@@ -1,295 +0,0 @@
-<?php
-/**
- * part of WordPress plugin WP-FFPC
- */
-
-/* check for WP cache enabled*/
-if ( !WP_CACHE )
-	return false;
-
-/* check for config */
-if (!isset($wp_ffpc_config))
-	return false;
-
-/* check if config is network active or active for this very site */
-if (!empty ( $wp_ffpc_config['network'] ) )
-	$wp_ffpc_config = $wp_ffpc_config['network'];
-elseif ( !empty ( $wp_ffpc_config[ $_SERVER['HTTP_HOST' ] ] ) )
-	$wp_ffpc_config = $wp_ffpc_config[ $_SERVER['HTTP_HOST' ] ];
-else
-	return false;
-
-/* request uri */
-$wp_ffpc_uri = $_SERVER['REQUEST_URI'];
-/* query string */
-$wp_ffpc_qs = stripos($wp_ffpc_uri, '?');
-
-/* no cache for uri with query strings, things usually go bad that way */
-if ($wp_ffpc_qs !== false)
-	return false;
-
-/* no cache for post request (comments, plugins and so on) */
-if ($_SERVER["REQUEST_METHOD"] == 'POST')
-	return false;
-
-/**
- * Try to avoid enabling the cache if sessions are managed
- * with request parameters and a session is active
- */
-if (defined('SID') && SID != '')
-	return false;
-
-/* no cache for pages starting with /wp- like WP admin */
-if (stripos($wp_ffpc_uri, '/wp-') !== false)
-	return false;
-
-/* no cache for robots.txt */
-if ( stripos($wp_ffpc_uri, 'robots.txt') )
-	return false;
-
-/* multisite files can be too large for memcached */
-if (function_exists('is_multisite') && is_multisite() && stripos($wp_ffpc_uri, '/files/') )
-	return false;
-
-
-/* no cache for logged in users */
-if (!$wp_ffpc_config['cache_loggedin']) {
-	foreach ($_COOKIE as $n=>$v) {
-		// test cookie makes to cache not work!!!
-		if ($n == 'wordpress_test_cookie') continue;
-		// wp 2.5 and wp 2.3 have different cookie prefix, skip cache if a post password cookie is present, also
-		if ( (substr($n, 0, 14) == 'wordpressuser_' || substr($n, 0, 10) == 'wordpress_' || substr($n, 0, 12) == 'wp-postpass_') && !$wp_ffpc_config['cache_loggedin'] ) {
-			return false;
-		}
-	}
-}
-
-global $wp_ffpc_backend_status;
-$wp_ffpc_backend_status = wp_ffpc_init( );
-
-/* check alive status of backend */
-if ( !$wp_ffpc_backend_status )
-	return false;
-
-/* use the full accessed URL string as key, same will be generated by nginx as well
-   we need a data and a meta key: data is string only with content, meta is not used in nginx */
-global $wp_ffpc_data_key_protocol;
-$wp_ffpc_data_key_protocol = empty ( $_SERVER['HTTPS'] ) ? 'http://' : 'https://';
-
-global $wp_ffpc_data_key;
-$wp_ffpc_data_key = $wp_ffpc_config['prefix_data'] . $wp_ffpc_data_key_protocol . $_SERVER['HTTP_HOST'] . $wp_ffpc_uri;
-global $wp_ffpc_meta_key;
-$wp_ffpc_meta_key = $wp_ffpc_config['prefix_meta'] . $wp_ffpc_data_key_protocol . $_SERVER['HTTP_HOST'] . $wp_ffpc_uri;
-
-/* search for valid meta entry */
-global $wp_ffpc_meta;
-$wp_ffpc_meta = wp_ffpc_get ( $wp_ffpc_meta_key );
-
-/* meta is corrupted or empty */
-if ( !$wp_ffpc_meta ) {
-	wp_ffpc_start();
-	return;
-}
-
-/* search for valid data entry */
-global $wp_ffpc_data;
-$uncompress = ( isset($wp_ffpc_meta['compressed']) ) ? $wp_ffpc_meta['compressed'] : false;
-$wp_ffpc_data = wp_ffpc_get ( $wp_ffpc_data_key , $uncompress );
-
-/* data is corrupted or empty */
-if ( !$wp_ffpc_data ) {
-	wp_ffpc_start();
-	return;
-}
-
-/* 404 status cache */
-if ($wp_ffpc_meta['status'] == 404) {
-	header("HTTP/1.1 404 Not Found");
-	flush();
-	die();
-}
-
-/* server redirect cache */
-if ($wp_ffpc_meta['redirect_location']) {
-	header('Location: ' . $wp_ffpc_meta['redirect_location']);
-	flush();
-	die();
-}
-
-/* page is already cached on client side (chrome likes to do this, anyway, it's quite efficient) */
-if (array_key_exists("HTTP_IF_MODIFIED_SINCE", $_SERVER) && !empty($wp_ffpc_meta['lastmodified']) ) {
-	$if_modified_since = strtotime(preg_replace('/;.*$/', '', $_SERVER["HTTP_IF_MODIFIED_SINCE"]));
-	/* check is cache is still valid */
-	if ( $if_modified_since >= $wp_ffpc_meta['lastmodified'] ) {
-		header("HTTP/1.0 304 Not Modified");
-		flush();
-		die();
-	}
-}
-
-/* data found & correct, serve it */
-header('Content-Type: ' . $wp_ffpc_meta['mime']);
-/* don't allow browser caching of page */
-header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0, post-check=0, pre-check=0');
-header('Pragma: no-cache');
-/* expire at this very moment */
-header('Expires: ' . gmdate("D, d M Y H:i:s", time() ) . " GMT");
-
-/* if shortlinks were set */
-if (!empty ( $wp_ffpc_meta['shortlink'] ) )
-	header('Link:<'. $wp_ffpc_meta['shortlink'] .'>; rel=shortlink');
-
-/* if last modifications were set (for posts & pages) */
-if ( !empty($wp_ffpc_meta['lastmodified']) )
-	header('Last-Modified: ' . gmdate("D, d M Y H:i:s", $wp_ffpc_meta['lastmodified'] ). " GMT");
-
-/* only set when not multisite, fallback to HTTP HOST */
-$wp_ffpc_pingback_url = (empty( $wp_ffpc_config['url'] )) ? $_SERVER['HTTP_HOST'] : $wp_ffpc_config['url'];
-
-/* pingback additional header */
-if ($wp_ffpc_config['pingback_status'])
-	header('X-Pingback: ' . $wp_ffpc_pingback_url . '/xmlrpc.php' );
-
-/* for debugging */
-if ($wp_ffpc_config['debug'])
-	header('X-Cache-Engine: WP-FFPC with ' . $wp_ffpc_config['cache_type']);
-
-/* HTML data */
-echo $wp_ffpc_data;
-flush();
-die();
-
-/**
- *  FUNCTIONS
- */
-
-/**
- * starts caching
- *
- */
-function wp_ffpc_start( ) {
-	ob_start('wp_ffpc_callback');
-}
-
-/**
- * write cache function, called when page generation ended
- */
-function wp_ffpc_callback($buffer) {
-	global $wp_ffpc_config;
-	global $wp_ffpc_data;
-	global $wp_ffpc_meta;
-	global $wp_ffpc_redirect;
-	global $wp_ffpc_meta_key;
-	global $wp_ffpc_data_key;
-
-	/* no is_home = error */
-	if (!function_exists('is_home'))
-		return $buffer;
-
-	/* no <body> close tag = not HTML, don't cache */
-	if (stripos($buffer, '</body>') === false)
-		return $buffer;
-
-	/* reset meta to solve conflicts */
-	$wp_ffpc_meta = array();
-
-	/* WP is sending a redirect */
-	if ($wp_ffpc_redirect) {
-			$wp_ffpc_meta['redirect_location'] = $wp_ffpc_redirect;
-			wp_ffpc_write();
-			return $buffer;
-	}
-
-	/* trim unneeded whitespace from beginning / ending of buffer */
-	$buffer = trim($buffer);
-
-	/* Can be a trackback or other things without a body.
-	   We do not cache them, WP needs to get those calls. */
-	if (strlen($buffer) == 0)
-		return '';
-
-	if ( is_home() )
-		$wp_ffpc_meta['type'] = 'home';
-	elseif (is_feed() )
-		$wp_ffpc_meta['type'] = 'feed';
-	elseif ( is_archive() )
-		$wp_ffpc_meta['type'] = 'archive';
-	elseif ( is_single() )
-		$wp_ffpc_meta['type'] = 'single';
-	else if ( is_page() )
-		$wp_ffpc_meta['type'] = 'page';
-	else
-		$wp_ffpc_meta['type'] = 'unknown';
-
-	/* check if caching is disabled for page type */
-	$nocache_key = 'nocache_'. $wp_ffpc_meta['type'];
-
-	/* don't cache if prevented by rule, also, log it */
-	if ( $wp_ffpc_config[$nocache_key] == 1 ) {
-		wp_ffpc_log ( "not caching, prevented by settings for no-cache: " . $nocache_key );
-		return $buffer;
-	}
-
-	if ( is_404() )
-		$wp_ffpc_meta['status'] = 404;
-
-	/* feed is xml, all others forced to be HTML */
-	if ( is_feed() )
-		$wp_ffpc_meta['mime'] = 'text/xml;charset=';
-	else
-		$wp_ffpc_meta['mime'] = 'text/html;charset=';
-
-	/* set mimetype */
-	$wp_ffpc_meta['mime'] = $wp_ffpc_meta['mime'] . $wp_ffpc_config['charset'];
-
-	/* get shortlink, if possible */
-	if (function_exists('wp_get_shortlink'))
-	{
-		$shortlink = wp_get_shortlink( );
-		if (!empty ( $shortlink ) )
-			$wp_ffpc_meta['shortlink'] = $shortlink;
-	}
-
-	/* try if post is available
-		if made with archieve, last listed post can make this go bad
-	*/
-	global $post;
-	if ( !empty($post) && ( $wp_ffpc_meta['type'] == 'single' || $wp_ffpc_meta['type'] == 'page' ) && !empty ( $post->post_modified_gmt ) )
-	{
-		/* get last modification data */
-		$wp_ffpc_meta['lastmodified'] = strtotime ( $post->post_modified_gmt );
-	}
-
-	/* APC compression */
-	$compress = ( ($wp_ffpc_config['cache_type'] == 'apc') && $wp_ffpc_config['apc_compress'] ) ? true : false;
-	$wp_ffpc_meta['compressed'] = $compress;
-
-	/* sync all http and https requests if enabled */
-	if ( !empty($wp_ffpc_config['sync_protocols']) )
-	{
-		if ( !empty( $_SERVER['HTTPS'] ) )
-		{
-			$sync_from = 'http://' . $_SERVER['SERVER_NAME'];
-			$sync_to = 'https://' . $_SERVER['SERVER_NAME'];
-		}
-		else
-		{
-			$sync_from = 'https://' . $_SERVER['SERVER_NAME'];
-			$sync_to = 'http://' . $_SERVER['SERVER_NAME'];
-		}
-
-		$buffer = str_replace ( $sync_from, $sync_to, $buffer );
-	}
-
-	/* set meta */
-	wp_ffpc_set ( $wp_ffpc_meta_key, $wp_ffpc_meta );
-	wp_ffpc_set ( $wp_ffpc_data_key, $buffer, $compress );
-
-	/* vital for nginx, make no problem at other places */
-	header("HTTP/1.1 200 OK");
-
-	/* echoes HTML out */
-	return $buffer;
-}
-
-?>

@@ -1,52 +0,0 @@
-http {
-	...
-	upstream memcached-servers {
-MEMCACHED_SERVERS
-	}
-	...
-	server {
-		...
-
-		# try to get result from memcached
-		location @memcached {
-				default_type text/html;
-				set $memcached_key DATAPREFIX$scheme://$host$request_uri;
-				set $memcached_request 1;
-
-				# exceptions
-				# avoid cache serve of POST requests
-				if ($request_method = POST ) {
-						set $memcached_request 0;
-				}
-				# avoid cache serve of wp-admin-like pages, starting with "wp-"
-				if ( $uri ~ "/wp-" ) {
-						set $memcached_request 0;
-				}
-				# avoid cache for logged in users
-				if ($http_cookie ~* "comment_author_|wordpressuser_|wp-postpass_" ) {
-						set $memcached_request 0;
-				}
-
-				if ( $memcached_request = 1) {
-						memcached_pass memcached-servers;
-						error_page 404 = @rewrites;
-				}
-
-				if ( $memcached_request = 0) {
-						rewrite ^ /index.php$request_uri last;
-				}
-		}
-
-		## rewrite rules
-		location @rewrites {
-				rewrite ^ /index.php$request_uri last;
-		}
-
-		location / {
-				try_files $uri $uri/ @memcached;
-		}
-
-		...
-	}
-}
-...

@@ -1,302 +0,0 @@
-<?php
-/**
- * part of WordPress plugin WP-FFPC
- */
-
-/**
- * function to test if selected backend is available & alive
- */
-global $wp_ffpc_backend;
-global $wp_nmc_redirect;
-
-/* wp ffpc prefic */
-if (!defined('WP_FFPC_PARAM'))
-	define ( 'WP_FFPC_PARAM' , 'wp-ffpc' );
-/* log level */
-define ('WP_FFPC_LOG_LEVEL' , LOG_WARNING );
-/* define log ending message */
-define ('WP_FFPC_LOG_TYPE_MSG' , '; cache type: '. $wp_ffpc_config['cache_type'] );
-
-
-/* safety rules if file has been already included */
-if ( function_exists('wp_ffpc_init') || function_exists('wp_ffpc_clear') || function_exists('wp_ffpc_set') || function_exists('wp_ffpc_get') )
-	return false;
-
-/**
- * init and backend alive check function
- *
- * @param $type [optional] if set, alive will be tested against this
- * 		  if false, backend will be globally initiated
- * 		  when set, backend will not become global, just tested if alive
- */
-function wp_ffpc_init( $wp_ffpc_config ) {
-	global $wp_ffpc_backend;
-	$wp_ffpc_backend_status = false;
-
-	if ( empty ( $wp_ffpc_config ))
-		global $wp_ffpc_config;
-
-	/* verify selected storage is available */
-	switch ( $wp_ffpc_config['cache_type'] )
-	{
-		/* in case of apc */
-		case 'apc':
-			/* verify apc functions exist, apc ext is loaded */
-			if (!function_exists('apc_sma_info'))
-				return false;
-			/* verify apc is working */
-			if ( !apc_sma_info() )
-				return false;
-			$wp_ffpc_backend_status = true;
-			break;
-
-		/* in case of Memcache */
-		case 'memcache':
-			/* Memcache class does not exist, Memcache extension is not available */
-			if (!class_exists('Memcache'))
-				return false;
-			if ( $wp_ffpc_backend == NULL )
-				$wp_ffpc_backend = new Memcache();
-
-			foreach ( $wp_ffpc_config['servers'] as $server_id => $server ) {
-				$wp_ffpc_backend_status[$server_id] = $wp_ffpc_backend->connect( $server['host'] , $server['port'] );
-
-				$wp_ffpc_config['persistent'] = ( $wp_ffpc_config['persistent'] == '1' ) ? true : false;
-				if ( $wp_ffpc_backend_status[$server_id] )
-				{
-					$wp_ffpc_backend_status[$server_id] = true;
-					$wp_ffpc_backend->addServer( $server['host'] , $server['port'], $wp_ffpc_config['persistent'] );
-					wp_ffpc_log ( "server " . $server_id . " added, persistent mode: " . $wp_ffpc_config['persistent'] );
-				}
-			}
-			return $wp_ffpc_backend_status;
-			break;
-
-		/* in case of Memcached */
-		case 'memcached':
-			/* Memcached class does not exist, Memcached extension is not available */
-			if (!class_exists('Memcached'))
-				return false;
-			/* check is there's no backend connection yet */
-			if ( $wp_ffpc_backend == NULL )
-			{
-				/* persistent backend needs an identifier */
-				if ( $wp_ffpc_config['persistent'] == '1' )
-					$wp_ffpc_backend = new Memcached( WP_FFPC_PARAM );
-				else
-					$wp_ffpc_backend = new Memcached();
-
-				/* use binary and not compressed format, good for nginx and still fast */
-				$wp_ffpc_backend->setOption( Memcached::OPT_COMPRESSION , false );
-				$wp_ffpc_backend->setOption( Memcached::OPT_BINARY_PROTOCOL , true );
-			}
-
-			/* check if we already have list of servers, only add server if it's not already connected */
-			$wp_ffpc_serverlist = $wp_ffpc_backend->getServerList();
-
-			/* create check array if backend servers are already connected */
-			if ( !empty ( $wp_ffpc_serverlist ) )
-				foreach ( $wp_ffpc_serverlist as $server )
-					$wp_ffpc_serverlist_[ $server['host'] . ":" . $server['port'] ] = true;
-
-			/* reset all configured server status to unknown */
-			foreach ( $wp_ffpc_config['servers'] as $server_id => $server )
-				$wp_ffpc_backend_status[$server_id] = -1;
-
-			/* if there's no server to add, don't add them */
-			if ( empty ( $wp_ffpc_config['servers'] ) )
-			{
-				wp_ffpc_log ( "not adding empty set of servers, please check your settings!" );
-			}
-			else
-			{
-				foreach ( $wp_ffpc_config['servers'] as $server_id => $server ) {
-					if (!@array_key_exists($server_id , $wp_ffpc_serverlist_ ))
-					{
-						$wp_ffpc_backend->addServer( $server['host'], $server['port'] );
-						wp_ffpc_log ( "server ". $server_id ." added, persistent mode: " . $wp_ffpc_config['persistent'] );
-					}
-				}
-			}
-
-			/* server status will be calculated by getting server stats */
-			$wp_ffpc_backend_report =  $wp_ffpc_backend->getStats();
-			foreach ( $wp_ffpc_backend_report as $server_id => $server ) {
-				$wp_ffpc_backend_status[$server_id] = false;
-				/* if server uptime is not empty, it's most probably up & running */
-				if ( !empty($server['uptime']) )
-					$wp_ffpc_backend_status[$server_id] = true;
-			}
-
-			break;
-
-		/* cache type is invalid */
-		default:
-			break;
-	}
-
-	return ( empty ( $wp_ffpc_backend_status ) ? false : $wp_ffpc_backend_status );
-}
-
-/**
- * clear cache element or flush cache
- *
- * @param $post_id [optional] : if registered with invalidation hook, post_id will be passed
- */
-function wp_ffpc_clear ( $post_id = false ) {
-	global $wp_ffpc_config;
-	global $post;
-
-	$post_only = ( $post_id === 'system_flush' ) ? false : $wp_ffpc_config['invalidation_method'];
-
-	/* post invalidation enabled */
-	if ( $post_only )
-	{
-		$path = substr ( get_permalink($post_id) , 7 );
-		if (empty($path))
-			return false;
-		$wp_ffpc_data_key_protocol = empty ( $_SERVER['HTTPS'] ) ? 'http://' : 'https://';
-		$meta = $wp_ffpc_config['prefix-meta'] . $wp_ffpc_data_key_protocol . $path;
-		$data = $wp_ffpc_config['prefix-data'] . $wp_ffpc_data_key_protocol . $path;
-	}
-
-	switch ($wp_ffpc_config['cache_type'])
-	{
-		/* in case of apc */
-		case 'apc':
-			if ( $post_only )
-			{
-				apc_delete ( $meta );
-				wp_ffpc_log (  ' clearing key: "'. $meta . '"' );
-				apc_delete ( $data );
-				wp_ffpc_log ( ' clearing key: "'. $data . '"' );
-			}
-			else
-			{
-				apc_clear_cache('user');
-				wp_ffpc_log ( ' flushing user cache' );
-				apc_clear_cache('system');
-				wp_ffpc_log ( ' flushing system cache' );
-			}
-			break;
-
-		/* in case of Memcache */
-		case 'memcache':
-		case 'memcached':
-			global $wp_ffpc_backend;
-			if ( $post_only )
-			{
-				$wp_ffpc_backend->delete( $meta );
-				wp_ffpc_log ( ' clearing key: "'. $meta . '"' );
-				$wp_ffpc_backend->delete( $data );
-				wp_ffpc_log ( ' clearing key: "'. $data . '"' );
-			}
-			else
-			{
-				$wp_ffpc_backend->flush();
-				wp_ffpc_log ( ' flushing cache' );
-			}
-			break;
-
-		/* cache type is invalid */
-		default:
-			return false;
-	}
-	return true;
-}
-
-/**
- * sets a key-value pair in backend
- *
- * @param &$key		store key, passed by reference for speed
- * @param &$data	store value, passed by reference for speed
- *
- */
-function wp_ffpc_set ( &$key, &$data, $compress = false ) {
-	global $wp_ffpc_config;
-	global $wp_ffpc_backend;
-
-	$exp = $wp_ffpc_config['user_logged_in'] ? $wp_ffpc_config['expire_member'] : $wp_ffpc_config['expire_visitor'];
-
-	/* syslog */
-	if ($wp_ffpc_config['syslog'])
-	{
-		if ( @is_array( $data ) )
-			$string = serialize($data);
-		else //if ( @is_string( $data ) || @ )
-			$string = $data;
-
-		$size = @strlen($string);
-		wp_ffpc_log ( ' set key: "'. $key . '", size: '. $size . ' byte(s)' );
-	}
-
-	switch ($wp_ffpc_config['cache_type'])
-	{
-		case 'apc':
-			/* use apc_store to overwrite data is existed */
-			if ( $compress )
-				$data = gzdeflate ( $data , 1 );
-			return apc_store( $key , $data , $exp );
-			break;
-		case 'memcache':
-			if ( $wp_ffpc_backend != NULL )
-				/* false to disable compression, vital for nginx */
-				$wp_ffpc_backend->set ( $key, $data , false, $exp );
-			else
-				return false;
-			break;
-		case 'memcached':
-			if ( $wp_ffpc_backend != NULL )
-				$wp_ffpc_backend->set ( $key, $data , $exp );
-			else
-				return false;
-			break;
-	}
-}
-
-/**
- * gets cached element by key
- *
- * @param &$key: key of needed cache element
- *
- */
-function wp_ffpc_get( &$key , $uncompress = false ) {
-	global $wp_ffpc_config;
-	global $wp_ffpc_backend;
-
-	/* syslog */
-	wp_ffpc_log ( ' get key: "'.$key . '"' );
-
-	switch ($wp_ffpc_config['cache_type'])
-	{
-		case 'apc':
-			$value = apc_fetch($key);
-			if ( $uncompress )
-				$value = gzinflate ( $value );
-			return $value;
-		case 'memcache':
-		case 'memcached':
-			if ( $wp_ffpc_backend != NULL )
-				return $wp_ffpc_backend->get($key);
-			else
-				return false;
-		default:
-			return false;
-	}
-}
-
-
-/**
- * handles log messages
- *
- * @param $string log messagr
- */
-function wp_ffpc_log ( $string ) {
-	global $wp_ffpc_config;
-
-	/* syslog */
-	if ($wp_ffpc_config['syslog'] && function_exists('syslog') )
-		syslog( WP_FFPC_LOG_LEVEL , WP_FFPC_PARAM .": " . $string . WP_FFPC_LOG_TYPE_MSG );
-
-}
-?>

@@ -1,74 +0,0 @@
-.wp-ffpc-panel dt {
-	margin-top: 2em;
-	font-weight:bold;
-}
-
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