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<?php
/**
* 功能: 发送邮件
* 版本: 0.1
* 日期: 2007-6-4 18:58:50
* 作者: willko (willko@mail.csdn.net, http://www.willko.cn)
* 版权: (C)版权所有 willko
*/
class hellomail {
private $host;
private $port;
private $username;
private $password;
private $auth;
private $fp;
public $cn;
/**
* 功能 : 初始化
* $host : SMTP地址
* $username : SMTP用户名 (如果需要身份验证必填)
* $password : SMTP密码 (如果需要身份验证必填)
* $auth : SMTP服务器是否需要身份验证,true表示需要
* $port : SMTP端口
*
* @param string $host
* @param string $username
* @param string $password
* @param int $port
* @param bool $auth
*/
public function __construct($host, $username=null, $password=null, $auth=false, $port=25) {
$this->host = $host;
$this->port = $port;
$this->username = $username;
$this->password = $password;
$this->auth = $auth;
$cn = getenv('COMPUTERNAME');
}
/**
* 功能 : 发送邮件
* $header['from'] : 发件人 (必须)
* $header['to'] : 收件人 (必须)
* $header['subject'] : 主题
* $header['reply-to'] : 回复邮箱
* $content : 信件内容
*
* @param array $headers
* @param string $content
*/
public function send($headers, $content=null) {
$content = preg_replace('/<?<!\r>(\n)/', '\r\n', $content);
$this->fp = fsockopen($this->host, $this->port, $errno, $errstr);
if (!$this->fp) {
throw new Exception("$errstr ($errno)");
}
$this->checkReply(220);
$this->command("HELO {$this->cn}");
$this->checkReply(250);
if ($this->auth) {
$this->command('AUTH LOGIN');
$this->checkReply(334);
$this->command(base64_encode($this->username));
$this->checkReply(334);
$this->command(base64_encode($this->password));
$this->checkReply(235);
}
$this->command("MAIL FROM: <{$headers['from']}>");
$this->checkReply(250);
$this->command("RCPT to: <{$headers['to']}>");
$this->checkReply(250);
$this->command("DATA");
$this->checkReply(354);
$data = 'Date: ' . date('r') . "\r\n"
. 'To: ' . $headers['to'] . "\r\n"
. 'From: ' . $headers['from'] . "\r\n";
if ($headers['reply-to']) {
$data .= 'Reply-To: ' . $headers['reply-to'] . "\r\n";
}
$data .= 'Subject: ' . $headers['subject'] . "\r\n\r\n"
. $content;
$this->command($data, "\r\n.\r\n");
$this->checkReply(250);
$this->command('QUIT');
fclose($this->fp);
}
/**
* 功能 : 检查STMP服务器返回的代码是否和$code一样
*
* @param string/int $code
*/
protected function checkReply($code) {
$reply = fgets($this->fp, 128);
if (substr($reply, 0, 3) != $code) {
throw new Exception($reply);
}
}
/**
* 功能 : 执行STMP命令
*
* @param string $cmd
* @param string $end
*/
protected function command($cmd, $end="\r\n") {
fputs($this->fp, $cmd . $end);
}
} |
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