浅谈js控制li标签排序问题 js调用php函数的方法

【Html代码】

<span style="font-size:14px;"><ul class="list-group">
   <? if ($categorys): ?>
  <? foreach ($categorys as $category):?>
    <li class="list-group-item" data-id="<? echo $category->id ?>">
      <? echo $category->name?>
        <a href="<? echo site_url('group/category/delete?id=' . $category->id) ?>" onclick="<?echo lang('confirm')?>">
            <span class="glyphicon glyphicon-remove"></span></a>
        </li>
    <? endforeach;?>
   <? else: ?>
  <div class="alert alert-danger">暂时没有设置</div>
   <? endif; ?>
</ul></span> 

【js代码】

<span style="font-size:14px;">   <script>
      require(["jquery","jqueryui"],function($) {
        var d = window.top.dialog({
          content: '配置已更新'
        });
        $(function() {
          $( ".list-group").sortable({
            stop: function( event, ui ) {
              data = '';
              $('li.list-group-item').each(function (){
                data += ',' + $(this).attr('data-id');
              });
              $.post('/group/category/listorder',{data:data});
              d.show();
              setTimeout(function () {
                d.close();
              }, 1000);
            }
          }).disableSelection();
        });
      });
    </script></span> 

【php代码】

<span style="font-size:14px;">public function listorder() {
    $data = explode(',', $this->input->post('data'));
    $i = 1;
    foreach ($data as $id) {
      if (!$id)
        continue;
      $this->category_model->save($id, array(
        'listorder' => $i,
      ));
      $i++;
    }
  } 

  public function delete() {
    $id = $this->input->get('id');
    $this->category_model->delete($id);
    messagebox(lang('success'), 'referer');
  }</span> 

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