Category CRUD

backend/config/web.php

 <?php
 $config = [
-    'homeUrl'=>Yii::getAlias('@backendUrl'),
+    'homeUrl' => Yii::getAlias('@backendUrl'),
     'controllerNamespace' => 'backend\controllers',
-    'defaultRoute'=>'timeline-event/index',
-    'controllerMap'=>[
+    'defaultRoute' => 'timeline-event/index',
+    'controllerMap' => [
         'file-manager-elfinder' => [
             'class' => 'mihaildev\elfinder\Controller',
             'access' => ['manager'],
@@ -12,13 +12,13 @@ $config = [
                 [
                     'baseUrl' => '@storageUrl',
                     'basePath' => '@storage',
-                    'path'   => '/',
+                    'path' => '/',
                     'access' => ['read' => 'manager', 'write' => 'manager']
                 ]
             ]
         ]
     ],
-    'components'=>[
+    'components' => [
         'errorHandler' => [
             'errorAction' => 'site/error',
         ],
@@ -26,52 +26,55 @@ $config = [
             'cookieValidationKey' => env('BACKEND_COOKIE_VALIDATION_KEY')
         ],
         'user' => [
-            'class'=>'yii\web\User',
+            'class' => 'yii\web\User',
             'identityClass' => 'common\models\User',
-            'loginUrl'=>['sign-in/login'],
+            'loginUrl' => ['sign-in/login'],
             'enableAutoLogin' => true,
             'as afterLogin' => 'common\behaviors\LoginTimestampBehavior'
         ],
     ],
-    'modules'=>[
+    'modules' => [
         'i18n' => [
             'class' => 'backend\modules\i18n\Module',
-            'defaultRoute'=>'i18n-message/index'
+            'defaultRoute' => 'i18n-message/index'
+        ],
+        'theme' => [
+            'class' => 'backend\modules\theme\Module',
         ]
     ],
-    'as globalAccess'=>[
-        'class'=>'\common\behaviors\GlobalAccessBehavior',
-        'rules'=>[
+    'as globalAccess' => [
+        'class' => '\common\behaviors\GlobalAccessBehavior',
+        'rules' => [
             [
-                'controllers'=>['sign-in'],
+                'controllers' => ['sign-in'],
                 'allow' => true,
                 'roles' => ['?'],
-                'actions'=>['login']
+                'actions' => ['login']
             ],
             [
-                'controllers'=>['sign-in'],
+                'controllers' => ['sign-in'],
                 'allow' => true,
                 'roles' => ['@'],
-                'actions'=>['logout']
+                'actions' => ['logout']
             ],
             [
-                'controllers'=>['site'],
+                'controllers' => ['site'],
                 'allow' => true,
                 'roles' => ['?', '@'],
-                'actions'=>['error']
+                'actions' => ['error']
             ],
             [
-                'controllers'=>['debug/default'],
+                'controllers' => ['debug/default'],
                 'allow' => true,
                 'roles' => ['?'],
             ],
             [
-                'controllers'=>['user'],
+                'controllers' => ['user'],
                 'allow' => true,
                 'roles' => ['administrator'],
             ],
             [
-                'controllers'=>['user'],
+                'controllers' => ['user'],
                 'allow' => false,
             ],
             [
@@ -84,11 +87,11 @@ $config = [
 
 if (YII_ENV_DEV) {
     $config['modules']['gii'] = [
-        'class'=>'yii\gii\Module',
+        'class' => 'yii\gii\Module',
         'generators' => [
             'crud' => [
-                'class'=>'yii\gii\generators\crud\Generator',
-                'templates'=>[
+                'class' => 'yii\gii\generators\crud\Generator',
+                'templates' => [
                     'yii2-starter-kit' => Yii::getAlias('@backend/views/_gii/templates')
                 ],
                 'template' => 'yii2-starter-kit',

backend/modules/theme/controllers/CategoryController.php

+<?php
+
+namespace backend\modules\theme\controllers;
+
+use Yii;
+use common\models\Category;
+use backend\modules\theme\models\search\CategorySearch;
+use yii\web\Controller;
+use yii\web\NotFoundHttpException;
+use yii\filters\VerbFilter;
+
+/**
+ * CategoryController implements the CRUD actions for Category model.
+ */
+class CategoryController extends Controller
+{
+    public function behaviors()
+    {
+        return [
+            'verbs' => [
+                'class' => VerbFilter::className(),
+                'actions' => [
+                    'delete' => ['post'],
+                ],
+            ],
+        ];
+    }
+
+    /**
+     * Lists all Category models.
+     * @return mixed
+     */
+    public function actionIndex()
+    {
+        $searchModel = new CategorySearch();
+        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
+
+        return $this->render('index', [
+            'searchModel' => $searchModel,
+            'dataProvider' => $dataProvider,
+        ]);
+    }
+
+    /**
+     * Displays a single Category model.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionView($id)
+    {
+        return $this->render('view', [
+            'model' => $this->findModel($id),
+        ]);
+    }
+
+    /**
+     * Creates a new Category model.
+     * If creation is successful, the browser will be redirected to the 'view' page.
+     * @return mixed
+     */
+    public function actionCreate()
+    {
+        $model = new Category();
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('create', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Updates an existing Category model.
+     * If update is successful, the browser will be redirected to the 'view' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionUpdate($id)
+    {
+        $model = $this->findModel($id);
+
+        if ($model->load(Yii::$app->request->post()) && $model->save()) {
+            return $this->redirect(['view', 'id' => $model->id]);
+        } else {
+            return $this->render('update', [
+                'model' => $model,
+            ]);
+        }
+    }
+
+    /**
+     * Deletes an existing Category model.
+     * If deletion is successful, the browser will be redirected to the 'index' page.
+     * @param integer $id
+     * @return mixed
+     */
+    public function actionDelete($id)
+    {
+        $this->findModel($id)->delete();
+
+        return $this->redirect(['index']);
+    }
+
+    /**
+     * Finds the Category model based on its primary key value.
+     * If the model is not found, a 404 HTTP exception will be thrown.
+     * @param integer $id
+     * @return Category the loaded model
+     * @throws NotFoundHttpException if the model cannot be found
+     */
+    protected function findModel($id)
+    {
+        if (($model = Category::findOne($id)) !== null) {
+            return $model;
+        } else {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+    }
+}

backend/modules/theme/models/search/CategorySearch.php

+<?php
+
+namespace backend\modules\theme\models\search;
+
+use Yii;
+use yii\base\Model;
+use yii\data\ActiveDataProvider;
+use common\models\Category;
+
+/**
+ * CategorySearch represents the model behind the search form about `common\models\Category`.
+ */
+class CategorySearch extends Category
+{
+    /**
+     * @inheritdoc
+     */
+    public function rules()
+    {
+        return [
+            [['id', 'status', 'created_at', 'updated_at'], 'integer'],
+            [['name', 'slug', 'description', 'image_url', 'image_path'], 'safe'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function scenarios()
+    {
+        // 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)
+    {
+        $query = Category::find();
+
+        $dataProvider = new ActiveDataProvider([
+            'query' => $query,
+        ]);
+
+        if (!($this->load($params) && $this->validate())) {
+            return $dataProvider;
+        }
+
+        $query->andFilterWhere([
+            'id' => $this->id,
+            'status' => $this->status,
+            'created_at' => $this->created_at,
+            'updated_at' => $this->updated_at,
+        ]);
+
+        $query->andFilterWhere(['like', 'name', $this->name])
+            ->andFilterWhere(['like', 'slug', $this->slug])
+            ->andFilterWhere(['like', 'description', $this->description])
+            ->andFilterWhere(['like', 'image_url', $this->image_url])
+            ->andFilterWhere(['like', 'image_path', $this->image_path]);
+
+        return $dataProvider;
+    }
+}

backend/modules/theme/views/category/_form.php

+<?php
+
+use yii\helpers\Html;
+use yii\bootstrap\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Category */
+/* @var $form yii\bootstrap\ActiveForm */
+?>
+
+<div class="category-form">
+
+    <?php $form = ActiveForm::begin(); ?>
+
+    <?php echo $form->errorSummary($model); ?>
+
+    <?php echo $form->field($model, 'name')->textInput(['maxlength' => true]) ?>
+
+    <?php echo $form->field($model, 'slug')->textInput(['maxlength' => true]) ?>
+
+    <?php echo $form->field($model, 'description')->textInput(['maxlength' => true]) ?>
+
+    <?php echo $form->field($model, 'image_url')->textInput(['maxlength' => true]) ?>
+
+    <?php echo $form->field($model, 'image_path')->textInput(['maxlength' => true]) ?>
+
+    <?php echo $form->field($model, 'status')->textInput() ?>
+
+    <?php echo $form->field($model, 'created_at')->textInput() ?>
+
+    <?php echo $form->field($model, 'updated_at')->textInput() ?>
+
+    <div class="form-group">
+        <?php echo Html::submitButton($model->isNewRecord ? Yii::t('backend', 'Create') : Yii::t('backend', 'Update'), ['class' => $model->isNewRecord ? 'btn btn-success' : 'btn btn-primary']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>

backend/modules/theme/views/category/_search.php

+<?php
+
+use yii\helpers\Html;
+use yii\bootstrap\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model backend\modules\theme\models\search\CategorySearch */
+/* @var $form yii\bootstrap\ActiveForm */
+?>
+
+<div class="category-search">
+
+    <?php $form = ActiveForm::begin([
+        'action' => ['index'],
+        'method' => 'get',
+    ]); ?>
+
+    <?php echo $form->field($model, 'id') ?>
+
+    <?php echo $form->field($model, 'name') ?>
+
+    <?php echo $form->field($model, 'slug') ?>
+
+    <?php echo $form->field($model, 'description') ?>
+
+    <?php echo $form->field($model, 'image_url') ?>
+
+    <?php // echo $form->field($model, 'image_path') ?>
+
+    <?php // echo $form->field($model, 'status') ?>
+
+    <?php // echo $form->field($model, 'created_at') ?>
+
+    <?php // echo $form->field($model, 'updated_at') ?>
+
+    <div class="form-group">
+        <?php echo Html::submitButton(Yii::t('backend', 'Search'), ['class' => 'btn btn-primary']) ?>
+        <?php echo Html::resetButton(Yii::t('backend', 'Reset'), ['class' => 'btn btn-default']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>

backend/modules/theme/views/category/create.php

+<?php
+
+use yii\helpers\Html;
+
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Category */
+
+$this->title = Yii::t('backend', 'Create {modelClass}', [
+    'modelClass' => 'Category',
+]);
+$this->params['breadcrumbs'][] = ['label' => Yii::t('backend', 'Categories'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="category-create">
+
+    <?php echo $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>

backend/modules/theme/views/category/index.php

+<?php
+
+use yii\helpers\Html;
+use yii\grid\GridView;
+
+/* @var $this yii\web\View */
+/* @var $searchModel backend\modules\theme\models\search\CategorySearch */
+/* @var $dataProvider yii\data\ActiveDataProvider */
+
+$this->title = Yii::t('backend', 'Categories');
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="category-index">
+
+    <?php // echo $this->render('_search', ['model' => $searchModel]); ?>
+
+    <p>
+        <?php echo Html::a(Yii::t('backend', 'Create {modelClass}', [
+    'modelClass' => 'Category',
+]), ['create'], ['class' => 'btn btn-success']) ?>
+    </p>
+
+    <?php echo GridView::widget([
+        'dataProvider' => $dataProvider,
+        'filterModel' => $searchModel,
+        'columns' => [
+            ['class' => 'yii\grid\SerialColumn'],
+
+            'id',
+            'name',
+            'slug',
+            'description',
+            'image_url:url',
+            // 'image_path',
+            // 'status',
+            // 'created_at',
+            // 'updated_at',
+
+            ['class' => 'yii\grid\ActionColumn'],
+        ],
+    ]); ?>
+
+</div>

backend/modules/theme/views/category/update.php

+<?php
+
+use yii\helpers\Html;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Category */
+
+$this->title = Yii::t('backend', 'Update {modelClass}: ', [
+    'modelClass' => 'Category',
+]) . ' ' . $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('backend', 'Categories'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = ['label' => $model->name, 'url' => ['view', 'id' => $model->id]];
+$this->params['breadcrumbs'][] = Yii::t('backend', 'Update');
+?>
+<div class="category-update">
+
+    <?php echo $this->render('_form', [
+        'model' => $model,
+    ]) ?>
+
+</div>

backend/modules/theme/views/category/view.php

+<?php
+
+use yii\helpers\Html;
+use yii\widgets\DetailView;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\Category */
+
+$this->title = $model->name;
+$this->params['breadcrumbs'][] = ['label' => Yii::t('backend', 'Categories'), 'url' => ['index']];
+$this->params['breadcrumbs'][] = $this->title;
+?>
+<div class="category-view">
+
+    <p>
+        <?php echo Html::a(Yii::t('backend', 'Update'), ['update', 'id' => $model->id], ['class' => 'btn btn-primary']) ?>
+        <?php echo Html::a(Yii::t('backend', 'Delete'), ['delete', 'id' => $model->id], [
+            'class' => 'btn btn-danger',
+            'data' => [
+                'confirm' => Yii::t('backend', 'Are you sure you want to delete this item?'),
+                'method' => 'post',
+            ],
+        ]) ?>
+    </p>
+
+    <?php echo DetailView::widget([
+        'model' => $model,
+        'attributes' => [
+            'id',
+            'name',
+            'slug',
+            'description',
+            'image_url:url',
+            'image_path',
+            'status',
+            'created_at',
+            'updated_at',
+        ],
+    ]) ?>
+
+</div>