buzzerstar - library - phpfastcache - 3.0.0 - SOURCE CODE

<?php

/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */


class phpfastcache_apc extends BasePhpFastCache implements phpfastcache_driver {
    function checkdriver() {
        // Check apc
        if(extension_loaded('apc') && ini_get('apc.enabled'))
        {
            return true;
        } else {
	        $this->fallback = true;
            return false;
        }
    }

    function __construct($config = array()) {
        $this->setup($config);

        if(!$this->checkdriver() && !isset($config['skipError'])) {
	        $this->fallback = true;
        }
    }

    function driver_set($keyword, $value = "", $time = 300, $option = array() ) {
        if(isset($option['skipExisting']) && $option['skipExisting'] == true) {
            return apc_add($keyword,$value,$time);
        } else {
            return apc_store($keyword,$value,$time);
        }
    }

    function driver_get($keyword, $option = array()) {
        // return null if no caching
        // return value if in caching

        $data = apc_fetch($keyword,$bo);
        if($bo === false) {
            return null;
        }
        return $data;

    }

    function driver_delete($keyword, $option = array()) {

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<?php

/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 *
 * Cookie Caching on Visitors Browser
 */


class phpfastcache_cookie extends BasePhpFastCache implements phpfastcache_driver {


	function checkdriver() {
		// Check memcache
		if(function_exists("setcookie")) {
			return true;
		}
		$this->fallback = true;
		return false;
	}

	function __construct($config = array()) {
		$this->setup($config);
		if(!$this->checkdriver() && !isset($config['skipError'])) {
			$this->fallback = true;
		}
		if(class_exists("Redis")) {
			$this->instant = new Redis();
		}

	}

	function connectServer() {
		// for cookie check output
		if(!isset($_COOKIE['phpfastcache'])) {
			if(!@setcookie("phpfastcache",1,10)) {
				$this->fallback = true;
			}
		}

	}

	function driver_set($keyword, $value = "", $time = 300, $option = array() ) {
		$this->connectServer();
		$keyword = "phpfastcache_".$keyword;
		return @setcookie($keyword, $this->encode($value), $time, "/");

	}

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<?php


/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */


class phpfastcache_example extends BasePhpFastCache implements phpfastcache_driver  {

    function checkdriver() {
        // return true;
        return false;
    }

	function connectServer() {

	}

    function __construct($config = array()) {
        $this->setup($config);
        if(!$this->checkdriver() && !isset($config['skipError'])) {
            throw new Exception("Can't use this driver for your website!");
        }

    }

    function driver_set($keyword, $value = "", $time = 300, $option = array() ) {
        if(isset($option['skipExisting']) && $option['skipExisting'] == true) {
            // skip driver
        } else {
            // add driver
        }

    }

    function driver_get($keyword, $option = array()) {
        // return null if no caching
        // return value if in caching

        return null;
    }

    function driver_delete($keyword, $option = array()) {

    }

    function driver_stats($option = array()) {

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<?php
/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */

class phpfastcache_files extends  BasePhpFastCache implements phpfastcache_driver  {

    function checkdriver() {
        if(is_writable($this->getPath())) {
            return true;
        } else {

        }
        return false;
    }

    /*
     * Init Cache Path
     */
    function __construct($config = array()) {
        $this->setup($config);
        $this->getPath(); // force create path

        if(!$this->checkdriver() && !isset($config['skipError'])) {
            throw new Exception("Can't use this driver for your website!");
        }

    }

    private function encodeFilename($keyword) {
        return trim(trim(preg_replace("/[^a-zA-Z0-9]+/","_",$keyword),"_"));
        // return rtrim(base64_encode($keyword), '=');
    }

    private function decodeFilename($filename) {
        return $filename;
        // return base64_decode($filename);
    }

    /*
     * Return $FILE FULL PATH
     */
    private function getFilePath($keyword, $skip = false) {
        $path = $this->getPath();

        $filename = $this->encodeFilename($keyword);
        $folder = substr($filename,0,2);
        $path = rtrim($path,"/")."/".$folder;

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<?php


/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */


class phpfastcache_memcache extends BasePhpFastCache implements phpfastcache_driver {

    var $instant;

    function checkdriver() {
        // Check memcache
        if(function_exists("memcache_connect")) {
            return true;
        }
	    $this->fallback = true;
        return false;
    }

    function __construct($config = array()) {
        $this->setup($config);
        if(!$this->checkdriver() && !isset($config['skipError'])) {
	        $this->fallback = true;
        }
	    if(class_exists("Memcache")) {
		    $this->instant = new Memcache();
	    } else {
		    $this->fallback = true;
	    }

    }

    function connectServer() {
        $server = $this->config['memcache'];
        if(count($server) < 1) {
            $server = array(
                array("127.0.0.1",11211),
            );
        }

        foreach($server as $s) {
            $name = $s[0]."_".$s[1];
            if(!isset($this->checked[$name])) {
	            try {
		            if(!$this->instant->addserver($s[0],$s[1])) {
			            $this->fallback = true;

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<?php

/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */

class phpfastcache_memcached extends BasePhpFastCache implements phpfastcache_driver  {

    var $instant;

    function checkdriver() {
        if(class_exists("Memcached")) {
            return true;
        }
	    $this->fallback = true;
       return false;
    }

    function __construct($config = array()) {

	    $this->setup($config);
	    if(!$this->checkdriver() && !isset($config['skipError'])) {
		    $this->fallback = true;
	    }
		if(class_exists("Memcached")) {
			$this->instant = new Memcached();
		} else {
			$this->fallback = true;
		}

    }

    function connectServer() {

	    if($this->checkdriver() == false) {
		    return false;
	    }

        $s = $this->config['memcache'];
        if(count($s) < 1) {
            $s = array(
                array("127.0.0.1",11211,100),
            );
        }

        foreach($s as $server) {
            $name = isset($server[0]) ? $server[0] : "127.0.0.1";
            $port = isset($server[1]) ? $server[1] : 11211;

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<?php

/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 *
 * Redis Extension with:
 * http://pecl.php.net/package/redis
 */


class phpfastcache_predis extends BasePhpFastCache implements phpfastcache_driver {

	var $checked_redis = false;

    function checkdriver() {
        // Check memcache
        if (! class_exists("\\Predis\\Client")) {
	    $this->required_extension("predis-1.0/autoload.php");
	    try {
		    Predis\Autoloader::register();
	    } catch(Exception $e) {

	    }
        }
        return true;
    }

    function __construct($config = array()) {
        $this->setup($config);
        if (! class_exists("\\Predis\\Client")) {
	    $this->required_extension("predis-1.0/autoload.php");
        }
    }

    function connectServer() {

	    $server = isset($this->config['redis']) ? $this->config['redis'] : array(
																			    "host" => "127.0.0.1",
																			    "port"  =>  "6379",
																			    "password"  =>  "",
																			    "database"  =>  ""
																		    );


	    if($this->checked_redis === false) {
			$c = array(
					"host"  => $server['host'],
			);

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<?php

/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 *
 * Redis Extension with:
 * http://pecl.php.net/package/redis
 */


class phpfastcache_redis extends BasePhpFastCache implements phpfastcache_driver {

	var $checked_redis = false;

    function checkdriver() {
        // Check memcache
        if(class_exists("Redis")) {
            return true;
        }
	    $this->fallback = true;
        return false;
    }

    function __construct($config = array()) {
        $this->setup($config);
        if(!$this->checkdriver() && !isset($config['skipError'])) {
	        $this->fallback = true;
        }
	    if(class_exists("Redis")) {
		    $this->instant = new Redis();
	    }

    }

    function connectServer() {

	    $server = isset($this->config['redis']) ? $this->config['redis'] : array(
																				    "host" => "127.0.0.1",
																				    "port"  =>  "6379",
																				    "password"  =>  "",
																				    "database"  =>  "",
		                                                                            "timeout"   => "1",
																			    );

	    if($this->checked_redis === false) {

		    $host = $server['host'];


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<?php

/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */


class phpfastcache_sqlite extends BasePhpFastCache implements phpfastcache_driver  {
    const SQLITE_DIR = 'sqlite';
    const INDEXING_FILE = 'indexing';

    var $max_size = 10; // 10 mb

    var $instant = array();
    var $indexing = NULL;
    var $path = "";

    var $currentDB = 1;

    /*
     * INIT NEW DB
     */
    function initDB(PDO $db) {
        $db->exec('drop table if exists "caching"');
        $db->exec('CREATE TABLE "caching" ("id" INTEGER PRIMARY KEY AUTOINCREMENT, "keyword" VARCHAR UNIQUE, "object" BLOB, "exp" INTEGER)');
        $db->exec('CREATE UNIQUE INDEX "cleanup" ON "caching" ("keyword","exp")');
        $db->exec('CREATE INDEX "exp" ON "caching" ("exp")');
        $db->exec('CREATE UNIQUE INDEX "keyword" ON "caching" ("keyword")');
    }

    /*
     * INIT Indexing DB
     */
    function initIndexing(PDO $db) {

        // delete everything before reset indexing
        $dir = @opendir($this->path);
        while($file = @readdir($dir)) {
            if($file!="." && $file!=".." && $file!=self::INDEXING_FILE && $file!="dbfastcache") {
                @unlink($this->path."/".$file);
            }
        }

        $db->exec('drop table if exists "balancing"');
        $db->exec('CREATE TABLE "balancing" ("keyword" VARCHAR PRIMARY KEY NOT NULL UNIQUE, "db" INTEGER)');
        $db->exec('CREATE INDEX "db" ON "balancing" ("db")');
        $db->exec('CREATE UNIQUE INDEX "lookup" ON "balancing" ("keyword")');


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<?php

/**
 * @author: hidongnan@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 * 
 * ssdb official website:
 * http://ssdb.io/
 */

class phpfastcache_ssdb extends BasePhpFastCache implements phpfastcache_driver {

    private $checked_ssdb = false;

    function checkdriver() {
        // Check memcache
        $this->required_extension("SSDB.php");
        if (class_exists("SimpleSSDB")) {
            return true;
        }
        $this->fallback = true;
        return false;
    }

    function __construct($config = array()) {
        $this->setup($config);
        if (!$this->checkdriver() && !isset($config['skipError'])) {
            $this->fallback = true;
        }
    }

    function connectServer() {

        $server = isset($this->config['ssdb']) ? $this->config['ssdb'] : array(
                                                                                "host" => "127.0.0.1",
                                                                                "port" => 8888,
                                                                                "password" => "",
                                                                                "timeout" => 2000,
                                                                              );

        if ($this->checked_ssdb === false) {
            $host = $server['host'];
            $port = isset($server['port']) ? (Int) $server['port'] : 8888;
            $password = isset($server['password']) ? $server['password'] : "";
            $timeout = isset($server['timeout']) ? (Int) $server['timeout'] : 2000;
            $this->instant = new SimpleSSDB($host, $port, $timeout);
            if (!empty($password)) {
                $this->instant->auth($password);
            }

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<?php
/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */

class phpfastcache_wincache extends BasePhpFastCache implements phpfastcache_driver  {

    function checkdriver() {
        if(extension_loaded('wincache') && function_exists("wincache_ucache_set"))
        {
            return true;
        }
	    $this->fallback = true;
        return false;
    }

    function __construct($config = array()) {
        $this->setup($config);
        if(!$this->checkdriver() && !isset($config['skipError'])) {
	        $this->fallback = true;
        }

    }

    function driver_set($keyword, $value = "", $time = 300, $option = array() ) {
        if(isset($option['skipExisting']) && $option['skipExisting'] == true) {
            return wincache_ucache_add($keyword, $value, $time);
        } else {
            return wincache_ucache_set($keyword, $value, $time);
        }
    }

    function driver_get($keyword, $option = array()) {
        // return null if no caching
        // return value if in caching

        $x = wincache_ucache_get($keyword,$suc);

        if($suc == false) {
            return null;
        } else {
            return $x;
        }
    }

    function driver_delete($keyword, $option = array()) {
        return wincache_ucache_delete($keyword);
    }

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<?php

/*
 * khoaofgod@gmail.com
 * Website: http://www.phpfastcache.com
 * Example at our website, any bugs, problems, please visit http://faster.phpfastcache.com
 */

class phpfastcache_xcache extends BasePhpFastCache implements phpfastcache_driver  {

    function checkdriver() {
        // Check xcache
        if(extension_loaded('xcache') && function_exists("xcache_get"))
        {
           return true;
        }
	    $this->fallback = true;
        return false;

    }

    function __construct($config = array()) {
        $this->setup($config);
        if(!$this->checkdriver() && !isset($config['skipError'])) {
	        $this->fallback = true;
        }

    }

    function driver_set($keyword, $value = "", $time = 300, $option = array() ) {

        if(isset($option['skipExisting']) && $option['skipExisting'] == true) {
            if(!$this->isExisting($keyword)) {
                return xcache_set($keyword,serialize($value),$time);
            }
        } else {
            return xcache_set($keyword,serialize($value),$time);
        }
        return false;
    }

    function driver_get($keyword, $option = array()) {
        // return null if no caching
        // return value if in caching
        $data = unserialize(xcache_get($keyword));
        if($data === false || $data == "") {
            return null;
        }
        return $data;
    }

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