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2020-08-31 01:27:08 +08:00
parent d6d4027b0d
commit e4f01d9499
119 changed files with 12232 additions and 0 deletions
@@ -0,0 +1,142 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: whwyy
+ * Date: 2018/4/25 0025
+ * Time: 18:29
+ */
+
+namespace Snowflake\Di;
+
+
+use Snowflake\Exception\ComponentException;
+use Snowflake\Abstracts\Component;
+use Exception;
+use Snowflake\Snowflake;
+
+/**
+ * Class Service
+ * @package BeReborn\Di
+ */
+class Service extends Component
+{
+
+	private $_components = [];
+
+
+	private $_definition = [];
+
+
+	protected $_alias = [];
+
+	/**
+	 * @param $id
+	 *
+	 * @return mixed
+	 * @throws
+	 */
+	public function get($id)
+	{
+		if (isset($this->_components[$id])) {
+			return $this->_components[$id];
+		}
+		if (isset($this->_definition[$id])) {
+			$object = $this->_definition[$id];
+			if (!is_object($object)) {
+				$object = Snowflake::createObject($object);
+			}
+		} else if (!isset($this->_alias[$id])) {
+			throw new ComponentException("Unknown component ID: $id");
+		} else {
+			$id = $this->_alias[$id];
+
+			$object = Snowflake::createObject($id);
+		}
+		return $this->_components[$id] = $object;
+	}
+
+	/**
+	 * @param string $className
+	 * @param string $alias
+	 */
+	public function setAlias(string $className, string $alias)
+	{
+		$this->_alias[$className] = $alias;
+	}
+
+	/**
+	 * @param $id
+	 * @param $definition
+	 *
+	 * @return callable|mixed|void
+	 * @throws Exception
+	 */
+	public function set($id, $definition)
+	{
+		if ($definition === NULL) {
+			return $this->remove($id);
+		}
+
+		unset($this->_components[$id]);
+		if (is_object($definition) || is_callable($definition, TRUE)) {
+			return $this->_definition[$id] = $definition;
+		} else if (!is_array($definition)) {
+			throw new ComponentException("Unexpected configuration type for the \"$id\" component: " . gettype($definition));
+		}
+		if (!isset($definition['class'])) {
+			throw new ComponentException("The configuration for the \"$id\" component must contain a \"class\" element.");
+		} else {
+			$this->_definition[$id] = $definition;
+		}
+		return $this->_components[$id] = Snowflake::createObject($definition);
+	}
+
+	/**
+	 * @param $id
+	 * @return bool
+	 */
+	public function has($id)
+	{
+		return isset($this->_definition[$id]) || isset($this->_components[$id]) || isset($this->_alias[$id]);
+	}
+
+	/**
+	 * @param array $data
+	 * @throws Exception
+	 */
+	public function setComponents(array $data)
+	{
+		foreach ($data as $key => $val) {
+			$this->set($key, $val);
+		}
+	}
+
+
+	/**
+	 * @param $name
+	 * @return mixed
+	 * @throws Exception
+	 */
+	public function __get($name)
+	{
+		if ($this->has($name)) {
+			return $this->get($name);
+		}
+
+		return parent::__get($name);
+	}
+
+	/**
+	 * @param $id
+	 */
+	public function remove($id)
+	{
+		unset($this->_components[$id]);
+		unset($this->_definition[$id]);
+		if (isset($this->_alias[$id])) {
+			unset($this->_components[$this->_alias[$id]]);
+			unset($this->_definition[$this->_alias[$id]]);
+			unset($this->_alias[$id]);
+		}
+	}
+}