86 lines
2.0 KiB
PHP
86 lines
2.0 KiB
PHP
<?php
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namespace App\Http\Services;
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class SignRSA
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{
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protected string $key;
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protected ?string $private;
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protected string $public;
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public function __construct()
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{
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$this->key = base64_decode(config('rsa.key'));
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$this->private = str_replace('\n', "\n", config('rsa.private'));
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$this->public = str_replace('\n', "\n", config('rsa.public'));
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}
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public function EncryptFunc($signdata): string
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{
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$sign = $this->SignData($signdata);
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return $this->EncryptedData($signdata . '|' . $sign, $this->key);
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}
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private function SignData($signdata = ''): string
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{
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openssl_sign($signdata, $result, $this->private, 'sha256WithRSAEncryption');
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return base64_encode($result);
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}
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private function EncryptedData($original_schema = '', $key_hash = ''): string
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{
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$encrypted_data = openssl_encrypt($original_schema, 'DES-EDE3', $key_hash, OPENSSL_RAW_DATA);
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return base64_encode($encrypted_data);
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}
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/*
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* Function Decrypt Data
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*/
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public function DecryptFunc($data): string
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{
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if (!$data) {
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return false;
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}
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$decrypted_data = $this->DecryptData(base64_decode($data), $this->key);
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return $this->Verify_Sign($decrypted_data);
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}
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private function DecryptData($encrypted_data, $random_key): bool|string
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{
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return openssl_decrypt($encrypted_data, 'DES-EDE3', $random_key, OPENSSL_RAW_DATA);
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}
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private function Verify_Sign($decrypted_data): array|string|false
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{
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$data_arr = explode('|', $decrypted_data);
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if (!isset($data_arr[1])) {
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return false;
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}
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if (!isset($data_arr[1])) {
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return false;
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}
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$signature = base64_decode($data_arr[1]);
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unset($data_arr[1]);
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$signature_data = implode('|', $data_arr);
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$verify = openssl_verify($signature_data, $signature, $this->public, 'sha256WithRSAEncryption');
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return $verify ? $signature_data : false;
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}
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}
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