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Socket±a³Ì½eÉÜ
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int fsockopen(string hostname, int port, int [errno], string [errstr], int [timeout]);

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HELO hostname: ÓeþÎñÆ÷´oÕкo²¢¸aeÖª¿Í»§¶ËʹÓõĻuÆ÷Ãu×Ö£¬¿ÉÒÔËae±aÌiд
MAIL FROM: sender_id : ¸aeËßþÎñÆ÷¢ÐÅÈ˵ĵØÖ
RCPT TO: receiver_id : ¸aeËßþÎñÆ÷ÊÕÐÅÈ˵ĵØÖ
DATA : ÏÂÃae¿ªÊ¼´«ÊaÐżþÄÚÈÝ£¬ÇÒ×iºoÒªÒÔÖ»º¬ÓÐ.µÄÌØÊaÐнaÊø
RESET: È¡Ïu¸Õ²ÅµÄÖ¸Ái£¬´ÓпªÊ¼
VERIFY userid: УÑeÕʺÅÊÇñ´aeÔÚ(´ËÖ¸ÁiΪ¿ÉÑ¡Ö¸Ái£¬þÎñÆ÷¿ÉÄܲ»Ö§³Ö)
QUIT : Í˳oÁ¬½Ó£¬½aÊø
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220 þÎñ¾ÍÐ÷(ÔÚsocketÁ¬½Ó³É¹¦Ê±£¬»aµ»Ø´ËÐÅÏ¢)
221 ÕýÔÚ´¦Ài
250 ÇeÇoÓʼþ¶¯×÷ÕýÈ£¬Íe³É(HELO,MAIL FROM,RCPT TO,QUITÖ¸ÁiÖ´Ðгɹ¦»aµ»Ø´ËÐÅÏ¢)
354 ¿ªÊ¼¢ËÍÊý¾Ý£¬½aÊøÒÔ .(DATAÖ¸ÁiÖ´Ðгɹ¦»aµ»Ø´ËÐÅÏ¢£¬¿Í»§¶ËÓ¦¢ËÍÐÅÏ¢)
500 Ói¨´iÎo£¬ÃuÁi²»ÄÜʶ±ð
550 ÃuÁi²»ÄÜÖ´ÐУ¬ÓÊÏaÎÞЧ
552 Öжϴ¦Ài£ºÓû§³¬³oÎļþ¿Õ¼a
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HELO limodou
250 smtp.263.net
MAIL FROM: chatme@263.net
250 Ok
RCPT TO: chatme@263.net
250 Ok
DATA
354 End data with .
To: chatme@263.net
From: chatme@263.net
Subject: test
From: chatme@263.net
test
.
QUIT
250 Ok: queued as C46411C5097E0

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RFC 822ÔoÖƶ¨ÁËÓʼþƒÈÈݵĸñʽ¡£
RFC 2045-2048Öƶ¨Á˶aýÌaÓʼþƒÈÈݵĸñʽ£¬
RFC 1113, 1422-1424ÔoÊÇÌÖÂÛÈçºÎÔo½øµç×ÓÓʼþµÄ±£ÃÜÐÔ¡£

send_mailÀaµÄʵÏÖ
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ÀaµÄ³ÉÔ±±aÁ¿

var $lastmessage; //¼Ç¼×iºoµ»ØµÄÏiÓ¦ÐÅÏ¢
var $lastact; //×iºoµÄ¶¯×÷£¬×Öu´®ÐÎʽ
var $welcome; //ÓÃÔÚHELOºoÃae£¬»¶Ó­Óû§
var $debug; //ÊÇñÏÔʾµ÷ÊÔÐÅÏ¢
var $smtp; //smtpþÎñÆ÷
var $port; //smtp¶Ë¿ÚºÅ
var $fp; //socket¾a±u

ÆaÖУ¬$lastmessageºÍ$lastactÓÃÓڼǼ×iºoÒ»´ÎÏiÓ¦ÐÅÏ¢¼°Ö´ÐеÄÃuÁi£¬µ±³o´iʱ£¬Óû§¿ÉÒÔʹÓÃËu
ÃÇ¡£ÎªÁ˲aÊÔÐeÒª£¬ÎÒ»¹¶¨ÒaÁË$debug±aÁ¿£¬µ±ÆaֵΪtrueʱ£¬»aÔÚÔËÐйý³ÌÖÐÏÔʾһÐ(C)Ö´ÐÐÐÅÏ¢£¬*ñÔoÎÞ
ÈκÎÊa³o¡£$fpÓÃÓÚ±£´ae´o¿ªºoµÄsocket¾a±u¡£

ÀaµÄ¹¹Ôi

--------------------------------------------------------------------------------
function send_mail($smtp, $welcome="", $debug=false)
{
if(empty($smtp)) die("SMTP cannt be NULL!");
$this->smtp=$smtp;
if(empty($welcome))
{
$this->welcome=gethostbyaddr("localhost");
}
else
$this->welcome=$welcome;
$this->debug=$debug;
$this->lastmessage="";
$this->lastact="";
$this->port="25";
}
--------------------------------------------------------------------------------
Õa¸o¹¹Ôiº¯ÊýÖ÷ÒªÍe³ÉÒ»Ð(C)³oʼֵµÄÅж¨¼°ÉeÖá£$welcomeÓÃÓÚHELOÖ¸ÁiÖУ¬¸aeËß*þÎñÆ÷Óû§µÄÃu×Ö¡£
HELOÖ¸ÁiÒªÇoΪ»uÆ÷Ãu£¬µ«ÊDz»ÓÃÒ²¿ÉÒÔ¡£Èç¹uÓû§Ã»Óиø³o$welcome£¬Ôo×Ô¶¯²eÕÒ±¾µØµÄ»uÆ÷Ãu¡£

ÏÔʾµ÷ÊÔÐÅÏ¢

--------------------------------------------------------------------------------
1 function show_debug($message, $inout)
2 {
3 if ($this->debug)
4 {
5 if($inout=="in") //ÏiÓ¦ÐÅÏ¢
6 {
7 $m='<< ';
8 }
9 else
10 $m='>> ';
11 if(!ereg("\n$", $message))
12 $message .= "
";
13 $message=nl2br($message);
14 echo "${m}${message}";
15 }
16 }
--------------------------------------------------------------------------------
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ʹÓÃ"out"£»Èç¹uΪµ»ØµÄÏiÓ¦ÔoʹÓÃ"in"¡£

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">> "À´Çø±ðÉÏ´«Ö¸Ái¡£
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µÄ»»Ðбe¼Ç¡£
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Ö´ÐÐÒ»¸oÃuÁi

--------------------------------------------------------------------------------
1 function do_command($command, $code)
2 {
3 $this->lastact=$command;
4 $this->show_debug($this->lastact, "out");
5 fputs ( $this->fp, $this->lastact );
6 $this->lastmessage = fgets ( $this->fp, 512 );
7 $this->show_debug($this->lastmessage, "in");
8 if(!ereg("^$code", $this->lastmessage))
9 {
10 return false;
11 }
12 else
13 return true;
14 }
--------------------------------------------------------------------------------
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--------------------------------------------------------------------------------
1 function send( $to,$from,$subject,$message)
2 {
3
4 //Á¬½ÓþÎñÆ÷
5 $this->lastact="connect";
6
7 $this->show_debug("Connect to SMTP server : ".$this->smtp, "out");
8 $this->fp = fsockopen ( $this->smtp, $this->port );
9 if ( $this->fp )
10 {
11
12 set_socket_blocking( $this->fp, true );
13 $this->lastmessage=fgets($this->fp,512);
14 $this->show_debug($this->lastmessage, "in");
15
16 if (! ereg ( "^220", $this->lastmessage ) )
17 {
18 return false;
19 }
20 else
21 {
22 $this->lastact="HELO " . $this->welcome . "\n";
23 if(!$this->do_command($this->lastact, "250"))
24 {
25 fclose($this->fp);
26 return false;
27 }
28
29 $this->lastact="MAIL FROM: $from" . "\n";
30 if(!$this->do_command($this->lastact, "250"))
31 {
32 fclose($this->fp);
33 return false;
34 }
35
36 $this->lastact="RCPT TO: $to" . "\n";
37 if(!$this->do_command($this->lastact, "250"))
38 {
39 fclose($this->fp);
40 return false;
41 }
42
43 //¢ËÍÕýÎÄ
44 $this->lastact="DATA\n";
45 if(!$this->do_command($this->lastact, "354"))
46 {
47 fclose($this->fp);
48 return false;
49 }
50
51 //´¦ÀiSubjectÍ
52 $head="Subject: $subject\n";
53 if(!empty($subject) && !ereg($head, $message))
54 {
55 $message = $head.$message;
56 }
57
58 //´¦ÀiFromÍ
59 $head="From: $from\n";
60 if(!empty($from) && !ereg($head, $message))
61 {
62 $message = $head.$message;
63 }
64
65 //´¦ÀiToÍ*
66 $head="To: $to\n";
67 if(!empty($to) && !ereg($head, $message))
68 {
69 $message = $head.$message;
70 }
71
72 //¼ÓÉϽaÊø´®
73 if(!ereg("\n\.\n", $message))
74 $message .= "\n.\n";
75 $this->show_debug($message, "out");
76 fputs($this->fp, $message);
77
78 $this->lastact="QUIT\n";
79 if(!$this->do_command($this->lastact, "250"))
80 {
81 fclose($this->fp);
82 return false;
83 }
84 }
85 return true;
86 }
87 else
88 {
89 $this->show_debug("Connect failed!", "in");
90 return false;
91 }
92 }
--------------------------------------------------------------------------------
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<?
1 include "sendmail.class.php3";
2 $email="Hello, this is a test letter!";
3 $sendmail=new send_mail("smtp.263.net", "limodou", true); //ÏÔʾµ÷ʾÐÅÏ¢
4 if($sendmail->send("chatme@263.net", "chatme@263.net", "test", $email))
5 {
6 echo "¢Ëͳɹ¦£¡
";
7 }
8 else
9 {
10 echo "¢ËÍʧ°Ü£¡
";
11 }
?>
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$sendmail=new send_mail("smtp.263.net");¡£
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<?php

include "MIME.class.php3";
//×¢£¬ÔÚ*¢ËÍMIMEÓʼþÒ»ÎÄÖУ¬Õa¸oÀaÎļþÃuΪMIME.class£¬ÔÚ´Ë´¦ÎҸijÉÕaÑuµÄ

$to = 'chatme@263.net'; //¸ÄΪÊÕÐÅÈ˵ÄÓÊÏa
$str = "Newsletter for ".date('M Y', time());

//ÐÅÏ¢±»ÎÒ¸ÄÉÙÁË
$html_data = '

//Éu³ÉMIMEÀaʵÀý
$mime = new MIME_mail("chatme@263.net", $to, $str);

//Ìi¼ÓHTML¸½¼þ
$mime->attach($html_data, "", HTML, BASE64);

//×¢Ê͵o£¬²ÉÓÃÎÒµÄ*¢ËÍÓʼþ´¦Ài
//$mime->send_mail();

//Éu³ÉÓʼþ
$mime->gen_email();

//ÏÔʾÓʼþÐÅÏ¢
//echo $mime->email."
";

//°uº¬sendmailÎļþ
include "sendmail.class.php3";

//´´½¨ÊµÀý
$sendmail=new send_mail("smtp.263.net", "limodou", true);

//*¢ËÍÓʼþ
$sendmail->send("chatme@263.net", "chatme@263.net", $str, $mime->email);

?>
--------------------------------------------------------------------------------
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