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ThinkkPHP6关于角色管理总结
嘿哈的博客
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角色管理总结

效果图

前端代码

遍历权限列表时 name=”menu[$vo.mid]” 利用数组进行存储可能被选中的值并传至服务器

  1. <!DOCTYPE html>
  2. <html>
  3. <head>
  4.     <title>角色管理</title>
  5.     <link rel="stylesheet" type="text/css" href="/static/plugins/layui/css/layui.css">
  6.     <script type="text/javascript" src="/static/plugins/layui/layui.js"></script>
  7. </head>
  8. <body style="padding: 10px">
  9.     <form class="layui-form">
  10.         <input type="hidden" name="gid" value="{$item.gid}">
  11.         <div class="layui-form-item">
  12.             <label class="layui-form-label">角色名称</label>
  13.             <div class="layui-input-inline">
  14.                 <input type="text" name="title" value="{$item.title}" class="layui-input">
  15.             </div>
  16.         </div>
  17.         <div class="layui-form-item">
  18.             <label class="layui-form-label">权限管理</label>
  19.         </div>
  20.         {volist name="menus" id="vo"}
  21.             <hr>
  22.             <div class="layui-input-block">
  23.                 <input type="checkbox" name="menu[{$vo.mid}]" lay-skin="primary" title="{$vo.title}" {:isset($item['rights']) && $item['rights'] && in_array($vo.mid,$item['rights'])?'checked':''}>
  24.                 <hr>
  25.                 {volist name="vo.children" id="cvo"}
  26.                 <input type="checkbox" name="menu[{$cvo.mid}]" lay-skin="primary" title="{$cvo.title}" {:isset($item['rights']) && $item['rights'] && in_array($cvo.mid,$item['rights'])?'checked':''}>
  27.                 {/volist}
  28.             </div>
  29.             {/volist}
  30.     </form>
  31.     <div class="layui-form-item" style="margin-top: 10px;">
  32.             <div class="layui-input-block">
  33.             <button class="layui-btn " onclick="save()">保存</button>
  34.             </div>
  35.     </div>
  36. </body>
  37. </html>
  38. <script type="text/javascript">
  39.     layui.use(['layer','form'],function(){
  40.         var form = layui.form;
  41.         layer = layui.layer;
  42.         $ = layui.jquery;
  43.     });
  45.     function save(){
  46.         var title = $.trim($('input[name="title"]').val());
  47.         if(title==''){
  48.             layer.msg('请填写角色名称',{'icon':2});
  49.             return;
  50.         }
  51.         $.post('/admins/roles/save',$('form').serialize(),function(res){
  52.             if(res.code>0){
  53.                 layer.msg(res.msg,{'icon':2});
  54.             }else{
  55.                 layer.msg(res.msg,{'icon':1});
  56.                 setTimeout(function(){parent.window.location.reload();},1000);
  57.             }
  58.         },'json');
  59.     }
  60. </script>

服务器端代码

  1. <?php
  2. namespace app\admins\controller;
  4. use app\BaseController;
  5. use think\facade\View;
  6. use think\facade\Db;
  8. /**
  9. * 角色管理
  10. */
  11. class Roles extends Bases
  12. {
  14.     //角色列表
  15.     public function index()
  16.     {
  17.         //查询角色列表
  18.         $data['item'] = Db::table('admin_groups')->lists();
  19.         return view('',$data); //渲染
  20.     }
  22.     //添加编辑角色
  23.     public function add()
  24.     {
  25.         $gid = (int)input('get.gid'); //get获取url中gid的值 
  26.         $item = Db::table('admin_groups')->where('gid',$gid)->item();//查询对应gid数据
  28.         //逻辑与 判断两者是否存在 条件成立 将字符串转换成数组
  29.         $item && $item['rights'] && $item['rights'] = json_decode($item['rights']);
  30.         //if($role && $role['rights']){$role['rights'] = json_decode($role['rights']);}
  32.         $data['item'] =$item;
  34.         //查询所有菜单列表 并将下标更换与mid等值  cates是自己封装的 下方有解释
  35.         $menu_lists = Db::table('admin_menus')->where('status',0)->cates('mid');
  37.         //进行树状处理 组成无限级菜单 gettreeitems是自己封装的 下方有解释
  38.         $menus = $this->gettreeitems($menu_lists);
  40.         //创建一个空数组
  41.         $temp = array();
  42.         foreach($menus as $value){
  43.         //当数据中有children时，进行递归处理，转换成二级菜单
  44.             $value['children'] = isset($value['children'])?$this->formatMenus($value['children']):false;
  45.             //将转换的新数据赋值给空数组
  46.             $temp[] = $value;
  47.         }
  49.         $data['menus'] = $temp;
  50.         // dump($data['menus']);
  51.         return view('',$data);
  52.     }
  54.     //保存
  55.     public function save()
  56.     {
  57.         $gid = (int)input('post.gid');
  58.         $title = trim(input('post.title'));
  59.         $menus = input('post.menu');
  60.         $menus = $menus?$menus:[];
  62.         if($gid>0){
  63.             Db::table('admin_groups')->where('gid',$gid)->update(array('title'=>$title,'rights'=>json_encode(array_keys($menus))));
  64.         }else{
  65.             Db::table('admin_groups')->insert(array('title'=>$title,'rights'=>json_encode(array_keys($menus))));
  66.         }
  68.         exit(json_encode(array('code'=>0,'msg'=>'保存成功')));
  69.     }
  71.     //树状处理
  72.     /*
  73.     ** 创建新的数组 传进的数据进行遍历 该数据下标已进行处理，与mid一致 mid与pid进行父子关系绑定
  74.     ** 当父级pid为0时，为最高级；
  75.     ** 当遍历到某条数据pid不为0时，则在该下标为pid这条数据中 增加一个下标children
  76.     ** 并将这条数据 添加进下标为该pid的数据中children中去
  77.     */
  78.     private function gettreeitems($items)
  79.     {
  80.         $tree = array();
  81.         foreach ($items as $item) {
  82.             if(isset($items[$item['pid']])){
  83.                 $items[$item['pid']]['children'][] = &$items[$item['mid']];
  84.             }else{
  85.                 $tree[] = &$items[$item['mid']];
  86.             }
  87.         }
  88.         return $tree;
  89.     }
  92.     // 递归无限级菜单，使其转换为二级菜单
  93.     /*
  94.     ** 创建一个空数组 当传进的数组 没有children下标这一数据 存进res空数组中
  95.     ** 当某个数据有children下标时 将下标中里的数据存进 tem新的数组中 
  96.     ** 销毁下标后的数据存进res空数组中 tem中的数组在检测是否有children 
  97.     ** 有的话按157 158行文字处理  没有的话按156行文字处理 然后返回res数组
  98.     */
  99.     private function formatMenus($items,&$res = array()){
  100.         foreach($items as $item){
  101.             if(!isset($item['children'])){
  102.                 $res[] = $item;
  103.             }else{
  104.                 $tem = $item['children'];
  105.                 unset($item['children']);
  106.                 $res[] = $item;
  107.                 $this->formatMenus($tem,$res);
  108.             }
  109.         }
  110.         return $res;
  111.     }    
  112. }

树状处理

  1.     //树状处理 需要指针 转换成无限级菜单
  2.     private function gettreeitems($items)
  3.     {
  4.         $tree = array();
  5.         foreach ($items as $item) {
  6.             if(isset($items[$item['pid']])){
  7.                 $items[$item['pid']]['children'][] = &$items[$item['mid']];
  8.             }else{
  9.                 $tree[] = &$items[$item['mid']];
  10.             }
  11.         }
  12.         return $tree;
  13.     }

递归无限级菜单，转换为二级菜单

  1.     // 递归无限级菜单，使其转换为二级菜单
  2.     private function formatMenus($items,&$res = array()){
  3.         foreach($items as $item){
  4.             if(!isset($item['children'])){
  5.                 $res[] = $item;
  6.             }else{
  7.                 $tem = $item['children'];
  8.                 unset($item['children']);
  9.                 $res[] = $item;
  10.                 $this->formatMenus($tem,$res);
  11.             }
  12.         }
  13.         return $res;
  14.     }
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