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<?php namespace Common\Settings;
use Dotenv\Dotenv;
use Dotenv\Repository\AdapterRepository;
use Dotenv\Repository\RepositoryBuilder;
use Str;
class DotEnvEditor
{
/**
* Load values from .env file
*
* @param string|null $path
* @param string $fileName
* @return array
*/
public function load($fileName = '.env', $path = null)
{
$path = $path ?: base_path();
$dotEnv = Dotenv::create(RepositoryBuilder::createWithNoAdapters()->make(), [$path], $fileName);
$values = $dotEnv->load();
$lowercaseValues = [];
foreach ($values as $key => $value) {
if (strtolower($value) === 'null') {
$lowercaseValues[strtolower($key)] = null;
} else if (strtolower($value) === 'false') {
$lowercaseValues[strtolower($key)] = false;
} else if (strtolower($value) === 'true') {
$lowercaseValues[strtolower($key)] = true;
} else if (preg_match('/\A([\'"])(.*)\1\z/', $value, $matches)) {
$lowercaseValues[strtolower($key)] = $matches[2];
} else {
$lowercaseValues[strtolower($key)] = $value;
}
}
return $lowercaseValues;
}
/**
* Write specified settings to .env file.
*
* @param array $values
* @param string $fileName
* @return void
*/
public function write($values = [], $fileName = '.env')
{
$content = file_get_contents(base_path($fileName));
foreach ($values as $key => $value) {
$value = $this->formatValue($value);
$key = strtoupper($key);
if (Str::contains($content, $key.'=')) {
preg_match("/($key=)(.*?)(\n|\Z)/msi", $content, $matches);
$content = str_replace($matches[1].$matches[2], $matches[1].$value, $content);
} else {
$content .= "\n$key=$value";
}
}
file_put_contents(base_path($fileName), $content);
}
/**
* Format specified value to be compatible with .env file
*
* @param string|null $value
* @return string
*/
private function formatValue($value)
{
if ($value === 0 || $value === false) $value = 'false';
if ($value === 1 || $value === true) $value = 'true';
if ( ! $value) $value = 'null';
$value = trim($value);
// wrap string in quotes, if it contains whitespace or special characters
if (preg_match('/\s/', $value) || Str::contains($value, '#')) {
//replace double quotes with single quotes
$value = str_replace('"', "'", $value);
//wrap string in quotes
$value = '"'.$value.'"';
}
return $value;
}
}