wechat/component/service/Auth.php

<?php
/*
|--------------------------------------------------------------------------
| auth.php 用于做权限验证
|--------------------------------------------------------------------------
*/
namespace Component\Service;

use Dever;
use Main\Lib\Wechat;

class Auth
{
	const TYPE = 5;

	/**
	 * wechat
	 *
	 * @var Wechat
	 */
	private $wechat;
	
	/**
	 * result
	 *
	 * @var array
	 */
	private $result;
	
	/**
	 * output
	 *
	 * @var string
	 */
	private $output;
	
	/**
     * 构造函数　初始化
     * 
     * @return mixed
     */
	public function __construct()
	{
		$this->wechat = new Wechat(self::TYPE);
	}

	/**
     * 获取component token 一般为系统token
     * 
     * @return mixed
     */
	public function token_api()
	{
		return $this->wechat->token();
	}

	/**
     * 获取预授权码 开始用户授权
     * 
     * @return mixed
     */
	public function test_api()
	{
		$link = $this->wechat->login('component/auth.oauth', false, false);
		echo '<a href="'.$link.'">第三方平台授权</a>';die;
	}

	/**
     * 获取预授权码 开始用户授权
     * 
     * @return mixed
     */
	public function get_api()
	{
		$this->wechat->login('component/auth.oauth');
	}

	/**
     * 获取oauth的token 用户token
     * 
     * @return mixed
     */
	public function oauth_api()
	{
		$this->wechat->oauth();
	}
	
	/**
     * 业务推送接口 微信服务器会将所有请求都推送到这里
     * 
     * @return mixed
     */
	public function main()
	{
		$this->output = '';
		
		# 获取微信消息
		$this->request();
		
		# 对消息进行验证，并根据类型得到本平台的配置数据
		//$this->response();
		
		# 输出
		$this->output();
	}
	
	/**
     * 输出
     * 
     * @return mixed
     */
	private function output()
	{
		if (!$this->output) {
			$this->output = 'success';
		}
		echo $this->output;die;
	}

    /**
     * 获取微信发送的内容
     * 
     * @return mixed
     */
    private function request()
    {
		//$post = $_GET ? $_GET : $_POST;
		$data = array();
		$data['signature'] = '432ec06aa3a0f680924c9587ea215b4e490382b3';
		$data['timestamp'] = '1525677152';
		$data['nonce']	= '377902872';
		$data['encrypt_type'] = 'aes';
		$data['msg_signature'] = '7f62174a1402d955c2d8e61f69a309540714c579';


		$xml = file_get_contents('php://input');

		Dever::log(json_encode($_GET) . $xml);

		$xml = "<xml>
    <AppId><![CDATA[wxc50846069a0ae2d2]]></AppId>
    <Encrypt><![CDATA[SYTZJTU4ZWOKAWhjWYgVEZQMRplYNo1ZuN5dL3hQoQmbLbYM0O5Iaw/FqpigtOAyIL3dIgoA1ti91C0Z45/qgl9w4Fxa1yi94tugaWQfq5pQGbRwBte5uR3okaFxVYW0ZQd3k0HWuMgAvt/pDoMn5hLpvxhfEKX4ZVvkY4fcgb0D4bz1xba0DCdpVqHmzk1ewbD01LeUNw9JQSSBiFX24x7JruXSvsXMn0gKfYUR1s5vavnoVz6CeyUYzW63Id+b4gxKDnBGAfsBQWFdtgoJg9Ze6AN2EBGmbltx8qr7L+UKCrExgpdBRyG2vDu4QQvk+lp/jjbao721zQGpgFqr1hIJjSiXX6M8my7l3wI+nHJpdF3PpCsEiml2zcFGDrd7PSS1A8PAYrDG8W84NNpK4Onz2ZxrRI/BusI999TiS/I88fT5XM4qMo2j2F488vvSRHdJxo7C+3V+rQFkBXSbVA==]]></Encrypt>
</xml>";

		if (!empty($xml)) {
			libxml_disable_entity_loader(true);
          	$result = (array) simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA);
			$result = $this->wechat->decode($data['msg_signature'], $data['timestamp'], $data['nonce'], $result['Encrypt']);
			if (isset($result['ComponentVerifyTicket'])) {
				$this->wechat->ticket($result['ComponentVerifyTicket'], 600, 100);
			}
			return true;
		} else {
			return false;
		}
    }
}