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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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40
library/think/model/relation/MorphMany.php
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@@ -13,6 +13,7 @@ namespace think\model\relation;
use think\Db;
use think\db\Query;
use think\Exception;
use think\Loader;
use think\Model;
use think\model\Relation;
@@ -53,11 +54,36 @@ class MorphMany extends Relation
public function getRelation($subRelation = '', $closure = null)
{
if ($closure) {
call_user_func_array($closure, [& $this->query]);
call_user_func_array($closure, [ & $this->query]);
}
return $this->relation($subRelation)->select();
}
/**
* 根据关联条件查询当前模型
* @access public
* @param string $operator 比较操作符
* @param integer $count 个数
* @param string $id 关联表的统计字段
* @param string $joinType JOIN类型
* @return Query
*/
public function has($operator = '>=', $count = 1, $id = '*', $joinType = 'INNER')
{
throw new Exception('relation not support: has');
}
/**
* 根据关联条件查询当前模型
* @access public
* @param mixed $where 查询条件（数组或者闭包）
* @return Query
*/
public function hasWhere($where = [])
{
throw new Exception('relation not support: hasWhere');
}
/**
* 预载入关联查询
* @access public
@@ -113,7 +139,7 @@ class MorphMany extends Relation
if (isset($result->$pk)) {
$data = $this->eagerlyMorphToMany([
$this->morphKey => $result->$pk,
$this->morphType => $this->type
$this->morphType => $this->type,
], $relation, $subRelation, $closure);
$result->setAttr(Loader::parseName($relation), $this->resultSetBuild($data[$result->$pk]));
}
@@ -132,7 +158,7 @@ class MorphMany extends Relation
$count = 0;
if (isset($result->$pk)) {
if ($closure) {
call_user_func_array($closure, [& $this->query]);
call_user_func_array($closure, [ & $this->query]);
}
$count = $this->query->where([$this->morphKey => $result->$pk, $this->morphType => $this->type])->count();
}
@@ -148,15 +174,15 @@ class MorphMany extends Relation
public function getRelationCountQuery($closure)
{
if ($closure) {
call_user_func_array($closure, [& $this->query]);
call_user_func_array($closure, [ & $this->query]);
}
return $this->query->where([
$this->morphKey => [
'exp',
'=' . $this->parent->getTable() . '.' . $this->parent->getPk()
'=' . $this->parent->getTable() . '.' . $this->parent->getPk(),
],
$this->morphType => $this->type
$this->morphType => $this->type,
])->fetchSql()->count();
}
@@ -173,7 +199,7 @@ class MorphMany extends Relation
{
// 预载入关联查询 支持嵌套预载入
if ($closure) {
call_user_func_array($closure, [& $this]);
call_user_func_array($closure, [ & $this]);
}
$list = $this->query->where($where)->with($subRelation)->select();
$morphKey = $this->morphKey;