diff --git a/externals/phpmailer/class.smtp.php b/externals/phpmailer/class.smtp.php --- a/externals/phpmailer/class.smtp.php +++ b/externals/phpmailer/class.smtp.php @@ -1,814 +1,814 @@ -smtp_conn = 0; - $this->error = null; - $this->helo_rply = null; - - $this->do_debug = 0; - } - - ///////////////////////////////////////////////// - // CONNECTION FUNCTIONS - ///////////////////////////////////////////////// - - /** - * Connect to the server specified on the port specified. - * If the port is not specified use the default SMTP_PORT. - * If tval is specified then a connection will try and be - * established with the server for that number of seconds. - * If tval is not specified the default is 30 seconds to - * try on the connection. - * - * SMTP CODE SUCCESS: 220 - * SMTP CODE FAILURE: 421 - * @access public - * @return bool - */ - public function Connect($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()) { - // already connected, generate error - $this->error = array("error" => "Already connected to a server"); - return false; - } - - if(empty($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)" . $this->CRLF . '
'; - } - return false; - } - - // SMTP server can take longer to respond, give longer timeout for first read - // Windows does not have support for this timeout function - if(substr(PHP_OS, 0, 3) != "WIN") - socket_set_timeout($this->smtp_conn, $tval, 0); - - // get any announcement - $announce = $this->get_lines(); - - if($this->do_debug >= 2) { - echo "SMTP -> FROM SERVER:" . $announce . $this->CRLF . '
'; - } - - return true; - } - - /** - * Initiate a TLS communication with the server. - * - * SMTP CODE 220 Ready to start TLS - * SMTP CODE 501 Syntax error (no parameters allowed) - * SMTP CODE 454 TLS not available due to temporary reason - * @access public - * @return bool success - */ - public function StartTLS() { - $this->error = null; # to avoid confusion - - if(!$this->connected()) { - $this->error = array("error" => "Called StartTLS() without being connected"); - return false; - } - - fputs($this->smtp_conn,"STARTTLS" . $this->CRLF); - - $rply = $this->get_lines(); - $code = substr($rply,0,3); - - if($this->do_debug >= 2) { - echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '
'; - } - - if($code != 220) { - $this->error = - array("error" => "STARTTLS not accepted from server", - "smtp_code" => $code, - "smtp_msg" => substr($rply,4)); - if($this->do_debug >= 1) { - echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '
'; - } - return false; - } - - // Begin encrypted connection - if(!stream_socket_enable_crypto($this->smtp_conn, true, STREAM_CRYPTO_METHOD_TLS_CLIENT)) { - return false; - } - - return true; - } - - /** - * Performs SMTP authentication. Must be run after running the - * Hello() method. Returns true if successfully authenticated. - * @access public - * @return bool - */ - public 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 . $this->CRLF . '
'; - } - return false; - } - - return true; - } - - /** - * Returns true if connected to a server otherwise false - * @access public - * @return bool - */ - public function Connected() { - if(!empty($this->smtp_conn)) { - $sock_status = socket_get_status($this->smtp_conn); - if($sock_status["eof"]) { - // the socket is valid but we are not connected - if($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 - */ - public 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. $msg_data is the message - * that is to be send with the headers. Each header needs to be - * on a single line followed by a with the message headers - * and the message body being seperated by and additional . - * - * Implements rfc 821: DATA - * - * SMTP CODE INTERMEDIATE: 354 - * [data] - * . - * SMTP CODE SUCCESS: 250 - * SMTP CODE FAILURE: 552,554,451,452 - * SMTP CODE FAILURE: 451,554 - * SMTP CODE ERROR : 500,501,503,421 - * @access public - * @return bool - */ - public function Data($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:" . $rply . $this->CRLF . '
'; - } - - if($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 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 am 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); - } else { - $lines_out[] = substr($line,0,$pos); - $line = substr($line,$pos + 1); - } - - /* if processing headers add a LWSP-char to the front of new line - * rfc 822 on long msg headers - */ - if($in_headers) { - $line = "\t" . $line; - } - } - $lines_out[] = $line; - - // send the lines to the server - while(list(,$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 . $this->CRLF); - } - } - - // message data has been sent - fputs($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:" . $rply . $this->CRLF . '
'; - } - - if($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 . $this->CRLF . '
'; - } - return false; - } - return true; - } - - /** - * Sends the HELO command to the smtp server. - * This makes sure that we and the server are in - * the same known state. - * - * Implements from rfc 821: HELO - * - * SMTP CODE SUCCESS: 250 - * SMTP CODE ERROR : 500, 501, 504, 421 - * @access public - * @return bool - */ - public function Hello($host = '') { - $this->error = null; // so no confusion is caused - - if(!$this->connected()) { - $this->error = array( - "error" => "Called Hello() without being connected"); - return false; - } - - // if hostname for HELO was not specified send default - if(empty($host)) { - // determine appropriate default to send to server - $host = "localhost"; - } - - // Send extended hello first (RFC 2821) - if(!$this->SendHello("EHLO", $host)) { - if(!$this->SendHello("HELO", $host)) { - return false; - } - } - - return true; - } - - /** - * Sends a HELO/EHLO command. - * @access private - * @return bool - */ - private function SendHello($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: " . $rply . $this->CRLF . '
'; - } - - if($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; - } - - /** - * Starts a mail transaction from the email address specified in - * $from. Returns true if successful or false otherwise. If True - * the mail transaction is started and then one or more Recipient - * commands may be called followed by a Data command. - * - * Implements rfc 821: MAIL FROM: - * - * SMTP CODE SUCCESS: 250 - * SMTP CODE SUCCESS: 552,451,452 - * SMTP CODE SUCCESS: 500,501,421 - * @access public - * @return bool - */ - public function Mail($from) { - $this->error = null; // so no confusion is caused - - if(!$this->connected()) { - $this->error = array( - "error" => "Called Mail() without being connected"); - return false; - } - - $useVerp = ($this->do_verp ? "XVERP" : ""); - fputs($this->smtp_conn,"MAIL FROM:<" . $from . ">" . $useVerp . $this->CRLF); - - $rply = $this->get_lines(); - $code = substr($rply,0,3); - - if($this->do_debug >= 2) { - echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '
'; - } - - if($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 quit command to the server and then closes the socket - * if there is no error or the $close_on_error argument is true. - * - * Implements from rfc 821: QUIT - * - * SMTP CODE SUCCESS: 221 - * SMTP CODE ERROR : 500 - * @access public - * @return bool - */ - public function Quit($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:" . $byemsg . $this->CRLF . '
'; - } - - $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 $to. - * Returns true if the recipient was accepted false if it was rejected. - * - * Implements from rfc 821: RCPT TO: - * - * SMTP CODE SUCCESS: 250,251 - * SMTP CODE FAILURE: 550,551,552,553,450,451,452 - * SMTP CODE ERROR : 500,501,503,421 - * @access public - * @return bool - */ - public function Recipient($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:" . $rply . $this->CRLF . '
'; - } - - if($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 - * - * SMTP CODE SUCCESS: 250 - * SMTP CODE ERROR : 500,501,504,421 - * @access public - * @return bool - */ - public 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:" . $rply . $this->CRLF . '
'; - } - - if($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 - * $from. Returns true if successful or false otherwise. If True - * the mail transaction is started and then one or more Recipient - * commands may be called followed by a Data command. This command - * will send the message to the users terminal if they are logged - * in and send them an email. - * - * Implements rfc 821: SAML FROM: - * - * SMTP CODE SUCCESS: 250 - * SMTP CODE SUCCESS: 552,451,452 - * SMTP CODE SUCCESS: 500,501,502,421 - * @access public - * @return bool - */ - public function SendAndMail($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:" . $rply . $this->CRLF . '
'; - } - - if($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; - } - - /** - * 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 - * - * SMTP CODE SUCCESS: 250 - * SMTP CODE FAILURE: 502 - * SMTP CODE ERROR : 500, 503 - * @access public - * @return bool - */ - public 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; - } - - /** - * Get the current error - * @access public - * @return array - */ - public function getError() { - return $this->error; - } - - ///////////////////////////////////////////////// - // 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 - */ - private 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\"" . $this->CRLF . '
'; - } - // if 4th character is a space, we are done reading, break the loop - if(substr($str,3,1) == " ") { break; } - } - return $data; - } - -} - +smtp_conn = 0; + $this->error = null; + $this->helo_rply = null; + + $this->do_debug = 0; + } + + ///////////////////////////////////////////////// + // CONNECTION FUNCTIONS + ///////////////////////////////////////////////// + + /** + * Connect to the server specified on the port specified. + * If the port is not specified use the default SMTP_PORT. + * If tval is specified then a connection will try and be + * established with the server for that number of seconds. + * If tval is not specified the default is 30 seconds to + * try on the connection. + * + * SMTP CODE SUCCESS: 220 + * SMTP CODE FAILURE: 421 + * @access public + * @return bool + */ + public function Connect($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()) { + // already connected, generate error + $this->error = array("error" => "Already connected to a server"); + return false; + } + + if(empty($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)" . $this->CRLF . '
'; + } + return false; + } + + // SMTP server can take longer to respond, give longer timeout for first read + // Windows does not have support for this timeout function + if(substr(PHP_OS, 0, 3) != "WIN") + socket_set_timeout($this->smtp_conn, $tval, 0); + + // get any announcement + $announce = $this->get_lines(); + + if($this->do_debug >= 2) { + echo "SMTP -> FROM SERVER:" . $announce . $this->CRLF . '
'; + } + + return true; + } + + /** + * Initiate a TLS communication with the server. + * + * SMTP CODE 220 Ready to start TLS + * SMTP CODE 501 Syntax error (no parameters allowed) + * SMTP CODE 454 TLS not available due to temporary reason + * @access public + * @return bool success + */ + public function StartTLS() { + $this->error = null; # to avoid confusion + + if(!$this->connected()) { + $this->error = array("error" => "Called StartTLS() without being connected"); + return false; + } + + fputs($this->smtp_conn,"STARTTLS" . $this->CRLF); + + $rply = $this->get_lines(); + $code = substr($rply,0,3); + + if($this->do_debug >= 2) { + echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '
'; + } + + if($code != 220) { + $this->error = + array("error" => "STARTTLS not accepted from server", + "smtp_code" => $code, + "smtp_msg" => substr($rply,4)); + if($this->do_debug >= 1) { + echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '
'; + } + return false; + } + + // Begin encrypted connection + if(!stream_socket_enable_crypto($this->smtp_conn, true, STREAM_CRYPTO_METHOD_TLS_CLIENT)) { + return false; + } + + return true; + } + + /** + * Performs SMTP authentication. Must be run after running the + * Hello() method. Returns true if successfully authenticated. + * @access public + * @return bool + */ + public 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 . $this->CRLF . '
'; + } + return false; + } + + return true; + } + + /** + * Returns true if connected to a server otherwise false + * @access public + * @return bool + */ + public function Connected() { + if(!empty($this->smtp_conn)) { + $sock_status = socket_get_status($this->smtp_conn); + if($sock_status["eof"]) { + // the socket is valid but we are not connected + if($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 + */ + public 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. $msg_data is the message + * that is to be send with the headers. Each header needs to be + * on a single line followed by a with the message headers + * and the message body being seperated by and additional . + * + * Implements rfc 821: DATA + * + * SMTP CODE INTERMEDIATE: 354 + * [data] + * . + * SMTP CODE SUCCESS: 250 + * SMTP CODE FAILURE: 552,554,451,452 + * SMTP CODE FAILURE: 451,554 + * SMTP CODE ERROR : 500,501,503,421 + * @access public + * @return bool + */ + public function Data($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:" . $rply . $this->CRLF . '
'; + } + + if($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 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 am 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; + } + + $max_line_length = 998; // used below; set here for ease in change + + foreach($lines as $line) { + $lines_out = null; + if($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); + } else { + $lines_out[] = substr($line,0,$pos); + $line = substr($line,$pos + 1); + } + + /* if processing headers add a LWSP-char to the front of new line + * rfc 822 on long msg headers + */ + if($in_headers) { + $line = "\t" . $line; + } + } + $lines_out[] = $line; + + // send the lines to the server + foreach($lines_out as $line_out) { + if(strlen($line_out) > 0) + { + if(substr($line_out, 0, 1) == ".") { + $line_out = "." . $line_out; + } + } + fputs($this->smtp_conn,$line_out . $this->CRLF); + } + } + + // message data has been sent + fputs($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:" . $rply . $this->CRLF . '
'; + } + + if($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 . $this->CRLF . '
'; + } + return false; + } + return true; + } + + /** + * Sends the HELO command to the smtp server. + * This makes sure that we and the server are in + * the same known state. + * + * Implements from rfc 821: HELO + * + * SMTP CODE SUCCESS: 250 + * SMTP CODE ERROR : 500, 501, 504, 421 + * @access public + * @return bool + */ + public function Hello($host = '') { + $this->error = null; // so no confusion is caused + + if(!$this->connected()) { + $this->error = array( + "error" => "Called Hello() without being connected"); + return false; + } + + // if hostname for HELO was not specified send default + if(empty($host)) { + // determine appropriate default to send to server + $host = "localhost"; + } + + // Send extended hello first (RFC 2821) + if(!$this->SendHello("EHLO", $host)) { + if(!$this->SendHello("HELO", $host)) { + return false; + } + } + + return true; + } + + /** + * Sends a HELO/EHLO command. + * @access private + * @return bool + */ + private function SendHello($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: " . $rply . $this->CRLF . '
'; + } + + if($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; + } + + /** + * Starts a mail transaction from the email address specified in + * $from. Returns true if successful or false otherwise. If True + * the mail transaction is started and then one or more Recipient + * commands may be called followed by a Data command. + * + * Implements rfc 821: MAIL FROM: + * + * SMTP CODE SUCCESS: 250 + * SMTP CODE SUCCESS: 552,451,452 + * SMTP CODE SUCCESS: 500,501,421 + * @access public + * @return bool + */ + public function Mail($from) { + $this->error = null; // so no confusion is caused + + if(!$this->connected()) { + $this->error = array( + "error" => "Called Mail() without being connected"); + return false; + } + + $useVerp = ($this->do_verp ? "XVERP" : ""); + fputs($this->smtp_conn,"MAIL FROM:<" . $from . ">" . $useVerp . $this->CRLF); + + $rply = $this->get_lines(); + $code = substr($rply,0,3); + + if($this->do_debug >= 2) { + echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '
'; + } + + if($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 quit command to the server and then closes the socket + * if there is no error or the $close_on_error argument is true. + * + * Implements from rfc 821: QUIT + * + * SMTP CODE SUCCESS: 221 + * SMTP CODE ERROR : 500 + * @access public + * @return bool + */ + public function Quit($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:" . $byemsg . $this->CRLF . '
'; + } + + $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 $to. + * Returns true if the recipient was accepted false if it was rejected. + * + * Implements from rfc 821: RCPT TO: + * + * SMTP CODE SUCCESS: 250,251 + * SMTP CODE FAILURE: 550,551,552,553,450,451,452 + * SMTP CODE ERROR : 500,501,503,421 + * @access public + * @return bool + */ + public function Recipient($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:" . $rply . $this->CRLF . '
'; + } + + if($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 + * + * SMTP CODE SUCCESS: 250 + * SMTP CODE ERROR : 500,501,504,421 + * @access public + * @return bool + */ + public 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:" . $rply . $this->CRLF . '
'; + } + + if($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 + * $from. Returns true if successful or false otherwise. If True + * the mail transaction is started and then one or more Recipient + * commands may be called followed by a Data command. This command + * will send the message to the users terminal if they are logged + * in and send them an email. + * + * Implements rfc 821: SAML FROM: + * + * SMTP CODE SUCCESS: 250 + * SMTP CODE SUCCESS: 552,451,452 + * SMTP CODE SUCCESS: 500,501,502,421 + * @access public + * @return bool + */ + public function SendAndMail($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:" . $rply . $this->CRLF . '
'; + } + + if($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; + } + + /** + * 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 + * + * SMTP CODE SUCCESS: 250 + * SMTP CODE FAILURE: 502 + * SMTP CODE ERROR : 500, 503 + * @access public + * @return bool + */ + public 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; + } + + /** + * Get the current error + * @access public + * @return array + */ + public function getError() { + return $this->error; + } + + ///////////////////////////////////////////////// + // 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 + */ + private 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\"" . $this->CRLF . '
'; + } + // if 4th character is a space, we are done reading, break the loop + if(substr($str,3,1) == " ") { break; } + } + return $data; + } + +} + ?> \ No newline at end of file