119 lines
3.3 KiB
PHP
119 lines
3.3 KiB
PHP
<?php
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/**
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* 后台管理系统-首页
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*/
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namespace app\index\controller;
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use app\index\controller\Base;
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use think\facade\Db;
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use think\facade\View;
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use think\facade\Env;
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use think\facade\Config;
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class Index extends Base
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{
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/**
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* 首页
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*/
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public function index()
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{
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return View::fetch();
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}
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/**
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* 获取站点资讯列表
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*/
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public function siteNewslist()
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{
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// 获取站点资讯分类（顶级分类id为1的子分类）
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$categories = Db::name('yz_article_category')
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->where('cid', 1)
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->where('delete_time', null)
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->select()
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->toArray();
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$articles = [];
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$categoryData = [];
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// 提取分类名称和ID用于前端tab显示
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foreach ($categories as $category) {
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$categoryData[] = [
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'id' => $category['id'],
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'name' => $category['name']
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];
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// 获取该分类下的文章，限制4条
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$articles = Db::name('yz_article')
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->where('cate', $category['id'])
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->where('delete_time', null)
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->where('status', 2)
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->order('id', 'desc')
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->field('id, cate, title, image, author, publishdate, views')
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->limit(4)
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->select()
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->toArray();
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}
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return json([
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'code' => 1,
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'msg' => '获取成功',
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'articles' => $articles,
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'categories' => $categoryData
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]);
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}
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/**
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* 获取技术文章列表
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*/
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public function technicalArticleslist()
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{
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// 获取技术文章分类（顶级分类id为3的子分类）
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$categories = Db::name('yz_article_category')
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->where('cid', 3)
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->where('delete_time', null)
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->select()
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->toArray();
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// 组装分类数据，方便后续查找
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$categoryData = [];
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$categoryImageMap = [];
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$articlesByCategory = [];
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foreach ($categories as $category) {
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$categoryData[] = [
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'id' => $category['id'],
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'name' => $category['name']
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];
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$categoryImageMap[$category['id']] = $category['image'] ?? '';
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// 获取每个分类下的文章，限制12条
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$articles = Db::name('yz_article')
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->where('cate', $category['id'])
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->where('delete_time', null)
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->where('status', 2)
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->order('id', 'desc')
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->field('id, cate, title, image, author, publishdate, views')
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->limit(12)
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->select()
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->toArray();
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// 替换image为空的文章
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foreach ($articles as &$article) {
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if (empty($article['image']) && !empty($categoryImageMap[$article['cate']])) {
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$article['image'] = $categoryImageMap[$article['cate']];
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}
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}
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unset($article);
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$articlesByCategory[$category['id']] = $articles;
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}
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return json([
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'code' => 1,
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'msg' => '获取成功',
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'articles' => $articlesByCategory,
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'categories' => $categoryData
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]);
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}
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}
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