96 lines
2.8 KiB
PHP
96 lines
2.8 KiB
PHP
<?php
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namespace App\Http\Controllers\Utility;
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use App\Http\Controllers\Controller;
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use Config;
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use Exception;
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use Schema;
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class LibraryController extends Controller {
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public static function getFileVersion() {
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try {
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$app = Config::get('app.version');
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if ($app) {
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return preg_replace('/[^0-9,.]/', '', $app);
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} else {
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return 0;
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}
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} catch (Exception $ex) {
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return 0;
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}
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}
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public static function getDatabaseVersion() {
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try {
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$database = self::isDatabaseSetup();
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if ($database == true) {
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if (Schema::hasColumn('settings_system', 'version')) {
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return \DB::table('settings_system')->where('id', '=', '1')->first()->version;
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} else {
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return 0;
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}
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} else {
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return 0;
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}
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} catch (Exception $ex) {
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return 0;
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}
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}
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public static function isDatabaseSetup() {
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try {
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if (Schema::hasTable('settings_system')) {
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return true;
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}
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} catch (Exception $e) {
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return false;
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}
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}
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public static function encryptByFaveoPublicKey($data) {
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try {
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$path = storage_path() . DIRECTORY_SEPARATOR . 'app' . DIRECTORY_SEPARATOR . 'public.key';
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//dd($path);
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$key_content = file_get_contents($path);
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$public_key = openssl_get_publickey($key_content);
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$encrypted = $e = NULL;
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openssl_seal($data, $encrypted, $e, array($public_key));
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$sealed_data = base64_encode($encrypted);
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$envelope = base64_encode($e[0]);
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$result = ['seal' => $sealed_data, 'envelope' => $envelope];
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return json_encode($result);
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} catch (Exception $ex) {
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throw new Exception($ex->getMessage());
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}
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}
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public static function decryptByFaveoPrivateKey($encrypted) {
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try {
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$encrypted = json_decode($encrypted);
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$sealed_data = $encrypted->seal;
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$envelope = $encrypted->envelope;
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$input = base64_decode($sealed_data);
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$einput = base64_decode($envelope);
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$path = storage_path('app' . DIRECTORY_SEPARATOR . 'private.key');
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$key_content = file_get_contents($path);
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$private_key = openssl_get_privatekey($key_content);
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$plaintext = NULL;
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openssl_open($input, $plaintext, $einput, $private_key);
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return $plaintext;
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} catch (Exception $ex) {
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// dd($ex);
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}
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}
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public static function _isCurl() {
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return function_exists('curl_version');
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}
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}
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