Multiple Nested Forms with Yii and Bootstrap Extension

gistfile1.aw

<?php

// Controller
// 
// Company fields => address_id, idenity_id
//

  public function actionCreate()
  {
    $model          = new Company;
    $model_address  = new Address;
    $model_identity = new Identity;

    if(isset($_POST['Address']) and isset($_POST['Identity']))
    {
      $model_identity->attributes = $_POST['Identity'];
      $model_address->attributes  = $_POST['Address'];

      if($model_address->save() and $model_identity->save())
      {
        $model->address_id  = $model_address->id;
        $model->identity_id = $model_identity->id;
        $model->save();

        $this->redirect(array('view','id'=>$model->id));
      }
    }

    $this->render('create', array('model' => $model, 'model_address' => $model_address, 'model_identity' => $model_identity));
  }

  public function actionUpdate($id)
  {
    $model          = $this->loadModel($id);
    $model_address  = Address::model()->findByPk($model->address_id);
    $model_identity = Identity::model()->findByPk($model->identity_id);

    if(isset($_POST['Address']) and isset($_POST['Identity']))
    {
      $model_identity->attributes = $_POST['Identity'];
      $model_address->attributes  = $_POST['Address'];

      if($model_address->save() and $model_identity->save())
      {
        $model->address_id  = $model_address->id;
        $model->identity_id = $model_identity->id;
        $model->save();

        $this->redirect(array('view','id'=>$model->id));
      }
    }

    $this->render('update', array('model' => $model, 'model_address' => $model_address, 'model_identity' => $model_identity));
  }

// Company _form view

<p class="well"><?= Yii::t('app', 'required_field') ?></p>

<?php
$form = $this->beginWidget('bootstrap.widgets.BootActiveForm', array(
    'htmlOptions' => array('class'=>'well'),
    'id' => 'user-form',
	  'enableClientValidation'=>true,
)); ?>

<fieldset>
<legend>Adresse</legend>
<?php $this->renderPartial('//addresses/_field_form', array('model' => $model_address, 'form' => $form));?>
<fieldset>

<fieldset>
<legend>Identité</legend>
<?php $this->renderPartial('//identities/_field_form', array('model' => $model_identity, 'form' => $form));?>
</fieldset>

<?php $this->renderPartial('//shared/_form_button', array('label' => $model->isNewRecord ? 'Création' : 'Sauvegarde'));?>

<?php $this->endWidget(); ?>


// View //addresses/_field_form'

<?php if(Yii::app()->request->isPostRequest) $model->validate(); // Je revalide pour recharger les messages d'erreurs ?>
<?php echo $form->errorSummary($model); ?>

<?php echo $form->textFieldRow($model,  'address'); ?>
<?php echo $form->textFieldRow($model,  'address_comp'); ?>
<?php echo $form->textFieldRow($model,  'cp'); ?>
<?php echo $form->textFieldRow($model,  'city'); ?>
<?php echo $form->textAreaRow($model,   'comment'); ?>

// View //identities/_field_form'

<?php if(Yii::app()->request->isPostRequest) $model->validate(); // Je revalide pour recharger les messages d'erreurs ?>
<?php echo $form->errorSummary($model); ?>

<?php echo $form->textFieldRow($model,     'firstname'); ?>
<?php echo $form->textFieldRow($model,     'lastname'); ?>
<?php echo $form->textFieldRow($model,     'company'); ?>
<?php echo $form->textFieldRow($model,     'phone'); ?>
<?php echo $form->textFieldRow($model,     'phone1'); ?>
<?php echo $form->textFieldRow($model,     'phone2'); ?>
<?php echo $form->textFieldRow($model,     'fax'); ?>
<?php echo $form->textFieldRow($model,     'email1'); ?>
<?php echo $form->textFieldRow($model,     'email2'); ?>
<?php echo $form->textFieldRow($model,     'civilite_id'); ?>

// View //shared/_form_button'

<div class="form-actions">
    <?php $this->widget('bootstrap.widgets.BootButton', array('buttonType'=>'submit', 'type'=>'primary', 'icon'=>'ok white', 'label'=> $label )); ?>
    <?php $this->widget('bootstrap.widgets.BootButton', array('buttonType'=>'reset', 'icon'=>'remove',  'label'=>'Annuler')); ?>
</div>