WooYun.org

public function index() {
		// 删除微信传递的token干扰
		unset ( $_REQUEST ['token'] );
		$weixin = D ( 'Weixin' );
		// 获取数据
		$data = $weixin->getData ();//此处有数据传入，我们具体看下它传入的方式
               //var_dump($data);exit;
		$this->data = $data;
		if (! empty ( $data ['ToUserName'] )) {
			get_token ( $data ['ToUserName'] );
		}
		if (! empty ( $data ['FromUserName'] )) {
			session ( 'openid', $data ['FromUserName'] );
		}
		
		$this->token = $data ['ToUserName'];//赋值给了token
		
		$this->initFollow ( $weixin );
		
		// 记录日志
		addWeixinLog ( $data, $GLOBALS ['HTTP_RAW_POST_DATA'] );
		
		// 回复数据
		$this->reply ( $data, $weixin );
		
		// 结束程序。防止oneThink框架的调试信息输出
		exit ();
	}

public function __construct() {
		if ($_REQUEST ['doNotInit'])
			return true;	
		$content = file_get_contents ( 'php://input' );//相当霸气的数据传入
		! empty ( $content ) || die ( '这是微信请求的接口地址，直接在浏览器里无效' );
		$data = new \SimpleXMLElement ( $content );//xml解析
                $data || die ( '参数获取失败' );
		foreach ( $data as $key => $value ) {//数据赋值
			$this->data [$key] = strval ( $value );
		}
	}
	/* 获取微信平台请求的信息 */
	public function getData() {
		return $this->data;
	}

private function reply($data, $weixin) {
		$key = $data ['Content'];
		$keywordArr = array ();
		
		````````
                代码省略
                
                ````````
		if (! empty ( $forbit_addon )) {
			$like ['addon'] = array (
					'not in',
					$forbit_addon 
			);
		}
		$like ['token'] = array (
				'exp',
				"='0' or token='{$this->token}'" //此处被赋值给$like
		);
		if (! isset ( $addons [$key] )) {
			$like ['keyword'] = $key;
			$like ['keyword_type'] = 0;
			$keywordArr = M ( 'keyword' )->where ( $like )->order ( 'id desc' )->find ();//$like被加入数据库中查询
			
			if (! empty ( $keywordArr ['addon'] )) {
				$addons [$key] = $keywordArr ['addon'];
				$this->request_count ( $keywordArr );
			}
		}
		````````
                代码省略
                
                ````````
		}
	}

$str="SELECT * FROM `wp_keyword` WHERE (  (`token` ='0' or token='222'')  ) AND ( `keyword` = '33333' ) AND ( `keyword_type` = 0 ) ORDER BY id desc LIMIT 1  "
public function query($str) {
        if(0===stripos($str, 'call')){ // 存储过程查询支持
            $this->close();
            $this->connected    =   false;
        }
        $this->initConnect(false);
        if ( !$this->_linkID ) return false;
        $this->queryStr = $str;
        //释放前次的查询结果
        if ( $this->queryID ) {    $this->free();    }
        N('db_query',1);
        // 记录开始执行时间
        G('queryStartTime');
        $this->queryID = mysql_query($str, $this->_linkID);//注入进去了
        $this->debug();
        if ( false === $this->queryID ) {
            $this->error();
            return false;
        } else {
            $this->numRows = mysql_num_rows($this->queryID);
            return $this->getAll();
        }
    }