Php code for sending emails
<? Php
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 = 25, $ 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 ("(^ | (rn ))(\.) "," [url = file: // \ 1. \ 3] \ 1. \ 3 [/url] ", $ body );
$ Header. = "MIME-Version: 1.0rn ";
If ($ mailtype = "HTML "){
$ Header. = "Content-Type: text/htmlrn ";
}
$ Header. = "To:". $ to. "rn ";
If ($ cc! = ""){
$ Header. = "Cc:". $ cc. "rn ";
}
$ Header. = "From: $ from <". $ from. "> rn ";
$ Header. = "Subject:". $ subject. "rn ";
$ Header. = $ additional_headers;
$ Header. = "Date:". date ("r"). "rn ";
$ Header. = "X-Mailer: By Redhat (PHP/". phpversion (). ") rn ";
List ($ msec, $ sec) = explode ("", microtime ());
$ Header. = "Message-ID: <". date ("YmdHis", $ sec ). ". ". ($ msec * 1000000 ). ". ". $ mail_from. "> rn ";
$ TO = explode (",", $ this-> strip_comment ($ ));
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 hostn ");
}
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;
}
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 ("[url = mailto: ^. + @ ([^ @] +) $] ^. + @ ([^ @] +) $ [/url] "," [url = file: // \ 1] \ 1 [/url] ", $ 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. "rn". $ body );
$ This-> smtp_debug ("> ". str_replace ("rn", "n ". ">", $ header. "n> ". $ body. "n> "));
Return TRUE;
}
Function smtp_eom ()
{
Fputs ($ this-> sock, "rn. rn ");
$ This-> smtp_debug (". [EOM] n ");
Return $ this-> smtp_ OK ();
}
Function smtp_ OK ()
{
$ Response = str_replace ("rn", "", fgets ($ this-> sock, 512 ));
$ This-> smtp_debug ($ response. "n ");
If (! Ereg ("^ [23]", $ response )){
Fputs ($ this-> sock, "QUITrn ");
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. "rn ");
$ This-> smtp_debug (">". $ cmd. "n ");
Return $ this-> 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, ""))){
$ 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 = "[url = file: // \ ([^ ()] * \] \ ([^ ()] * \ [/url])";
While (ereg ($ comment, $ address )){
$ Address = ereg_replace ($ comment, "", $ address );
}
Return $ address;
}
Function get_address ($ address)
{
$ Address = ereg_replace ("([trn]) +", "", $ address );
$ Address = ereg_replace ("^. * <(. +)>. * $ "," [url = file: // \ 1] \ 1 [/url] ", $ address );
Return $ address;
}
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 (fread ($ 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 ";
Break;
Case ". gz ":
$ Filedata ['type'] = "application/x-gzip ";
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;
}
}
?>
Send. php:
$ Title = $ _ POST ['title'];
$ Message = $ _ POST ['message'];
$ Obj_title = iconv ('utf-8', 'shift-JIS ', $ title );
$ Obj_message = iconv ('utf-8', 'shift-JIS ', $ Message );
$ Smtpserver = "smtp.163.com"; // SMTP server
$ Smtpserverport = 25; // SMTP server port
$ Smtpusermail = ""; // user email address of the SMTP server
$ Smtpemailto = ""; // who to send
$ Smtpuser = ""; // User account of the SMTP server
$ Smtppass = ""; // SMTP server user password
$ Mailsubject = $ title; // email subject
$ Mailbody = $ Message; // email content
$ Mailtype = "HTML"; // The email format (HTML/TXT). TXT is a text email.
$ Smtp = new smtp ($ smtpserver, $ smtpserverport, true, $ smtpuser, $ smtppass); // Here, true indicates that authentication is used; otherwise, authentication is not used.
$ Smtp-> debug = true; // whether to display the sent debugging information
$ Smtp-> sendmail ($ smtpemailto, $ smtpusermail, $ mailsubject, $ mailbody, $ mailtype );