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支持关联查询嵌套预载入

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thinkphp
2016-04-11 11:29:21 +08:00
parent ce6d3195e6
commit e8963c4400
1 changed files with 11 additions and 3 deletions
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14
library/think/Model.php
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@@ -747,8 +747,11 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
$relations = explode(',', $relation); $relations = explode(',', $relation);
foreach ($relations as $relation) { foreach ($relations as $relation) {
$range = []; $range = [];
$data = []; $data = [];
if (strpos($relation, '.')) {
list($relation, $subRelation) = explode('.', $relation);
}
$model = $this->$relation(); $model = $this->$relation();
list($type, $foreignKey, $localKey) = $this->relation; list($type, $foreignKey, $localKey) = $this->relation;
foreach ($resultSet as $result) { foreach ($resultSet as $result) {
@@ -756,7 +759,12 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
$range[] = $result->$localKey; $range[] = $result->$localKey;
} }
// 预载入关联查询 // 预载入关联查询
$list = $model::where($foreignKey, 'in', $range)->select(); if (isset($subRelation)) {
// 嵌套预载入
$list = $model::where($foreignKey, 'in', $range)->with($subRelation)->select();
} else {
$list = $model::where($foreignKey, 'in', $range)->select();
}
switch ($type) { switch ($type) {
case self::HAS_ONE: case self::HAS_ONE:
case self::BELONGS_TO: case self::BELONGS_TO: