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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| 15 | class MapBlock extends BaseBlock { |
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| 16 | |||
| 17 | /** |
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| 18 | * @var array |
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| 19 | * @config |
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| 20 | */ |
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| 21 | private static $db = [ |
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| 22 | 'Coordinates' => 'Varchar(255)', // center coordinates |
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| 23 | 'ZoomLevel' => 'Int(3)', // zoom level of map |
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| 24 | ]; |
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| 25 | |||
| 26 | /** |
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| 27 | * @var array |
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| 28 | * @config |
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| 29 | */ |
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| 30 | private static $has_many = [ |
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| 31 | 'Markers' => 'Marker', |
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| 32 | ]; |
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| 33 | |||
| 34 | /** |
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| 35 | * @var array |
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| 36 | * @config |
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| 37 | */ |
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| 38 | private static $has_one = [ |
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| 39 | 'GlobalMarker' => 'Image', |
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| 40 | ]; |
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| 41 | |||
| 42 | /** |
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| 43 | * Google Maps styles in string of JSON format. See |
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| 44 | * docs/GOOGLE_MAPS_BLOCK.md how to use it. |
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| 45 | * |
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| 46 | * @var string|null |
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| 47 | * @config |
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| 48 | */ |
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| 49 | private static $map_styles = null; |
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| 50 | |||
| 51 | /** |
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| 52 | * This will load javascript dependency to initialize |
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| 53 | * user client map element. |
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| 54 | * |
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| 55 | * @var bool |
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| 56 | * @config |
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| 57 | */ |
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| 58 | private static $load_javascript = true; |
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| 59 | |||
| 60 | /** |
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| 61 | * @return string |
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| 62 | */ |
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| 63 | public function singular_name() { |
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| 66 | |||
| 67 | /** |
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| 68 | * @return string |
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| 69 | */ |
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| 70 | public function plural_name() { |
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| 73 | |||
| 74 | /** |
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| 75 | * @return array |
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| 76 | */ |
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| 77 | public function getCoordinatesAsOption() { |
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| 90 | |||
| 91 | /** |
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| 92 | * @return \FieldList |
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| 93 | */ |
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| 94 | public function getCMSFields() { |
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| 130 | |||
| 131 | /** |
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| 132 | * @return \HTMLText |
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| 133 | */ |
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| 134 | public function forTemplate() { |
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| 141 | |||
| 142 | /** |
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| 143 | * @return bool|string |
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| 144 | */ |
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| 145 | public function getMarkersAsJson() { |
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| 173 | |||
| 174 | /** |
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| 175 | * @return bool|string |
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| 176 | */ |
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| 177 | public function getOptionsAsJson() { |
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| 218 | |||
| 219 | } |
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.