DiverseYouthNightSchool/application/index/controller/Ajax.php

79 lines
2.3 KiB
PHP

<?php
namespace app\index\controller;
use app\common\controller\Frontend;
use think\Lang;
use think\Loader;
use think\Response;
/**
* Ajax异步请求接口
* @internal
*/
class Ajax extends Frontend
{
protected $noNeedLogin = ['lang', 'upload'];
protected $noNeedRight = ['*'];
protected $layout = '';
/**
* 加载语言包
*/
public function lang()
{
$this->request->get(['callback' => 'define']);
$header = ['Content-Type' => 'application/javascript'];
if (!config('app_debug')) {
$offset = 30 * 60 * 60 * 24; // 缓存一个月
$header['Cache-Control'] = 'public';
$header['Pragma'] = 'cache';
$header['Expires'] = gmdate("D, d M Y H:i:s", time() + $offset) . " GMT";
}
$controllername = $this->request->get('controllername');
$lang = $this->request->get('lang');
if (!$lang || !in_array($lang, config('allow_lang_list')) || !$controllername || !preg_match("/^[a-z0-9_\.]+$/i", $controllername)) {
return jsonp(['errmsg' => '参数错误'], 200, [], ['json_encode_param' => JSON_FORCE_OBJECT | JSON_UNESCAPED_UNICODE]);
}
$controllername = input("controllername");
$className = Loader::parseClass($this->request->module(), 'controller', $controllername, false);
//存在对应的类才加载
if (class_exists($className)) {
$this->loadlang($controllername);
}
//强制输出JSON Object
return jsonp(Lang::get(), 200, $header, ['json_encode_param' => JSON_FORCE_OBJECT | JSON_UNESCAPED_UNICODE]);
}
/**
* 生成后缀图标
*/
public function icon()
{
$suffix = $this->request->request("suffix");
$suffix = $suffix ? $suffix : "FILE";
$data = build_suffix_image($suffix);
$header = ['Content-Type' => 'image/svg+xml'];
$offset = 30 * 60 * 60 * 24; // 缓存一个月
$header['Cache-Control'] = 'public';
$header['Pragma'] = 'cache';
$header['Expires'] = gmdate("D, d M Y H:i:s", time() + $offset) . " GMT";
$response = Response::create($data, '', 200, $header);
return $response;
}
/**
* 上传文件
*/
public function upload()
{
return action('api/common/upload');
}
}