PHP memcache_connect函数代码示例

function db_mysqli_query_fetch_list($mysqli, $query, $MYSQLI_TYPE)
{
    $config = getConfig();
    $params = $config['memcache'];
    $memcache = memcache_connect($params['host'], $params['port']);
    $memcacheQueryKey = 'QUERY' . $query['slow'];
    $data = memcache_get($memcache, $memcacheQueryKey);
    if (!empty($data)) {
    } else {
        if (!empty($query['fast'])) {
            $result = mysqli_query($mysqli, $query['fast']);
        } else {
            $result = mysqli_query($mysqli, $query['slow']);
        }
        $data = [];
        while ($row = mysqli_fetch_array($result, MYSQLI_ASSOC)) {
            $data[] = $row;
        }
        //another proc
        /* $pid = pcntl_fork();
           if ($pid == 0) {*/
        memcache_set($memcache, $memcacheQueryKey, $data, 0, 60 * 10);
        /*    posix_kill(posix_getpid(), SIGTERM);
              }*/
    }
    memcache_close($memcache);
    return $data;
}

 /**
  *	声明模板用法
  */
 function ETCoreStart($set = array('ID' => '1', 'TplType' => 'htm', 'CacheDir' => 'cache', 'TemplateDir' => 'template', 'AutoImage' => 'on', 'LangDir' => 'language', 'Language' => 'default', 'Copyright' => 'off', 'MemCache' => ''))
 {
     $this->TplID = (defined('TemplateID') ? TemplateID : ((int) @$set['ID'] <= 1 ? 1 : (int) $set['ID'])) . '_';
     $this->CacheDir = (defined('NewCache') ? NewCache : (trim($set['CacheDir']) != '' ? $set['CacheDir'] : 'cache')) . '/';
     $this->TemplateDir = (defined('NewTemplate') ? NewTemplate : (trim($set['TemplateDir']) != '' ? $set['TemplateDir'] : 'template')) . '/';
     $this->Ext = @$set['TplType'] != '' ? $set['TplType'] : 'htm';
     $this->AutoImage = @$set['AutoImage'] == 'off' ? 0 : 1;
     $this->Copyright = @$set['Copyright'] == 'off' ? 0 : 1;
     $this->Server = is_array($GLOBALS['_SERVER']) ? $GLOBALS['_SERVER'] : $_SERVER;
     $this->version = trim($_GET['EaseTemplateVer']) ? die('Ease Templae E3!') : '';
     //载入语言文件
     $this->LangDir = (defined('LangDir') ? LangDir : (@$set['LangDir'] != 'language' && @$set['LangDir'] ? $set['LangDir'] : 'language')) . '/';
     if (is_dir($this->LangDir)) {
         $this->Language = defined('Language') ? Language : ($set['Language'] != 'default' && $set['Language'] ? $set['Language'] : 'default');
         if (@is_file($this->LangDir . $this->Language . '.php')) {
             $lang = array();
             @(include_once $this->LangDir . $this->Language . '.php');
             $this->LangData = $lang;
         }
     } else {
         $this->Language = 'default';
     }
     //缓存目录检测以及运行模式
     if (@ereg(':', $set['MemCache'])) {
         $this->RunType = 'MemCache';
         $memset = explode(":", $set['MemCache']);
         $this->Emc = memcache_connect($memset[0], $memset[1]) or die("Could not connect!");
     } else {
         $this->RunType = @substr(@sprintf('%o', @fileperms($this->CacheDir)), -3) == 777 && is_dir($this->CacheDir) ? 'Cache' : 'Replace';
     }
     $CompileBasic = array('/(\\{\\s*|<!--\\s*)inc_php:([a-zA-Z0-9_\\[\\]\\.\\,\\/\\?\\=\\#\\:\\;\\-\\|\\^]{5,200})(\\s*\\}|\\s*-->)/eis', '/<!--\\s*DEL\\s*-->/is', '/<!--\\s*IF(\\[|\\()(.+?)(\\]|\\))\\s*-->/is', '/<!--\\s*ELSEIF(\\[|\\()(.+?)(\\]|\\))\\s*-->/is', '/<!--\\s*ELSE\\s*-->/is', '/<!--\\s*END\\s*-->/is', '/<!--\\s*([a-zA-Z0-9_\\$\\[\\]\'\\"]{2,60})\\s*(AS|as)\\s*(.+?)\\s*-->/', '/<!--\\s*while\\:\\s*(.+?)\\s*-->/is', '/(\\{\\s*|<!--\\s*)lang\\:(.+?)(\\s*\\}|\\s*-->)/eis', '/(\\{\\s*|<!--\\s*)row\\:(.+?)(\\s*\\}|\\s*-->)/eis', '/(\\{\\s*|<!--\\s*)color\\:\\s*([\\#0-9A-Za-z]+\\,[\\#0-9A-Za-z]+)(\\s*\\}|\\s*-->)/eis', '/(\\{\\s*|<!--\\s*)dir\\:([^\\{\\}]{1,100})(\\s*\\}|\\s*-->)/eis', '/(\\{\\s*|<!--\\s*)run\\:(\\}|\\s*-->)\\s*(.+?)\\s*(\\{|<!--\\s*)\\/run(\\s*\\}|\\s*-->)/is', '/(\\{\\s*|<!--\\s*)run\\:(.+?)(\\s*\\}|\\s*-->)/is', '/\\{([a-zA-Z0-9_\'\\"\\[\\]\\$]{1,100})\\}/');
     $this->Compile = is_array($this->Compile) ? array_merge($this->Compile, $CompileBasic) : $CompileBasic;
     $AnalysisBasic = array('$this->inc_php("\\2")', '";if($ET_Del==true){echo"', '";if(\\2){echo"', '";}elseif(\\2){echo"', '";}else{echo"', '";}echo"', '";\\$_i=0;foreach((array)\\1 AS \\3){\\$_i++;echo"', '";\\$_i=0;while(\\1){\\$_i++;echo"', '$this->lang("\\2")', '$this->Row("\\2")', '$this->Color("\\2")', '$this->Dirs("\\2")', '";\\3;echo"', '";\\2;echo"', '";echo \\$\\1;echo"');
     $this->Analysis = is_array($this->Analysis) ? array_merge($this->Analysis, $AnalysisBasic) : $AnalysisBasic;
 }

 public function getUsage()
 {
     if (!function_exists('memcache_get_extended_stats')) {
         return false;
     }
     if ($this->usage === null) {
         $servers = DebugBar::getConfig('memcached');
         $server = array_shift($servers);
         $memcache = memcache_connect($server['host'], $server['port']);
         if ($memcache === false) {
             return false;
         }
         foreach ($servers as $server) {
             memcache_add_server($memcache, $server['host'], $server['port']);
         }
         $stats = memcache_get_extended_stats($memcache);
         $memory_used = 0;
         $memory_total = 0;
         foreach ($stats as $host => $usage) {
             $memory_used += $usage['bytes'];
             $memory_total += $usage['limit_maxbytes'];
             $this->usage[$host] = array('Version' => $usage['version'], 'Uptime' => $this->formatSeconds($usage['uptime']), 'Total memory' => $this->formatBytes($usage['limit_maxbytes']), 'Used memory' => $this->formatBytes($usage['bytes']), 'Available memory' => $this->formatBytes($usage['limit_maxbytes'] - $usage['bytes']), 'Threads / second' => $this->formatNum($usage['total_connections'] / $usage['uptime']), 'Current threads' => $usage['curr_connections'], 'Queries / second' => $this->formatNum($usage['cmd_get'] / $usage['uptime']), 'Hits' => $usage['get_hits'] . ' (' . $this->formatNum($usage['get_hits'] * 100 / $usage['cmd_get']) . '%)', 'Misses' => $usage['get_misses'] . ' (' . $this->formatNum($usage['get_misses'] * 100 / $usage['cmd_get']) . '%)', 'Inserts' => $usage['cmd_set'], 'Deletes' => $usage['delete_hits'], 'Items' => $usage['curr_items']);
         }
         $this->percent_used = $this->formatNum($memory_used * 100 / $memory_total);
     }
     return $this->usage;
 }

 private static function getFromMemcache()
 {
     if (!XIIS_CACHE_MEMCACHE) {
         return;
     }
     if (!empty(self::$_outputData)) {
         return;
     }
     if (self::$_xiiCacheID == '') {
         return;
     }
     $servers = Yii::$app->memcache->getServers();
     $memcache = false;
     foreach ($servers as $v) {
         $readay = @memcache_connect($v->host, $v->port);
         if ($readay) {
             $memcache = true;
             break;
         }
     }
     XiiError::ignoreError();
     if (!$memcache) {
         self::logRecord([XIIS_DATA_FROM_MEMCACHE => self::FAIL_TO_CONNECT_MEMCACHE]);
     } else {
         $tmp = Yii::$app->memcache->get(self::$_xiiCacheID);
         if ($tmp) {
             self::$_outputData = XiiJson::decode($tmp);
             self::$_dataFrom = XIIS_DATA_FROM_MEMCACHE;
             self::logRecord([XIIS_DATA_FROM_MEMCACHE => self::SUCCESS_GET_FROM_MEMCACHE]);
         } else {
             self::logRecord([XIIS_DATA_FROM_MEMCACHE => self::FAIL_GET_FROM_MEMCACHE]);
         }
     }
 }

 public function __construct()
 {
     if (!function_exists("memcache_connect")) {
         return;
     }
     $this->memcache = memcache_connect("127.0.0.1", 11211);
 }

 public static function checkConnect()
 {
     $test = @memcache_connect('127.0.0.1', 11211);
     if ($test === false) {
         throw new Exception('memcached is _probably_ not running');
     }
 }

function process_request()
{
    $item_name = isset($_POST['item_name']) ? $_POST['item_name'] : null;
    $item_price = isset($_POST['item_price']) ? $_POST['item_price'] : null;
    $item_description = isset($_POST['item_description']) ? $_POST['item_description'] : null;
    $item_img = isset($_POST['item_img']) ? $_POST['item_img'] : null;
    if (is_null($item_name)) {
        die;
    } else {
        $item_name = htmlspecialchars(trim($item_name));
        if ($item_name === '') {
            die;
        }
    }
    if (is_null($item_price) || !preg_match("/^\\d+([.,]\\d{1,2})?\$/", $item_price)) {
        die;
    }
    $item_price = str_replace(',', '.', $item_price);
    if (is_null($item_description)) {
        die;
    } else {
        $item_description = htmlspecialchars(trim($item_description));
    }
    if (is_null($item_img)) {
        $item_img = "Null";
    }
    $id = db_insert_item($item_name, $item_description, $item_price, $item_img);
    $mc_handler = memcache_connect('localhost');
    if (memcache_get($mc_handler, 'total_rows') !== false) {
        memcache_increment($mc_handler, 'total_rows');
        pagination_rebuild_ids($mc_handler, $id);
        pagination_rebuild_prices($mc_handler, $item_price);
    }
    header('Location: /view_item.php?id=' . $id);
}

 /**
  * Connect to memcache server
  *
  * @access	private
  * @param	array 		Connection information
  * @return	boolean		Initiation successful
  */
 private function _connect($server_info = array())
 {
     if (!count($server_info)) {
         $this->crashed = true;
         return false;
     }
     if (!isset($server_info['memcache_server_1']) or !isset($server_info['memcache_port_1'])) {
         $this->crashed = true;
         return false;
     }
     $this->link = memcache_connect($server_info['memcache_server_1'], $server_info['memcache_port_1']);
     if (!$this->link) {
         $this->crashed = true;
         return false;
     }
     if (isset($server_info['memcache_server_2']) and isset($server_info['memcache_port_2'])) {
         memcache_add_server($this->link, $server_info['memcache_server_2'], $server_info['memcache_port_2']);
     }
     if (isset($server_info['memcache_server_3']) and isset($server_info['memcache_port_3'])) {
         memcache_add_server($this->link, $server_info['memcache_server_3'], $server_info['memcache_port_3']);
     }
     if (function_exists('memcache_set_compress_threshold')) {
         memcache_set_compress_threshold($this->link, 20000, 0.2);
     }
     return true;
 }

 private function getMem()
 {
     if ($this->_mem == null) {
         $this->_mem = memcache_connect(getC("MEMCACHE_SERVER"), getC("MEMCACHE_PORT"));
     }
     return $this->_mem;
 }

 public function requeue_snapshot()
 {
     ignore_user_abort(true);
     header("Connection: Close");
     flush();
     ob_end_flush();
     $m = memcache_connect('127.0.0.1', 11211);
     $urlkey = sha1($this->snapshot_url);
     if (isset($_GET['requeue']) && 'true' != $_GET['requeue']) {
         if (memcache_get($m, $urlkey)) {
             die;
         }
     }
     memcache_set($m, $urlkey, 1, 0, 300);
     $requeue_url = self::renderer . "/queue?url=" . rawurlencode($this->snapshot_url) . "&f=" . urlencode($this->snapshot_file);
     $retval = file_get_contents($requeue_url);
     $tries = 1;
     while (false === $retval && $tries <= 5) {
         sleep(1);
         // in the event that the failed call is due to a mShots.js service restart,
         // we need to be a little patient as the service comes back up
         $retval = file_get_contents($requeue_url);
         $tries++;
     }
 }

 /**
  * 链接memcache,保存实例化的memcache
  */
 private function connect()
 {
     if ($this->mem) {
         return $this;
     } else {
         return $this->mem = memcache_connect($this->config['memcached_host'], $this->config['memcached_port']) or Debug::add('memcached连接失败');
     }
 }

 public function __construct()
 {
     $this->memcache = memcache_connect(Pluf::f('cache_memcached_server', 'localhost'), Pluf::f('cache_memcached_port', 11211));
     if (false === $this->memcache) {
         $this->memcache = null;
     }
     $this->keyprefix = Pluf::f('cache_memcached_keyprefix', '');
 }

 public function setUp()
 {
     if ($this->mmcError) {
         return;
     }
     $this->mmc = memcache_connect('localhost', 11211);
     memcache_flush($this->mmc);
 }

function process_request()
{
    $item_id = isset($_POST['item_id']) ? intval($_POST['item_id']) : null;
    $item_name = isset($_POST['item_name']) ? $_POST['item_name'] : null;
    $item_price = isset($_POST['item_price']) ? $_POST['item_price'] : null;
    $item_description = isset($_POST['item_description']) ? $_POST['item_description'] : null;
    $item_img = isset($_POST['item_img']) ? $_POST['item_img'] : null;
    if (is_null($item_id) || $item_id <= 0) {
        die;
    }
    if (!is_null($item_name)) {
        $item_name = htmlspecialchars(trim($item_name));
        if ($item_name === '') {
            die;
        }
    }
    if (!is_null($item_price)) {
        if (!preg_match("/^\\d+([.,]\\d{1,2})?\$/", $item_price)) {
            die;
        }
    }
    if (!is_null($item_description)) {
        $item_description = htmlspecialchars(trim($item_description));
    }
    $item = db_get_item($item_id);
    if (!$item) {
        die;
    }
    $values = [];
    if (!is_null($item_name)) {
        $values['name'] = $item_name;
    }
    if (!is_null($item_price)) {
        $item_price = str_replace(',', '.', $item_price);
        $values['price'] = $item_price;
    }
    if (!is_null($item_description)) {
        $values['description'] = $item_description;
    }
    if (!is_null($item_img)) {
        $values['imgurl'] = $item_img;
    }
    if (!empty($values)) {
        db_update_item($item_id, $values);
        $mc_handler = memcache_connect('localhost');
        memcache_delete($mc_handler, get_page_cache_key($item_id));
        $min_price = min($item_price, $item['price']);
        pagination_rebuild_ids($mc_handler, $item_id, 1);
        if ($item_price == $item['price']) {
            $edited_pages_amount = 1;
        } else {
            $edited_pages_amount = 0;
        }
        pagination_rebuild_prices($mc_handler, $min_price, $edited_pages_amount);
        pagination_rebuild_prices($mc_handler, $min_price);
    }
    header('Location: /view_item.php?id=' . $item_id);
}

 function __construct($config = array())
 {
     parent::__construct($config);
     if (defined('IS_SAE')) {
         $this->_mamcache = memcache_init() or trigger_error('Memcache Init Error', E_USER_ERROR);
     } else {
         $this->_mamcache = memcache_connect($this->host, $this->port) or trigger_error('Memcache Connect Error', E_USER_ERROR);
     }
 }