<?php
class Sms {
    // 保存错误信息
    public $error;
    // Access Key ID
    private $accessKeyId = '';
    // Access Access Key Secret
    private $accessKeySecret = '';
    // 签名
    private $signName = '';
    // 模版ID
    private $templateCode = '';
    public function __construct($cofig = array()) {
        $cofig = array (
                'accessKeyId' => 'LTAID9K4VZkvWBab',
                'accessKeySecret' => 'vXyIWjb3QykKgE64cqU9yjjkpUq0N5',
                'signName' => 'L给用户的提醒',
                'templateCode' => 'SMS_126865745'
        );
        // 配置参数
        $this->accessKeyId = $cofig ['accessKeyId'];
        $this->accessKeySecret = $cofig ['accessKeySecret'];
        $this->signName = $cofig ['signName'];
        $this->templateCode = $cofig ['templateCode'];
    }
    private function percentEncode($string) {
        $string = urlencode ( $string );
        $string = preg_replace ( '/\+/', '%20', $string );
        $string = preg_replace ( '/\*/', '%2A', $string );
        $string = preg_replace ( '/%7E/', '~', $string );
        return $string;
    }
    /**
     * 签名
     *
     * @param unknown $parameters            
     * @param unknown $accessKeySecret            
     * @return string
     */
    private function computeSignature($parameters, $accessKeySecret) {
        ksort ( $parameters );
        $canonicalizedQueryString = '';
        foreach ( $parameters as $key => $value ) {
            $canonicalizedQueryString .= '&' . $this->percentEncode ( $key ) . '=' . $this->percentEncode ( $value );
        }
        $stringToSign = 'GET&%2F&' . $this->percentencode ( substr ( $canonicalizedQueryString, 1 ) );
        $signature = base64_encode ( hash_hmac ( 'sha1', $stringToSign, $accessKeySecret . '&', true ) );
        return $signature;
    }
    /**
     * @param unknown $mobile            
     * @param unknown $verify_code            
     *
     */
    public function send_verify($mobile, $verify_code) {
        $params = array (   //此处作了修改
                'SignName' => $this->signName,
                'Format' => 'JSON',
                'Version' => '2017-05-25',
                'AccessKeyId' => $this->accessKeyId,
                'SignatureVersion' => '1.0',
                'SignatureMethod' => 'HMAC-SHA1',
                'SignatureNonce' => uniqid (),
                'Timestamp' => gmdate ( 'Y-m-d\TH:i:s\Z' ),
                'Action' => 'SendSms',
                'TemplateCode' => $this->templateCode,
                'PhoneNumbers' => $mobile,
                'TemplateParam' => '{"name":"' . $verify_code . '"}' 
                //'TemplateParam' => '{"name":"{$verify_code}"}'   //更换为自己的实际模版
        );
        //var_dump($params);die;
        // 计算签名并把签名结果加入请求参数
        $params ['Signature'] = $this->computeSignature ( $params, $this->accessKeySecret );
        // 发送请求（此处作了修改）
        //$url = 'https://sms.aliyuncs.com/?' . http_build_query ( $params );
        $url = 'http://dysmsapi.aliyuncs.com/?' . http_build_query ( $params );
         
        $ch = curl_init ();
        curl_setopt ( $ch, CURLOPT_URL, $url );
        curl_setopt ( $ch, CURLOPT_SSL_VERIFYPEER, FALSE );
        curl_setopt ( $ch, CURLOPT_SSL_VERIFYHOST, FALSE );
        curl_setopt ( $ch, CURLOPT_RETURNTRANSFER, 1 );
        curl_setopt ( $ch, CURLOPT_TIMEOUT, 10 );
        $result = curl_exec ( $ch );
        curl_close ( $ch );
        $result = json_decode ( $result, true );
        //var_dump($result);die;
        if (isset ( $result ['Code'] )) {
            $this->error = $this->getErrorMessage ( $result ['Code'] );
            return false;
        }
        return true;
    }
    /**
     * 获取详细错误信息
     *
     * @param unknown $status            
     */
    public function getErrorMessage($status) {
        // 阿里云的短信 乱八七糟的(其实是用的阿里大于)
        // <a href="https://api.alidayu.com/doc2/apiDetail?spm=a3142.7629140.1.19.SmdYoA&apiId=25450" target="_blank" rel="nofollow">https://api.alidayu.com/doc2/apiDetail?spm=a3142.7629140.1.19.SmdYoA&apiId=25450</a>
        $message = array (
                'InvalidDayuStatus.Malformed' => '账户短信开通状态不正确',
                'InvalidSignName.Malformed' => '短信签名不正确或签名状态不正确',
                'InvalidTemplateCode.MalFormed' => '短信模板Code不正确或者模板状态不正确',
                'InvalidRecNum.Malformed' => '目标手机号不正确，单次发送数量不能超过100',
                'InvalidParamString.MalFormed' => '短信模板中变量不是json格式',
                'InvalidParamStringTemplate.Malformed' => '短信模板中变量与模板内容不匹配',
                'InvalidSendSms' => '触发业务流控',
                'InvalidDayu.Malformed' => '变量不能是url，可以将变量固化在模板中'
        );
        if (isset ( $message [$status] )) {
            return $message [$status];
        }
        return $status;
    }
}

<?php
include("ALiYunMessage_class.php");
if($_SERVER['REQUEST_METHOD'] == 'POST')
{
    if(empty($_POST["phone"]))
    {
        echo "请填写手机号";
        exit();
    }
    else if(empty($_POST["UserName"]))
    {
        echo "请填写用户名";
        exit();
    }
    else
    {
        $phone=$_POST["phone"];
        $UserName=$_POST["UserName"];
        $sms = new Sms();
        $status = $sms->send_verify($phone,$UserName);
        if(!$status)
        {
            echo $sms->error;
            exit();
        }
    }
    echo "发送成功！";
}
?>

function SentMessage(username,phone)
      {
          var xmlhttp=new XMLHttpRequest();
              xmlhttp.onreadystatechange=function()
              {
                if (xmlhttp.readyState==4 && xmlhttp.status==200)
                {
                    alert(xmlhttp.responseText);
                }
              }
          var data = "UserName="+username+"&phone="+phone;
          xmlhttp.open("POST","bin/SentMessage.php",true);
          xmlhttp.setRequestHeader("Content-type","application/x-www-form-urlencoded");
          xmlhttp.send(data);
      }