复制代码 代码如下:
functionsend_mail($to,$subject,$body)
{
/////////////Smtp信息,可以修改成你的,//////////
$loc_host="longbill";//发信计算机名,可随意
$smtp_acc="longbill.mail";//Smtp认证的用户名,
$smtp_pass="longbill";//Smtp认证的密码,
$smtp_host="smtp.163.com";//SMTP服务器地址,
$from="longbill.mail@163.com";//要与smtp信息对应,否则会失败
/////////////Smtp信息完//////////////////////////////////
$headers="Content-Type:text/plain;charset="gb2312"rnContent-Transfer-Encoding:base64";
$lb="rn";//linebreak
$hdr=explode($lb,$headers);//解析后的hdr
if($body)
{
$bdy=preg_replace("/^./","..",explode($lb,$body));
}//解析后的Body
$smtp=array(
//1、EHLO,期待返回220或者250
array("EHLO".$loc_host.$lb,"220,250","HELOerror:"),
//2、发送AuthLogin,期待返回334
array("AUTHLOGIN".$lb,"334","AUTHerror:"),
//3、发送经过Base64编码的用户名,期待返回334
array(base64_encode($smtp_acc).$lb,"334","AUTHENTIFICATIONerror:"),
//4、发送经过Base64编码的密码,期待返回235
array(base64_encode($smtp_pass).$lb,"235","AUTHENTIFICATIONerror:"));
//5、发送MailFrom,期待返回250
$smtp[]=array("MAILFROM:<".$from.">".$lb,"250","MAILFROMerror:");
//6、发送RcptTo。期待返回250
$smtp[]=array("RCPTTO:<".$to.">".$lb,"250","RCPTTOerror:");
//7、发送DATA,期待返回354
$smtp[]=array("DATA".$lb,"354","DATAerror:");
//8.0、发送From
$smtp[]=array("From:".$from.$lb,"","");
//8.2、发送To
$smtp[]=array("To:".$to.$lb,"","");
//8.1、发送标题
$smtp[]=array("Subject:".$subject.$lb,"","");
//8.3、发送其他Header内容
foreach($hdras$h){$smtp[]=array($h.$lb,"","");}
//8.4、发送一个空行,结束Header发送
$smtp[]=array($lb,"","");
//8.5、发送信件主体
if($bdy)
{
foreach($bdyas$b)
{
$smtp[]=array(base64_encode($b.$lb).$lb,"","");
}
}
//9、发送“.”表示信件结束,期待返回250
$smtp[]=array(".".$lb,"250","DATA(end)error:");
//10、发送Quit,退出,期待返回221
$smtp[]=array("QUIT".$lb,"221","QUITerror:");
//打开smtp服务器端口
$fp=@fsockopen($smtp_host,25);
if(!$fp)echo"Error:Cannotconectto".$smtp_host."
";
while($result=@fgets($fp,1024))
{
if(substr($result,3,1)==""){break;}
}
$result_str="";
//发送smtp数组中的命令/数据
foreach($smtpas$req)
{
//发送信息
@fputs($fp,$req[0]);
//如果需要接收服务器返回信息,则
if($req[1])
{
//接收信息
while($result=@fgets($fp,1024))
{
if(substr($result,3,1)==""){break;}
}
if(!strstr($req[1],substr($result,0,3)))
{
$result_str.=$req[2].$result."
";
}
}
}
//关闭连接
@fclose($fp);
if($result_str==""){return"发送成功!!";}else{return$result_str;}
}