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/wp-includes/ -> class-wp-locale.php (source)

   1  <?php
   2  /**
   3   * Locale API: WP_Locale class
   4   *
   5   * @package WordPress
   6   * @subpackage i18n
   7   * @since 4.6.0
   8   */
   9  
  10  /**
  11   * Core class used to store translated data for a locale.
  12   *
  13   * @since 2.1.0
  14   * @since 4.6.0 Moved to its own file from wp-includes/locale.php.
  15   */
  16  #[AllowDynamicProperties]
  17  class WP_Locale {
  18      /**
  19       * Stores the translated strings for the full weekday names.
  20       *
  21       * @since 2.1.0
  22       * @since 6.2.0 Initialized to an empty array.
  23       * @var string[]
  24       */
  25      public $weekday = array();
  26  
  27      /**
  28       * Stores the translated strings for the one character weekday names.
  29       *
  30       * There is a hack to make sure that Tuesday and Thursday, as well
  31       * as Sunday and Saturday, don't conflict. See init() method for more.
  32       *
  33       * @see WP_Locale::init() for how to handle the hack.
  34       *
  35       * @since 2.1.0
  36       * @since 6.2.0 Initialized to an empty array.
  37       * @var string[]
  38       */
  39      public $weekday_initial = array();
  40  
  41      /**
  42       * Stores the translated strings for the abbreviated weekday names.
  43       *
  44       * @since 2.1.0
  45       * @since 6.2.0 Initialized to an empty array.
  46       * @var string[]
  47       */
  48      public $weekday_abbrev = array();
  49  
  50      /**
  51       * Stores the translated strings for the full month names.
  52       *
  53       * @since 2.1.0
  54       * @since 6.2.0 Initialized to an empty array.
  55       * @var string[]
  56       */
  57      public $month = array();
  58  
  59      /**
  60       * Stores the translated strings for the month names in genitive case, if the locale specifies.
  61       *
  62       * @since 4.4.0
  63       * @since 6.2.0 Initialized to an empty array.
  64       * @var string[]
  65       */
  66      public $month_genitive = array();
  67  
  68      /**
  69       * Stores the translated strings for the abbreviated month names.
  70       *
  71       * @since 2.1.0
  72       * @since 6.2.0 Initialized to an empty array.
  73       * @var string[]
  74       */
  75      public $month_abbrev = array();
  76  
  77      /**
  78       * Stores the translated strings for 'am' and 'pm'.
  79       *
  80       * Also the capitalized versions.
  81       *
  82       * @since 2.1.0
  83       * @since 6.2.0 Initialized to an empty array.
  84       * @var string[]
  85       */
  86      public $meridiem = array();
  87  
  88      /**
  89       * The text direction of the locale language.
  90       *
  91       * Default is left to right 'ltr'.
  92       *
  93       * @since 2.1.0
  94       * @var string
  95       */
  96      public $text_direction = 'ltr';
  97  
  98      /**
  99       * The thousands separator and decimal point values used for localizing numbers.
 100       *
 101       * @since 2.3.0
 102       * @since 6.2.0 Initialized to an empty array.
 103       * @var array
 104       */
 105      public $number_format = array();
 106  
 107      /**
 108       * The separator string used for localizing list item separator.
 109       *
 110       * @since 6.0.0
 111       * @var string
 112       */
 113      public $list_item_separator;
 114  
 115      /**
 116       * The word count type of the locale language.
 117       *
 118       * Default is 'words'.
 119       *
 120       * @since 6.2.0
 121       * @var string
 122       */
 123      public $word_count_type;
 124  
 125      /**
 126       * Constructor which calls helper methods to set up object variables.
 127       *
 128       * @since 2.1.0
 129       */
 130  	public function __construct() {
 131          $this->init();
 132          $this->register_globals();
 133      }
 134  
 135      /**
 136       * Sets up the translated strings and object properties.
 137       *
 138       * The method creates the translatable strings for various
 139       * calendar elements. Which allows for specifying locale
 140       * specific calendar names and text direction.
 141       *
 142       * @since 2.1.0
 143       *
 144       * @global string $text_direction
 145       */
 146  	public function init() {
 147          // The weekdays.
 148          $this->weekday[0] = /* translators: Weekday. */ __( 'Sunday' );
 149          $this->weekday[1] = /* translators: Weekday. */ __( 'Monday' );
 150          $this->weekday[2] = /* translators: Weekday. */ __( 'Tuesday' );
 151          $this->weekday[3] = /* translators: Weekday. */ __( 'Wednesday' );
 152          $this->weekday[4] = /* translators: Weekday. */ __( 'Thursday' );
 153          $this->weekday[5] = /* translators: Weekday. */ __( 'Friday' );
 154          $this->weekday[6] = /* translators: Weekday. */ __( 'Saturday' );
 155  
 156          // The first letter of each day.
 157          $this->weekday_initial[ $this->weekday[0] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'S', 'Sunday initial' );
 158          $this->weekday_initial[ $this->weekday[1] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'M', 'Monday initial' );
 159          $this->weekday_initial[ $this->weekday[2] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'T', 'Tuesday initial' );
 160          $this->weekday_initial[ $this->weekday[3] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'W', 'Wednesday initial' );
 161          $this->weekday_initial[ $this->weekday[4] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'T', 'Thursday initial' );
 162          $this->weekday_initial[ $this->weekday[5] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'F', 'Friday initial' );
 163          $this->weekday_initial[ $this->weekday[6] ] = /* translators: One-letter abbreviation of the weekday. */ _x( 'S', 'Saturday initial' );
 164  
 165          // Abbreviations for each day.
 166          $this->weekday_abbrev[ $this->weekday[0] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Sun' );
 167          $this->weekday_abbrev[ $this->weekday[1] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Mon' );
 168          $this->weekday_abbrev[ $this->weekday[2] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Tue' );
 169          $this->weekday_abbrev[ $this->weekday[3] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Wed' );
 170          $this->weekday_abbrev[ $this->weekday[4] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Thu' );
 171          $this->weekday_abbrev[ $this->weekday[5] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Fri' );
 172          $this->weekday_abbrev[ $this->weekday[6] ] = /* translators: Three-letter abbreviation of the weekday. */ __( 'Sat' );
 173  
 174          // The months.
 175          $this->month['01'] = /* translators: Month name. */ __( 'January' );
 176          $this->month['02'] = /* translators: Month name. */ __( 'February' );
 177          $this->month['03'] = /* translators: Month name. */ __( 'March' );
 178          $this->month['04'] = /* translators: Month name. */ __( 'April' );
 179          $this->month['05'] = /* translators: Month name. */ __( 'May' );
 180          $this->month['06'] = /* translators: Month name. */ __( 'June' );
 181          $this->month['07'] = /* translators: Month name. */ __( 'July' );
 182          $this->month['08'] = /* translators: Month name. */ __( 'August' );
 183          $this->month['09'] = /* translators: Month name. */ __( 'September' );
 184          $this->month['10'] = /* translators: Month name. */ __( 'October' );
 185          $this->month['11'] = /* translators: Month name. */ __( 'November' );
 186          $this->month['12'] = /* translators: Month name. */ __( 'December' );
 187  
 188          // The months, genitive.
 189          $this->month_genitive['01'] = /* translators: Month name, genitive. */ _x( 'January', 'genitive' );
 190          $this->month_genitive['02'] = /* translators: Month name, genitive. */ _x( 'February', 'genitive' );
 191          $this->month_genitive['03'] = /* translators: Month name, genitive. */ _x( 'March', 'genitive' );
 192          $this->month_genitive['04'] = /* translators: Month name, genitive. */ _x( 'April', 'genitive' );
 193          $this->month_genitive['05'] = /* translators: Month name, genitive. */ _x( 'May', 'genitive' );
 194          $this->month_genitive['06'] = /* translators: Month name, genitive. */ _x( 'June', 'genitive' );
 195          $this->month_genitive['07'] = /* translators: Month name, genitive. */ _x( 'July', 'genitive' );
 196          $this->month_genitive['08'] = /* translators: Month name, genitive. */ _x( 'August', 'genitive' );
 197          $this->month_genitive['09'] = /* translators: Month name, genitive. */ _x( 'September', 'genitive' );
 198          $this->month_genitive['10'] = /* translators: Month name, genitive. */ _x( 'October', 'genitive' );
 199          $this->month_genitive['11'] = /* translators: Month name, genitive. */ _x( 'November', 'genitive' );
 200          $this->month_genitive['12'] = /* translators: Month name, genitive. */ _x( 'December', 'genitive' );
 201  
 202          // Abbreviations for each month.
 203          $this->month_abbrev[ $this->month['01'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Jan', 'January abbreviation' );
 204          $this->month_abbrev[ $this->month['02'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Feb', 'February abbreviation' );
 205          $this->month_abbrev[ $this->month['03'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Mar', 'March abbreviation' );
 206          $this->month_abbrev[ $this->month['04'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Apr', 'April abbreviation' );
 207          $this->month_abbrev[ $this->month['05'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'May', 'May abbreviation' );
 208          $this->month_abbrev[ $this->month['06'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Jun', 'June abbreviation' );
 209          $this->month_abbrev[ $this->month['07'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Jul', 'July abbreviation' );
 210          $this->month_abbrev[ $this->month['08'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Aug', 'August abbreviation' );
 211          $this->month_abbrev[ $this->month['09'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Sep', 'September abbreviation' );
 212          $this->month_abbrev[ $this->month['10'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Oct', 'October abbreviation' );
 213          $this->month_abbrev[ $this->month['11'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Nov', 'November abbreviation' );
 214          $this->month_abbrev[ $this->month['12'] ] = /* translators: Three-letter abbreviation of the month. */ _x( 'Dec', 'December abbreviation' );
 215  
 216          // The meridiems.
 217          $this->meridiem['am'] = __( 'am' );
 218          $this->meridiem['pm'] = __( 'pm' );
 219          $this->meridiem['AM'] = __( 'AM' );
 220          $this->meridiem['PM'] = __( 'PM' );
 221  
 222          /*
 223           * Numbers formatting.
 224           * See https://www.php.net/number_format
 225           */
 226  
 227          /* translators: $thousands_sep argument for https://www.php.net/number_format, default is ',' */
 228          $thousands_sep = __( 'number_format_thousands_sep' );
 229  
 230          // Replace space with a non-breaking space to avoid wrapping.
 231          $thousands_sep = str_replace( ' ', '&nbsp;', $thousands_sep );
 232  
 233          $this->number_format['thousands_sep'] = ( 'number_format_thousands_sep' === $thousands_sep ) ? ',' : $thousands_sep;
 234  
 235          /* translators: $dec_point argument for https://www.php.net/number_format, default is '.' */
 236          $decimal_point = __( 'number_format_decimal_point' );
 237  
 238          $this->number_format['decimal_point'] = ( 'number_format_decimal_point' === $decimal_point ) ? '.' : $decimal_point;
 239  
 240          /* translators: Used between list items, there is a space after the comma. */
 241          $this->list_item_separator = __( ', ' );
 242  
 243          // Set text direction.
 244          if ( isset( $GLOBALS['text_direction'] ) ) {
 245              $this->text_direction = $GLOBALS['text_direction'];
 246  
 247              /* translators: 'rtl' or 'ltr'. This sets the text direction for WordPress. */
 248          } elseif ( 'rtl' === _x( 'ltr', 'text direction' ) ) {
 249              $this->text_direction = 'rtl';
 250          }
 251  
 252          // Set the word count type.
 253          $this->word_count_type = $this->get_word_count_type();
 254      }
 255  
 256      /**
 257       * Retrieves the full translated weekday word.
 258       *
 259       * Week starts on translated Sunday and can be fetched
 260       * by using 0 (zero). So the week starts with 0 (zero)
 261       * and ends on Saturday with is fetched by using 6 (six).
 262       *
 263       * @since 2.1.0
 264       *
 265       * @param int $weekday_number 0 for Sunday through 6 Saturday.
 266       * @return string Full translated weekday.
 267       */
 268  	public function get_weekday( $weekday_number ) {
 269          return $this->weekday[ $weekday_number ];
 270      }
 271  
 272      /**
 273       * Retrieves the translated weekday initial.
 274       *
 275       * The weekday initial is retrieved by the translated
 276       * full weekday word. When translating the weekday initial
 277       * pay attention to make sure that the starting letter does
 278       * not conflict.
 279       *
 280       * @since 2.1.0
 281       *
 282       * @param string $weekday_name Full translated weekday word.
 283       * @return string Translated weekday initial.
 284       */
 285  	public function get_weekday_initial( $weekday_name ) {
 286          return $this->weekday_initial[ $weekday_name ];
 287      }
 288  
 289      /**
 290       * Retrieves the translated weekday abbreviation.
 291       *
 292       * The weekday abbreviation is retrieved by the translated
 293       * full weekday word.
 294       *
 295       * @since 2.1.0
 296       *
 297       * @param string $weekday_name Full translated weekday word.
 298       * @return string Translated weekday abbreviation.
 299       */
 300  	public function get_weekday_abbrev( $weekday_name ) {
 301          return $this->weekday_abbrev[ $weekday_name ];
 302      }
 303  
 304      /**
 305       * Retrieves the full translated month by month number.
 306       *
 307       * The $month_number parameter has to be a string
 308       * because it must have the '0' in front of any number
 309       * that is less than 10. Starts from '01' and ends at
 310       * '12'.
 311       *
 312       * You can use an integer instead and it will add the
 313       * '0' before the numbers less than 10 for you.
 314       *
 315       * @since 2.1.0
 316       *
 317       * @param string|int $month_number '01' through '12'.
 318       * @return string Translated full month name.
 319       */
 320  	public function get_month( $month_number ) {
 321          return $this->month[ zeroise( $month_number, 2 ) ];
 322      }
 323  
 324      /**
 325       * Retrieves translated version of month abbreviation string.
 326       *
 327       * The $month_name parameter is expected to be the translated or
 328       * translatable version of the month.
 329       *
 330       * @since 2.1.0
 331       *
 332       * @param string $month_name Translated month to get abbreviated version.
 333       * @return string Translated abbreviated month.
 334       */
 335  	public function get_month_abbrev( $month_name ) {
 336          return $this->month_abbrev[ $month_name ];
 337      }
 338  
 339      /**
 340       * Retrieves translated version of month genitive string.
 341       *
 342       * The $month_number parameter has to be a string
 343       * because it must have the '0' in front of any number
 344       * that is less than 10. Starts from '01' and ends at
 345       * '12'.
 346       *
 347       * You can use an integer instead and it will add the
 348       * '0' before the numbers less than 10 for you.
 349       *
 350       * @since 6.8.0
 351       *
 352       * @param string|int $month_number '01' through '12'.
 353       * @return string Translated genitive month name.
 354       */
 355  	public function get_month_genitive( $month_number ) {
 356          return $this->month_genitive[ zeroise( $month_number, 2 ) ];
 357      }
 358  
 359      /**
 360       * Retrieves translated version of meridiem string.
 361       *
 362       * The $meridiem parameter is expected to not be translated.
 363       *
 364       * @since 2.1.0
 365       *
 366       * @param string $meridiem Either 'am', 'pm', 'AM', or 'PM'. Not translated version.
 367       * @return string Translated version
 368       */
 369  	public function get_meridiem( $meridiem ) {
 370          return $this->meridiem[ $meridiem ];
 371      }
 372  
 373      /**
 374       * Global variables are deprecated.
 375       *
 376       * For backward compatibility only.
 377       *
 378       * @since 2.1.0
 379       * @deprecated For backward compatibility only.
 380       *
 381       * @global array $weekday
 382       * @global array $weekday_initial
 383       * @global array $weekday_abbrev
 384       * @global array $month
 385       * @global array $month_abbrev
 386       */
 387  	public function register_globals() {
 388          $GLOBALS['weekday']         = $this->weekday;
 389          $GLOBALS['weekday_initial'] = $this->weekday_initial;
 390          $GLOBALS['weekday_abbrev']  = $this->weekday_abbrev;
 391          $GLOBALS['month']           = $this->month;
 392          $GLOBALS['month_abbrev']    = $this->month_abbrev;
 393      }
 394  
 395      /**
 396       * Checks if current locale is RTL.
 397       *
 398       * @since 3.0.0
 399       * @return bool Whether locale is RTL.
 400       */
 401  	public function is_rtl() {
 402          return 'rtl' === $this->text_direction;
 403      }
 404  
 405      /**
 406       * Registers date/time format strings for general POT.
 407       *
 408       * Private, unused method to add some date/time formats translated
 409       * on wp-admin/options-general.php to the general POT that would
 410       * otherwise be added to the admin POT.
 411       *
 412       * @since 3.6.0
 413       */
 414  	public function _strings_for_pot() {
 415          /* translators: Localized date format, see https://www.php.net/manual/datetime.format.php */
 416          __( 'F j, Y' );
 417          /* translators: Localized time format, see https://www.php.net/manual/datetime.format.php */
 418          __( 'g:i a' );
 419          /* translators: Localized date and time format, see https://www.php.net/manual/datetime.format.php */
 420          __( 'F j, Y g:i a' );
 421      }
 422  
 423      /**
 424       * Retrieves the localized list item separator.
 425       *
 426       * @since 6.0.0
 427       *
 428       * @return string Localized list item separator.
 429       */
 430  	public function get_list_item_separator() {
 431          return $this->list_item_separator;
 432      }
 433  
 434      /**
 435       * Retrieves the localized word count type.
 436       *
 437       * @since 6.2.0
 438       *
 439       * @return string Localized word count type. Possible values are `characters_excluding_spaces`,
 440       *                `characters_including_spaces`, or `words`. Defaults to `words`.
 441       */
 442  	public function get_word_count_type() {
 443  
 444          /*
 445           * translators: If your word count is based on single characters (e.g. East Asian characters),
 446           * enter 'characters_excluding_spaces' or 'characters_including_spaces'. Otherwise, enter 'words'.
 447           * Do not translate into your own language.
 448           */
 449          $word_count_type = is_null( $this->word_count_type ) ? _x( 'words', 'Word count type. Do not translate!' ) : $this->word_count_type;
 450  
 451          // Check for valid types.
 452          if ( 'characters_excluding_spaces' !== $word_count_type && 'characters_including_spaces' !== $word_count_type ) {
 453              // Defaults to 'words'.
 454              $word_count_type = 'words';
 455          }
 456  
 457          return $word_count_type;
 458      }
 459  }


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