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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| 3 | class Abbreviation extends DataObject implements Shortcodable |
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| 4 | { |
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| 5 | |||
| 6 | private static $db = array( |
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| 7 | 'Title' => 'Varchar(255)', |
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| 8 | 'Description' => 'Varchar(255)', |
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| 9 | 'URLSlug' => 'Varchar(255)', |
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| 10 | 'Explanation' => 'HTMLText' |
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| 11 | ); |
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| 12 | |||
| 13 | private static $has_one = array( |
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| 14 | 'Page' => 'Page' |
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| 15 | ); |
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| 16 | |||
| 17 | private static $singular_name = 'Abbreviation'; |
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| 18 | |||
| 19 | private static $plural_name = 'Abbreviations'; |
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| 20 | |||
| 21 | private static $summary_fields = array('Title', 'Description'); |
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| 22 | |||
| 23 | private static $searchable_fields = array('Title', 'Description'); |
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| 24 | |||
| 25 | public function getCMSFields() |
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| 31 | |||
| 32 | /** |
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| 33 | * Taken from https://github.com/NightJar/ssrigging-slug/blob/master/code/Slug.php |
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| 34 | */ |
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| 35 | public function Slug($regen=false) |
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| 40 | |||
| 41 | /** |
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| 42 | * Taken from https://github.com/NightJar/ssrigging-slug/blob/master/code/Slug.php |
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| 43 | */ |
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| 44 | public function onBeforeWrite() |
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| 61 | |||
| 62 | public function Link() |
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| 66 | |||
| 67 | public function AbsoluteLink() |
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| 71 | |||
| 72 | public function forTemplate() |
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| 77 | |||
| 78 | |||
| 79 | /** |
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| 80 | * Used for Breadcrumbs |
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| 81 | * |
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| 82 | * @return DBField |
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| 83 | */ |
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| 84 | public function getMenuTitle() |
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| 88 | |||
| 89 | /** |
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| 90 | * Returns the first letter of the module title, used for grouping. |
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| 91 | * @return string |
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| 92 | */ |
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| 93 | public function getTitleFirstLetter() |
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| 97 | |||
| 98 | /** |
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| 99 | * Parse the shortcode and render as a string, probably with a template |
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| 100 | * @param array $arguments the list of attributes of the shortcode |
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| 101 | * @param string $content the shortcode content |
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| 102 | * @param ShortcodeParser $parser the ShortcodeParser instance |
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| 103 | * @param string $shortcode the raw shortcode being parsed |
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| 104 | * @return String |
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| 105 | **/ |
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| 106 | View Code Duplication | public static function parse_shortcode($arguments, $content, $parser, $shortcode) |
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| 127 | |||
| 128 | /** |
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| 129 | * returns a list of fields for editing the shortcode's attributes |
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| 130 | * @return Fieldlist |
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| 131 | **/ |
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| 132 | public static function shortcode_attribute_fields() |
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| 136 | } |
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| 137 |
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.