gistfile1.php

<?php
#File: app/code/core/Mage/Core/Controller/Varien/Router/Standard.php

    /**
     * Generating and validating class file name,
     * class and if evrything ok do include if needed and return of class name
     *
     * @return mixed
     */
    protected function _validateControllerClassName($realModule, $controller)
    {
        $controllerFileName = $this->getControllerFileName($realModule, $controller);        
        if (!$this->validateControllerFileName($controllerFileName)) {
        	var_dump($controllerFileName);
            return false;
        }

        $controllerClassName = $this->getControllerClassName($realModule, $controller);
        if (!$controllerClassName) {
            var_dump($controllerClassName);
            return false;
        }

        // include controller file if needed
        if (!$this->_includeControllerClass($controllerFileName, $controllerClassName)) {
            var_dump($controllerFileName . '----' . $controllerClassName);
            return false;
        }

        return $controllerClassName;
    }