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Diffstat (limited to 'site/source/classes/cats_smtp.class.php')
| -rw-r--r-- | site/source/classes/cats_smtp.class.php | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/site/source/classes/cats_smtp.class.php b/site/source/classes/cats_smtp.class.php new file mode 100644 index 0000000..444bec7 --- /dev/null +++ b/site/source/classes/cats_smtp.class.php @@ -0,0 +1,183 @@ +<?php + +# CATS Online Registration System +# Copyright (C) 2004 Adam Beaumont, Thomas Cort, Patrick McLean, Scott Stoddard +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +# This file contains a PHP SMTP client +class cats_smtp { + var $connection; + var $host; + var $port; + + function cats_smtp() { + global $smtp_host; + global $smtp_port; + + if (!isset($smtp_host)) { + $this->host = "localhost"; # try the localhost + } else { + $this->host = $smtp_host; + } + + if (!isset($smtp_port)) { + $this->port = 25; # use default smtp port + } else { + $this->port = $smtp_port; + } + + $this->connection = 0; + } + + function connect() { + $this->connection = fsockopen($this->host,$this->port); + + if (!$this->connection) { + $r = new return_result(false); + $r->add_message("No Connection\n"); + return $r; + } + + $result = $this->get_sock_data(); + + if (strncmp($result,"220",3) != 0) { + $r = new return_result(false); + $r->add_message("Error connecting\n$result\n"); + return $r; + } + + return new return_result(true); + } + + function disconnect() { + fclose($this->connection); + $this->connection = 0; + } + + # read as much data from the socket as possible + function get_sock_data() { + $data = ""; + + while($str = fgets($this->connection,515)) { + $data .= $str; + if(substr($str,3,1) == " ") { + break; + } + } + return $data; + } + + # write data to a socket and append "\r\n" + function put_sock_data($data) { + fwrite($this->connection,$data . "\r\n"); + } + + # SMTP Commands + function cmd_helo() { + $this->put_sock_data("ehlo " . $this->host); + $result = $this->get_sock_data(); + + if (strncmp($result,"250",3) != 0) { + $r = new return_result(false); + $r->add_message("Error with HELO command\n$result\n"); + return $r; + } + + return new return_result(true); + } + + function cmd_auth() { + global $smtp_user, $smtp_pass; + $coded_pass = base64_encode("$smtp_user\0$smtp_user\0$smtp_pass"); + + $this->put_sock_data("AUTH PLAIN " . $coded_pass); + $result = $this->get_sock_data(); + + if (strncmp($result,"235",3) != 0) { + $r = new return_result(false); + $r->add_message("Error with AUTH command\n$result\n"); + return $r; + } + + return new return_result(true); + } + + function cmd_quit() { + $this->put_sock_data("quit"); + $result = $this->get_sock_data(); + + if (strncmp($result,"221",3) != 0) { + $r = new return_result(false); + $r->add_message("Error with QUIT command\n$result\n"); + return $r; + } + + return new return_result(true); + } + + function cmd_mail_from($addr) { + $this->put_sock_data("mail from: $addr"); + $result = $this->get_sock_data(); + + if (strncmp($result,"250",3) != 0) { + $r = new return_result(false); + $r->add_message("Error with MAIL FROM: $addr command\n$result\n"); + return $r; + } + + return new return_result(true); + } + + function cmd_rcpt_to($addr) { + $this->put_sock_data("rcpt to: $addr"); + $result = $this->get_sock_data(); + + if (strncmp($result,"250",3) != 0) { + $r = new return_result(false); + $r->add_message("Error with RCPT TO: $addr command\n$result\n"); + return $r; + } + + return new return_result(true); + } + + function cmd_data($from,$to,$subject,$data) { + $this->put_sock_data("DATA"); + $result = $this->get_sock_data(); + + if (strncmp($result,"354",3) != 0) { + $r = new return_result(false); + $r->add_message("Error with DATA command\n$result\n"); + return $r; + } + + $this->put_sock_data("From: $from"); + $this->put_sock_data("To: $to"); + $this->put_sock_data("Subject: $subject"); + $this->put_sock_data($data); + $this->put_sock_data("."); + $result = $this->get_sock_data(); + + if (strncmp($result,"250",3) != 0) { + $r = new return_result(false); + $r->add_message("Error with DATA command\n$result\n"); + return $r; + } + + return new return_result(true); + } +} +?> |