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PHP MVC 从零学起(1)

程序员文章站 2022-03-31 09:11:42
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1. [文件] mvc_1_2014-12-8.7z

PHP MVC 从零学起(1)mvc_1_2014-12-8.7z

2. [代码]index.php

<?php
// 定义路径
define('MVC_PATH', dirname(__FILE__));
define('CONTROLLERS_PATH', MVC_PATH.'/controllers');
define('VIEWS_PATH', MVC_PATH . '/views');


$mod = $_REQUEST['mod'] = !empty($_REQUEST['mod']) ? $_REQUEST['mod'] : 'main';
$act = $_REQUEST['act'] = !empty($_REQUEST['act']) ? $_REQUEST['act'] : 'index';
require CONTROLLERS_PATH . '/controller.php';
require CONTROLLERS_PATH . '/' . $mod . '.php';
$c = new $mod();
$c->$act();
?>

3. [代码]controllers/controller.php

<?php
class controller {
    
    public function display($template, $data){
        extract($data);
        ob_start();
        include VIEWS_PATH . '/' . $template;
        $content = ob_get_contents();
        ob_end_clean();
        exit($content);
    }
}
?>

4. [代码]controllers/main.php

<?php
class main extends controller {
    
    public function index(){
        $data = array('a' => 'hello word!');
        $this->display('index.php', $data);
    }
}
?>

5. [代码]views/index.php

<?php echo $a;?>