misc_pterodactyl-panel/app/Traits/Commands/EnvironmentWriterTrait.php

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<?php
namespace Pterodactyl\Traits\Commands;
use Pterodactyl\Exceptions\PterodactylException;
trait EnvironmentWriterTrait
{
/**
* Escapes an environment value by looking for any characters that could
* reasonably cause environment parsing issues. Those values are then wrapped
* in quotes before being returned.
*/
public function escapeEnvironmentValue(string $value): string
{
if (!preg_match('/^\"(.*)\"$/', $value) && preg_match('/([^\w.\-+\/])+/', $value)) {
return sprintf('"%s"', addslashes($value));
}
return $value;
}
/**
* Update the .env file for the application using the passed in values.
*
* @throws \Pterodactyl\Exceptions\PterodactylException
*/
public function writeToEnvironment(array $values = []): void
{
$path = base_path('.env');
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if (!file_exists($path)) {
throw new PterodactylException('Cannot locate .env file, was this software installed correctly?');
}
$saveContents = file_get_contents($path);
collect($values)->each(function ($value, $key) use (&$saveContents) {
$key = strtoupper($key);
$saveValue = sprintf('%s=%s', $key, $this->escapeEnvironmentValue($value));
if (preg_match_all('/^' . $key . '=(.*)$/m', $saveContents) < 1) {
$saveContents = $saveContents . PHP_EOL . $saveValue;
} else {
$saveContents = preg_replace('/^' . $key . '=(.*)$/m', $saveValue, $saveContents);
}
});
file_put_contents($path, $saveContents);
}
}