chore: 重写初始提交(清空历史,整理后全量提交)
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ywxapp
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<?php
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// +----------------------------------------------------------------------
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// | YwxApp [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2026-2036 http://ywxapp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Author: ywxapp<admin@ywxapp.cn>
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// +----------------------------------------------------------------------
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declare (strict_types = 1);
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namespace addon\blog\controller\backend;
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use addon\blog\model\BlogCategory as CategoryModel;
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use think\facade\Request;
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use think\facade\View;
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use think\Validate;
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use ywxapp\controller\BackendBase;
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/**
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* Category 类
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*
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* @author ywxapp <admin@ywxapp.cn>
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*/
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class Category extends BackendBase
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{
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protected $noNeedVerify = ['*'];
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protected function initialize()
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{}
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/**
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* 分类列表（后台管理全部分类：全局共享 + 各会员自建）
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* 以 layui treeTable 所需的扁平结构返回（带 pid / is_parent），由前端 treeTable 自动成树。
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*/
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public function index()
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{
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$categories = CategoryModel::withCount('articles')
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->order('uid', 'asc')
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->order('sort', 'asc')
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->select()
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->toArray();
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// 收集归属会员昵称
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$uids = [];
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foreach ($categories as $c) {
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if (!empty($c['uid'])) {
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$uids[] = $c['uid'];
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}
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}
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$owners = [];
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if ($uids) {
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$owners = \think\facade\Db::name('member')
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->whereIn('uid', array_unique($uids))
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->column('nickname', 'uid');
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}
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// 计算哪些分类拥有子分类（用于 treeTable 的 is_parent 标记）
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$parentIds = array_unique(array_filter(array_column($categories, 'pid')));
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$treeData = [];
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foreach ($categories as $c) {
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$treeData[] = [
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'id' => $c['id'],
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'pid' => $c['pid'],
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'title' => $c['name'], // treeTable 节点显示名称
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'name' => $c['name'],
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'description' => $c['description'] ?? '',
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'sort' => $c['sort'],
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'status' => $c['status'],
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'is_parent' => in_array($c['id'], $parentIds, true) ? 1 : 0,
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'owner' => empty($c['uid']) ? '全局共享' : ($owners[$c['uid']] ?? ('#' . $c['uid'])),
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'articles_count' => $c['articles_count'] ?? 0,
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];
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}
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return View::fetch('category/index', [
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'treeData' => json_encode($treeData, JSON_UNESCAPED_UNICODE | JSON_HEX_TAG),
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]);
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}
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/**
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* 添加分类页面
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*/
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public function add()
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{
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$categories = CategoryModel::order('sort', 'asc')->select();
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return View::fetch('category/add', ['categories' => $categories]);
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}
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/**
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* 保存分类
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*/
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public function save()
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{
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$data = Request::post();
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$data['uid'] = 0; // 后台管理的分类为全局共享分类
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$data['pid'] = (int) Request::post('pid', 0);
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$data['create_at'] = time();
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$data['update_at'] = time();
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$validate = new Validate([
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'name|分类名称' => 'require|unique:BlogCategory,name,0,id,uid,0',
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'pid|上级分类' => 'number',
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'sort|排序' => 'number|between:0,999',
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]);
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if (! $validate->check($data)) {
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return json(['code' => 0, 'msg' => $validate->getError()]);
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}
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CategoryModel::create($data);
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return json(['code' => 1, 'msg' => '分类添加成功', 'url' => '/blog/backend/category']);
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}
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/**
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* 编辑分类页面
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*/
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public function edit($id = null)
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{
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$category = CategoryModel::find($id);
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$categories = CategoryModel::order('sort', 'asc')->select();
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return View::fetch('category/edit', ['category' => $category, 'categories' => $categories]);
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}
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/**
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* 更新分类
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*/
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public function update($id)
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{
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$category = CategoryModel::find($id);
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if (! $category) {
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return json(['code' => 0, 'msg' => '分类不存在']);
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}
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if ((int) Request::post('pid', 0) === (int) $id) {
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return json(['code' => 0, 'msg' => '上级分类不能选择自己']);
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}
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$data = Request::post();
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$data['pid'] = (int) Request::post('pid', 0);
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$data['update_at'] = time();
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$validate = new Validate([
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'name|分类名称' => 'require|unique:BlogCategory,name,' . $id . ',id,uid,' . $category->uid,
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'pid|上级分类' => 'number',
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'sort|排序' => 'number|between:0,999',
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]);
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if (! $validate->check($data)) {
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return json(['code' => 0, 'msg' => $validate->getError()]);
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}
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$category->save($data);
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return json(['code' => 1, 'msg' => '分类更新成功', 'url' => '/blog/backend/category']);
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}
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/**
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* 删除分类
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*/
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public function delete($id)
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{
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$category = CategoryModel::find($id);
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if ($category) {
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if ($category->children()->count() > 0) {
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return json(['code' => 0, 'msg' => '该分类下有子分类，请先删除子分类']);
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}
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if ($category->articles()->count() > 0) {
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return json(['code' => 0, 'msg' => '该分类下有文章，无法删除']);
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}
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$category->delete();
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return json(['code' => 1, 'msg' => '分类已删除']);
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}
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return json(['code' => 0, 'msg' => '分类不存在']);
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}
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/**
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* 批量删除分类（前端 treeTable 勾选后调用）
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*/
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public function batchDelete()
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{
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$ids = Request::post('ids', '');
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$idArr = array_filter(array_map('intval', explode(',', (string) $ids)));
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if (empty($idArr)) {
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return json(['code' => 0, 'msg' => '请选择要删除的分类']);
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}
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$deleted = 0;
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$skipped = 0;
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foreach ($idArr as $id) {
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$category = CategoryModel::find($id);
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if (! $category) {
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continue;
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}
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if ($category->children()->count() > 0) {
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$skipped++;
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continue;
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}
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if ($category->articles()->count() > 0) {
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$skipped++;
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continue;
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}
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$category->delete();
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$deleted++;
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}
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if ($deleted === 0) {
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return json(['code' => 0, 'msg' => '选中的分类均包含子分类或文章，无法删除']);
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}
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$msg = '成功删除 ' . $deleted . ' 个分类';
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if ($skipped > 0) {
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$msg .= '，' . $skipped . ' 个因含子分类/文章已跳过';
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}
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return json(['code' => 1, 'msg' => $msg]);
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}
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}
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