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<?php
namespace Illuminate\Foundation\Console;
use Illuminate\Console\Command;
use Illuminate\Encryption\Encrypter;
use Illuminate\Console\ConfirmableTrait;
class KeyGenerateCommand extends Command
{
use ConfirmableTrait;
/**
* The name and signature of the console command.
*
* @var string
*/
protected $signature = 'key:generate
{--show : Display the key instead of modifying files}
{--force : Force the operation to run when in production}';
/**
* The console command description.
*
* @var string
*/
protected $description = 'Set the application key';
/**
* Execute the console command.
*
* @return void
*/
public function handle()
{
$key = $this->generateRandomKey();
if ($this->option('show')) {
return $this->line('<comment>'.$key.'</comment>');
}
// Next, we will replace the application key in the environment file so it is
// automatically setup for this developer. This key gets generated using a
// secure random byte generator and is later base64 encoded for storage.
if (! $this->setKeyInEnvironmentFile($key)) {
return;
}
$this->laravel['config']['app.key'] = $key;
$this->info('Application key set successfully.');
}
/**
* Generate a random key for the application.
*
* @return string
*/
protected function generateRandomKey()
{
return 'base64:'.base64_encode(
Encrypter::generateKey($this->laravel['config']['app.cipher'])
);
}
/**
* Set the application key in the environment file.
*
* @param string $key
* @return bool
*/
protected function setKeyInEnvironmentFile($key)
{
$currentKey = $this->laravel['config']['app.key'];
if (strlen($currentKey) !== 0 && (! $this->confirmToProceed())) {
return false;
}
$this->writeNewEnvironmentFileWith($key);
return true;
}
/**
* Write a new environment file with the given key.
*
* @param string $key
* @return void
*/
protected function writeNewEnvironmentFileWith($key)
{
file_put_contents($this->laravel->environmentFilePath(), preg_replace(
$this->keyReplacementPattern(),
'APP_KEY='.$key,
file_get_contents($this->laravel->environmentFilePath())
));
}
/**
* Get a regex pattern that will match env APP_KEY with any random key.
*
* @return string
*/
protected function keyReplacementPattern()
{
$escaped = preg_quote('='.$this->laravel['config']['app.key'], '/');
return "/^APP_KEY{$escaped}/m";
}
}