PHP通过云服务平台实现短信验证码功能的方法

function send_sms(){
    $accessKeyId ="your_accessKeyId";
    $accessKeySecret ="your_accessKeySecret";

    // 连接阿里云接口的URL
    $url ="https://dysmsapi.aliyuncs.com/";

    // 定义参数数组
    $params = array(
        'PhoneNumbers' => '155xxxxxxx',
        'SignName' => '你的签名',
        'TemplateCode' => 'SMS_171112345',
        'TemplateParam' => '{"code":"123456"}',
        'AccessKeyId' => $accessKeyId,
        'SignatureMethod' => 'HMac-SHA1',
        'Timestamp' => gmdate("Y-m-dTH:i:sZ"),
        'SignatureVersion' => '1.0',
        'SignatureNonce' => uniqid(),
        'Action' => 'SendSms',
        'Version' => '2017-05-25',
    );

    // 根据参数数组生成URL签名串
    $params["Signature"] = compute_signature($params, $accessKeySecret);
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url.'?'.Http_build_query($params));
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_TIMEOUT, 10);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    $output = curl_exec($ch);
    curl_close($ch);
    return $output;
}

// 计算请求签名
function compute_signature($parameter, $accessKeySecret){
    ksort($parameter);
    $canonicalQueryString = '';
    foreach($parameter as $key => $value){
        $canonicalQueryString .= '&' . rawurlencode($key) . '=' . rawurlencode($value);
    }
    $stringToSign = 'GET&%2F&' . rawurlencode(substr($canonicalQueryString, 1));
    $signature = base64_encode(hash_hmac('sha1', $stringToSign, $accessKeySecret . '&', true));
    return $signature;
}

function send_verify_code($mobile, $code){
    $params = array(
        'PhoneNumbers' => $mobile,
        'TemplateCode' => 'SMS_17111xxxx', // 短信模板ID
        'SignName' => '填写你的签名', // 短信签名
        'TemplateParam' => '{"code":"'.$code.'"}' // 短信模板变量对应的实际值
    );
    $result = JSON_decode(send_sms($params));
    if($result->Code == 'OK'){
        return true;
    } else {
        return false;
    }
}