本文整理汇总了PHP中CModel::relations方法的典型用法代码示例。如果您正苦于以下问题：PHP CModel::relations方法的具体用法？PHP CModel::relations怎么用？PHP CModel::relations使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CModel的用法示例。
在下文中一共展示了CModel::relations方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: init
/**
* Initializes the widget.
* This method is called by {@link CBaseController::createWidget}
* and {@link CBaseController::beginWidget} after the widget's
* properties have been initialized.
*/
public function init()
{
// check that the necessary info has been passed in to the widget
if (!$this->hasModelRelation()) {
throw new CException(Yii::t('yii', '{class} must specify "model" and "relation" values.', array('{class}' => get_class($this))));
}
// set the name if there is an override
//$this->resolveName();
// Sort out the type of relation, and set it up accordingly
$relations = $this->model->relations();
// $key = Name of the Relation
// $value[0] = Type of the Relation
// $value[1] = Related Model
// $value[2] = Related Field or Many_Many Table
if ($details = $relations[$this->relation]) {
$this->_relationType = $details[0];
// save the type of relation
$this->_relatedModel = new $details[1]();
// set up an model of the related kind
$this->_relatedModelPk = $this->_relatedModel->tableSchema->primaryKey;
// get the related model's primay key
switch ($this->_relationType) {
case 'CBelongsToRelation':
$this->setupBelongsTo($details);
break;
case 'CHasOneRelation':
throw new CException('CHasOneRelation not supported by SRelationWidget yet');
// todo handle HasOne relations
//$this->setupHasOne($details);
break;
case 'CManyManyRelation':
$this->setupManyMany($details);
break;
case 'CHasManyRelation':
throw new CException('CHasManyRelation not supported by SRelationWidget yet');
// todo handle HasMany relations
//$this->setupHasMany($details);
break;
default:
throw new CException('Unknown relation type for SRelationWidget');
}
}
}