138 lines
4.3 KiB
PHP
138 lines
4.3 KiB
PHP
<?php
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namespace App\Http\Middleware;
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use App\DataMigration;
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use App\Facade\UserConfig;
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use App\Helpers\MiscHelper;
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use Closure;
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use Illuminate\Foundation\Application;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Artisan;
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use Illuminate\Support\Facades\Log;
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class AppInstallation
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{
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private $baseDirectory;
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private $environmentFilePath;
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/**
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* The application instance.
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*
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* @var \Illuminate\Foundation\Application
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*/
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protected $app;
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/**
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* Create a new middleware instance.
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*
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* @param \Illuminate\Foundation\Application $app
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* @return void
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*/
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public function __construct(Application $app)
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{
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$this->app = $app;
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$this->baseDirectory = dirname(dirname(dirname(__DIR__)));
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$this->environmentFilePath = sprintf('%s/.env', $this->baseDirectory);
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}
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public function handle(Request $request, Closure $next)
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{
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// We always need an encryption key if not already present
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$this->generateAppKey();
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if ($this->app->runningInConsole())
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{
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// Allow the console to run successfully even if we're not installed
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return $next($request);
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}
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// See if the successful flag has been written to the .env file
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$isAppInstalled = MiscHelper::getEnvironmentSetting('APP_INSTALLED');
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if ($request->is('install/*'))
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{
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// Already in the installer
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// For security reasons, don't allow the installer to be used if it has been previously completed
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if (boolval($isAppInstalled))
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{
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return redirect(route('home'));
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}
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return $next($request);
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}
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if ($isAppInstalled)
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{
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// See if an update is necessary
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$this->updateDatabaseIfRequired();
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// App is configured, continue on
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return $next($request);
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}
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return redirect(route('install.check'));
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}
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private function generateAppKey()
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{
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// Generate an application key and store to the .env file
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if (!file_exists($this->environmentFilePath))
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{
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$key = MiscHelper::randomString(32);
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file_put_contents($this->environmentFilePath, sprintf('APP_KEY=%s', $key) . PHP_EOL);
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app('config')->set(['app' => ['key' => $key]]);
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}
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}
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private function updateDatabaseIfRequired()
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{
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$versionNumber = UserConfig::getOrCreateModel('app_version');
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$appVersionNumber = config('app.version');
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if (is_null($appVersionNumber) || $versionNumber->value != $appVersionNumber)
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{
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Log::info('Upgrading database', ['new_version' => $appVersionNumber]);
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Artisan::call('config:cache');
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Artisan::call('cache:clear');
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Artisan::call('view:clear');
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Artisan::call('migrate', ['--force' => true]);
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Artisan::call('db:seed', ['--force' => true]);
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// Run any data migrations relevant to the new version
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$dataMigrationsFolder = join(DIRECTORY_SEPARATOR, [dirname(dirname(dirname(__DIR__))), 'database', 'data_migrations']);
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$di = new \RecursiveDirectoryIterator($dataMigrationsFolder, \RecursiveDirectoryIterator::SKIP_DOTS);
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$updateClasses = [];
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// First load all data migration classes and examine the version number to decide if we need it or not
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/** @var \SplFileInfo $fileInfo */
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foreach ($di as $fileInfo)
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{
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if (!$di->isFile() || $di->getExtension() != 'php')
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{
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continue;
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}
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$className = substr($fileInfo->getFilename(), 0, strlen($fileInfo->getFilename()) - 4);
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/** @var DataMigration $upgradeClass */
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$upgradeClass = new $className;
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if (version_compare($versionNumber->value, $upgradeClass->getVersion()) < 0)
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{
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$updateClasses[] = $upgradeClass;
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}
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}
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// Now run the migrations
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foreach ($updateClasses as $upgradeClass)
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{
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$upgradeClass->run($versionNumber);
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}
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// Save the new version number
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$versionNumber->value = $appVersionNumber;
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$versionNumber->save();
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}
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}
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} |