Complex classes like AbstractLocale often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use AbstractLocale, and based on these observations, apply Extract Interface, too.
1 | <?php |
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29 | abstract class AbstractLocale |
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30 | { |
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31 | /** |
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32 | * isMultiByte - does locale depend on multi-byte characters? |
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33 | * |
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34 | * @return bool true always true with UTF-8 |
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35 | * |
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36 | * @deprecated since 2.6.0 -- UTF-8 is always used |
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37 | */ |
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38 | 1 | public static function isMultiByte() |
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42 | |||
43 | /** |
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44 | * isRtl - is text order right to left? |
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45 | * |
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46 | * @return bool true if right to left |
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47 | */ |
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48 | 1 | public static function isRtl() |
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52 | |||
53 | /** |
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54 | * todo, do not forget to set this on locale load |
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55 | */ |
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56 | 1 | public static function setLocale() |
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60 | |||
61 | /** |
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62 | * getCharset - return current character set, always UTF-8 |
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63 | * |
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64 | * @return string character set |
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65 | */ |
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66 | 18 | public static function getCharset() |
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70 | |||
71 | /** |
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72 | * getLocale - return the current locale |
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73 | * |
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74 | * @return string |
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75 | */ |
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76 | 6 | public static function getLocale() |
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80 | |||
81 | /** |
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82 | * getLangCode - return language code for the current locale (locale with '-' separator) |
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83 | * |
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84 | * @return string |
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85 | */ |
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86 | 15 | public static function getLangCode() |
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90 | |||
91 | /** |
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92 | * getLegacyLanguage - return legacy language code for the current locale |
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93 | * @return string |
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94 | */ |
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95 | 7 | public static function getLegacyLanguage() |
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100 | |||
101 | /** |
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102 | * @return string |
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103 | */ |
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104 | 1 | public static function getTimezone() |
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108 | |||
109 | /** |
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110 | * The generic css fonts are: |
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111 | * - cursive |
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112 | * - fantasy |
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113 | * - monospace |
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114 | * - sans-serif |
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115 | * - serif |
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116 | * |
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117 | * @return string[] |
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118 | */ |
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119 | 2 | public static function getFonts() |
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131 | |||
132 | /** |
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133 | * The css should adjust based on the |
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134 | * html:lang(ja) { |
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135 | * font-size: 150%; |
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136 | * } |
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137 | * Then classes can be relative to that base em |
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138 | * CJK fonts may need to be shown in a larger size due to complex glyphs |
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139 | * |
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140 | * @return array |
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141 | */ |
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142 | 1 | public static function getFontSizes() |
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154 | |||
155 | /** |
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156 | * @return string[] |
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157 | */ |
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158 | 1 | public static function getAdminRssUrls() |
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162 | |||
163 | /** |
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164 | * @param mixed $str |
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165 | * @param integer $start |
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166 | * @param integer $length |
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167 | * @param string $ellipsis |
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168 | * |
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169 | * @return string |
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170 | */ |
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171 | 1 | public static function substr($str, $start, $length, $ellipsis = '…') |
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176 | |||
177 | /** |
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178 | * filter to UTF-8, converts invalid $text as CP1252 and forces NFC normalization |
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179 | * |
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180 | * @param mixed $text |
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181 | * |
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182 | * @return string |
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183 | */ |
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184 | 1 | public static function utf8_encode($text) |
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188 | |||
189 | /** |
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190 | * @param mixed $text |
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191 | * @param string $to |
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192 | * @param string $from |
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193 | * |
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194 | * @return string |
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195 | * |
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196 | * @deprecated |
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197 | */ |
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198 | 1 | public static function convert_encoding($text, $to = 'utf-8', $from = '') |
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202 | |||
203 | /** |
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204 | * XoopsLocalAbstract::trim() |
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205 | * |
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206 | * @param mixed $text |
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207 | * |
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208 | * @return string |
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209 | */ |
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210 | 1 | public static function trim($text) |
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216 | |||
217 | /** |
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218 | * Function to display formatted times in user timezone |
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219 | * |
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220 | * @param mixed $time |
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221 | * @param string $format Format codes () |
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222 | * 's' or 'short' - short; |
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223 | * 'm' or 'medium' - medium; |
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224 | * 'l' or 'long' - long; |
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225 | * 'c' or 'custom' - format determined according to interval to present; |
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226 | * 'e' or 'elapse' - Elapsed; |
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227 | * 'mysql' - Y-m-d H:i:s; |
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228 | * 'rss' |
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229 | * |
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230 | * @return string |
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231 | */ |
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232 | 36 | public static function formatTimestamp($time, $format = 'l') |
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304 | |||
305 | /** |
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306 | * @param int $number |
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307 | * |
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308 | * @return string |
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309 | */ |
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310 | 1 | public static function number_format($number) |
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314 | |||
315 | /** |
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316 | * @param string $format |
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317 | * @param string $number |
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318 | * |
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319 | * @return string |
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320 | */ |
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321 | 1 | public static function money_format($format, $number) |
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331 | |||
332 | /** |
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333 | * Sort array values according to current locale rules, maintaining index association |
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334 | * |
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335 | * @param array $array to sort |
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336 | * @return void |
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337 | */ |
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338 | 5 | public static function asort(&$array) |
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348 | } |
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349 |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.