/**
* decrypt()
*
* @param string $filename
* @param string $key
*/
function decrypt($filename,$key) {
//$this->out(__METHOD__,'debug');
if(empty($key) || !is_string($key)) {
throw new Exception('No key provided to decrypt file against.');
}
// Check the source file exists
if(!is_file($filename)) {
throw new Exception('Unable to locate file: '.$filename.' to decrypt.');
}
// Create a tempfile name
$tempfile_filename = tempnam(sys_get_temp_dir(),'decrypt_').'.gz.nc';
$target_filename = str_replace('.gz.nc','',$tempfile_filename);
unlink($target_filename);
// Copy the file to the temp
copy($filename,$tempfile_filename);
// Decrypt the file
$cmd = $this->mcrypt_exec.' --decrypt --quiet --force --key "'.$key.'" --gzip '.$tempfile_filename;
if(false === $this->SystemCommand->exec($cmd)) {
throw new Exception('Failed while calling mcrypt to decrypt: '.$filename);
}
unlink($tempfile_filename);
// Check the decrypted file exists
if(!is_file($target_filename)) {
throw new Exception('Could not locate decrypted file at: '.$target_filename);
}
return $target_filename;
}
/**
* 打开一个数据库连接
* @author 欧远宁
*/
private function open()
{
if (is_null($this->link)) {
try {
$this->link = new PDO($this->dsn, $this->user, $this->pwd);
$this->link->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
//设置为打开异常反馈
$this->link->exec("SET NAMES utf8");
//使用utf8编码
} catch (Exception $e) {
throw new err($e->getMessage(), 100);
}
}
}
/**
* @param class $contraint
* @param string $contraintName
* @param array $data
* @throws ValidationException
*/
private function execAnnotation($contraint, $contraintName, array $data)
{
if ($contraint instanceof Annotations\Chain) {
if ($contraint->nullable === true && $data[$contraintName] === null) {
return;
} elseif (is_array($data[$contraintName]) === false) {
throw new InvalidTypeException(sprintf('"%s" must be and array in "%s"', $contraintName, json_encode($data)));
}
try {
$this->isValid($contraint->class, $data[$contraintName]);
} catch (\Exception $e) {
throw new ValidationException(sprintf('%s in "%s" from "%s"', $e->getMessage(), $contraintName, json_encode($data)));
}
} else {
$contraint->exec($data[$contraintName]);
}
}
