435 lines
12 KiB
PHP
435 lines
12 KiB
PHP
<?php
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declare(strict_types=1);
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namespace app\index\controller;
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use app\index\BaseController;
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use Symfony\Component\VarDumper\VarDumper;
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use think\exception\ValidateException;
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use think\facade\Request;
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use think\facade\Session;
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use think\response\Json;
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use think\db\exception\DbException;
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use app\model\Articles;
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use app\model\ArticlesCategory;
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class NewsCenterController extends BaseController
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{
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/**
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* 根据分类获取文章
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* @param string $category 分类名称
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* @return Json
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*/
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public function getNewsByCategory(string $category): Json
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{
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// 查询分类
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$categoryInfo = ArticlesCategory::where('name', $category)
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->where('delete_time', null)
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->find();
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if (!$categoryInfo) {
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => [],
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]);
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}
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// 查询文章
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$articles = Articles::published()
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->where('cate', $categoryInfo['id'])
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->order('publishdate', 'desc')
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->limit(4)
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->select();
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => $articles,
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]);
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}
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/**
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* 获取企业新闻
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* @return Json
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*/
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public function getCompanyNews(): Json
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{
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// 获取分页参数
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$page = Request::param('page', 1);
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$limit = Request::param('limit', 10);
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$page = max(1, intval($page));
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$limit = max(1, min(50, intval($limit))); // 限制每页最多50条
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// 查询分类
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$categoryInfo = ArticlesCategory::where('name', '企业新闻')
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->where('delete_time', null)
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->find();
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if (!$categoryInfo) {
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => [],
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'total' => 0,
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'page' => $page,
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'limit' => $limit,
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]);
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}
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// 查询总数
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$total = Articles::where('cate', $categoryInfo['id'])
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->where('delete_time', null)
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->where('status', 2)
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->count();
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// 查询文章
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$articles = Articles::where('cate', $categoryInfo['id'])
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->where('delete_time', null)
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->where('status', 2)
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->order('top', 'desc')
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->order('recommend', 'desc')
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->order('sort', 'desc')
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->order('publishdate', 'desc')
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->page($page, $limit)
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->select();
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => $articles,
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'total' => $total,
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'page' => $page,
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'limit' => $limit,
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]);
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}
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/**
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* 获取金蝶新闻
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* @return Json
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*/
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public function getKingdeeNews(): Json
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{
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// 获取分页参数
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$page = Request::param('page', 1);
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$limit = Request::param('limit', 10);
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$page = max(1, intval($page));
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$limit = max(1, min(50, intval($limit))); // 限制每页最多50条
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// 查询分类
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$categoryInfo = ArticlesCategory::where('name', '金蝶新闻')
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->where('delete_time', null)
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->find();
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if (!$categoryInfo) {
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => [],
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'total' => 0,
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'page' => $page,
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'limit' => $limit,
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]);
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}
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// 查询总数
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$total = Articles::where('cate', $categoryInfo['id'])
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->where('delete_time', null)
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->where('status', 2)
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->count();
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// 查询文章
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$articles = Articles::where('cate', $categoryInfo['id'])
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->where('delete_time', null)
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->where('status', 2)
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->order('top', 'desc')
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->order('recommend', 'desc')
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->order('sort', 'desc')
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->order('publishdate', 'desc')
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->page($page, $limit)
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->select();
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => $articles,
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'total' => $total,
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'page' => $page,
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'limit' => $limit,
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]);
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}
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/**
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* 获取技术中心子分类
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* @return Json
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*/
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public function getTechnologyCategories(): Json
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{
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// 获取"技术中心"主分类
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$parentCategory = ArticlesCategory::where('name', '技术中心')
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->where('delete_time', null)
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->find();
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if (!$parentCategory) {
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return json([
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'code' => 200,
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'msg' => 'success',
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'data' => []
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]);
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}
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// 查找所有子分类
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$subCategories = ArticlesCategory::where('cid', $parentCategory['id'])
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->where('delete_time', null)
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->field('id,name,desc,sort,image')
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->order('sort', 'desc')
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->select();
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return json([
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'code' => 200,
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'msg' => 'success',
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'data' => $subCategories
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]);
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}
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/**
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* 获取技术中心
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* @return Json
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*/
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public function getTechnologyCenter(): Json
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{
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// 1. 分页参数规范化
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$page = max(1, intval(Request::param('page', 1)));
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$limit = max(1, min(50, intval(Request::param('limit', 10))));
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// 获取分类ID参数（可选）
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$categoryId = Request::param('category_id', null);
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// 2. 第一步：获取“技术中心”主分类的 id
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$parentCategory = ArticlesCategory::where('name', '技术中心')
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->where('delete_time', null)
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->find();
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// print_r($parentCategory['id']);
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if (!$parentCategory) {
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return $this->emptyResponse($page, $limit);
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}
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// 3. 第二步：查找 cid 等于主分类 id 的所有子分类 id
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$subCategoryQuery = ArticlesCategory::where('cid', $parentCategory['id'])
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->where('delete_time', null);
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// print_r($subCategoryQuery->select());
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// 如果指定了分类ID，则只查询该分类
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if ($categoryId) {
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$subCategoryQuery->where('id', $categoryId);
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}
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$subCategoryIds = $subCategoryQuery->column('id');
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// print_r($subCategoryIds);
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if (empty($subCategoryIds)) {
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return $this->emptyResponse($page, $limit);
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}
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// 5. 第三步：查询 Articles 表，并限定字段
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$articleQuery = Articles::whereIn('cate', $subCategoryIds)
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->where('delete_time', null)
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->where('status', 2);
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// 获取总数
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$total = (clone $articleQuery)->count();
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// 获取列表：限定返回 id, title, desc, publishdate, image, likes, views
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$articles = $articleQuery->field('id,title,desc,publishdate,image,likes,views,cate')
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->order([
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'top' => 'desc',
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'recommend' => 'desc',
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'sort' => 'desc',
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'publishdate' => 'desc'
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])
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->page($page, $limit)
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->select();
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// 如果文章没有image，查询对应分类的image
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$categoryImages = ArticlesCategory::whereIn('id', $subCategoryIds)->column('image', 'id');
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foreach ($articles as &$article) {
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if (empty($article['image']) && isset($categoryImages[$article['cate']])) {
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$article['image'] = $categoryImages[$article['cate']];
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}
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}
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => $articles,
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'total' => $total,
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'page' => $page,
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'limit' => $limit,
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]);
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}
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/**
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* 统一空返回
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*/
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private function emptyResponse($page, $limit): Json
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{
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return json([
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'code' => 200,
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'msg' => 'success',
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'list' => [],
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'total' => 0,
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'page' => $page,
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'limit' => $limit,
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]);
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}
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/**
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* 获取金蝶新闻详情
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*/
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public function getKingdeeNewsDetail(int $id): Json
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{
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$article = Articles::where('id', $id)
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->where('delete_time', null)
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->where('status', 2)
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->field('id,title,cate,image,desc,author,content,publisher,publishdate,views,likes,is_trans,transurl')
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->find();
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if (!$article) {
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return json(['code' => 404, 'msg' => '文章不存在', 'data' => null]);
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}
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$cate = (int) $article['cate'];
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// 转换为数组再处理
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$articleData = $article->toArray();
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// $articleData['catename'] = $this->getCategoryName($cate);
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// 获取相关文章
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$articleData['relatedArticles'] = $this->getRelatedArticles($id, $cate);
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// 获取上一篇下一篇
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$articleData['nextPreviousArticles'] = $this->getNextPreviousArticles($id, $cate);
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// 增加浏览量
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Articles::where('id', $id)->inc('views')->update();
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return json(['code' => 200, 'msg' => 'success', 'data' => $articleData]);
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}
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/**
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* 获取企业新闻详情
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*/
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public function getCompanyNewsDetail(int $id): Json
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{
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$article = Articles::where('id', $id)
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->where('delete_time', null)
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->where('status', 2)
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->find();
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if (!$article) {
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return json(['code' => 404, 'msg' => '文章不存在', 'data' => null]);
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}
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$cate = (int) $article['cate'];
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// 转换为数组再处理
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$articleData = $article->toArray();
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$articleData['catename'] = $this->getCategoryName($cate);
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// 获取相关文章
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$articleData['relatedArticles'] = $this->getRelatedArticles($id, $cate);
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// 获取上一篇下一篇
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$articleData['nextPreviousArticles'] = $this->getNextPreviousArticles($id, $cate);
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// 增加浏览量
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Articles::where('id', $id)->inc('views')->update();
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return json(['code' => 200, 'msg' => 'success', 'data' => $articleData]);
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}
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/**
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* 获取上一篇下一篇
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* @param int $id 文章ID
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* @param int $cate 分类ID
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* @return array
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*/
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private function getNextPreviousArticles(int $id, int $cate): array
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{
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$nextArticle = Articles::where('id', '<', $id)
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->where('cate', $cate)
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->where('delete_time', null)
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->where('status', 2)
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->field('id,title')
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->find();
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$previousArticle = Articles::where('id', '>', $id)
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->where('cate', $cate)
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->where('delete_time', null)
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->where('status', 2)
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->field('id,title')
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->find();
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return [
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'code' => 200,
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'msg' => 'success',
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'next' => $nextArticle,
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'previous' => $previousArticle,
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];
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}
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/**
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* 通过分类 ID 获取分类名称
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* @param int $cateId 分类ID
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* @return string
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*/
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private function getCategoryName(int $id): string
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{
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$categoryInfo = ArticlesCategory::where('id', $id)
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->where('delete_time', null)
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->find();
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if (!$categoryInfo) {
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return '未分类';
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}
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return $categoryInfo['name'];
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}
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/**
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* 获取相关文章
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*/
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private function getRelatedArticles(int $id, int $cate): array
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{
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$articles = Articles::where('id', '<>', $id)
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->where('cate', $cate)
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->where('delete_time', null)
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->where('status', 2)
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->order('top', 'desc')
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->order('recommend', 'desc')
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->order('sort', 'desc')
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->order('id', 'desc')
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->limit(5)
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->select();
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foreach ($articles as &$article) {
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$article['cate'] = $this->getCategoryName($article['cate']);
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}
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return [
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'code' => 200,
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'msg' => 'success',
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'list' => $articles,
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];
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}
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}
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