Files
yunzer/app/index/controller/ArticlesController.php
T

286 lines
8.1 KiB
PHP

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