public static function Encrypt($params)
{
$config = Zend_Registry::get("__CONFIG__");
$key = isset($config['mcrypt']['key']) ? $config['mcrypt']['key'] : self::$key;
$vector = isset($config['mcrypt']['vector']) ? $config['mcrypt']['vector'] : self::$vector;
$expire = isset($config['mcrypt']['expire']) ? $config['mcrypt']['expire'] : self::$expire;
$configMCrypt = array('adapter' => 'mcrypt', 'key' => $key, 'vector' => $vector);
if (is_string($params)) {
$params = array("param" => $params);
}
if (!array_key_exists("expire", $params)) {
$nextTime = mktime(Date('H') + $expire, Date('i'), 0, Date('m'), Date('d'), Date('Y'));
$params["expire"] = $nextTime;
}
/** @var $filter Zend_Filter_Encrypt */
$filter = new Zend_Filter_Encrypt($configMCrypt);
/** json is smaller than serialize */
$json = Zend_Json::encode($params);
$encrypted = $filter->filter($json);
return strtr(base64_encode($encrypted), '+/=', '-_,');
}
/**
* Defined by Zend_Filter_Interface
*
* Encrypts the file $value with the defined settings
*
* @param string $value Full path of file to change
* @return string The filename which has been set, or false when there were errors
*/
public function filter($value)
{
if (!file_exists($value)) {
throw new Zend_Filter_Exception("File '{$value}' not found");
}
if (!isset($this->_filename)) {
$this->_filename = $value;
}
if (file_exists($this->_filename) and !is_writable($this->_filename)) {
throw new Zend_Filter_Exception("File '{$this->_filename}' is not writable");
}
$content = file_get_contents($value);
if (!$content) {
throw new Zend_Filter_Exception("Problem while reading file '{$value}'");
}
$encrypted = parent::filter($content);
$result = file_put_contents($this->_filename, $encrypted);
if (!$result) {
throw new Zend_Filter_Exception("Problem while writing file '{$this->_filename}'");
}
return $this->_filename;
}
/**
* @return void
*/
public function testCallingUnknownMethod()
{
if (!extension_loaded('mcrypt')) {
$this->markTestSkipped('Mcrypt extension not installed');
}
$filter = new Zend_Filter_Encrypt();
try {
$filter->getUnknownMethod();
$this->fail('Exception expected on calling a non existing method');
} catch (Zend_Filter_Exception $e) {
$this->assertContains('Unknown method', $e->getMessage());
}
}
/**
* Ensures that the filter allows de/encryption
*
* @return void
*/
public function testEncryptionWithDecryptionOpenssl()
{
if (!extension_loaded('openssl')) {
$this->markTestSkipped('Openssl extension not installed');
}
$filter = new Zend_Filter_Encrypt(array('adapter' => 'Openssl'));
$filter->setPublicKey(dirname(__FILE__) . '/_files/publickey.pem');
$output = $filter->filter('teststring');
$envelopekeys = $filter->getEnvelopeKey();
$this->assertNotEquals('teststring', $output);
$filter = new Zend_Filter_Decrypt(array('adapter' => 'Openssl'));
$filter->setPassphrase('zPUp9mCzIrM7xQOEnPJZiDkBwPBV9UlITY0Xd3v4bfIwzJ12yPQCAkcR5BsePGVw
RK6GS5RwXSLrJu9Qj8+fk0wPj6IPY5HvA9Dgwh+dptPlXppeBm3JZJ+92l0DqR2M
ccL43V3Z4JN9OXRAfGWXyrBJNmwURkq7a2EyFElBBWK03OLYVMevQyRJcMKY0ai+
tmnFUSkH2zwnkXQfPUxg9aV7TmGQv/3TkK1SziyDyNm7GwtyIlfcigCCRz3uc77U
Izcez5wgmkpNElg/D7/VCd9E+grTfPYNmuTVccGOes+n8ISJJdW0vYX1xwWv5l
bK22CwD/l7SMBOz4M9XH0Jb0OhNxLza4XMDu0ANMIpnkn1KOcmQ4gB8fmAbBt');
$filter->setPrivateKey(dirname(__FILE__) . '/_files/privatekey.pem');
$filter->setEnvelopeKey($envelopekeys);
$input = $filter->filter($output);
$this->assertEquals('teststring', trim($input));
}
/**
* Encrypt url for password recovery
*
* @param Object $user
* @return String
**/
private function encryptUrl($user)
{
if (!is_object($user)) {
throw new Exception('User is not object');
}
$encrypt = new Zend_Filter_Encrypt();
$encrypt->setVector(MAIL_VECTOR);
$hash = $encrypt->filter("id/{$user->id}/date/" . date('Y-m-d'));
return $this->view->serverUrl() . $this->view->baseUrl() . "/forgot/recovery?key=" . urlencode(base64_encode($hash));
}
