/**
* Finds the Nav model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Nav the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Nav::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
public function search($params)
{
$query = Nav::find();
$dataProvider = new ActiveDataProvider(['query' => $query]);
if (!($this->load($params) && $this->validate())) {
return $dataProvider;
}
$query->andFilterWhere(['id' => $this->id, 'root' => $this->root, 'lft' => $this->lft, 'rgt' => $this->rgt, 'level' => $this->level, 'target' => $this->target]);
$query->andFilterWhere(['like', 'name', $this->name])->andFilterWhere(['like', 'url', $this->url]);
return $dataProvider;
}
/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params)
{
$query = Nav::find();
$dataProvider = new ActiveDataProvider(['query' => $query]);
$this->load($params);
if (!$this->validate()) {
$query->where('0=1');
return $dataProvider;
}
$query->andFilterWhere(['id' => $this->id, 'pid' => $this->pid, 'order' => $this->sort_order, 'create_time' => $this->create_time, 'update_time' => $this->update_time, 'name' => $this->name]);
$query->andFilterWhere(['like', 'url', $this->url]);
return $dataProvider;
}
<?php
use yii\helpers\Html;
use yii\helpers\ArrayHelper;
use yii\bootstrap\ActiveForm;
use app\models\Nav;
/**
* @var yii\web\View $this
* @var app\models\Nav $model
* @var yii\widgets\ActiveForm $form
*/
$category = new Nav();
$Categories = $category->roots()->all();
$level = 0;
$items[0] = Yii::t('app', 'Please select the parent node');
foreach ($Categories as $key => $value) {
$items[$value->attributes['id']] = $value->attributes['name'];
$children = $value->descendants()->all();
foreach ($children as $child) {
$string = ' ';
$string .= str_repeat('│ ', $child->level - $level - 1);
if ($child->isLeaf() && !$child->next()->one()) {
$string .= '└';
} else {
$string .= '├';
}
$string .= '─' . $child->name;
$items[$child->id] = $string;
}
}
if (!$model->isNewRecord) {
?>
<div class="nav-index">
<h1><?php
echo Html::encode($this->title);
?>
</h1>
<p>
<?php
echo Html::a(Yii::t('app', 'Create Nav'), ['create'], ['class' => 'btn btn-success']);
?>
</p>
<?php
$category = new Nav();
$roots = $category->roots()->all();
foreach ($roots as $key => $root) {
$categories = Nav::find()->where(['root' => $root->id])->orderBy('lft')->all();
$level = 0;
foreach ($categories as $n => $category) {
if ($category->level == $level) {
echo Html::endTag('li') . "\n";
} elseif ($category->level > $level) {
echo Html::beginTag('ul') . "\n";
} else {
echo Html::endTag('li') . "\n";
for ($i = $level - $category->level; $i; $i--) {
echo Html::endTag('ul') . "\n";
echo Html::endTag('li') . "\n";
}
<?php
use yii\helpers\Html;
use yii\bootstrap\Nav;
use yii\bootstrap\NavBar;
use yii\widgets\Breadcrumbs;
use app\assets\AppAsset;
use app\widgets\Alert;
/**
* @var \yii\web\View $this
* @var string $content
*/
AppAsset::register($this);
$siteInfo = Yii::$app->config->get('siteInfo');
$nav = \app\models\Nav::findOne(1);
$descendants = $nav->children()->all();
$this->beginPage();
?>
<!DOCTYPE html>
<html lang="<?php
echo Yii::$app->language;
?>
">
<head>
<meta charset="<?php
echo Yii::$app->charset;
?>
"/>
<meta name="viewport" content="width=device-width, initial-scale=1">
<title><?php
echo Html::encode($this->title);
<?php
echo $form->field($model, 'name')->textInput(['maxlength' => true]);
?>
<?php
echo $form->field($model, 'url')->textInput(['maxlength' => true]);
?>
<div class="row">
<div class="col-md-12 col-lg-4">
<?php
echo $form->field($model, 'route')->dropDownList(['否', '是']);
?>
</div>
<div class="col-md-12 col-lg-4">
<?php
echo $form->field($model, 'pid')->dropDownList(['0' => '顶级分类'] + Nav::getParentNav());
?>
</div>
</div>
<?php
echo $form->field($model, 'sort_order')->textInput();
?>
<div class="form-group">
<?php
echo Html::submitButton('保存', ['class' => 'btn btn-success']);
?>
<?php
echo Html::a('返回', 'index', ['class' => 'btn btn-default']);
?>