Système de version automatique pour les assets afin de garantir que les fichiers css/js soient toujours à jour

backend/assets/AppAsset.php

 namespace backend\assets;
 
 use yii\web\AssetBundle;
+use yii ;
 
 /**
  * @author Qiang Xue <qiang.xue@gmail.com>
 {
     public $basePath = '@webroot';
     public $baseUrl = '@web';
-    public $css = [
-        'css/site.css',
-        //'../../frontend/web/js/jquery-ui-1.11.4.custom/jquery-ui.min.css',
-        //'../../frontend/web/js/jquery-ui-1.11.4.custom/jquery-ui.theme.css',
-        'css/screen.css?v=2',
-    ];
-    public $js = [
-    	'js/jquery-ui-1.12.1.custom/jquery-ui.min.js',
-    	'js/lechatdesnoisettes.js?v=2',
-    ];
+    public $css = [];
+    public $js = [];
     public $depends = [
         'yii\bootstrap\BootstrapAsset',
         'yii\web\YiiAsset',
     ];
+    
+    public function __construct() {
+        parent::__construct() ;
+        
+        // css
+        $this->css[] = 'css/site.css?v='.filemtime(Yii::getAlias('@app/web/css/site.css')) ;
+        $this->css[] = 'css/screen.css?v='.filemtime(Yii::getAlias('@app/web/css/screen.css')) ;
+        
+        // js
+        $this->js[] = 'js/jquery-ui-1.12.1.custom/jquery-ui.min.js?v='.filemtime(Yii::getAlias('@app/web/js/jquery-ui-1.12.1.custom/jquery-ui.min.js')) ;
+        $this->js[] = 'js/lechatdesnoisettes.js?v='.filemtime(Yii::getAlias('@app/web/js/lechatdesnoisettes.js')) ; 
+    }
 }

frontend/assets/AppAsset.php

 namespace frontend\assets;
 
 use yii\web\AssetBundle;
+use yii ;
 
 /**
  * @author Qiang Xue <qiang.xue@gmail.com>
 {
     public $basePath = '@webroot';
     public $baseUrl = '@web';
-    public $css = [
-    	'bootstrap/css/bootstrap.min.css',
-    	'bootstrap/css/bootstrap-theme.min.css',
-    	'js/bjqs/bjqs.css',
-    	'js/jquery-ui-1.11.4.custom/jquery-ui.min.css',
-    	'js/jquery-ui-1.11.4.custom/jquery-ui.theme.css',
-    	'js/lightbox/css/lightbox.css',
-        'css/screen.css?v=3',
-    ];
-    public $js = [
-    	// > on le met dans le head
-    	// 'js/html5shiv.min.js',
-    	// > déjà présent 
-    	//'js/jquery-1.11.2.min.js',
-    
-    	'bootstrap/js/bootstrap.min.js',
-    	'js/vegas/jquery.vegas.js',
-    	'js/vegas/jquery.vegas.js',
-    	'js/bjqs/bjqs-1.3.min.js',
-    	'js/jquery-ui-1.11.4.custom/jquery-ui.min.js',
-    	'js/lightbox/js/lightbox.min.js',
-    	'js/lechatdesnoisettes.js?v=3',
-        'js/boulange.js',
-    ];
+    public $css = [];
+    public $js = [];
     public $depends = [
         'yii\web\YiiAsset',
         'yii\bootstrap\BootstrapAsset',
     ];
+    
+    public function __construct() {
+        parent::__construct() ;
+        
+        // css
+        $this->addAsset('css','bootstrap/css/bootstrap.min.css') ;
+        $this->addAsset('css','bootstrap/css/bootstrap-theme.min.css');
+        $this->addAsset('css','js/bjqs/bjqs.css');
+        $this->addAsset('css','js/jquery-ui-1.11.4.custom/jquery-ui.min.css');
+        $this->addAsset('css','js/jquery-ui-1.11.4.custom/jquery-ui.theme.css');
+        $this->addAsset('css','js/lightbox/css/lightbox.css');
+        $this->addAsset('css','css/screen.css');
+
+        // js
+        $this->addAsset('js','bootstrap/js/bootstrap.min.js');
+        $this->addAsset('js','js/vegas/jquery.vegas.js');
+        $this->addAsset('js','js/bjqs/bjqs-1.3.min.js');
+        $this->addAsset('js','js/jquery-ui-1.11.4.custom/jquery-ui.min.js');
+        $this->addAsset('js','js/lightbox/js/lightbox.min.js');
+        $this->addAsset('js','js/lechatdesnoisettes.js');
+        $this->addAsset('js','js/boulange.js');
+    }
+    
+    public function addAsset($type, $path) 
+    {
+        $this->$type[] = $path.'?v='.filemtime(Yii::getAlias('@app/web/'.$path)) ;
+    }
 }