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<?php defined('SYSPATH') OR die('No direct access allowed.');
/**
* Email helper class.
*
* $Id$
*
* @package Core
* @author Kohana Team
* @copyright (c) 2007-2008 Kohana Team
* @license http://kohanaphp.com/license.html
*/
class email_Core {
// SwiftMailer instance
protected static $mail;
/**
* Creates a SwiftMailer instance.
*
* @param string DSN connection string
* @return object Swift object
*/
public static function connect($config = NULL)
{
if ( ! class_exists('Swift', FALSE))
{
// Load SwiftMailer
require Kohana::find_file('vendor', 'swift/Swift');
// Register the Swift ClassLoader as an autoload
spl_autoload_register(array('Swift_ClassLoader', 'load'));
}
// Load default configuration
($config === NULL) and $config = Kohana::config('email');
switch ($config['driver'])
{
case 'smtp':
// Set port
$port = empty($config['options']['port']) ? NULL : (int) $config['options']['port'];
if (empty($config['options']['encryption']))
{
// No encryption
$encryption = Swift_Connection_SMTP::ENC_OFF;
}
else
{
// Set encryption
switch (strtolower($config['options']['encryption']))
{
case 'tls': $encryption = Swift_Connection_SMTP::ENC_TLS; break;
case 'ssl': $encryption = Swift_Connection_SMTP::ENC_SSL; break;
}
}
// Create a SMTP connection
$connection = new Swift_Connection_SMTP($config['options']['hostname'], $port, $encryption);
// Do authentication, if part of the DSN
empty($config['options']['username']) or $connection->setUsername($config['options']['username']);
empty($config['options']['password']) or $connection->setPassword($config['options']['password']);
if ( ! empty($config['options']['auth']))
{
// Get the class name and params
list ($class, $params) = arr::callback_string($config['options']['auth']);
if ($class === 'PopB4Smtp')
{
// Load the PopB4Smtp class manually, due to its odd filename
require Kohana::find_file('vendor', 'swift/Swift/Authenticator/$PopB4Smtp$');
}
// Prepare the class name for auto-loading
$class = 'Swift_Authenticator_'.$class;
// Attach the authenticator
$connection->attachAuthenticator(($params === NULL) ? new $class : new $class($params[0]));
}
// Set the timeout to 5 seconds
$connection->setTimeout(empty($config['options']['timeout']) ? 5 : (int) $config['options']['timeout']);
break;
case 'sendmail':
// Create a sendmail connection
$connection = new Swift_Connection_Sendmail
(
empty($config['options']) ? Swift_Connection_Sendmail::AUTO_DETECT : $config['options']
);
// Set the timeout to 5 seconds
$connection->setTimeout(5);
break;
default:
// Use the native connection
$connection = new Swift_Connection_NativeMail($config['options']);
break;
}
// Create the SwiftMailer instance
return email::$mail = new Swift($connection);
}
/**
* Send an email message.
*
* @param string|array recipient email (and name), or an array of To, Cc, Bcc names
* @param string|array sender email (and name)
* @param string message subject
* @param string message body
* @param boolean send email as HTML
* @return integer number of emails sent
*/
public static function send($to, $from, $subject, $message, $html = FALSE)
{
// Connect to SwiftMailer
(email::$mail === NULL) and email::connect();
// Determine the message type
$html = ($html === TRUE) ? 'text/html' : 'text/plain';
// Create the message
$message = new Swift_Message($subject, $message, $html, '8bit', 'utf-8');
if (is_string($to))
{
// Single recipient
$recipients = new Swift_Address($to);
}
elseif (is_array($to))
{
if (isset($to[0]) AND isset($to[1]))
{
// Create To: address set
$to = array('to' => $to);
}
// Create a list of recipients
$recipients = new Swift_RecipientList;
foreach ($to as $method => $set)
{
if ( ! in_array($method, array('to', 'cc', 'bcc')))
{
// Use To: by default
$method = 'to';
}
// Create method name
$method = 'add'.ucfirst($method);
if (is_array($set))
{
// Add a recipient with name
$recipients->$method($set[0], $set[1]);
}
else
{
// Add a recipient without name
$recipients->$method($set);
}
}
}
if (is_string($from))
{
// From without a name
$from = new Swift_Address($from);
}
elseif (is_array($from))
{
// From with a name
$from = new Swift_Address($from[0], $from[1]);
}
return email::$mail->send($message, $recipients, $from);
}
} // End email
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