Powerful PHP Email class _php Tips

This article sample for you to share a powerful PHP email class for your reference, the specific content as follows

<?php class SMTP {var $smtp _port var $time _out var $host _name var $log _file; var $relay _host; var $debug; var $aut
H
var $user;
var $pass; 
var $sock;
function smtp ($relay _host = "", $smtp _port = =, $auth = False, $user, $pass) {$this->debug = true;
$this->smtp_port = $smtp _port;
$this->relay_host = $relay _host; 
$this->time_out = 30;
$this->auth = $auth;
$this->user = $user;

$this->pass = $pass; 
$this->host_name = "localhost";
$this->log_file = "";
$this->sock = FALSE; function SendMail ($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $BCC = "", $additional _headers = "") {$m
Ail_from = $this->get_address ($this->strip_comment ($from)); $body = ereg_replace ("^|" (
\ n)) (\ \) "," \\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-& Gt;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");
echo "<br>";
Echo $header;
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 <CR><LF>.<CR><LF> [EOM]")
;

} if (! $this->smtp_putcmd ("QUIT")) {return $this->smtp_error ("Sending QUIT command");}
return TRUE; The function Smtp_sockopen ($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 && $this->smtp_ok ()) {$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 && $this->smtp_ok ()) {$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); $this->log_write (" Error:remote host returned \ "". $response. "
\ n ");
return FALSE;
return TRUE;
The function smtp_putcmd ($cmd, $arg = "") {if ($arg!= "") {if ($cmd = = "") $cmd = $arg; else $cmd = $cmd. "

". $arg;} Fputs ($this->sock, $cmd. "
\ r \ n "); $this->smtp_debug (">". $cmd. "

\ n ");
return $this-&GT;SMTP_OK (); The function Smtp_error ($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 ($FP);
return TRUE; The function strip_comment ($address) {$comment = \ \ ([^ ()]*\\); while (Ereg ($comment, $address)) {$address = Ereg_replac

E ($comment, "", $address);}
return $address;
The function get_address ($address) {$address = Ereg_replace ([[\t\r\n]) + "," ", $address);

$address = Ereg_replace ("^.*< (. +) >.*$", "\\1", $address);
return $address; The function Smtp_debug ($message) {if ($this->debug) {echo $message.
<br> ";

} function Get_attach_type ($image _tag) {//$filedata = Array ();
$img _file_con=fopen ($image _tag, "R");
unset ($image _data);
while ($tem _buffer=addslashes ($img _file_con,filesize ($image _tag))) $image _data.= $tem _buffer;

Fclose ($img _file_con);
$filedata [' context '] = $image _data;
$filedata [' filename ']= basename ($image _tag); $extension =substr ($image _TAG,STRRPOS ($image _tag, "."), strlen ($image _tag)-strrpos ($image _tag, ".")); Switch ($extension) {case ". gif": $filedata [' type '] = "image/gif"; a break, case ". Gz": $filedata [' type '] = "application/x-g
Zip ";
Break
Case ". htm": $filedata [' type '] = "text/html";
Break
Case ". html": $filedata [' type '] = "text/html";
Break
Case ". jpg": $filedata [' type '] = "image/jpeg";
Break
Case ". Tar": $filedata [' type '] = "Application/x-tar";
Break
Case ". txt": $filedata [' type '] = "text/plain";
Break
Case ". zip": $filedata [' type '] = "application/zip";
Break
Default: $filedata [' type '] = "application/octet-stream";
Break
return $filedata;              /** * Instantiate the message class * * $smtpserver = "smtp.163.com";                      SMTP server $smtpserverport = 25;      SMTP Server Port $smtpusermail = "240331511@163.com";       SMTP server's user mailbox $smtpemailto = "240331511@163.com";         Send to who $smtpuser = "240331511@163.com";                 The user account for the SMTP server $smtppass = "123147MCL";     The user password for the SMTP server $mailsubject = "PHP100 test mail system";   Mail subject $mailbody = " 

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