php中通过curlsmtp发送邮件的例子

2. /**
3. 功能：邮件发送
4. url: http://bbs.it-home.org
5. */
6. header("content-type:text/html;charset=utf-8");
7. $smtp = array(
8. "url" => "邮箱SMTP服务器地址",
9. "port" => "邮箱SMTP服务器端口", // 一般为25
10. "username" => "用户名",
11. "password" => "密码",
12. "from" => "发件地址",
13. "to" => "收件地址",
14. "subject" => "测试一下标题",
15. "body" => "测试一下内容"
16. );
17. $CRLF = "\r\n";
18. $test = "";
19. $curl = curl_init();
20. curl_setopt($curl, CURLOPT_URL, $smtp['url']);
21. curl_setopt($curl, CURLOPT_PORT, $smtp['port']);
22. curl_setopt($curl, CURLOPT_TIMEOUT,10);
23. function inlineCode($str){
24. $str = trim($str);
25. return $str?'=?UTF-8?B?'.base64_encode($str).'?= ':'';
26. }
27. function buildHeader($headers){
28. $ret = '';
29. foreach($headers as $k=>$v){
30. $ret.=$k.': '.$v."\n";
31. }
32. return $ret;
33. }
34. //
35. $header = array(
36. 'Return-path'=>'<'.$smtp['from'].'>',
37. 'Date'=>date('r'),
38. 'From'=> '<'.$smtp['from'].'>',
39. 'MIME-Version'=>'1.0',
40. 'Subject'=>inlineCode($smtp['subject']),
41. 'To'=>$smtp['to'],
42. 'Content-Type'=>'text/html; charset=UTF-8; format=flowed',
43. 'Content-Transfer-Encoding'=>'base64'
44. );
45. $data = buildHeader($header).$CRLF.chunk_split(base64_encode($smtp['body']));
46. $content = "EHLO ".$smtp["url"].$CRLF; // 先得hello一下
47. $content .= "AUTH LOGIN".$CRLF.base64_encode($smtp["username"]).$CRLF.base64_encode($smtp["password"]).$CRLF; // 验证登陆
48. $content .= "MAIL FROM:".$smtp["from"].$CRLF; // 发件地址
49. $content .= "RCPT TO:".$smtp["to"].$CRLF; // 收件地址
50. $content .= "DATA".$CRLF.$data.$CRLF.".".$CRLF; // 发送内容
51. $content .= "QUIT".$CRLF; // 退出
52. curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); // curl接收返回数据
53. curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $content);
54. $test = curl_exec($curl);
55. var_dump($test);
56. echo "
    \r\n";
57. var_dump($content);
58. // 结束
59. curl_close($curl);
60. ?>

花了近6个小时让产品的代码兼容了fsockopen和curl；有时间再研究下兼容fsockopen和curl简单发送邮件的smtp类。