/**
* 架构函数
* 取得DB类的实例对象 字段检查
* @access public
* @param string $name 模型名称
* @param string $tablePrefix 表前缀
* @param mixed $connection 数据库连接信息
*/
public function __construct($name = '', $tablePrefix = '', $connection = '')
{
parent::__construct($name, $tablePrefix, $connection);
// 聚合模型的字段信息
if (empty($this->fields) && !empty($this->modelList)) {
$fields = array();
foreach ($this->modelList as $model) {
// 获取模型的字段信息
$result = $this->db->getFields(M($model)->getTableName());
$_fields = array_keys($result);
// $this->mapFields = array_intersect($fields,$_fields);
$fields = array_merge($fields, $_fields);
}
$this->fields = $fields;
}
// 设置第一个模型为主表模型
if (empty($this->masterModel) && !empty($this->modelList)) {
$this->masterModel = $this->modelList[0];
}
// 主表的主键名
$this->pk = M($this->masterModel)->getPk();
// 设置默认外键名 仅支持单一外键
if (empty($this->fk)) {
$this->fk = strtolower($this->masterModel) . '_id';
}
}
public function __construct($name = '', $tablePrefix = '', $connection = '')
{
if ('' !== $name || is_subclass_of($this, 'AdvModel')) {
// 如果是AdvModel子类或者有传入模型名称则获取字段缓存
} else {
// 空的模型 关闭字段缓存
$this->autoCheckFields = false;
}
parent::__construct($name, $tablePrefix, $connection);
}
