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moved html to template file

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This commit is contained in:
Synox 2018-01-12 18:46:26 +01:00
parent f49c16d62e
commit ea6b9b7039
3 changed files with 506 additions and 491 deletions
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235
src/backend.php
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@ -1,235 +0,0 @@
<?php
# set the new path of config.php (must be in a safe location outside the `public_html`)
require_once '../../config.php';
# load php dependencies:
require_once './backend-libs/autoload.php';
$mailbox = new PhpImap\Mailbox($config['imap']['url'],
$config['imap']['username'],
$config['imap']['password']);
/**
* print error and stop program.
* @param $status integer http status
* @param $text string error text
*/
function error($status, $text) {
@http_response_code($status);
@print("{\"error\": \"$text\"}");
die();
}
/**
* print all mails for the given $user.
* @param $address string email address
* @return array
*/
function get_emails($address) {
global $mailbox;
// Search for mails with the recipient $address in TO or CC.
$mailsIdsTo = imap_sort($mailbox->getImapStream(), SORTARRIVAL, true, SE_UID, 'TO "' . $address . '"');
$mailsIdsCc = imap_sort($mailbox->getImapStream(), SORTARRIVAL, true, SE_UID, 'CC "' . $address . '"');
$mail_ids = array_merge($mailsIdsTo, $mailsIdsCc);
$emails = _load_emails($mail_ids, $address);
return $emails;
}
/**
* deletes emails by id and username. The $address must match the recipient in the email.
*
* @param $mailid integer imap email id
* @param $address string email address
* @internal param the $username matching username
*/
function delete_email($mailid, $address) {
global $mailbox;
if (_load_one_email($mailid, $address) !== null) {
$mailbox->deleteMail($mailid);
$mailbox->expungeDeletedMails();
} else {
error(404, 'delete error: invalid username/mailid combination');
}
}
/**
* download email by id and username. The $address must match the recipient in the email.
*
* @param $mailid integer imap email id
* @param $address string email address
* @internal param the $username matching username
*/
function download_email($mailid, $address) {
global $mailbox;
if (_load_one_email($mailid, $address) !== null) {
header("Content-Type: message/rfc822; charset=utf-8");
header("Content-Disposition: attachment; filename=\"$address-$mailid.eml\"");
$headers = imap_fetchheader($mailbox->getImapStream(), $mailid, FT_UID);
$body = imap_body($mailbox->getImapStream(), $mailid, FT_UID);
print ($headers . "\n" . $body);
} else {
error(404, 'download error: invalid username/mailid combination');
}
}
/**
* Load exactly one email, the $address in TO or CC has to match.
* @param $mailid integer
* @param $address String address
* @return email or null
*/
function _load_one_email($mailid, $address) {
// in order to avoid https://www.owasp.org/index.php/Top_10_2013-A4-Insecure_Direct_Object_References
// the recipient in the email has to match the $address.
$emails = _load_emails(array($mailid), $address);
return count($emails) === 1 ? $emails[0] : null;
}
/**
* Load emails using the $mail_ids, the mails have to match the $address in TO or CC.
* @param $mail_ids array of integer ids
* @param $address String address
* @return array of emails
*/
function _load_emails($mail_ids, $address) {
global $mailbox;
$emails = array();
foreach ($mail_ids as $id) {
$mail = $mailbox->getMail($id);
// imap_search also returns partials matches. The mails have to be filtered again:
if (array_key_exists($address, $mail->to) || array_key_exists($address, $mail->cc)) {
$emails[] = $mail;
}
}
return $emails;
}
/**
* Remove illegal characters from username and remove everything after the @-sign. You may extend it if your server supports them.
* @param $username
* @return string clean username
*/
function _clean_username($username) {
$username = strtolower($username);
$username = preg_replace('/@.*$/', "", $username); // remove part after @
$username = preg_replace('/[^A-Za-z0-9_.+-]/', "", $username); // remove special characters
if (in_array($username, array('root', 'admin', 'administrator', 'hostmaster', 'postmaster', 'webmaster'))) {
// Forbidden name!
return '';
}
return $username;
}
function _clean_domain($username) {
$username = strtolower($username);
$username = preg_replace('/^.*@/', "", $username); // remove part before @
return preg_replace('/[^A-Za-z0-9_.+-]/', "", $username); // remove special characters
}
function redirect_to_random($domains) {
$wordLength = rand(3, 8);
$container = new PronounceableWord_DependencyInjectionContainer();
$generator = $container->getGenerator();
$word = $generator->generateWordOfGivenLength($wordLength);
$nr = rand(51, 91);
$name = $word . $nr;
$domain = $domains[array_rand($domains)];
header("location: ?$name@$domain");
}
/**
* deletes messages older than X days.
*/
function delete_old_messages() {
global $mailbox, $config;
$ids = $mailbox->searchMailbox('BEFORE ' . date('d-M-Y', strtotime($config['delete_messages_older_than'])));
foreach ($ids as $id) {
$mailbox->deleteMail($id);
}
$mailbox->expungeDeletedMails();
}
class AutoLinkExtension {
static public function auto_link_text($string) {
$string = preg_replace_callback("/
((?<![\"']) # don't look inside quotes
(\b
( # protocol or www.
[a-z]{3,}:\/\/
|
www\.
)
(?: # domain
[a-zA-Z0-9_\-]+
(?:\.[a-zA-Z0-9_\-]+)*
|
localhost
)
(?: # port
\:[0-9]+
)?
(?: # path
\/[a-z0-9:%_|~.-]*
(?:\/[a-z0-9:%_|~.-]*)*
)?
(?: # attributes
\?[a-z0-9:%_|~.=&#;-]*
)?
(?: # anchor
\#[a-z0-9:%_|~.=&#;-]*
)?
)
(?![\"']))
/ix", function ($match) {
$url = $match[0];
$href = $url;
if (false === strpos($href, 'http')) {
$href = 'http://' . $href;
}
return '<a href="' . $href . '" rel="noreferrer">' . $url . '</a>';
}
, $string);
$string = AutoLinkExtension::unescape($string);
return $string;
} # filter()
/**
* unescape()
*
* @param string $text
* @return string $text
**/
static function unescape($text) {
global $escape_autolink_uri;
if (!$escape_autolink_uri)
return $text;
$unescape = array_reverse($escape_autolink_uri);
return str_replace(array_keys($unescape), array_values($unescape), $text);
} # unescape()
}
// run on every request
delete_old_messages();

271
src/frontend.template.php Normal file
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@ -0,0 +1,271 @@
<?php
/*
input:
$address - username and domain
$username - username
$userDomain - domain
$config - config array
$emails - array of emails
*/
// Load HTML Purifier
$purifier_config = HTMLPurifier_Config::createDefault();
$purifier_config->set('HTML.Nofollow', true);
$purifier_config->set('HTML.ForbiddenElements', array("img"));
$purifier = new HTMLPurifier($purifier_config);
?>
<html lang="en">
<head>
<meta charset="utf-8">
<title><?php echo $address ?></title>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="icon" type="image/x-icon" href="favicon.gif">
<meta name="mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.5/css/bootstrap.min.css"
integrity="sha384-AysaV+vQoT3kOAXZkl02PThvDr8HYKPZhNT5h/CXfBThSRXQ6jW5DO2ekP5ViFdi"
crossorigin="anonymous">
<meta charset="utf-8">
<link rel="stylesheet" href="style.css">
<link rel="stylesheet" href="spinner.css">
<script src="turbolinks.js"></script>
<meta name="turbolinks-cache-control" content="no-preview">
<script>
// https://stackoverflow.com/a/44353026
var reloadWithTurbolinks = (function () {
var scrollPosition;
function reload() {
Turbolinks.visit(window.location.toString(), {action: 'replace'})
}
document.addEventListener('turbolinks:before-render', function () {
scrollPosition = [window.scrollX, window.scrollY];
});
document.addEventListener('turbolinks:load', function () {
if (scrollPosition) {
window.scrollTo.apply(window, scrollPosition);
scrollPosition = null
}
});
return reload;
})();
setInterval(function () {
reloadWithTurbolinks();
}, 15000);
function showHtml(id) {
document.getElementById('email-' + id + '-html').style.display = 'block';
document.getElementById('email-' + id + '-plain').style.display = 'none';
document.getElementById('show-html-button-' + id).style.display = 'none';
document.getElementById('show-plain-button-' + id).style.display = 'inline-block';
return false;
}
function showPlain(id) {
document.getElementById('email-' + id + '-html').style.display = 'none';
document.getElementById('email-' + id + '-plain').style.display = 'block';
document.getElementById('show-html-button-' + id).style.display = 'inline-block';
document.getElementById('show-plain-button-' + id).style.display = 'none';
return false;
}
</script>
</head>
<body data-turbolinks="false">
<header data-turbolinks-permanent id="header">
<div class="container">
<small class="form-text text-muted">
change username:
</small>
<form action="?" method="get">
<div class="form-group row">
<div class="col-sm-4">
<input id="username" class="form-control form-control-lg" name="username" title="username"
value="<?php echo $username ?>">
</div>
<div class="col-sm-3">
<?php
if (count($config['domains']) == 1) {
print "<h3>@" . $config['domains'][0] . "</h3>";
} else {
?>
<select id="domain" class="form-control form-control-lg" name="domain" title="domain"
onchange="this.form.submit()">
<?php
foreach ($config['domains'] as $domain) {
$selected = $domain === $userDomain ? ' selected ' : '';
print "<option value='$domain' $selected>@$domain</option>";
}
?>
</select>
<?php
}
?>
</div>
<div class="col-sm-3 random-column">
<span>or &nbsp;</span>
<a role="button" href="?random=true" class="btn btn-outline-primary">generate random
</a>
</div>
</div>
</form>
</div>
</header>
<main>
<div class="container min-height">
<?php
if (empty($emails)) {
?>
<div>
<div class="card waiting-screen">
<div class="card-block">
<p class="lead">Your mailbox <strong
><?php echo $address ?></strong> is ready. </p>
<p>Emails will appear here automatically. They will be deleted after 30 days.</p>
<div class="spinner">
<div class="rect1"></div>
<div class="rect2"></div>
<div class="rect3"></div>
<div class="rect4"></div>
<div class="rect5"></div>
</div>
</div>
</div>
</div>
<?php
} else {
foreach ($emails as $email) {
?>
<div class="email-table">
<div class="card email">
<div class="card-block header-shadow sticky-header">
<div class="row">
<div class="col-sm-8">
<h3 class="card-title">
<?php echo filter_var($email->subject, FILTER_SANITIZE_SPECIAL_CHARS); ?>
</h3>
</div>
<div class="col-sm-4 text-right">
<form class="form-inline float-xs-right">
<button type="button" class="btn btn-outline-info btn-sm"
style="display: inline-block"
id="show-html-button-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>"
onclick="showHtml(<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>)">
show html
</button>
<button type="button" class="btn btn-outline-info btn-sm"
style="display: none"
id="show-plain-button-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>"
onclick="showPlain(<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>)">
show text
</button>
<a class="btn btn-sm btn-outline-primary " download="true"
role="button"
href="?download_email_id=<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>&amp;address=<?php echo $address ?>">Download
</a>
<a class="btn btn-sm btn-outline-danger"
role="button"
href="?delete_email_id=<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>&amp;address=<?php echo $address ?>">Delete
</a>
</form>
</div>
</div>
<div class="row">
<div class="col-sm-8">
<h6 class="card-subtitle mt-1 text-muted">
<?php
echo filter_var($email->fromName, FILTER_SANITIZE_SPECIAL_CHARS);
echo ' &lt;';
echo filter_var($email->fromAddress, FILTER_SANITIZE_SPECIAL_CHARS);
echo '&gt;';
?>
</h6>
</div>
<div class="col-sm-4">
<h6 class="card-subtitle mt-1 text-muted"
style="text-align: right">
<?php echo filter_var($email->date, FILTER_SANITIZE_SPECIAL_CHARS); ?>
</h6>
</div>
</div>
</div>
<div class="card-block">
<h6 class="card-subtitle text-muted">
To: <?php echo filter_var($email->toString, FILTER_SANITIZE_SPECIAL_CHARS); ?></h6>
<?php
foreach ($email->cc as $cc) {
print "<h6 class='card-subtitle text-muted'>CC: " . filter_var($cc, FILTER_SANITIZE_SPECIAL_CHARS) . "</h6>";
}
?>
<div class="mt-2 card-text">
<!-- show plaintext or html -->
<div id="email-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>-plain"
style="display: block;">
<?php $text = filter_var($email->textPlain, FILTER_SANITIZE_SPECIAL_CHARS);
// Keep newlines
$text = str_replace('&#10;', '<br />', $text);
echo \AutoLinkExtension::auto_link_text($text)
?>
</div>
<div id="email-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>-html"
style="display: none;">
<?php
$clean_html = $purifier->purify($email->textHtml);
echo $clean_html;
?>
</div>
</div>
</div>
</div>
</div>
<?php
}
}
?>
</div>
</main>
<footer>
<p>Powered by <a
href="https://github.com/synox/disposable-mailbox"><strong>synox/disposable-mailbox</strong></a>
| <a href="https://github.com/synox/disposable-mailbox"><span class="octicon octicon-mark-github"></span>
Fork
me on github</a></p>
</footer>
</body>
</html>

491
src/index.php
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@ -1,10 +1,14 @@
<?php
require_once('backend.php');
# set the new path of config.php (must be in a safe location outside the `public_html`)
require_once '../../config.php';
# load php dependencies:
require_once './backend-libs/autoload.php';
$mailbox = new PhpImap\Mailbox($config['imap']['url'],
$config['imap']['username'],
$config['imap']['password']);
$purifier_config = HTMLPurifier_Config::createDefault();
$purifier_config->set('HTML.Nofollow', true);
$purifier_config->set('HTML.ForbiddenElements', array("img"));
$purifier = new HTMLPurifier($purifier_config);
// simple router:
if (isset($_GET['username']) && isset($_GET['domain'])) {
@ -35,257 +39,232 @@ if (isset($_GET['username']) && isset($_GET['domain'])) {
exit();
}
$emails = get_emails($address);
?>
require "frontend.template.php";
<html lang="en">
<head>
<meta charset="utf-8">
<title><?php echo $address ?></title>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="icon" type="image/x-icon" href="favicon.gif">
<meta name="mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.5/css/bootstrap.min.css"
integrity="sha384-AysaV+vQoT3kOAXZkl02PThvDr8HYKPZhNT5h/CXfBThSRXQ6jW5DO2ekP5ViFdi"
crossorigin="anonymous">
<meta charset="utf-8">
<link rel="stylesheet" href="style.css">
<link rel="stylesheet" href="spinner.css">
<script src="turbolinks.js"></script>
<meta name="turbolinks-cache-control" content="no-preview">
<script>
// https://stackoverflow.com/a/44353026
var reloadWithTurbolinks = (function () {
var scrollPosition;
function reload() {
Turbolinks.visit(window.location.toString(), {action: 'replace'})
}
document.addEventListener('turbolinks:before-render', function () {
scrollPosition = [window.scrollX, window.scrollY];
});
document.addEventListener('turbolinks:load', function () {
if (scrollPosition) {
window.scrollTo.apply(window, scrollPosition);
scrollPosition = null
}
});
return reload
})();
setInterval(function () {
reloadWithTurbolinks();
}, 15000);
function showHtml(id) {
document.getElementById('email-' + id + '-html').style.display = 'block';
document.getElementById('email-' + id + '-plain').style.display = 'none';
document.getElementById('show-html-button-' + id).style.display = 'none';
document.getElementById('show-plain-button-' + id).style.display = 'inline-block';
return false;
}
function showPlain(id) {
document.getElementById('email-' + id + '-html').style.display = 'none';
document.getElementById('email-' + id + '-plain').style.display = 'block';
document.getElementById('show-html-button-' + id).style.display = 'inline-block';
document.getElementById('show-plain-button-' + id).style.display = 'none';
return false;
}
</script>
</head>
<body data-turbolinks="false">
<header data-turbolinks-permanent id="header">
<div class="container">
<small class="form-text text-muted">
change username:
</small>
<form action="?" method="get">
<div class="form-group row">
<div class="col-sm-4">
<input id="username" class="form-control form-control-lg" name="username" title="username"
value="<?php echo $username ?>">
</div>
<div class="col-sm-3">
<?php
if (count($config['domains']) == 1) {
print "<h3>@" . $config['domains'][0] . "</h3>";
} else {
?>
<select id="domain" class="form-control form-control-lg" name="domain" title="domain">
<?php
foreach ($config['domains'] as $domain) {
$selected = $domain === $userDomain ? ' selected ' : '';
print "<option value='$domain' $selected>@$domain</option>";
}
?>
</select>
<?php
}
?>
</div>
<div class="col-sm-3 random-column">
<span>or &nbsp;</span>
<a role="button" href="?random=true" class="btn btn-outline-primary">generate random
</a>
</div>
</div>
</form>
</div>
</header>
<main>
<div class="container min-height">
<?php
if (empty($emails)) {
?>
<div>
<div class="card waiting-screen">
<div class="card-block">
<p class="lead">Your mailbox <strong
><?php echo $address ?></strong> is ready. </p>
<p>Emails will appear here automatically. They will be deleted after 30 days.</p>
<div class="spinner">
<div class="rect1"></div>
<div class="rect2"></div>
<div class="rect3"></div>
<div class="rect4"></div>
<div class="rect5"></div>
</div>
</div>
</div>
</div>
<?php
} else {
foreach ($emails as $email) {
?>
<div class="email-table">
<div class="card email">
<div class="card-block header-shadow sticky-header">
<div class="row">
<div class="col-sm-8">
<h3 class="card-title">
<?php echo filter_var($email->subject, FILTER_SANITIZE_SPECIAL_CHARS); ?>
</h3>
</div>
<div class="col-sm-4 text-right">
<form class="form-inline float-xs-right">
<button type="button" class="btn btn-outline-info btn-sm"
style="display: inline-block"
id="show-html-button-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>"
onclick="showHtml(<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>)">
show html
</button>
<button type="button" class="btn btn-outline-info btn-sm"
style="display: none"
id="show-plain-button-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>"
onclick="showPlain(<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>)">
show text
</button>
<a class="btn btn-sm btn-outline-primary " download="true"
role="button"
href="?download_email_id=<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>&amp;address=<?php echo $address ?>">Download
</a>
<a class="btn btn-sm btn-outline-danger"
role="button"
href="?delete_email_id=<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>&amp;address=<?php echo $address ?>">Delete
</a>
</form>
</div>
</div>
<div class="row">
<div class="col-sm-8">
<h6 class="card-subtitle mt-1 text-muted">
<?php
echo filter_var($email->fromName, FILTER_SANITIZE_SPECIAL_CHARS);
echo ' &lt;';
echo filter_var($email->fromAddress, FILTER_SANITIZE_SPECIAL_CHARS);
echo '&gt;';
?>
</h6>
</div>
<div class="col-sm-4">
<h6 class="card-subtitle mt-1 text-muted"
style="text-align: right">
<?php echo filter_var($email->date, FILTER_SANITIZE_SPECIAL_CHARS); ?>
</h6>
</div>
</div>
</div>
<div class="card-block">
<h6 class="card-subtitle text-muted">
To: <?php echo filter_var($email->toString, FILTER_SANITIZE_SPECIAL_CHARS); ?></h6>
<?php
foreach ($email->cc as $cc) {
print "<h6 class='card-subtitle text-muted'>CC: " . filter_var($cc, FILTER_SANITIZE_SPECIAL_CHARS) . "</h6>";
}
?>
<div class="mt-2 card-text">
<!-- show plaintext or html -->
<div id="email-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>-plain"
style="display: block;">
<?php $text = filter_var($email->textPlain, FILTER_SANITIZE_SPECIAL_CHARS);
// Keep newlines
$text = str_replace('&#10;', '<br />', $text);
echo \AutoLinkExtension::auto_link_text($text)
?>
</div>
<div id="email-<?php echo filter_var($email->id, FILTER_VALIDATE_INT); ?>-html"
style="display: none;">
<?php
$clean_html = $purifier->purify($email->textHtml);
echo $clean_html;
?>
</div>
</div>
</div>
</div>
</div>
<?php
}
}
?>
</div>
</main>
<footer>
<p>Powered by <a
href="https://github.com/synox/disposable-mailbox"><strong>synox/disposable-mailbox</strong></a>
| <a href="https://github.com/synox/disposable-mailbox"><span class="octicon octicon-mark-github"></span>
Fork
me on github</a></p>
</footer>
</body>
</html>
<?php
// run on every request
delete_old_messages();
}
/**
* print error and stop program.
* @param $status integer http status
* @param $text string error text
*/
function error($status, $text) {
@http_response_code($status);
@print("{\"error\": \"$text\"}");
die();
}
/**
* print all mails for the given $user.
* @param $address string email address
* @return array
*/
function get_emails($address) {
global $mailbox;
// Search for mails with the recipient $address in TO or CC.
$mailsIdsTo = imap_sort($mailbox->getImapStream(), SORTARRIVAL, true, SE_UID, 'TO "' . $address . '"');
$mailsIdsCc = imap_sort($mailbox->getImapStream(), SORTARRIVAL, true, SE_UID, 'CC "' . $address . '"');
$mail_ids = array_merge($mailsIdsTo, $mailsIdsCc);
$emails = _load_emails($mail_ids, $address);
return $emails;
}
/**
* deletes emails by id and username. The $address must match the recipient in the email.
*
* @param $mailid integer imap email id
* @param $address string email address
* @internal param the $username matching username
*/
function delete_email($mailid, $address) {
global $mailbox;
if (_load_one_email($mailid, $address) !== null) {
$mailbox->deleteMail($mailid);
$mailbox->expungeDeletedMails();
} else {
error(404, 'delete error: invalid username/mailid combination');
}
}
/**
* download email by id and username. The $address must match the recipient in the email.
*
* @param $mailid integer imap email id
* @param $address string email address
* @internal param the $username matching username
*/
function download_email($mailid, $address) {
global $mailbox;
if (_load_one_email($mailid, $address) !== null) {
header("Content-Type: message/rfc822; charset=utf-8");
header("Content-Disposition: attachment; filename=\"$address-$mailid.eml\"");
$headers = imap_fetchheader($mailbox->getImapStream(), $mailid, FT_UID);
$body = imap_body($mailbox->getImapStream(), $mailid, FT_UID);
print ($headers . "\n" . $body);
} else {
error(404, 'download error: invalid username/mailid combination');
}
}
/**
* Load exactly one email, the $address in TO or CC has to match.
* @param $mailid integer
* @param $address String address
* @return email or null
*/
function _load_one_email($mailid, $address) {
// in order to avoid https://www.owasp.org/index.php/Top_10_2013-A4-Insecure_Direct_Object_References
// the recipient in the email has to match the $address.
$emails = _load_emails(array($mailid), $address);
return count($emails) === 1 ? $emails[0] : null;
}
/**
* Load emails using the $mail_ids, the mails have to match the $address in TO or CC.
* @param $mail_ids array of integer ids
* @param $address String address
* @return array of emails
*/
function _load_emails($mail_ids, $address) {
global $mailbox;
$emails = array();
foreach ($mail_ids as $id) {
$mail = $mailbox->getMail($id);
// imap_search also returns partials matches. The mails have to be filtered again:
if (array_key_exists($address, $mail->to) || array_key_exists($address, $mail->cc)) {
$emails[] = $mail;
}
}
return $emails;
}
/**
* Remove illegal characters from username and remove everything after the @-sign. You may extend it if your server supports them.
* @param $username
* @return string clean username
*/
function _clean_username($username) {
$username = strtolower($username);
$username = preg_replace('/@.*$/', "", $username); // remove part after @
$username = preg_replace('/[^A-Za-z0-9_.+-]/', "", $username); // remove special characters
if (in_array($username, array('root', 'admin', 'administrator', 'hostmaster', 'postmaster', 'webmaster'))) {
// Forbidden name!
return '';
}
return $username;
}
function _clean_domain($username) {
$username = strtolower($username);
$username = preg_replace('/^.*@/', "", $username); // remove part before @
return preg_replace('/[^A-Za-z0-9_.+-]/', "", $username); // remove special characters
}
function redirect_to_random($domains) {
$wordLength = rand(3, 8);
$container = new PronounceableWord_DependencyInjectionContainer();
$generator = $container->getGenerator();
$word = $generator->generateWordOfGivenLength($wordLength);
$nr = rand(51, 91);
$name = $word . $nr;
$domain = $domains[array_rand($domains)];
header("location: ?$name@$domain");
}
/**
* deletes messages older than X days.
*/
function delete_old_messages() {
global $mailbox, $config;
$ids = $mailbox->searchMailbox('BEFORE ' . date('d-M-Y', strtotime($config['delete_messages_older_than'])));
foreach ($ids as $id) {
$mailbox->deleteMail($id);
}
$mailbox->expungeDeletedMails();
}
class AutoLinkExtension {
static public function auto_link_text($string) {
$string = preg_replace_callback("/
((?<![\"']) # don't look inside quotes
(\b
( # protocol or www.
[a-z]{3,}:\/\/
|
www\.
)
(?: # domain
[a-zA-Z0-9_\-]+
(?:\.[a-zA-Z0-9_\-]+)*
|
localhost
)
(?: # port
\:[0-9]+
)?
(?: # path
\/[a-z0-9:%_|~.-]*
(?:\/[a-z0-9:%_|~.-]*)*
)?
(?: # attributes
\?[a-z0-9:%_|~.=&#;-]*
)?
(?: # anchor
\#[a-z0-9:%_|~.=&#;-]*
)?
)
(?![\"']))
/ix", function ($match) {
$url = $match[0];
$href = $url;
if (false === strpos($href, 'http')) {
$href = 'http://' . $href;
}
return '<a href="' . $href . '" rel="noreferrer">' . $url . '</a>';
}
, $string);
$string = AutoLinkExtension::unescape($string);
return $string;
} # filter()
/**
* unescape()
*
* @param string $text
* @return string $text
**/
static function unescape($text) {
global $escape_autolink_uri;
if (!$escape_autolink_uri)
return $text;
$unescape = array_reverse($escape_autolink_uri);
return str_replace(array_keys($unescape), array_values($unescape), $text);
} # unescape()
}
?>