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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| 18 | class UserGroup extends APIUserGroup  | 
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| 19 | { | 
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| 20 | /**  | 
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| 21 | * Internal content representation.  | 
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| 22 | *  | 
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| 23 | * @var \eZ\Publish\API\Repository\Values\Content\Content  | 
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| 24 | */  | 
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| 25 | protected $content;  | 
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| 26 | |||
| 27 | /**  | 
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| 28 | * Returns the VersionInfo for this version.  | 
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| 29 | *  | 
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| 30 | * @return \eZ\Publish\API\Repository\Values\Content\VersionInfo  | 
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| 31 | */  | 
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| 32 | public function getVersionInfo()  | 
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| 36 | |||
| 37 | /**  | 
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| 38 |      * {@inheritdoc} | 
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| 39 | */  | 
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| 40 | public function getName($languageCode = null)  | 
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| 44 | |||
| 45 | /**  | 
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| 46 | * Returns a field value for the given value  | 
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| 47 | * $version->fields[$fieldDefId][$languageCode] is an equivalent call  | 
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| 48 | * if no language is given on a translatable field this method returns  | 
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| 49 | * the value of the initial language of the version if present, otherwise null.  | 
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| 50 | * On non translatable fields this method ignores the languageCode parameter.  | 
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| 51 | *  | 
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| 52 | * @param string $fieldDefIdentifier  | 
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| 53 | * @param string $languageCode  | 
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| 54 | *  | 
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| 55 | * @return mixed a primitive type or a field type Value object depending on the field type.  | 
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| 56 | */  | 
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| 57 | public function getFieldValue($fieldDefIdentifier, $languageCode = null)  | 
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| 61 | |||
| 62 | /**  | 
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| 63 | * This method returns the complete fields collection.  | 
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| 64 | *  | 
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| 65 | * @return \eZ\Publish\API\Repository\Values\Content\Field[]  | 
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| 66 | */  | 
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| 67 | public function getFields()  | 
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| 71 | |||
| 72 | /**  | 
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| 73 | * This method returns the fields for a given language and non translatable fields.  | 
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| 74 | *  | 
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| 75 | * If note set the initialLanguage of the content version is used.  | 
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| 76 | *  | 
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| 77 | * @param string $languageCode  | 
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| 78 | *  | 
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| 79 | * @return \eZ\Publish\API\Repository\Values\Content\Field[] with field identifier as keys  | 
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| 80 | */  | 
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| 81 | public function getFieldsByLanguage($languageCode = null)  | 
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| 85 | |||
| 86 | /**  | 
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| 87 | * This method returns the field for a given field definition identifier and language.  | 
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| 88 | *  | 
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| 89 | * If not set the initialLanguage of the content version is used.  | 
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| 90 | *  | 
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| 91 | * @param string $fieldDefIdentifier  | 
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| 92 | * @param string|null $languageCode  | 
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| 93 | *  | 
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| 94 |      * @return \eZ\Publish\API\Repository\Values\Content\Field|null A {@link Field} or null if nothing is found | 
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| 95 | */  | 
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| 96 | public function getField($fieldDefIdentifier, $languageCode = null)  | 
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| 100 | |||
| 101 | /**  | 
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| 102 | * Function where list of properties are returned.  | 
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| 103 | *  | 
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| 104 | * Override to add dynamic properties  | 
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| 105 | *  | 
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| 106 | * @uses \parent::getProperties()  | 
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| 107 | *  | 
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| 108 | * @param array $dynamicProperties  | 
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| 109 | *  | 
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| 110 | * @return array  | 
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| 111 | */  | 
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| 112 |     protected function getProperties($dynamicProperties = array('id', 'contentInfo')) | 
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| 116 | |||
| 117 | /**  | 
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| 118 | * Magic getter for retrieving convenience properties.  | 
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| 119 | *  | 
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| 120 | * @param string $property The name of the property to retrieve  | 
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| 121 | *  | 
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| 122 | * @return mixed  | 
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| 123 | */  | 
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| 124 | public function __get($property)  | 
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| 147 | |||
| 148 | /**  | 
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| 149 | * Magic isset for signaling existence of convenience properties.  | 
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| 150 | *  | 
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| 151 | * @param string $property  | 
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| 152 | *  | 
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| 153 | * @return bool  | 
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| 154 | */  | 
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| 155 | View Code Duplication | public function __isset($property)  | 
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| 175 | }  | 
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| 176 |