Matthias Andreas Benkard | 7b2a3a1 | 2021-08-16 10:57:25 +0200 | [diff] [blame^] | 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This file is part of the Carbon package. |
| 5 | * |
| 6 | * (c) Brian Nesbitt <brian@nesbot.com> |
| 7 | * |
| 8 | * For the full copyright and license information, please view the LICENSE |
| 9 | * file that was distributed with this source code. |
| 10 | */ |
| 11 | namespace Carbon\Traits; |
| 12 | |
| 13 | use Carbon\CarbonInterface; |
| 14 | use Carbon\Exceptions\InvalidTypeException; |
| 15 | use Carbon\Exceptions\NotLocaleAwareException; |
| 16 | use Carbon\Language; |
| 17 | use Carbon\Translator; |
| 18 | use Closure; |
| 19 | use Symfony\Component\Translation\TranslatorBagInterface; |
| 20 | use Symfony\Component\Translation\TranslatorInterface; |
| 21 | use Symfony\Contracts\Translation\LocaleAwareInterface; |
| 22 | use Symfony\Contracts\Translation\TranslatorInterface as ContractsTranslatorInterface; |
| 23 | |
| 24 | if (!interface_exists('Symfony\\Component\\Translation\\TranslatorInterface')) { |
| 25 | class_alias( |
| 26 | 'Symfony\\Contracts\\Translation\\TranslatorInterface', |
| 27 | 'Symfony\\Component\\Translation\\TranslatorInterface' |
| 28 | ); |
| 29 | } |
| 30 | |
| 31 | /** |
| 32 | * Trait Localization. |
| 33 | * |
| 34 | * Embed default and locale translators and translation base methods. |
| 35 | */ |
| 36 | trait Localization |
| 37 | { |
| 38 | /** |
| 39 | * Default translator. |
| 40 | * |
| 41 | * @var \Symfony\Component\Translation\TranslatorInterface |
| 42 | */ |
| 43 | protected static $translator; |
| 44 | |
| 45 | /** |
| 46 | * Specific translator of the current instance. |
| 47 | * |
| 48 | * @var \Symfony\Component\Translation\TranslatorInterface |
| 49 | */ |
| 50 | protected $localTranslator; |
| 51 | |
| 52 | /** |
| 53 | * Options for diffForHumans(). |
| 54 | * |
| 55 | * @var int |
| 56 | */ |
| 57 | protected static $humanDiffOptions = CarbonInterface::NO_ZERO_DIFF; |
| 58 | |
| 59 | /** |
| 60 | * @deprecated To avoid conflict between different third-party libraries, static setters should not be used. |
| 61 | * You should rather use the ->settings() method. |
| 62 | * @see settings |
| 63 | * |
| 64 | * @param int $humanDiffOptions |
| 65 | */ |
| 66 | public static function setHumanDiffOptions($humanDiffOptions) |
| 67 | { |
| 68 | static::$humanDiffOptions = $humanDiffOptions; |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * @deprecated To avoid conflict between different third-party libraries, static setters should not be used. |
| 73 | * You should rather use the ->settings() method. |
| 74 | * @see settings |
| 75 | * |
| 76 | * @param int $humanDiffOption |
| 77 | */ |
| 78 | public static function enableHumanDiffOption($humanDiffOption) |
| 79 | { |
| 80 | static::$humanDiffOptions = static::getHumanDiffOptions() | $humanDiffOption; |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * @deprecated To avoid conflict between different third-party libraries, static setters should not be used. |
| 85 | * You should rather use the ->settings() method. |
| 86 | * @see settings |
| 87 | * |
| 88 | * @param int $humanDiffOption |
| 89 | */ |
| 90 | public static function disableHumanDiffOption($humanDiffOption) |
| 91 | { |
| 92 | static::$humanDiffOptions = static::getHumanDiffOptions() & ~$humanDiffOption; |
| 93 | } |
| 94 | |
| 95 | /** |
| 96 | * Return default humanDiff() options (merged flags as integer). |
| 97 | * |
| 98 | * @return int |
| 99 | */ |
| 100 | public static function getHumanDiffOptions() |
| 101 | { |
| 102 | return static::$humanDiffOptions; |
| 103 | } |
| 104 | |
| 105 | /** |
| 106 | * Get the default translator instance in use. |
| 107 | * |
| 108 | * @return \Symfony\Component\Translation\TranslatorInterface |
| 109 | */ |
| 110 | public static function getTranslator() |
| 111 | { |
| 112 | return static::translator(); |
| 113 | } |
| 114 | |
| 115 | /** |
| 116 | * Set the default translator instance to use. |
| 117 | * |
| 118 | * @param \Symfony\Component\Translation\TranslatorInterface $translator |
| 119 | * |
| 120 | * @return void |
| 121 | */ |
| 122 | public static function setTranslator(TranslatorInterface $translator) |
| 123 | { |
| 124 | static::$translator = $translator; |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Return true if the current instance has its own translator. |
| 129 | * |
| 130 | * @return bool |
| 131 | */ |
| 132 | public function hasLocalTranslator() |
| 133 | { |
| 134 | return isset($this->localTranslator); |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * Get the translator of the current instance or the default if none set. |
| 139 | * |
| 140 | * @return \Symfony\Component\Translation\TranslatorInterface |
| 141 | */ |
| 142 | public function getLocalTranslator() |
| 143 | { |
| 144 | return $this->localTranslator ?: static::translator(); |
| 145 | } |
| 146 | |
| 147 | /** |
| 148 | * Set the translator for the current instance. |
| 149 | * |
| 150 | * @param \Symfony\Component\Translation\TranslatorInterface $translator |
| 151 | * |
| 152 | * @return $this |
| 153 | */ |
| 154 | public function setLocalTranslator(TranslatorInterface $translator) |
| 155 | { |
| 156 | $this->localTranslator = $translator; |
| 157 | |
| 158 | return $this; |
| 159 | } |
| 160 | |
| 161 | /** |
| 162 | * Returns raw translation message for a given key. |
| 163 | * |
| 164 | * @param \Symfony\Component\Translation\TranslatorInterface $translator the translator to use |
| 165 | * @param string $key key to find |
| 166 | * @param string|null $locale current locale used if null |
| 167 | * @param string|null $default default value if translation returns the key |
| 168 | * |
| 169 | * @return string |
| 170 | */ |
| 171 | public static function getTranslationMessageWith($translator, string $key, ?string $locale = null, ?string $default = null) |
| 172 | { |
| 173 | if (!($translator instanceof TranslatorBagInterface && $translator instanceof TranslatorInterface)) { |
| 174 | throw new InvalidTypeException( |
| 175 | 'Translator does not implement '.TranslatorInterface::class.' and '.TranslatorBagInterface::class.'. '. |
| 176 | (\is_object($translator) ? \get_class($translator) : \gettype($translator)).' has been given.' |
| 177 | ); |
| 178 | } |
| 179 | |
| 180 | if (!$locale && $translator instanceof LocaleAwareInterface) { |
| 181 | $locale = $translator->getLocale(); |
| 182 | } |
| 183 | |
| 184 | $result = $translator->getCatalogue($locale)->get($key); |
| 185 | |
| 186 | return $result === $key ? $default : $result; |
| 187 | } |
| 188 | |
| 189 | /** |
| 190 | * Returns raw translation message for a given key. |
| 191 | * |
| 192 | * @param string $key key to find |
| 193 | * @param string|null $locale current locale used if null |
| 194 | * @param string|null $default default value if translation returns the key |
| 195 | * @param \Symfony\Component\Translation\TranslatorInterface $translator an optional translator to use |
| 196 | * |
| 197 | * @return string |
| 198 | */ |
| 199 | public function getTranslationMessage(string $key, ?string $locale = null, ?string $default = null, $translator = null) |
| 200 | { |
| 201 | return static::getTranslationMessageWith($translator ?: $this->getLocalTranslator(), $key, $locale, $default); |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * Translate using translation string or callback available. |
| 206 | * |
| 207 | * @param \Symfony\Component\Translation\TranslatorInterface $translator |
| 208 | * @param string $key |
| 209 | * @param array $parameters |
| 210 | * @param null $number |
| 211 | * |
| 212 | * @return string |
| 213 | */ |
| 214 | public static function translateWith(TranslatorInterface $translator, string $key, array $parameters = [], $number = null): string |
| 215 | { |
| 216 | $message = static::getTranslationMessageWith($translator, $key, null, $key); |
| 217 | if ($message instanceof Closure) { |
| 218 | return (string) $message(...array_values($parameters)); |
| 219 | } |
| 220 | |
| 221 | if ($number !== null) { |
| 222 | $parameters['%count%'] = $number; |
| 223 | } |
| 224 | if (isset($parameters['%count%'])) { |
| 225 | $parameters[':count'] = $parameters['%count%']; |
| 226 | } |
| 227 | |
| 228 | // @codeCoverageIgnoreStart |
| 229 | $choice = $translator instanceof ContractsTranslatorInterface |
| 230 | ? $translator->trans($key, $parameters) |
| 231 | : $translator->transChoice($key, $number, $parameters); |
| 232 | // @codeCoverageIgnoreEnd |
| 233 | |
| 234 | return (string) $choice; |
| 235 | } |
| 236 | |
| 237 | /** |
| 238 | * Translate using translation string or callback available. |
| 239 | * |
| 240 | * @param string $key |
| 241 | * @param array $parameters |
| 242 | * @param string|int|float|null $number |
| 243 | * @param \Symfony\Component\Translation\TranslatorInterface $translator |
| 244 | * |
| 245 | * @return string |
| 246 | */ |
| 247 | public function translate(string $key, array $parameters = [], $number = null, ?TranslatorInterface $translator = null, bool $altNumbers = false): string |
| 248 | { |
| 249 | $translation = static::translateWith($translator ?: $this->getLocalTranslator(), $key, $parameters, $number); |
| 250 | |
| 251 | if ($number !== null && $altNumbers) { |
| 252 | return str_replace($number, $this->translateNumber($number), $translation); |
| 253 | } |
| 254 | |
| 255 | return $translation; |
| 256 | } |
| 257 | |
| 258 | /** |
| 259 | * Returns the alternative number for a given integer if available in the current locale. |
| 260 | * |
| 261 | * @param int $number |
| 262 | * |
| 263 | * @return string |
| 264 | */ |
| 265 | public function translateNumber(int $number): string |
| 266 | { |
| 267 | $translateKey = "alt_numbers.$number"; |
| 268 | $symbol = $this->translate($translateKey); |
| 269 | |
| 270 | if ($symbol !== $translateKey) { |
| 271 | return $symbol; |
| 272 | } |
| 273 | |
| 274 | if ($number > 99 && $this->translate('alt_numbers.99') !== 'alt_numbers.99') { |
| 275 | $start = ''; |
| 276 | foreach ([10000, 1000, 100] as $exp) { |
| 277 | $key = "alt_numbers_pow.$exp"; |
| 278 | if ($number >= $exp && $number < $exp * 10 && ($pow = $this->translate($key)) !== $key) { |
| 279 | $unit = floor($number / $exp); |
| 280 | $number -= $unit * $exp; |
| 281 | $start .= ($unit > 1 ? $this->translate("alt_numbers.$unit") : '').$pow; |
| 282 | } |
| 283 | } |
| 284 | $result = ''; |
| 285 | while ($number) { |
| 286 | $chunk = $number % 100; |
| 287 | $result = $this->translate("alt_numbers.$chunk").$result; |
| 288 | $number = floor($number / 100); |
| 289 | } |
| 290 | |
| 291 | return "$start$result"; |
| 292 | } |
| 293 | |
| 294 | if ($number > 9 && $this->translate('alt_numbers.9') !== 'alt_numbers.9') { |
| 295 | $result = ''; |
| 296 | while ($number) { |
| 297 | $chunk = $number % 10; |
| 298 | $result = $this->translate("alt_numbers.$chunk").$result; |
| 299 | $number = floor($number / 10); |
| 300 | } |
| 301 | |
| 302 | return $result; |
| 303 | } |
| 304 | |
| 305 | return (string) $number; |
| 306 | } |
| 307 | |
| 308 | /** |
| 309 | * Translate a time string from a locale to an other. |
| 310 | * |
| 311 | * @param string $timeString date/time/duration string to translate (may also contain English) |
| 312 | * @param string|null $from input locale of the $timeString parameter (`Carbon::getLocale()` by default) |
| 313 | * @param string|null $to output locale of the result returned (`"en"` by default) |
| 314 | * @param int $mode specify what to translate with options: |
| 315 | * - CarbonInterface::TRANSLATE_ALL (default) |
| 316 | * - CarbonInterface::TRANSLATE_MONTHS |
| 317 | * - CarbonInterface::TRANSLATE_DAYS |
| 318 | * - CarbonInterface::TRANSLATE_UNITS |
| 319 | * - CarbonInterface::TRANSLATE_MERIDIEM |
| 320 | * You can use pipe to group: CarbonInterface::TRANSLATE_MONTHS | CarbonInterface::TRANSLATE_DAYS |
| 321 | * |
| 322 | * @return string |
| 323 | */ |
| 324 | public static function translateTimeString($timeString, $from = null, $to = null, $mode = CarbonInterface::TRANSLATE_ALL) |
| 325 | { |
| 326 | // Fallback source and destination locales |
| 327 | $from = $from ?: static::getLocale(); |
| 328 | $to = $to ?: 'en'; |
| 329 | |
| 330 | if ($from === $to) { |
| 331 | return $timeString; |
| 332 | } |
| 333 | |
| 334 | // Standardize apostrophe |
| 335 | $timeString = strtr($timeString, ['’' => "'"]); |
| 336 | |
| 337 | $fromTranslations = []; |
| 338 | $toTranslations = []; |
| 339 | |
| 340 | foreach (['from', 'to'] as $key) { |
| 341 | $language = $$key; |
| 342 | $translator = Translator::get($language); |
| 343 | $translations = $translator->getMessages(); |
| 344 | |
| 345 | if (!isset($translations[$language])) { |
| 346 | return $timeString; |
| 347 | } |
| 348 | |
| 349 | $translationKey = $key.'Translations'; |
| 350 | $messages = $translations[$language]; |
| 351 | $months = $messages['months'] ?? []; |
| 352 | $weekdays = $messages['weekdays'] ?? []; |
| 353 | $meridiem = $messages['meridiem'] ?? ['AM', 'PM']; |
| 354 | |
| 355 | if ($key === 'from') { |
| 356 | foreach (['months', 'weekdays'] as $variable) { |
| 357 | $list = $messages[$variable.'_standalone'] ?? null; |
| 358 | |
| 359 | if ($list) { |
| 360 | foreach ($$variable as $index => &$name) { |
| 361 | $name .= '|'.$messages[$variable.'_standalone'][$index]; |
| 362 | } |
| 363 | } |
| 364 | } |
| 365 | } |
| 366 | |
| 367 | $$translationKey = array_merge( |
| 368 | $mode & CarbonInterface::TRANSLATE_MONTHS ? static::getTranslationArray($months, 12, $timeString) : [], |
| 369 | $mode & CarbonInterface::TRANSLATE_MONTHS ? static::getTranslationArray($messages['months_short'] ?? [], 12, $timeString) : [], |
| 370 | $mode & CarbonInterface::TRANSLATE_DAYS ? static::getTranslationArray($weekdays, 7, $timeString) : [], |
| 371 | $mode & CarbonInterface::TRANSLATE_DAYS ? static::getTranslationArray($messages['weekdays_short'] ?? [], 7, $timeString) : [], |
| 372 | $mode & CarbonInterface::TRANSLATE_DIFF ? static::translateWordsByKeys([ |
| 373 | 'diff_now', |
| 374 | 'diff_today', |
| 375 | 'diff_yesterday', |
| 376 | 'diff_tomorrow', |
| 377 | 'diff_before_yesterday', |
| 378 | 'diff_after_tomorrow', |
| 379 | ], $messages, $key) : [], |
| 380 | $mode & CarbonInterface::TRANSLATE_UNITS ? static::translateWordsByKeys([ |
| 381 | 'year', |
| 382 | 'month', |
| 383 | 'week', |
| 384 | 'day', |
| 385 | 'hour', |
| 386 | 'minute', |
| 387 | 'second', |
| 388 | ], $messages, $key) : [], |
| 389 | $mode & CarbonInterface::TRANSLATE_MERIDIEM ? array_map(function ($hour) use ($meridiem) { |
| 390 | if (\is_array($meridiem)) { |
| 391 | return $meridiem[$hour < 12 ? 0 : 1]; |
| 392 | } |
| 393 | |
| 394 | return $meridiem($hour, 0, false); |
| 395 | }, range(0, 23)) : [] |
| 396 | ); |
| 397 | } |
| 398 | |
| 399 | return substr(preg_replace_callback('/(?<=[\d\s+.\/,_-])('.implode('|', $fromTranslations).')(?=[\d\s+.\/,_-])/iu', function ($match) use ($fromTranslations, $toTranslations) { |
| 400 | [$chunk] = $match; |
| 401 | |
| 402 | foreach ($fromTranslations as $index => $word) { |
| 403 | if (preg_match("/^$word\$/iu", $chunk)) { |
| 404 | return $toTranslations[$index] ?? ''; |
| 405 | } |
| 406 | } |
| 407 | |
| 408 | return $chunk; // @codeCoverageIgnore |
| 409 | }, " $timeString "), 1, -1); |
| 410 | } |
| 411 | |
| 412 | /** |
| 413 | * Translate a time string from the current locale (`$date->locale()`) to an other. |
| 414 | * |
| 415 | * @param string $timeString time string to translate |
| 416 | * @param string|null $to output locale of the result returned ("en" by default) |
| 417 | * |
| 418 | * @return string |
| 419 | */ |
| 420 | public function translateTimeStringTo($timeString, $to = null) |
| 421 | { |
| 422 | return static::translateTimeString($timeString, $this->getTranslatorLocale(), $to); |
| 423 | } |
| 424 | |
| 425 | /** |
| 426 | * Get/set the locale for the current instance. |
| 427 | * |
| 428 | * @param string|null $locale |
| 429 | * @param string ...$fallbackLocales |
| 430 | * |
| 431 | * @return $this|string |
| 432 | */ |
| 433 | public function locale(string $locale = null, ...$fallbackLocales) |
| 434 | { |
| 435 | if ($locale === null) { |
| 436 | return $this->getTranslatorLocale(); |
| 437 | } |
| 438 | |
| 439 | if (!$this->localTranslator || $this->getTranslatorLocale($this->localTranslator) !== $locale) { |
| 440 | $translator = Translator::get($locale); |
| 441 | |
| 442 | if (!empty($fallbackLocales)) { |
| 443 | $translator->setFallbackLocales($fallbackLocales); |
| 444 | |
| 445 | foreach ($fallbackLocales as $fallbackLocale) { |
| 446 | $messages = Translator::get($fallbackLocale)->getMessages(); |
| 447 | |
| 448 | if (isset($messages[$fallbackLocale])) { |
| 449 | $translator->setMessages($fallbackLocale, $messages[$fallbackLocale]); |
| 450 | } |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | $this->setLocalTranslator($translator); |
| 455 | } |
| 456 | |
| 457 | return $this; |
| 458 | } |
| 459 | |
| 460 | /** |
| 461 | * Get the current translator locale. |
| 462 | * |
| 463 | * @return string |
| 464 | */ |
| 465 | public static function getLocale() |
| 466 | { |
| 467 | return static::getLocaleAwareTranslator()->getLocale(); |
| 468 | } |
| 469 | |
| 470 | /** |
| 471 | * Set the current translator locale and indicate if the source locale file exists. |
| 472 | * Pass 'auto' as locale to use closest language from the current LC_TIME locale. |
| 473 | * |
| 474 | * @param string $locale locale ex. en |
| 475 | * |
| 476 | * @return bool |
| 477 | */ |
| 478 | public static function setLocale($locale) |
| 479 | { |
| 480 | return static::getLocaleAwareTranslator()->setLocale($locale) !== false; |
| 481 | } |
| 482 | |
| 483 | /** |
| 484 | * Set the fallback locale. |
| 485 | * |
| 486 | * @see https://symfony.com/doc/current/components/translation.html#fallback-locales |
| 487 | * |
| 488 | * @param string $locale |
| 489 | */ |
| 490 | public static function setFallbackLocale($locale) |
| 491 | { |
| 492 | $translator = static::getTranslator(); |
| 493 | |
| 494 | if (method_exists($translator, 'setFallbackLocales')) { |
| 495 | $translator->setFallbackLocales([$locale]); |
| 496 | |
| 497 | if ($translator instanceof Translator) { |
| 498 | $preferredLocale = $translator->getLocale(); |
| 499 | $translator->setMessages($preferredLocale, array_replace_recursive( |
| 500 | $translator->getMessages()[$locale] ?? [], |
| 501 | Translator::get($locale)->getMessages()[$locale] ?? [], |
| 502 | $translator->getMessages($preferredLocale) |
| 503 | )); |
| 504 | } |
| 505 | } |
| 506 | } |
| 507 | |
| 508 | /** |
| 509 | * Get the fallback locale. |
| 510 | * |
| 511 | * @see https://symfony.com/doc/current/components/translation.html#fallback-locales |
| 512 | * |
| 513 | * @return string|null |
| 514 | */ |
| 515 | public static function getFallbackLocale() |
| 516 | { |
| 517 | $translator = static::getTranslator(); |
| 518 | |
| 519 | if (method_exists($translator, 'getFallbackLocales')) { |
| 520 | return $translator->getFallbackLocales()[0] ?? null; |
| 521 | } |
| 522 | |
| 523 | return null; |
| 524 | } |
| 525 | |
| 526 | /** |
| 527 | * Set the current locale to the given, execute the passed function, reset the locale to previous one, |
| 528 | * then return the result of the closure (or null if the closure was void). |
| 529 | * |
| 530 | * @param string $locale locale ex. en |
| 531 | * @param callable $func |
| 532 | * |
| 533 | * @return mixed |
| 534 | */ |
| 535 | public static function executeWithLocale($locale, $func) |
| 536 | { |
| 537 | $currentLocale = static::getLocale(); |
| 538 | $result = $func(static::setLocale($locale) ? static::getLocale() : false, static::translator()); |
| 539 | static::setLocale($currentLocale); |
| 540 | |
| 541 | return $result; |
| 542 | } |
| 543 | |
| 544 | /** |
| 545 | * Returns true if the given locale is internally supported and has short-units support. |
| 546 | * Support is considered enabled if either year, day or hour has a short variant translated. |
| 547 | * |
| 548 | * @param string $locale locale ex. en |
| 549 | * |
| 550 | * @return bool |
| 551 | */ |
| 552 | public static function localeHasShortUnits($locale) |
| 553 | { |
| 554 | return static::executeWithLocale($locale, function ($newLocale, TranslatorInterface $translator) { |
| 555 | return $newLocale && |
| 556 | ( |
| 557 | ($y = static::translateWith($translator, 'y')) !== 'y' && |
| 558 | $y !== static::translateWith($translator, 'year') |
| 559 | ) || ( |
| 560 | ($y = static::translateWith($translator, 'd')) !== 'd' && |
| 561 | $y !== static::translateWith($translator, 'day') |
| 562 | ) || ( |
| 563 | ($y = static::translateWith($translator, 'h')) !== 'h' && |
| 564 | $y !== static::translateWith($translator, 'hour') |
| 565 | ); |
| 566 | }); |
| 567 | } |
| 568 | |
| 569 | /** |
| 570 | * Returns true if the given locale is internally supported and has diff syntax support (ago, from now, before, after). |
| 571 | * Support is considered enabled if the 4 sentences are translated in the given locale. |
| 572 | * |
| 573 | * @param string $locale locale ex. en |
| 574 | * |
| 575 | * @return bool |
| 576 | */ |
| 577 | public static function localeHasDiffSyntax($locale) |
| 578 | { |
| 579 | return static::executeWithLocale($locale, function ($newLocale, TranslatorInterface $translator) { |
| 580 | if (!$newLocale) { |
| 581 | return false; |
| 582 | } |
| 583 | |
| 584 | foreach (['ago', 'from_now', 'before', 'after'] as $key) { |
| 585 | if ($translator instanceof TranslatorBagInterface && $translator->getCatalogue($newLocale)->get($key) instanceof Closure) { |
| 586 | continue; |
| 587 | } |
| 588 | |
| 589 | if ($translator->trans($key) === $key) { |
| 590 | return false; |
| 591 | } |
| 592 | } |
| 593 | |
| 594 | return true; |
| 595 | }); |
| 596 | } |
| 597 | |
| 598 | /** |
| 599 | * Returns true if the given locale is internally supported and has words for 1-day diff (just now, yesterday, tomorrow). |
| 600 | * Support is considered enabled if the 3 words are translated in the given locale. |
| 601 | * |
| 602 | * @param string $locale locale ex. en |
| 603 | * |
| 604 | * @return bool |
| 605 | */ |
| 606 | public static function localeHasDiffOneDayWords($locale) |
| 607 | { |
| 608 | return static::executeWithLocale($locale, function ($newLocale, TranslatorInterface $translator) { |
| 609 | return $newLocale && |
| 610 | $translator->trans('diff_now') !== 'diff_now' && |
| 611 | $translator->trans('diff_yesterday') !== 'diff_yesterday' && |
| 612 | $translator->trans('diff_tomorrow') !== 'diff_tomorrow'; |
| 613 | }); |
| 614 | } |
| 615 | |
| 616 | /** |
| 617 | * Returns true if the given locale is internally supported and has words for 2-days diff (before yesterday, after tomorrow). |
| 618 | * Support is considered enabled if the 2 words are translated in the given locale. |
| 619 | * |
| 620 | * @param string $locale locale ex. en |
| 621 | * |
| 622 | * @return bool |
| 623 | */ |
| 624 | public static function localeHasDiffTwoDayWords($locale) |
| 625 | { |
| 626 | return static::executeWithLocale($locale, function ($newLocale, TranslatorInterface $translator) { |
| 627 | return $newLocale && |
| 628 | $translator->trans('diff_before_yesterday') !== 'diff_before_yesterday' && |
| 629 | $translator->trans('diff_after_tomorrow') !== 'diff_after_tomorrow'; |
| 630 | }); |
| 631 | } |
| 632 | |
| 633 | /** |
| 634 | * Returns true if the given locale is internally supported and has period syntax support (X times, every X, from X, to X). |
| 635 | * Support is considered enabled if the 4 sentences are translated in the given locale. |
| 636 | * |
| 637 | * @param string $locale locale ex. en |
| 638 | * |
| 639 | * @return bool |
| 640 | */ |
| 641 | public static function localeHasPeriodSyntax($locale) |
| 642 | { |
| 643 | return static::executeWithLocale($locale, function ($newLocale, TranslatorInterface $translator) { |
| 644 | return $newLocale && |
| 645 | $translator->trans('period_recurrences') !== 'period_recurrences' && |
| 646 | $translator->trans('period_interval') !== 'period_interval' && |
| 647 | $translator->trans('period_start_date') !== 'period_start_date' && |
| 648 | $translator->trans('period_end_date') !== 'period_end_date'; |
| 649 | }); |
| 650 | } |
| 651 | |
| 652 | /** |
| 653 | * Returns the list of internally available locales and already loaded custom locales. |
| 654 | * (It will ignore custom translator dynamic loading.) |
| 655 | * |
| 656 | * @return array |
| 657 | */ |
| 658 | public static function getAvailableLocales() |
| 659 | { |
| 660 | $translator = static::getLocaleAwareTranslator(); |
| 661 | |
| 662 | return $translator instanceof Translator |
| 663 | ? $translator->getAvailableLocales() |
| 664 | : [$translator->getLocale()]; |
| 665 | } |
| 666 | |
| 667 | /** |
| 668 | * Returns list of Language object for each available locale. This object allow you to get the ISO name, native |
| 669 | * name, region and variant of the locale. |
| 670 | * |
| 671 | * @return Language[] |
| 672 | */ |
| 673 | public static function getAvailableLocalesInfo() |
| 674 | { |
| 675 | $languages = []; |
| 676 | foreach (static::getAvailableLocales() as $id) { |
| 677 | $languages[$id] = new Language($id); |
| 678 | } |
| 679 | |
| 680 | return $languages; |
| 681 | } |
| 682 | |
| 683 | /** |
| 684 | * Initialize the default translator instance if necessary. |
| 685 | * |
| 686 | * @return \Symfony\Component\Translation\TranslatorInterface |
| 687 | */ |
| 688 | protected static function translator() |
| 689 | { |
| 690 | if (static::$translator === null) { |
| 691 | static::$translator = Translator::get(); |
| 692 | } |
| 693 | |
| 694 | return static::$translator; |
| 695 | } |
| 696 | |
| 697 | /** |
| 698 | * Get the locale of a given translator. |
| 699 | * |
| 700 | * If null or omitted, current local translator is used. |
| 701 | * If no local translator is in use, current global translator is used. |
| 702 | * |
| 703 | * @param null $translator |
| 704 | * |
| 705 | * @return string|null |
| 706 | */ |
| 707 | protected function getTranslatorLocale($translator = null): ?string |
| 708 | { |
| 709 | if (\func_num_args() === 0) { |
| 710 | $translator = $this->getLocalTranslator(); |
| 711 | } |
| 712 | |
| 713 | $translator = static::getLocaleAwareTranslator($translator); |
| 714 | |
| 715 | return $translator ? $translator->getLocale() : null; |
| 716 | } |
| 717 | |
| 718 | /** |
| 719 | * Throw an error if passed object is not LocaleAwareInterface. |
| 720 | * |
| 721 | * @param LocaleAwareInterface|null $translator |
| 722 | * |
| 723 | * @return LocaleAwareInterface|null |
| 724 | */ |
| 725 | protected static function getLocaleAwareTranslator($translator = null) |
| 726 | { |
| 727 | if (\func_num_args() === 0) { |
| 728 | $translator = static::translator(); |
| 729 | } |
| 730 | |
| 731 | if ($translator && !($translator instanceof LocaleAwareInterface || method_exists($translator, 'getLocale'))) { |
| 732 | throw new NotLocaleAwareException($translator); |
| 733 | } |
| 734 | |
| 735 | return $translator; |
| 736 | } |
| 737 | |
| 738 | /** |
| 739 | * Return the word cleaned from its translation codes. |
| 740 | * |
| 741 | * @param string $word |
| 742 | * |
| 743 | * @return string |
| 744 | */ |
| 745 | private static function cleanWordFromTranslationString($word) |
| 746 | { |
| 747 | $word = str_replace([':count', '%count', ':time'], '', $word); |
| 748 | $word = strtr($word, ['’' => "'"]); |
| 749 | $word = preg_replace('/({\d+(,(\d+|Inf))?}|[\[\]]\d+(,(\d+|Inf))?[\[\]])/', '', $word); |
| 750 | |
| 751 | return trim($word); |
| 752 | } |
| 753 | |
| 754 | /** |
| 755 | * Translate a list of words. |
| 756 | * |
| 757 | * @param string[] $keys keys to translate. |
| 758 | * @param string[] $messages messages bag handling translations. |
| 759 | * @param string $key 'to' (to get the translation) or 'from' (to get the detection RegExp pattern). |
| 760 | * |
| 761 | * @return string[] |
| 762 | */ |
| 763 | private static function translateWordsByKeys($keys, $messages, $key): array |
| 764 | { |
| 765 | return array_map(function ($wordKey) use ($messages, $key) { |
| 766 | $message = $key === 'from' && isset($messages[$wordKey.'_regexp']) |
| 767 | ? $messages[$wordKey.'_regexp'] |
| 768 | : ($messages[$wordKey] ?? null); |
| 769 | |
| 770 | if (!$message) { |
| 771 | return '>>DO NOT REPLACE<<'; |
| 772 | } |
| 773 | |
| 774 | $parts = explode('|', $message); |
| 775 | |
| 776 | return $key === 'to' |
| 777 | ? static::cleanWordFromTranslationString(end($parts)) |
| 778 | : '(?:'.implode('|', array_map([static::class, 'cleanWordFromTranslationString'], $parts)).')'; |
| 779 | }, $keys); |
| 780 | } |
| 781 | |
| 782 | /** |
| 783 | * Get an array of translations based on the current date. |
| 784 | * |
| 785 | * @param callable $translation |
| 786 | * @param int $length |
| 787 | * @param string $timeString |
| 788 | * |
| 789 | * @return string[] |
| 790 | */ |
| 791 | private static function getTranslationArray($translation, $length, $timeString): array |
| 792 | { |
| 793 | $filler = '>>DO NOT REPLACE<<'; |
| 794 | |
| 795 | if (\is_array($translation)) { |
| 796 | return array_pad($translation, $length, $filler); |
| 797 | } |
| 798 | |
| 799 | $list = []; |
| 800 | $date = static::now(); |
| 801 | |
| 802 | for ($i = 0; $i < $length; $i++) { |
| 803 | $list[] = $translation($date, $timeString, $i) ?? $filler; |
| 804 | } |
| 805 | |
| 806 | return $list; |
| 807 | } |
| 808 | } |