yii2-captcha's Introduction

yii2 captcha

yii2 验证码功能，能够处理文字、数字及外文字符集功能。

yii2 captcha with Ability to recognize Arabic and Persian numbers.

Installation

The preferred way to install this extension is through composer.

Either run

php composer.phar require --prefer-dist daimakuai/yii2-captcha "*"

or add

"daimakuai/yii2-captcha": "*"

to the require section of your composer.json file.

Usage

Once the extension is installed, simply modify your controler, add or change methode actions():

    public function actions()
    {
        $this->layout = $this->setting['layout'];
        return [
            'error' => [
                'class' => 'yii\web\ErrorAction',
            ],
            'captcha' => [
                'class' => 'daimakuai\captcha\CaptchaAction',
                'type' => 'numbers', // 'numbers', 'letters' or 'default' (contains numbers & letters)
                'minLength' => 4,
                'maxLength' => 4,
            ],
        ];
    }

在视图里增加 In view

use daimakuai\captcha\Captcha;
<?=
$form->field($model, 'verifyCode')->widget(Captcha::className())
?>

或增加
or add
<?php echo Captcha::widget(['name'=>'captchaimg','captchaAction'=>'captcha']); ?>

在后台Action获取验证码并验证，添加如下代码
Where background checks are needed add.

<?php

$check = $this->createAction('captcha')->validate($captchCode, false);
if($check){
	//验证码正确
}else{
	//验证码错误
}
?>

Recommend Projects