magento-cusom-cache.php

<?php
class Inchoo_Edu_Model_Example
{
	
	/* 
	 * Custom cache example
	 * 
	 * @see: Directory, Adminhtml_Block, etc.
	 * 
	 */
	
	public function getData()
	{
		$cacheKey = 'INCHOO_EDU_DATA';
		
		if (Mage::app()->useCache('config') && $cache = Mage::app()->loadCache($cacheKey)) {
			$result = unserialize($cache);
		
		} else {
			// REAL LOGIC GOES HERE
			$result = $this->getRealData();
			
			if (Mage::app()->useCache('config')) {
				Mage::app()->saveCache(serialize($result), $cacheKey, array('config'), 24*60*60);
			}
		}

	}
	
	public function getRealData()
	{
		//hard core query, curl data, etc.
		return array('I','am','Inchooer');
	}
	
	
}