| Conditions | 12 | 
| Paths | 152 | 
| Total Lines | 117 | 
| Code Lines | 74 | 
| Lines | 7 | 
| Ratio | 5.98 % | 
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php | ||
| 51 | public function actionEdit($id = null) | ||
| 52 |     { | ||
| 53 | $model = new Form(); | ||
| 54 |         if ($id > 0) { | ||
| 55 | $model = Form::findOne($id); | ||
| 56 | } | ||
| 57 | |||
| 58 | /** @var \app\models\Object $object */ | ||
| 59 | $object = Object::getForClass(Form::className()); | ||
| 60 | |||
| 61 |         $propIds = (new Query())->select('property_group_id')->from([ObjectPropertyGroup::tableName()])->where( | ||
| 62 | [ | ||
| 63 | 'and', | ||
| 64 | 'object_id = :object', | ||
| 65 | 'object_model_id = :id' | ||
| 66 | ], | ||
| 67 | [ | ||
| 68 | ':object' => $object->id, | ||
| 69 | ':id' => $id | ||
| 70 | ] | ||
| 71 | )->column(); | ||
| 72 | |||
| 73 | $post = \Yii::$app->request->post(); | ||
| 74 | $properties = isset($post['Form']['properties']) ? $post['Form']['properties'] : []; | ||
| 75 | |||
| 76 |         if ($model->load($post) && $model->validate()) { | ||
| 77 |             if ($model->save()) { | ||
| 78 | $id = $model->id; | ||
| 79 | $remove = []; | ||
| 80 | $add = []; | ||
| 81 | |||
| 82 |                 foreach ($propIds as $value) { | ||
| 83 | $key = array_search($value, $properties); | ||
| 84 |                     if ($key === false) { | ||
| 85 | $remove[] = $value; | ||
| 86 |                     } else { | ||
| 87 | unset($properties[$key]); | ||
| 88 | } | ||
| 89 | } | ||
| 90 |                 foreach ($properties as $value) { | ||
| 91 | $add[] = [ | ||
| 92 | $value, | ||
| 93 | $object->id, | ||
| 94 | $id | ||
| 95 | ]; | ||
| 96 | } | ||
| 97 | |||
| 98 | Yii::$app->db->createCommand()->delete( | ||
| 99 | ObjectPropertyGroup::tableName(), | ||
| 100 | [ | ||
| 101 | 'and', | ||
| 102 | 'object_id = :object', | ||
| 103 | 'object_model_id = :id', | ||
| 104 | ['in', 'property_group_id', $remove] | ||
| 105 | ], | ||
| 106 | [ | ||
| 107 | ':object' => $object->id, | ||
| 108 | ':id' => $id, | ||
| 109 | ] | ||
| 110 | )->execute(); | ||
| 111 | |||
| 112 | View Code Duplication |                 if (!empty($add)) { | |
| 113 | Yii::$app->db->createCommand()->batchInsert( | ||
| 114 | ObjectPropertyGroup::tableName(), | ||
| 115 | ['property_group_id', 'object_id', 'object_model_id'], | ||
| 116 | $add | ||
| 117 | )->execute(); | ||
| 118 | } | ||
| 119 | |||
| 120 |                 \Yii::$app->session->setFlash('info', Yii::t('app', 'Object saved')); | ||
| 121 |                 $returnUrl = Yii::$app->request->get('returnUrl', ['/backend/form/index', 'id' => $model->id]); | ||
| 122 |                 switch (Yii::$app->request->post('action', 'save')) { | ||
| 123 | case 'next': | ||
| 124 | return $this->redirect( | ||
| 125 | [ | ||
| 126 | '/backend/form/edit', | ||
| 127 | 'returnUrl' => $returnUrl, | ||
| 128 | ] | ||
| 129 | ); | ||
| 130 | case 'back': | ||
| 131 | return $this->redirect($returnUrl); | ||
| 132 | default: | ||
| 133 | return $this->redirect( | ||
| 134 | Url::toRoute( | ||
| 135 | [ | ||
| 136 | '/backend/form/edit', | ||
| 137 | 'id' => $model->id, | ||
| 138 | 'returnUrl' => $returnUrl, | ||
| 139 | ] | ||
| 140 | ) | ||
| 141 | ); | ||
| 142 | } | ||
| 143 |             } else { | ||
| 144 |                 \Yii::$app->session->setFlash('error', Yii::t('app', 'Cannot update data')); | ||
| 145 | } | ||
| 146 | } | ||
| 147 | |||
| 148 | $items = ArrayHelper::map( | ||
| 149 | PropertyGroup::find()->where( | ||
| 150 | 'object_id = :object', | ||
| 151 | [ | ||
| 152 | ':object' => $object->id, | ||
| 153 | ] | ||
| 154 | )->all(), | ||
| 155 | 'id', | ||
| 156 | 'name' | ||
| 157 | ); | ||
| 158 | |||
| 159 | return $this->render( | ||
| 160 | 'edit', | ||
| 161 | [ | ||
| 162 | 'model' => $model, | ||
| 163 | 'items' => $items, | ||
| 164 | 'selected' => $propIds, | ||
| 165 | ] | ||
| 166 | ); | ||
| 167 | } | ||
| 168 | |||
| 290 | 
Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: