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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| 12 | class DNPing extends DataObject { |
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| 13 | |||
| 14 | /** |
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| 15 | * @var array |
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| 16 | */ |
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| 17 | private static $db = array( |
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| 18 | "ResqueToken" => "Varchar(255)", |
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| 19 | ); |
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| 20 | |||
| 21 | /** |
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| 22 | * @var array |
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| 23 | */ |
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| 24 | private static $has_one = array( |
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| 25 | "Environment" => "DNEnvironment", |
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| 26 | "Deployer" =>"Member", |
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| 27 | ); |
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| 28 | |||
| 29 | /** |
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| 30 | * @return string |
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| 31 | */ |
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| 32 | public function Link() { |
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| 35 | |||
| 36 | /** |
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| 37 | * @return string |
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| 38 | */ |
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| 39 | public function LogLink() { |
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| 42 | |||
| 43 | /** |
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| 44 | * @param Member|null $member |
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| 45 | * @return bool |
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| 46 | */ |
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| 47 | public function canView($member = null) { |
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| 50 | |||
| 51 | /** |
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| 52 | * Return a path to the log file. |
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| 53 | * @return string |
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| 54 | */ |
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| 55 | protected function logfile() { |
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| 62 | |||
| 63 | /** |
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| 64 | * @return \DeploynautLogFile |
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| 65 | */ |
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| 66 | public function log() { |
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| 69 | |||
| 70 | /** |
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| 71 | * @return string |
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| 72 | */ |
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| 73 | public function LogContent() { |
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| 76 | |||
| 77 | /** |
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| 78 | * @return string |
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| 79 | */ |
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| 80 | View Code Duplication | public function ResqueStatus() { |
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| 93 | |||
| 94 | /** |
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| 95 | * Queue a ping job |
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| 96 | */ |
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| 97 | public function start() { |
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| 132 | } |
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| 133 |
This check marks property names that have not been written in camelCase.
In camelCase names are written without any punctuation, the start of each new word being marked by a capital letter. Thus the name database connection string becomes
databaseConnectionString.