| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | // +---------------------------------------------------------------------- | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | // | ThinkPHP [ WE CAN DO IT JUST THINK ] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | // +---------------------------------------------------------------------- | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | // | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | // +---------------------------------------------------------------------- | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | // +---------------------------------------------------------------------- | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | // | Author: liu21st <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | // +---------------------------------------------------------------------- | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | namespace think\model\relation; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use think\db\Query; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use think\Exception; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use think\Loader; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use think\Model; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | use think\model\Relation; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | class HasManyThrough extends Relation | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     // 中间关联表外键 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     protected $throughKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     // 中间表模型 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     protected $through; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      * 中间主键 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     protected $throughPk; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * 架构函数 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * @param  Model  $parent     上级模型对象 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * @param  string $model      模型名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * @param  string $through    中间模型名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * @param  string $foreignKey 关联外键 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @param  string $throughKey 关联外键 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      * @param  string $localKey   当前主键 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |     public function __construct(Model $parent, $model, $through, $foreignKey, $throughKey, $localKey) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |         $this->parent     = $parent; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |         $this->model      = $model; | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         $this->through    = (new $through)->db(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         $this->foreignKey = $foreignKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         $this->throughKey = $throughKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         $this->throughPk  = $this->through->getPk(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         $this->localKey   = $localKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         $this->query      = (new $model)->db(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * 延迟获取关联数据 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |      * @param  string   $subRelation 子关联名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |      * @param  \Closure $closure     闭包查询条件 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      * @return \think\Collection | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     public function getRelation($subRelation = '', $closure = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         if ($closure) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |             $closure($this->query); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         $this->baseQuery(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         return $this->query->relation($subRelation)->select(); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      * 根据关联条件查询当前模型 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |      * @param  string  $operator 比较操作符 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |      * @param  integer $count    个数 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |      * @param  string  $id       关联表的统计字段 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |      * @param  string  $joinType JOIN类型 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @return Query | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |     public function has($operator = '>=', $count = 1, $id = '*', $joinType = 'INNER') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         return $this->parent; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * 根据关联条件查询当前模型 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |      * @param  mixed     $where 查询条件(数组或者闭包) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      * @param  mixed     $fields 字段 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * @return Query | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     public function hasWhere($where = [], $fields = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |         throw new Exception('relation not support: hasWhere'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |      * 预载入关联查询(数据集) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |      * @access protected | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |      * @param  array   $resultSet   数据集 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |      * @param  string  $relation    当前关联名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |      * @param  array   $subRelation 子关联名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |      * @param  Closure $closure     闭包 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |     public function eagerlyResultSet(array &$resultSet, string $relation, array $subRelation = [], Closure $closure = null): void | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         $localKey   = $this->localKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |         $foreignKey = $this->foreignKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |         $range = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |         foreach ($resultSet as $result) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |             // 获取关联外键列表 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |             if (isset($result->$localKey)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |                 $range[] = $result->$localKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         if (!empty($range)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |             $this->query->removeWhereField($foreignKey); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |             $data = $this->eagerlyWhere([ | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |                 [$this->foreignKey, 'in', $range], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |             ], $foreignKey, $relation, $subRelation, $closure); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |             // 关联属性名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |             $attr = App::parseName($relation); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |             // 关联数据封装 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |             foreach ($resultSet as $result) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |                 $pk = $result->$localKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |                 if (!isset($data[$pk])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |                     $data[$pk] = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |                 foreach ($data[$pk] as &$relationModel) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |                     $relationModel->setParent(clone $result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |                 // 设置关联属性 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |                 $result->setRelation($attr, $this->resultSetBuild($data[$pk])); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |      * 预载入关联查询(数据) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |      * @access protected | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |      * @param  Model   $result      数据对象 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |      * @param  string  $relation    当前关联名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      * @param  array   $subRelation 子关联名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |      * @param  Closure $closure     闭包 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |     public function eagerlyResult(Model $result, string $relation, array $subRelation = [], Closure $closure = null): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |         $localKey   = $this->localKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |         $foreignKey = $this->foreignKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |         $pk         = $result->$localKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |         $this->query->removeWhereField($foreignKey); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         $data = $this->eagerlyWhere([ | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |             [$foreignKey, '=', $pk], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |         ], $foreignKey, $relation, $subRelation, $closure); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |         // 关联数据封装 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |         if (!isset($data[$pk])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |             $data[$pk] = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |         foreach ($data[$pk] as &$relationModel) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |             $relationModel->setParent(clone $result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |         $result->setRelation(App::parseName($relation), $this->resultSetBuild($data[$pk])); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |      * 关联模型预查询 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |      * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |      * @param  array   $where       关联预查询条件 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |      * @param  string  $key         关联键名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |      * @param  string  $relation    关联名 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |      * @param  array   $subRelation 子关联 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |      * @param  Closure $closure | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |     protected function eagerlyWhere(array $where, string $key, string $relation, array $subRelation = [], Closure $closure = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |         // 预载入关联查询 支持嵌套预载入 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |         $throughList = $this->through->where($where)->select(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |         $keys        = $throughList->column($this->throughPk, $this->throughPk); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |         if ($closure) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |             $closure($this->query); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |         $list = $this->query->where($this->throughKey, 'in', $keys)->select(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |         // 组装模型数据 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |         $data = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |         $keys = $throughList->column($this->foreignKey, $this->throughPk); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |         foreach ($list as $set) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |             $data[$keys[$set->{$this->throughKey}]][] = $set; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |         return $data; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |      * 关联统计 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |      * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |      * @param  Model   $result  数据对象 | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |      * @param  Closure $closure 闭包 | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |      * @param  string  $aggregate 聚合查询方法 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |      * @param  string  $field 字段 | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |      * @param  string  $name 统计字段别名 | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |      * @return integer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |     public function relationCount(Model $result, Closure $closure, string $aggregate = 'count', string $field = '*', string &$name = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |         $localKey = $this->localKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |         if (!isset($result->$localKey)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |             return 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |         if ($closure) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |             $return = $closure($this->query); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |             if ($return && is_string($return)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |                 $name = $return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |         $alias        = App::parseName(App::classBaseName($this->model)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |         $throughTable = $this->through->getTable(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |         $pk           = $this->throughPk; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |         $throughKey   = $this->throughKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |         $modelTable   = $this->parent->getTable(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |         if (false === strpos($field, '.')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |             $field = $alias . '.' . $field; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |         return $this->query | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |             ->alias($alias) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |             ->join($throughTable, $throughTable . '.' . $pk . '=' . $alias . '.' . $throughKey) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |             ->join($modelTable, $modelTable . '.' . $this->localKey . '=' . $throughTable . '.' . $this->foreignKey) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |             ->where($throughTable . '.' . $this->foreignKey, $result->$localKey) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |             ->$aggregate($field); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |      * 创建关联统计子查询 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |      * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |      * @param  Closure $closure 闭包 | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |      * @param  string  $aggregate 聚合查询方法 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |      * @param  string  $field 字段 | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |      * @param  string  $name 统计字段别名 | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |      * @return string | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 265 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 266 |  |  |     public function getRelationCountQuery(Closure $closure = null, string $aggregate = 'count', string $field = '*', string &$name = null): string | 
            
                                                                        
                            
            
                                    
            
            
                | 267 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 268 |  |  |         if ($closure) { | 
            
                                                                        
                            
            
                                    
            
            
                | 269 |  |  |             $return = $closure($this->query); | 
            
                                                                        
                            
            
                                    
            
            
                | 270 |  |  |             if ($return && is_string($return)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 271 |  |  |                 $name = $return; | 
            
                                                                        
                            
            
                                    
            
            
                | 272 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 273 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 274 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 275 |  |  |         $alias        = App::parseName(App::classBaseName($this->model)); | 
            
                                                                        
                            
            
                                    
            
            
                | 276 |  |  |         $throughTable = $this->through->getTable(); | 
            
                                                                        
                            
            
                                    
            
            
                | 277 |  |  |         $pk           = $this->throughPk; | 
            
                                                                        
                            
            
                                    
            
            
                | 278 |  |  |         $throughKey   = $this->throughKey; | 
            
                                                                        
                            
            
                                    
            
            
                | 279 |  |  |         $modelTable   = $this->parent->getTable(); | 
            
                                                                        
                            
            
                                    
            
            
                | 280 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 281 |  |  |         if (false === strpos($field, '.')) { | 
            
                                                                        
                            
            
                                    
            
            
                | 282 |  |  |             $field = $alias . '.' . $field; | 
            
                                                                        
                            
            
                                    
            
            
                | 283 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 284 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 285 |  |  |         return $this->query | 
            
                                                                        
                            
            
                                    
            
            
                | 286 |  |  |             ->alias($alias) | 
            
                                                                        
                            
            
                                    
            
            
                | 287 |  |  |             ->join($throughTable, $throughTable . '.' . $pk . '=' . $alias . '.' . $throughKey) | 
            
                                                                        
                            
            
                                    
            
            
                | 288 |  |  |             ->join($modelTable, $modelTable . '.' . $this->localKey . '=' . $throughTable . '.' . $this->foreignKey) | 
            
                                                                        
                            
            
                                    
            
            
                | 289 |  |  |             ->whereExp($throughTable . '.' . $this->foreignKey, '=' . $this->parent->getTable() . '.' . $this->localKey) | 
            
                                                                        
                            
            
                                    
            
            
                | 290 |  |  |             ->fetchSql() | 
            
                                                                        
                            
            
                                    
            
            
                | 291 |  |  |             ->$aggregate($field); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  |      * 执行基础查询(仅执行一次) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  |      * @access protected | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  |     protected function baseQuery() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  |         if (empty($this->baseQuery) && $this->parent->getData()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |             $alias        = Loader::parseName(basename(str_replace('\\', '/', $this->model))); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  |             $throughTable = $this->through->getTable(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  |             $pk           = $this->throughPk; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |             $throughKey   = $this->throughKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  |             $modelTable   = $this->parent->getTable(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |             $fields       = $this->getQueryFields($alias); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |             $this->query | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  |                 ->field($fields) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  |                 ->alias($alias) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |                 ->join($throughTable, $throughTable . '.' . $pk . '=' . $alias . '.' . $throughKey) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  |                 ->join($modelTable, $modelTable . '.' . $this->localKey . '=' . $throughTable . '.' . $this->foreignKey) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |                 ->where($throughTable . '.' . $this->foreignKey, $this->parent->{$this->localKey}); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  |             $this->baseQuery = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 320 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 321 |  |  |  |