Jaybe
132 lines
3.4 KiB
PHP
132 lines
3.4 KiB
PHP
<?php
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namespace App\Commands;
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use CodeIgniter\CLI\BaseCommand;
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use CodeIgniter\CLI\CLI;
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class Encryption extends BaseCommand
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{
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/**
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* The Command's Group
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*
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* @var string
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*/
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protected $group = 'Encryption';
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/**
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* The Command's Name
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*
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* @var string
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*/
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protected $name = 'encryption';
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/**
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* The Command's Description
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*
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* @var string
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*/
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protected $description = '데이터 암호화/복호화';
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/**
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* The Command's Usage
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*
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* @var string
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*/
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protected $usage = 'command:name [arguments] [options]';
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/**
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* The Command's Arguments
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*
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* @var array
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*/
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protected $arguments = [
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'type' => 'Set encrypt/decrypt',
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'text' => 'Encrypt(Decrypt) for Text',
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'key' => 'Encrypt(Decrypt) for Key'
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];
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/**
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* The Command's Options
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*
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* @var array
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*/
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protected $options = [];
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protected $encrypter;
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protected $key = 'f907464a49e95e8d778cf87374cc59ccd7669f5924e25776320ec69479206a22';
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/**
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* Actually execute a command.
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*
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* @param array $params
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*/
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public function run(array $params)
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{
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if(!isset($params[0]))
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throw new \Exception('"encrypt"또는"decrypt"를 지정해주세요.');
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if(!isset($params[1]))
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throw new \Exception('암호화(복호화) 할 문자를 입력해주세요.');
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$type = $params[0];
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$this->encrypter = \Config\Services::encrypter();
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switch($type) {
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case 'encrypt' :
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$result = $this->encrypt($params[1]);
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break;
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case 'decrypt' :
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$result = $this->decrypt($params[1]);
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break;
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case 'sodium_encrypt' :
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$result = $this->sodium_encrypt($params[1]);
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break;
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case 'sodium_decrypt' :
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$result = $this->sodium_decrypt($params[1]);
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break;
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default :
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throw new \RuntimeException('"encrypt"또는"decrypt"를 지정해주세요.');
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break;
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}
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var_dump($result);
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}
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private function encrypt($text) {
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$result = $this->encrypter->encrypt($text);
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return sodium_bin2hex($result);
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}
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private function decrypt($text) {
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$text = sodium_hex2bin($text);
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return $this->encrypter->decrypt($text);
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}
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private function sodium_encrypt($text) {
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// create a nonce for this operation
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$nonce = random_bytes(SODIUM_CRYPTO_SECRETBOX_NONCEBYTES); // 24 bytes
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$data = sodium_pad($text, 16);
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// encrypt message and combine with nonce
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$ciphertext = $nonce . sodium_crypto_secretbox($data, $nonce, sodium_hex2bin($this->key));
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// cleanup buffers
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sodium_memzero($data);
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sodium_memzero($this->key);
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return sodium_bin2hex($ciphertext);
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}
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private function sodium_decrypt($text) {
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$text = sodium_hex2bin($text);
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// Extract info from encrypted data
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$nonce = mb_substr($text, 0, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES, '8bit');
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$ciphertext = mb_substr($text, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES, null, '8bit');
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// decrypt data
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$data = sodium_crypto_secretbox_open($ciphertext, $nonce, sodium_hex2bin($this->key));
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$data = sodium_unpad($data,16);
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return $data;
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}
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}
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