addFilter(new Zend_Filter_StripTags())
->addFilter(new Zend_Filter_StringTrim());
$pageTitle = array_key_exists('pageTitle', $_GET) ? $filters->filter($_GET['pageTitle']) : '';
$pageUrl = array_key_exists('pageUrl', $_GET) ? $filters->filter($_GET['pageUrl']) : '';
$page = 'form';
$errors = array();
if('post' == strtolower($_SERVER['REQUEST_METHOD']))
{
// someone sent over an invalid
if(!Readability::hasValidParams())
{
Readability::logMessage("ERROR:Someone tried to send a request with an invalid set of parameters.");
die();
}
require_once 'Zend/Validate/EmailAddress.php';
//FILTER DATA
$from = $filters->filter($_POST['from']);
$to = $filters->filter($_POST['to']);
$to = array_map('trim', split(',', $to));
$note = $filters->filter($_POST['note']);
$key = $filters->filter($_POST['key']);
$pageUrl = $filters->filter($_POST['pageUrl']);
$pageTitle = $filters->filter($_POST['pageTitle']);
if(!Readability::validateSecureKey($key))
{
$errors[] = 'key';
Readability::logMessage("ERROR:Someone tried to send an email with an invalid key.");
}
// VALIDATE DATA
$emailValidator = new Zend_Validate_EmailAddress();
if(!$emailValidator->isValid($_POST['from']))
{
$errors[] = 'from';
}
if(count($to) == 0)
{
$errors[] = 'to';
}
else
{
foreach($to as $toAddress)
{
if(!$emailValidator->isValid($toAddress))
{
$errors[] = 'to';
break;
}
}
}
// NO ERRORS SEND EMAIL
if(count($errors) == 0)
{
// store the from address so it's saved for future use
setcookie("from", $from, time()+3600*24*7*4, "/");
require_once 'Zend/Mail.php';
require_once 'Zend/Mail/Transport/Smtp.php';
$mailer = new Zend_Mail_Transport_Smtp('smtp.googlemail.com', Array(
'auth' => 'login',
'username' => 'readability@arc90.com',
'password' => '*******',
'ssl' => 'ssl',
'port' => 465,
));
$mailer->EOL = "\r\n"; // gmail is fussy about this
Zend_Mail::setDefaultTransport($mailer);
$body = '
';
$body = '';
$body = '';
$body .= '';
$body .= '
This page was sent to you by: '.$from.'
';
$body .= '
Message from sender:
'.stripslashes($note).'
';
$body .= '
Just click this link: '.$pageTitle.'
';
$body .= '
';
$body .= '
Sent from Readability | An Arc90 lab experiment
';
$body .= '
';
$body .= '';
$mail = new Zend_Mail();
$mail->setBodyHtml($body);
$mail->setFrom($from);
foreach($to as $toAddress)
{
$mail->addTo($toAddress);
}
$mail->setSubject("Sent via Readability: {$pageTitle}");
try
{
if(!$mail->send())
{
Readability::logMessage("ERROR:There was an error sending the email. [to:".implode(', ', $to).", from:{$from}, notes:{$note}, pageUrl: {$pageUrl}, pageTitle: {$pageTitle}]");
}
else
{
$page = 'complete';
}
}
catch(Exception $e)
{
Readability::logMessage("ERROR:There was an exception sending the email. [to:".implode(', ', $to).", from:{$from}, notes:{$note}, pageUrl: {$pageUrl}, pageTitle: {$pageTitle}]");
Readability::logMessage("ERROR:".$e->getMessage());
}
//header('location: close.html');
}
} // end of: if method == POST
elseif('get' == strtolower($_SERVER['REQUEST_METHOD']))
{
$_SESSION['secureKey'] = Readability::generateSecureKey();
}
class Readability
{
public static function isError($field, $errors)
{
if(in_array($field, $errors))
{
return TRUE;
}
return FALSE;
}
public static function getErrorClass($field, $errors)
{
if(in_array($field, $errors))
{
return 'class = "error"';
}
return '';
}
public static function getParam($param)
{
if(isset($_POST) && array_key_exists($param, $_POST))
{
return $_POST[$param];
}
elseif(isset($_COOKIE) && array_key_exists($param, $_COOKIE))
{
return $_COOKIE[$param];
}
return '';
}
public static function logMessage($message)
{
$logFile = dirname(__FILE__) . '/log.txt';
$handle = @fopen($logFile, 'a');
if(is_resource($handle))
{
$message = date('Y-m-d G:i:s') . ' :: ' . $message . "\n";
fwrite($handle, $message);
fclose($handle);
}
}
public static function generateSecureKey($length = 8)
{
$sucureKey = "";
$possible = "012*3456)789b(cdfg#hjkmn@pqrs!tvwx[yz";
for($x=0; $x < $length; $x++)
{
$char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
if (!strstr($sucureKey, $char))
{
$sucureKey .= $char;
}
}
return $sucureKey;
}
/**
* this adds a small (very small) level of security
*
* @param string $testKey
* @return void
* @author David Hauenstein
*/
public static function validateSecureKey($testKey)
{
if(!array_key_exists('secureKey', $_SESSION))
{
$_SESSION['secureKey'] = self::generateSecureKey();
return false;
}
else
{
if($testKey != $_SESSION['secureKey'])
{
return false;
}
}
return true;
}
public static function emailAsLinks($addresses)
{
$toReturn = '';
foreach($addresses as $address)
{
$toReturn .= '' . $address . ', ';
}
return substr($toReturn, 0, strlen($toReturn)-2);
}
public static function hasValidParams()
{
$requiredParams = array('from', 'to', 'note', 'key', 'pageTitle', 'pageUrl');
$sentParams = array_keys($_POST);
foreach($requiredParams as $required)
{
if(!in_array($required, $sentParams))
{
return false;
}
}
return true;
}
}
?>
= '' ?>xml version="1.0" encoding="utf-8" ?>
Readability
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