[英]controller how to connect model example
How to connect model in controller?如何在控制器中连接模型? should I use require 'model.php' in 'controller.php'
我应该在 'controller.php' 中使用 require 'model.php'
controller.php控制器.php
class IndexController {
public function __construct(){
require 'models/system_db';
}
public function index(){
if(empty($_GET)){
// get data from model
} else {
$get_page = $_GET['page'];
}
}
}
model.php模型.php
class system_db{
public function __construct(){
require_once '../config/connect_db.php';
$dbconnect = new dbconnect();
$dbconnect_system_db = $dbconnect->system_db();
}
}
connect_db.php连接数据库.php
class dbconnect {
private $host = 'localhost';
private $dbname;
private $user;
private $password;
public function system_db() {
$dbname = 'system_db';
$user = 'user';
$password = 'password';
try {
$dbh = new PDO('mysql:host='.$host.';dbname='.$dbname.'', $user, $password);
$dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch (PDOException $e) {
die();
}
return $dbh;
}
public function another_db() {}
}
Since you are looking into the MVC paradigm you should also look into autoloading PHP classes.由于您正在研究 MVC 范式,因此您还应该研究自动加载 PHP 类。 This way you wont have to manually include/require individual files in your controllers.
这样您就不必在控制器中手动包含/要求单个文件。
Here is a the from php.net on autolaoding http://www.php.net/manual/en/language.oop5.autoload.php这是来自 php.net 的 autolaoding http://www.php.net/manual/en/language.oop5.autoload.php
Yes you should include your modele in your controller, exemple :是的,您应该在控制器中包含您的模型,例如:
conroller.php控制器.php
include(dirname(__FILE__).'/../modeles/profils.php');
profils.php :配置文件.php :
function users_profils()
{
$users = array();
$req = mysql_query("SELECT id, name, cv, DATE_FORMAT(date, '%d/%m/%Y %H') AS date_formatee, contenu
FROM users_tab
ORDER BY date DESC");
while ($data = mysql_fetch_assoc($req))
{
$users[] = $data;
}
return $news;
}
Good luck!祝你好运!
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