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当我尝试使用yii2-dynamicform创建动态表单时出现错误。在创建方法时它工作正常，但在更新时显示错误。我有两个表一个是 1.vendors & 2.vendors_more_categories未定义的变量：yii2
关系是1 *厂商& vendors_more_categories我只是吹罚https://github.com/wbraganca/yii2-dynamicform此链接之间。
<?php
namespace app\controllers;
namespace backend\controllers;
use Yii;
use app\models\Vendors;
use app\models\VendorsSearch;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;
use yii\web\UploadedFile;
use yii\filters\AccessControl;
use app\models\VendorsMoreCategories;
use backend\models\Model;
use yii\web\Response;
use yii\widgets\ActiveForm;
use yii\helpers\ArrayHelper;
/**
* VendorsController implements the CRUD actions for Vendors model.
*/
class VendorsController extends Controller
{
public function behaviors()
{
return [
'access' => [
'class' => AccessControl::className(),
'only' => ['index','create', 'update', 'delete'],
'rules' => [
[
'actions' => ['index','create', 'update', 'delete'],
'allow' => true,
'roles' => ['@'],
],
],
],
'verbs' => [
'class' => VerbFilter::className(),
'actions' => [
'delete' => ['post'],
],
],
];
}
/**
* Lists all Vendors models.
* @return mixed
*/
public function actionIndex()
{
$searchModel = new VendorsSearch();
$dataProvider = $searchModel->search(Yii::$app->request->queryParams);
return $this->render('index', [
'searchModel' => $searchModel,
'dataProvider' => $dataProvider,
]);
}
/**
* Displays a single Vendors model.
* @param integer $id
* @return mixed
*/
public function actionView($id)
{
return $this->render('view', [
'model' => $this->findModel($id),
]);
}
/**
* Creates a new Vendors model.
* If creation is successful, the browser will be redirected to the 'view' page.
* @return mixed
*/
public function actionCreate()
{
$model = new Vendors();
$modelsVendorsMoreCategories = [new VendorsMoreCategories];
if($model->load(Yii::$app->request->post())){
$modelsVendorsMoreCategories = Model::createMultiple(VendorsMoreCategories::classname());
Model::loadMultiple($modelsVendorsMoreCategories, Yii::$app->request->post());
// validate all models
$valid = $model->validate();
$valid = Model::validateMultiple($modelsVendorsMoreCategories) && $valid;
if ($valid) {
$transaction = \Yii::$app->db->beginTransaction();
try {
if ($flag = $model->save(false)) {
foreach ($modelsVendorsMoreCategories as $modelVendorsMoreCategories) {
$modelVendorsMoreCategories->vmc_ven_id = $model->ven_id;
if (! ($flag = $modelVendorsMoreCategories->save(false))) {
$transaction->rollBack();
break;
}
}
}
if ($flag) {
$transaction->commit();
$model->file = UploadedFile::getInstance($model, 'file');
$save_file = '';
if($model->file){
$imagename = Vendors::find()->orderBy('ven_id DESC')->one();
$imagename=$imagename->ven_id+1;
$imagepath = 'images/imgvendors/'; // Create folder under web/uploads/logo
$model->ven_business_logo = $imagepath.$imagename.'.'.$model->file->extension;
$save_file = 1;
}
if ($model->save(false)) {
if($save_file){
$model->file->saveAs($model->ven_business_logo);
}
return $this->redirect(['view', 'id' => $model->ven_id]);
}
}
} catch (Exception $e) {
$transaction->rollBack();
}
}
}else {
return $this->render('create', [
'model' => $model,
'modelsVendorsMoreCategories' => (empty($modelsVendorsMoreCategories)) ? [new VendorsMoreCategories] : $modelsVendorsMoreCategories
]);
}
}
/**
* Updates an existing Vendors 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);
//print_r($model->attributes);
$modelsVendorsMoreCategories = $model->ven_id;
if($model->load(Yii::$app->request->post())){
$oldIDs = ArrayHelper::map($modelsVendorsMoreCategories, 'id', 'id');
$modelsVendorsMoreCategories = Model::createMultiple(VendorsMoreCategories::classname(), $modelsVendorsMoreCategories);
Model::loadMultiple($modelsVendorsMoreCategories, Yii::$app->request->post());
$deletedIDs = array_diff($oldIDs, array_filter(ArrayHelper::map($modelsVendorsMoreCategories, 'id', 'id')));
// validate all models
$valid = $model->validate();
$valid = Model::validateMultiple($modelsVendorsMoreCategories) && $valid;
if ($valid) {
$transaction = \Yii::$app->db->beginTransaction();
try {
if ($flag = $model->save(false)) {
if (! empty($deletedIDs)) {
Address::deleteAll(['id' => $deletedIDs]);
}
foreach ($modelsVendorsMoreCategories as $modelVendorsMoreCategories) {
$modelVendorsMoreCategories->vmc_ven_id = $model->ven_id;
if (! ($flag = $modelVendorsMoreCategories->save(false))) {
$transaction->rollBack();
break;
}
}
}
if ($flag) {
$transaction->commit();
$model->file = UploadedFile::getInstance($model, 'file');
$save_file = '';
if($model->file){
$imagepath = 'images/imgvendors/'; // Create folder under web/uploads/logo
$model->ven_business_logo = $imagepath.$model->ven_id.'.'.$model->file->extension;
$save_file = 1;
}
if ($model->save(false)) {
if($save_file){
$model->file->saveAs($model->ven_business_logo);
}
return $this->redirect(['view', 'id' => $model->ven_id]);
}
}
} catch (Exception $e) {
$transaction->rollBack();
}
}
}else {
return $this->render('update', [
'model' => $model,
'modelsVendorsMoreCategories' => (empty($modelsVendorsMoreCategories)) ? [new VendorsMoreCategories] : $modelsVendorsMoreCategories
]);
}
}
/**
* Deletes an existing Vendors 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 Vendors model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Vendors the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Vendors::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
//Function used for deleting the images
public function actionDeleteimg($id, $field)
{
$img = $this->findModel($id)->$field;
if($img){
if (!unlink($img)) {
return false;
}
}
$img = $this->findModel($id);
$img->$field = NULL;
$img->update();
return $this->redirect(['update', 'id' => $id]);
}
//Function used for getting more sub categories for vendor
public function actionGetSubCategories()
{
$mbcid=$_GET['ven_main_category_id'];
$sbcid=$_GET['ven_sub_category_id'];
echo $mbcid;
}
public function actionLists($id)
{
$countVendors = Vendors::find()->where(['ven_contact_person_id' => $id])->count();
$vendors = Vendors::find()->where(['ven_contact_person_id' => $id])->all();
if ($countVendors > 0) {
foreach ($vendors as $vendor) {
echo "<option value='" . $vendor->ven_id . "'>" . $vendor->ven_company_name . "</option>";
}
} else {
echo "<option></option>";
}
}
}
name'modelsVendorsMoreCategories'有一些错字错误。检查相应的操作。 –
嗨，谢谢你的回复，你可以检查我的代码，我没有得到你的答案。 – Nayank
渲染_form文件时，你传递了'$ modelsVendorsMoreCategories'变量吗？ –