<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006~2025 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: liu21st <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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declare (strict_types = 1);
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namespace think;
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use Closure;
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/**
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* 配置管理类
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* @package think
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*/
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class Config
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{
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/**
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* 配置参数
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* @var array
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*/
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protected $config = [];
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/**
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* 注册配置获取器
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* @var Closure
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*/
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protected $hook;
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/**
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* 构造方法
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* @access public
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*/
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public function __construct(protected string $path = '', protected string $ext = '.php')
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{
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}
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public static function __make(App $app)
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{
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$path = $app->getConfigPath();
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$ext = $app->getConfigExt();
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return new static($path, $ext);
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}
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/**
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* 加载配置文件（多种格式）
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* @access public
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* @param string $file 配置文件名
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* @param string $name 一级配置名
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* @return array
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*/
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public function load(string $file, string $name = ''): array
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{
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if (is_file($file)) {
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$filename = $file;
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} elseif (is_file($this->path . $file . $this->ext)) {
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$filename = $this->path . $file . $this->ext;
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}
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if (isset($filename)) {
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return $this->parse($filename, $name);
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}
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return $this->config;
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}
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/**
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* 解析配置文件
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* @access public
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* @param string $file 配置文件名
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* @param string $name 一级配置名
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* @return array
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*/
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protected function parse(string $file, string $name): array
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{
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$type = pathinfo($file, PATHINFO_EXTENSION);
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$config = [];
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$config = match ($type) {
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'php' => include $file,
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'yml', 'yaml' => function_exists('yaml_parse_file') ? yaml_parse_file($file) : [],
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'ini' => parse_ini_file($file, true, INI_SCANNER_TYPED) ?: [],
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'json' => json_decode(file_get_contents($file), true),
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default => [],
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};
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return is_array($config) ? $this->set($config, strtolower($name)) : [];
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}
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/**
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* 检测配置是否存在
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* @access public
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* @param string $name 配置参数名（支持多级配置 .号分割）
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* @return bool
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*/
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public function has(string $name): bool
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{
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if (!str_contains($name, '.') && !isset($this->config[strtolower($name)])) {
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return false;
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}
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return !is_null($this->get($name));
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}
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/**
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* 获取一级配置
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* @access protected
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* @param string $name 一级配置名
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* @return array
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*/
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protected function pull(string $name): array
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{
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return $this->config[$name] ?? [];
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}
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/**
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* 注册配置获取器
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* @access public
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* @param Closure $callback
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* @return void
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*/
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public function hook(Closure $callback)
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{
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$this->hook = $callback;
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}
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/**
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* 获取配置参数 为空则获取所有配置
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* @access public
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* @param string $name 配置参数名（支持多级配置 .号分割）
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* @param mixed $default 默认值
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* @return mixed
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*/
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public function get(?string $name = null, $default = null)
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{
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// 无参数时获取所有
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if (empty($name)) {
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return $this->config;
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}
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if (!str_contains($name, '.')) {
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$name = strtolower($name);
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$result = $this->pull($name);
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return $this->hook ? $this->lazy($name, $result, []) : $result;
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}
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$item = explode('.', $name);
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$item[0] = strtolower($item[0]);
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$config = $this->config;
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foreach ($item as $val) {
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if (isset($config[$val])) {
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$config = $config[$val];
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} else {
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return $this->hook ? $this->lazy($name, null, $default) : $default;
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}
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}
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return $this->hook ? $this->lazy($name, $config, $default) : $config;
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}
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/**
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* 通过获取器加载配置
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* @access public
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* @param string $name 配置参数
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* @param mixed $value 配置值
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* @param mixed $default 默认值
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* @return mixed
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*/
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protected function lazy(?string $name, $value = null, $default = null)
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{
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// 通过获取器返回
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$result = call_user_func_array($this->hook, [$name, $value]);
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if (is_null($result)) {
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return $default;
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}
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return $result;
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}
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/**
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* 设置配置参数 name为数组则为批量设置
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* @access public
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* @param array $config 配置参数
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* @param string $name 配置名
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* @return array
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*/
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public function set(array $config, ?string $name = null): array
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{
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if (empty($name)) {
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$this->config = array_merge($this->config, array_change_key_case($config));
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return $this->config;
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}
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if (isset($this->config[$name])) {
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$result = array_merge($this->config[$name], $config);
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} else {
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$result = $config;
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}
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$this->config[$name] = $result;
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return $result;
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}
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}
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