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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) 2006~2019 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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/** |
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* 配置管理类 |
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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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* 配置文件目录 |
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* @var string |
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*/ |
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protected $path; |
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/** |
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* 配置文件后缀 |
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* @var string |
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*/ |
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protected $ext; |
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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(string $path = null, string $ext = '.php') |
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{ |
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$this->path = $path ?: ''; |
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$this->ext = $ext; |
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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($file, PATHINFO_EXTENSION); |
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switch ($type) { |
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case 'php': |
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$config = include $file; |
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break; |
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case 'yaml': |
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if (function_exists('yaml_parse_file')) { |
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$config = yaml_parse_file($file); |
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} |
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break; |
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case 'ini': |
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$config = parse_ini_file($file, true, INI_SCANNER_TYPED) ?: []; |
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break; |
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case 'json': |
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$config = json_decode(file_get_contents($file), true); |
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break; |
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} |
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return isset($config) && 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 $name): bool |
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{ |
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return !is_null($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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* 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 $this->config; |
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} |
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if (false === strpos($name, '.')) { |
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return $this->pull($name); |
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} |
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$name = explode('.', $name); |
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$name[0] = strtolower($name[0]); |
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$config = $this->config; |
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// 按.拆分成多维数组进行判断 |
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foreach ($name 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 $default; |
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} |
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} |
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return $config; |
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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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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] = $result; |
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} else { |
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$result = $this->config = array_merge($this->config, array_change_key_case($config)); |
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} |
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return $result; |
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} |
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/** |
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* 获取配置参数 |
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* @access public |
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* @param string $name 参数名 |
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* @return mixed |
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*/ |
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public function __get($name) |
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{ |
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return $this->get($name); |
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} |
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/** |
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* 检测是否存在参数 |
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* @access public |
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* @param string $name 参数名 |
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* @return bool |
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*/ |
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public function __isset($name) |
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{ |
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return $this->has($name); |
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} |
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} |
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