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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Illuminate\Foundation\Bootstrap;
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use Dotenv\Dotenv;
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use Dotenv\Exception\InvalidFileException;
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use Illuminate\Contracts\Foundation\Application;
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use Illuminate\Support\Env;
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use Symfony\Component\Console\Input\ArgvInput;
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use Symfony\Component\Console\Output\ConsoleOutput;
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class LoadEnvironmentVariables
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{
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    /**
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     * Bootstrap the given application.
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     *
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     * @param  \Illuminate\Contracts\Foundation\Application  $app
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     * @return void
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     */
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    public function bootstrap(Application $app)
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    {
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        if ($app->configurationIsCached()) {
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            return;
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        }
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        $this->checkForSpecificEnvironmentFile($app);
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        try {
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            $this->createDotenv($app)->safeLoad();
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        } catch (InvalidFileException $e) {
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            $this->writeErrorAndDie($e);
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        }
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    }
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    /**
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     * Detect if a custom environment file matching the APP_ENV exists.
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     *
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     * @param  \Illuminate\Contracts\Foundation\Application  $app
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     * @return void
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     */
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    protected function checkForSpecificEnvironmentFile($app)
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    {
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        if ($app->runningInConsole() &&
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            ($input = new ArgvInput)->hasParameterOption('--env') &&
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            $this->setEnvironmentFilePath($app, $app->environmentFile().'.'.$input->getParameterOption('--env'))) {
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            return;
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        }
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        $environment = Env::get('APP_ENV');
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        if (! $environment) {
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            return;
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        }
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        $this->setEnvironmentFilePath(
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            $app, $app->environmentFile().'.'.$environment
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        );
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    }
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    /**
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     * Load a custom environment file.
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     *
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     * @param  \Illuminate\Contracts\Foundation\Application  $app
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     * @param  string  $file
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     * @return bool
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     */
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    protected function setEnvironmentFilePath($app, $file)
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    {
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        if (is_file($app->environmentPath().'/'.$file)) {
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            $app->loadEnvironmentFrom($file);
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            return true;
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        }
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        return false;
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    }
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    /**
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     * Create a Dotenv instance.
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     *
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     * @param  \Illuminate\Contracts\Foundation\Application  $app
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     * @return \Dotenv\Dotenv
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     */
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    protected function createDotenv($app)
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    {
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        return Dotenv::create(
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            Env::getRepository(),
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            $app->environmentPath(),
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            $app->environmentFile()
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        );
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    }
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    /**
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     * Write the error information to the screen and exit.
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     *
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     * @param  \Dotenv\Exception\InvalidFileException  $e
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     * @return void
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     */
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    protected function writeErrorAndDie(InvalidFileException $e)
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    {
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        $output = (new ConsoleOutput)->getErrorOutput();
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        $output->writeln('The environment file is invalid!');
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        $output->writeln($e->getMessage());
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        http_response_code(500);
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        exit(1);
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    }
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}