toutpratique/controllers/front/PostEditoController.php

<?php
require_once _PS_MODULE_DIR_.'cmsps/classes/CmsPsEdito.php';

class PostEditoControllerCore extends FrontController
{
	public $php_self = 'postedito';
	public $postedito;

	public function canonicalRedirection($canonical_url = '') {
		parent::canonicalRedirection($this->context->link->getPostEditoLink($this->postedito->id));
	}

	public function init() {
		$id_post_edito = Tools::getValue('id_post_edito', 0);		
		$this->postedito = new CmsPsEdito($id_post_edito, $this->context->language->id);
	
		if (!Validate::isLoadedObject($this->postedito)
			|| !$this->postedito->active) {
			header('HTTP/1.1 404 Not Found');
			header('Status: 404 Not Found');
		}
		parent::init();
	}

	public function initContent() {
		parent::initContent();

		$this->context->smarty->assign(array(
			// 'path'	=> Tools::getPath($this->postedito->id, '', FALSE, 'postedito'),
			'post' => $this->postedito
		));

		// $this->setTemplate(_PS_THEME_DIR_.'postedito.tpl');
	}

}