Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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8 | class SubmittedForm extends DataObject |
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9 | { |
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10 | |||
11 | private static $has_one = array( |
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12 | "SubmittedBy" => "Member", |
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13 | "Parent" => "UserDefinedForm", |
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14 | ); |
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15 | |||
16 | private static $has_many = array( |
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17 | "Values" => "SubmittedFormField" |
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18 | ); |
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19 | |||
20 | private static $summary_fields = array( |
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21 | 'ID', |
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22 | 'Created' |
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23 | ); |
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24 | |||
25 | /** |
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26 | * Returns the value of a relation or, in the case of this form, the value |
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27 | * of a given child {@link SubmittedFormField} |
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28 | * |
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29 | * @param string |
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30 | * |
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31 | * @return mixed |
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32 | */ |
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33 | public function relField($fieldName) |
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50 | |||
51 | /** |
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52 | * @return FieldList |
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53 | */ |
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54 | public function getCMSFields() |
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102 | |||
103 | /** |
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104 | * @param Member |
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105 | * |
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106 | * @return boolean |
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107 | */ |
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108 | View Code Duplication | public function canCreate($member = null) |
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116 | |||
117 | /** |
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118 | * @param Member |
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119 | * |
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120 | * @return boolean |
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121 | */ |
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122 | View Code Duplication | public function canView($member = null) |
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130 | |||
131 | /** |
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132 | * @param Member |
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133 | * |
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134 | * @return boolean |
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135 | */ |
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136 | View Code Duplication | public function canEdit($member = null) |
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144 | |||
145 | /** |
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146 | * @param Member |
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147 | * |
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148 | * @return boolean |
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149 | */ |
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150 | View Code Duplication | public function canDelete($member = null) |
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158 | |||
159 | /** |
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160 | * Before we delete this form make sure we delete all the |
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161 | * field values so that we don't leave old data round |
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162 | * |
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163 | * @return void |
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164 | */ |
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165 | protected function onBeforeDelete() |
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175 | } |
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176 |
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.