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<?php
/**
* @package Joomla.Site
* @subpackage com_mailto
* @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// No direct access
defined('_JEXEC') or die;
jimport('joomla.application.component.controller');
/**
* @package Joomla.Site
* @subpackage com_mailto
*/
class MailtoController extends JController
{
/**
* Show the form so that the user can send the link to someone
*
* @access public
* @since 1.5
*/
function mailto()
{
$session = JFactory::getSession();
$session->set('com_mailto.formtime', time());
JRequest::setVar('view', 'mailto');
$this->display();
}
/**
* Send the message and display a notice
*
* @access public
* @since 1.5
*/
function send()
{
// Check for request forgeries
JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
$app = JFactory::getApplication();
$session = JFactory::getSession();
$db = JFactory::getDbo();
$timeout = $session->get('com_mailto.formtime', 0);
if ($timeout == 0 || time() - $timeout < 20) {
JError::raiseNotice(500, JText:: _ ('COM_MAILTO_EMAIL_NOT_SENT'));
return $this->mailto();
}
$SiteName = $app->getCfg('sitename');
$MailFrom = $app->getCfg('mailfrom');
$FromName = $app->getCfg('fromname');
$link = MailtoHelper::validateHash(JRequest::getCMD('link', '', 'post'));
// Verify that this is a local link
if (!$link || !JURI::isInternal($link)) {
//Non-local url...
JError::raiseNotice(500, JText:: _ ('COM_MAILTO_EMAIL_NOT_SENT'));
return $this->mailto();
}
// An array of email headers we do not want to allow as input
$headers = array ( 'Content-Type:',
'MIME-Version:',
'Content-Transfer-Encoding:',
'bcc:',
'cc:');
// An array of the input fields to scan for injected headers
$fields = array(
'mailto',
'sender',
'from',
'subject',
);
/*
* Here is the meat and potatoes of the header injection test. We
* iterate over the array of form input and check for header strings.
* If we find one, send an unauthorized header and die.
*/
foreach ($fields as $field)
{
foreach ($headers as $header)
{
if (strpos($_POST[$field], $header) !== false)
{
JError::raiseError(403, '');
}
}
}
/*
* Free up memory
*/
unset ($headers, $fields);
$email = JRequest::getString('mailto', '', 'post');
$sender = JRequest::getString('sender', '', 'post');
$from = JRequest::getString('from', '', 'post');
$subject_default = JText::sprintf('COM_MAILTO_SENT_BY', $sender);
$subject = JRequest::getString('subject', $subject_default, 'post');
// Check for a valid to address
$error = false;
if (! $email || ! JMailHelper::isEmailAddress($email))
{
$error = JText::sprintf('COM_MAILTO_EMAIL_INVALID', $email);
JError::raiseWarning(0, $error);
}
// Check for a valid from address
if (! $from || ! JMailHelper::isEmailAddress($from))
{
$error = JText::sprintf('COM_MAILTO_EMAIL_INVALID', $from);
JError::raiseWarning(0, $error);
}
if ($error)
{
return $this->mailto();
}
// Build the message to send
$msg = JText :: _('COM_MAILTO_EMAIL_MSG');
$body = sprintf($msg, $SiteName, $sender, $from, $link);
// Clean the email data
$subject = JMailHelper::cleanSubject($subject);
$body = JMailHelper::cleanBody($body);
$sender = JMailHelper::cleanAddress($sender);
// Send the email
if (JFactory::getMailer()->sendMail($from, $sender, $email, $subject, $body) !== true)
{
JError::raiseNotice(500, JText:: _ ('COM_MAILTO_EMAIL_NOT_SENT'));
return $this->mailto();
}
JRequest::setVar('view', 'sent');
$this->display();
}
}
