1 <?php

     2 

     3 /**

     4  * PDO Cache Handler with GZIP support

     5  * Example usage :

     6  *      $cnx    =   new PDO("mysql:host=localhost;dbname=mydb", "username", "password");

     7  *      $smarty->setCachingType('pdo_gzip');

     8  *      $smarty->loadPlugin('Smarty_CacheResource_Pdo_Gzip');

     9  *      $smarty->registerCacheResource('pdo_gzip', new Smarty_CacheResource_Pdo_Gzip($cnx, 'smarty_cache'));

    10  *

    11  * @require Smarty_CacheResource_Pdo class

    12  * @author  Beno!t POLASZEK - 2014

    13  */

    14 require_once 'cacheresource.pdo.php';

    15 

    16 class Smarty_CacheResource_Pdo_Gzip extends Smarty_CacheResource_Pdo {

    17 

    18     /* 

    19      * Encodes the content before saving to database 

    20      * 

    21      * @param string $content 

    22      * @return string $content 

    23      * @access protected 

    24      */

    25     protected function inputContent($content) {

    26         return gzdeflate($content);

    27     }

    28 

    29     /* 

    30      * Decodes the content before saving to database 

    31      * 

    32      * @param string $content 

    33      * @return string $content 

    34      * @access protected 

    35      */

    36     protected function outputContent($content) {

    37         return gzinflate($content);

    38     }

    39 } 

    40