index.php

<?php



// Check if path is available or not empty

if(isset($_SERVER['PATH_INFO'])){
    $path= $_SERVER['PATH_INFO'];

    // Do a path split
    $path_split = explode('/', ltrim($path));

}else{
    // Set Path to '/'
    $path_split = '/';
}

if($path_split === '/'){
    /* match with index route
    *   Import IndexController and match requested method with it
    */
		require_once __DIR__.'/Models/indexModel.php';
    require_once __DIR__.'/Controllers/indexController.php';

        $req_model = new IndexModel();
        $req_controller = new IndexController($req_model);
				/**
				 *Model and Controller assignment with first letter as UPPERCASE
				 *@return Class;
				 */
		        $model = $req_model;
		        $controller = $req_controller;

		    /**
				 *Creating an Instance of the the model and the controller each
				 *@return Object;
				 */
		        $ModelObj = new $model;
		        $ControllerObj = new $controller($req_model);

		   /**
				 *Assigning Object of Class Init to a Variable, to make it Usable
				 *@return Method Name;
				 */
		        $method = $req_method;

		   /**
				 *Check if Controller Exist is not empty, then performs an
				 *action on the method;
				 *@return true;
				 */
		        if ($req_method != '')
	            {   

	       /**
					 *Outputs The Required controller and the req *method respectively
					 *@return Required Method;
					 */

	                print $ControllerObj->$method($req_param);

	            }
	            else
	            {
	            	/**
					 *This works in only when the Url doesnt have a parameter
					 *@return void;
					 */
	            	print $ControllerObj->index();
	            }
}else{
    // fetch corresponding controller
    $req_controller = $path_split[1];

		/**
		 *Set Required Model name
		 *@return model;
		 */
		$req_model = $path_split[1];

		/**
		 *Set Required Method name
		 *@return method;
		 */
		$req_method = isset($path_split[2])? $path_split[2] :'';

		/**
		 *Set Required Params
		 *@return params;
		 */
		$req_param = array_slice($path_split, 3);

		/**
		 *Check if Controller Exist
		 *@return void;
		 */
		$req_controller_exists = __DIR__.'/Controllers/'.$req_controller.'Controller.php';

		if (file_exists($req_controller_exists))
		{
			/**
			 *Requiring all the files needed i.e The Corresponding Model and Controller
			 *@return corresponding class respectively;
			 */
			require_once __DIR__.'/Models/'.$req_model.'Model.php';
	    require_once __DIR__.'/Controllers/'.$req_controller.'Controller.php';

	    	/**
			 *Model and Controller assignment with first letter as UPPERCASE
			 *@return Class;
			 */
	        $model = ucfirst($req_model).'Model';
	        $controller = ucfirst($req_controller).'Controller';

	    	/**
			 *Creating an Instance of the the model and the controller each
			 *@return Object;
			 */
	        $ModelObj = new $model;
	        $ControllerObj = new $controller(ucfirst($req_model.'Model'));

	   		/**
			 *Assigning Object of Class Init to a Variable, to make it Usable
			 *@return Method Name;
			 */
	        $method = $req_method;

	   		/**
			 *Check if Controller Exist is not empty, then performs an
			 *action on the method;
			 *@return true;
			 */
	        if ($req_method != '')
            {
				/**
				 *Outputs The Required controller and the req *method respectively
				 *@return Required Method;
				 */

                print $ControllerObj->$method($req_param);

            }
            else
            {
            	/**
				 *This works in only when the Url doesnt have a parameter
				 *@return void;
				 */
				print $ControllerObj->index();

            }
        }
        else
		{
			header('HTTP/1.1 404 Not Found');
            die('404 - The file - '.$app->req_controller.' - not found');
            //require the 404 controller and initiate it
            //Display its view
		}

}
?>