Cache class that can be used in the ca-sdk-loader project. This integrates with the caching system of Drupal

CaDrupalCache.php

<?php

  class CaDrupalCache {

    private $cacheTable = 'cache';
    private $expire = 3600;

    public function __construct($config=array()) {
      if(isset($config['cache_table']) && $config['cache_table'] != null) {
        $this->cacheTable = $config['cache_table'];
      }
      if(isset($config['expire']) && $config['expire'] != null) {
        $this->expire = $config['expire'];
      }
    }

    public function load($key) {
      $cache = cache_get($key, $this->cacheTable);

      if(isset($cache->expire) && $cache->expire <= time()) {
        return null;
      }
      if($cache) {
        return $cache->data;
      }

      return null;
    }

    public function save($value, $key) {

      if($this->expire > 0) {
        $e = time() + $this->expire;
      } else {
        $e = $this->expire;
      }

      cache_set($key, $value, $this->cacheTable, $e);
      return $this;
    }

  }

?>