我正在尝试使用“cornernote/yii2-linkall”和“kartik-v/yii2-widget-select2”来实现多选下拉。我已遵循本指南，它适用于单个多选下拉菜单，所以现在我正在尝试以单一形式实现两个多选下拉菜单，但在这里我被卡住了。当我反复执行更新功能时，它会给出违反完整性约束的错误。
Integrity constraint violation – yii\db\IntegrityException
SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '34-1' for key 'PRIMARY'
The SQL being executed was: INSERT INTO `supplier_to_industry` (`supplier_id`, `industry_id`) VALUES (34, 1)
Error Info: Array
(
[0] => 23000
[1] => 1062
[2] => Duplicate entry '34-1' for key 'PRIMARY'
)
↵
Caused by: PDOException
SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '34-1' for key 'PRIMARY'
in /var/www/html/final/vendor/yiisoft/yii2/db/Command.php at line 846
数据库表如下所示： part(id, name) Industry(id,name)
供应商_to_part（供应商_id，part_id）供应商_to_industry（供应商_id，industry_id）
主表是：- 供应商（id，......）
供应商控制器.php
<?php
namespace frontend\controllers;
use Yii;
use frontend\models\Supplier;
use frontend\models\SupplierSearch;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;
use yii\helpers\ArrayHelper;
use frontend\models\SupManpower;
use frontend\models\User;
use frontend\models\Industry;
use frontend\models\SupManpowerSearch;
use frontend\controllers\SupManpowerController;
use frontend\models\Model;
/**
* SupplierController implements the CRUD actions for Supplier model.
*/
class SupplierController extends Controller
{
/**
* @inheritdoc
*/
public function behaviors()
{
return [
'verbs' => [
'class' => VerbFilter::className(),
'actions' => [
'delete' => ['POST'],
],
],
];
}
/**
* Lists all Supplier models.
* @return mixed
*/
public function actionIndex()
{
$searchModel = new SupplierSearch();
$dataProvider = $searchModel->search(Yii::$app->request->queryParams);
return $this->render('index', [
'searchModel' => $searchModel,
'dataProvider' => $dataProvider,
]);
}
/**
* Displays a single Supplier model.
* @param integer $id
* @return mixed
*/
public function actionView($id)
{
return $this->render('view', [
'model' => $this->findModel($id),
]);
}
/**
* Creates a new Supplier model.
* If creation is successful, the browser will be redirected to the 'view' page.
* @return mixed
*/
public function actionCreate()
{
$model = new Supplier();
$modelsSupManpower = [new SupManpower];
$user = new User();
if ($model->load(Yii::$app->request->post()) ) {
$model->user_id = Yii::$app->user->getId();
$model->save();
$user = $this->findUserModel($model->user_id);
$user->pin = $model->pin;
$user->country = $model->country;
$user->state = $model->state;
$user->city = $model->city;
$user->save();
$modelsSupManpower = Model::createMultiple(SupManpower::classname());
Model::loadMultiple($modelsSupManpower, Yii::$app->request->post());
// validate all models
$valid = $model->validate();
$valid = Model::validateMultiple($modelsSupManpower) && $valid;
if ($valid) {
$transaction = \Yii::$app->db->beginTransaction();
try {
if ($flag = $model->save(false)) {
foreach ($modelsSupManpower as $modelSupManpower) {
$modelSupManpower->supplier_id = $model->id;
if (! ($flag = $modelSupManpower->save(false))) {
$transaction->rollBack();
break;
}
}
}
if ($flag) {
$transaction->commit();
return $this->redirect(['view', 'id' => $model->id]);
}
} catch (Exception $e) {
$transaction->rollBack();
}
}
} elseif (!\Yii::$app->request->isPost) {
$model->load(Yii::$app->request->get());
$model->part_ids = ArrayHelper::map($model->parts, 'name', 'name');
$model->industry_ids = ArrayHelper::map($model->industries, 'name', 'name');
return $this->render('create', [
'model' => $model,
'modelsSupManpower' => (empty($modelsSupManpower)) ? [new SupManpower] : $modelsSupManpower
]);
}
}
protected function findUserModel($id)
{
if (($model = User::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
/**
* Updates an existing Supplier 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);
$modelsSupManpower = $model->supManpowers;
if ($model->load(Yii::$app->request->post())) {
$user = $this->findUserModel($model->user_id);
$user->pin = $model->pin;
$user->country = $model->country;
$user->state = $model->state;
$user->city = $model->city;
$user->save();
$oldIDs = ArrayHelper::map($modelsSupManpower, 'id', 'id');
$modelsSupManpower = Model::createMultiple(SupManpower::classname(), $modelsSupManpower);
Model::loadMultiple($modelsSupManpower, Yii::$app->request->post());
$deletedIDs = array_diff($oldIDs, array_filter(ArrayHelper::map($modelsSupManpower, 'id', 'id')));
// ajax validation
if (Yii::$app->request->isAjax) {
Yii::$app->response->format = Response::FORMAT_JSON;
return ArrayHelper::merge(
ActiveForm::validateMultiple($modelsSupManpower),
ActiveForm::validate($model)
);
}
// validate all models
$valid = $model->validate();
$valid = Model::validateMultiple($modelsSupManpower) && $valid;
if ($valid) {
$transaction = \Yii::$app->db->beginTransaction();
try {
if ($flag = $model->save(false)) {
if (! empty($deletedIDs)) {
SupManpower::deleteAll(['id' => $deletedIDs]);
}
foreach ($modelsSupManpower as $modelSupManpower) {
$modelSupManpower->supplier_id = $model->id;
if (! ($flag = $modelSupManpower->save(false))) {
$transaction->rollBack();
break;
}
}
}
if ($flag) {
$transaction->commit();
return $this->redirect(['view', 'id' => $model->id]);
}
} catch (Exception $e) {
$transaction->rollBack();
}
}
}
elseif (!\Yii::$app->request->isPost) {
$model->load(Yii::$app->request->get());
$model->part_ids = ArrayHelper::map($model->parts, 'name', 'name');
$model->industry_ids = ArrayHelper::map($model->industries, 'name', 'name');
return $this->render('update', [
'model' => $model,
'modelsSupManpower' => (empty($modelsSupManpower)) ? [new SupManpower] : $modelsSupManpower
]);
}
}
/**
* Deletes an existing Supplier 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 Supplier model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Supplier the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Supplier::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
}
_form.php
<?php
use yii\helpers\Html;
use yii\widgets\ActiveForm;
use frontend\models\Part;
use frontend\models\Industry;
use kartik\select2\Select2;
use yii\helpers\ArrayHelper;
use frontend\models\Manpower;
use wbraganca\dynamicform\DynamicFormWidget;
/* @var $this yii\web\View */
/* @var $model frontend\models\Supplier */
/* @var $form yii\widgets\ActiveForm */
?>
<div class="supplier-form">
<?php $form = ActiveForm::begin(['id' => 'dynamic-form']); ?>
<?= $form->field($model, 'company_constitution')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'yoe')->textInput() ?>
<?= $form->field($model, 'door_no')->textInput() ?>
<?= $form->field($model, 'street')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'locality')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'iarea_name')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'state')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'city')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'country')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'pin')->textInput() ?>
<?= $form->field($model, 'total_facility_area')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'power_load_capacity')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'type')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'total_ton_capacity')->textInput() ?>
<?= $form->field($model, 'total_numbers')->textInput() ?>
<?= $form->field($model, 'total_direct_employees')->textInput() ?>
<?= $form->field($model, 'total_indirect_employees')->textInput() ?>
<?= $form->field($model, 'unionised')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'turnover_year')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'turnover')->textInput(['maxlength' => true]) ?>
<?= $form->field($model, 'part_ids')->widget(Select2::className(), [
'model' => $model,
'attribute' => 'part_ids',
'data' => ArrayHelper::map(Part::find()->all(), 'name', 'name'),
'options' => [
'multiple' => true,
],
'pluginOptions' => [
'parts' => true,
],
]); ?>
<?= $form->field($model, 'industry_ids')->widget(Select2::className(), [
'model' => $model,
'attribute' => 'industry_ids',
'data' => ArrayHelper::map(Industry::find()->all(), 'name', 'name'),
'options' => [
'multiple' => true,
],
'pluginOptions' => [
'industrys' => true,
],
]); ?>
<div class="panel panel-default">
<div class="panel-heading"><h4><i class="glyphicon glyphicon-envelope"></i> SupManpower</h4></div>
<div class="panel-body">
<?php DynamicFormWidget::begin([
'widgetContainer' => 'dynamicform_wrapper', // required: only alphanumeric characters plus "_" [A-Za-z0-9_]
'widgetBody' => '.container-items', // required: css class selector
'widgetItem' => '.item', // required: css class
'limit' => 4, // the maximum times, an element can be cloned (default 999)
'min' => 1, // 0 or 1 (default 1)
'insertButton' => '.add-item', // css class
'deleteButton' => '.remove-item', // css class
'model' => $modelsSupManpower[0],
'formId' => 'dynamic-form',
'formFields' => [
'role',
'role_total',
],
]); ?>
<div class="container-items"><!-- widgetContainer -->
<?php foreach ($modelsSupManpower as $i => $modelSupManpower): ?>
<div class="item panel panel-default"><!-- widgetBody -->
<div class="panel-heading">
<h3 class="panel-title pull-left">Sup Manpower</h3>
<div class="pull-right">
<button type="button" class="add-item btn btn-success btn-xs"><i class="glyphicon glyphicon-plus"></i></button>
<button type="button" class="remove-item btn btn-danger btn-xs"><i class="glyphicon glyphicon-minus"></i></button>
</div>
<div class="clearfix"></div>
</div>
<div class="panel-body">
<?php
// necessary for update action.
if (! $modelSupManpower->isNewRecord) {
echo Html::activeHiddenInput($modelSupManpower, "[{$i}]id");
}
?>
<div class="row">
<div class="col-sm-6">
<?= $form->field($modelSupManpower, "[{$i}]role")->dropDownList(
ArrayHelper::map(Manpower::find()->all(),'manpower_name','manpower_name'),
[
'prompt'=>'select manpower category',
]); ?>
</div>
<div class="col-sm-6">
<?= $form->field($modelSupManpower, "[{$i}]role_total")->textInput(['maxlength' => true]) ?>
</div>
</div><!-- .row -->
</div>
</div>
<?php endforeach; ?>
</div>
<?php DynamicFormWidget::end(); ?>
</div>
</div>
<div class="form-group">
<?= Html::submitButton($model->isNewRecord ? 'Create' : 'Update', ['class' => $model->isNewRecord ? 'btn btn-success' : 'btn btn-primary']) ?>
</div>
<?php ActiveForm::end(); ?>
</div>
Supplier.php
<?php
namespace frontend\models;
use Yii;
use yii\web\UploadedFile;
use yii\db\ActiveRecord;
use yii\behaviors\TimestampBehavior;
use common\models\MasterAdmin;
use cornernote\linkall\LinkAllBehavior;
use frontend\models\Industry;
/**
* This is the model class for table "supplier".
*
* @property integer $id
* @property string $company_constitution
* @property integer $yoe
* @property integer $door_no
* @property string $street
* @property string $locality
* @property string $iarea_name
* @property string $state
* @property string $city
* @property string $country
* @property integer $pin
* @property string $total_facility_area
* @property string $power_load_capacity
* @property string $type
* @property integer $total_ton_capacity
* @property integer $total_numbers
* @property integer $total_direct_employees
* @property integer $total_indirect_employees
* @property string $unionised
* @property string $turnover_year
* @property string $turnover
* @property integer $user_id
* @property string $created_at
* @property string $updated_at
*
* @property User $user
* @property SupplierToPart[] $supplierToParts
* @property Part[] $parts
*/
class Supplier extends MasterAdmin
{
/**
* @inheritdoc
*/
public $part_ids;
public $industry_ids;
public function behaviors()
{
return [
\cornernote\linkall\LinkAllBehavior::className(),
];
}
public static function tableName()
{
return 'supplier';
}
/**
* @inheritdoc
*/
public function rules()
{
return [
[['company_constitution', 'yoe', 'door_no', 'street', 'locality', 'iarea_name', 'state', 'city', 'country', 'pin', 'total_facility_area', 'power_load_capacity', 'type', 'total_ton_capacity', 'total_numbers', 'total_direct_employees', 'total_indirect_employees', 'unionised', 'turnover_year', 'turnover', 'part_ids', 'industry_ids'], 'required'],
[['yoe', 'door_no', 'pin', 'total_ton_capacity', 'total_numbers', 'total_direct_employees', 'total_indirect_employees'], 'integer'],
[['company_constitution', 'state', 'city', 'country'], 'string', 'max' => 50],
[['street', 'locality', 'total_facility_area', 'power_load_capacity', 'type', 'turnover'], 'string', 'max' => 100],
[['iarea_name'], 'string', 'max' => 200],
[['unionised'], 'string', 'max' => 5],
[['turnover_year'], 'string', 'max' => 10],
[['user_id'], 'unique'],
[['user_id'], 'exist', 'skipOnError' => true, 'targetClass' => User::className(), 'targetAttribute' => ['user_id' => 'id']],
];
}
/**
* @inheritdoc
*/
public function attributeLabels()
{
return [
'id' => 'ID',
'company_constitution' => 'Company Constitution',
'yoe' => 'Yoe',
'door_no' => 'Door No',
'street' => 'Street',
'locality' => 'Locality',
'iarea_name' => 'Iarea Name',
'state' => 'State',
'city' => 'City',
'country' => 'Country',
'pin' => 'Pin',
'total_facility_area' => 'Total Facility Area',
'power_load_capacity' => 'Power Load Capacity',
'type' => 'Type',
'total_ton_capacity' => 'Total Ton Capacity',
'total_numbers' => 'Total Numbers',
'total_direct_employees' => 'Total Direct Employees',
'total_indirect_employees' => 'Total Indirect Employees',
'unionised' => 'Unionised',
'turnover_year' => 'Turnover Year',
'turnover' => 'Turnover',
];
}
public function afterSave($insert, $changedAttributes)
{
$parts = [];
$industries = [];
// foreach (array_merge($this->part_ids,$this->industry_ids) as $part_name ) {
foreach ($this->part_ids as $part_name ){
foreach ($this->industry_ids as $industry_name ){
$part = Part::getPartByName($part_name);
$industry = Industry::getIndustryByName($industry_name);
if ($part ||$industry ) {
$parts[] = $part;
$industries[] = $industry;
}
}
}
$this->linkAll('industries', $industries );
$this->linkAll('parts', $parts );
parent::afterSave($insert, $changedAttributes);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getSupManpowers()
{
return $this->hasMany(SupManpower::className(), ['supplier_id' => 'id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getUser()
{
return $this->hasOne(User::className(), ['id' => 'user_id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getSupplierToParts()
{
return $this->hasMany(SupplierToPart::className(), ['supplier_id' => 'id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getParts()
{
return $this->hasMany(Part::className(), ['id' => 'part_id'])->viaTable('supplier_to_part', ['supplier_id' => 'id']);
}
/**
* @return \yii\db\ActiveQuery
*/
/**
* @return \yii\db\ActiveQuery
*/
public function getSupplierToIndustries()
{
return $this->hasMany(SupplierToIndustry::className(), ['supplier_id' => 'id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getIndustries()
{
return $this->hasMany(Industry::className(), ['id' => 'industry_id'])->viaTable('supplier_to_industry', ['supplier_id' => 'id']);
}
}afterSave() 有什么问题吗？任何帮助