Timber\PostCollection::init PHP Méthode

    protected static function init($posts, $post_class)
    {
        $returned_posts = array();
        if (is_null($posts)) {
            $posts = array();
        }
        foreach ($posts as $post_object) {
            $post_type = get_post_type($post_object);
            $post_class_use = PostGetter::get_post_class($post_type, $post_class);
            // Don't create yet another object if $post_object is already of the right type
            if (is_a($post_object, $post_class_use)) {
                $post = $post_object;
            } else {
                $post = new $post_class_use($post_object);
            }
            if (isset($post->ID)) {
                $returned_posts[] = $post;
            }
        }
        return self::maybe_set_preview($returned_posts);
    }