A class that sends e-mail through SMTP in PHP, testing through _php instances

smtp.php
Copy CodeThe code is as follows:
Class SMTP
{
/* Public Variables */
var $smtp _port;
var $time _out;
var $host _name;
var $log _file;
var $relay _host;
var $debug;
var $auth;
var $user;
var $pass;

/* Private Variables */
var $sock;

/* Constractor */
function smtp ($relay _host = "", $smtp _port = +, $auth = False, $user, $pass)
{
$this->debug = FALSE;
$this->smtp_port = $smtp _port;
$this->relay_host = $relay _host;
$this->time_out = 30; is used in Fsockopen ()
$this->auth = $auth;//auth
$this->user = $user;
$this->pass = $pass;
$this->host_name = "localhost"; is used in HELO command
$this->log_file = "";
$this->sock = FALSE;
}

/* Main Function */
function SendMail ($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $BCC = "", $additional _headers = "")
{
$mail _from = $this->get_address ($this->strip_comment ($from));
$body = Ereg_replace ("(^| ( \ \ \)] (\) "," \1.\3 ", $body);
$header. = "mime-version:1.0\r\n";
if ($mailtype = = "HTML")
{
$header. = "content-type:text/html\r\n";
}
$header. = "To:". $to. " \ r \ n ";
if ($cc! = "")
{
$header. = "Cc:". $cc. " \ r \ n ";
}
$header. = "From: $from <". $from. " >\r\n ";
$header. = "Subject:". $subject. " \ r \ n ";
$header. = $additional _headers;
$header. = "Date:". Date ("R"). " \ r \ n ";
$header. = "X-mailer:by Redhat (php/". Phpversion (). ") \ r \ n ";
List ($msec, $sec) = Explode ("", Microtime ());
$header. = "Message-id: <". Date ("Ymdhis", $sec). ".". ($msec *1000000). ".". $mail _from. " >\r\n ";
$TO = Explode (",", $this->strip_comment ($to));

if ($cc! = "")
{
$TO = Array_merge ($TO, Explode (",", $this->strip_comment ($CC)));
}
if ($bcc! = "")
{
$TO = Array_merge ($TO, Explode (",", $this->strip_comment ($BCC)));
}
$sent = TRUE;
foreach ($TO as $rcpt _to)
{
$RCPT _to = $this->get_address ($rcpt _to);
if (! $this->smtp_sockopen ($rcpt _to))
{
$this->log_write ("Error:cannot send email to". $rcpt _to. " \ n ");
$sent = FALSE;
Continue
}
if ($this->smtp_send ($this->host_name, $mail _from, $rcpt _to, $header, $body))
{
$this->log_write ("e-mail has been sent to <". $rcpt _to. " >\n ");
}
Else
{
$this->log_write ("Error:cannot Send email to <". $rcpt _to. " >\n ");
$sent = FALSE;
}
Fclose ($this->sock);
$this->log_write ("Disconnected from remote host\n");
}
return $sent;
}

/* Private Functions */
function Smtp_send ($helo, $from, $to, $header, $body = "")
{
if (! $this->smtp_putcmd ("HELO", $helo))
{
return $this->smtp_error ("Sending HELO command");
}

#auth
if ($this->auth)
{
if (! $this->smtp_putcmd ("AUTH LOGIN", Base64_encode ($this->user)))
{
return $this->smtp_error ("Sending HELO command");
}
if (! $this->smtp_putcmd ("", Base64_encode ($this->pass))
{
return $this->smtp_error ("Sending HELO command");
}
}
if (! $this->smtp_putcmd ("MAIL", "from:<". $from. " > "))
{
return $this->smtp_error ("Sending MAIL from command");
}
if (! $this->smtp_putcmd ("RCPT", "to:<". $to. " > "))
{
return $this->smtp_error ("Sending RCPT to command");
}
if (! $this->smtp_putcmd ("DATA"))
{
return $this->smtp_error ("Sending DATA command");
}
if (! $this->smtp_message ($header, $body))
{
return $this->smtp_error ("Sending message");
}
if (! $this->smtp_eom ())
{
return $this->smtp_error ("Sending . [EOM] ");
}
if (! $this->smtp_putcmd ("QUIT"))
{
return $this->smtp_error ("Sending QUIT command");
}
return TRUE;
}

function Smtp_sockopen ($address)
{
if ($this->relay_host = = "")
{
return $this->smtp_sockopen_mx ($address);
}
Else
{
return $this->smtp_sockopen_relay ();
}
}

function Smtp_sockopen_relay ()
{
$this->log_write ("Trying to". $this->relay_host. ":". $this->smtp_port. " \ n ");
$this->sock = @fsockopen ($this->relay_host, $this->smtp_port, $errno, $errstr, $this->time_out);
if (! ( $this->sock && $this-&GT;SMTP_OK ()))
{
$this->log_write ("Error:cannot connenct to relay host". $this->relay_host. " \ n ");
$this->log_write ("Error:". $errstr. " (". $errno.") \ n ");
return FALSE;
}
$this->log_write ("Connected to relay Host". $this->relay_host. " \ n ");
return TRUE;;
}

function Smtp_sockopen_mx ($address)
{
$domain = Ereg_replace ("^.+@ ([^@]+) $", "\1", $address);
if (! @getmxrr ($domain, $MXHOSTS))
{
$this->log_write ("error:cannot resolve MX \" ". $domain." \ "\ n");
return FALSE;
}
foreach ($MXHOSTS as $host)
{
$this->log_write ("Trying to". $host. ":". $this->smtp_port. " \ n ");
$this->sock = @fsockopen ($host, $this->smtp_port, $errno, $errstr, $this->time_out);
if (! ( $this->sock && $this-&GT;SMTP_OK ()))
{
$this->log_write ("Warning:cannot Connect to MX host". $host. " \ n ");
$this->log_write ("Error:". $errstr. " (". $errno.") \ n ");
Continue
}
$this->log_write ("Connected to MX host". $host. " \ n ");
return TRUE;
}
$this->log_write ("Error:cannot connect to any MX hosts (". Implode (",", $MXHOSTS). ") \ n ");
return FALSE;
}

function Smtp_message ($header, $body)
{
Fputs ($this->sock, $header. " \ r \ n ". $body);
$this->smtp_debug (">". Str_replace ("\ r \ n", "\ n".) > ", $header." \n> ". $body." \n> "));
return TRUE;
}

function Smtp_eom ()
{
Fputs ($this->sock, "\r\n.\r\n");
$this->smtp_debug (". [eom]\n ");
return $this-&GT;SMTP_OK ();
}

function Smtp_ok ()
{
$response = Str_replace ("\ r \ n", "", Fgets ($this->sock, 512));
$this->smtp_debug ($response. " \ n ");
if (!ereg ("^[23]", $response))
{
Fputs ($this->sock, "quit\r\n");
Fgets ($this->sock, 512);
$this->log_write ("Error:remote host returned \" ". $response." \ "\ n");
return FALSE;
}
return TRUE;
}

function Smtp_putcmd ($cmd, $arg = "")
{
if ($arg! = "")
{
if ($cmd = = "")
{
$cmd = $arg;
}
Else
{
$cmd = $cmd. " ". $arg;
}
}
Fputs ($this->sock, $cmd. " \ r \ n ");
$this->smtp_debug (">". $cmd. " \ n ");
return $this-&GT;SMTP_OK ();
}

function Smtp_error ($string)
{
$this->log_write ("Error:error occurred while". $string. ". \ n ");
return FALSE;
}

function Log_write ($message)
{
$this->smtp_debug ($message);
if ($this->log_file = = "")
{
return TRUE;
}
$message = Date ("M D h:i:s"). Get_current_user (). " [". Getmypid ()."]: ". $message;
if (! @file_exists ($this->log_file) | |! ( $fp = @fopen ($this->log_file, "a")))
{
$this->smtp_debug ("warning:cannot open log file \" ". $this->log_file." \ "\ n");
return FALSE;;
}
Flock ($FP, LOCK_EX);
Fputs ($fp, $message);
Fclose ($FP);
return TRUE;
}

function Strip_comment ($address)
{
$comment = "\ ([^ ()]*\)";
while (Ereg ($comment, $address))
{
$address = ereg_replace ($comment, "", $address);
}
return $address;
}

function Get_address ($address)
{
$address = Ereg_replace ("([\t\r\n]) +", "", $address);
$address = Ereg_replace ("^.*< (. +) >.*$", "\1", $address);
return $address;
}

function Smtp_debug ($message)
{
if ($this->debug)
{
Echo $message;
}
}

}
?>

test Program
Copy CodeThe code is as follows:
/*
This is a test program!!!
*/
Require ("smtp.php");
##########################################
$smtpserver = "smtp.163.com";//SMTP server
$smtpserverport = 25;//SMTP Server port
$smtpusermail = "reterry123@163.com"; user mailbox for//SMTP server
$smtpemailto = "dxytools@gmail.com";//Send To whom
$smtpuser = "reterry123"; user account for//SMTP server
$smtppass = "014040001"; user password for//SMTP server
$mailsubject = "Chinese";//Message subject
$mailbody = "

Chinese

Can muddy the new year feeling under test ";//message content
$mailtype = "HTML";//Message Format (html/txt), TXT as text mail
##########################################
$SMTP = new SMTP ($smtpserver, $smtpserverport, True, $smtpuser, $smtppass);//A true in this indicates that authentication is used, otherwise no authentication is used.
$SMTP->debug = true;//whether to display debug information sent
$smtp->sendmail ($smtpemailto, $smtpusermail, $mailsubject, $mailbody, $mailtype);
?>

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