我正在使用Magento 1.4版,并且向Sales Order Grid添加额外的网格列(名称和Skus),返回的数据是正确的, m具有与分页和总记录数,我的代码如下问题:Magento销售订单网格添加名称和Skus列时显示不正确的记录数
首先我编辑Mage_Adminhtml_Block_Sales_Order_Grid
protected function _prepareCollection()
{
$collection = Mage::getResourceModel($this->_getCollectionClass())
->join(
'sales/order_item',
'`sales/order_item`.order_id=`main_table`.entity_id',
array(
'skus' => new Zend_Db_Expr('group_concat(`sales/order_item`.sku SEPARATOR ", ")'),
'names' => new Zend_Db_Expr('group_concat(`sales/order_item`.name SEPARATOR ", ")'),
)
);
$collection->getSelect()->group('entity_id');
$this->setCollection($collection);
return parent::_prepareCollection();
}
然后我重写此方法来返回正确的结果时,通过名称过滤器或SKU的
protected function _addColumnFilterToCollection($column)
{
if($this->getCollection() && $column->getFilter()->getValue())
{
if($column->getId() == 'skus'){
$this->getCollection()->join(
'sales/order_item',
'`sales/order_item`.order_id=`main_table`.entity_id',
array(
'skus' => new Zend_Db_Expr('group_concat(`sales/order_item`.sku SEPARATOR ", ")'),
)
)->getSelect()
->having('find_in_set(?, skus)', $column->getFilter()->getValue());
return $this;
}
if($column->getId() == 'names'){
$this->getCollection()->join(
'sales/order_item',
'`sales/order_item`.order_id=`main_table`.entity_id',
array(
'names' => new Zend_Db_Expr('group_concat(`sales/order_item`.name SEPARATOR ", ")'),
)
)->getSelect()
->having('find_in_set(?, names)', $column->getFilter()->getValue());
return $this;
}
}
return parent::_addColumnFilterToCollection($column);
}
然后我编辑在Mage_Sales_Model_Mysql4_Order_Collection类
public function getSelectCountSql()
{
$countSelect = parent::getSelectCountSql();
//added
$countSelect->reset(Zend_Db_Select::HAVING);
//end
$countSelect->resetJoinLeft();
return $countSelect;
}
任何知道如何才能计算的行数这种方法getSelectCountSql()?提前致谢。
詹姆斯解决方案肯定会更好,Meabed重写getSize会触发绑定的丢失。我用“group by”子句实现了一个复杂的集合,并且遇到了“count = 1”的错误。添加'$ countSelect-> reset(Zend_Db_Select :: GROUP);'getSelectCountSql以干净的方式完成了这个诀窍。 – SMASHED 2012-10-23 13:38:49