阿里sms的精简调用，单个php文件，http调用，拿走不谢

<?php

$accessKeyId = "XXXXXXXXXXX";                           //自己的accessKeyId
$accessKeySecret ="xxxxxxxxxxxxxxxxxxxxxxx";          //自己的accessKeySecret

function encode($str)
{
    $res = urlencode($str);
    $res = preg_replace("/\+/", "%20", $res);
    $res = preg_replace("/\*/", "%2A", $res);
    $res = preg_replace("/%7E/", "~", $res);
    return $res;
}

function fetchContent($url, $method, $body) {
    $ch = curl_init();
    if($method == 'POST') {
        curl_setopt($ch, CURLOPT_POST, 1);//post提交方式
        curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
    } else {
        $url .= '?'.$body;
    }
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_TIMEOUT, 5);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_HTTPHEADER, array(
        "x-sdk-client" => "php/2.0.0"
    ));
    if(substr($url, 0,5) == 'https') {
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
    }
    $rtn = curl_exec($ch);
    if($rtn === false) {
        // 大多由设置等原因引起，一般无法保障后续逻辑正常执行，
        // 所以这里触发的是E_USER_ERROR，会终止脚本执行，无法被try...catch捕获，需要用户排查环境等故障
        trigger_error("[CURL_" . curl_errno($ch) . "]: " . curl_error($ch), E_USER_ERROR);
    }
    curl_close($ch);
    return $rtn;
}

function request($accessKeyId, $accessKeySecret, $domain, $params, $security=false, $method='POST') {
    $apiParams = array_merge(array (
        "SignatureMethod" => "HMAC-SHA1",
        "SignatureNonce" => uniqid(mt_rand(0,0xffff), true),
        "SignatureVersion" => "1.0",
        "AccessKeyId" => $accessKeyId,
        "Timestamp" => gmdate("Y-m-d\TH:i:s\Z"),
        "Format" => "JSON",
    ), $params);
    ksort($apiParams);
    $sortedQueryStringTmp = "";
    foreach ($apiParams as $key => $value) {
        $sortedQueryStringTmp .= "&" . encode($key) . "=" . encode($value);
    }
    $stringToSign = "${method}&%2F&" . encode(substr($sortedQueryStringTmp, 1));
    $sign = base64_encode(hash_hmac("sha1", $stringToSign, $accessKeySecret . "&",true));
    $signature = encode($sign);
    $url = ($security ? 'https' : 'http')."://{$domain}/";
    try {
        $content = fetchContent($url, $method, "Signature={$signature}{$sortedQueryStringTmp}");
        return json_decode($content);
    } catch( \Exception $e) {
        return false;
    }
}

function doSend($params_in,$security_in)
{    
    global $accessKeyId , $accessKeySecret;
    try
    {
        // 此处可能会抛出异常，注意catch
        $content = request(
            $accessKeyId,              
            $accessKeySecret,         
            "dysmsapi.aliyuncs.com",
            array_merge($params_in, array(
                "RegionId" => "cn-hangzhou",
                "Action" => "SendSms",
                "Version" => "2017-05-25",
            )),
            $security_in
        );
        return $content;
    }
    catch (Exception $e) 
    {
        error_log ( "[ali_sendSms_dosend]". $e->getMessage() ); 
        return false;
    }
}

//号码 ，模板变量值，模板变量名，签名，模板id
function ali_sendSms($phonenum , $code , $varcode, $SignName , $TemplateCode) {  
    $params = array ();
    //必填：是否启用https
    $security = false;
    //必填: 短信接收号码
    $params["PhoneNumbers"] = $phonenum;
    //必填: 短信签名，应严格按"签名名称"填写
    $params["SignName"] = $SignName;
    //必填: 短信模板Code
    $params["TemplateCode"] = $TemplateCode;
    //可选: 设置模板参数, 假如模板中存在变量需要替换则为必填项
    $params['TemplateParam'] = Array (
        $varcode => $code
    );
    //可选: 设置发送短信流水号
    //$params['OutId'] = "12345";
    //可选: 上行短信扩展码, 扩展码字段控制在7位或以下，无特殊需求用户请忽略此字段
    //$params['SmsUpExtendCode'] = "1234567";
    if(!empty($params["TemplateParam"]) && is_array($params["TemplateParam"])) {
        $params["TemplateParam"] = json_encode($params["TemplateParam"], JSON_UNESCAPED_UNICODE);
    }
    return doSend( $params , $security );
}

var_dump( ali_sendSms("13000000000" , '123456' , "owncode" ,"XXXX" , "SMS_000000000") );

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