
+ }
+ } else {
+ $uri = str_replace( $site_url, '', $permalink );
+ if ( strpos( $uri, $wp_cache_home_path ) !== 0 )
+ $uri = rtrim( $wp_cache_home_path, '/' ) . $uri;
+ }
+ } else {
+ $uri = strtolower( $wp_cache_request_uri );
+ }
+ $uri = preg_replace('/[ <>\'\"\r\n\t\(\)]/', '', str_replace( '/index.php', '/', str_replace( '..', '', preg_replace("/(\?.*)?$/", '', $uri ) ) ) );
+ $uri = str_replace( '\\', '', $uri );
+ $dir = preg_replace( '/:.*$/', '', $WPSC_HTTP_HOST ) . $uri; // To avoid XSS attacks
+ if ( function_exists( "apply_filters" ) ) {
+ $dir = apply_filters( 'supercache_dir', $dir );
+ } else {
+ $dir = do_cacheaction( 'supercache_dir', $dir );
+ }
+ $dir = $cache_path . 'supercache/' . $dir . '/';
+ if( is_array( $cached_direct_pages ) && in_array( $_SERVER[ 'REQUEST_URI' ], $cached_direct_pages ) ) {
+ $dir = ABSPATH . $uri . '/';
+ }
+ $dir = str_replace( '//', '/', $dir );
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( "supercache dir: $dir", 5 );
+ if ( $DONOTREMEMBER == 0 )
+ $saved_supercache_dir[ $post_id ] = $dir;
+ return $dir;
+}
+
+function get_all_supercache_filenames( $dir = '' ) {
+ global $wp_cache_mobile_enabled;
+
+ $filenames = array( 'index.html', 'index-https.html', 'index.html.php' );
+
+ if ( $dir != '' && isset( $wp_cache_mobile_enabled ) && $wp_cache_mobile_enabled ) {
+ // open directory and look for index-*.html files
+ if ( is_dir( $dir ) && $dh = opendir( $dir ) ) {
+ while ( ( $file = readdir( $dh ) ) !== false ) {
+ if ( substr( $file, 0, 6 ) == 'index-' && strpos( $file, '.html' ) )
+ $filenames[] = $file;
+ }
+ closedir( $dh );
+ }
+ }
+
+ if ( function_exists( "apply_filters" ) ) {
+ $filenames = apply_filters( 'all_supercache_filenames', $filenames );
+ } else {
+ $filenames = do_cacheaction( 'all_supercache_filenames', $filenames );
+ }
+
+ foreach( $filenames as $file ) {
+ $out[] = $file;
+ $out[] = $file . '.gz';
+ }
+
+ return $out;
+}
+
+function supercache_filename() {
+ //Add support for https and http caching
+ $is_https = ( ( isset( $_SERVER[ 'HTTPS' ] ) && 'on' == strtolower( $_SERVER[ 'HTTPS' ] ) ) || ( isset( $_SERVER[ 'HTTP_X_FORWARDED_PROTO' ] ) && 'https' == strtolower( $_SERVER[ 'HTTP_X_FORWARDED_PROTO' ] ) ) ); //Also supports https requests coming from an nginx reverse proxy
+ $extra_str = $is_https ? '-https' : '';
+
+ if ( function_exists( "apply_filters" ) ) {
+ $extra_str = apply_filters( 'supercache_filename_str', $extra_str );
+ } else {
+ $extra_str = do_cacheaction( 'supercache_filename_str', $extra_str );
+ }
+ $filename = 'index' . $extra_str . '.html';
+
+ return $filename;
+}
+
+function get_oc_version() {
+ $wp_cache_oc_key = wp_cache_get( "wp_cache_oc_key" );
+ if ( ! $wp_cache_oc_key ) {
+ $wp_cache_oc_key[ 'key' ] = reset_oc_version();
+ } elseif ( $wp_cache_oc_key[ 'ts' ] < time() - 600 )
+ wp_cache_set( "wp_cache_oc_key", array( 'ts' => time(), 'key' => $wp_cache_oc_key[ 'key' ] ) );
+ return $wp_cache_oc_key[ 'key' ];
+}
+
+function reset_oc_version( $version = 1 ) {
+ if ( $version == 1 )
+ $version = mt_rand();
+ wp_cache_set( "wp_cache_oc_key", array( 'ts' => time(), 'key' => $version ) );
+
+ return $version;
+}
+
+function get_oc_key( $url = false ) {
+ global $wp_cache_gzip_encoding, $WPSC_HTTP_HOST;
+
+ if ( $url ) {
+ $key = intval( $_SERVER[ 'SERVER_PORT' ] ) . strtolower( preg_replace( '/:.*$/', '', $WPSC_HTTP_HOST ) ) . $url;
+ } else {
+ $key = get_current_url_supercache_dir();
+ }
+ return $key . $wp_cache_gzip_encoding . get_oc_version();
+}
+
+function wp_supercache_cache_for_admins() {
+ if ( isset( $_GET[ 'preview' ] ) || function_exists( "is_admin" ) && is_admin() )
+ return $cookies;
+
+ if ( false == do_cacheaction( 'wp_supercache_remove_cookies', true ) )
+ return true;
+
+ $cookie_keys = array( 'wordpress_logged_in', 'comment_author_' );
+ if ( defined( 'LOGGED_IN_COOKIE' ) )
+ $cookie_keys[] = constant( 'LOGGED_IN_COOKIE' );
+ reset( $_COOKIE );
+ foreach( $_COOKIE as $cookie => $val ) {
+ reset( $cookie_keys );
+ foreach( $cookie_keys as $key ) {
+ if ( strpos( $cookie, $key ) !== FALSE ) {
+ if ( isset( $GLOBALS[ 'wp_super_cache_debug' ] ) && $GLOBALS[ 'wp_super_cache_debug' ] ) wp_cache_debug( 'Removing auth from $_COOKIE to allow caching for logged user (' . $cookie . ')', 5 );
+ unset( $_COOKIE[ $cookie ] );
+ }
+ }
+ }
+}
+
+?>