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<?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) 2006~2023 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 <[email protected]> |
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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 $name): array |
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{ |
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$name = strtolower($name); |
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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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return $this->pull($name); |
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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 = $this->config; |
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// 按.拆分成多维数组进行判断 |
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foreach ($item as $val) { |
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if (isset($config[$val])) { |
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$config = $config[$val]; |
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} elseif ($this->hook) { |
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return $this->lazy($name, null, $default); |
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} else { |
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return $default; |
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} |
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} |
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if ($this->hook) { |
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return $this->lazy($name, $config, $default); |
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} |
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return $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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