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改进Model类的 has和hasWhere方法

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thinkphp
2016-04-21 17:56:20 +08:00
parent b89991dc41
commit f39c6627da
1 changed files with 19 additions and 14 deletions
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33
library/think/Model.php
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@@ -601,13 +601,12 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
*/ */
public static function has($relation, $operator = '>=', $count = 1, $id = '*') public static function has($relation, $operator = '>=', $count = 1, $id = '*')
{ {
$class = new static(); $class = new static();
$model = $class->$relation(); $model = $class->$relation();
$info = $class->getRelationInfo(); $info = $class->getRelationInfo();
$result = $model->group($info['foreignKey']) $table = $info['model']::getTable();
->having('count(' . $id . ')' . $operator . $count) return self::db()->alias('a')->join($table . ' b', 'a.' . $info['localKey'] . '=b.' . $info['foreignKey'])->group('b.' . $info['foreignKey'])
->column($info['foreignKey']); ->having('count(' . $id . ')' . $operator . $count);
return self::db()->where($info['localKey'], 'in', $result);
} }
/** /**
@@ -619,13 +618,19 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
*/ */
public static function hasWhere($relation, $where = []) public static function hasWhere($relation, $where = [])
{ {
$class = new static(); $class = new static();
$model = $class->$relation(); $model = $class->$relation();
$info = $class->getRelationInfo(); $info = $class->getRelationInfo();
$result = $model->group($info['foreignKey']) $table = $info['model']::getTable();
->where($where) if (is_array($where)) {
->column($info['foreignKey']); foreach ($where as $key => $val) {
return self::db()->where($info['localKey'], 'in', $result); if (false === strpos($key, '.')) {
$where['b.' . $key] = $val;
unset($where[$key]);
}
}
}
return self::db()->alias('a')->field('a.*')->join($table . ' b', 'a.' . $info['localKey'] . '=b.' . $info['foreignKey'])->where($where);
} }
/** /**