php 手机验证码

// 示例代码：使用腾讯云短信服务发送验证码
require 'vendor/autoload.php';

use TencentCloud\Common\Credential;
use TencentCloud\Common\Profile\ClientProfile;
use TencentCloud\Common\Exception\TencentCloudSDKException;
use TencentCloud\Sms\V20190711\SmsClient;
use TencentCloud\Sms\V20190711\Models\SendSmsRequest;

$cred = new Credential("SecretId", "SecretKey");
$clientProfile = new ClientProfile();
$clientProfile->setHttpProfile(new HttpProfile());
$clientProfile->getHttpProfile()->setEndpoint("sms.tencentcloudapi.com");

$client = new SmsClient($cred, "ap-guangzhou", $clientProfile);

$req = new SendSmsRequest();
$req->SmsSdkAppId = "SmsSdkAppId";
$req->Sign = "腾讯云";
$req->TemplateId = "TemplateId";
$req->PhoneNumberSet = ["+8612345678901"];
$req->TemplateParamSet = ["123456"];

try {
    $resp = $client->SendSms($req);
    echo $resp->toJsonString();
} catch (TencentCloudSDKException $e) {
    echo "error: " . $e->getMessage();
}

// 示例代码：验证用户输入的验证码
$code = $_POST['code'];
$validCode = getValidCodeFromSession(); // 从Session中获取验证码

if ($code == $validCode) {
    echo "验证成功";
} else {
    echo "验证码错误或已过期";
}

// 示例代码：设置验证码发送频率限制
$ip = $_SERVER['REMOTE_ADDR'];
$key = "rate_limit:$ip";
$current = getRedisValue($key); // 从Redis中获取当前IP的请求次数

if ($current >= 60) { // 每分钟最多60次请求
    echo "请求过于频繁，请稍后再试";
} else {
    setRedisValue($key, ++$current, 60); // 设置60秒过期时间
    // 发送验证码逻辑
}