/**
* Defined by Zend\Filter\FilterInterface
*
* Encrypts $value with the defined settings
*
* @param string $value The content to encrypt
* @throws Exception\InvalidArgumentException
* @return string The encrypted content
*/
public function encrypt($value)
{
// compress prior to encryption
if (!empty($this->compression)) {
$compress = new Compress($this->compression);
$value = $compress($value);
}
try {
$encrypted = $this->blockCipher->encrypt($value);
} catch (CryptException\InvalidArgumentException $e) {
throw new Exception\InvalidArgumentException($e->getMessage());
}
return $encrypted;
}
/**
* Ensures that the filter allows de/encryption with compression
*
* @return void
*/
public function testEncryptionWithDecryptionAndCompressionMcrypt()
{
if (version_compare(phpversion(), '5.4', '>=')) {
$this->markTestIncomplete('Code to test is not compatible with PHP 5.4 ');
}
if (!extension_loaded('bz2')) {
$this->markTestSkipped('This adapter needs the bz2 extension');
}
$filter = new BlockCipherEncryption(array('key' => 'testkey'));
$filter->setVector('1234567890123456');
$filter->setCompression('bz2');
$output = $filter->encrypt('teststring');
$this->assertNotEquals('teststring', $output);
$input = $filter->decrypt($output);
$this->assertEquals('teststring', trim($input));
}
/**
* Ensures that the filter allows de/encryption with compression
*
* @return void
*/
public function testEncryptionWithDecryptionAndCompressionMcrypt()
{
if (!extension_loaded('bz2')) {
$this->markTestSkipped('This adapter needs the bz2 extension');
}
$filter = new BlockCipherEncryption(array('key' => 'testkey'));
$filter->setVector('1234567890123456');
$filter->setCompression('bz2');
$output = $filter->encrypt('teststring');
$this->assertNotEquals('teststring', $output);
$input = $filter->decrypt($output);
$this->assertEquals('teststring', trim($input));
}
