diff options
Diffstat (limited to 'lib/phpmailer/class.smtp.php')
| -rw-r--r-- | lib/phpmailer/class.smtp.php | 1045 |
1 files changed, 1045 insertions, 0 deletions
diff --git a/lib/phpmailer/class.smtp.php b/lib/phpmailer/class.smtp.php new file mode 100644 index 000000000..df3cfb58b --- /dev/null +++ b/lib/phpmailer/class.smtp.php @@ -0,0 +1,1045 @@ +<?php
+////////////////////////////////////////////////////
+// SMTP - PHP SMTP class
+//
+// Version 1.02
+//
+// Define an SMTP class that can be used to connect
+// and communicate with any SMTP server. It implements
+// all the SMTP functions defined in RFC821 except TURN.
+//
+// Author: Chris Ryan
+//
+// License: LGPL, see LICENSE
+////////////////////////////////////////////////////
+
+/**
+ * SMTP is rfc 821 compliant and implements all the rfc 821 SMTP
+ * commands except TURN which will always return a not implemented
+ * error. SMTP also provides some utility methods for sending mail
+ * to an SMTP server.
+ * @package PHPMailer
+ * @author Chris Ryan
+ */
+class SMTP
+{
+ /**
+ * SMTP server port
+ * @var int
+ */
+ var $SMTP_PORT = 25;
+
+ /**
+ * SMTP reply line ending
+ * @var string
+ */
+ var $CRLF = "\r\n";
+
+ /**
+ * Sets whether debugging is turned on
+ * @var bool
+ */
+ var $do_debug; # the level of debug to perform
+
+ /**#@+
+ * @access private
+ */
+ var $smtp_conn; # the socket to the server
+ var $error; # error if any on the last call
+ var $helo_rply; # the reply the server sent to us for HELO
+ /**#@-*/
+
+ /**
+ * Initialize the class so that the data is in a known state.
+ * @access public
+ * @return void
+ */
+ function SMTP() {
+ $this->smtp_conn = 0;
+ $this->error = null;
+ $this->helo_rply = null;
+
+ $this->do_debug = 0;
+ }
+
+ /*************************************************************
+ * CONNECTION FUNCTIONS *
+ ***********************************************************/
+
+ /**
+ * Connect to the server specified on the port specified.
+ * If the port is not specified use the default SMTP_PORT.
+ * If tval is specified then a connection will try and be
+ * established with the server for that number of seconds.
+ * If tval is not specified the default is 30 seconds to
+ * try on the connection.
+ *
+ * SMTP CODE SUCCESS: 220
+ * SMTP CODE FAILURE: 421
+ * @access public
+ * @return bool
+ */
+ function Connect($host,$port=0,$tval=30) {
+ # set the error val to null so there is no confusion
+ $this->error = null;
+
+ # make sure we are __not__ connected
+ if($this->connected()) {
+ # ok we are connected! what should we do?
+ # for now we will just give an error saying we
+ # are already connected
+ $this->error =
+ array("error" => "Already connected to a server");
+ return false;
+ }
+
+ if(empty($port)) {
+ $port = $this->SMTP_PORT;
+ }
+
+ #connect to the smtp server
+ $this->smtp_conn = fsockopen($host, # the host of the server
+ $port, # the port to use
+ $errno, # error number if any
+ $errstr, # error message if any
+ $tval); # give up after ? secs
+ # verify we connected properly
+ if(empty($this->smtp_conn)) {
+ $this->error = array("error" => "Failed to connect to server",
+ "errno" => $errno,
+ "errstr" => $errstr);
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": $errstr ($errno)" . $this->CRLF;
+ }
+ return false;
+ }
+
+ # sometimes the SMTP server takes a little longer to respond
+ # so we will give it a longer timeout for the first read
+ // Windows still does not have support for this timeout function
+ if(substr(PHP_OS, 0, 3) != "WIN")
+ socket_set_timeout($this->smtp_conn, $tval, 0);
+
+ # get any announcement stuff
+ $announce = $this->get_lines();
+
+ # set the timeout of any socket functions at 1/10 of a second
+ //if(function_exists("socket_set_timeout"))
+ // socket_set_timeout($this->smtp_conn, 0, 100000);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $announce;
+ }
+
+ return true;
+ }
+
+ /**
+ * Performs SMTP authentication. Must be run after running the
+ * Hello() method. Returns true if successfully authenticated.
+ * @access public
+ * @return bool
+ */
+ function Authenticate($username, $password) {
+ // Start authentication
+ fputs($this->smtp_conn,"AUTH LOGIN" . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($code != 334) {
+ $this->error =
+ array("error" => "AUTH not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ // Send encoded username
+ fputs($this->smtp_conn, base64_encode($username) . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($code != 334) {
+ $this->error =
+ array("error" => "Username not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ // Send encoded password
+ fputs($this->smtp_conn, base64_encode($password) . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($code != 235) {
+ $this->error =
+ array("error" => "Password not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * Returns true if connected to a server otherwise false
+ * @access private
+ * @return bool
+ */
+ function Connected() {
+ if(!empty($this->smtp_conn)) {
+ $sock_status = socket_get_status($this->smtp_conn);
+ if($sock_status["eof"]) {
+ # hmm this is an odd situation... the socket is
+ # valid but we aren't connected anymore
+ if($this->do_debug >= 1) {
+ echo "SMTP -> NOTICE:" . $this->CRLF .
+ "EOF caught while checking if connected";
+ }
+ $this->Close();
+ return false;
+ }
+ return true; # everything looks good
+ }
+ return false;
+ }
+
+ /**
+ * Closes the socket and cleans up the state of the class.
+ * It is not considered good to use this function without
+ * first trying to use QUIT.
+ * @access public
+ * @return void
+ */
+ function Close() {
+ $this->error = null; # so there is no confusion
+ $this->helo_rply = null;
+ if(!empty($this->smtp_conn)) {
+ # close the connection and cleanup
+ fclose($this->smtp_conn);
+ $this->smtp_conn = 0;
+ }
+ }
+
+
+ /***************************************************************
+ * SMTP COMMANDS *
+ *************************************************************/
+
+ /**
+ * Issues a data command and sends the msg_data to the server
+ * finializing the mail transaction. $msg_data is the message
+ * that is to be send with the headers. Each header needs to be
+ * on a single line followed by a <CRLF> with the message headers
+ * and the message body being seperated by and additional <CRLF>.
+ *
+ * Implements rfc 821: DATA <CRLF>
+ *
+ * SMTP CODE INTERMEDIATE: 354
+ * [data]
+ * <CRLF>.<CRLF>
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE FAILURE: 552,554,451,452
+ * SMTP CODE FAILURE: 451,554
+ * SMTP CODE ERROR : 500,501,503,421
+ * @access public
+ * @return bool
+ */
+ function Data($msg_data) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Data() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"DATA" . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 354) {
+ $this->error =
+ array("error" => "DATA command not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ # the server is ready to accept data!
+ # according to rfc 821 we should not send more than 1000
+ # including the CRLF
+ # characters on a single line so we will break the data up
+ # into lines by \r and/or \n then if needed we will break
+ # each of those into smaller lines to fit within the limit.
+ # in addition we will be looking for lines that start with
+ # a period '.' and append and additional period '.' to that
+ # line. NOTE: this does not count towards are limit.
+
+ # normalize the line breaks so we know the explode works
+ $msg_data = str_replace("\r\n","\n",$msg_data);
+ $msg_data = str_replace("\r","\n",$msg_data);
+ $lines = explode("\n",$msg_data);
+
+ # we need to find a good way to determine is headers are
+ # in the msg_data or if it is a straight msg body
+ # currently I'm assuming rfc 822 definitions of msg headers
+ # and if the first field of the first line (':' sperated)
+ # does not contain a space then it _should_ be a header
+ # and we can process all lines before a blank "" line as
+ # headers.
+ $field = substr($lines[0],0,strpos($lines[0],":"));
+ $in_headers = false;
+ if(!empty($field) && !strstr($field," ")) {
+ $in_headers = true;
+ }
+
+ $max_line_length = 998; # used below; set here for ease in change
+
+ while(list(,$line) = @each($lines)) {
+ $lines_out = null;
+ if($line == "" && $in_headers) {
+ $in_headers = false;
+ }
+ # ok we need to break this line up into several
+ # smaller lines
+ while(strlen($line) > $max_line_length) {
+ $pos = strrpos(substr($line,0,$max_line_length)," ");
+
+ # Patch to fix DOS attack
+ if(!$pos) {
+ $pos = $max_line_length - 1;
+ }
+
+ $lines_out[] = substr($line,0,$pos);
+ $line = substr($line,$pos + 1);
+ # if we are processing headers we need to
+ # add a LWSP-char to the front of the new line
+ # rfc 822 on long msg headers
+ if($in_headers) {
+ $line = "\t" . $line;
+ }
+ }
+ $lines_out[] = $line;
+
+ # now send the lines to the server
+ while(list(,$line_out) = @each($lines_out)) {
+ if(strlen($line_out) > 0)
+ {
+ if(substr($line_out, 0, 1) == ".") {
+ $line_out = "." . $line_out;
+ }
+ }
+ fputs($this->smtp_conn,$line_out . $this->CRLF);
+ }
+ }
+
+ # ok all the message data has been sent so lets get this
+ # over with aleady
+ fputs($this->smtp_conn, $this->CRLF . "." . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "DATA not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Expand takes the name and asks the server to list all the
+ * people who are members of the _list_. Expand will return
+ * back and array of the result or false if an error occurs.
+ * Each value in the array returned has the format of:
+ * [ <full-name> <sp> ] <path>
+ * The definition of <path> is defined in rfc 821
+ *
+ * Implements rfc 821: EXPN <SP> <string> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE FAILURE: 550
+ * SMTP CODE ERROR : 500,501,502,504,421
+ * @access public
+ * @return string array
+ */
+ function Expand($name) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Expand() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"EXPN " . $name . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "EXPN not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ # parse the reply and place in our array to return to user
+ $entries = explode($this->CRLF,$rply);
+ while(list(,$l) = @each($entries)) {
+ $list[] = substr($l,4);
+ }
+
+ return $list;
+ }
+
+ /**
+ * Sends the HELO command to the smtp server.
+ * This makes sure that we and the server are in
+ * the same known state.
+ *
+ * Implements from rfc 821: HELO <SP> <domain> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE ERROR : 500, 501, 504, 421
+ * @access public
+ * @return bool
+ */
+ function Hello($host="") {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Hello() without being connected");
+ return false;
+ }
+
+ # if a hostname for the HELO wasn't specified determine
+ # a suitable one to send
+ if(empty($host)) {
+ # we need to determine some sort of appopiate default
+ # to send to the server
+ $host = "localhost";
+ }
+
+ // Send extended hello first (RFC 2821)
+ if(!$this->SendHello("EHLO", $host))
+ {
+ if(!$this->SendHello("HELO", $host))
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * Sends a HELO/EHLO command.
+ * @access private
+ * @return bool
+ */
+ function SendHello($hello, $host) {
+ fputs($this->smtp_conn, $hello . " " . $host . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER: " . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => $hello . " not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ $this->helo_rply = $rply;
+
+ return true;
+ }
+
+ /**
+ * Gets help information on the keyword specified. If the keyword
+ * is not specified then returns generic help, ussually contianing
+ * A list of keywords that help is available on. This function
+ * returns the results back to the user. It is up to the user to
+ * handle the returned data. If an error occurs then false is
+ * returned with $this->error set appropiately.
+ *
+ * Implements rfc 821: HELP [ <SP> <string> ] <CRLF>
+ *
+ * SMTP CODE SUCCESS: 211,214
+ * SMTP CODE ERROR : 500,501,502,504,421
+ * @access public
+ * @return string
+ */
+ function Help($keyword="") {
+ $this->error = null; # to avoid confusion
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Help() without being connected");
+ return false;
+ }
+
+ $extra = "";
+ if(!empty($keyword)) {
+ $extra = " " . $keyword;
+ }
+
+ fputs($this->smtp_conn,"HELP" . $extra . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 211 && $code != 214) {
+ $this->error =
+ array("error" => "HELP not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ return $rply;
+ }
+
+ /**
+ * Starts a mail transaction from the email address specified in
+ * $from. Returns true if successful or false otherwise. If True
+ * the mail transaction is started and then one or more Recipient
+ * commands may be called followed by a Data command.
+ *
+ * Implements rfc 821: MAIL <SP> FROM:<reverse-path> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE SUCCESS: 552,451,452
+ * SMTP CODE SUCCESS: 500,501,421
+ * @access public
+ * @return bool
+ */
+ function Mail($from) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Mail() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"MAIL FROM:<" . $from . ">" . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "MAIL not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Sends the command NOOP to the SMTP server.
+ *
+ * Implements from rfc 821: NOOP <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE ERROR : 500, 421
+ * @access public
+ * @return bool
+ */
+ function Noop() {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Noop() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"NOOP" . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "NOOP not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Sends the quit command to the server and then closes the socket
+ * if there is no error or the $close_on_error argument is true.
+ *
+ * Implements from rfc 821: QUIT <CRLF>
+ *
+ * SMTP CODE SUCCESS: 221
+ * SMTP CODE ERROR : 500
+ * @access public
+ * @return bool
+ */
+ function Quit($close_on_error=true) {
+ $this->error = null; # so there is no confusion
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Quit() without being connected");
+ return false;
+ }
+
+ # send the quit command to the server
+ fputs($this->smtp_conn,"quit" . $this->CRLF);
+
+ # get any good-bye messages
+ $byemsg = $this->get_lines();
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $byemsg;
+ }
+
+ $rval = true;
+ $e = null;
+
+ $code = substr($byemsg,0,3);
+ if($code != 221) {
+ # use e as a tmp var cause Close will overwrite $this->error
+ $e = array("error" => "SMTP server rejected quit command",
+ "smtp_code" => $code,
+ "smtp_rply" => substr($byemsg,4));
+ $rval = false;
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $e["error"] . ": " .
+ $byemsg . $this->CRLF;
+ }
+ }
+
+ if(empty($e) || $close_on_error) {
+ $this->Close();
+ }
+
+ return $rval;
+ }
+
+ /**
+ * Sends the command RCPT to the SMTP server with the TO: argument of $to.
+ * Returns true if the recipient was accepted false if it was rejected.
+ *
+ * Implements from rfc 821: RCPT <SP> TO:<forward-path> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250,251
+ * SMTP CODE FAILURE: 550,551,552,553,450,451,452
+ * SMTP CODE ERROR : 500,501,503,421
+ * @access public
+ * @return bool
+ */
+ function Recipient($to) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Recipient() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"RCPT TO:<" . $to . ">" . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250 && $code != 251) {
+ $this->error =
+ array("error" => "RCPT not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Sends the RSET command to abort and transaction that is
+ * currently in progress. Returns true if successful false
+ * otherwise.
+ *
+ * Implements rfc 821: RSET <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE ERROR : 500,501,504,421
+ * @access public
+ * @return bool
+ */
+ function Reset() {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Reset() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"RSET" . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "RSET failed",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * Starts a mail transaction from the email address specified in
+ * $from. Returns true if successful or false otherwise. If True
+ * the mail transaction is started and then one or more Recipient
+ * commands may be called followed by a Data command. This command
+ * will send the message to the users terminal if they are logged
+ * in.
+ *
+ * Implements rfc 821: SEND <SP> FROM:<reverse-path> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE SUCCESS: 552,451,452
+ * SMTP CODE SUCCESS: 500,501,502,421
+ * @access public
+ * @return bool
+ */
+ function Send($from) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Send() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"SEND FROM:" . $from . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "SEND not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Starts a mail transaction from the email address specified in
+ * $from. Returns true if successful or false otherwise. If True
+ * the mail transaction is started and then one or more Recipient
+ * commands may be called followed by a Data command. This command
+ * will send the message to the users terminal if they are logged
+ * in and send them an email.
+ *
+ * Implements rfc 821: SAML <SP> FROM:<reverse-path> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE SUCCESS: 552,451,452
+ * SMTP CODE SUCCESS: 500,501,502,421
+ * @access public
+ * @return bool
+ */
+ function SendAndMail($from) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called SendAndMail() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"SAML FROM:" . $from . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "SAML not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Starts a mail transaction from the email address specified in
+ * $from. Returns true if successful or false otherwise. If True
+ * the mail transaction is started and then one or more Recipient
+ * commands may be called followed by a Data command. This command
+ * will send the message to the users terminal if they are logged
+ * in or mail it to them if they are not.
+ *
+ * Implements rfc 821: SOML <SP> FROM:<reverse-path> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE SUCCESS: 552,451,452
+ * SMTP CODE SUCCESS: 500,501,502,421
+ * @access public
+ * @return bool
+ */
+ function SendOrMail($from) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called SendOrMail() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"SOML FROM:" . $from . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250) {
+ $this->error =
+ array("error" => "SOML not accepted from server",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * This is an optional command for SMTP that this class does not
+ * support. This method is here to make the RFC821 Definition
+ * complete for this class and __may__ be implimented in the future
+ *
+ * Implements from rfc 821: TURN <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250
+ * SMTP CODE FAILURE: 502
+ * SMTP CODE ERROR : 500, 503
+ * @access public
+ * @return bool
+ */
+ function Turn() {
+ $this->error = array("error" => "This method, TURN, of the SMTP ".
+ "is not implemented");
+ if($this->do_debug >= 1) {
+ echo "SMTP -> NOTICE: " . $this->error["error"] . $this->CRLF;
+ }
+ return false;
+ }
+
+ /**
+ * Verifies that the name is recognized by the server.
+ * Returns false if the name could not be verified otherwise
+ * the response from the server is returned.
+ *
+ * Implements rfc 821: VRFY <SP> <string> <CRLF>
+ *
+ * SMTP CODE SUCCESS: 250,251
+ * SMTP CODE FAILURE: 550,551,553
+ * SMTP CODE ERROR : 500,501,502,421
+ * @access public
+ * @return int
+ */
+ function Verify($name) {
+ $this->error = null; # so no confusion is caused
+
+ if(!$this->connected()) {
+ $this->error = array(
+ "error" => "Called Verify() without being connected");
+ return false;
+ }
+
+ fputs($this->smtp_conn,"VRFY " . $name . $this->CRLF);
+
+ $rply = $this->get_lines();
+ $code = substr($rply,0,3);
+
+ if($this->do_debug >= 2) {
+ echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply;
+ }
+
+ if($code != 250 && $code != 251) {
+ $this->error =
+ array("error" => "VRFY failed on name '$name'",
+ "smtp_code" => $code,
+ "smtp_msg" => substr($rply,4));
+ if($this->do_debug >= 1) {
+ echo "SMTP -> ERROR: " . $this->error["error"] .
+ ": " . $rply . $this->CRLF;
+ }
+ return false;
+ }
+ return $rply;
+ }
+
+ /*******************************************************************
+ * INTERNAL FUNCTIONS *
+ ******************************************************************/
+
+ /**
+ * Read in as many lines as possible
+ * either before eof or socket timeout occurs on the operation.
+ * With SMTP we can tell if we have more lines to read if the
+ * 4th character is '-' symbol. If it is a space then we don't
+ * need to read anything else.
+ * @access private
+ * @return string
+ */
+ function get_lines() {
+ $data = "";
+ while($str = fgets($this->smtp_conn,515)) {
+ if($this->do_debug >= 4) {
+ echo "SMTP -> get_lines(): \$data was \"$data\"" .
+ $this->CRLF;
+ echo "SMTP -> get_lines(): \$str is \"$str\"" .
+ $this->CRLF;
+ }
+ $data .= $str;
+ if($this->do_debug >= 4) {
+ echo "SMTP -> get_lines(): \$data is \"$data\"" . $this->CRLF;
+ }
+ # if the 4th character is a space then we are done reading
+ # so just break the loop
+ if(substr($str,3,1) == " ") { break; }
+ }
+ return $data;
+ }
+
+}
+
+
+ ?>
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