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ymww_backend/application/admin/controller/Ajax.php

316 lines
11 KiB

1 year ago
<?php
namespace app\admin\controller;
use app\common\controller\Backend;
use app\common\exception\UploadException;
use app\common\library\Upload;
use fast\Random;
use think\addons\Service;
use think\Cache;
use think\Config;
use think\Db;
use think\Lang;
use think\Response;
use think\Validate;
/**
* Ajax异步请求接口
* @internal
*/
class Ajax extends Backend
{
protected $noNeedLogin = ['lang'];
protected $noNeedRight = ['*'];
protected $layout = '';
public function _initialize()
{
parent::_initialize();
//设置过滤方法
$this->request->filter(['trim', 'strip_tags', 'htmlspecialchars']);
}
/**
* 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 = input("controllername");
//默认只加载了控制器对应的语言名,你还根据控制器名来加载额外的语言包
$this->loadlang($controllername);
return jsonp(Lang::get(), 200, $header, ['json_encode_param' => JSON_FORCE_OBJECT | JSON_UNESCAPED_UNICODE]);
}
/**
* 上传文件
*/
public function upload()
{
Config::set('default_return_type', 'json');
//必须还原upload配置,否则分片及cdnurl函数计算错误
Config::load(APP_PATH . 'extra/upload.php', 'upload');
$chunkid = $this->request->post("chunkid");
if ($chunkid) {
if (!Config::get('upload.chunking')) {
$this->error(__('Chunk file disabled'));
}
$action = $this->request->post("action");
$chunkindex = $this->request->post("chunkindex/d");
$chunkcount = $this->request->post("chunkcount/d");
$filename = $this->request->post("filename");
$method = $this->request->method(true);
if ($action == 'merge') {
$attachment = null;
//合并分片文件
try {
$upload = new Upload();
$attachment = $upload->merge($chunkid, $chunkcount, $filename);
} catch (UploadException $e) {
$this->error($e->getMessage());
}
$this->success(__('Uploaded successful'), '', ['url' => $attachment->url, 'fullurl' => cdnurl($attachment->url, true)]);
} elseif ($method == 'clean') {
//删除冗余的分片文件
try {
$upload = new Upload();
$upload->clean($chunkid);
} catch (UploadException $e) {
$this->error($e->getMessage());
}
$this->success();
} else {
//上传分片文件
//默认普通上传文件
$file = $this->request->file('file');
try {
$upload = new Upload($file);
$upload->chunk($chunkid, $chunkindex, $chunkcount);
} catch (UploadException $e) {
$this->error($e->getMessage());
}
$this->success();
}
} else {
$attachment = null;
//默认普通上传文件
$file = $this->request->file('file');
try {
$upload = new Upload($file);
$attachment = $upload->upload();
} catch (UploadException $e) {
$this->error($e->getMessage());
}
$this->success(__('Uploaded successful'), '', ['url' => $attachment->url, 'fullurl' => cdnurl($attachment->url, true)]);
}
}
/**
* 通用排序
*/
public function weigh()
{
//排序的数组
$ids = $this->request->post("ids");
//拖动的记录ID
$changeid = $this->request->post("changeid");
//操作字段
$field = $this->request->post("field");
//操作的数据表
$table = $this->request->post("table");
if (!Validate::is($table, "alphaDash")) {
$this->error();
}
//主键
$pk = $this->request->post("pk");
//排序的方式
$orderway = strtolower($this->request->post("orderway", ""));
$orderway = $orderway == 'asc' ? 'ASC' : 'DESC';
$sour = $weighdata = [];
$ids = explode(',', $ids);
$prikey = $pk && preg_match("/^[a-z0-9\-_]+$/i", $pk) ? $pk : (Db::name($table)->getPk() ?: 'id');
$pid = $this->request->post("pid", "");
//限制更新的字段
$field = in_array($field, ['weigh']) ? $field : 'weigh';
// 如果设定了pid的值,此时只匹配满足条件的ID,其它忽略
if ($pid !== '') {
$hasids = [];
$list = Db::name($table)->where($prikey, 'in', $ids)->where('pid', 'in', $pid)->field("{$prikey},pid")->select();
foreach ($list as $k => $v) {
$hasids[] = $v[$prikey];
}
$ids = array_values(array_intersect($ids, $hasids));
}
$list = Db::name($table)->field("$prikey,$field")->where($prikey, 'in', $ids)->order($field, $orderway)->select();
foreach ($list as $k => $v) {
$sour[] = $v[$prikey];
$weighdata[$v[$prikey]] = $v[$field];
}
$position = array_search($changeid, $ids);
$desc_id = isset($sour[$position]) ? $sour[$position] : end($sour); //移动到目标的ID值,取出所处改变前位置的值
$sour_id = $changeid;
$weighids = array();
$temp = array_values(array_diff_assoc($ids, $sour));
foreach ($temp as $m => $n) {
if ($n == $sour_id) {
$offset = $desc_id;
} else {
if ($sour_id == $temp[0]) {
$offset = isset($temp[$m + 1]) ? $temp[$m + 1] : $sour_id;
} else {
$offset = isset($temp[$m - 1]) ? $temp[$m - 1] : $sour_id;
}
}
if (!isset($weighdata[$offset])) {
continue;
}
$weighids[$n] = $weighdata[$offset];
Db::name($table)->where($prikey, $n)->update([$field => $weighdata[$offset]]);
}
$this->success();
}
/**
* 清空系统缓存
*/
public function wipecache()
{
try {
$type = $this->request->request("type");
switch ($type) {
case 'all':
// no break
case 'content':
//内容缓存
rmdirs(CACHE_PATH, false);
Cache::clear();
if ($type == 'content') {
break;
}
case 'template':
// 模板缓存
rmdirs(TEMP_PATH, false);
if ($type == 'template') {
break;
}
case 'addons':
// 插件缓存
Service::refresh();
if ($type == 'addons') {
break;
}
case 'browser':
// 浏览器缓存
// 只有生产环境下才修改
if (!config('app_debug')) {
$version = config('site.version');
$newversion = preg_replace_callback("/(.*)\.([0-9]+)\$/", function ($match) {
return $match[1] . '.' . ($match[2] + 1);
}, $version);
if ($newversion && $newversion != $version) {
Db::startTrans();
try {
\app\common\model\Config::where('name', 'version')->update(['value' => $newversion]);
\app\common\model\Config::refreshFile();
Db::commit();
} catch (\Exception $e) {
Db::rollback();
exception($e->getMessage());
}
}
}
if ($type == 'browser') {
break;
}
}
} catch (\Exception $e) {
$this->error($e->getMessage());
}
\think\Hook::listen("wipecache_after");
$this->success();
}
/**
* 读取分类数据,联动列表
*/
public function category()
{
$type = $this->request->get('type', '');
$pid = $this->request->get('pid', '');
$where = ['status' => 'normal'];
$categorylist = null;
if ($pid || $pid === '0') {
$where['pid'] = $pid;
}
if ($type) {
$where['type'] = $type;
}
$categorylist = Db::name('category')->where($where)->field('id as value,name')->order('weigh desc,id desc')->select();
$this->success('', '', $categorylist);
}
/**
* 读取省市区数据,联动列表
*/
public function area()
{
$params = $this->request->get("row/a");
if (!empty($params)) {
$province = isset($params['province']) ? $params['province'] : null;
$city = isset($params['city']) ? $params['city'] : null;
} else {
$province = $this->request->get('province');
$city = $this->request->get('city');
}
$where = ['pid' => 0, 'level' => 1];
$provincelist = null;
if ($province !== null) {
$where['pid'] = $province;
$where['level'] = 2;
if ($city !== null) {
$where['pid'] = $city;
$where['level'] = 3;
}
}
$provincelist = Db::name('area')->where($where)->field('id as value,name')->select();
$this->success('', '', $provincelist);
}
/**
* 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;
}
}