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<?php
// +----------------------------------------------------------------------
// | YwxApp [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2026-2036 http://ywxapp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: ywxapp<admin@ywxapp.cn>
// +----------------------------------------------------------------------
declare (strict_types = 1);
namespace addon\blog\model;
use think\facade\Cache;
use ywxapp\model\BaseModel;
use ywxapp\model\MemberUser;
class BlogArticle extends BaseModel
{
// 设置数据表名
protected $name = 'blog_article';
// 设置主键
protected $pk = 'id';
// 自动写入时间戳
protected $autoWriteTimestamp = 'int';
protected $createTime = 'create_at';
protected $updateTime = 'update_at';
// 定义允许写入的字段
protected $allowField = [
'title', 'content', 'summary', 'cover_image',
'uid', 'cid', 'status', 'audit_status', 'is_top',
'view_count', 'comment_count', 'like_count', 'favorite_count', 'share_count',
];
// 设置字段类型
protected $type = [
'id' => 'int',
'uid' => 'int',
'cid' => 'int',
'status' => 'int',
'audit_status' => 'int',
'is_top' => 'int',
'view_count' => 'int',
'comment_count' => 'int',
'like_count' => 'int',
'favorite_count' => 'int',
'share_count' => 'int',
'create_at' => 'int',
'update_at' => 'int',
];
// 内容修改器(过滤危险标签)
public function setContentAttr($value)
{
return htmlspecialchars_decode($value);
}
// 摘要写入修改器:提交时若留空,自动从正文截取并持久化
public function setSummaryAttr($value, $data)
{
$value = trim((string) $value);
if ($value !== '') {
return $value;
}
$content = $data['content'] ?? '';
$content = is_string($content) ? strip_tags($content) : '';
$content = trim($content);
return $content !== '' ? mb_substr($content, 0, 150) : '';
}
// 获取文章摘要(自动生成,兼容遗留未存摘要的文章)
public function getSummaryAttr($value, $data)
{
if ($value !== '' && $value !== null) {
return $value;
}
$content = is_string($data['content'] ?? '') ? (string) $data['content'] : '';
$content = html_entity_decode(strip_tags($content), ENT_QUOTES | ENT_HTML5, 'UTF-8');
$content = trim(preg_replace('/\s+/', ' ', $content));
// 正文为 JSON 或无可读文本时返回空,由模板显示「暂无描述」,避免首页展示 JSON 片段
if ($content === '' || $this->isJsonContent($content)) {
return '';
}
return mb_substr($content, 0, 150);
}
// 判断文本是否像 JSON(自动摘要时跳过,避免卡片展示 JSON 片段)
protected function isJsonContent($text)
{
$text = ltrim($text);
if ($text === '' || ($text[0] !== '{' && $text[0] !== '[')) {
return false;
}
json_decode($text);
return json_last_error() === JSON_ERROR_NONE;
}
// 格式化创建时间(兼容 int / 数字字符串 / 日期字符串 / DateTime
public function getCreateTextAttr($value, $data)
{
$t = $data['create_at'] ?? $value;
if ($t instanceof \DateTime) {
return $t->format('Y-m-d H:i');
}
if (is_numeric($t)) {
return date('Y-m-d H:i', (int) $t);
}
$ts = strtotime((string) $t);
return $ts !== false ? date('Y-m-d H:i', $ts) : (string) $t;
}
// 定义关联 - 作者(博客作者即主系统会员,统一使用 wxapp_user 表,主键 uid
public function author()
{
return $this->belongsTo(MemberUser::class, 'uid', 'uid');
}
// 兼容别名:部分视图/调用使用 user 关系
public function user()
{
return $this->belongsTo(MemberUser::class, 'uid', 'uid');
}
// 定义关联 - 分类
public function category()
{
return $this->belongsTo(BlogCategory::class, 'cid');
}
// 定义关联 - 标签(关联表 wxapp_blog_article_tag,列 aid/tid
public function tags()
{
return $this->belongsToMany(BlogTag::class, 'blog_article_tag', 'tid', 'aid');
}
// 定义关联 - 评论
public function comments()
{
return $this->hasMany(BlogComment::class, 'aid');
}
// 定义关联 - 点赞
public function likes()
{
return $this->hasMany(BlogLike::class, 'aid');
}
// 定义关联 - 收藏
public function favorites()
{
return $this->hasMany(BlogFavorite::class, 'aid');
}
// 增加浏览次数
public function incrementViewCount()
{
$this->view_count++;
$this->save();
// 清除相关缓存
Cache::delete('article_' . $this->id);
}
// 检查文章是否置顶
public function isTop()
{
return $this->is_top === 1;
}
// 检查文章是否发布
public function isPublished()
{
return $this->status === 1;
}
// 获取相关文章(同分类)
public function getRelatedArticles($limit = 5)
{
return self::where('cid', $this->cid)
->where('id', '<>', $this->id)
->where('status', 1)
->order('view_count', 'desc')
->limit($limit)
->select();
}
// 获取上一篇/下一篇文章
public function getPrevNextArticles()
{
$prev = self::where('id', '<', $this->id)
->where('status', 1)
->order('id', 'desc')
->find();
$next = self::where('id', '>', $this->id)
->where('status', 1)
->order('id', 'asc')
->find();
return [
'prev' => $prev,
'next' => $next,
];
}
}