实现公告功能

*后端部分
This commit is contained in:
Chenx221 2024-04-21 16:42:04 +08:00
parent ffffaeebf4
commit cd6276503f
Signed by: chenx221
GPG Key ID: D7A9EC07024C3021
4 changed files with 283 additions and 5 deletions

View File

@ -2,6 +2,8 @@
namespace app\controllers;
use app\models\Announcements;
use app\models\AnnouncementsSearch;
use app\models\CollectionSearch;
use app\models\CollectionTasks;
use app\models\CollectionUploadedSearch;
@ -23,6 +25,7 @@ use RuntimeException;
use Throwable;
use Yii;
use yii\base\Exception;
use yii\db\StaleObjectException;
use yii\filters\AccessControl;
use yii\filters\VerbFilter;
use yii\web\Controller;
@ -49,7 +52,8 @@ class AdminController extends Controller
'actions' => ['system', 'user', 'info', 'user-view', 'user-create', 'user-update',
'user-delete', 'user-totpoff', 'user-pwdreset', 'login-log', 'access-log', 'collection-up-log',
'share-manage', 'share-manage-view', 'share-manage-delete', 'collection-manage', 'collection-manage-view',
'collection-manage-delete', 'notice-manage', 'sysinfo', 'get-sysinfo', 'ticket-manage', 'ticket-view', 'ticket-delete', 'ticket-reply'],
'collection-manage-delete', 'notice-manage', 'sysinfo', 'get-sysinfo', 'ticket-manage', 'ticket-view', 'ticket-delete',
'ticket-reply', 'announcements-manage', 'announcements-view', 'announcements-create', 'announcements-update', 'announcements-delete'],
'roles' => ['admin'], // only admin can do these
]
],
@ -82,6 +86,11 @@ class AdminController extends Controller
'ticket-view' => ['GET'],
'ticket-delete' => ['POST'],
'ticket-reply' => ['POST'],
'announcements-manage' => ['GET'],
'announcements-view' => ['GET'],
'announcements-create' => ['GET', 'POST'],
'announcements-update' => ['GET', 'POST'],
'announcements-delete' => ['POST'],
],
],
]
@ -723,4 +732,113 @@ class AdminController extends Controller
// 如果不是POST请求返回一个错误响应
return $this->asJson(['status' => 'error', 'message' => 'Invalid request']);
}
/**
* Lists all Announcements models.
*
* @return string
*/
public function actionAnnouncementsManage(): string
{
$searchModel = new AnnouncementsSearch();
$dataProvider = $searchModel->search($this->request->queryParams);
return $this->render('announcements_index', [
'searchModel' => $searchModel,
'dataProvider' => $dataProvider,
]);
}
/**
* Displays a single Announcements model.
* @param int $id 公告ID
* @return string
* @throws NotFoundHttpException if the model cannot be found
*/
public function actionAnnouncementsView(int $id): string
{
return $this->render('announcements_view', [
'model' => $this->findAnnouncementsModel($id),
]);
}
/**
* Creates a new Announcements model.
* If creation is successful, the browser will be redirected to the 'view' page.
* @return string|Response
*/
public function actionAnnouncementsCreate(): Response|string
{
$model = new Announcements();
if ($this->request->isPost) {
if ($model->load($this->request->post())) {
// set published_at to current time
$model->published_at = date('Y-m-d H:i:s');
if($model->save()){
Yii::$app->session->setFlash('success', '公告发布成功');
return $this->redirect(['announcements-view', 'id' => $model->id]);
}
}
} else {
$model->loadDefaultValues();
}
return $this->render('announcements_create', [
'model' => $model,
]);
}
/**
* Updates an existing Announcements model.
* If update is successful, the browser will be redirected to the 'view' page.
* @param int $id 公告ID
* @return string|Response
* @throws NotFoundHttpException if the model cannot be found
*/
public function actionAnnouncementsUpdate(int $id): Response|string
{
$model = $this->findAnnouncementsModel($id);
if ($this->request->isPost && $model->load($this->request->post()) && $model->save()) {
Yii::$app->session->setFlash('success', '公告修改成功');
return $this->redirect(['announcements-view', 'id' => $model->id]);
}
return $this->render('announcements_update', [
'model' => $model,
]);
}
/**
* Deletes an existing Announcements model.
* If deletion is successful, the browser will be redirected to the 'index' page.
* @param int $id 公告ID
* @return Response
* @throws NotFoundHttpException if the model cannot be found
* @throws \Throwable
* @throws StaleObjectException
*/
public function actionAnnouncementsDelete(int $id): Response
{
$this->findAnnouncementsModel($id)->delete();
Yii::$app->session->setFlash('success', '公告删除成功');
return $this->redirect(['announcements-manage']);
}
/**
* Finds the Announcements model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param int $id 公告ID
* @return Announcements the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findAnnouncementsModel(int $id): Announcements
{
if (($model = Announcements::findOne(['id' => $id])) !== null) {
return $model;
}
throw new NotFoundHttpException('The requested page does not exist.');
}
}

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@ -2,11 +2,14 @@
namespace app\controllers;
use app\models\Announcements;
use app\models\EntryForm;
use Yii;
use yii\filters\AccessControl;
use yii\web\Controller;
use yii\filters\VerbFilter;
use yii\web\NotFoundHttpException;
use yii\web\Response;
class SiteController extends Controller
{
@ -21,32 +24,35 @@ class SiteController extends Controller
'only' => ['logout'],
'rules' => [
[
'actions' => ['logout'],
'actions' => ['logout', 'get-announcement'],
'allow' => true,
'roles' => ['@'],
],
]
],
],
'verbs' => [
'class' => VerbFilter::class,
'actions' => [
'logout' => ['post'],
'get-announcement' => ['get'],
],
],
];
}
public function init(): void
{
parent::init();
if (Yii::$app->user->can('admin')) {
$this->layout = 'admin_main';
}elseif (Yii::$app->user->isGuest) {
} elseif (Yii::$app->user->isGuest) {
$this->layout = 'guest_main';
} else {
$this->layout = 'main';
}
}
/**
* {@inheritdoc}
*/
@ -70,9 +76,27 @@ class SiteController extends Controller
*/
public function actionIndex(): string
{
if(Yii::$app->user->isGuest){
return $this->render('index');
}
//fetch latest 3 announcements
$latestAnnouncements = Announcements::fetchLatestAnnouncements();
return $this->render('index', [
'latestAnnouncements' => $latestAnnouncements
]);
}
/**
* @throws NotFoundHttpException
*/
public function actionGetAnnouncement($id): ?Announcements
{
if (Yii::$app->request->isAjax) {
Yii::$app->response->format = Response::FORMAT_JSON;
return Announcements::findOne($id);
}
throw new NotFoundHttpException();
}
public function actionEntry(): string
{

65
models/Announcements.php Normal file
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@ -0,0 +1,65 @@
<?php
namespace app\models;
use Yii;
use yii\db\ActiveRecord;
/**
* This is the model class for table "announcements".
*
* @property int $id 公告ID
* @property string $title 标题
* @property string $content 内容
* @property string $published_at 发布时间
* @property string|null $updated_at 更新时间
*/
class Announcements extends ActiveRecord
{
/**
* {@inheritdoc}
*/
public static function tableName(): string
{
return 'announcements';
}
/**
* {@inheritdoc}
*/
public function rules(): array
{
return [
[['title', 'content', 'published_at'], 'required'],
[['content'], 'string'],
[['published_at', 'updated_at'], 'safe'],
[['title'], 'string', 'max' => 255],
];
}
/**
* {@inheritdoc}
*/
public function attributeLabels(): array
{
return [
'id' => '公告ID',
'title' => '标题',
'content' => '内容',
'published_at' => '发布时间',
'updated_at' => '更新时间',
];
}
/**
* give me the latest 3 announcements
* @return array
*/
public static function fetchLatestAnnouncements(): array
{
return self::find()
->orderBy(['updated_at' => SORT_DESC])
->limit(3)
->all();
}
}

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@ -0,0 +1,71 @@
<?php
namespace app\models;
use yii\base\Model;
use yii\data\ActiveDataProvider;
use app\models\Announcements;
/**
* AnnouncementsSearch represents the model behind the search form of `app\models\Announcements`.
*/
class AnnouncementsSearch extends Announcements
{
/**
* {@inheritdoc}
*/
public function rules(): array
{
return [
[['id'], 'integer'],
[['title', 'content', 'published_at', 'updated_at'], 'safe'],
];
}
/**
* {@inheritdoc}
*/
public function scenarios(): array
{
// bypass scenarios() implementation in the parent class
return Model::scenarios();
}
/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params): ActiveDataProvider
{
$query = Announcements::find();
// add conditions that should always apply here
$dataProvider = new ActiveDataProvider([
'query' => $query,
]);
$this->load($params);
if (!$this->validate()) {
// uncomment the following line if you do not want to return any records when validation fails
// $query->where('0=1');
return $dataProvider;
}
// grid filtering conditions
$query->andFilterWhere([
'id' => $this->id,
'published_at' => $this->published_at,
'updated_at' => $this->updated_at,
]);
$query->andFilterWhere(['like', 'title', $this->title])
->andFilterWhere(['like', 'content', $this->content]);
return $dataProvider;
}
}