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改进Model类的has和hasWhere方法

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thinkphp
2017-02-09 14:26:36 +08:00
parent 2639db4f9e
commit a01c43472d
8 changed files with 172 additions and 25 deletions
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18
library/think/model/relation/HasOne.php
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@@ -47,12 +47,28 @@ class HasOne extends OneToOne
// 执行关联定义方法
$localKey = $this->localKey;
if ($closure) {
call_user_func_array($closure, [& $this->query]);
call_user_func_array($closure, [ & $this->query]);
}
// 判断关联类型执行查询
return $this->query->where($this->foreignKey, $this->parent->$localKey)->relation($subRelation)->find();
}
/**
* 根据关联条件查询当前模型
* @access public
* @return Query
*/
public function has()
{
$table = $this->query->getTable();
$localKey = $this->localKey;
$foreignKey = $this->foreignKey;
return $this->parent->db()->alias('a')
->whereExists(function ($query) use ($table, $localKey, $foreignKey) {
$query->table([$table => 'b'])->whereExp('a.' . $localKey, '=b.' . $foreignKey);
});
}
/**
* 根据关联条件查询当前模型
* @access public