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IMAP.php
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IMAP.php
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<?php
namespace App\Backends;
use App\Domain;
use App\User;
class IMAP
{
/**
* Check if an account is set up
*
* @param string $username User login (email address)
*
* @return bool True if an account exists and is set up, False otherwise
*/
public static function verifyAccount(string $username): bool
{
$config = self::getConfig();
$imap = self::initIMAP($config, $username);
$folders = $imap->listMailboxes('', '*');
if (!is_array($folders)) {
throw new \Exception("Failed to get IMAP folders");
}
$imap->closeConnection();
return count($folders) > 0;
}
/**
* Initialize connection to IMAP
*/
private static function initIMAP(array $config, string $login_as = null)
{
$imap = new \rcube_imap_generic();
if (\config('app.debug')) {
$imap->setDebug(true, 'App\Backends\IMAP::logDebug');
}
if ($login_as) {
$config['options']['auth_cid'] = $config['user'];
$config['options']['auth_pw'] = $config['password'];
$config['options']['auth_type'] = 'PLAIN';
$config['user'] = $login_as;
}
$imap->connect($config['host'], $config['user'], $config['password'], $config['options']);
if (!$imap->connected()) {
$message = sprintf("Login failed for %s against %s. %s", $config['user'], $config['host'], $imap->error);
\Log::error($message);
throw new \Exception("Connection to IMAP failed");
}
return $imap;
}
/**
* Get LDAP configuration for specified access level
*/
private static function getConfig()
{
$uri = \parse_url(\config('imap.uri'));
$default_port = 143;
$ssl_mode = null;
if (isset($uri['scheme'])) {
if (preg_match('/^(ssl|imaps)/', $uri['scheme'])) {
$default_port = 993;
$ssl_mode = 'ssl';
} elseif ($uri['scheme'] === 'tls') {
$ssl_mode = 'tls';
}
}
$config = [
'host' => $uri['host'],
'user' => \config('imap.admin_login'),
'password' => \config('imap.admin_password'),
'options' => [
'port' => !empty($uri['port']) ? $uri['port'] : $default_port,
'ssl_mode' => $ssl_mode,
'socket_options' => [
'ssl' => [
'verify_peer' => \config('imap.verify_peer'),
'verify_peer_name' => \config('imap.verify_peer'),
'verify_host' => \config('imap.verify_host')
],
],
],
];
return $config;
}
/**
* Debug logging callback
*/
public static function logDebug($conn, $msg): void
{
$msg = '[IMAP] ' . $msg;
\Log::debug($msg);
}
}

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text/x-php
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Sun, Apr 5, 10:48 PM (2 w, 3 d ago)
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IMAP.php (2 KB)

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