Complex classes like Translation 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 Translation, and based on these observations, apply Extract Interface, too.
1 | <?php |
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8 | class Translation |
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9 | { |
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10 | protected $id; |
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11 | protected $context; |
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12 | protected $original; |
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13 | protected $translation = ''; |
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14 | protected $plural; |
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15 | protected $pluralTranslation = []; |
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16 | protected $references = []; |
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17 | protected $comments = []; |
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18 | protected $extractedComments = []; |
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19 | protected $flags = []; |
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20 | protected $disabled = false; |
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21 | |||
22 | /** |
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23 | * Generates the id of a translation (context + glue + original). |
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24 | * |
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25 | * @param string $context |
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26 | * @param string $original |
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27 | * |
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28 | * @return string |
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29 | */ |
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30 | public static function generateId($context, $original) |
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34 | |||
35 | /** |
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36 | * Construct. |
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37 | * |
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38 | * @param string $context The context of the translation |
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39 | * @param string $original The original string |
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40 | * @param string $plural The original plural string |
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41 | */ |
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42 | public function __construct($context, $original, $plural = '') |
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49 | |||
50 | /** |
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51 | * Clones this translation. |
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52 | * |
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53 | * @param null|string $context Optional new context |
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54 | * @param null|string $original Optional new original |
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55 | * |
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56 | * @return Translation |
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57 | */ |
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58 | public function getClone($context = null, $original = null) |
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72 | |||
73 | /** |
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74 | * Sets the id of this translation. |
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75 | * @warning The use of this function to set a custom ID will prevent |
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76 | * Translations::find from matching this translation. |
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77 | * |
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78 | * @param string $id |
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79 | */ |
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80 | public function setId($id) |
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84 | |||
85 | |||
86 | /** |
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87 | * Returns the id of this translation. |
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88 | * |
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89 | * @return string |
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90 | */ |
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91 | public function getId() |
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98 | |||
99 | /** |
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100 | * Checks whether the translation matches with the arguments. |
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101 | * |
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102 | * @param string $context |
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103 | * @param string $original |
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104 | * |
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105 | * @return bool |
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106 | */ |
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107 | public function is($context, $original = '') |
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111 | |||
112 | /** |
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113 | * Enable or disable the translation |
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114 | * |
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115 | * @param bool $disabled |
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116 | * |
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117 | * @return self |
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118 | */ |
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119 | public function setDisabled($disabled) |
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125 | |||
126 | /** |
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127 | * Returns whether the translation is disabled |
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128 | * |
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129 | * @return bool |
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130 | */ |
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131 | public function isDisabled() |
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135 | |||
136 | /** |
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137 | * Gets the original string. |
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138 | * |
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139 | * @return string |
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140 | */ |
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141 | public function getOriginal() |
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145 | |||
146 | /** |
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147 | * Checks if the original string is empty or not. |
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148 | * |
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149 | * @return bool |
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150 | */ |
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151 | public function hasOriginal() |
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155 | |||
156 | /** |
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157 | * Sets the translation string. |
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158 | * |
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159 | * @param string $translation |
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160 | * |
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161 | * @return self |
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162 | */ |
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163 | public function setTranslation($translation) |
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169 | |||
170 | /** |
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171 | * Gets the translation string. |
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172 | * |
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173 | * @return string |
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174 | */ |
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175 | public function getTranslation() |
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179 | |||
180 | /** |
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181 | * Checks if the translation string is empty or not. |
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182 | * |
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183 | * @return bool |
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184 | */ |
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185 | public function hasTranslation() |
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189 | |||
190 | /** |
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191 | * Sets the plural translation string. |
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192 | * |
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193 | * @param string $plural |
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194 | * |
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195 | * @return self |
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196 | */ |
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197 | public function setPlural($plural) |
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203 | |||
204 | /** |
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205 | * Gets the plural translation string. |
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206 | * |
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207 | * @return string |
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208 | */ |
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209 | public function getPlural() |
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213 | |||
214 | /** |
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215 | * Checks if the plural translation string is empty or not. |
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216 | * |
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217 | * @return bool |
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218 | */ |
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219 | public function hasPlural() |
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223 | |||
224 | /** |
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225 | * Set a new plural translation. |
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226 | * |
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227 | * @param array $plural |
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228 | * |
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229 | * @return self |
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230 | */ |
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231 | public function setPluralTranslations(array $plural) |
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237 | |||
238 | /** |
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239 | * Gets all plural translations. |
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240 | * |
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241 | * @param int $size |
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242 | * |
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243 | * @return array |
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244 | */ |
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245 | public function getPluralTranslations($size = null) |
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263 | |||
264 | /** |
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265 | * Checks if there are any plural translation. |
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266 | * |
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267 | * @param bool $checkContent |
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268 | * |
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269 | * @return bool |
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270 | */ |
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271 | public function hasPluralTranslations($checkContent = false) |
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279 | |||
280 | /** |
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281 | * Removes all plural translations. |
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282 | * |
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283 | * @return self |
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284 | */ |
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285 | public function deletePluralTranslation() |
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291 | |||
292 | /** |
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293 | * Gets the context of this translation. |
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294 | * |
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295 | * @return string |
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296 | */ |
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297 | public function getContext() |
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301 | |||
302 | /** |
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303 | * Checks if the context is empty or not. |
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304 | * |
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305 | * @return bool |
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306 | */ |
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307 | public function hasContext() |
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311 | |||
312 | /** |
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313 | * Adds a new reference for this translation. |
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314 | * |
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315 | * @param string $filename The file path where the translation has been found |
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316 | * @param null|int $line The line number where the translation has been found |
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317 | * |
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318 | * @return self |
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319 | */ |
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320 | public function addReference($filename, $line = null) |
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327 | |||
328 | /** |
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329 | * Checks if the translation has any reference. |
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330 | * |
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331 | * @return bool |
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332 | */ |
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333 | public function hasReferences() |
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337 | |||
338 | /** |
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339 | * Return all references for this translation. |
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340 | * |
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341 | * @return array |
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342 | */ |
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343 | public function getReferences() |
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347 | |||
348 | /** |
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349 | * Removes all references. |
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350 | * |
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351 | * @return self |
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352 | */ |
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353 | public function deleteReferences() |
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359 | |||
360 | /** |
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361 | * Adds a new comment for this translation. |
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362 | * |
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363 | * @param string $comment |
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364 | * |
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365 | * @return self |
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366 | */ |
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367 | public function addComment($comment) |
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375 | |||
376 | /** |
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377 | * Checks if the translation has any comment. |
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378 | * |
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379 | * @return bool |
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380 | */ |
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381 | public function hasComments() |
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385 | |||
386 | /** |
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387 | * Returns all comments for this translation. |
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388 | * |
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389 | * @return array |
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390 | */ |
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391 | public function getComments() |
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395 | |||
396 | /** |
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397 | * Removes all comments. |
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398 | * |
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399 | * @return self |
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400 | */ |
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401 | public function deleteComments() |
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407 | |||
408 | /** |
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409 | * Adds a new extracted comment for this translation. |
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410 | * |
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411 | * @param string $comment |
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412 | * |
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413 | * @return self |
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414 | */ |
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415 | public function addExtractedComment($comment) |
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423 | |||
424 | /** |
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425 | * Checks if the translation has any extracted comment. |
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426 | * |
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427 | * @return bool |
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428 | */ |
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429 | public function hasExtractedComments() |
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433 | |||
434 | /** |
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435 | * Returns all extracted comments for this translation. |
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436 | * |
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437 | * @return array |
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438 | */ |
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439 | public function getExtractedComments() |
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443 | |||
444 | /** |
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445 | * Removes all extracted comments. |
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446 | * |
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447 | * @return self |
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448 | */ |
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449 | public function deleteExtractedComments() |
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455 | |||
456 | /** |
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457 | * Adds a new flag for this translation. |
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458 | * |
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459 | * @param string $flag |
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460 | * |
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461 | * @return self |
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462 | */ |
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463 | public function addFlag($flag) |
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471 | |||
472 | /** |
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473 | * Checks if the translation has any flag. |
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474 | * |
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475 | * @return bool |
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476 | */ |
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477 | public function hasFlags() |
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481 | |||
482 | /** |
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483 | * Returns all extracted flags for this translation. |
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484 | * |
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485 | * @return array |
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486 | */ |
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487 | public function getFlags() |
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491 | |||
492 | /** |
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493 | * Removes all flags. |
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494 | * |
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495 | * @return self |
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496 | */ |
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497 | public function deleteFlags() |
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503 | |||
504 | /** |
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505 | * Merges this translation with other translation. |
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506 | * |
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507 | * @param Translation $translation The translation to merge with |
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508 | * @param int $options |
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509 | * |
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510 | * @return self |
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511 | */ |
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512 | public function mergeWith(Translation $translation, $options = Merge::DEFAULTS) |
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522 | } |
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523 |