AutoLoader.class.php

<?php

class AutoLoader {

    public function __construct() {
        spl_autoload_register( array($this, 'load') );
        // spl_autoload_register(array($this, 'loadComplete'));
    }

    // This method will be automatically executed by PHP whenever it encounters an unknown class name in the source code
    private function load($className) {
        $paths = array('/classes/','/model/','/controller/');
        $fileToLoad = null;
        $i = 0;

        do{
            $fileToLoad = __ROOT_DIR . $paths[$i] . ucfirst($className
            ) . '.class.php';
            $i++;
        } while(!is_readable($fileToLoad) && $i<count($paths));

        if(! is_readable($fileToLoad)){
            throw new Exception('Unknown class '.$className);
        }
        
        require_once($fileToLoad);

        if(strlen(strstr($fileToLoad,'/model/'))>0){
            $sqlFileToLoad = __ROOT_DIR . '/sql/' . ucfirst($className) . '.sql.php';
            if(is_readable($sqlFileToLoad)){
                require_once($sqlFileToLoad);
            }
        }
    }
}

$__LOADER = new AutoLoader();