wp-includes/locale.php

   1 <?php
   2 /**
   3  * Date and Time Locale object
   4  *
   5  * @package WordPress
   6  * @subpackage i18n
   7  */
   8
   9 /**
  10  * Class that loads the calendar locale.
  11  *
  12  * @since 2.1.0
  13  */
  14 class WP_Locale {
  15         /**
  16          * Stores the translated strings for the full weekday names.
  17          *
  18          * @since 2.1.0
  19          * @var array
  20          * @access private
  21          */
  22         var $weekday;
  23
  24         /**
  25          * Stores the translated strings for the one character weekday names.
  26          *
  27          * There is a hack to make sure that Tuesday and Thursday, as well
  28          * as Sunday and Saturday, don't conflict. See init() method for more.
  29          *
  30          * @see WP_Locale::init() for how to handle the hack.
  31          *
  32          * @since 2.1.0
  33          * @var array
  34          * @access private
  35          */
  36         var $weekday_initial;
  37
  38         /**
  39          * Stores the translated strings for the abbreviated weekday names.
  40          *
  41          * @since 2.1.0
  42          * @var array
  43          * @access private
  44          */
  45         var $weekday_abbrev;
  46
  47         /**
  48          * Stores the translated strings for the full month names.
  49          *
  50          * @since 2.1.0
  51          * @var array
  52          * @access private
  53          */
  54         var $month;
  55
  56         /**
  57          * Stores the translated strings for the abbreviated month names.
  58          *
  59          * @since 2.1.0
  60          * @var array
  61          * @access private
  62          */
  63         var $month_abbrev;
  64
  65         /**
  66          * Stores the translated strings for 'am' and 'pm'.
  67          *
  68          * Also the capitalized versions.
  69          *
  70          * @since 2.1.0
  71          * @var array
  72          * @access private
  73          */
  74         var $meridiem;
  75
  76         /**
  77          * The text direction of the locale language.
  78          *
  79          * Default is left to right 'ltr'.
  80          *
  81          * @since 2.1.0
  82          * @var string
  83          * @access private
  84          */
  85         var $text_direction = 'ltr';
  86
  87         /**
  88          * Imports the global version to the class property.
  89          *
  90          * @since 2.1.0
  91          * @var array
  92          * @access private
  93          */
  94         var $locale_vars = array('text_direction');
  95
  96         /**
  97          * Sets up the translated strings and object properties.
  98          *
  99          * The method creates the translatable strings for various
 100          * calendar elements. Which allows for specifying locale
 101          * specific calendar names and text direction.
 102          *
 103          * @since 2.1.0
 104          * @access private
 105          */
 106         function init() {
 107                 // The Weekdays
 108                 $this->weekday[0] = /* translators: weekday */ __('Sunday');
 109                 $this->weekday[1] = /* translators: weekday */ __('Monday');
 110                 $this->weekday[2] = /* translators: weekday */ __('Tuesday');
 111                 $this->weekday[3] = /* translators: weekday */ __('Wednesday');
 112                 $this->weekday[4] = /* translators: weekday */ __('Thursday');
 113                 $this->weekday[5] = /* translators: weekday */ __('Friday');
 114                 $this->weekday[6] = /* translators: weekday */ __('Saturday');
 115
 116                 // The first letter of each day.  The _%day%_initial suffix is a hack to make
 117                 // sure the day initials are unique.
 118                 $this->weekday_initial[__('Sunday')]    = /* translators: one-letter abbreviation of the weekday */ __('S_Sunday_initial');
 119                 $this->weekday_initial[__('Monday')]    = /* translators: one-letter abbreviation of the weekday */ __('M_Monday_initial');
 120                 $this->weekday_initial[__('Tuesday')]   = /* translators: one-letter abbreviation of the weekday */ __('T_Tuesday_initial');
 121                 $this->weekday_initial[__('Wednesday')] = /* translators: one-letter abbreviation of the weekday */ __('W_Wednesday_initial');
 122                 $this->weekday_initial[__('Thursday')]  = /* translators: one-letter abbreviation of the weekday */ __('T_Thursday_initial');
 123                 $this->weekday_initial[__('Friday')]    = /* translators: one-letter abbreviation of the weekday */ __('F_Friday_initial');
 124                 $this->weekday_initial[__('Saturday')]  = /* translators: one-letter abbreviation of the weekday */ __('S_Saturday_initial');
 125
 126                 foreach ($this->weekday_initial as $weekday_ => $weekday_initial_) {
 127                         $this->weekday_initial[$weekday_] = preg_replace('/_.+_initial$/', '', $weekday_initial_);
 128                 }
 129
 130                 // Abbreviations for each day.
 131                 $this->weekday_abbrev[__('Sunday')]    = /* translators: three-letter abbreviation of the weekday */ __('Sun');
 132                 $this->weekday_abbrev[__('Monday')]    = /* translators: three-letter abbreviation of the weekday */ __('Mon');
 133                 $this->weekday_abbrev[__('Tuesday')]   = /* translators: three-letter abbreviation of the weekday */ __('Tue');
 134                 $this->weekday_abbrev[__('Wednesday')] = /* translators: three-letter abbreviation of the weekday */ __('Wed');
 135                 $this->weekday_abbrev[__('Thursday')]  = /* translators: three-letter abbreviation of the weekday */ __('Thu');
 136                 $this->weekday_abbrev[__('Friday')]    = /* translators: three-letter abbreviation of the weekday */ __('Fri');
 137                 $this->weekday_abbrev[__('Saturday')]  = /* translators: three-letter abbreviation of the weekday */ __('Sat');
 138
 139                 // The Months
 140                 $this->month['01'] = /* translators: month name */ __('January');
 141                 $this->month['02'] = /* translators: month name */ __('February');
 142                 $this->month['03'] = /* translators: month name */ __('March');
 143                 $this->month['04'] = /* translators: month name */ __('April');
 144                 $this->month['05'] = /* translators: month name */ __('May');
 145                 $this->month['06'] = /* translators: month name */ __('June');
 146                 $this->month['07'] = /* translators: month name */ __('July');
 147                 $this->month['08'] = /* translators: month name */ __('August');
 148                 $this->month['09'] = /* translators: month name */ __('September');
 149                 $this->month['10'] = /* translators: month name */ __('October');
 150                 $this->month['11'] = /* translators: month name */ __('November');
 151                 $this->month['12'] = /* translators: month name */ __('December');
 152
 153                 // Abbreviations for each month. Uses the same hack as above to get around the
 154                 // 'May' duplication.
 155                 $this->month_abbrev[__('January')] = /* translators: three-letter abbreviation of the month */ __('Jan_January_abbreviation');
 156                 $this->month_abbrev[__('February')] = /* translators: three-letter abbreviation of the month */ __('Feb_February_abbreviation');
 157                 $this->month_abbrev[__('March')] = /* translators: three-letter abbreviation of the month */ __('Mar_March_abbreviation');
 158                 $this->month_abbrev[__('April')] = /* translators: three-letter abbreviation of the month */ __('Apr_April_abbreviation');
 159                 $this->month_abbrev[__('May')] = /* translators: three-letter abbreviation of the month */ __('May_May_abbreviation');
 160                 $this->month_abbrev[__('June')] = /* translators: three-letter abbreviation of the month */ __('Jun_June_abbreviation');
 161                 $this->month_abbrev[__('July')] = /* translators: three-letter abbreviation of the month */ __('Jul_July_abbreviation');
 162                 $this->month_abbrev[__('August')] = /* translators: three-letter abbreviation of the month */ __('Aug_August_abbreviation');
 163                 $this->month_abbrev[__('September')] = /* translators: three-letter abbreviation of the month */ __('Sep_September_abbreviation');
 164                 $this->month_abbrev[__('October')] = /* translators: three-letter abbreviation of the month */ __('Oct_October_abbreviation');
 165                 $this->month_abbrev[__('November')] = /* translators: three-letter abbreviation of the month */ __('Nov_November_abbreviation');
 166                 $this->month_abbrev[__('December')] = /* translators: three-letter abbreviation of the month */ __('Dec_December_abbreviation');
 167
 168                 foreach ($this->month_abbrev as $month_ => $month_abbrev_) {
 169                         $this->month_abbrev[$month_] = preg_replace('/_.+_abbreviation$/', '', $month_abbrev_);
 170                 }
 171
 172                 // The Meridiems
 173                 $this->meridiem['am'] = __('am');
 174                 $this->meridiem['pm'] = __('pm');
 175                 $this->meridiem['AM'] = __('AM');
 176                 $this->meridiem['PM'] = __('PM');
 177
 178                 // Numbers formatting
 179                 // See http://php.net/number_format
 180
 181                 /* translators: $thousands_sep argument for http://php.net/number_format, default is , */
 182                 $trans = __('number_format_thousands_sep');
 183                 $this->number_format['thousands_sep'] = ('number_format_thousands_sep' == $trans) ? ',' : $trans;
 184
 185                 /* translators: $dec_point argument for http://php.net/number_format, default is . */
 186                 $trans = __('number_format_decimal_point');
 187                 $this->number_format['decimal_point'] = ('number_format_decimal_point' == $trans) ? '.' : $trans;
 188
 189                 // Import global locale vars set during inclusion of $locale.php.
 190                 foreach ( (array) $this->locale_vars as $var ) {
 191                         if ( isset($GLOBALS[$var]) )
 192                                 $this->$var = $GLOBALS[$var];
 193                 }
 194
 195         }
 196
 197         /**
 198          * Retrieve the full translated weekday word.
 199          *
 200          * Week starts on translated Sunday and can be fetched
 201          * by using 0 (zero). So the week starts with 0 (zero)
 202          * and ends on Saturday with is fetched by using 6 (six).
 203          *
 204          * @since 2.1.0
 205          * @access public
 206          *
 207          * @param int $weekday_number 0 for Sunday through 6 Saturday
 208          * @return string Full translated weekday
 209          */
 210         function get_weekday($weekday_number) {
 211                 return $this->weekday[$weekday_number];
 212         }
 213
 214         /**
 215          * Retrieve the translated weekday initial.
 216          *
 217          * The weekday initial is retrieved by the translated
 218          * full weekday word. When translating the weekday initial
 219          * pay attention to make sure that the starting letter does
 220          * not conflict.
 221          *
 222          * @since 2.1.0
 223          * @access public
 224          *
 225          * @param string $weekday_name
 226          * @return string
 227          */
 228         function get_weekday_initial($weekday_name) {
 229                 return $this->weekday_initial[$weekday_name];
 230         }
 231
 232         /**
 233          * Retrieve the translated weekday abbreviation.
 234          *
 235          * The weekday abbreviation is retrieved by the translated
 236          * full weekday word.
 237          *
 238          * @since 2.1.0
 239          * @access public
 240          *
 241          * @param string $weekday_name Full translated weekday word
 242          * @return string Translated weekday abbreviation
 243          */
 244         function get_weekday_abbrev($weekday_name) {
 245                 return $this->weekday_abbrev[$weekday_name];
 246         }
 247
 248         /**
 249          * Retrieve the full translated month by month number.
 250          *
 251          * The $month_number parameter has to be a string
 252          * because it must have the '0' in front of any number
 253          * that is less than 10. Starts from '01' and ends at
 254          * '12'.
 255          *
 256          * You can use an integer instead and it will add the
 257          * '0' before the numbers less than 10 for you.
 258          *
 259          * @since 2.1.0
 260          * @access public
 261          *
 262          * @param string|int $month_number '01' through '12'
 263          * @return string Translated full month name
 264          */
 265         function get_month($month_number) {
 266                 return $this->month[zeroise($month_number, 2)];
 267         }
 268
 269         /**
 270          * Retrieve translated version of month abbreviation string.
 271          *
 272          * The $month_name parameter is expected to be the translated or
 273          * translatable version of the month.
 274          *
 275          * @since 2.1.0
 276          * @access public
 277          *
 278          * @param string $month_name Translated month to get abbreviated version
 279          * @return string Translated abbreviated month
 280          */
 281         function get_month_abbrev($month_name) {
 282                 return $this->month_abbrev[$month_name];
 283         }
 284
 285         /**
 286          * Retrieve translated version of meridiem string.
 287          *
 288          * The $meridiem parameter is expected to not be translated.
 289          *
 290          * @since 2.1.0
 291          * @access public
 292          *
 293          * @param string $meridiem Either 'am', 'pm', 'AM', or 'PM'. Not translated version.
 294          * @return string Translated version
 295          */
 296         function get_meridiem($meridiem) {
 297                 return $this->meridiem[$meridiem];
 298         }
 299
 300         /**
 301          * Global variables are deprecated. For backwards compatibility only.
 302          *
 303          * @deprecated For backwards compatibility only.
 304          * @access private
 305          *
 306          * @since 2.1.0
 307          */
 308         function register_globals() {
 309                 $GLOBALS['weekday']         = $this->weekday;
 310                 $GLOBALS['weekday_initial'] = $this->weekday_initial;
 311                 $GLOBALS['weekday_abbrev']  = $this->weekday_abbrev;
 312                 $GLOBALS['month']           = $this->month;
 313                 $GLOBALS['month_abbrev']    = $this->month_abbrev;
 314         }
 315
 316         /**
 317          * Constructor which calls helper methods to set up object variables
 318          *
 319          * @uses WP_Locale::init()
 320          * @uses WP_Locale::register_globals()
 321          * @since 2.1.0
 322          *
 323          * @return WP_Locale
 324          */
 325         function __construct() {
 326                 $this->init();
 327                 $this->register_globals();
 328         }
 329         /**
 330          * Checks if current locale is RTL.
 331          *
 332          * @since 3.0.0
 333          * @return bool Whether locale is RTL.
 334          */
 335          function is_rtl() {
 336                 return 'rtl' == $this->text_direction;
 337          }
 338 }
 339
 340 /**
 341  * Checks if current locale is RTL.
 342  *
 343  * @since 3.0.0
 344  * @return bool Whether locale is RTL.
 345  */
 346 function is_rtl() {
 347         global $wp_locale;
 348         return $wp_locale->is_rtl();
 349 }
 350
 351 ?>