Env.php
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think;
class Env
{
/**
* 环境变量数据
* @var array
*/
protected $data = [];
public function __construct()
{
$this->data = $_ENV;
}
/**
* 读取环境变量定义文件
* @access public
* @param string $file 环境变量定义文件
* @return void
*/
public function load($file)
{
$env = parse_ini_file($file, true);
$this->set($env);
}
/**
* 获取环境变量值
* @access public
* @param string $name 环境变量名
* @param mixed $default 默认值
* @return mixed
*/
public function get($name = null, $default = null)
{
if (is_null($name)) {
return $this->data;
}
$name = strtoupper(str_replace('.', '_', $name));
if (isset($this->data[$name])) {
return $this->data[$name];
}
return $this->getEnv($name, $default);
}
protected function getEnv($name, $default = null)
{
$result = getenv('PHP_' . $name);
if (false === $result) {
return $default;
}
if ('false' === $result) {
$result = false;
} elseif ('true' === $result) {
$result = true;
}
if (!isset($this->data[$name])) {
$this->data[$name] = $result;
}
return $result;
}
/**
* 设置环境变量值
* @access public
* @param string|array $env 环境变量
* @param mixed $value 值
* @return void
*/
public function set($env, $value = null)
{
if (is_array($env)) {
$env = array_change_key_case($env, CASE_UPPER);
foreach ($env as $key => $val) {
if (is_array($val)) {
foreach ($val as $k => $v) {
$this->data[$key . '_' . strtoupper($k)] = $v;
}
} else {
$this->data[$key] = $val;
}
}
} else {
$name = strtoupper(str_replace('.', '_', $env));
$this->data[$name] = $value;
}
}
}