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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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use ArrayAccess; |
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use ArrayIterator; |
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use Closure; |
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use Countable; |
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use InvalidArgumentException; |
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use IteratorAggregate; |
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use Psr\Container\ContainerInterface; |
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use ReflectionClass; |
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use ReflectionException; |
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use ReflectionFunction; |
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use ReflectionFunctionAbstract; |
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use ReflectionMethod; |
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use think\exception\ClassNotFoundException; |
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use think\exception\FuncNotFoundException; |
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use think\helper\Str; |
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/** |
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* 容器管理类 支持PSR-11 |
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*/ |
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class Container implements ContainerInterface, ArrayAccess, IteratorAggregate, Countable |
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{ |
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/** |
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* 容器对象实例 |
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* @var Container|Closure |
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*/ |
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protected static $instance; |
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/** |
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* 容器中的对象实例 |
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* @var array |
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*/ |
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protected $instances = []; |
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/** |
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* 容器绑定标识 |
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* @var array |
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*/ |
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protected $bind = []; |
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/** |
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* 容器回调 |
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* @var array |
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*/ |
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protected $invokeCallback = []; |
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/** |
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* 获取当前容器的实例（单例） |
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* @access public |
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* @return static |
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*/ |
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public static function getInstance() |
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{ |
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if (is_null(static::$instance)) { |
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static::$instance = new static; |
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} |
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if (static::$instance instanceof Closure) { |
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return (static::$instance)(); |
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} |
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return static::$instance; |
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} |
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/** |
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* 设置当前容器的实例 |
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* @access public |
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* @param object|Closure $instance |
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* @return void |
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*/ |
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public static function setInstance($instance): void |
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{ |
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static::$instance = $instance; |
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} |
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/** |
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* 注册一个容器对象回调 |
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* |
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* @param string|Closure $abstract |
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* @param Closure|null $callback |
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* @return void |
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*/ |
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public function resolving($abstract, Closure $callback = null): void |
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{ |
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if ($abstract instanceof Closure) { |
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$this->invokeCallback['*'][] = $abstract; |
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return; |
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} |
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$abstract = $this->getAlias($abstract); |
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$this->invokeCallback[$abstract][] = $callback; |
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} |
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/** |
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* 获取容器中的对象实例 不存在则创建 |
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* @access public |
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* @param string $abstract 类名或者标识 |
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* @param array|true $vars 变量 |
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* @param bool $newInstance 是否每次创建新的实例 |
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* @return object |
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*/ |
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public static function pull(string $abstract, array $vars = [], bool $newInstance = false) |
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{ |
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return static::getInstance()->make($abstract, $vars, $newInstance); |
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} |
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/** |
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* 获取容器中的对象实例 |
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* @access public |
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* @param string $abstract 类名或者标识 |
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* @return object |
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*/ |
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public function get($abstract) |
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{ |
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if ($this->has($abstract)) { |
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return $this->make($abstract); |
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} |
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throw new ClassNotFoundException('class not exists: ' . $abstract, $abstract); |
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} |
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/** |
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* 绑定一个类、闭包、实例、接口实现到容器 |
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* @access public |
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* @param string|array $abstract 类标识、接口 |
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* @param mixed $concrete 要绑定的类、闭包或者实例 |
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* @return $this |
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*/ |
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public function bind($abstract, $concrete = null) |
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{ |
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if (is_array($abstract)) { |
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foreach ($abstract as $key => $val) { |
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$this->bind($key, $val); |
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} |
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} elseif ($concrete instanceof Closure) { |
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$this->bind[$abstract] = $concrete; |
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} elseif (is_object($concrete)) { |
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$this->instance($abstract, $concrete); |
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} else { |
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$abstract = $this->getAlias($abstract); |
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$this->bind[$abstract] = $concrete; |
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} |
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return $this; |
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} |
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/** |
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* 根据别名获取真实类名 |
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* @param string $abstract |
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* @return string |
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*/ |
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public function getAlias(string $abstract): string |
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{ |
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if (isset($this->bind[$abstract])) { |
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$bind = $this->bind[$abstract]; |
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if (is_string($bind)) { |
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return $this->getAlias($bind); |
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} |
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} |
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return $abstract; |
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} |
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/** |
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* 绑定一个类实例到容器 |
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* @access public |
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* @param string $abstract 类名或者标识 |
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* @param object $instance 类的实例 |
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* @return $this |
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*/ |
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public function instance(string $abstract, $instance) |
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{ |
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$abstract = $this->getAlias($abstract); |
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$this->instances[$abstract] = $instance; |
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return $this; |
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} |
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/** |
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* 判断容器中是否存在类及标识 |
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* @access public |
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* @param string $abstract 类名或者标识 |
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* @return bool |
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*/ |
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public function bound(string $abstract): bool |
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{ |
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return isset($this->bind[$abstract]) || isset($this->instances[$abstract]); |
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} |
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/** |
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* 判断容器中是否存在类及标识 |
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* @access public |
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* @param string $name 类名或者标识 |
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* @return bool |
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*/ |
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public function has($name): bool |
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{ |
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return $this->bound($name); |
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} |
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/** |
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* 判断容器中是否存在对象实例 |
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* @access public |
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* @param string $abstract 类名或者标识 |
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* @return bool |
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*/ |
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public function exists(string $abstract): bool |
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{ |
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$abstract = $this->getAlias($abstract); |
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return isset($this->instances[$abstract]); |
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} |
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/** |
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* 创建类的实例 已经存在则直接获取 |
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* @access public |
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* @param string $abstract 类名或者标识 |
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* @param array $vars 变量 |
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* @param bool $newInstance 是否每次创建新的实例 |
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* @return mixed |
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*/ |
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public function make(string $abstract, array $vars = [], bool $newInstance = false) |
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{ |
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$abstract = $this->getAlias($abstract); |
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if (isset($this->instances[$abstract]) && !$newInstance) { |
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return $this->instances[$abstract]; |
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} |
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if (isset($this->bind[$abstract]) && $this->bind[$abstract] instanceof Closure) { |
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$object = $this->invokeFunction($this->bind[$abstract], $vars); |
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} else { |
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$object = $this->invokeClass($abstract, $vars); |
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} |
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if (!$newInstance) { |
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$this->instances[$abstract] = $object; |
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} |
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return $object; |
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} |
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/** |
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* 删除容器中的对象实例 |
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* @access public |
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* @param string $name 类名或者标识 |
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* @return void |
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*/ |
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public function delete($name) |
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{ |
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$name = $this->getAlias($name); |
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if (isset($this->instances[$name])) { |
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unset($this->instances[$name]); |
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} |
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} |
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/** |
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* 执行函数或者闭包方法 支持参数调用 |
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* @access public |
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* @param string|Closure $function 函数或者闭包 |
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* @param array $vars 参数 |
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* @return mixed |
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*/ |
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public function invokeFunction($function, array $vars = []) |
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{ |
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try { |
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7 |
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$reflect = new ReflectionFunction($function); |
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1 |
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} catch (ReflectionException $e) { |
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throw new FuncNotFoundException("function not exists: {$function}()", $function, $e); |
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} |
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$args = $this->bindParams($reflect, $vars); |
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6 |
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return $function(...$args); |
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} |
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/** |
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* 调用反射执行类的方法 支持参数绑定 |
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* @access public |
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* @param mixed $method 方法 |
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* @param array $vars 参数 |
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* @param bool $accessible 设置是否可访问 |
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* @return mixed |
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*/ |
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6 |
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public function invokeMethod($method, array $vars = [], bool $accessible = false) |
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{ |
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6 |
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if (is_array($method)) { |
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6 |
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[$class, $method] = $method; |
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6 |
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$class = is_object($class) ? $class : $this->invokeClass($class); |
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} else { |
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// 静态方法 |
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1 |
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[$class, $method] = explode('::', $method); |
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} |
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314
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try { |
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6 |
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$reflect = new ReflectionMethod($class, $method); |
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1 |
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} catch (ReflectionException $e) { |
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1 |
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$class = is_object($class) ? get_class($class) : $class; |
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1 |
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throw new FuncNotFoundException('method not exists: ' . $class . '::' . $method . '()', "{$class}::{$method}", $e); |
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} |
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320
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321
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5 |
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$args = $this->bindParams($reflect, $vars); |
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322
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323
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5 |
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if ($accessible) { |
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1 |
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$reflect->setAccessible($accessible); |
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325
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} |
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326
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327
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5 |
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return $reflect->invokeArgs(is_object($class) ? $class : null, $args); |
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328
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} |
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329
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330
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/** |
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331
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* 调用反射执行类的方法 支持参数绑定 |
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332
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|
* @access public |
|
333
|
|
|
* @param object $instance 对象实例 |
|
334
|
|
|
* @param mixed $reflect 反射类 |
|
335
|
|
|
* @param array $vars 参数 |
|
336
|
|
|
* @return mixed |
|
337
|
|
|
*/ |
|
338
|
1 |
|
public function invokeReflectMethod($instance, $reflect, array $vars = []) |
|
339
|
|
|
{ |
|
340
|
1 |
|
$args = $this->bindParams($reflect, $vars); |
|
341
|
|
|
|
|
342
|
1 |
|
return $reflect->invokeArgs($instance, $args); |
|
343
|
|
|
} |
|
344
|
|
|
|
|
345
|
|
|
/** |
|
346
|
|
|
* 调用反射执行callable 支持参数绑定 |
|
347
|
|
|
* @access public |
|
348
|
|
|
* @param mixed $callable |
|
|
|
|
|
|
349
|
|
|
* @param array $vars 参数 |
|
350
|
|
|
* @param bool $accessible 设置是否可访问 |
|
351
|
|
|
* @return mixed |
|
352
|
|
|
*/ |
|
353
|
6 |
|
public function invoke($callable, array $vars = [], bool $accessible = false) |
|
354
|
|
|
{ |
|
355
|
6 |
|
if ($callable instanceof Closure) { |
|
356
|
3 |
|
return $this->invokeFunction($callable, $vars); |
|
357
|
4 |
|
} elseif (is_string($callable) && false === strpos($callable, '::')) { |
|
358
|
1 |
|
return $this->invokeFunction($callable, $vars); |
|
359
|
|
|
} else { |
|
360
|
4 |
|
return $this->invokeMethod($callable, $vars, $accessible); |
|
361
|
|
|
} |
|
362
|
|
|
} |
|
363
|
|
|
|
|
364
|
|
|
/** |
|
365
|
|
|
* 调用反射执行类的实例化 支持依赖注入 |
|
366
|
|
|
* @access public |
|
367
|
|
|
* @param string $class 类名 |
|
368
|
|
|
* @param array $vars 参数 |
|
369
|
|
|
* @return mixed |
|
370
|
|
|
*/ |
|
371
|
29 |
|
public function invokeClass(string $class, array $vars = []) |
|
372
|
|
|
{ |
|
373
|
|
|
try { |
|
374
|
29 |
|
$reflect = new ReflectionClass($class); |
|
375
|
2 |
|
} catch (ReflectionException $e) { |
|
376
|
2 |
|
throw new ClassNotFoundException('class not exists: ' . $class, $class, $e); |
|
377
|
|
|
} |
|
378
|
|
|
|
|
379
|
28 |
|
if ($reflect->hasMethod('__make')) { |
|
380
|
5 |
|
$method = $reflect->getMethod('__make'); |
|
381
|
5 |
|
if ($method->isPublic() && $method->isStatic()) { |
|
382
|
5 |
|
$args = $this->bindParams($method, $vars); |
|
383
|
5 |
|
return $method->invokeArgs(null, $args); |
|
384
|
|
|
} |
|
385
|
|
|
} |
|
386
|
|
|
|
|
387
|
24 |
|
$constructor = $reflect->getConstructor(); |
|
388
|
|
|
|
|
389
|
24 |
|
$args = $constructor ? $this->bindParams($constructor, $vars) : []; |
|
|
|
|
|
|
390
|
|
|
|
|
391
|
24 |
|
$object = $reflect->newInstanceArgs($args); |
|
392
|
|
|
|
|
393
|
24 |
|
$this->invokeAfter($class, $object); |
|
394
|
|
|
|
|
395
|
24 |
|
return $object; |
|
396
|
|
|
} |
|
397
|
|
|
|
|
398
|
|
|
/** |
|
399
|
|
|
* 执行invokeClass回调 |
|
400
|
|
|
* @access protected |
|
401
|
|
|
* @param string $class 对象类名 |
|
402
|
|
|
* @param object $object 容器对象实例 |
|
403
|
|
|
* @return void |
|
404
|
|
|
*/ |
|
405
|
24 |
|
protected function invokeAfter(string $class, $object): void |
|
406
|
|
|
{ |
|
407
|
24 |
|
if (isset($this->invokeCallback['*'])) { |
|
408
|
1 |
|
foreach ($this->invokeCallback['*'] as $callback) { |
|
409
|
1 |
|
$callback($object, $this); |
|
410
|
|
|
} |
|
411
|
|
|
} |
|
412
|
|
|
|
|
413
|
24 |
|
if (isset($this->invokeCallback[$class])) { |
|
414
|
1 |
|
foreach ($this->invokeCallback[$class] as $callback) { |
|
415
|
1 |
|
$callback($object, $this); |
|
416
|
|
|
} |
|
417
|
|
|
} |
|
418
|
24 |
|
} |
|
419
|
|
|
|
|
420
|
|
|
/** |
|
421
|
|
|
* 绑定参数 |
|
422
|
|
|
* @access protected |
|
423
|
|
|
* @param ReflectionFunctionAbstract $reflect 反射类 |
|
424
|
|
|
* @param array $vars 参数 |
|
425
|
|
|
* @return array |
|
426
|
|
|
*/ |
|
427
|
32 |
|
protected function bindParams(ReflectionFunctionAbstract $reflect, array $vars = []): array |
|
428
|
|
|
{ |
|
429
|
32 |
|
if ($reflect->getNumberOfParameters() == 0) { |
|
430
|
16 |
|
return []; |
|
431
|
|
|
} |
|
432
|
|
|
|
|
433
|
|
|
// 判断数组类型 数字数组时按顺序绑定参数 |
|
434
|
16 |
|
reset($vars); |
|
435
|
16 |
|
$type = key($vars) === 0 ? 1 : 0; |
|
436
|
16 |
|
$params = $reflect->getParameters(); |
|
437
|
16 |
|
$args = []; |
|
438
|
|
|
|
|
439
|
16 |
|
foreach ($params as $param) { |
|
440
|
16 |
|
$name = $param->getName(); |
|
441
|
16 |
|
$lowerName = Str::snake($name); |
|
442
|
16 |
|
$class = $param->getClass(); |
|
443
|
|
|
|
|
444
|
16 |
|
if ($class) { |
|
445
|
14 |
|
$args[] = $this->getObjectParam($class->getName(), $vars); |
|
446
|
13 |
|
} elseif (1 == $type && !empty($vars)) { |
|
447
|
11 |
|
$args[] = array_shift($vars); |
|
448
|
3 |
|
} elseif (0 == $type && isset($vars[$name])) { |
|
449
|
1 |
|
$args[] = $vars[$name]; |
|
450
|
3 |
|
} elseif (0 == $type && isset($vars[$lowerName])) { |
|
451
|
1 |
|
$args[] = $vars[$lowerName]; |
|
452
|
3 |
|
} elseif ($param->isDefaultValueAvailable()) { |
|
453
|
3 |
|
$args[] = $param->getDefaultValue(); |
|
454
|
|
|
} else { |
|
455
|
|
|
throw new InvalidArgumentException('method param miss:' . $name); |
|
456
|
|
|
} |
|
457
|
|
|
} |
|
458
|
|
|
|
|
459
|
16 |
|
return $args; |
|
460
|
|
|
} |
|
461
|
|
|
|
|
462
|
|
|
/** |
|
|
|
|
|
|
463
|
|
|
* 创建工厂对象实例 |
|
464
|
|
|
* @param string $name 工厂类名 |
|
465
|
|
|
* @param string $namespace 默认命名空间 |
|
466
|
|
|
* @param array $args |
|
|
|
|
|
|
467
|
|
|
* @return mixed |
|
468
|
|
|
* @deprecated |
|
469
|
|
|
* @access public |
|
470
|
|
|
*/ |
|
471
|
1 |
|
public static function factory(string $name, string $namespace = '', ...$args) |
|
472
|
|
|
{ |
|
473
|
1 |
|
$class = false !== strpos($name, '\\') ? $name : $namespace . ucwords($name); |
|
474
|
|
|
|
|
475
|
1 |
|
return Container::getInstance()->invokeClass($class, $args); |
|
476
|
|
|
} |
|
477
|
|
|
|
|
478
|
|
|
/** |
|
479
|
|
|
* 获取对象类型的参数值 |
|
480
|
|
|
* @access protected |
|
481
|
|
|
* @param string $className 类名 |
|
482
|
|
|
* @param array $vars 参数 |
|
483
|
|
|
* @return mixed |
|
484
|
|
|
*/ |
|
485
|
14 |
|
protected function getObjectParam(string $className, array &$vars) |
|
486
|
|
|
{ |
|
487
|
14 |
|
$array = $vars; |
|
488
|
14 |
|
$value = array_shift($array); |
|
489
|
|
|
|
|
490
|
14 |
|
if ($value instanceof $className) { |
|
491
|
1 |
|
$result = $value; |
|
492
|
1 |
|
array_shift($vars); |
|
493
|
|
|
} else { |
|
494
|
14 |
|
$result = $this->make($className); |
|
495
|
|
|
} |
|
496
|
|
|
|
|
497
|
14 |
|
return $result; |
|
498
|
|
|
} |
|
499
|
|
|
|
|
500
|
1 |
|
public function __set($name, $value) |
|
|
|
|
|
|
501
|
|
|
{ |
|
502
|
1 |
|
$this->bind($name, $value); |
|
503
|
1 |
|
} |
|
504
|
|
|
|
|
505
|
23 |
|
public function __get($name) |
|
|
|
|
|
|
506
|
|
|
{ |
|
507
|
23 |
|
return $this->get($name); |
|
508
|
|
|
} |
|
509
|
|
|
|
|
510
|
1 |
|
public function __isset($name): bool |
|
|
|
|
|
|
511
|
|
|
{ |
|
512
|
1 |
|
return $this->exists($name); |
|
513
|
|
|
} |
|
514
|
|
|
|
|
515
|
2 |
|
public function __unset($name) |
|
|
|
|
|
|
516
|
|
|
{ |
|
517
|
2 |
|
$this->delete($name); |
|
518
|
2 |
|
} |
|
519
|
|
|
|
|
520
|
1 |
|
public function offsetExists($key) |
|
|
|
|
|
|
521
|
|
|
{ |
|
522
|
1 |
|
return $this->exists($key); |
|
523
|
|
|
} |
|
524
|
|
|
|
|
525
|
1 |
|
public function offsetGet($key) |
|
|
|
|
|
|
526
|
|
|
{ |
|
527
|
1 |
|
return $this->make($key); |
|
528
|
|
|
} |
|
529
|
|
|
|
|
530
|
1 |
|
public function offsetSet($key, $value) |
|
|
|
|
|
|
531
|
|
|
{ |
|
532
|
1 |
|
$this->bind($key, $value); |
|
533
|
1 |
|
} |
|
534
|
|
|
|
|
535
|
1 |
|
public function offsetUnset($key) |
|
|
|
|
|
|
536
|
|
|
{ |
|
537
|
1 |
|
$this->delete($key); |
|
538
|
1 |
|
} |
|
539
|
|
|
|
|
540
|
|
|
//Countable |
|
541
|
|
|
public function count() |
|
|
|
|
|
|
542
|
|
|
{ |
|
543
|
|
|
return count($this->instances); |
|
544
|
|
|
} |
|
545
|
|
|
|
|
546
|
|
|
//IteratorAggregate |
|
547
|
1 |
|
public function getIterator() |
|
|
|
|
|
|
548
|
|
|
{ |
|
549
|
1 |
|
return new ArrayIterator($this->instances); |
|
550
|
|
|
} |
|
551
|
|
|
} |
|
552
|
|
|
|
top-think /
framework
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