222 lines
7.4 KiB
PHP

<?php
/**
* Observium
*
* This file is part of Observium.
*
* @package observium
* @subpackage alerting
* @copyright (C) Adam Armstrong
*
*/
// Find local hostname
$localhost = get_localhost();
$cfg = $GLOBALS['config']['email'];
$emails = [];
$mail_params = [];
$emails[$endpoint['email']] = $endpoint['contact_descr'];
// Mail backend params
$backend = strtolower(trim($cfg['backend']));
switch ($backend) {
case 'sendmail':
$sendmail_exec = explode(' ', $cfg['sendmail_path'])[0];
if (empty($cfg['sendmail_path']) || !is_executable($sendmail_exec)) {
$notify_status['success'] = FALSE;
$notify_status['error'] = "Sendmail exec ($sendmail_exec) is not found or not executable";
return;
}
$mail_params['sendmail_path'] = $cfg['sendmail_path'];
break;
case 'smtp':
$mail_params['host'] = $cfg['smtp_host'];
$mail_params['port'] = $cfg['smtp_port'];
if ($cfg['smtp_secure'] === 'ssl') {
$mail_params['host'] = 'ssl://' . $cfg['smtp_host'];
if ($cfg['smtp_port'] == 25) {
$mail_params['port'] = 465; // Default port for SSL
}
}
$mail_params['timeout'] = $cfg['smtp_timeout'];
$mail_params['auth'] = $cfg['smtp_auth'];
$mail_params['username'] = $cfg['smtp_username'];
$mail_params['password'] = $cfg['smtp_password'];
$mail_params['localhost'] = $localhost;
if (OBS_DEBUG) {
$mail_params['debug'] = TRUE;
}
break;
case 'smtpmx':
case 'mx':
$mail_params['mailname'] = $localhost;
$mail_params['netdns'] = FALSE;
$mail_params['timeout'] = $cfg['smtp_timeout'];
if (OBS_DEBUG) {
$mail_params['debug'] = TRUE;
}
$backend = 'smtpmx';
break;
case 'mail':
default:
$sendmail_path = ini_get('sendmail_path');
$sendmail_exec = explode(' ', $sendmail_path)[0];
if (empty($sendmail_path) || !is_executable($sendmail_exec)) {
if (!empty($cfg['sendmail_path']) && is_executable(explode(' ', $cfg['sendmail_path'])[0])) {
// Try set from our config
//$mail_params['sendmail_path'] = $cfg['sendmail_path'];
ini_set('sendmail_path', $cfg['sendmail_path']);
} else {
$notify_status['success'] = FALSE;
$notify_status['error'] = "mail() exec ($sendmail_exec) is not found or not executable";
return;
}
}
$backend = 'mail'; // Default mailer backend
}
// Time sent RFC 2822
$time_rfc = date('r', time());
// Mail headers
$headers = [];
if (empty($cfg['from'])) {
// Default "From:"
$headers['From'] = 'Observium <observium@' . $localhost . '>';
$headers['Return-Path'] = 'observium@' . $localhost;
} else {
// Validate configured mail from
foreach(parse_email($cfg['from']) as $from => $from_name) {
$headers['From'] = (empty($from_name) ? $from : '"' . $from_name . '" <' . $from . '>'); // From:
$headers['Return-Path'] = $from;
break; // use only first entry
}
}
$rcpts = [];
$rcpts_full = [];
foreach ($emails as $to => $to_name) {
$rcpts_full[] = (empty($to_name) ? $to : '"' . trim($to_name) . '" <' . $to . '>');
$rcpts[] = $to;
}
$rcpts_full = implode(', ', $rcpts_full);
$rcpts = implode(', ', $rcpts);
$headers['To'] = $rcpts_full; // To:
$headers['Subject'] = $message_tags['TITLE']; // Subject:
// ID and Date, leave it before X- headers
$headers['Message-ID'] = '<' . md5(uniqid(time(), TRUE)) . '@' . $localhost . '>';
$headers['Date'] = $time_rfc;
$headers['X-Priority'] = 3; // Mail priority
$headers['X-Mailer'] = OBSERVIUM_PRODUCT . ' ' . OBSERVIUM_VERSION; // X-Mailer:
// Mail autogenerated, suppress autorespond by any issue system
$headers['Precedence'] = 'bulk';
$headers['Auto-submitted'] = 'auto-generated';
$headers['X-Auto-Response-Suppress'] = 'All';
$time_sent = $time_rfc;
// Creating the Mime message
$mime = new Mail_mime(['head_charset' => 'utf-8',
'text_charset' => 'utf-8',
'html_charset' => 'utf-8',
'eol' => PHP_EOL]);
// Mail text footer
$message_tags['FOOTER'] = "\n\nE-mail sent to: $rcpts\n" .
"E-mail sent at: $time_sent\n\n" .
"-- \n" . OBSERVIUM_PRODUCT_LONG . ' ' . OBSERVIUM_VERSION . "\n" . OBSERVIUM_URL . "\n";
// Generate Mail text in both plain text and html
$message['text'] = simple_template('email_text', $message_tags, [ 'is_file' => TRUE ]);
$message_tags_html = $message_tags;
$message_tags_html['CONDITIONS'] = nl2br(escape_html($message_tags['CONDITIONS']));
$message_tags_html['METRICS'] = nl2br(escape_html($message_tags['METRICS']));
// Generate image attach
//$graphs = json_decode($message_tags_html['ENTITY_GRAPHS_ARRAY'], TRUE);
$graphs = $message_tags_html['ENTITY_GRAPHS_ARRAY'];
if (is_array($graphs) && count($graphs)) {
$message_tags_html['ENTITY_GRAPHS'] = ''; // Reinit graphs html
foreach ($graphs as $key => $graph) {
$cid = random_string(16);
// Unencode data uri tag to file content
[ $gmime, $base64 ] = explode(';', $graph['data'], 2);
$gmime = substr($gmime, 5);
$base64 = substr($base64, 7);
//print_vars(substr($graph['data'], 0, 20));
//print_vars($gmime);
//print_vars(substr($base64, 0, 20));
$mime->addHTMLImage(base64_decode($base64), $gmime, $cid . '.png', FALSE, $cid);
$message_tags_html['ENTITY_GRAPHS'] .= '<h4>' . $graph['type'] . '</h4>';
$message_tags_html['ENTITY_GRAPHS'] .= '<a href="' . $graph['url'] . '"><img src="cid:' . $cid . '"></a><br />';
}
}
//print_vars($message_tags_html);
// Mail html footer
$message_tags_html['FOOTER'] = "\n<br /><p style=\"font-size: 11px;\">E-mail sent to: $rcpts<br />\n" .
"E-mail sent at: $time_sent</p>\n" .
'<div style="font-size: 11px; color: #999;">-- <br /><a href="' .
OBSERVIUM_URL . '">' . OBSERVIUM_PRODUCT_LONG . ' ' . OBSERVIUM_VERSION . "</a></div>\n";
$message['html'] = simple_template('email_html', $message_tags_html, [ 'is_file' => TRUE ]);
unset($message_tags_html);
foreach ($message as $part => $part_body) {
switch ($part) {
case 'text':
case 'txt':
case 'plain':
$mime->setTXTBody($part_body);
break;
case 'html':
$mime->setHTMLBody($part_body);
break;
//case 'image':
// break;
//case 'attachment':
// break;
}
}
$body = $mime->get();
// Prepare headers
foreach ($headers as $name => $value) {
$headers[$name] = $mime->encodeHeader($name, $value, 'utf-8', 'quoted-printable');
}
$headers = $mime->headers($headers);
//var_dump($headers);
// Create mailer instance
$mail = Mail::factory($backend, $mail_params);
// Sending email
$status = $mail->send($rcpts, $headers, $body);
if (PEAR::isError($status)) {
//print_message('%rMailer Error%n: ' . $status->getMessage(), 'color');
$notify_status['success'] = FALSE;
$notify_status['error'] = $status->getMessage();
} else {
$notify_status['success'] = TRUE;
}
unset($message);
// EOF