3 * @defgroup Language Language
9 if( !defined( 'MEDIAWIKI' ) ) {
10 echo "This file is part of MediaWiki, it is not a valid entry point.\n";
15 global $wgLanguageNames;
16 require_once( dirname(__FILE__
) . '/Names.php' ) ;
18 global $wgInputEncoding, $wgOutputEncoding;
21 * These are always UTF-8, they exist only for backwards compatibility
23 $wgInputEncoding = "UTF-8";
24 $wgOutputEncoding = "UTF-8";
26 if( function_exists( 'mb_strtoupper' ) ) {
27 mb_internal_encoding('UTF-8');
31 * a fake language converter
37 function FakeConverter($langobj) {$this->mLang
= $langobj;}
38 function convert($t, $i) {return $t;}
39 function parserConvert($t, $p) {return $t;}
40 function getVariants() { return array( $this->mLang
->getCode() ); }
41 function getPreferredVariant() {return $this->mLang
->getCode(); }
42 function findVariantLink(&$l, &$n) {}
43 function getExtraHashOptions() {return '';}
44 function getParsedTitle() {return '';}
45 function markNoConversion($text, $noParse=false) {return $text;}
46 function convertCategoryKey( $key ) {return $key; }
47 function convertLinkToAllVariants($text){ return array( $this->mLang
->getCode() => $text); }
48 function armourMath($text){ return $text; }
52 * Internationalisation code
56 var $mConverter, $mVariants, $mCode, $mLoaded = false;
57 var $mMagicExtensions = array(), $mMagicHookDone = false;
59 static public $mLocalisationKeys = array( 'fallback', 'namespaceNames',
60 'skinNames', 'mathNames',
61 'bookstoreList', 'magicWords', 'messages', 'rtl', 'digitTransformTable',
62 'separatorTransformTable', 'fallback8bitEncoding', 'linkPrefixExtension',
63 'defaultUserOptionOverrides', 'linkTrail', 'namespaceAliases',
64 'dateFormats', 'datePreferences', 'datePreferenceMigrationMap',
65 'defaultDateFormat', 'extraUserToggles', 'specialPageAliases' );
67 static public $mMergeableMapKeys = array( 'messages', 'namespaceNames', 'mathNames',
68 'dateFormats', 'defaultUserOptionOverrides', 'magicWords' );
70 static public $mMergeableListKeys = array( 'extraUserToggles' );
72 static public $mMergeableAliasListKeys = array( 'specialPageAliases' );
74 static public $mLocalisationCache = array();
76 static public $mWeekdayMsgs = array(
77 'sunday', 'monday', 'tuesday', 'wednesday', 'thursday',
81 static public $mWeekdayAbbrevMsgs = array(
82 'sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat'
85 static public $mMonthMsgs = array(
86 'january', 'february', 'march', 'april', 'may_long', 'june',
87 'july', 'august', 'september', 'october', 'november',
90 static public $mMonthGenMsgs = array(
91 'january-gen', 'february-gen', 'march-gen', 'april-gen', 'may-gen', 'june-gen',
92 'july-gen', 'august-gen', 'september-gen', 'october-gen', 'november-gen',
95 static public $mMonthAbbrevMsgs = array(
96 'jan', 'feb', 'mar', 'apr', 'may', 'jun', 'jul', 'aug',
97 'sep', 'oct', 'nov', 'dec'
100 static public $mIranianCalendarMonthMsgs = array(
101 'iranian-calendar-m1', 'iranian-calendar-m2', 'iranian-calendar-m3',
102 'iranian-calendar-m4', 'iranian-calendar-m5', 'iranian-calendar-m6',
103 'iranian-calendar-m7', 'iranian-calendar-m8', 'iranian-calendar-m9',
104 'iranian-calendar-m10', 'iranian-calendar-m11', 'iranian-calendar-m12'
107 static public $mHebrewCalendarMonthMsgs = array(
108 'hebrew-calendar-m1', 'hebrew-calendar-m2', 'hebrew-calendar-m3',
109 'hebrew-calendar-m4', 'hebrew-calendar-m5', 'hebrew-calendar-m6',
110 'hebrew-calendar-m7', 'hebrew-calendar-m8', 'hebrew-calendar-m9',
111 'hebrew-calendar-m10', 'hebrew-calendar-m11', 'hebrew-calendar-m12',
112 'hebrew-calendar-m6a', 'hebrew-calendar-m6b'
115 static public $mHebrewCalendarMonthGenMsgs = array(
116 'hebrew-calendar-m1-gen', 'hebrew-calendar-m2-gen', 'hebrew-calendar-m3-gen',
117 'hebrew-calendar-m4-gen', 'hebrew-calendar-m5-gen', 'hebrew-calendar-m6-gen',
118 'hebrew-calendar-m7-gen', 'hebrew-calendar-m8-gen', 'hebrew-calendar-m9-gen',
119 'hebrew-calendar-m10-gen', 'hebrew-calendar-m11-gen', 'hebrew-calendar-m12-gen',
120 'hebrew-calendar-m6a-gen', 'hebrew-calendar-m6b-gen'
124 * Create a language object for a given language code
126 static function factory( $code ) {
128 static $recursionLevel = 0;
130 if ( $code == 'en' ) {
133 $class = 'Language' . str_replace( '-', '_', ucfirst( $code ) );
134 // Preload base classes to work around APC/PHP5 bug
135 if ( file_exists( "$IP/languages/classes/$class.deps.php" ) ) {
136 include_once("$IP/languages/classes/$class.deps.php");
138 if ( file_exists( "$IP/languages/classes/$class.php" ) ) {
139 include_once("$IP/languages/classes/$class.php");
143 if ( $recursionLevel > 5 ) {
144 throw new MWException( "Language fallback loop detected when creating class $class\n" );
147 if( ! class_exists( $class ) ) {
148 $fallback = Language
::getFallbackFor( $code );
150 $lang = Language
::factory( $fallback );
152 $lang->setCode( $code );
160 function __construct() {
161 $this->mConverter
= new FakeConverter($this);
162 // Set the code to the name of the descendant
163 if ( get_class( $this ) == 'Language' ) {
166 $this->mCode
= str_replace( '_', '-', strtolower( substr( get_class( $this ), 8 ) ) );
171 * Hook which will be called if this is the content language.
172 * Descendants can use this to register hook functions or modify globals
174 function initContLang() {}
180 function getDefaultUserOptions() {
181 trigger_error( 'Use of ' . __METHOD__
. ' is deprecated', E_USER_NOTICE
);
182 return User
::getDefaultOptions();
185 function getFallbackLanguageCode() {
186 return self
::getFallbackFor( $this->mCode
);
190 * Exports $wgBookstoreListEn
193 function getBookstoreList() {
195 return $this->bookstoreList
;
201 function getNamespaces() {
203 return $this->namespaceNames
;
207 * A convenience function that returns the same thing as
208 * getNamespaces() except with the array values changed to ' '
209 * where it found '_', useful for producing output to be displayed
210 * e.g. in <select> forms.
214 function getFormattedNamespaces() {
215 $ns = $this->getNamespaces();
216 foreach($ns as $k => $v) {
217 $ns[$k] = strtr($v, '_', ' ');
223 * Get a namespace value by key
225 * $mw_ns = $wgContLang->getNsText( NS_MEDIAWIKI );
226 * echo $mw_ns; // prints 'MediaWiki'
229 * @param int $index the array key of the namespace to return
230 * @return mixed, string if the namespace value exists, otherwise false
232 function getNsText( $index ) {
233 $ns = $this->getNamespaces();
234 return isset( $ns[$index] ) ?
$ns[$index] : false;
238 * A convenience function that returns the same thing as
239 * getNsText() except with '_' changed to ' ', useful for
244 function getFormattedNsText( $index ) {
245 $ns = $this->getNsText( $index );
246 return strtr($ns, '_', ' ');
250 * Get a namespace key by value, case insensitive.
251 * Only matches namespace names for the current language, not the
252 * canonical ones defined in Namespace.php.
254 * @param string $text
255 * @return mixed An integer if $text is a valid value otherwise false
257 function getLocalNsIndex( $text ) {
259 $lctext = $this->lc($text);
260 return isset( $this->mNamespaceIds
[$lctext] ) ?
$this->mNamespaceIds
[$lctext] : false;
264 * Get a namespace key by value, case insensitive. Canonical namespace
265 * names override custom ones defined for the current language.
267 * @param string $text
268 * @return mixed An integer if $text is a valid value otherwise false
270 function getNsIndex( $text ) {
272 $lctext = $this->lc($text);
273 if( ( $ns = MWNamespace
::getCanonicalIndex( $lctext ) ) !== null ) return $ns;
274 return isset( $this->mNamespaceIds
[$lctext] ) ?
$this->mNamespaceIds
[$lctext] : false;
278 * short names for language variants used for language conversion links.
280 * @param string $code
283 function getVariantname( $code ) {
284 return $this->getMessageFromDB( "variantname-$code" );
287 function specialPage( $name ) {
288 $aliases = $this->getSpecialPageAliases();
289 if ( isset( $aliases[$name][0] ) ) {
290 $name = $aliases[$name][0];
292 return $this->getNsText(NS_SPECIAL
) . ':' . $name;
295 function getQuickbarSettings() {
297 $this->getMessage( 'qbsettings-none' ),
298 $this->getMessage( 'qbsettings-fixedleft' ),
299 $this->getMessage( 'qbsettings-fixedright' ),
300 $this->getMessage( 'qbsettings-floatingleft' ),
301 $this->getMessage( 'qbsettings-floatingright' )
305 function getSkinNames() {
307 return $this->skinNames
;
310 function getMathNames() {
312 return $this->mathNames
;
315 function getDatePreferences() {
317 return $this->datePreferences
;
320 function getDateFormats() {
322 return $this->dateFormats
;
325 function getDefaultDateFormat() {
327 return $this->defaultDateFormat
;
330 function getDatePreferenceMigrationMap() {
332 return $this->datePreferenceMigrationMap
;
335 function getDefaultUserOptionOverrides() {
337 # XXX - apparently some languageas get empty arrays, didn't get to it yet -- midom
338 if (is_array($this->defaultUserOptionOverrides
)) {
339 return $this->defaultUserOptionOverrides
;
345 function getExtraUserToggles() {
347 return $this->extraUserToggles
;
350 function getUserToggle( $tog ) {
351 return $this->getMessageFromDB( "tog-$tog" );
355 * Get language names, indexed by code.
356 * If $customisedOnly is true, only returns codes with a messages file
358 public static function getLanguageNames( $customisedOnly = false ) {
359 global $wgLanguageNames, $wgExtraLanguageNames;
360 $allNames = $wgExtraLanguageNames +
$wgLanguageNames;
361 if ( !$customisedOnly ) {
367 $dir = opendir( "$IP/languages/messages" );
368 while( false !== ( $file = readdir( $dir ) ) ) {
370 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $file, $m ) ) {
371 $code = str_replace( '_', '-', strtolower( $m[1] ) );
372 if ( isset( $allNames[$code] ) ) {
373 $names[$code] = $allNames[$code];
382 * Ugly hack to get a message maybe from the MediaWiki namespace, if this
383 * language object is the content or user language.
385 function getMessageFromDB( $msg ) {
386 global $wgContLang, $wgLang;
387 if ( $wgContLang->getCode() == $this->getCode() ) {
389 return wfMsgForContent( $msg );
390 } elseif ( $wgLang->getCode() == $this->getCode() ) {
392 return wfMsg( $msg );
394 # Neither, get from localisation
395 return $this->getMessage( $msg );
399 function getLanguageName( $code ) {
400 $names = self
::getLanguageNames();
401 if ( !array_key_exists( $code, $names ) ) {
404 return $names[$code];
407 function getMonthName( $key ) {
408 return $this->getMessageFromDB( self
::$mMonthMsgs[$key-1] );
411 function getMonthNameGen( $key ) {
412 return $this->getMessageFromDB( self
::$mMonthGenMsgs[$key-1] );
415 function getMonthAbbreviation( $key ) {
416 return $this->getMessageFromDB( self
::$mMonthAbbrevMsgs[$key-1] );
419 function getWeekdayName( $key ) {
420 return $this->getMessageFromDB( self
::$mWeekdayMsgs[$key-1] );
423 function getWeekdayAbbreviation( $key ) {
424 return $this->getMessageFromDB( self
::$mWeekdayAbbrevMsgs[$key-1] );
427 function getIranianCalendarMonthName( $key ) {
428 return $this->getMessageFromDB( self
::$mIranianCalendarMonthMsgs[$key-1] );
431 function getHebrewCalendarMonthName( $key ) {
432 return $this->getMessageFromDB( self
::$mHebrewCalendarMonthMsgs[$key-1] );
435 function getHebrewCalendarMonthNameGen( $key ) {
436 return $this->getMessageFromDB( self
::$mHebrewCalendarMonthGenMsgs[$key-1] );
441 * Used by date() and time() to adjust the time output.
443 * @param int $ts the time in date('YmdHis') format
444 * @param mixed $tz adjust the time by this amount (default false,
445 * mean we get user timecorrection setting)
448 function userAdjust( $ts, $tz = false ) {
449 global $wgUser, $wgLocalTZoffset;
452 $tz = $wgUser->getOption( 'timecorrection' );
455 # minutes and hours differences:
460 # Global offset in minutes.
461 if( isset($wgLocalTZoffset) ) {
462 if( $wgLocalTZoffset >= 0 ) {
463 $hrDiff = floor($wgLocalTZoffset / 60);
465 $hrDiff = ceil($wgLocalTZoffset / 60);
467 $minDiff = $wgLocalTZoffset %
60;
469 } elseif ( strpos( $tz, ':' ) !== false ) {
470 $tzArray = explode( ':', $tz );
471 $hrDiff = intval($tzArray[0]);
472 $minDiff = intval($hrDiff < 0 ?
-$tzArray[1] : $tzArray[1]);
474 $hrDiff = intval( $tz );
477 # No difference ? Return time unchanged
478 if ( 0 == $hrDiff && 0 == $minDiff ) { return $ts; }
480 wfSuppressWarnings(); // E_STRICT system time bitching
481 # Generate an adjusted date
483 (int)substr( $ts, 8, 2) ) +
$hrDiff, # Hours
484 (int)substr( $ts, 10, 2 ) +
$minDiff, # Minutes
485 (int)substr( $ts, 12, 2 ), # Seconds
486 (int)substr( $ts, 4, 2 ), # Month
487 (int)substr( $ts, 6, 2 ), # Day
488 (int)substr( $ts, 0, 4 ) ); #Year
490 $date = date( 'YmdHis', $t );
497 * This is a workalike of PHP's date() function, but with better
498 * internationalisation, a reduced set of format characters, and a better
501 * Supported format characters are dDjlNwzWFmMntLYyaAgGhHiscrU. See the
502 * PHP manual for definitions. There are a number of extensions, which
505 * xn Do not translate digits of the next numeric format character
506 * xN Toggle raw digit (xn) flag, stays set until explicitly unset
507 * xr Use roman numerals for the next numeric format character
508 * xh Use hebrew numerals for the next numeric format character
510 * xg Genitive month name
512 * xij j (day number) in Iranian calendar
513 * xiF F (month name) in Iranian calendar
514 * xin n (month number) in Iranian calendar
515 * xiY Y (full year) in Iranian calendar
517 * xjj j (day number) in Hebrew calendar
518 * xjF F (month name) in Hebrew calendar
519 * xjt t (days in month) in Hebrew calendar
520 * xjx xg (genitive month name) in Hebrew calendar
521 * xjn n (month number) in Hebrew calendar
522 * xjY Y (full year) in Hebrew calendar
524 * xkY Y (full year) in Thai solar calendar. Months and days are
525 * identical to the Gregorian calendar
527 * Characters enclosed in double quotes will be considered literal (with
528 * the quotes themselves removed). Unmatched quotes will be considered
529 * literal quotes. Example:
531 * "The month is" F => The month is January
534 * Backslash escaping is also supported.
536 * Input timestamp is assumed to be pre-normalized to the desired local
539 * @param string $format
540 * @param string $ts 14-character timestamp
544 function sprintfDate( $format, $ts ) {
554 for ( $p = 0; $p < strlen( $format ); $p++
) {
557 if ( $code == 'x' && $p < strlen( $format ) - 1 ) {
558 $code .= $format[++
$p];
561 if ( ( $code === 'xi' ||
$code == 'xj' ||
$code == 'xk' ) && $p < strlen( $format ) - 1 ) {
562 $code .= $format[++
$p];
573 $rawToggle = !$rawToggle;
582 $s .= $this->getMonthNameGen( substr( $ts, 4, 2 ) );
585 if ( !$hebrew ) $hebrew = self
::tsToHebrew( $ts );
586 $s .= $this->getHebrewCalendarMonthNameGen( $hebrew[1] );
589 $num = substr( $ts, 6, 2 );
592 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
593 $s .= $this->getWeekdayAbbreviation( gmdate( 'w', $unix ) +
1 );
596 $num = intval( substr( $ts, 6, 2 ) );
599 if ( !$iranian ) $iranian = self
::tsToIranian( $ts );
603 if ( !$hebrew ) $hebrew = self
::tsToHebrew( $ts );
607 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
608 $s .= $this->getWeekdayName( gmdate( 'w', $unix ) +
1 );
611 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
612 $w = gmdate( 'w', $unix );
616 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
617 $num = gmdate( 'w', $unix );
620 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
621 $num = gmdate( 'z', $unix );
624 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
625 $num = gmdate( 'W', $unix );
628 $s .= $this->getMonthName( substr( $ts, 4, 2 ) );
631 if ( !$iranian ) $iranian = self
::tsToIranian( $ts );
632 $s .= $this->getIranianCalendarMonthName( $iranian[1] );
635 if ( !$hebrew ) $hebrew = self
::tsToHebrew( $ts );
636 $s .= $this->getHebrewCalendarMonthName( $hebrew[1] );
639 $num = substr( $ts, 4, 2 );
642 $s .= $this->getMonthAbbreviation( substr( $ts, 4, 2 ) );
645 $num = intval( substr( $ts, 4, 2 ) );
648 if ( !$iranian ) $iranian = self
::tsToIranian( $ts );
652 if ( !$hebrew ) $hebrew = self
::tsToHebrew( $ts );
656 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
657 $num = gmdate( 't', $unix );
660 if ( !$hebrew ) $hebrew = self
::tsToHebrew( $ts );
664 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
665 $num = gmdate( 'L', $unix );
668 $num = substr( $ts, 0, 4 );
671 if ( !$iranian ) $iranian = self
::tsToIranian( $ts );
675 if ( !$hebrew ) $hebrew = self
::tsToHebrew( $ts );
679 if ( !$thai ) $thai = self
::tsToThai( $ts );
683 $num = substr( $ts, 2, 2 );
686 $s .= intval( substr( $ts, 8, 2 ) ) < 12 ?
'am' : 'pm';
689 $s .= intval( substr( $ts, 8, 2 ) ) < 12 ?
'AM' : 'PM';
692 $h = substr( $ts, 8, 2 );
693 $num = $h %
12 ?
$h %
12 : 12;
696 $num = intval( substr( $ts, 8, 2 ) );
699 $h = substr( $ts, 8, 2 );
700 $num = sprintf( '%02d', $h %
12 ?
$h %
12 : 12 );
703 $num = substr( $ts, 8, 2 );
706 $num = substr( $ts, 10, 2 );
709 $num = substr( $ts, 12, 2 );
712 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
713 $s .= gmdate( 'c', $unix );
716 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
717 $s .= gmdate( 'r', $unix );
720 if ( !$unix ) $unix = wfTimestamp( TS_UNIX
, $ts );
725 if ( $p < strlen( $format ) - 1 ) {
733 if ( $p < strlen( $format ) - 1 ) {
734 $endQuote = strpos( $format, '"', $p +
1 );
735 if ( $endQuote === false ) {
736 # No terminating quote, assume literal "
739 $s .= substr( $format, $p +
1, $endQuote - $p - 1 );
743 # Quote at end of string, assume literal "
750 if ( $num !== false ) {
751 if ( $rawToggle ||
$raw ) {
754 } elseif ( $roman ) {
755 $s .= self
::romanNumeral( $num );
757 } elseif( $hebrewNum ) {
758 $s .= self
::hebrewNumeral( $num );
761 $s .= $this->formatNum( $num, true );
769 private static $GREG_DAYS = array( 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 );
770 private static $IRANIAN_DAYS = array( 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29 );
772 * Algorithm by Roozbeh Pournader and Mohammad Toossi to convert
773 * Gregorian dates to Iranian dates. Originally written in C, it
774 * is released under the terms of GNU Lesser General Public
775 * License. Conversion to PHP was performed by Niklas Laxström.
777 * Link: http://www.farsiweb.info/jalali/jalali.c
779 private static function tsToIranian( $ts ) {
780 $gy = substr( $ts, 0, 4 ) -1600;
781 $gm = substr( $ts, 4, 2 ) -1;
782 $gd = substr( $ts, 6, 2 ) -1;
784 # Days passed from the beginning (including leap years)
787 - floor(($gy+
99) / 100)
788 +
floor(($gy+
399) / 400);
791 // Add days of the past months of this year
792 for( $i = 0; $i < $gm; $i++
) {
793 $gDayNo +
= self
::$GREG_DAYS[$i];
797 if ( $gm > 1 && (($gy%4
===0 && $gy%100
!==0 ||
($gy%400
==0)))) {
801 // Days passed in current month
804 $jDayNo = $gDayNo - 79;
806 $jNp = floor($jDayNo / 12053);
809 $jy = 979 +
33*$jNp +
4*floor($jDayNo/1461);
812 if ( $jDayNo >= 366 ) {
813 $jy +
= floor(($jDayNo-1)/365);
814 $jDayNo = floor(($jDayNo-1)%365
);
817 for ( $i = 0; $i < 11 && $jDayNo >= self
::$IRANIAN_DAYS[$i]; $i++
) {
818 $jDayNo -= self
::$IRANIAN_DAYS[$i];
824 return array($jy, $jm, $jd);
828 * Converting Gregorian dates to Hebrew dates.
830 * Based on a JavaScript code by Abu Mami and Yisrael Hersch
831 * (abu-mami@kaluach.net, http://www.kaluach.net), who permitted
832 * to translate the relevant functions into PHP and release them under
835 private static function tsToHebrew( $ts ) {
837 $year = substr( $ts, 0, 4 );
838 $month = substr( $ts, 4, 2 );
839 $day = substr( $ts, 6, 2 );
841 # Calculate Hebrew year
842 $hebrewYear = $year +
3760;
844 # Month number when September = 1, August = 12
853 # Calculate day of year from 1 September
855 for( $i = 1; $i < $month; $i++
) {
859 # Check if the year is leap
860 if( $year %
400 == 0 ||
( $year %
4 == 0 && $year %
100 > 0 ) ) {
863 } elseif( $i == 8 ||
$i == 10 ||
$i == 1 ||
$i == 3 ) {
870 # Calculate the start of the Hebrew year
871 $start = self
::hebrewYearStart( $hebrewYear );
873 # Calculate next year's start
874 if( $dayOfYear <= $start ) {
875 # Day is before the start of the year - it is the previous year
881 # Add days since previous year's 1 September
883 if( ( $year %
400 == 0 ) ||
( $year %
100 != 0 && $year %
4 == 0 ) ) {
887 # Start of the new (previous) year
888 $start = self
::hebrewYearStart( $hebrewYear );
891 $nextStart = self
::hebrewYearStart( $hebrewYear +
1 );
894 # Calculate Hebrew day of year
895 $hebrewDayOfYear = $dayOfYear - $start;
897 # Difference between year's days
898 $diff = $nextStart - $start;
899 # Add 12 (or 13 for leap years) days to ignore the difference between
900 # Hebrew and Gregorian year (353 at least vs. 365/6) - now the
901 # difference is only about the year type
902 if( ( $year %
400 == 0 ) ||
( $year %
100 != 0 && $year %
4 == 0 ) ) {
908 # Check the year pattern, and is leap year
909 # 0 means an incomplete year, 1 means a regular year, 2 means a complete year
910 # This is mod 30, to work on both leap years (which add 30 days of Adar I)
912 $yearPattern = $diff %
30;
914 $isLeap = $diff >= 30;
916 # Calculate day in the month from number of day in the Hebrew year
917 # Don't check Adar - if the day is not in Adar, we will stop before;
918 # if it is in Adar, we will use it to check if it is Adar I or Adar II
919 $hebrewDay = $hebrewDayOfYear;
922 while( $hebrewMonth <= 12 ) {
923 # Calculate days in this month
924 if( $isLeap && $hebrewMonth == 6 ) {
925 # Adar in a leap year
927 # Leap year - has Adar I, with 30 days, and Adar II, with 29 days
929 if( $hebrewDay <= $days ) {
933 # Subtract the days of Adar I
937 if( $hebrewDay <= $days ) {
943 } elseif( $hebrewMonth == 2 && $yearPattern == 2 ) {
944 # Cheshvan in a complete year (otherwise as the rule below)
946 } elseif( $hebrewMonth == 3 && $yearPattern == 0 ) {
947 # Kislev in an incomplete year (otherwise as the rule below)
950 # Odd months have 30 days, even have 29
951 $days = 30 - ( $hebrewMonth - 1 ) %
2;
953 if( $hebrewDay <= $days ) {
954 # In the current month
957 # Subtract the days of the current month
959 # Try in the next month
964 return array( $hebrewYear, $hebrewMonth, $hebrewDay, $days );
968 * This calculates the Hebrew year start, as days since 1 September.
969 * Based on Carl Friedrich Gauss algorithm for finding Easter date.
970 * Used for Hebrew date.
972 private static function hebrewYearStart( $year ) {
973 $a = intval( ( 12 * ( $year - 1 ) +
17 ) %
19 );
974 $b = intval( ( $year - 1 ) %
4 );
975 $m = 32.044093161144 +
1.5542417966212 * $a +
$b / 4.0 - 0.0031777940220923 * ( $year - 1 );
985 $c = intval( ( $Mar +
3 * ( $year - 1 ) +
5 * $b +
5 ) %
7);
986 if( $c == 0 && $a > 11 && $m >= 0.89772376543210 ) {
988 } else if( $c == 1 && $a > 6 && $m >= 0.63287037037037 ) {
990 } else if( $c == 2 ||
$c == 4 ||
$c == 6 ) {
994 $Mar +
= intval( ( $year - 3761 ) / 100 ) - intval( ( $year - 3761 ) / 400 ) - 24;
999 * Algorithm to convert Gregorian dates to Thai solar dates.
1001 * Link: http://en.wikipedia.org/wiki/Thai_solar_calendar
1003 * @param string $ts 14-character timestamp
1004 * @return array converted year, month, day
1006 private static function tsToThai( $ts ) {
1007 $gy = substr( $ts, 0, 4 );
1008 $gm = substr( $ts, 4, 2 );
1009 $gd = substr( $ts, 6, 2 );
1011 # Add 543 years to the Gregorian calendar
1012 # Months and days are identical
1013 $gy_thai = $gy +
543;
1015 return array( $gy_thai, $gm, $gd );
1020 * Roman number formatting up to 3000
1022 static function romanNumeral( $num ) {
1023 static $table = array(
1024 array( '', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX', 'X' ),
1025 array( '', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC', 'C' ),
1026 array( '', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM', 'M' ),
1027 array( '', 'M', 'MM', 'MMM' )
1030 $num = intval( $num );
1031 if ( $num > 3000 ||
$num <= 0 ) {
1036 for ( $pow10 = 1000, $i = 3; $i >= 0; $pow10 /= 10, $i-- ) {
1037 if ( $num >= $pow10 ) {
1038 $s .= $table[$i][floor($num / $pow10)];
1040 $num = $num %
$pow10;
1046 * Hebrew Gematria number formatting up to 9999
1048 static function hebrewNumeral( $num ) {
1049 static $table = array(
1050 array( '', 'א', 'ב', 'ג', 'ד', 'ה', 'ו', 'ז', 'ח', 'ט', 'י' ),
1051 array( '', 'י', 'כ', 'ל', 'מ', 'נ', 'ס', 'ע', 'פ', 'צ', 'ק' ),
1052 array( '', 'ק', 'ר', 'ש', 'ת', 'תק', 'תר', 'תש', 'תת', 'תתק', 'תתר' ),
1053 array( '', 'א', 'ב', 'ג', 'ד', 'ה', 'ו', 'ז', 'ח', 'ט', 'י' )
1056 $num = intval( $num );
1057 if ( $num > 9999 ||
$num <= 0 ) {
1062 for ( $pow10 = 1000, $i = 3; $i >= 0; $pow10 /= 10, $i-- ) {
1063 if ( $num >= $pow10 ) {
1064 if ( $num == 15 ||
$num == 16 ) {
1065 $s .= $table[0][9] . $table[0][$num - 9];
1068 $s .= $table[$i][intval( ( $num / $pow10 ) )];
1069 if( $pow10 == 1000 ) {
1074 $num = $num %
$pow10;
1076 if( strlen( $s ) == 2 ) {
1079 $str = substr( $s, 0, strlen( $s ) - 2 ) . '"';
1080 $str .= substr( $s, strlen( $s ) - 2, 2 );
1082 $start = substr( $str, 0, strlen( $str ) - 2 );
1083 $end = substr( $str, strlen( $str ) - 2 );
1086 $str = $start . 'ך';
1089 $str = $start . 'ם';
1092 $str = $start . 'ן';
1095 $str = $start . 'ף';
1098 $str = $start . 'ץ';
1105 * This is meant to be used by time(), date(), and timeanddate() to get
1106 * the date preference they're supposed to use, it should be used in
1110 * function timeanddate([...], $format = true) {
1111 * $datePreference = $this->dateFormat($format);
1116 * @param mixed $usePrefs: if true, the user's preference is used
1117 * if false, the site/language default is used
1118 * if int/string, assumed to be a format.
1121 function dateFormat( $usePrefs = true ) {
1124 if( is_bool( $usePrefs ) ) {
1126 $datePreference = $wgUser->getDatePreference();
1128 $options = User
::getDefaultOptions();
1129 $datePreference = (string)$options['date'];
1132 $datePreference = (string)$usePrefs;
1136 if( $datePreference == '' ) {
1140 return $datePreference;
1145 * @param mixed $ts the time format which needs to be turned into a
1146 * date('YmdHis') format with wfTimestamp(TS_MW,$ts)
1147 * @param bool $adj whether to adjust the time output according to the
1148 * user configured offset ($timecorrection)
1149 * @param mixed $format true to use user's date format preference
1150 * @param string $timecorrection the time offset as returned by
1151 * validateTimeZone() in Special:Preferences
1154 function date( $ts, $adj = false, $format = true, $timecorrection = false ) {
1157 $ts = $this->userAdjust( $ts, $timecorrection );
1160 $pref = $this->dateFormat( $format );
1161 if( $pref == 'default' ||
!isset( $this->dateFormats
["$pref date"] ) ) {
1162 $pref = $this->defaultDateFormat
;
1164 return $this->sprintfDate( $this->dateFormats
["$pref date"], $ts );
1169 * @param mixed $ts the time format which needs to be turned into a
1170 * date('YmdHis') format with wfTimestamp(TS_MW,$ts)
1171 * @param bool $adj whether to adjust the time output according to the
1172 * user configured offset ($timecorrection)
1173 * @param mixed $format true to use user's date format preference
1174 * @param string $timecorrection the time offset as returned by
1175 * validateTimeZone() in Special:Preferences
1178 function time( $ts, $adj = false, $format = true, $timecorrection = false ) {
1181 $ts = $this->userAdjust( $ts, $timecorrection );
1184 $pref = $this->dateFormat( $format );
1185 if( $pref == 'default' ||
!isset( $this->dateFormats
["$pref time"] ) ) {
1186 $pref = $this->defaultDateFormat
;
1188 return $this->sprintfDate( $this->dateFormats
["$pref time"], $ts );
1193 * @param mixed $ts the time format which needs to be turned into a
1194 * date('YmdHis') format with wfTimestamp(TS_MW,$ts)
1195 * @param bool $adj whether to adjust the time output according to the
1196 * user configured offset ($timecorrection)
1198 * @param mixed $format what format to return, if it's false output the
1199 * default one (default true)
1200 * @param string $timecorrection the time offset as returned by
1201 * validateTimeZone() in Special:Preferences
1204 function timeanddate( $ts, $adj = false, $format = true, $timecorrection = false) {
1207 $ts = wfTimestamp( TS_MW
, $ts );
1210 $ts = $this->userAdjust( $ts, $timecorrection );
1213 $pref = $this->dateFormat( $format );
1214 if( $pref == 'default' ||
!isset( $this->dateFormats
["$pref both"] ) ) {
1215 $pref = $this->defaultDateFormat
;
1218 return $this->sprintfDate( $this->dateFormats
["$pref both"], $ts );
1221 function getMessage( $key ) {
1223 return isset( $this->messages
[$key] ) ?
$this->messages
[$key] : null;
1226 function getAllMessages() {
1228 return $this->messages
;
1231 function iconv( $in, $out, $string ) {
1232 # For most languages, this is a wrapper for iconv
1233 return iconv( $in, $out . '//IGNORE', $string );
1236 // callback functions for uc(), lc(), ucwords(), ucwordbreaks()
1237 function ucwordbreaksCallbackAscii($matches){
1238 return $this->ucfirst($matches[1]);
1241 function ucwordbreaksCallbackMB($matches){
1242 return mb_strtoupper($matches[0]);
1245 function ucCallback($matches){
1246 list( $wikiUpperChars ) = self
::getCaseMaps();
1247 return strtr( $matches[1], $wikiUpperChars );
1250 function lcCallback($matches){
1251 list( , $wikiLowerChars ) = self
::getCaseMaps();
1252 return strtr( $matches[1], $wikiLowerChars );
1255 function ucwordsCallbackMB($matches){
1256 return mb_strtoupper($matches[0]);
1259 function ucwordsCallbackWiki($matches){
1260 list( $wikiUpperChars ) = self
::getCaseMaps();
1261 return strtr( $matches[0], $wikiUpperChars );
1264 function ucfirst( $str ) {
1265 if ( empty($str) ) return $str;
1266 if ( ord($str[0]) < 128 ) return ucfirst($str);
1267 else return self
::uc($str,true); // fall back to more complex logic in case of multibyte strings
1270 function uc( $str, $first = false ) {
1271 if ( function_exists( 'mb_strtoupper' ) ) {
1273 if ( self
::isMultibyte( $str ) ) {
1274 return mb_strtoupper( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 );
1276 return ucfirst( $str );
1279 return self
::isMultibyte( $str ) ?
mb_strtoupper( $str ) : strtoupper( $str );
1282 if ( self
::isMultibyte( $str ) ) {
1283 list( $wikiUpperChars ) = $this->getCaseMaps();
1284 $x = $first ?
'^' : '';
1285 return preg_replace_callback(
1286 "/$x([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/",
1287 array($this,"ucCallback"),
1291 return $first ?
ucfirst( $str ) : strtoupper( $str );
1296 function lcfirst( $str ) {
1297 if ( empty($str) ) return $str;
1298 if ( is_string( $str ) && ord($str[0]) < 128 ) {
1299 // editing string in place = cool
1300 $str[0]=strtolower($str[0]);
1303 else return self
::lc( $str, true );
1306 function lc( $str, $first = false ) {
1307 if ( function_exists( 'mb_strtolower' ) )
1309 if ( self
::isMultibyte( $str ) )
1310 return mb_strtolower( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 );
1312 return strtolower( substr( $str, 0, 1 ) ) . substr( $str, 1 );
1314 return self
::isMultibyte( $str ) ?
mb_strtolower( $str ) : strtolower( $str );
1316 if ( self
::isMultibyte( $str ) ) {
1317 list( , $wikiLowerChars ) = self
::getCaseMaps();
1318 $x = $first ?
'^' : '';
1319 return preg_replace_callback(
1320 "/$x([A-Z]|[\\xc0-\\xff][\\x80-\\xbf]*)/",
1321 array($this,"lcCallback"),
1325 return $first ?
strtolower( substr( $str, 0, 1 ) ) . substr( $str, 1 ) : strtolower( $str );
1328 function isMultibyte( $str ) {
1329 return (bool)preg_match( '/[\x80-\xff]/', $str );
1332 function ucwords($str) {
1333 if ( self
::isMultibyte( $str ) ) {
1334 $str = self
::lc($str);
1336 // regexp to find first letter in each word (i.e. after each space)
1337 $replaceRegexp = "/^([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)| ([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/";
1339 // function to use to capitalize a single char
1340 if ( function_exists( 'mb_strtoupper' ) )
1341 return preg_replace_callback(
1343 array($this,"ucwordsCallbackMB"),
1347 return preg_replace_callback(
1349 array($this,"ucwordsCallbackWiki"),
1354 return ucwords( strtolower( $str ) );
1357 # capitalize words at word breaks
1358 function ucwordbreaks($str){
1359 if (self
::isMultibyte( $str ) ) {
1360 $str = self
::lc($str);
1362 // since \b doesn't work for UTF-8, we explicitely define word break chars
1363 $breaks= "[ \-\(\)\}\{\.,\?!]";
1365 // find first letter after word break
1366 $replaceRegexp = "/^([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)|$breaks([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/";
1368 if ( function_exists( 'mb_strtoupper' ) )
1369 return preg_replace_callback(
1371 array($this,"ucwordbreaksCallbackMB"),
1375 return preg_replace_callback(
1377 array($this,"ucwordsCallbackWiki"),
1382 return preg_replace_callback(
1383 '/\b([\w\x80-\xff]+)\b/',
1384 array($this,"ucwordbreaksCallbackAscii"),
1389 * Return a case-folded representation of $s
1391 * This is a representation such that caseFold($s1)==caseFold($s2) if $s1
1392 * and $s2 are the same except for the case of their characters. It is not
1393 * necessary for the value returned to make sense when displayed.
1395 * Do *not* perform any other normalisation in this function. If a caller
1396 * uses this function when it should be using a more general normalisation
1397 * function, then fix the caller.
1399 function caseFold( $s ) {
1400 return $this->uc( $s );
1403 function checkTitleEncoding( $s ) {
1404 if( is_array( $s ) ) {
1405 wfDebugDieBacktrace( 'Given array to checkTitleEncoding.' );
1407 # Check for non-UTF-8 URLs
1408 $ishigh = preg_match( '/[\x80-\xff]/', $s);
1409 if(!$ishigh) return $s;
1411 $isutf8 = preg_match( '/^([\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' .
1412 '[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})+$/', $s );
1413 if( $isutf8 ) return $s;
1415 return $this->iconv( $this->fallback8bitEncoding(), "utf-8", $s );
1418 function fallback8bitEncoding() {
1420 return $this->fallback8bitEncoding
;
1424 * Some languages have special punctuation to strip out
1425 * or characters which need to be converted for MySQL's
1426 * indexing to grok it correctly. Make such changes here.
1431 function stripForSearch( $string ) {
1433 if ( $wgDBtype != 'mysql' ) {
1437 # MySQL fulltext index doesn't grok utf-8, so we
1438 # need to fold cases and convert to hex
1440 wfProfileIn( __METHOD__
);
1441 if( function_exists( 'mb_strtolower' ) ) {
1442 $out = preg_replace(
1443 "/([\\xc0-\\xff][\\x80-\\xbf]*)/e",
1444 "'U8' . bin2hex( \"$1\" )",
1445 mb_strtolower( $string ) );
1447 list( , $wikiLowerChars ) = self
::getCaseMaps();
1448 $out = preg_replace(
1449 "/([\\xc0-\\xff][\\x80-\\xbf]*)/e",
1450 "'U8' . bin2hex( strtr( \"\$1\", \$wikiLowerChars ) )",
1453 wfProfileOut( __METHOD__
);
1457 function convertForSearchResult( $termsArray ) {
1458 # some languages, e.g. Chinese, need to do a conversion
1459 # in order for search results to be displayed correctly
1464 * Get the first character of a string.
1469 function firstChar( $s ) {
1471 preg_match( '/^([\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' .
1472 '[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})/', $s, $matches);
1474 if ( isset( $matches[1] ) ) {
1475 if ( strlen( $matches[1] ) != 3 ) {
1479 // Break down Hangul syllables to grab the first jamo
1480 $code = utf8ToCodepoint( $matches[1] );
1481 if ( $code < 0xac00 ||
0xd7a4 <= $code) {
1483 } elseif ( $code < 0xb098 ) {
1484 return "\xe3\x84\xb1";
1485 } elseif ( $code < 0xb2e4 ) {
1486 return "\xe3\x84\xb4";
1487 } elseif ( $code < 0xb77c ) {
1488 return "\xe3\x84\xb7";
1489 } elseif ( $code < 0xb9c8 ) {
1490 return "\xe3\x84\xb9";
1491 } elseif ( $code < 0xbc14 ) {
1492 return "\xe3\x85\x81";
1493 } elseif ( $code < 0xc0ac ) {
1494 return "\xe3\x85\x82";
1495 } elseif ( $code < 0xc544 ) {
1496 return "\xe3\x85\x85";
1497 } elseif ( $code < 0xc790 ) {
1498 return "\xe3\x85\x87";
1499 } elseif ( $code < 0xcc28 ) {
1500 return "\xe3\x85\x88";
1501 } elseif ( $code < 0xce74 ) {
1502 return "\xe3\x85\x8a";
1503 } elseif ( $code < 0xd0c0 ) {
1504 return "\xe3\x85\x8b";
1505 } elseif ( $code < 0xd30c ) {
1506 return "\xe3\x85\x8c";
1507 } elseif ( $code < 0xd558 ) {
1508 return "\xe3\x85\x8d";
1510 return "\xe3\x85\x8e";
1517 function initEncoding() {
1518 # Some languages may have an alternate char encoding option
1519 # (Esperanto X-coding, Japanese furigana conversion, etc)
1520 # If this language is used as the primary content language,
1521 # an override to the defaults can be set here on startup.
1524 function recodeForEdit( $s ) {
1525 # For some languages we'll want to explicitly specify
1526 # which characters make it into the edit box raw
1527 # or are converted in some way or another.
1528 # Note that if wgOutputEncoding is different from
1529 # wgInputEncoding, this text will be further converted
1530 # to wgOutputEncoding.
1531 global $wgEditEncoding;
1532 if( $wgEditEncoding == '' or
1533 $wgEditEncoding == 'UTF-8' ) {
1536 return $this->iconv( 'UTF-8', $wgEditEncoding, $s );
1540 function recodeInput( $s ) {
1541 # Take the previous into account.
1542 global $wgEditEncoding;
1543 if($wgEditEncoding != "") {
1544 $enc = $wgEditEncoding;
1548 if( $enc == 'UTF-8' ) {
1551 return $this->iconv( $enc, 'UTF-8', $s );
1556 * For right-to-left language support
1566 * A hidden direction mark (LRM or RLM), depending on the language direction
1570 function getDirMark() {
1571 return $this->isRTL() ?
"\xE2\x80\x8F" : "\xE2\x80\x8E";
1575 * An arrow, depending on the language direction
1579 function getArrow() {
1580 return $this->isRTL() ?
'←' : '→';
1584 * To allow "foo[[bar]]" to extend the link over the whole word "foobar"
1588 function linkPrefixExtension() {
1590 return $this->linkPrefixExtension
;
1593 function &getMagicWords() {
1595 return $this->magicWords
;
1598 # Fill a MagicWord object with data from here
1599 function getMagic( &$mw ) {
1600 if ( !$this->mMagicHookDone
) {
1601 $this->mMagicHookDone
= true;
1602 wfRunHooks( 'LanguageGetMagic', array( &$this->mMagicExtensions
, $this->getCode() ) );
1604 if ( isset( $this->mMagicExtensions
[$mw->mId
] ) ) {
1605 $rawEntry = $this->mMagicExtensions
[$mw->mId
];
1607 $magicWords =& $this->getMagicWords();
1608 if ( isset( $magicWords[$mw->mId
] ) ) {
1609 $rawEntry = $magicWords[$mw->mId
];
1611 # Fall back to English if local list is incomplete
1612 $magicWords =& Language
::getMagicWords();
1613 if ( !isset($magicWords[$mw->mId
]) ) { throw new MWException("Magic word not found" ); }
1614 $rawEntry = $magicWords[$mw->mId
];
1618 if( !is_array( $rawEntry ) ) {
1619 error_log( "\"$rawEntry\" is not a valid magic thingie for \"$mw->mId\"" );
1621 $mw->mCaseSensitive
= $rawEntry[0];
1622 $mw->mSynonyms
= array_slice( $rawEntry, 1 );
1627 * Add magic words to the extension array
1629 function addMagicWordsByLang( $newWords ) {
1630 $code = $this->getCode();
1631 $fallbackChain = array();
1632 while ( $code && !in_array( $code, $fallbackChain ) ) {
1633 $fallbackChain[] = $code;
1634 $code = self
::getFallbackFor( $code );
1636 if ( !in_array( 'en', $fallbackChain ) ) {
1637 $fallbackChain[] = 'en';
1639 $fallbackChain = array_reverse( $fallbackChain );
1640 foreach ( $fallbackChain as $code ) {
1641 if ( isset( $newWords[$code] ) ) {
1642 $this->mMagicExtensions
= $newWords[$code] +
$this->mMagicExtensions
;
1648 * Get special page names, as an associative array
1649 * case folded alias => real name
1651 function getSpecialPageAliases() {
1653 if ( !isset( $this->mExtendedSpecialPageAliases
) ) {
1654 $this->mExtendedSpecialPageAliases
= $this->specialPageAliases
;
1655 wfRunHooks( 'LanguageGetSpecialPageAliases',
1656 array( &$this->mExtendedSpecialPageAliases
, $this->getCode() ) );
1658 return $this->mExtendedSpecialPageAliases
;
1662 * Italic is unsuitable for some languages
1666 * @param string $text The text to be emphasized.
1669 function emphasize( $text ) {
1670 return "<em>$text</em>";
1674 * Normally we output all numbers in plain en_US style, that is
1675 * 293,291.235 for twohundredninetythreethousand-twohundredninetyone
1676 * point twohundredthirtyfive. However this is not sutable for all
1677 * languages, some such as Pakaran want ੨੯੩,੨੯੫.੨੩੫ and others such as
1678 * Icelandic just want to use commas instead of dots, and dots instead
1679 * of commas like "293.291,235".
1681 * An example of this function being called:
1683 * wfMsg( 'message', $wgLang->formatNum( $num ) )
1686 * See LanguageGu.php for the Gujarati implementation and
1687 * LanguageIs.php for the , => . and . => , implementation.
1689 * @todo check if it's viable to use localeconv() for the decimal
1692 * @param mixed $number the string to be formatted, should be an integer or
1693 * a floating point number.
1694 * @param bool $nocommafy Set to true for special numbers like dates
1697 function formatNum( $number, $nocommafy = false ) {
1698 global $wgTranslateNumerals;
1700 $number = $this->commafy($number);
1701 $s = $this->separatorTransformTable();
1702 if (!is_null($s)) { $number = strtr($number, $s); }
1705 if ($wgTranslateNumerals) {
1706 $s = $this->digitTransformTable();
1707 if (!is_null($s)) { $number = strtr($number, $s); }
1713 function parseFormattedNumber( $number ) {
1714 $s = $this->digitTransformTable();
1715 if (!is_null($s)) { $number = strtr($number, array_flip($s)); }
1717 $s = $this->separatorTransformTable();
1718 if (!is_null($s)) { $number = strtr($number, array_flip($s)); }
1720 $number = strtr( $number, array (',' => '') );
1725 * Adds commas to a given number
1730 function commafy($_) {
1731 return strrev((string)preg_replace('/(\d{3})(?=\d)(?!\d*\.)/','$1,',strrev($_)));
1734 function digitTransformTable() {
1736 return $this->digitTransformTable
;
1739 function separatorTransformTable() {
1741 return $this->separatorTransformTable
;
1746 * For the credit list in includes/Credits.php (action=credits)
1751 function listToText( $l ) {
1754 for ($i = $m; $i >= 0; $i--) {
1757 } else if ($i == $m - 1) {
1758 $s = $l[$i] . ' ' . $this->getMessageFromDB( 'and' ) . ' ' . $s;
1760 $s = $l[$i] . ', ' . $s;
1767 * Truncate a string to a specified length in bytes, appending an optional
1768 * string (e.g. for ellipses)
1770 * The database offers limited byte lengths for some columns in the database;
1771 * multi-byte character sets mean we need to ensure that only whole characters
1772 * are included, otherwise broken characters can be passed to the user
1774 * If $length is negative, the string will be truncated from the beginning
1776 * @param string $string String to truncate
1777 * @param int $length Maximum length (excluding ellipses)
1778 * @param string $ellipses String to append to the truncated text
1781 function truncate( $string, $length, $ellipsis = "" ) {
1782 if( $length == 0 ) {
1785 if ( strlen( $string ) <= abs( $length ) ) {
1789 $string = substr( $string, 0, $length );
1790 $char = ord( $string[strlen( $string ) - 1] );
1792 if ($char >= 0xc0) {
1793 # We got the first byte only of a multibyte char; remove it.
1794 $string = substr( $string, 0, -1 );
1795 } elseif( $char >= 0x80 &&
1796 preg_match( '/^(.*)(?:[\xe0-\xef][\x80-\xbf]|' .
1797 '[\xf0-\xf7][\x80-\xbf]{1,2})$/', $string, $m ) ) {
1798 # We chopped in the middle of a character; remove it
1801 return $string . $ellipsis;
1803 $string = substr( $string, $length );
1804 $char = ord( $string[0] );
1805 if( $char >= 0x80 && $char < 0xc0 ) {
1806 # We chopped in the middle of a character; remove the whole thing
1807 $string = preg_replace( '/^[\x80-\xbf]+/', '', $string );
1809 return $ellipsis . $string;
1814 * Grammatical transformations, needed for inflected languages
1815 * Invoked by putting {{grammar:case|word}} in a message
1817 * @param string $word
1818 * @param string $case
1821 function convertGrammar( $word, $case ) {
1822 global $wgGrammarForms;
1823 if ( isset($wgGrammarForms[$this->getCode()][$case][$word]) ) {
1824 return $wgGrammarForms[$this->getCode()][$case][$word];
1830 * Plural form transformations, needed for some languages.
1831 * For example, there are 3 form of plural in Russian and Polish,
1832 * depending on "count mod 10". See [[w:Plural]]
1833 * For English it is pretty simple.
1835 * Invoked by putting {{plural:count|wordform1|wordform2}}
1836 * or {{plural:count|wordform1|wordform2|wordform3}}
1838 * Example: {{plural:{{NUMBEROFARTICLES}}|article|articles}}
1840 * @param integer $count Non-localized number
1841 * @param array $forms Different plural forms
1842 * @return string Correct form of plural for $count in this language
1844 function convertPlural( $count, $forms ) {
1845 if ( !count($forms) ) { return ''; }
1846 $forms = $this->preConvertPlural( $forms, 2 );
1848 return ( abs($count) == 1 ) ?
$forms[0] : $forms[1];
1852 * Checks that convertPlural was given an array and pads it to requested
1853 * amound of forms by copying the last one.
1855 * @param integer $count How many forms should there be at least
1856 * @param array $forms Array of forms given to convertPlural
1857 * @return array Padded array of forms or an exception if not an array
1859 protected function preConvertPlural( /* Array */ $forms, $count ) {
1860 while ( count($forms) < $count ) {
1861 $forms[] = $forms[count($forms)-1];
1867 * For translaing of expiry times
1868 * @param string The validated block time in English
1869 * @return Somehow translated block time
1870 * @see LanguageFi.php for example implementation
1872 function translateBlockExpiry( $str ) {
1874 $scBlockExpiryOptions = $this->getMessageFromDB( 'ipboptions' );
1876 if ( $scBlockExpiryOptions == '-') {
1880 foreach (explode(',', $scBlockExpiryOptions) as $option) {
1881 if ( strpos($option, ":") === false )
1883 list($show, $value) = explode(":", $option);
1884 if ( strcmp ( $str, $value) == 0 ) {
1885 return htmlspecialchars( trim( $show ) );
1893 * languages like Chinese need to be segmented in order for the diff
1896 * @param string $text
1899 function segmentForDiff( $text ) {
1904 * and unsegment to show the result
1906 * @param string $text
1909 function unsegmentForDiff( $text ) {
1913 # convert text to different variants of a language.
1914 function convert( $text, $isTitle = false) {
1915 return $this->mConverter
->convert($text, $isTitle);
1918 # Convert text from within Parser
1919 function parserConvert( $text, &$parser ) {
1920 return $this->mConverter
->parserConvert( $text, $parser );
1923 # Check if this is a language with variants
1924 function hasVariants(){
1925 return sizeof($this->getVariants())>1;
1928 # Put custom tags (e.g. -{ }-) around math to prevent conversion
1929 function armourMath($text){
1930 return $this->mConverter
->armourMath($text);
1935 * Perform output conversion on a string, and encode for safe HTML output.
1936 * @param string $text
1937 * @param bool $isTitle -- wtf?
1939 * @todo this should get integrated somewhere sane
1941 function convertHtml( $text, $isTitle = false ) {
1942 return htmlspecialchars( $this->convert( $text, $isTitle ) );
1945 function convertCategoryKey( $key ) {
1946 return $this->mConverter
->convertCategoryKey( $key );
1950 * get the list of variants supported by this langauge
1951 * see sample implementation in LanguageZh.php
1953 * @return array an array of language codes
1955 function getVariants() {
1956 return $this->mConverter
->getVariants();
1960 function getPreferredVariant( $fromUser = true ) {
1961 return $this->mConverter
->getPreferredVariant( $fromUser );
1965 * if a language supports multiple variants, it is
1966 * possible that non-existing link in one variant
1967 * actually exists in another variant. this function
1968 * tries to find it. See e.g. LanguageZh.php
1970 * @param string $link the name of the link
1971 * @param mixed $nt the title object of the link
1972 * @return null the input parameters may be modified upon return
1974 function findVariantLink( &$link, &$nt ) {
1975 $this->mConverter
->findVariantLink($link, $nt);
1979 * If a language supports multiple variants, converts text
1980 * into an array of all possible variants of the text:
1981 * 'variant' => text in that variant
1984 function convertLinkToAllVariants($text){
1985 return $this->mConverter
->convertLinkToAllVariants($text);
1990 * returns language specific options used by User::getPageRenderHash()
1991 * for example, the preferred language variant
1996 function getExtraHashOptions() {
1997 return $this->mConverter
->getExtraHashOptions();
2001 * for languages that support multiple variants, the title of an
2002 * article may be displayed differently in different variants. this
2003 * function returns the apporiate title defined in the body of the article.
2007 function getParsedTitle() {
2008 return $this->mConverter
->getParsedTitle();
2012 * Enclose a string with the "no conversion" tag. This is used by
2013 * various functions in the Parser
2015 * @param string $text text to be tagged for no conversion
2016 * @return string the tagged text
2018 function markNoConversion( $text, $noParse=false ) {
2019 return $this->mConverter
->markNoConversion( $text, $noParse );
2023 * A regular expression to match legal word-trailing characters
2024 * which should be merged onto a link of the form [[foo]]bar.
2029 function linkTrail() {
2031 return $this->linkTrail
;
2034 function getLangObj() {
2039 * Get the RFC 3066 code for this language object
2041 function getCode() {
2042 return $this->mCode
;
2045 function setCode( $code ) {
2046 $this->mCode
= $code;
2049 static function getFileName( $prefix = 'Language', $code, $suffix = '.php' ) {
2050 return $prefix . str_replace( '-', '_', ucfirst( $code ) ) . $suffix;
2053 static function getMessagesFileName( $code ) {
2055 return self
::getFileName( "$IP/languages/messages/Messages", $code, '.php' );
2058 static function getClassFileName( $code ) {
2060 return self
::getFileName( "$IP/languages/classes/Language", $code, '.php' );
2063 static function getLocalisationArray( $code, $disableCache = false ) {
2064 self
::loadLocalisation( $code, $disableCache );
2065 return self
::$mLocalisationCache[$code];
2069 * Load localisation data for a given code into the static cache
2071 * @return array Dependencies, map of filenames to mtimes
2073 static function loadLocalisation( $code, $disableCache = false ) {
2074 static $recursionGuard = array();
2075 global $wgMemc, $wgCheckSerialized;
2078 throw new MWException( "Invalid language code requested" );
2081 if ( !$disableCache ) {
2082 # Try the per-process cache
2083 if ( isset( self
::$mLocalisationCache[$code] ) ) {
2084 return self
::$mLocalisationCache[$code]['deps'];
2087 wfProfileIn( __METHOD__
);
2089 # Try the serialized directory
2090 $cache = wfGetPrecompiledData( self
::getFileName( "Messages", $code, '.ser' ) );
2092 if ( $wgCheckSerialized && self
::isLocalisationOutOfDate( $cache ) ) {
2094 wfDebug( "Language::loadLocalisation(): precompiled data file for $code is out of date\n" );
2096 self
::$mLocalisationCache[$code] = $cache;
2097 wfDebug( "Language::loadLocalisation(): got localisation for $code from precompiled data file\n" );
2098 wfProfileOut( __METHOD__
);
2099 return self
::$mLocalisationCache[$code]['deps'];
2103 # Try the global cache
2104 $memcKey = wfMemcKey('localisation', $code );
2105 $fbMemcKey = wfMemcKey('fallback', $cache['fallback'] );
2106 $cache = $wgMemc->get( $memcKey );
2108 if ( self
::isLocalisationOutOfDate( $cache ) ) {
2109 $wgMemc->delete( $memcKey );
2110 $wgMemc->delete( $fbMemcKey );
2112 wfDebug( "Language::loadLocalisation(): localisation cache for $code had expired\n" );
2114 self
::$mLocalisationCache[$code] = $cache;
2115 wfDebug( "Language::loadLocalisation(): got localisation for $code from cache\n" );
2116 wfProfileOut( __METHOD__
);
2117 return $cache['deps'];
2121 wfProfileIn( __METHOD__
);
2124 # Default fallback, may be overridden when the messages file is included
2125 if ( $code != 'en' ) {
2131 # Load the primary localisation from the source file
2132 $filename = self
::getMessagesFileName( $code );
2133 if ( !file_exists( $filename ) ) {
2134 wfDebug( "Language::loadLocalisation(): no localisation file for $code, using implicit fallback to en\n" );
2138 $deps = array( $filename => filemtime( $filename ) );
2139 require( $filename );
2140 $cache = compact( self
::$mLocalisationKeys );
2141 wfDebug( "Language::loadLocalisation(): got localisation for $code from source\n" );
2144 if ( !empty( $fallback ) ) {
2145 # Load the fallback localisation, with a circular reference guard
2146 if ( isset( $recursionGuard[$code] ) ) {
2147 throw new MWException( "Error: Circular fallback reference in language code $code" );
2149 $recursionGuard[$code] = true;
2150 $newDeps = self
::loadLocalisation( $fallback, $disableCache );
2151 unset( $recursionGuard[$code] );
2153 $secondary = self
::$mLocalisationCache[$fallback];
2154 $deps = array_merge( $deps, $newDeps );
2156 # Merge the fallback localisation with the current localisation
2157 foreach ( self
::$mLocalisationKeys as $key ) {
2158 if ( isset( $cache[$key] ) ) {
2159 if ( isset( $secondary[$key] ) ) {
2160 if ( in_array( $key, self
::$mMergeableMapKeys ) ) {
2161 $cache[$key] = $cache[$key] +
$secondary[$key];
2162 } elseif ( in_array( $key, self
::$mMergeableListKeys ) ) {
2163 $cache[$key] = array_merge( $secondary[$key], $cache[$key] );
2164 } elseif ( in_array( $key, self
::$mMergeableAliasListKeys ) ) {
2165 $cache[$key] = array_merge_recursive( $cache[$key], $secondary[$key] );
2169 $cache[$key] = $secondary[$key];
2173 # Merge bookstore lists if requested
2174 if ( !empty( $cache['bookstoreList']['inherit'] ) ) {
2175 $cache['bookstoreList'] = array_merge( $cache['bookstoreList'], $secondary['bookstoreList'] );
2177 if ( isset( $cache['bookstoreList']['inherit'] ) ) {
2178 unset( $cache['bookstoreList']['inherit'] );
2182 # Add dependencies to the cache entry
2183 $cache['deps'] = $deps;
2185 # Replace spaces with underscores in namespace names
2186 $cache['namespaceNames'] = str_replace( ' ', '_', $cache['namespaceNames'] );
2188 # And do the same for specialpage aliases. $page is an array.
2189 foreach ( $cache['specialPageAliases'] as &$page ) {
2190 $page = str_replace( ' ', '_', $page );
2192 # Decouple the reference to prevent accidental damage
2195 # Save to both caches
2196 self
::$mLocalisationCache[$code] = $cache;
2197 if ( !$disableCache ) {
2198 $wgMemc->set( $memcKey, $cache );
2199 $wgMemc->set( $fbMemcKey, (string) $cache['fallback'] );
2202 wfProfileOut( __METHOD__
);
2207 * Test if a given localisation cache is out of date with respect to the
2208 * source Messages files. This is done automatically for the global cache
2209 * in $wgMemc, but is only done on certain occasions for the serialized
2212 * @param $cache mixed Either a language code or a cache array
2214 static function isLocalisationOutOfDate( $cache ) {
2215 if ( !is_array( $cache ) ) {
2216 self
::loadLocalisation( $cache );
2217 $cache = self
::$mLocalisationCache[$cache];
2220 foreach ( $cache['deps'] as $file => $mtime ) {
2221 if ( !file_exists( $file ) ||
filemtime( $file ) > $mtime ) {
2230 * Get the fallback for a given language
2232 static function getFallbackFor( $code ) {
2234 if ( $code === 'en' ) return false;
2237 static $cache = array();
2239 if ( isset($cache[$code]) ) return $cache[$code];
2243 $memcKey = wfMemcKey( 'fallback', $code );
2244 $fbcode = $wgMemc->get( $memcKey );
2246 if ( is_string($fbcode) ) {
2247 // False is stored as a string to detect failures in memcache properly
2248 if ( $fbcode === '' ) $fbcode = false;
2250 // Update local cache and return
2251 $cache[$code] = $fbcode;
2255 // Nothing in caches, load and and update both caches
2256 self
::loadLocalisation( $code );
2257 $fbcode = self
::$mLocalisationCache[$code]['fallback'];
2259 $cache[$code] = $fbcode;
2260 $wgMemc->set( $memcKey, (string) $fbcode );
2266 * Get all messages for a given language
2268 static function getMessagesFor( $code ) {
2269 self
::loadLocalisation( $code );
2270 return self
::$mLocalisationCache[$code]['messages'];
2274 * Get a message for a given language
2276 static function getMessageFor( $key, $code ) {
2277 self
::loadLocalisation( $code );
2278 return isset( self
::$mLocalisationCache[$code]['messages'][$key] ) ? self
::$mLocalisationCache[$code]['messages'][$key] : null;
2282 * Load localisation data for this object
2285 if ( !$this->mLoaded
) {
2286 self
::loadLocalisation( $this->getCode() );
2287 $cache =& self
::$mLocalisationCache[$this->getCode()];
2288 foreach ( self
::$mLocalisationKeys as $key ) {
2289 $this->$key = $cache[$key];
2291 $this->mLoaded
= true;
2293 $this->fixUpSettings();
2298 * Do any necessary post-cache-load settings adjustment
2300 function fixUpSettings() {
2301 global $wgExtraNamespaces, $wgMetaNamespace, $wgMetaNamespaceTalk,
2302 $wgNamespaceAliases, $wgAmericanDates;
2303 wfProfileIn( __METHOD__
);
2304 if ( $wgExtraNamespaces ) {
2305 $this->namespaceNames
= $wgExtraNamespaces +
$this->namespaceNames
;
2308 $this->namespaceNames
[NS_PROJECT
] = $wgMetaNamespace;
2309 if ( $wgMetaNamespaceTalk ) {
2310 $this->namespaceNames
[NS_PROJECT_TALK
] = $wgMetaNamespaceTalk;
2312 $talk = $this->namespaceNames
[NS_PROJECT_TALK
];
2313 $talk = str_replace( '$1', $wgMetaNamespace, $talk );
2315 # Allow grammar transformations
2316 # Allowing full message-style parsing would make simple requests
2317 # such as action=raw much more expensive than they need to be.
2318 # This will hopefully cover most cases.
2319 $talk = preg_replace_callback( '/{{grammar:(.*?)\|(.*?)}}/i',
2320 array( &$this, 'replaceGrammarInNamespace' ), $talk );
2321 $talk = str_replace( ' ', '_', $talk );
2322 $this->namespaceNames
[NS_PROJECT_TALK
] = $talk;
2325 # The above mixing may leave namespaces out of canonical order.
2326 # Re-order by namespace ID number...
2327 ksort( $this->namespaceNames
);
2329 # Put namespace names and aliases into a hashtable.
2330 # If this is too slow, then we should arrange it so that it is done
2331 # before caching. The catch is that at pre-cache time, the above
2332 # class-specific fixup hasn't been done.
2333 $this->mNamespaceIds
= array();
2334 foreach ( $this->namespaceNames
as $index => $name ) {
2335 $this->mNamespaceIds
[$this->lc($name)] = $index;
2337 if ( $this->namespaceAliases
) {
2338 foreach ( $this->namespaceAliases
as $name => $index ) {
2339 $this->mNamespaceIds
[$this->lc($name)] = $index;
2342 if ( $wgNamespaceAliases ) {
2343 foreach ( $wgNamespaceAliases as $name => $index ) {
2344 $this->mNamespaceIds
[$this->lc($name)] = $index;
2348 if ( $this->defaultDateFormat
== 'dmy or mdy' ) {
2349 $this->defaultDateFormat
= $wgAmericanDates ?
'mdy' : 'dmy';
2351 wfProfileOut( __METHOD__
);
2354 function replaceGrammarInNamespace( $m ) {
2355 return $this->convertGrammar( trim( $m[2] ), trim( $m[1] ) );
2358 static function getCaseMaps() {
2359 static $wikiUpperChars, $wikiLowerChars;
2360 if ( isset( $wikiUpperChars ) ) {
2361 return array( $wikiUpperChars, $wikiLowerChars );
2364 wfProfileIn( __METHOD__
);
2365 $arr = wfGetPrecompiledData( 'Utf8Case.ser' );
2366 if ( $arr === false ) {
2367 throw new MWException(
2368 "Utf8Case.ser is missing, please run \"make\" in the serialized directory\n" );
2371 wfProfileOut( __METHOD__
);
2372 return array( $wikiUpperChars, $wikiLowerChars );
2375 function formatTimePeriod( $seconds ) {
2376 if ( $seconds < 10 ) {
2377 return $this->formatNum( sprintf( "%.1f", $seconds ) ) . wfMsg( 'seconds-abbrev' );
2378 } elseif ( $seconds < 60 ) {
2379 return $this->formatNum( round( $seconds ) ) . wfMsg( 'seconds-abbrev' );
2380 } elseif ( $seconds < 3600 ) {
2381 return $this->formatNum( floor( $seconds / 60 ) ) . wfMsg( 'minutes-abbrev' ) .
2382 $this->formatNum( round( fmod( $seconds, 60 ) ) ) . wfMsg( 'seconds-abbrev' );
2384 $hours = floor( $seconds / 3600 );
2385 $minutes = floor( ( $seconds - $hours * 3600 ) / 60 );
2386 $secondsPart = round( $seconds - $hours * 3600 - $minutes * 60 );
2387 return $this->formatNum( $hours ) . wfMsg( 'hours-abbrev' ) .
2388 $this->formatNum( $minutes ) . wfMsg( 'minutes-abbrev' ) .
2389 $this->formatNum( $secondsPart ) . wfMsg( 'seconds-abbrev' );
2393 function formatBitrate( $bps ) {
2394 $units = array( 'bps', 'kbps', 'Mbps', 'Gbps' );
2396 return $this->formatNum( $bps ) . $units[0];
2398 $unitIndex = floor( log10( $bps ) / 3 );
2399 $mantissa = $bps / pow( 1000, $unitIndex );
2400 if ( $mantissa < 10 ) {
2401 $mantissa = round( $mantissa, 1 );
2403 $mantissa = round( $mantissa );
2405 return $this->formatNum( $mantissa ) . $units[$unitIndex];
2409 * Format a size in bytes for output, using an appropriate
2410 * unit (B, KB, MB or GB) according to the magnitude in question
2412 * @param $size Size to format
2413 * @return string Plain text (not HTML)
2415 function formatSize( $size ) {
2416 // For small sizes no decimal places necessary
2418 if( $size > 1024 ) {
2419 $size = $size / 1024;
2420 if( $size > 1024 ) {
2421 $size = $size / 1024;
2422 // For MB and bigger two decimal places are smarter
2424 if( $size > 1024 ) {
2425 $size = $size / 1024;
2426 $msg = 'size-gigabytes';
2428 $msg = 'size-megabytes';
2431 $msg = 'size-kilobytes';
2434 $msg = 'size-bytes';
2436 $size = round( $size, $round );
2437 $text = $this->getMessageFromDB( $msg );
2438 return str_replace( '$1', $this->formatNum( $size ), $text );