init

2025-03-05 14:02:29 +09:00
commit 247a7808d3
357 changed files with 161196 additions and 0 deletions
@@ -0,0 +1,131 @@
+<?php
+
+namespace App\Commands;
+
+use CodeIgniter\CLI\BaseCommand;
+use CodeIgniter\CLI\CLI;
+
+class Encryption extends BaseCommand
+{
+    /**
+     * The Command's Group
+     *
+     * @var string
+     */
+    protected $group = 'Encryption';
+
+    /**
+     * The Command's Name
+     *
+     * @var string
+     */
+    protected $name = 'encryption';
+
+    /**
+     * The Command's Description
+     *
+     * @var string
+     */
+    protected $description = '데이터 암호화/복호화';
+
+    /**
+     * The Command's Usage
+     *
+     * @var string
+     */
+    protected $usage = 'command:name [arguments] [options]';
+
+    /**
+     * The Command's Arguments
+     *
+     * @var array
+     */
+    protected $arguments = [
+        'type' => 'Set encrypt/decrypt',
+        'text' => 'Encrypt(Decrypt) for Text',
+        'key' => 'Encrypt(Decrypt) for Key'
+    ];
+
+    /**
+     * The Command's Options
+     *
+     * @var array
+     */
+    protected $options = [];
+
+    protected $encrypter;
+    protected $key = 'f907464a49e95e8d778cf87374cc59ccd7669f5924e25776320ec69479206a22';
+
+    /**
+     * Actually execute a command.
+     *
+     * @param array $params
+     */
+    public function run(array $params)
+    {
+        if(!isset($params[0]))
+            throw new \Exception('"encrypt"또는"decrypt"를 지정해주세요.');
+        if(!isset($params[1]))
+            throw new \Exception('암호화(복호화) 할 문자를 입력해주세요.');
+
+        $type = $params[0];
+        $this->encrypter = \Config\Services::encrypter();
+        switch($type) {
+            case 'encrypt' :
+                $result = $this->encrypt($params[1]);
+                break;
+            case 'decrypt' :
+                $result = $this->decrypt($params[1]);
+                break;
+            case 'sodium_encrypt' :
+                $result = $this->sodium_encrypt($params[1]);
+                break;
+            case 'sodium_decrypt' :
+                $result = $this->sodium_decrypt($params[1]);
+                break;
+            default :
+                throw new \RuntimeException('"encrypt"또는"decrypt"를 지정해주세요.');
+                break;
+        }
+        var_dump($result);
+    }
+
+    private function encrypt($text) {
+        $result = $this->encrypter->encrypt($text);
+        return sodium_bin2hex($result);
+    }
+
+    private function decrypt($text) {
+        $text = sodium_hex2bin($text);
+        return $this->encrypter->decrypt($text);
+    }
+
+    private function sodium_encrypt($text) {
+        // create a nonce for this operation
+        $nonce = random_bytes(SODIUM_CRYPTO_SECRETBOX_NONCEBYTES); // 24 bytes
+
+        $data = sodium_pad($text, 16);
+
+        // encrypt message and combine with nonce
+        $ciphertext = $nonce . sodium_crypto_secretbox($data, $nonce, sodium_hex2bin($this->key));
+
+        // cleanup buffers
+        sodium_memzero($data);
+        sodium_memzero($this->key);
+
+        return sodium_bin2hex($ciphertext);
+    }
+
+    private function sodium_decrypt($text) {
+        $text = sodium_hex2bin($text);
+        // Extract info from encrypted data
+        $nonce      = mb_substr($text, 0, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES, '8bit');
+        $ciphertext = mb_substr($text, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES, null, '8bit');
+
+        // decrypt data
+        $data = sodium_crypto_secretbox_open($ciphertext, $nonce, sodium_hex2bin($this->key));
+        $data = sodium_unpad($data,16);
+
+        return $data;
+    }
+}