[英]Yii Relation data issue with HasMany
當前,我們有兩個表。 地點和地址
位置與addresss.location_id上的地址是一對多關系。
我們正在嘗試輸出與cgridview中特定位置相關的所有地址:
admin.php
<?php $this->widget('zii.widgets.grid.CGridView', array(
'id'=>'locations-grid',
'dataProvider'=>$location->search(),
'filter'=>$location,
'columns'=>array(
'id',
'name',
array(
'name' => 'address',
'value' => 'implode("<br>",CHtml::listData($data->addresses(),"id","address"))',
'filter' => CHtml::activeTextField($location, 'address'),
'type' => 'html',
),/**/
array(
'class'=>'CButtonColumn',
),
),
)); ?>
模型(locations.php)
public function search()
{
// Warning: Please modify the following code to remove attributes that
// should not be searched.
$criteria=new CDbCriteria;
$criteria->together = true;
$criteria->with = array('addresses');
$criteria->compare('id',$this->id);
$criteria->compare('name',$this->name,true);
$criteria->compare('addresses.address',$this->address,true);
return new CActiveDataProvider($this, array(
'criteria'=>$criteria,
));
}
有沒有更好的方法來獲取地址數據而不是內嵌$ data-> addresses函數?
您可以將getter方法添加到Locations
模型中。
public function getAddressNames($separator='<br>')
{
$names = array();
foreach($this->adresses as $address) {
$names[] = $address->address;
}
return implode($separator, $names);
}
然后,您可以在gridview中使用類似於常規屬性的addressNames
。
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