Bagaimana untuk menggunakan corak kaedah templat dalam PHP?

+----------------+
| AbstractClass  |
+----------------+
| + templateMethod() |
+----------------+

+----------------+
| ConcreteClass1  |
+----------------+
| + concreteMethod1() |
+----------------+

+----------------+
| ConcreteClass2  |
+----------------+
| + concreteMethod2() |
+----------------+

abstract class AbstractClass
{
    public function templateMethod()
    {
        $this->step1();
        $this->step2();
        $this->hookMethod();
    }

    protected abstract function step1();
    protected abstract function step2();
    protected function hookMethod() {}
}

class ConcreteClass1 extends AbstractClass
{
    protected function step1()
    {
        echo "ConcreteClass1: Step 1<br>";
    }

    protected function step2()
    {
        echo "ConcreteClass1: Step 2<br>";
    }
}

class ConcreteClass2 extends AbstractClass
{
    protected function step1()
    {
        echo "ConcreteClass2: Step 1<br>";
    }

    protected function step2()
    {
        echo "ConcreteClass2: Step 2<br>";
    }

    protected function hookMethod()
    {
        echo "ConcreteClass2: Hook Method<br>";
    }
}

class StudentManager
{
    public function showStudentList()
    {
        $students = // 获取学生数据
        $view = new StudentListView();
        $view->setStudents($students);
        $view->render();
    }

    public function showStudentDetail($id)
    {
        $student = // 获取学生数据
        $view = new StudentDetailView();
        $view->setStudent($student);
        $view->render();
    }
}