| Conditions | 20 |
| Paths | 4657 |
| Total Lines | 96 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 0 | ||
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 |
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| 32 | public function run() |
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| 33 | { |
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| 34 | if (!isset($_GET[$this->query_parent_attribute])) { |
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| 35 | throw new yii\web\NotFoundHttpException; |
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| 36 | } |
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| 37 | |||
| 38 | $modelName = $this->modelName; |
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| 39 | $selectedItems = Yii::$app->request->get('selectedItems', []); |
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| 40 | if (!empty($selectedItems)) { |
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| 41 | $selectedItems = explode(',', $selectedItems); |
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| 42 | } |
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| 43 | $parents = [0]; |
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| 44 | $ids = $selectedItems; |
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| 45 | $q = new yii\db\Query; |
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| 46 | $q->select('parent_id') |
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| 47 | ->from($modelName::tableName()); |
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| 48 | while (!empty($ids)) { |
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| 49 | $q->where(['id' => $ids]); |
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| 50 | $result = $q->all(); |
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| 51 | $ids = []; |
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| 52 | foreach ($result as $row) { |
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| 53 | if (!in_array($row['parent_id'], $parents)) { |
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| 54 | $parents[] = $row['parent_id']; |
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| 55 | } |
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| 56 | if ($row['parent_id'] != 0 && !in_array($row['parent_id'], $ids)) { |
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| 57 | $ids[] = $row['parent_id']; |
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| 58 | } |
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| 59 | } |
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| 60 | } |
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| 61 | $q = null; |
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| 62 | $ids = null; |
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| 63 | // |
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| 64 | Yii::$app->response->format = yii\web\Response::FORMAT_JSON; |
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| 65 | |||
| 66 | $query = new yii\db\Query; |
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| 67 | |||
| 68 | $fields = 'id, '.$this->label_attribute.', '.$this->parent_attribute; |
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| 69 | if (isset($this->vary_by_type_attribute)) { |
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| 70 | $fields .= ', '.$this->vary_by_type_attribute; |
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| 71 | } |
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| 72 | |||
| 73 | if (isset($this->expand_in_admin_attribute)) { |
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| 74 | $fields .= ', '.$this->expand_in_admin_attribute; |
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| 75 | } |
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| 76 | |||
| 77 | $fields .= ', ('; |
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| 78 | $fields .= 'SELECT count(id) FROM '.$modelName::tableName().' counter '; |
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| 79 | $fields .= 'WHERE counter.parent_id = '.$modelName::tableName().'.id)'; |
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| 80 | $fields .= " AS 'children_count'"; |
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| 81 | |||
| 82 | $query->select($fields) |
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| 83 | ->from($modelName::tableName()) |
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| 84 | ->where([$this->parent_attribute => $_GET[$this->query_parent_attribute]]) |
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| 85 | ->andWhere($this->additional_search_conditions) |
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| 86 | ->orderBy($this->order); |
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| 87 | |||
| 88 | $rows = $query |
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| 89 | ->all(); |
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| 90 | $result = []; |
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| 91 | foreach ($rows as $row) { |
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| 92 | $item = [ |
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| 93 | 'id' => $row['id'], |
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| 94 | 'text' => $row[$this->label_attribute], |
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| 95 | ]; |
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| 96 | if (isset($this->vary_by_type_attribute)) { |
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| 97 | $item['type'] = $row[$this->vary_by_type_attribute]; |
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| 98 | } |
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| 99 | $item['children'] = $row['children_count'] > 0; |
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| 100 | $item['a_attr'] = ['data-id'=>$row['id'], 'data-parent-id'=>$row['parent_id']]; |
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| 101 | $item['state'] = []; |
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| 102 | |||
| 103 | if (in_array($row['id'], $parents)) { |
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| 104 | $item['state']['opened'] = true; |
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| 105 | } |
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| 106 | if (is_array($selectedItems) && in_array($row['id'], $selectedItems)) { |
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| 107 | $item['state']['selected'] = true; |
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| 108 | } |
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| 109 | |||
| 110 | if (isset($this->expand_in_admin_attribute)) { |
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| 111 | if ($row[$this->expand_in_admin_attribute]) { |
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| 112 | $item['state']['opened'] = true; |
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| 113 | } |
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| 114 | } |
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| 115 | if (isset($_GET['selected_id']) && $item['id'] == $_GET['selected_id']) { |
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| 116 | $item['state']['selected'] = true; |
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| 117 | } |
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| 118 | if (count($item['state']) == 0) { |
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| 119 | unset($item['state']); |
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| 120 | } |
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| 121 | |||
| 122 | |||
| 123 | $result[] = $item; |
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| 124 | } |
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| 125 | |||
| 126 | return $result; |
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| 127 | } |
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| 128 | } |
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| 129 |
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.