/**
* @brief encryption of a file
* @param string $source
* @param string $target
* @param string $key the decryption key
*
* This function encrypts a file
*/
public static function encryptFile($source, $target, $key = '')
{
$handleread = fopen($source, "rb");
if ($handleread != FALSE) {
$handlewrite = fopen($target, "wb");
while (!feof($handleread)) {
$content = fread($handleread, 8192);
$enccontent = OC_CRYPT::encrypt($content, $key);
fwrite($handlewrite, $enccontent);
}
fclose($handlewrite);
fclose($handleread);
}
}
/**
* @brief encryption of a file
* @param $filename
* @param $key the encryption key
*
* This function encrypts a file
*/
public static function encryptfile($filename, $key)
{
$handleread = fopen($filename, "rb");
if ($handleread != FALSE) {
$handlewrite = fopen($filename . OC_Crypt::$encription_extension, "wb");
while (!feof($handleread)) {
$content = fread($handleread, 8192);
$enccontent = OC_CRYPT::encrypt($content, $key);
fwrite($handlewrite, $enccontent);
}
fclose($handlewrite);
unlink($filename);
}
fclose($handleread);
}
