php教程 发送邮箱实例代码
class pop3 {
public $server="pop3.126.com";//服务器名
public $server_port=110;//服务器端口
public $timeout=30;//超过多少时间就算连接失败
public $connection=0;//保持与主机的连接
public $state="DISCONNECTED";//保存当前的状态
public $debug=0;//是否显示错误信息
public $err_str="";//服务器返回的错误信息
public $err_no;//服务器返回的错误号
public $respones;//保存服务器返回的信息
public $apop;//说明需要使用加密方式进行密码验证
public $messages;//邮件数
public $size;//邮件的总大小
public $mail_list;//保存各个邮件的大小及在服务器上的序列号
public $head=array();//邮件头的内容数组
public $body=array();//邮件体的内容数组
function POP3($server,$server_port,$timeout)
{
$this->server=$server;
$this->server_port=$server_port;
$this->timeout=$timeout;
$this->debug=TRUE;
}
function open()
{
if($this->server=="")
{
$this->err_str="无效的主机名!";
return FALSE;
}
if($this->debug) echo "正在打开 $this->server,$this->server_port,$this->timeout";
if(!$this->connection=@fsockopen($this->server,$this->server_port,$err_no,$err_str,$this->timeout))
{
$this->err_str="连接到POP服务器失败,错误信息:".$err_str."错误号:".$err_no;
return FALSE;
}
else
{
$this->getresponse();
if($this->debug)
$this->outdebug($this->response);
if(substr($this->respones,0,3)!="+OK")
{
$this->err_str="服务器返回无效信息:".$this->respones."请检查pop服务器是否正确";
return FALSE;
}
$this->state="AUTHORIZATION";
return TRUE;
}
}
function getresponse()
{
for($this->respones;;)
{
if(feof($this->connection))
return FALSE;
$this->respones.=fgets($this->connection,100);
$length=strlen($this->respones);
if($length>=2&&substr($this->respones,$length-2,2)=="rn")
{
$this->respones=strtok($this->respones,"rn");
return TRUE;
}
}
}
function outdebug($message)
{
echo htmlspecialchars($message)."n";
}
function command($command,$length,$code)
{
if($this->connection==0)
{
$this->outdebug("没有连接到任何服务器，请检查网络连接！");
return FALSE;
}
if($this->debug)
$this->outdebug(">>> $command");
if(!fput($this->connection,"$command rn"))
{
$this->outdebug("'无法发送命令'.$command");
return FALSE;
}
else
{
$this->getresponse();
if($this->debug)
$this->outdebug($this->respones);
if(substr($this->respones,0,$length)!=$code)
{
$this->outdebug("$command.'命令服务器返回信息无效'.$this->response");
return FALSE;
}
else
return TRUE;
}
}
function login($user,$pass)
{
if($this->state!="AUTHORIZATION")
{
$this->outdebug("没有连接到任何服务器或状态不对！");
return FALSE;
}
if(!$this->apop)
{
if(!$this->command("USER $user",3,"+OK")) return FALSE;
if(!$this->command("PASS $pass",3,"+OK")) return FALSE;
}
else
{
if(!$this->command(" APOP $user".md5($this->greeting.$pass),3,"+OK")) return FALSE;
}
$this->state="TRANSACTION";
return TRUE;
}
function stat_sum()
{
if($this->state!="TRANSACTION")
{
$this->outdebug("还没有连接服务器或没有成功登陆");
return FALSE;
}
if(!$this->command("STAT",3,"+OK"))
return FALSE;
else
{
$this->respones=strtok($this->respones," ");
$this->messages=strtok(" ");
$this->size=strtok(" ");
return TRUE;
}
}
function listmail($mess=null,$uni_id=null)
{
if($this->state!="TRANSACTION")
{
$this->outdebug("还没有连接服务器或没有成功登陆");
return FALSE;
}
if($uni_id)
$command="UIDL";
else
$command="LIST";
if($mess)
$command.=$mess;
if(!$this->command($command,3,"+OK"))
return FALSE;
else
{
$i=0;
$this->mail_list=array();
$this->getresponse();
while($this->respones!=".")
{
$i++;
if($this->debug)
$this->outdebug($this->respones);
if(uni_id)
{
$this->mail_list[$i][num]=strtok($this->respones," ");
$this->mail_list[$i][size]=strtok(" ");
}
else
{
$this->mail_list[$i][num]=intval(strtok($this->respones," "));
$this->mail_list[$i][size]=intval(strtok(" "));
}
$this->getresponse();
}
return TRUE;
}
}
function getmail($num,$line=-1)
{
if($this->state!="TRANSACTION")
{
$this->outdebug("还没有连接服务器或没有成功登陆");
return FALSE;
}
if($line<0)
$command="RETR $num";
else
$command="TOP $num $line";
if(!$this->command($command,3,"+OK"))
return FALSE;
else
{
$this->getresponse();
$is_head=TRUE;
while($this->respones!=".")
{
if($this->debug)
$this->outdebug($this->respones);
if(substr($this->respones,0,1)!=".")
{
$this->respones=substr($this->respones,1,strlen($this->respones)-1);
}
if(trim($this->respones)=="")
$is_head=FALSE;
if($is_head)
$this->head[]=$this->respones;
else
$this->body[]=$this->respones;
$this->getresponse();
}
return TRUE;
}
}
function dele($num)
{
if($this->state!="TRANSACTION")
{
$this->outdebug(",不能删除远程信件，还没有连接服务器或没有成功登陆");
return FALSE;
}
if(!num)
{
$this->outdebug("删除的邮件参数不对");
return FALSE;
}
if($this->command("DELE $num",3,"+OK")) return TRUE;
else return FALSE;
}
function close()
{
if($this->connection!=0)
{
if($this->state=="TRANSACTION")
$this->command("QUIT",3,"+OK");
fclose($this->connection);
$this->connection==0;
$this->state="DISCONNECTED";
}
}
}
//发送邮件类调用方法
$host="pop3.126.com";
$user=" ";
$pass=" ";
$rec=new pop3($host,110,20);
if(!$rec->open()) die($rec->err_str);
echo "open";
if(!$rec->login($user,$pass)) die($rec->err_str);
echo "login";
if(!$rec->stat()) die($rec->err_str);
echo "共有".$rec->messages."封信件，共".$rec->size."字节大小";
if($rec->messages>0)
{
if(!$rec->listmail()) die($rec->err_str);
echo "有以下信件:";
for($i=1;$i<=count($rec->mail_list);$i++)
{
echo "信件".$rec->mail_list[$i][num]."大小".$rec->mail[$i][size]."";
}
$rec->getmail(1);
echo "邮件头的内容:";
for($i=0;$ihead;$i++)
echo htmlspecialchars($rec->head[$i])."n";
for($i=0;$ibody;$i++)
echo htmlspecialchars($rec->body[$i])."n";
}
$rec->close();
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