function sms($config,$language,$pdo,$sender,$phone_number,$content){

//demo var_dump(sms(self::$config,self::$language,"system","18074507509,15507455992","测试内容，时间".date("H:i:s",time())));
$sender=safe_str($sender);
$content=safe_str($content);
$arr=explode(',',$config['sms']['disable_phrase']);
$disable=false;
foreach($arr as $v){
if(strpos($content,$v)!==false){$phrase=$v;$disable=true;continue;}
}
if($disable){return $language['exist_disable_phrase']." ".$phrase;}

$phone_number=explode(',$phone_number);
$phone_number=array_unique($phone_number);
$addressee='';
$count=0;
foreach($phone_number as $v){
if(preg_match($config['other']['reg_phone'],$v)){$addressee.=$v.',';}
}
$addressee=trim($addressee,');
$addressee=explode(",",$addressee);
//var_dump($addressee);
$section=ceil(count($addressee)/$config['sms']['max']);

for($i=0;$i<$section;$i++){
$phone[$i]='';
for($j=$i$config['sms']['max'];$j<($i+1)$config['sms']['max'];$j++){
//echo $j.',';
if(isset($addressee[$j])){$phone[$i].=$addressee[$j].$config['sms']['delimiter'];}
}
$phone[$i]=trim($phone[$i],$config['sms']['delimiter']);
$temp=explode($config['sms']['delimiter'],$phone[$i]);
$count=count($temp);
$length=ceil(strlen(preg_replace('/[\x80-\xff]{3}/','x',$content))/($config['sms']['length']/2));
$count=$length*$count;
if(!isset($timing)){$timing=0;}
if($phone[$i]!=''){
$time=time();
$sql="insert into ".$pdo->index_pre."phone_msg (sender,addressee,content,state,time,count,timing) values ('$sender','".$phone[$i]."','".$content."','1','$time','$count','0')";
if($pdo->exec($sql)){
return send_sms($config,$pdo->lastInsertId());
}else{
return false;
}
}
}

}

//curl类
class Curl_Class
{
function Curl_Class()
{
return true;
}

function execute($method,$url,$fields = '',$userAgent = '',$httpHeaders = '',$username = '',$password = '')
{
$ch = Curl_Class::create();
if (false === $ch)
{
return false;
}

if (is_string($url) && strlen($url))
{
$ret = curl_setopt($ch,CURLOPT_URL,$url);
}
else
{
return false;
}
//是否显示头部信息
curl_setopt($ch,CURLOPT_HEADER,false);
//
curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);

if ($username != '')
{
curl_setopt($ch,CURLOPT_USERPWD,$username . ':' . $password);
}

$method = strtolower($method);
if ('post' == $method)
{
curl_setopt($ch,CURLOPT_POST,true);
if (is_array($fields))
{
$sets = array();
foreach ($fields AS $key => $val)
{
$sets[] = $key . '=' . urlencode($val);
}
$fields = implode('&',$sets);
}
curl_setopt($ch,CURLOPT_POSTFIELDS,$fields);
}
else if ('put' == $method)
{
curl_setopt($ch,CURLOPT_PUT,true);
}

//curl_setopt($ch,CURLOPT_PROGRESS,true);
//curl_setopt($ch,CURLOPT_VERBOSE,CURLOPT_MUTE,false);
curl_setopt($ch,CURLOPT_TIMEOUT,10);//设置curl超时秒数

if (strlen($userAgent))
{
curl_setopt($ch,CURLOPT_USERAGENT,$userAgent);
}

if (is_array($httpHeaders))
{
curl_setopt($ch,CURLOPT_HTTPHEADER,$httpHeaders);
}

$ret = curl_exec($ch);

if (curl_errno($ch))
{
curl_close($ch);
return array(curl_error($ch),curl_errno($ch));
}
else
{
curl_close($ch);
if (!is_string($ret) || !strlen($ret))
{
return false;
}
return $ret;
}
}

function post($url,$fields,$password = '')
{
$ret = Curl_Class::execute('POST',$userAgent,$httpHeaders,$username,$password);
if (false === $ret)
{
return false;
}

if (is_array($ret))
{
return false;
}
return $ret;
}

function get($url,$password = '')
{
$ret = Curl_Class::execute('GET','',$password);
if (false === $ret)
{
return false;
}

if (is_array($ret))
{
return false;
}
return $ret;
}

function create()
{
$ch = null;
if (!function_exists('curl_init'))
{
return false;
}
$ch = curl_init();
if (!is_resource($ch))
{
return false;
}
return $ch;
}

}