Jsonp.php
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think\response;
use think\Request;
use think\Response;
class Jsonp extends Response
{
// 输出参数
protected $options = [
'var_jsonp_handler' => 'callback',
'default_jsonp_handler' => 'jsonpReturn',
'json_encode_param' => JSON_UNESCAPED_UNICODE,
];
protected $contentType = 'application/javascript';
/**
* 处理数据
* @access protected
* @param mixed $data 要处理的数据
* @return mixed
* @throws \Exception
*/
protected function output($data)
{
try {
// 返回JSON数据格式到客户端 包含状态信息 [当url_common_param为false时是无法获取到$_GET的数据的，故使用Request来获取<xiaobo.sun@qq.com>]
$var_jsonp_handler = Request::instance()->param($this->options['var_jsonp_handler'], "");
$handler = !empty($var_jsonp_handler) ? $var_jsonp_handler : $this->options['default_jsonp_handler'];
$data = json_encode($data, $this->options['json_encode_param']);
if ($data === false) {
throw new \InvalidArgumentException(json_last_error_msg());
}
$data = $handler . '(' . $data . ');';
return $data;
} catch (\Exception $e) {
if ($e->getPrevious()) {
throw $e->getPrevious();
}
throw $e;
}
}
}