move command-line scripts to their own dir

darcs-hash:20080813154603-84dde-fc1cf32ab5617c11b6cbe9ad084dac32b0db315a.gz

1 files changed, 228 insertions, 0 deletions

diff --git a/scripts/maildaemon.php b/scripts/maildaemon.php
new file mode 100755
index 000000000..3d3b30951
--- /dev/null
+++ b/scripts/maildaemon.php
@@ -0,0 +1,228 @@
+#!/usr/bin/env php
+<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, Controlez-Vous, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+# Abort if called from a web server
+if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
+	print "This script must be run from the command line\n";
+	exit();
+}
+
+define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
+define('LACONICA', true);
+
+require_once(INSTALLDIR . '/lib/common.php');
+require_once(INSTALLDIR . '/lib/mail.php');
+require_once('Mail/mimeDecode.php');
+
+# FIXME: we use both Mail_mimeDecode and mailparse
+# Need to move everything to mailparse
+
+class MailerDaemon {
+
+	function __construct() {
+	}
+
+	function handle_message($fname='php://stdin') {
+		list($from, $to, $msg) = $this->parse_message($fname);
+		if (!$from || !$to || !$msg) {
+			$this->error(NULL, _t('Could not parse message.'));
+		}
+		common_log(LOG_INFO, "Mail from $from to $to: " .substr($msg, 0, 20));
+		$user = $this->user_from($from);
+		if (!$user) {
+			$this->error($from, _('Not a registered user.'));
+			return false;
+		}
+		if (!$this->user_match_to($user, $to)) {
+			$this->error($from, _('Sorry, that is not your incoming email address.'));
+			return false;
+		}
+		if (!$user->emailpost) {
+			$this->error($from, _('Sorry, no incoming email allowed.'));
+			return false;
+		}
+		$response = $this->handle_command($user, $msg);
+		if ($response) {
+			$this->respond($from, $to, $response);
+			return true;
+		}
+		$msg = $this->cleanup_msg($msg);
+		$this->add_notice($user, $msg);
+	}
+
+	function error($from, $msg) {
+		file_put_contents("php://stderr", $msg . "\n");
+		exit(1);
+	}
+
+	function user_from($from_hdr) {
+		$froms = mailparse_rfc822_parse_addresses($from_hdr);
+		if (!$froms) {
+			return NULL;
+		}
+		$from = $froms[0];
+		$addr = common_canonical_email($from['address']);
+		$user = User::staticGet('email', $addr);
+		if (!$user) {
+			$user = User::staticGet('smsemail', $addr);
+		}
+		return $user;
+	}
+
+	function user_match_to($user, $to_hdr) {
+		$incoming = $user->incomingemail;
+		$tos = mailparse_rfc822_parse_addresses($to_hdr);
+		foreach ($tos as $to) {
+			if (strcasecmp($incoming, $to['address']) == 0) {
+				return true;
+			}
+		}
+		return false;
+	}
+
+	function handle_command($user, $msg) {
+		$cmd = trim(strtolower($msg));
+		switch ($cmd) {
+		 case 'off':
+			$this->set_notify($user, false);
+			return true;
+		 case 'on':
+			$this->set_notify($user, true);
+			return true;
+		 default:
+			return false;
+		}
+	}
+
+	function set_notify($user, $value) {
+		$orig = clone($user);
+		$user->smsnotify = $value;
+		$result = $user->update($orig);
+		if (!$result) {
+			common_log_db_error($user, 'UPDATE', __FILE__);
+			return false;
+		}
+		return true;
+	}
+	
+	function respond($from, $to, $response) {
+
+		$headers['From'] = $to;
+		$headers['To'] = $from;
+		$headers['Subject'] = "Command complete";
+
+		return mail_send(array($from), $headers, $response);
+	}
+
+	function log($level, $msg) {
+		common_log($level, 'MailDaemon: '.$msg);
+	}
+
+	function add_notice($user, $msg) {
+		$notice = Notice::saveNew($user->id, $msg, 'mail');
+		if (is_string($notice)) {
+			$this->log(LOG_ERR, $notice);
+			return;
+		}
+		common_broadcast_notice($notice);
+		$this->log(LOG_INFO,
+				   'Added notice ' . $notice->id . ' from user ' . $user->nickname);
+	}
+
+	function parse_message($fname) {
+		$contents = file_get_contents($fname);
+		$parsed = Mail_mimeDecode::decode(array('input' => $contents,
+												'include_bodies' => true,
+												'decode_headers' => true,
+												'decode_bodies' => true));
+		if (!$parsed) {
+			return NULL;
+		}
+
+		$from = $parsed->headers['from'];
+
+		$to = $parsed->headers['to'];
+
+		$type = $parsed->ctype_primary . '/' . $parsed->ctype_secondary;
+
+		if ($parsed->ctype_primary == 'multipart') {
+			foreach ($parsed->parts as $part) {
+				if ($part->ctype_primary == 'text' &&
+					$part->ctype_secondary == 'plain') {
+					$msg = $part->body;
+					break;
+				}
+			}
+		} else if ($type == 'text/plain') {
+			$msg = $parsed->body;
+		} else {
+			$this->unsupported_type($type);
+		}
+
+		return array($from, $to, $msg);
+	}
+
+	function unsupported_type($type) {
+		$this->error(NULL, "Unsupported message type: " . $type);
+	}
+
+	function cleanup_msg($msg) {
+		$lines = explode("\n", $msg);
+
+		$output = '';
+
+		foreach ($lines as $line) {
+			// skip quotes
+			if (preg_match('/^\s*>.*$/', $line)) {
+				continue;
+			}
+			// skip start of quote
+			if (preg_match('/^\s*On.*wrote:\s*$/', $line)) {
+				continue;
+			}
+			// probably interesting to someone, not us
+			if (preg_match('/^\s*Sent via/', $line)) {
+				continue;
+			}
+			// skip everything after a sig
+			if (preg_match('/^\s*--+\s*$/', $line) ||
+				preg_match('/^\s*__+\s*$/', $line))
+			{
+				break;
+			}
+			// skip everything after Outlook quote
+			if (preg_match('/^\s*-+\s*Original Message\s*-+\s*$/', $line)) {
+				break;
+			}
+			// skip everything after weird forward
+			if (preg_match('/^\s*Begin\s+forward/', $line)) {
+				break;
+			}
+
+			$output .= ' ' . $line;
+		}
+
+		preg_replace('/\s+/', ' ', $output);
+		return trim($output);
+	}
+}
+
+$md = new MailerDaemon();
+$md->handle_message('php://stdin');
\ No newline at end of file