PHP code example of demi / recaptcha

1. Go to this page and download the library: Download demi/recaptcha library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

demi / recaptcha example snippets


return [
    // reCAPTCHA API keys
    'reCAPTCHA.siteKey' => 'xxxxxxxxx',
    'reCAPTCHA.secretKey' => 'xxxxxxxxx',
];


<?= $form->field($model, 'captcha', ['enableAjaxValidation' => false])->label(false)
    ->widget('demi\recaptcha\ReCaptcha', ['siteKey' => Yii::$app->params['reCAPTCHA.siteKey']])


public function rules()
{
    return [
        // captcha
        [
            ['captcha'], 'demi\recaptcha\ReCaptchaValidator', 'secretKey' => Yii::$app->params['reCAPTCHA.secretKey'],
            'when' => function ($model) {
                /** @var $model self */
                return !$model->hasErrors() && Yii::$app->user->isGuest;
            }
        ],
}

/common/config/params.php