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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| 33 | class EccubeExtension extends \Twig_Extension  | 
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| 34 | { | 
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| 35 | private $app;  | 
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| 36 | |||
| 37 | 1178 | public function __construct(Application $app)  | 
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| 41 | |||
| 42 | /**  | 
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| 43 | * Returns a list of functions to add to the existing list.  | 
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| 44 | *  | 
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| 45 | * @return array An array of functions  | 
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| 46 | */  | 
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| 47 | 96 | public function getFunctions()  | 
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| 91 | |||
| 92 | /**  | 
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| 93 | * Returns a list of filters.  | 
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| 94 | *  | 
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| 95 | 10 | * @return array  | 
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| 96 | */  | 
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| 97 | 10 | public function getFilters()  | 
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| 107 | |||
| 108 | 142 | public function getTokenParsers()  | 
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| 112 | |||
| 113 | 142 | /**  | 
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| 114 | * Name of this extension  | 
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| 115 | *  | 
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| 116 | * @return string  | 
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| 117 | */  | 
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| 118 | public function getName()  | 
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| 122 | |||
| 123 | 27 | /**  | 
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| 124 | 27 | * Name of this extension  | 
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| 125 | *  | 
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| 126 | * @return string  | 
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| 127 | */  | 
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| 128 | public function getCalcIncTax($price, $tax_rate, $tax_rule)  | 
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| 132 | 8 | ||
| 133 | /**  | 
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| 134 | 8 | * Name of this extension  | 
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| 135 | *  | 
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| 136 | * @param array $menus  | 
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| 137 | * @return array  | 
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| 138 | */  | 
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| 139 | public function getActiveMenus($menus = array())  | 
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| 148 | |||
| 149 | /**  | 
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| 150 | * Name of this extension  | 
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| 151 | *  | 
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| 152 | * @return string  | 
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| 153 | */  | 
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| 154 | public function getCsrfTokenForAnchor()  | 
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| 159 | 87 | ||
| 160 | /**  | 
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| 161 | 87 | * return No Image filename  | 
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| 162 | *  | 
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| 163 | * @return string  | 
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| 164 | */  | 
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| 165 | public function getNoImageProduct($image)  | 
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| 169 | |||
| 170 | /**  | 
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| 171 | * Name of this extension  | 
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| 172 | *  | 
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| 173 | * @return string  | 
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| 174 | */  | 
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| 175 | public function getDateFormatFilter($date, $value = '', $format = 'Y/m/d')  | 
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| 183 | |||
| 184 | /**  | 
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| 185 | * Name of this extension  | 
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| 186 | *  | 
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| 187 | * @return string  | 
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| 188 | */  | 
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| 189 | public function getPriceFilter($number, $decimals = 0, $decPoint = '.', $thousandsSep = ',')  | 
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| 196 | |||
| 197 | 225 | /**  | 
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| 198 | * Name of this extension  | 
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| 199 | 225 | *  | 
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| 200 | * @return string  | 
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| 201 | */  | 
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| 202 | public function getEllipsis($value, $length = 100, $end = '...')  | 
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| 206 | |||
| 207 | /**  | 
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| 208 | * Name of this extension  | 
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| 209 | *  | 
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| 210 | * @return string  | 
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| 211 | */  | 
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| 212 | public function getTimeAgo($date)  | 
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| 216 | |||
| 217 | /**  | 
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| 218 | 216 | * bind から URL へ変換します。  | 
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| 219 | * \Symfony\Bridge\Twig\Extension\RoutingExtension::getPath の処理を拡張し、  | 
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| 220 | 216 | * RouteNotFoundException 発生時に E_USER_WARNING を発生させ、  | 
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| 221 |      * 文字列 "/404?bind={bind}" を返します。 | 
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| 222 | 216 | *  | 
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| 223 | * @param string $name  | 
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| 224 | * @param array $parameters  | 
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| 225 | * @param boolean $relative  | 
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| 226 | * @return string URL  | 
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| 227 | */  | 
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| 228 | View Code Duplication | public function getPath($name, $parameters = array(), $relative = false)  | 
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| 239 | |||
| 240 | /**  | 
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| 241 | * bind から URL へ変換します。  | 
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| 242 | * \Symfony\Bridge\Twig\Extension\RoutingExtension::getUrl の処理を拡張し、  | 
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| 243 | * RouteNotFoundException 発生時に E_USER_WARNING を発生させ、  | 
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| 244 |      * 文字列 "/404?bind={bind}" を返します。 | 
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| 245 | *  | 
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| 246 | * @param string $name  | 
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| 247 | * @param array $parameters  | 
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| 248 | * @param boolean $schemeRelative  | 
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| 249 | * @return string URL  | 
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| 250 | */  | 
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| 251 | View Code Duplication | public function getUrl($name, $parameters = array(), $schemeRelative = false)  | 
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| 262 | |||
| 263 | /**  | 
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| 264 | * Check if the value is object  | 
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| 265 | *  | 
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| 266 | * @param object $value  | 
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| 267 | * @return bool  | 
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| 268 | */  | 
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| 269 | public function isObject($value)  | 
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| 273 | }  | 
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| 274 |