157 lines
3.1 KiB
PHP
157 lines
3.1 KiB
PHP
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<?php
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namespace W3TC;
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/**
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* Checks if different server modules are enabled and installed
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*/
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class Util_Installed {
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static public function opcache() {
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return function_exists( 'opcache_reset' ) && ini_get( 'opcache.enable' );
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}
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static public function apc() {
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return function_exists( 'apc_store' ) || function_exists( 'apcu_store' );
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}
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static public function apc_opcache() {
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return function_exists( 'apc_compile_file' ) && ini_get( 'apc.enable' );
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}
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public static function is_opcache_validate_timestamps() {
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return ini_get( 'opcache.validate_timestamps' );
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}
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public static function is_apc_validate_timestamps() {
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return ini_get( 'apc.stat' );
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}
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static public function curl() {
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return function_exists( 'curl_init' );
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}
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static public function eaccelerator() {
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return function_exists( 'eaccelerator_put' );
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}
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static public function ftp() {
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return function_exists( 'ftp_connect' );
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}
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static public function memcached_auth() {
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static $r = null;
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if ( is_null( $r ) ) {
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if ( !class_exists( '\Memcached' ) )
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$r = false;
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else {
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$o = new \Memcached();
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$r = method_exists( $o, 'setSaslAuthData' );
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}
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}
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return $r;
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}
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static public function memcached() {
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return class_exists( 'Memcache' ) || class_exists( 'Memcached' );
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}
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static public function memcached_memcached() {
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return class_exists( 'Memcached' );
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}
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static public function memcached_aws() {
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return class_exists( '\Memcached' ) &&
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defined( '\Memcached::OPT_CLIENT_MODE' ) &&
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defined( '\Memcached::DYNAMIC_CLIENT_MODE' );
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}
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static function memcache_auth() {
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static $r = null;
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if ( is_null( $r ) ) {
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if ( !class_exists( '\Memcached' ) )
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$r = false;
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else {
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$o = new \Memcached();
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$r = method_exists( $o, 'setSaslAuthData' );
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}
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}
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return $r;
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}
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static public function redis() {
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return class_exists( 'Redis' );
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}
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static public function tidy() {
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return class_exists( 'tidy' );
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}
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static public function wincache() {
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return function_exists( 'wincache_ucache_set' );
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}
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static public function xcache() {
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return function_exists( 'xcache_set' );
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}
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/**
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* Check if memcache is available
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*
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* @param array $servers
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* @param boolean $binary_protocol
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* @param string $username
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* @param string $password
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* @return boolean
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*/
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static public function is_memcache_available( $servers, $binary_protocol, $username, $password ) {
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static $results = array();
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$key = md5( implode( '', $servers ) );
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if ( !isset( $results[$key] ) ) {
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$memcached = Cache::instance( 'memcached', array(
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'servers' => $servers,
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'persistent' => false,
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'binary_protocol' => $binary_protocol,
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'username' => $username,
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'password' => $password
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) );
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if ( is_null( $memcached ) )
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return false;
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$test_string = sprintf( 'test_' . md5( time() ) );
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$test_value = array( 'content' => $test_string );
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$memcached->set( $test_string, $test_value, 60 );
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$test_value = $memcached->get( $test_string );
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$results[$key] = ( $test_value['content'] == $test_string );
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}
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return $results[$key];
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}
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}
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