composer require hyperf-ext/captchaphp bin/hyperf.php vendor:publish hyperf-ext/captcha字体文件默认发布到
<root>/storage/fonts目录。
组件依赖 hyperf-ext/encryption 组件加解密 key,依赖 hyperf/cache 组件暂存使用过的 key,您需要发布这些组件的配置:
php bin/hyperf.php vendor:publish hyperf-ext/encryption
php bin/hyperf.php vendor:publish hyperf/cacheuse Hyperf\Utils\ApplicationContext;
use HyperfExt\Captcha\CaptchaFactory;
$captchaFactory = ApplicationContext::getContainer()->get(CaptchaFactory::class);
// 生成
$captcha = $captchaFactory->create();
$response = [
'key' => $captcha->getKey(),
'blob' => $captcha->getBlob()->toDataUrl(),
'ttl' => $captcha->getTtl(),
];
// 验证
$captchaFactory->validate($key, $text);您可将 key 与用户输入用逗号 , 连接后传递给 captcha 验证规则来自动完成验证,验证成功的 key 将被自动暂存到缓存中直至该 key 过期。