65 lines
1.4 KiB
PHP
65 lines
1.4 KiB
PHP
<?php
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namespace app\models;
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use yii\db\ActiveRecord;
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/**
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* This is the model class for table "announcements".
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*
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* @property int $id 公告ID
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* @property string $title 标题
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* @property string $content 内容
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* @property string $published_at 发布时间
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* @property string|null $updated_at 更新时间
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*/
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class Announcements extends ActiveRecord
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{
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/**
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* {@inheritdoc}
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*/
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public static function tableName(): string
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{
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return 'announcements';
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}
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/**
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* {@inheritdoc}
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*/
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public function rules(): array
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{
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return [
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[['title', 'content', 'published_at'], 'required'],
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[['content'], 'string'],
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[['published_at', 'updated_at'], 'safe'],
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[['title'], 'string', 'max' => 255],
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];
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}
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/**
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* {@inheritdoc}
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*/
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public function attributeLabels(): array
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{
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return [
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'id' => '公告ID',
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'title' => '标题',
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'content' => '内容',
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'published_at' => '发布时间',
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'updated_at' => '更新时间',
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];
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}
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/**
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* give me the latest 3 announcements
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* @return array
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*/
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public static function fetchLatestAnnouncements(): array
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{
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return self::find()
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->orderBy(['updated_at' => SORT_DESC])
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->limit(3)
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->all();
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}
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}
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