Yii Framework: Example Twig

main.php

<?php
return array(
    'components' => array(
        ...
        'viewRenderer' => array(
            'class' => 'ext.ETwigViewRenderer',
            'globals' => array(
                'Yii' => 'Yii',
                'Captcha' => 'CCaptcha',
            ),
            'functions' => array(
                'link' => 'CHtml::link',
                'form' => 'CHtml::beginForm',
                'endform' => 'CHtml::endForm',
                'sform' => 'CHtml::statefulForm',
                'errors' => 'CHtml::errorSummary',
                '_text' => 'CHtml::textField',
                'label' => 'CHtml::activeLabel',
                'text' => 'CHtml::activeTextField',
                'password' => 'CHtml::activePasswordField',
                'checkbox' => 'CHtml::activeCheckBox',
                'submit' => 'CHtml::submitButton',
            ),
        ),
        ...

register.php

<?php if (Yii::app()->user->hasFlash('error')): ?>
<div class="flash-error">
    <div class="center">
        <?php echo Yii::app()->user->getFlash('error'); ?><br />
        <?php echo CHtml::link('新規登録画面に戻る', array('/user/register')); ?> 
    </div><!-- /.center -->
</div><!-- /.flash-error -->
<?php else: ?>

<p>
    新規登録を行います<br />
    以下のフォームに必要な情報を入力してください
</p>

<div class="form">
    <?php echo CHtml::statefulForm(); ?> 
    <?php echo CHtml::errorSummary($model); ?>

    <div class="row">
        <?php echo CHtml::activeLabel($model, 'username'); ?> 
        <?php echo CHtml::activeTextField($model, 'username', array('maxlength' => 32)); ?> 
    </div><!-- /.row -->

    <div class="row">
        <?php echo CHtml::activeLabel($model, 'email'); ?> 
        <?php echo CHtml::activeTextField($model, 'email', array('maxlength' => 64)); ?> 
    </div><!-- /.row -->

    <div class="row">
        <?php echo CHtml::activeLabel($model, 'password'); ?> 
        <?php echo CHtml::activePasswordField($model, 'password', array('maxlength' => 64)); ?> 
    </div><!-- /.row -->

    <div class="row">
        <?php echo CHtml::activeLabel($model, 'verifyPassword'); ?> 
        <?php echo CHtml::activePasswordField($model, 'verifyPassword', array('maxlength' => 64)); ?>
    </div><!-- /.row -->

    <?php if (CCaptcha::checkRequirements()): ?>
    <div class="row">
        <?php $this->widget('CCaptcha'); ?> 
        <?php echo CHtml::activeLabel($model, 'verifyCode'); ?> 
        <?php echo CHtml::activeTextField($model,'verifyCode'); ?> 
    </div><!-- /.row -->
    <?php endif; ?>

    <div class="row buttons">
        <?php echo CHtml::submitButton('登録内容を確認する', array('name' => 'confirm')); ?> 
    </div><!-- /.row buttons -->

    <?php echo CHtml::endForm(); ?>
</div><!-- /.form -->
<?php endif; ?>

register.twig

{% if App.user.hasFlash('error') %}
<div class="flash-error">
    <div class="center">
        {{ App.user.getFlash('error') }}<br />
        {{ link('新規登録画面に戻る', ['/user/register']) }}
    </div><!-- /.center -->
</div><!-- /.flash-error -->
{% else %}

<p>
    新規登録を行います<br />
    以下のフォームに必要な情報を入力してください
</p>

<div class="form">
    {{ sform() }}
    {{ errors(model) }}

    <div class="row">
        {{ label(model, 'username') }}
        {{ text(model, 'username', {'maxlength': 32}) }}
    </div><!-- /.row -->

    <div class="row">
        {{ label(model, 'email') }}
        {{ text(model, 'email', {'maxlength': 64}) }}
    </div><!-- /.row -->

    <div class="row">
        {{ label(model, 'password') }}
        {{ password(model, 'password', {'maxlength': 64}) }}
    </div><!-- /.row -->

    <div class="row">
        {{ label(model, 'verifyPassword') }}
        {{ password(model, 'verifyPassword', {'maxlength': 64}) }}
    </div><!-- /.row -->

    {% if Captcha.checkRequirements %}
    <div class="row">
        {{ this.widget('CCaptcha', [], true) }}
        {{ label(model, 'verifyCode') }}
        {{ text(model, 'verifyCode') }}
    </div><!-- /.row -->
    {% endif %}

    <div class="row buttons">
        {{ submit('登録内容を確認する', {'name': 'confirm'}) }}
    </div><!-- /.row buttons -->

    {{ endform() }}
</div><!-- /.form -->
{% endif %}