268 lines
7.6 KiB
PHP
268 lines
7.6 KiB
PHP
<?php
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/**
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* 文章控制器
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*/
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namespace app\index\controller;
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use app\index\controller\BaseController;
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use think\facade\Db;
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use think\facade\View;
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use think\facade\Request;
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use app\index\model\Articles\Articles;
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use app\index\model\Articles\ArticlesCategory;
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class ArticlesController extends BaseController
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{
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// 文章列表页
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public function list()
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{
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// 获取分类ID
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$cateId = Request::param('cate/d', 0);
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// 构建查询条件
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$where = [
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['delete_time', '=', null],
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['status', '=', 1]
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];
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if ($cateId > 0) {
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$where[] = ['cate', '=', $cateId];
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}
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// 获取文章列表
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$articles = Articles::where($where)
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->order('id DESC')
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->paginate([
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'list_rows' => 10,
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'query' => Request::instance()->param()
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]);
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// 获取分类信息
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$category = null;
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if ($cateId > 0) {
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$category = ArticlesCategory::where('id', $cateId)
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->where('delete_time', null)
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->where('status', 3)
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->find();
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}
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// 获取所有分类
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$categories = ArticlesCategory::where('delete_time', null)
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->where('status', 3)
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->select()
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->toArray();
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// 将变量传递给视图
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View::assign([
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'articles' => $articles,
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'category' => $category,
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'categories' => $categories
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]);
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return view('list');
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}
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// 文章详情页
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public function detail()
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{
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$id = Request::param('id/d', 0);
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$article = Articles::where('id', $id)->find();
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if (!$article) {
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return json(['code' => 0, 'msg' => '文章不存在或已被删除']);
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}
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// 获取分类名称
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$cateName = ArticlesCategory::where('id', $article['cate'])
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->value('name');
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// 获取上一篇和下一篇文章
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$prevArticle = Articles::where('id', '<', $id)
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->where('delete_time', null)
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->where('status', '<>', 3)
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->order('id DESC')
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->find();
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$nextArticle = Articles::where('id', '>', $id)
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->where('delete_time', null)
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->where('status', '<>', 3)
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->order('id ASC')
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->find();
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// 获取相关文章（同分类的其他文章）
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$relatedArticles = Articles::alias('a')
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->join('articles_category c', 'a.cate = c.id')
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->where('a.cate', $article['cate'])
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->where('a.id', '<>', $id)
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->where('a.delete_time', null)
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->where('a.status', '=', 2)
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->field([
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'a.id',
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'a.title',
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'a.desc',
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'IF(a.image IS NULL OR a.image = "", c.image, a.image) as image'
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])
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->order('a.id DESC')
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->limit(3)
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->select()
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->toArray();
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// 如果是 AJAX 请求，返回 JSON 数据
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if (Request::isAjax()) {
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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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'data' => [
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'article' => $article,
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'cateName' => $cateName,
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'prevArticle' => $prevArticle,
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'nextArticle' => $nextArticle,
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'relatedArticles' => $relatedArticles
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]
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]);
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}
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// 非 AJAX 请求返回视图
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View::assign([
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'article' => $article,
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'cateName' => $cateName,
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'prevArticle' => $prevArticle,
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'nextArticle' => $nextArticle,
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'relatedArticles' => $relatedArticles
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]);
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return view('detail');
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}
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// 文章点赞
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public function like()
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{
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if (!Request::isAjax()) {
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return json(['code' => 0, 'msg' => '非法请求']);
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}
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$id = Request::param('id/d', 0);
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// 更新点赞数
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$result = Articles::where('id', $id)
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->where('delete_time', null)
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->inc('likes', 1)
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->update();
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if ($result) {
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return json(['code' => 1, 'msg' => '点赞成功']);
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} else {
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return json(['code' => 0, 'msg' => '点赞失败']);
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}
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}
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// 提交评论
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public function comment()
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{
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if (!Request::isAjax() || !Request::isPost()) {
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return json(['code' => 0, 'msg' => '非法请求']);
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}
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$articleId = Request::param('article_id/d', 0);
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$content = Request::param('content/s', '');
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$parentId = Request::param('parent_id/d', 0);
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if (empty($content)) {
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return json(['code' => 0, 'msg' => '评论内容不能为空']);
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}
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// 检查文章是否存在
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$article = Articles::where('id', $articleId)
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->where('delete_time', null)
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->where('status', 3)
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->find();
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if (!$article) {
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return json(['code' => 0, 'msg' => '文章不存在或已被删除']);
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}
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// 添加评论
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// $data = [
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// 'article_id' => $articleId,
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// 'content' => $content,
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// 'parent_id' => $parentId,
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// 'user_id' => $this->getUserId(),
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// 'user_name' => $this->getUserName(),
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// 'status' => 1,
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// 'create_time' => time()
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// ];
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// $result = Db::table('yz_article_comment')->insert($data);
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// if ($result) {
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// return json(['code' => 1, 'msg' => '评论成功']);
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// } else {
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// return json(['code' => 0, 'msg' => '评论失败']);
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// }
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}
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// 获取当前用户ID（示例方法，实际应根据您的用户系统实现）
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private function getUserId()
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{
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// 这里应该返回当前登录用户的ID
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return 1; // 示例返回值
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}
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// 获取当前用户名（示例方法，实际应根据您的用户系统实现）
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private function getUserName()
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{
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// 这里应该返回当前登录用户的用户名
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return '游客'; // 示例返回值
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}
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// 获取访问统计
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public function viewStats()
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{
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$id = Request::param('id/d', 0);
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// 获取总访问量
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$totalViews = Articles::where('id', $id)
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->value('views');
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return json([
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'code' => 1,
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'data' => [
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'total' => $totalViews
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]
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]);
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}
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/**
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* 更新文章访问次数
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*/
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public function updateViews()
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{
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if (!Request::isPost()) {
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return json(['code' => 0, 'msg' => '非法请求']);
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}
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$id = Request::post('id');
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if (!$id) {
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return json(['code' => 0, 'msg' => '参数错误']);
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}
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try {
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// 更新访问次数
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$article = Articles::where('id', $id)->find();
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if (!$article) {
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return json(['code' => 0, 'msg' => '文章不存在']);
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}
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// 更新访问次数
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Articles::where('id', $id)->inc('views')->update();
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// 获取更新后的访问次数
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$newViews = Articles::where('id', $id)->value('views');
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return json(['code' => 1, 'msg' => '更新成功', 'data' => ['views' => $newViews]]);
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} catch (\Exception $e) {
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return json(['code' => 0, 'msg' => '更新失败：' . $e->getMessage()]);
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}
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}
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}
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