メニューモジュールの作成例としてのYii2の多言語ツリー

 <?php use yii\db\Schema; use yii\db\Migration; class m180819_083502_menu_init extends Migration { public function init() { $this->db = 'db'; parent::init(); } public function safeUp() { $tableOptions = 'ENGINE=InnoDB'; $this->createTable('{{%menu}}', [ 'id'=> $this->primaryKey(11), 'parent_id'=> $this->integer(11)->null()->defaultValue(null), 'link'=> $this->string(255)->notNull()->defaultValue('#'), 'link_attributes'=> $this->text()->notNull(), 'icon_class'=> $this->string(255)->notNull(), 'sort'=> $this->integer(11)->notNull()->defaultValue(0), 'status'=> $this->tinyInteger(1)->notNull()->defaultValue(1), ], $tableOptions); $this->createIndex('parent_sort', '{{%menu}}', ['parent_id','sort'], false); $this->createTable('{{%menu_lang}}', [ 'owner_id'=> $this->integer(11)->notNull(), 'language'=> $this->string(2)->notNull(), 'name'=> $this->string(255)->notNull(), 'title'=> $this->text()->notNull(), ], $tableOptions); $this->addPrimaryKey('pk_on_menu_lang', '{{%menu_lang}}', ['owner_id','language']); $this->addForeignKey( 'fk_menu_lang_owner_id', '{{%menu_lang}}', 'owner_id', '{{%menu}}', 'id', 'CASCADE', 'CASCADE' ); // Insert sample data $this->batchInsert( '{{%menu}}', ['id', 'parent_id', 'link', 'link_attributes', 'icon_class', 'sort', 'status'], [ [ 'id' => '1', 'parent_id' => null, 'link' => '#', 'link_attributes' => '', 'icon_class' => '', 'sort' => '0', 'status' => '0', ], [ 'id' => '2', 'parent_id' => '1', 'link' => '/', 'link_attributes' => '', 'icon_class' => 'fa fa-home', 'sort' => '0', 'status' => '1', ], ] ); $this->batchInsert( '{{%menu_lang}}', ['owner_id', 'language', 'name', 'title'], [ [ 'owner_id' => '1', 'language' => 'ru', 'name' => ' ', 'title' => '', ], [ 'owner_id' => '1', 'language' => 'en', 'name' => 'Main menu', 'title' => '', ], [ 'owner_id' => '2', 'language' => 'ru', 'name' => '', 'title' => '  ', ], [ 'owner_id' => '2', 'language' => 'en', 'name' => 'Home', 'title' => 'Site homepage', ], ] ); } public function safeDown() { $this->truncateTable('{{%menu}} CASCADE'); $this->dropForeignKey('fk_menu_lang_owner_id', '{{%menu_lang}}'); $this->dropTable('{{%menu}}'); $this->dropPrimaryKey('pk_on_menu_lang', '{{%menu_lang}}'); $this->dropTable('{{%menu_lang}}'); } } 

 <?php namespace app\traits; use Yii; use yii\behaviors\SluggableBehavior; use creocoder\translateable\TranslateableBehavior; trait LangTrait { public static function langClass() { return self::class . 'Lang'; } public static function langTableName() { return self::tableName() . '_lang'; } public function langBehaviors($translationAttributes) { return [ 'translateable' => [ 'class' => TranslateableBehavior::class, 'translationAttributes' => $translationAttributes, 'translationRelation' => 'translations', 'translationLanguageAttribute' => 'language', ], ]; } public function transactions() { return [ self::SCENARIO_DEFAULT => self::OP_INSERT | self::OP_UPDATE, ]; } public function getLang() { return $this->hasOne(self::langClass(), ['owner_id' => 'id'])->where([self::langTableName() . '.language' => Yii::$app->language]); } public function getTranslations() { return $this->hasMany(self::langClass(), ['owner_id' => 'id']); } } 

 <?php namespace app\traits; use Yii; use yii\helpers\Html; use paulzi\adjacencyList\AdjacencyListBehavior; trait TreeTrait { private static function getQueryClass() { return self::class . 'Query'; } public function treeBehaviors() { return [ 'tree' => [ 'class' => AdjacencyListBehavior::class, 'parentAttribute' => 'parent_id', 'sortable' => [ 'step' => 10, ], 'checkLoop' => false, 'parentsJoinLevels' => 5, 'childrenJoinLevels' => 5, ], ]; } public static function find() { $queryClass = self::getQueryClass(); return new $queryClass(get_called_class()); } public static function listTree($node = null, $level = 1, $nameAttribute = 'name', $prefix = '-->') { $result = []; if (!$node) { $node = self::find()->roots()->one()->populateTree(); } if ($node->isRoot()) { $result[$node['id']] = mb_strtoupper($node[$nameAttribute ?: 'slug']); } if ($node['children']) { foreach ($node['children'] as $child) { $result[$child['id']] = str_repeat($prefix, $level) . $child[$nameAttribute]; $result = $result + self::listTree($child, $level + 1, $nameAttribute); } } return $result; } public static function treeViewData($node = null) { if ($node === null) { $node = self::find()->roots()->one()->populateTree(); } $result = null; $items = null; $children = null; if ($node['children']) { foreach ($node['children'] as $child) { $items[] = self::treeViewData($child); } $children = call_user_func_array('array_merge', $items); } $result[] = [ 'text' => Html::a($node['lang']['name'] ?: $node['id'], ['update', 'id' => $node['id']], ['title' => Yii::t('app', ' ')]), 'tags' => [ Html::a( '<i class="glyphicon glyphicon-arrow-down"></i>', ['move-down', 'id' => $node['id']], ['title' => Yii::t('app', ' ')] ), Html::a( '<i class="glyphicon glyphicon-arrow-up"></i>', ['move-up', 'id' => $node['id']], ['title' => Yii::t('app', ' ')] ) ], 'backColor' => $node['status'] == 0 ? '#ccc' : '#fff', 'selectable' => false, 'nodes' => $children, ]; return $result; } } 

 <?php namespace app\modules\menu\models; use Yii; class Menu extends \yii\db\ActiveRecord { use \app\traits\TreeTrait; use \app\traits\LangTrait; const STATUS_ACTIVE = 1; const STATUS_INACTIVE = 0; public function behaviors() { $behaviors = []; return array_merge( $behaviors, $this->treeBehaviors(), $this->langBehaviors(['name', 'title']) ); } public static function tableName() { return 'menu'; } public function rules() { return [ [['parent_id', 'sort', 'status'], 'integer'], [['link', 'icon_class'], 'string', 'max' => 255], [['link_attributes'], 'string'], [['link'], 'default', 'value' => '#'], [['link_attributes', 'icon_class'], 'default', 'value' => ''], [['parent_id'], 'exist', 'skipOnError' => true, 'targetClass' => self::class, 'targetAttribute' => ['parent_id' => 'id']], ]; } public function attributeLabels() { return [ 'id' => Yii::t('app', 'ID'), 'parent_id' => Yii::t('app', ''), 'link' => Yii::t('app', ''), 'link_attributes' => Yii::t('app', '  (JSON )'), 'icon_class' => Yii::t('app', ' '), 'sort' => Yii::t('app', ''), 'status' => Yii::t('app', ''), ]; } public static function menuItems($node = null) { if ($node === null) { $node = self::find()->roots()->one()->populateTree(); } $result = null; $items = null; $children = null; if ($node['children']) { foreach ($node['children'] as $child) { $items[] = self::menuItems($child); } $children = call_user_func_array('array_merge', $items); } $result[] = [ 'label' => ($node['icon_class'] ? '<i class="' . $node['icon_class'] . '"></i> ' . ($node['lang']['name'] ?: $node['id']) : ($node['lang']['name'] ?: $node['id'] )), 'encode' => ($node['icon_class'] ? false : true), 'url' => [$node['link'], 'language' => Yii::$app->language], 'active' => $node['link'] == Yii::$app->request->url ? true : false, 'linkOptions' => ($node['link_attributes'] ? array_merge(json_decode($node['link_attributes'], true), ['title' => ($node['lang']['title'] ?: $node['lang']['name'])]) : ['title' => ($node['lang']['title'] ?: $node['lang']['name'])]), 'items' => $children, ]; return $result; } } 

 <?php namespace app\modules\menu\models; use Yii; class MenuLang extends \yii\db\ActiveRecord { public static function tableName() { return 'menu_lang'; } public function rules() { return [ [['name'], 'required'], [['name', 'title'], 'string', 'max' => 255], ]; } public function attributeLabels() { return [ 'owner_id' => Yii::t('app', ''), 'language' => Yii::t('app', ''), 'name' => Yii::t('app', ''), 'title' => Yii::t('app', ' '), ]; } public function getOwner() { return $this->hasOne(Menu::class, ['id' => 'owner_id']); } } 

 <?php namespace app\modules\menu\models; use paulzi\adjacencyList\AdjacencyListQueryTrait; class MenuQuery extends \yii\db\ActiveQuery { use AdjacencyListQueryTrait; } 

 <?php namespace app\modules\menu\models; use Yii; use yii\base\Model; use yii\data\ActiveDataProvider; use app\modules\menu\models\Menu; class MenuSearch extends Menu { public $name; public function rules() { return [ [['id', 'parent_id', 'sort', 'status'], 'integer'], [['link', 'link_attributes', 'icon_class'], 'safe'], [['name'], 'safe'], ]; } public function scenarios() { return Model::scenarios(); } public function search($params) { $query = parent::find()->joinWith(['lang']); $dataProvider = new ActiveDataProvider([ 'query' => $query, 'sort' => ['defaultOrder' => ['sort' => SORT_ASC]] ]); $dataProvider->sort->attributes['name'] = [ 'asc' => [ 'menu_lang.name' => SORT_ASC, ], 'desc' => [ 'menu_lang.name' => SORT_DESC, ], ]; $this->load($params); if (!$this->validate()) { return $dataProvider; } $query->andFilterWhere([ 'id' => $this->id, 'parent_id' => $this->parent_id, 'sort' => $this->sort, 'status' => $this->status, ]); $query->andFilterWhere(['like', 'link', $this->link]); $query->andFilterWhere(['like', 'link_attributes', $this->link_attributes]); $query->andFilterWhere(['like', 'icon_class', $this->icon_class]); $query->andFilterWhere(['like', 'name', $this->name]); return $dataProvider; } } 

 <?php namespace app\base\controllers; use Yii; use yii\web\Controller; use yii\web\NotFoundHttpException; use yii\filters\VerbFilter; use yii\helpers\Url; class AdminLangTreeController extends Controller { public $modelClass; public $modelClassSearch; public $modelName; public $modelNameLang; public function behaviors() { return [ 'verbs' => [ 'class' => VerbFilter::class, 'actions' => [ 'delete' => ['POST'], ], ], ]; } public function actionIndex() { //     ,     if (count($this->modelClass::find()->roots()->all()) == 0) { $model = new $this->modelClass; $model->makeRoot()->save(); Yii::$app->session->setFlash('info', Yii::t('app', '   ')); return $this->redirect(['index']); } $searchModel = new $this->modelClassSearch; $dataProvider = $searchModel->search(Yii::$app->request->queryParams); $dataProvider->pagination = false; return $this->render('index', [ 'searchModel' => $searchModel, 'dataProvider' => $dataProvider, ]); } public function actionCreate() { //     if (count($this->modelClass::find()->roots()->all()) == 0) { return $this->redirect(['index']); } //         $model = new $this->modelClass; $root = $model::find()->roots()->one(); $model->parent_id = $root->id; //     if ($model->load(Yii::$app->request->post()) && $model->validate()) { $parent = $model::findOne($model->parent_id); $model->appendTo($parent)->save(); //    foreach (Yii::$app->request->post($this->modelNameLang, []) as $language => $data) { foreach ($data as $attribute => $translation) { $model->translate($language)->$attribute = $translation; } } $model->save(); Yii::$app->session->setFlash('success', Yii::t('app', '  ')); return $this->redirect(['update', 'id' => $model->id]); } else { return $this->render('create', [ 'model' => $model, ]); } } public function actionUpdate($id) { //    $model = $this->modelClass::find()->with('translations')->where(['id' => $id])->one(); if ($model === null) { throw new NotFoundHttpException(Yii::t('app', '  ')); } //     if ($model->load(Yii::$app->request->post()) && $model->save()) { foreach (Yii::$app->request->post($this->modelNameLang, []) as $language => $data) { foreach ($data as $attribute => $translation) { $model->translate($language)->$attribute = $translation; } } $model->save(); Yii::$app->session->setFlash('success', Yii::t('app', '  ')); if (Yii::$app->request->post('save') !== null) { return $this->redirect(['index']); } return $this->redirect(['update', 'id' => $model->id]); } else { return $this->render('update', [ 'model' => $model, ]); } } public function actionDelete($id) { $model = $this->findModel($id); //   ,      if (count($model->children) > 0) { Yii::$app->session->setFlash('error', Yii::t('app', '    ,     .      ')); return $this->redirect(['index']); } //     if ($model->isRoot()) { Yii::$app->session->setFlash('error', Yii::t('app', '   ')); return $this->redirect(['index']); } //   if ($model->delete()) { Yii::$app->session->setFlash('success', Yii::t('app', '  ')); } return $this->redirect(['index']); } public function actionMoveUp($id) { $model = $this->findModel($id); if ($prev = $model->getPrev()->one()) { $model->moveBefore($prev)->save(); $model->reorder(false); } else { Yii::$app->session->setFlash('error', Yii::t('app', '   ')); } return $this->redirect(Yii::$app->request->referrer); } public function actionMoveDown($id) { $model = $this->findModel($id); if ($next = $model->getNext()->one()) { $model->moveAfter($next)->save(); $model->reorder(false); } else { Yii::$app->session->setFlash('error', Yii::t('app', '   ')); } return $this->redirect(Yii::$app->request->referrer); } protected function findModel($id) { if (($model = $this->modelClass::findOne($id)) !== null) { return $model; } else { throw new NotFoundHttpException(Yii::t('app', '  ')); } } } 

 <?php namespace app\modules\menu\controllers; use app\base\controllers\AdminLangTreeController as BaseController; class AdminController extends BaseController { public $modelClass = \app\modules\menu\models\Menu::class; public $modelClassSearch = \app\modules\menu\models\MenuSearch::class; public $modelName = 'Menu'; public $modelNameLang = 'MenuLang'; } 

 <?php use yii\helpers\Html; use yii\grid\GridView; use yii\widgets\ActiveForm; use execut\widget\TreeView; $this->title = Yii::t('app', ' '); $this->params['breadcrumbs'][] = $this->title; ?> <div class="row"> <div class="col-md-6"> <div class="panel panel-primary"> <div class="panel-heading"> <?= Html::a(Yii::t('app', ''), ['create'], ['class' => 'btn btn-success btn-flat']) ?> </div> <div class="panel-body"> <?= TreeView::widget([ 'id' => 'tree', 'data' => $searchModel::treeViewData($searchModel::find()->roots()->one()), 'header' => Yii::t('app', ' '), 'searchOptions' => [ 'inputOptions' => [ 'placeholder' => Yii::t('app', '  ') . '...' ], ], 'clientOptions' => [ 'selectedBackColor' => 'rgb(40, 153, 57)', 'borderColor' => '#fff', 'levels' => 10, 'showTags' => true, 'tagsClass' => 'badge', 'enableLinks' => true, ], ]) ?> </div> </div> </div> </div> 

 <?php use yii\helpers\Html; $this->title = Yii::t('app', ''); $this->params['breadcrumbs'][] = ['label' => Yii::t('app', ' '), 'url' => ['index']]; $this->params['breadcrumbs'][] = $this->title; echo $this->render('_form', [ 'model' => $model, ]); 

 <?php use yii\helpers\Html; $this->title = Yii::t('app', '') . ': ' . $model->name; $this->params['breadcrumbs'][] = ['label' => Yii::t('app', ' '), 'url' => ['index']]; $this->params['breadcrumbs'][] = ['label' => $model->name, 'url' => ['update', 'id' => $model->id]]; $this->params['breadcrumbs'][] = Yii::t('app', ''); echo $this->render('_form', [ 'model' => $model, ]); 

 <?php use yii\helpers\Html; use yii\widgets\ActiveForm; if ($model->isNewRecord) { $model->status = true; } ?> <div class="panel panel-primary"> <?php $form = ActiveForm::begin(); ?> <div class="panel-body"> <fieldset> <legend><?= Yii::t('app', ' ') ?></legend> <div class="row"> <div class="col-md-4"> <?php if (!$model->isRoot()) { ?> <?= $form->field($model, 'parent_id')->dropDownList($model::listTree()) ?> <?php } ?> <?= $form->field($model, 'link')->textInput(['maxlength' => true]) ?> <?= $form->field($model, 'link_attributes')->textInput(['maxlength' => true]) ?> <?= $form->field($model, 'icon_class')->textInput(['maxlength' => true]) ?> <?= $form->field($model, 'status')->checkbox() ?> </div> </div> </fieldset> <fieldset> <legend><?= Yii::t('app', '') ?></legend> <!-- Nav tabs --> <ul class="nav nav-tabs" role="tablist"> <?php foreach (Yii::$app->urlManager->languages as $key => $language) { ?> <li role="presentation" <?= $key == 0 ? 'class="active"' : '' ?>> <a href="#tab-content-<?= $language ?>" aria-controls="tab-content-<?= $language ?>" role="tab" data-toggle="tab"><?= $language ?></a> </li> <?php } ?> </ul> <!-- Tab panes --> <div class="tab-content"> <?php foreach (Yii::$app->urlManager->languages as $key => $language) { ?> <div role="tabpanel" class="tab-pane <?= $key == 0 ? 'active' : '' ?>" id="tab-content-<?= $language ?>"> <?= $form->field($model->translate($language), "[$language]name")->textInput() ?> <?= $form->field($model->translate($language), "[$language]title")->textInput() ?> </div> <?php } ?> </div> </fieldset> </div> <div class="box-footer"> <?= Html::submitButton($model->isNewRecord ? '<i class="fa fa-plus"></i> ' . Yii::t('app', '') : '<i class="fa fa-refresh"></i> ' . Yii::t('app', ''), ['class' => $model->isNewRecord ? 'btn btn-primary' : 'btn btn-success']) ?> <?= !$model->isNewRecord ? Html::submitButton('<i class="fa fa-save"></i> ' . Yii::t('app', ''), ['class' => 'btn btn-warning', 'name' => 'save']) : ''; ?> <?= !$model->isNewRecord ? Html::a('<i class="fa fa-trash"></i> ' . Yii::t('app', ''), ['delete', 'id' => $model->id], ['class' => 'btn btn-danger', 'data' => ['confirm' => Yii::t('app', ' ,     ?'), 'method' => 'post']]) : ''; ?> </div> <?php ActiveForm::end(); ?> </div>