Symfony1 symfony 1.4中不存在m-n关系的筛选器
我在symfony 1.4中有一个多对多关系。我正在使用条令管理生成器,并希望在该字段的标准Symfony1 symfony 1.4中不存在m-n关系的筛选器,symfony1,symfony-1.4,symfony-forms,Symfony1,Symfony 1.4,Symfony Forms,我在symfony 1.4中有一个多对多关系。我正在使用条令管理生成器,并希望在该字段的标准sfWidgetFormDoctrineChoice中添加一个“Is Empty”复选框,以执行“WHERE NOT EXISTS”查询并查找未标记的条目。有人看到解决办法了吗 谢谢大家! 小部件: class ynWidgetFormDoctrineChoiceEmpty extends sfWidgetFormDoctrineChoice { protected function configur
sfWidgetFormDoctrineChoice
中添加一个“Is Empty”复选框,以执行“WHERE NOT EXISTS”查询并查找未标记的条目。有人看到解决办法了吗
谢谢大家! 小部件:
class ynWidgetFormDoctrineChoiceEmpty extends sfWidgetFormDoctrineChoice
{
protected function configure( $options = array(), $attributes = array() )
{
parent::configure( $options, $attributes );
$this->addOption( 'with_empty', false );
$this->addOption( 'empty_label', 'none' );
$this->addOption( 'template', '%select%<div>%empty_checkbox% %empty_label%</div>' );
}
public function render( $name, $value = null, $attributes = array(), $errors = array() )
{
$select = parent::render( $name, $value, $attributes, $errors );
if ( $this->getOption('with_empty') ) {
$values = array_merge(array('text' => '', 'is_empty' => false), is_array($value) ? $value : array());
return strtr($this->getOption('template'), array(
'%select%' => $select,
'%empty_checkbox%' => $this->renderTag('input', array('type' => 'checkbox', 'name' => $name.'[is_empty]', 'checked' => $values['is_empty'] ? 'checked' : '')),
'%empty_label%' => $this->renderContentTag('label', $this->translate($this->getOption('empty_label')), array('for' => $this->generateId($name.'[is_empty]'))),
));
}
else {
return $select;
}
}
}
在FooFormFilter
中:
public function addBarListColumnQuery( Doctrine_Query $query, $field, $values )
{
if (!is_array($values))
{
$values = array($values);
}
if (!count($values))
{
return;
}
if (
isset( $values['is_empty'] )
&& $values['is_empty'] == 'on'
) {
$query
->andWhere('NOT EXISTS (SELECT fb.bar_id '
. 'FROM FooBar fb where ' . $query->getRootAlias()
. '.id=fb.foo_id)');
}
else {
$query
->leftJoin($query->getRootAlias().'.FooBar FooBar')
->andWhereIn('FooBar.bar_id', $values)
;
}
}
public function addBarListColumnQuery( Doctrine_Query $query, $field, $values )
{
if (!is_array($values))
{
$values = array($values);
}
if (!count($values))
{
return;
}
if (
isset( $values['is_empty'] )
&& $values['is_empty'] == 'on'
) {
$query
->andWhere('NOT EXISTS (SELECT fb.bar_id '
. 'FROM FooBar fb where ' . $query->getRootAlias()
. '.id=fb.foo_id)');
}
else {
$query
->leftJoin($query->getRootAlias().'.FooBar FooBar')
->andWhereIn('FooBar.bar_id', $values)
;
}
}