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yunwuxin
2016-05-06 18:09:43 +08:00
parent 2a42932f12
commit a00df4246e
13 changed files with 870 additions and 100 deletions
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45
library/think/model/Relation.php
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@@ -11,6 +11,7 @@
namespace think\model;
use think\Collection;
use think\Db;
use think\Exception;
use think\Loader;
@@ -26,7 +27,7 @@ class Relation
// 父模型对象
protected $parent;
// 当前关联的模型类
/** @var Model 当前关联的模型类 */
protected $model;
// 中间表模型
protected $middle;
@@ -118,6 +119,7 @@ class Relation
*/
public function eagerlyResultSet($resultSet, $relation)
{
/** @var array $relations */
$relations = is_string($relation) ? explode(',', $relation) : $relation;
foreach ($relations as $key => $relation) {
@@ -153,15 +155,19 @@ class Relation
}
if (!empty($range)) {
$data = $this->eagerlyOneToMany($model, [$foreignKey => ['in', $range]], $relation, $subRelation, $closure);
$data = $this->eagerlyOneToMany($model, [
$foreignKey => [
'in',
$range
]
], $relation, $subRelation, $closure);
// 关联数据封装
foreach ($resultSet as $result) {
if (isset($data[$result->$localKey])) {
$result->__set($relation, $data[$result->$localKey]);
} else {
$result->__set($relation, []);
if (!isset($data[$result->$localKey])) {
$data[$result->$localKey] = [];
}
$result->__set($relation, Collection::make($data[$result->$localKey]));
}
}
break;
@@ -177,20 +183,24 @@ class Relation
if (!empty($range)) {
// 查询关联数据
$data = $this->eagerlyManyToMany($model, ['pivot.' . $foreignKey => ['in', $range]], $relation, $subRelation);
$data = $this->eagerlyManyToMany($model, [
'pivot.' . $foreignKey => [
'in',
$range
]
], $relation, $subRelation);
// 关联数据封装
foreach ($resultSet as $result) {
if (isset($data[$result->$pk])) {
$result->__set($relation, $data[$result->$pk]);
} else {
$result->__set($relation, []);
if (!isset($data[$result->$pk])) {
$data[$result->$pk] = [];
}
$result->__set($relation, Collection::make($data[$result->$pk]));
}
}
break;
}
$this->relation = [];
}
return $resultSet;
}
@@ -233,7 +243,7 @@ class Relation
if (!isset($data[$result->$localKey])) {
$data[$result->$localKey] = [];
}
$result->__set($relation, $data[$result->$localKey]);
$result->__set($relation, Collection::make($data[$result->$localKey]));
}
break;
case self::BELONGS_TO_MANY:
@@ -247,7 +257,7 @@ class Relation
if (!isset($data[$pk])) {
$data[$pk] = [];
}
$result->__set($relation, $data[$pk]);
$result->__set($relation, Collection::make($data[$pk]));
}
break;
@@ -292,7 +302,8 @@ class Relation
* @param array $where 关联预查询条件
* @param string $relation 关联名
* @param string $subRelation 子关联
* @return void
* @param bool $closure
* @return array
*/
protected function eagerlyOneToMany($model, $where, $relation, $subRelation = '', $closure = false)
{
@@ -315,7 +326,7 @@ class Relation
* @param array $where 关联预查询条件
* @param string $relation 关联名
* @param string $subRelation 子关联
* @return void
* @return array
*/
protected function eagerlyManyToMany($model, $where, $relation, $subRelation = '')
{
@@ -367,7 +378,7 @@ class Relation
* @access public
* @param string $model 模型名
* @param string $foreignKey 关联外键
* @param string $localKey 关联主键
* @param string $otherKey 关联主键
* @return \think\db\Query|string
*/
public function belongsTo($model, $foreignKey, $otherKey)