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BelongsToMany类的attach方法改进 支持批量写入

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thinkphp
2016-12-22 18:06:01 +08:00
parent 3a78c93d11
commit c2fff2b45d
1 changed files with 16 additions and 8 deletions
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24
library/think/model/relation/BelongsToMany.php
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@@ -252,10 +252,14 @@ class BelongsToMany extends Relation
public function attach($data, $pivot = [])
{
if (is_array($data)) {
// 保存关联表数据
$model = new $this->model;
$model->save($data);
$id = $model->getLastInsID();
if (key($data) === 0) {
$id = $data;
} else {
// 保存关联表数据
$model = new $this->model;
$model->save($data);
$id = $model->getLastInsID();
}
} elseif (is_numeric($data) || is_string($data)) {
// 根据关联表主键直接写入中间表
$id = $data;
@@ -267,10 +271,14 @@ class BelongsToMany extends Relation
if ($id) {
// 保存中间表数据
$pk = $this->parent->getPk();
$pivot[$this->localKey] = $this->parent->$pk;
$pivot[$this->foreignKey] = $id;
return $this->query->table($this->middle)->insert($pivot, true);
$pk = $this->parent->getPk();
$pivot[$this->localKey] = $this->parent->$pk;
$ids = (array) $id;
foreach ($ids as $id) {
$pivot[$this->foreignKey] = $id;
$result = $this->query->table($this->middle)->insert($pivot, true);
}
return $result;
} else {
throw new Exception('miss relation data');
}