MultiStepForm

Introduction

MultiStepForm is Plugin to help your multi step form., _(*1)

Requirements

CakePHP >= 3.0

Setup

AppFormHelper, _(*2)

loadHelper('Form', [
            'className' => 'AppForm',
        ]);
    }
}

```

## Examples ##

1. Simple Form

```
loadComponent('MultiStepForm.MultiStepForm', [
            'whitelist' => [
                'index',
                'view',
                'add',
                'edit',
                'delete'
            ]
        ]);
    }

    /**
    * add
    */
    public function add()
    {
        $this->MultiStepForm->dispatch();
    }

    /**
    * add_input
    */
    public function add_input()
    {
        $topic = $this->MultiStepForm->getEntity();
        $this->set(compact('topic'));
        $this->render('add_input');
    }

    /**
    * add_confirm
    */
    public function add_confirm()
    {
        $topic = $this->MultiStepForm->getEntity();
        $this->set(compact('topic'));
        $this->render('add_confirm');
    }

    /**
    * add_finish
    */
    public function add_finish()
    {
        $data = $this->MultiStepForm->getData();
        $topic = $this->Topics->newEntity($data);
        if($this->Topics->save($topic)){
            $this->Flash->success('Success!');
        } else {
            $this->Flash->error('Error!');
        }

        $this->redirect(['action' => 'index']);
    }
}
```

```
// Submit Button
// 次の画面に進むためのボタン表示
// 第一引数は設置する画面名
// 第二引数はその他の設定
// nextlabel：ボタン名
// nextClass：ボタンのクラス
= $this->Form->next(); ?>
= $this->Form->next('add_input'); ?>
= $this->Form->next('add_input', [
    'nextlabel' => '次へ'
]); ?>
OR
// 次の画面もしくは、前の画面に進むためのボタン表示
// 第一引数は設置する画面名
// 第二引数はその他の設定
// nextlabel：ボタン名
// backlabel：ボタン名
// nextClass：ボタンのクラス
// backClass：ボタンのクラス
= $this->Form->nextOrBack(); ?>
= $this->Form->nextOrBack('add_input'); ?>
= $this->Form->nextOrBack('add_input', [
    'nextlabel' => '次へ',
    'backlabel' => '戻る',
]); ?>

Custom Form

Controller, _(*3)

<?php
namespace App\Controller;

use MultiStepForm\Controller\Traits\MultiStepFormTrait;

/**
* TopicsController
*/
class TopicsController extends Controller
{
    use MultiStepFormTrait;

    /**
    * initialize
    */
    public function initialize()
    {
        parent::initialize();
        // 通常のアクションとしてアクセスが必要な場合は whitelist に設定する
        $this->loadComponent('MultiStepForm.MultiStepForm', [
            'whitelist' => [
                'index',
                'view',
                'add',
                'edit',
                'delete'
            ]
        ]);
    }

    /**
    * edit
    */
    public function edit($id = null)
    {

        // $modelClass以外のTableを使用する場合
        $this->MultiStepForm->setTable('Projects');

        // デフォルトの設定を全て上書きする場合
        $this->MultiStepForm->setConfigMultiStep([
            'edit_first_input' => [
                'id' => $id,
                'back' => false,
                'next' => 'edit_second_input',
                'validate' => 'default',
                'multiple' => false,
                'associated' => []
            ],
            'edit_second_input' => [
                'id' => $id,
                'back' => 'edit_first_input',
                'next' => 'edit_third_input',
                'validate' => 'default',
                'multiple' => false,
                'associated' => []
            ],
            'edit_third_input' => [
                'id' => $id,
                'back' => 'edit_second_input',
                'next' => false,
                'validate' => 'default',
                'multiple' => false,
                'associated' => []
            ],
        ]);

        // デフォルトの設定を一部上書きする場合
        $this->MultiStepForm->mergeConfigMultiStep([
            'edit_input' => [
                'id' => $id
            ]
        ]);

        // Hash パス構文で設定を上書きする場合
        $this->MultiStepForm->insertConfigMultiStep('edit_second_input.validate', false);
        $this->MultiStepForm->insertConfigMultiStep('{*}.validate', false);


        $this->MultiStepForm->dispatch();
    }

Model Less Form

<?php
namespace App\Controller;

use App\Controller\AppController;
use App\Form\ContactsForm;
use Cake\Event\Event;
use MultiStepForm\Controller\Traits\ModelLessMultiStepFormTrait;

/**
 * ContactsController
 */
class ContactsController extends AppController
{
    use ModelLessMultiStepFormTrait;

    /**
     * initialize
     *
     * @return void
     */
    public function initialize()
    {
        parent::initialize();
        // 通常のアクションとしてアクセスが必要な場合は whitelist に設定する
        $this->loadComponent('MultiStepForm.ModelLessMultiStepForm', [
            'whitelist' => [
                'index',
                'thanks'
            ]
        ]);
    }

    /**
     * index
     *
     * @return void
     */
    public function index()
    {
        $form = new ContactsForm();
        $this->ModelLessMultiStepForm->setForm($form);
        $this->ModelLessMultiStepForm->dispatch();
    }

    /**
     * index_input
     *
     * @return void
     */
    public function index_input()
    {
        $form = $this->ModelLessMultiStepForm->getForm();
        $this->set(compact('form'));
        $this->render('index');
    }

    /**
     * index_confirm
     *
     * @return void
     */
    public function index_confirm()
    {
        $form = $this->ModelLessMultiStepForm->getForm();
        $data = $this->ModelLessMultiStepForm->getData();
        $this->set(compact('form', 'data'));
        $this->render('index_confirm');
    }

    /**
     * index_finish
     *
     * @return void
     */
    public function index_finish()
    {
        $data = $this->ModelLessMultiStepForm->getData();
        $form = $this->ModelLessMultiStepForm->getForm();
        if ($form->execute($data)) {
            $this->redirect(['action' => 'thanks']);
        } else {
            $this->redirect(['action' => 'index']);
        }
    }

    /**
     * thanks
     *
     * @return void
     */
    public function thanks()
    {
    }
}