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File: Language.php
<?php /** * Internationalisation code. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * http://www.gnu.org/copyleft/gpl.html * * @file * @ingroup Language */ /** * @defgroup Language Language */ if ( !defined( 'MEDIAWIKI' ) ) { echo "This file is part of MediaWiki, it is not a valid entry point.\n"; exit( 1 ); } if ( function_exists( 'mb_strtoupper' ) ) { mb_internal_encoding( 'UTF-8' ); } /** * a fake language converter * * @ingroup Language */ class FakeConverter { /** * @var Language */ public $mLang; function __construct( $langobj ) { $this->mLang = $langobj; } function autoConvert( $text, $variant = false ) { return $text; } function autoConvertToAllVariants( $text ) { return array( $this->mLang->getCode() => $text ); } function convert( $t ) { return $t; } function convertTo( $text, $variant ) { return $text; } function convertTitle( $t ) { return $t->getPrefixedText(); } function convertNamespace( $ns ) { return $this->mLang->getFormattedNsText( $ns ); } function getVariants() { return array( $this->mLang->getCode() ); } function getVariantFallbacks( $variant ) { return $this->mLang->getCode(); } function getPreferredVariant() { return $this->mLang->getCode(); } function getDefaultVariant() { return $this->mLang->getCode(); } function getURLVariant() { return ''; } function getConvRuleTitle() { return false; } function findVariantLink( &$l, &$n, $ignoreOtherCond = false ) { } function getExtraHashOptions() { return ''; } function getParsedTitle() { return ''; } function markNoConversion( $text, $noParse = false ) { return $text; } function convertCategoryKey( $key ) { return $key; } /** @deprecated since 1.22 is no longer used */ function armourMath( $text ) { return $text; } function validateVariant( $variant = null ) { return $variant === $this->mLang->getCode() ? $variant : null; } function translate( $text, $variant ) { return $text; } } /** * Internationalisation code * @ingroup Language */ class Language { /** * @var LanguageConverter */ public $mConverter; public $mVariants, $mCode, $mLoaded = false; public $mMagicExtensions = array(), $mMagicHookDone = false; private $mHtmlCode = null, $mParentLanguage = false; public $dateFormatStrings = array(); public $mExtendedSpecialPageAliases; protected $namespaceNames, $mNamespaceIds, $namespaceAliases; /** * ReplacementArray object caches */ public $transformData = array(); /** * @var LocalisationCache */ static public $dataCache; static public $mLangObjCache = array(); static public $mWeekdayMsgs = array( 'sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday' ); static public $mWeekdayAbbrevMsgs = array( 'sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat' ); static public $mMonthMsgs = array( 'january', 'february', 'march', 'april', 'may_long', 'june', 'july', 'august', 'september', 'october', 'november', 'december' ); static public $mMonthGenMsgs = array( 'january-gen', 'february-gen', 'march-gen', 'april-gen', 'may-gen', 'june-gen', 'july-gen', 'august-gen', 'september-gen', 'october-gen', 'november-gen', 'december-gen' ); static public $mMonthAbbrevMsgs = array( 'jan', 'feb', 'mar', 'apr', 'may', 'jun', 'jul', 'aug', 'sep', 'oct', 'nov', 'dec' ); static public $mIranianCalendarMonthMsgs = array( 'iranian-calendar-m1', 'iranian-calendar-m2', 'iranian-calendar-m3', 'iranian-calendar-m4', 'iranian-calendar-m5', 'iranian-calendar-m6', 'iranian-calendar-m7', 'iranian-calendar-m8', 'iranian-calendar-m9', 'iranian-calendar-m10', 'iranian-calendar-m11', 'iranian-calendar-m12' ); static public $mHebrewCalendarMonthMsgs = array( 'hebrew-calendar-m1', 'hebrew-calendar-m2', 'hebrew-calendar-m3', 'hebrew-calendar-m4', 'hebrew-calendar-m5', 'hebrew-calendar-m6', 'hebrew-calendar-m7', 'hebrew-calendar-m8', 'hebrew-calendar-m9', 'hebrew-calendar-m10', 'hebrew-calendar-m11', 'hebrew-calendar-m12', 'hebrew-calendar-m6a', 'hebrew-calendar-m6b' ); static public $mHebrewCalendarMonthGenMsgs = array( 'hebrew-calendar-m1-gen', 'hebrew-calendar-m2-gen', 'hebrew-calendar-m3-gen', 'hebrew-calendar-m4-gen', 'hebrew-calendar-m5-gen', 'hebrew-calendar-m6-gen', 'hebrew-calendar-m7-gen', 'hebrew-calendar-m8-gen', 'hebrew-calendar-m9-gen', 'hebrew-calendar-m10-gen', 'hebrew-calendar-m11-gen', 'hebrew-calendar-m12-gen', 'hebrew-calendar-m6a-gen', 'hebrew-calendar-m6b-gen' ); static public $mHijriCalendarMonthMsgs = array( 'hijri-calendar-m1', 'hijri-calendar-m2', 'hijri-calendar-m3', 'hijri-calendar-m4', 'hijri-calendar-m5', 'hijri-calendar-m6', 'hijri-calendar-m7', 'hijri-calendar-m8', 'hijri-calendar-m9', 'hijri-calendar-m10', 'hijri-calendar-m11', 'hijri-calendar-m12' ); /** * @since 1.20 * @var array */ static public $durationIntervals = array( 'millennia' => 31556952000, 'centuries' => 3155695200, 'decades' => 315569520, 'years' => 31556952, // 86400 * ( 365 + ( 24 * 3 + 25 ) / 400 ) 'weeks' => 604800, 'days' => 86400, 'hours' => 3600, 'minutes' => 60, 'seconds' => 1, ); /** * Cache for language fallbacks. * @see Language::getFallbacksIncludingSiteLanguage * @since 1.21 * @var array */ static private $fallbackLanguageCache = array(); /** * Get a cached or new language object for a given language code * @param $code String * @return Language */ static function factory( $code ) { global $wgDummyLanguageCodes, $wgLangObjCacheSize; if ( isset( $wgDummyLanguageCodes[$code] ) ) { $code = $wgDummyLanguageCodes[$code]; } // get the language object to process $langObj = isset( self::$mLangObjCache[$code] ) ? self::$mLangObjCache[$code] : self::newFromCode( $code ); // merge the language object in to get it up front in the cache self::$mLangObjCache = array_merge( array( $code => $langObj ), self::$mLangObjCache ); // get rid of the oldest ones in case we have an overflow self::$mLangObjCache = array_slice( self::$mLangObjCache, 0, $wgLangObjCacheSize, true ); return $langObj; } /** * Create a language object for a given language code * @param $code String * @throws MWException * @return Language */ protected static function newFromCode( $code ) { // Protect against path traversal below if ( !Language::isValidCode( $code ) || strcspn( $code, ":/\\\000" ) !== strlen( $code ) ) { throw new MWException( "Invalid language code \"$code\"" ); } if ( !Language::isValidBuiltInCode( $code ) ) { // It's not possible to customise this code with class files, so // just return a Language object. This is to support uselang= hacks. $lang = new Language; $lang->setCode( $code ); return $lang; } // Check if there is a language class for the code $class = self::classFromCode( $code ); self::preloadLanguageClass( $class ); if ( class_exists( $class ) ) { $lang = new $class; return $lang; } // Keep trying the fallback list until we find an existing class $fallbacks = Language::getFallbacksFor( $code ); foreach ( $fallbacks as $fallbackCode ) { if ( !Language::isValidBuiltInCode( $fallbackCode ) ) { throw new MWException( "Invalid fallback '$fallbackCode' in fallback sequence for '$code'" ); } $class = self::classFromCode( $fallbackCode ); self::preloadLanguageClass( $class ); if ( class_exists( $class ) ) { $lang = Language::newFromCode( $fallbackCode ); $lang->setCode( $code ); return $lang; } } throw new MWException( "Invalid fallback sequence for language '$code'" ); } /** * Checks whether any localisation is available for that language tag * in MediaWiki (MessagesXx.php exists). * * @param string $code Language tag (in lower case) * @return bool Whether language is supported * @since 1.21 */ public static function isSupportedLanguage( $code ) { return self::isValidBuiltInCode( $code ) && ( is_readable( self::getMessagesFileName( $code ) ) || is_readable( self::getJsonMessagesFileName( $code ) ) ); } /** * Returns true if a language code string is a well-formed language tag * according to RFC 5646. * This function only checks well-formedness; it doesn't check that * language, script or variant codes actually exist in the repositories. * * Based on regexes by Mark Davis of the Unicode Consortium: * http://unicode.org/repos/cldr/trunk/tools/java/org/unicode/cldr/util/data/langtagRegex.txt * * @param $code string * @param $lenient boolean Whether to allow '_' as separator. The default is only '-'. * * @return bool * @since 1.21 */ public static function isWellFormedLanguageTag( $code, $lenient = false ) { $alpha = '[a-z]'; $digit = '[0-9]'; $alphanum = '[a-z0-9]'; $x = 'x'; # private use singleton $singleton = '[a-wy-z]'; # other singleton $s = $lenient ? '[-_]' : '-'; $language = "$alpha{2,8}|$alpha{2,3}$s$alpha{3}"; $script = "$alpha{4}"; # ISO 15924 $region = "(?:$alpha{2}|$digit{3})"; # ISO 3166-1 alpha-2 or UN M.49 $variant = "(?:$alphanum{5,8}|$digit$alphanum{3})"; $extension = "$singleton(?:$s$alphanum{2,8})+"; $privateUse = "$x(?:$s$alphanum{1,8})+"; # Define certain grandfathered codes, since otherwise the regex is pretty useless. # Since these are limited, this is safe even later changes to the registry -- # the only oddity is that it might change the type of the tag, and thus # the results from the capturing groups. # http://www.iana.org/assignments/language-subtag-registry $grandfathered = "en{$s}GB{$s}oed" . "|i{$s}(?:ami|bnn|default|enochian|hak|klingon|lux|mingo|navajo|pwn|tao|tay|tsu)" . "|no{$s}(?:bok|nyn)" . "|sgn{$s}(?:BE{$s}(?:fr|nl)|CH{$s}de)" . "|zh{$s}min{$s}nan"; $variantList = "$variant(?:$s$variant)*"; $extensionList = "$extension(?:$s$extension)*"; $langtag = "(?:($language)" . "(?:$s$script)?" . "(?:$s$region)?" . "(?:$s$variantList)?" . "(?:$s$extensionList)?" . "(?:$s$privateUse)?)"; # The final breakdown, with capturing groups for each of these components # The variants, extensions, grandfathered, and private-use may have interior '-' $root = "^(?:$langtag|$privateUse|$grandfathered)$"; return (bool)preg_match( "/$root/", strtolower( $code ) ); } /** * Returns true if a language code string is of a valid form, whether or * not it exists. This includes codes which are used solely for * customisation via the MediaWiki namespace. * * @param $code string * * @return bool */ public static function isValidCode( $code ) { static $cache = array(); if ( isset( $cache[$code] ) ) { return $cache[$code]; } // People think language codes are html safe, so enforce it. // Ideally we should only allow a-zA-Z0-9- // but, .+ and other chars are often used for {{int:}} hacks // see bugs 37564, 37587, 36938 $cache[$code] = strcspn( $code, ":/\\\000&<>'\"" ) === strlen( $code ) && !preg_match( Title::getTitleInvalidRegex(), $code ); return $cache[$code]; } /** * Returns true if a language code is of a valid form for the purposes of * internal customisation of MediaWiki, via Messages*.php or *.json. * * @param $code string * * @throws MWException * @since 1.18 * @return bool */ public static function isValidBuiltInCode( $code ) { if ( !is_string( $code ) ) { if ( is_object( $code ) ) { $addmsg = " of class " . get_class( $code ); } else { $addmsg = ''; } $type = gettype( $code ); throw new MWException( __METHOD__ . " must be passed a string, $type given$addmsg" ); } return (bool)preg_match( '/^[a-z0-9-]{2,}$/i', $code ); } /** * Returns true if a language code is an IETF tag known to MediaWiki. * * @param $code string * * @since 1.21 * @return bool */ public static function isKnownLanguageTag( $tag ) { static $coreLanguageNames; // Quick escape for invalid input to avoid exceptions down the line // when code tries to process tags which are not valid at all. if ( !self::isValidBuiltInCode( $tag ) ) { return false; } if ( $coreLanguageNames === null ) { global $IP; include "$IP/languages/Names.php"; } if ( isset( $coreLanguageNames[$tag] ) || self::fetchLanguageName( $tag, $tag ) !== '' ) { return true; } return false; } /** * @param $code * @return String Name of the language class */ public static function classFromCode( $code ) { if ( $code == 'en' ) { return 'Language'; } else { return 'Language' . str_replace( '-', '_', ucfirst( $code ) ); } } /** * Includes language class files * * @param $class string Name of the language class */ public static function preloadLanguageClass( $class ) { global $IP; if ( $class === 'Language' ) { return; } if ( file_exists( "$IP/languages/classes/$class.php" ) ) { include_once "$IP/languages/classes/$class.php"; } } /** * Get the LocalisationCache instance * * @return LocalisationCache */ public static function getLocalisationCache() { if ( is_null( self::$dataCache ) ) { global $wgLocalisationCacheConf; $class = $wgLocalisationCacheConf['class']; self::$dataCache = new $class( $wgLocalisationCacheConf ); } return self::$dataCache; } function __construct() { $this->mConverter = new FakeConverter( $this ); // Set the code to the name of the descendant if ( get_class( $this ) == 'Language' ) { $this->mCode = 'en'; } else { $this->mCode = str_replace( '_', '-', strtolower( substr( get_class( $this ), 8 ) ) ); } self::getLocalisationCache(); } /** * Reduce memory usage */ function __destruct() { foreach ( $this as $name => $value ) { unset( $this->$name ); } } /** * Hook which will be called if this is the content language. * Descendants can use this to register hook functions or modify globals */ function initContLang() { } /** * Same as getFallbacksFor for current language. * @return array|bool * @deprecated in 1.19 */ function getFallbackLanguageCode() { wfDeprecated( __METHOD__, '1.19' ); return self::getFallbackFor( $this->mCode ); } /** * @return array * @since 1.19 */ function getFallbackLanguages() { return self::getFallbacksFor( $this->mCode ); } /** * Exports $wgBookstoreListEn * @return array */ function getBookstoreList() { return self::$dataCache->getItem( $this->mCode, 'bookstoreList' ); } /** * Returns an array of localised namespaces indexed by their numbers. If the namespace is not * available in localised form, it will be included in English. * * @return array */ public function getNamespaces() { if ( is_null( $this->namespaceNames ) ) { global $wgMetaNamespace, $wgMetaNamespaceTalk, $wgExtraNamespaces; $this->namespaceNames = self::$dataCache->getItem( $this->mCode, 'namespaceNames' ); $validNamespaces = MWNamespace::getCanonicalNamespaces(); $this->namespaceNames = $wgExtraNamespaces + $this->namespaceNames + $validNamespaces; $this->namespaceNames[NS_PROJECT] = $wgMetaNamespace; if ( $wgMetaNamespaceTalk ) { $this->namespaceNames[NS_PROJECT_TALK] = $wgMetaNamespaceTalk; } else { $talk = $this->namespaceNames[NS_PROJECT_TALK]; $this->namespaceNames[NS_PROJECT_TALK] = $this->fixVariableInNamespace( $talk ); } # Sometimes a language will be localised but not actually exist on this wiki. foreach ( $this->namespaceNames as $key => $text ) { if ( !isset( $validNamespaces[$key] ) ) { unset( $this->namespaceNames[$key] ); } } # The above mixing may leave namespaces out of canonical order. # Re-order by namespace ID number... ksort( $this->namespaceNames ); wfRunHooks( 'LanguageGetNamespaces', array( &$this->namespaceNames ) ); } return $this->namespaceNames; } /** * Arbitrarily set all of the namespace names at once. Mainly used for testing * @param $namespaces Array of namespaces (id => name) */ public function setNamespaces( array $namespaces ) { $this->namespaceNames = $namespaces; $this->mNamespaceIds = null; } /** * Resets all of the namespace caches. Mainly used for testing */ public function resetNamespaces() { $this->namespaceNames = null; $this->mNamespaceIds = null; $this->namespaceAliases = null; } /** * A convenience function that returns the same thing as * getNamespaces() except with the array values changed to ' ' * where it found '_', useful for producing output to be displayed * e.g. in <select> forms. * * @return array */ function getFormattedNamespaces() { $ns = $this->getNamespaces(); foreach ( $ns as $k => $v ) { $ns[$k] = strtr( $v, '_', ' ' ); } return $ns; } /** * Get a namespace value by key * <code> * $mw_ns = $wgContLang->getNsText( NS_MEDIAWIKI ); * echo $mw_ns; // prints 'MediaWiki' * </code> * * @param $index Int: the array key of the namespace to return * @return mixed, string if the namespace value exists, otherwise false */ function getNsText( $index ) { $ns = $this->getNamespaces(); return isset( $ns[$index] ) ? $ns[$index] : false; } /** * A convenience function that returns the same thing as * getNsText() except with '_' changed to ' ', useful for * producing output. * * <code> * $mw_ns = $wgContLang->getFormattedNsText( NS_MEDIAWIKI_TALK ); * echo $mw_ns; // prints 'MediaWiki talk' * </code> * * @param int $index The array key of the namespace to return * @return string Namespace name without underscores (empty string if namespace does not exist) */ function getFormattedNsText( $index ) { $ns = $this->getNsText( $index ); return strtr( $ns, '_', ' ' ); } /** * Returns gender-dependent namespace alias if available. * See https://www.mediawiki.org/wiki/Manual:$wgExtraGenderNamespaces * @param $index Int: namespace index * @param $gender String: gender key (male, female... ) * @return String * @since 1.18 */ function getGenderNsText( $index, $gender ) { global $wgExtraGenderNamespaces; $ns = $wgExtraGenderNamespaces + self::$dataCache->getItem( $this->mCode, 'namespaceGenderAliases' ); return isset( $ns[$index][$gender] ) ? $ns[$index][$gender] : $this->getNsText( $index ); } /** * Whether this language uses gender-dependent namespace aliases. * See https://www.mediawiki.org/wiki/Manual:$wgExtraGenderNamespaces * @return bool * @since 1.18 */ function needsGenderDistinction() { global $wgExtraGenderNamespaces, $wgExtraNamespaces; if ( count( $wgExtraGenderNamespaces ) > 0 ) { // $wgExtraGenderNamespaces overrides everything return true; } elseif ( isset( $wgExtraNamespaces[NS_USER] ) && isset( $wgExtraNamespaces[NS_USER_TALK] ) ) { /// @todo There may be other gender namespace than NS_USER & NS_USER_TALK in the future // $wgExtraNamespaces overrides any gender aliases specified in i18n files return false; } else { // Check what is in i18n files $aliases = self::$dataCache->getItem( $this->mCode, 'namespaceGenderAliases' ); return count( $aliases ) > 0; } } /** * Get a namespace key by value, case insensitive. * Only matches namespace names for the current language, not the * canonical ones defined in Namespace.php. * * @param $text String * @return mixed An integer if $text is a valid value otherwise false */ function getLocalNsIndex( $text ) { $lctext = $this->lc( $text ); $ids = $this->getNamespaceIds(); return isset( $ids[$lctext] ) ? $ids[$lctext] : false; } /** * @return array */ function getNamespaceAliases() { if ( is_null( $this->namespaceAliases ) ) { $aliases = self::$dataCache->getItem( $this->mCode, 'namespaceAliases' ); if ( !$aliases ) { $aliases = array(); } else { foreach ( $aliases as $name => $index ) { if ( $index === NS_PROJECT_TALK ) { unset( $aliases[$name] ); $name = $this->fixVariableInNamespace( $name ); $aliases[$name] = $index; } } } global $wgExtraGenderNamespaces; $genders = $wgExtraGenderNamespaces + (array)self::$dataCache->getItem( $this->mCode, 'namespaceGenderAliases' ); foreach ( $genders as $index => $forms ) { foreach ( $forms as $alias ) { $aliases[$alias] = $index; } } # Also add converted namespace names as aliases, to avoid confusion. $convertedNames = array(); foreach ( $this->getVariants() as $variant ) { if ( $variant === $this->mCode ) { continue; } foreach ( $this->getNamespaces() as $ns => $_ ) { $convertedNames[$this->getConverter()->convertNamespace( $ns, $variant )] = $ns; } } $this->namespaceAliases = $aliases + $convertedNames; } return $this->namespaceAliases; } /** * @return array */ function getNamespaceIds() { if ( is_null( $this->mNamespaceIds ) ) { global $wgNamespaceAliases; # Put namespace names and aliases into a hashtable. # If this is too slow, then we should arrange it so that it is done # before caching. The catch is that at pre-cache time, the above # class-specific fixup hasn't been done. $this->mNamespaceIds = array(); foreach ( $this->getNamespaces() as $index => $name ) { $this->mNamespaceIds[$this->lc( $name )] = $index; } foreach ( $this->getNamespaceAliases() as $name => $index ) { $this->mNamespaceIds[$this->lc( $name )] = $index; } if ( $wgNamespaceAliases ) { foreach ( $wgNamespaceAliases as $name => $index ) { $this->mNamespaceIds[$this->lc( $name )] = $index; } } } return $this->mNamespaceIds; } /** * Get a namespace key by value, case insensitive. Canonical namespace * names override custom ones defined for the current language. * * @param $text String * @return mixed An integer if $text is a valid value otherwise false */ function getNsIndex( $text ) { $lctext = $this->lc( $text ); $ns = MWNamespace::getCanonicalIndex( $lctext ); if ( $ns !== null ) { return $ns; } $ids = $this->getNamespaceIds(); return isset( $ids[$lctext] ) ? $ids[$lctext] : false; } /** * short names for language variants used for language conversion links. * * @param $code String * @param $usemsg bool Use the "variantname-xyz" message if it exists * @return string */ function getVariantname( $code, $usemsg = true ) { $msg = "variantname-$code"; if ( $usemsg && wfMessage( $msg )->exists() ) { return $this->getMessageFromDB( $msg ); } $name = self::fetchLanguageName( $code ); if ( $name ) { return $name; # if it's defined as a language name, show that } else { # otherwise, output the language code return $code; } } /** * @param $name string * @return string */ function specialPage( $name ) { $aliases = $this->getSpecialPageAliases(); if ( isset( $aliases[$name][0] ) ) { $name = $aliases[$name][0]; } return $this->getNsText( NS_SPECIAL ) . ':' . $name; } /** * @return array */ function getDatePreferences() { return self::$dataCache->getItem( $this->mCode, 'datePreferences' ); } /** * @return array */ function getDateFormats() { return self::$dataCache->getItem( $this->mCode, 'dateFormats' ); } /** * @return array|string */ function getDefaultDateFormat() { $df = self::$dataCache->getItem( $this->mCode, 'defaultDateFormat' ); if ( $df === 'dmy or mdy' ) { global $wgAmericanDates; return $wgAmericanDates ? 'mdy' : 'dmy'; } else { return $df; } } /** * @return array */ function getDatePreferenceMigrationMap() { return self::$dataCache->getItem( $this->mCode, 'datePreferenceMigrationMap' ); } /** * @param $image * @return array|null */ function getImageFile( $image ) { return self::$dataCache->getSubitem( $this->mCode, 'imageFiles', $image ); } /** * @return array */ function getExtraUserToggles() { return (array)self::$dataCache->getItem( $this->mCode, 'extraUserToggles' ); } /** * @param $tog * @return string */ function getUserToggle( $tog ) { return $this->getMessageFromDB( "tog-$tog" ); } /** * Get native language names, indexed by code. * Only those defined in MediaWiki, no other data like CLDR. * If $customisedOnly is true, only returns codes with a messages file * * @param $customisedOnly bool * * @return array * @deprecated in 1.20, use fetchLanguageNames() */ public static function getLanguageNames( $customisedOnly = false ) { return self::fetchLanguageNames( null, $customisedOnly ? 'mwfile' : 'mw' ); } /** * Get translated language names. This is done on best effort and * by default this is exactly the same as Language::getLanguageNames. * The CLDR extension provides translated names. * @param $code String Language code. * @return Array language code => language name * @since 1.18.0 * @deprecated in 1.20, use fetchLanguageNames() */ public static function getTranslatedLanguageNames( $code ) { return self::fetchLanguageNames( $code, 'all' ); } /** * Get an array of language names, indexed by code. * @param $inLanguage null|string: Code of language in which to return the names * Use null for autonyms (native names) * @param $include string: * 'all' all available languages * 'mw' only if the language is defined in MediaWiki or wgExtraLanguageNames (default) * 'mwfile' only if the language is in 'mw' *and* has a message file * @return array: language code => language name * @since 1.20 */ public static function fetchLanguageNames( $inLanguage = null, $include = 'mw' ) { global $wgExtraLanguageNames; static $coreLanguageNames; if ( $coreLanguageNames === null ) { global $IP; include "$IP/languages/Names.php"; } // If passed an invalid language code to use, fallback to en if ( $inLanguage !== null && !Language::isValidCode( $inLanguage ) ) { $inLanguage = 'en'; } $names = array(); if ( $inLanguage ) { # TODO: also include when $inLanguage is null, when this code is more efficient wfRunHooks( 'LanguageGetTranslatedLanguageNames', array( &$names, $inLanguage ) ); } $mwNames = $wgExtraLanguageNames + $coreLanguageNames; foreach ( $mwNames as $mwCode => $mwName ) { # - Prefer own MediaWiki native name when not using the hook # - For other names just add if not added through the hook if ( $mwCode === $inLanguage || !isset( $names[$mwCode] ) ) { $names[$mwCode] = $mwName; } } if ( $include === 'all' ) { return $names; } $returnMw = array(); $coreCodes = array_keys( $mwNames ); foreach ( $coreCodes as $coreCode ) { $returnMw[$coreCode] = $names[$coreCode]; } if ( $include === 'mwfile' ) { $namesMwFile = array(); # We do this using a foreach over the codes instead of a directory # loop so that messages files in extensions will work correctly. foreach ( $returnMw as $code => $value ) { if ( is_readable( self::getMessagesFileName( $code ) ) || is_readable( self::getJsonMessagesFileName( $code ) ) ) { $namesMwFile[$code] = $names[$code]; } } return $namesMwFile; } # 'mw' option; default if it's not one of the other two options (all/mwfile) return $returnMw; } /** * @param $code string: The code of the language for which to get the name * @param $inLanguage null|string: Code of language in which to return the name (null for autonyms) * @param $include string: 'all', 'mw' or 'mwfile'; see fetchLanguageNames() * @return string: Language name or empty * @since 1.20 */ public static function fetchLanguageName( $code, $inLanguage = null, $include = 'all' ) { $code = strtolower( $code ); $array = self::fetchLanguageNames( $inLanguage, $include ); return !array_key_exists( $code, $array ) ? '' : $array[$code]; } /** * Get a message from the MediaWiki namespace. * * @param $msg String: message name * @return string */ function getMessageFromDB( $msg ) { return wfMessage( $msg )->inLanguage( $this )->text(); } /** * Get the native language name of $code. * Only if defined in MediaWiki, no other data like CLDR. * @param $code string * @return string * @deprecated in 1.20, use fetchLanguageName() */ function getLanguageName( $code ) { return self::fetchLanguageName( $code ); } /** * @param $key string * @return string */ function getMonthName( $key ) { return $this->getMessageFromDB( self::$mMonthMsgs[$key - 1] ); } /** * @return array */ function getMonthNamesArray() { $monthNames = array( '' ); for ( $i = 1; $i < 13; $i++ ) { $monthNames[] = $this->getMonthName( $i ); } return $monthNames; } /** * @param $key string * @return string */ function getMonthNameGen( $key ) { return $this->getMessageFromDB( self::$mMonthGenMsgs[$key - 1] ); } /** * @param $key string * @return string */ function getMonthAbbreviation( $key ) { return $this->getMessageFromDB( self::$mMonthAbbrevMsgs[$key - 1] ); } /** * @return array */ function getMonthAbbreviationsArray() { $monthNames = array( '' ); for ( $i = 1; $i < 13; $i++ ) { $monthNames[] = $this->getMonthAbbreviation( $i ); } return $monthNames; } /** * @param $key string * @return string */ function getWeekdayName( $key ) { return $this->getMessageFromDB( self::$mWeekdayMsgs[$key - 1] ); } /** * @param $key string * @return string */ function getWeekdayAbbreviation( $key ) { return $this->getMessageFromDB( self::$mWeekdayAbbrevMsgs[$key - 1] ); } /** * @param $key string * @return string */ function getIranianCalendarMonthName( $key ) { return $this->getMessageFromDB( self::$mIranianCalendarMonthMsgs[$key - 1] ); } /** * @param $key string * @return string */ function getHebrewCalendarMonthName( $key ) { return $this->getMessageFromDB( self::$mHebrewCalendarMonthMsgs[$key - 1] ); } /** * @param $key string * @return string */ function getHebrewCalendarMonthNameGen( $key ) { return $this->getMessageFromDB( self::$mHebrewCalendarMonthGenMsgs[$key - 1] ); } /** * @param $key string * @return string */ function getHijriCalendarMonthName( $key ) { return $this->getMessageFromDB( self::$mHijriCalendarMonthMsgs[$key - 1] ); } /** * This is a workalike of PHP's date() function, but with better * internationalisation, a reduced set of format characters, and a better * escaping format. * * Supported format characters are dDjlNwzWFmMntLoYyaAgGhHiscrUeIOPTZ. See * the PHP manual for definitions. There are a number of extensions, which * start with "x": * * xn Do not translate digits of the next numeric format character * xN Toggle raw digit (xn) flag, stays set until explicitly unset * xr Use roman numerals for the next numeric format character * xh Use hebrew numerals for the next numeric format character * xx Literal x * xg Genitive month name * * xij j (day number) in Iranian calendar * xiF F (month name) in Iranian calendar * xin n (month number) in Iranian calendar * xiy y (two digit year) in Iranian calendar * xiY Y (full year) in Iranian calendar * * xjj j (day number) in Hebrew calendar * xjF F (month name) in Hebrew calendar * xjt t (days in month) in Hebrew calendar * xjx xg (genitive month name) in Hebrew calendar * xjn n (month number) in Hebrew calendar * xjY Y (full year) in Hebrew calendar * * xmj j (day number) in Hijri calendar * xmF F (month name) in Hijri calendar * xmn n (month number) in Hijri calendar * xmY Y (full year) in Hijri calendar * * xkY Y (full year) in Thai solar calendar. Months and days are * identical to the Gregorian calendar * xoY Y (full year) in Minguo calendar or Juche year. * Months and days are identical to the * Gregorian calendar * xtY Y (full year) in Japanese nengo. Months and days are * identical to the Gregorian calendar * * Characters enclosed in double quotes will be considered literal (with * the quotes themselves removed). Unmatched quotes will be considered * literal quotes. Example: * * "The month is" F => The month is January * i's" => 20'11" * * Backslash escaping is also supported. * * Input timestamp is assumed to be pre-normalized to the desired local * time zone, if any. Note that the format characters crUeIOPTZ will assume * $ts is UTC if $zone is not given. * * @param $format String * @param $ts String: 14-character timestamp * YYYYMMDDHHMMSS * 01234567890123 * @param $zone DateTimeZone: Timezone of $ts * @todo handling of "o" format character for Iranian, Hebrew, Hijri & Thai? * * @throws MWException * @return string */ function sprintfDate( $format, $ts, DateTimeZone $zone = null ) { $s = ''; $raw = false; $roman = false; $hebrewNum = false; $dateTimeObj = false; $rawToggle = false; $iranian = false; $hebrew = false; $hijri = false; $thai = false; $minguo = false; $tenno = false; if ( strlen( $ts ) !== 14 ) { throw new MWException( __METHOD__ . ": The timestamp $ts should have 14 characters" ); } if ( !ctype_digit( $ts ) ) { throw new MWException( __METHOD__ . ": The timestamp $ts should be a number" ); } for ( $p = 0; $p < strlen( $format ); $p++ ) { $num = false; $code = $format[$p]; if ( $code == 'x' && $p < strlen( $format ) - 1 ) { $code .= $format[++$p]; } if ( ( $code === 'xi' || $code == 'xj' || $code == 'xk' || $code == 'xm' || $code == 'xo' || $code == 'xt' ) && $p < strlen( $format ) - 1 ) { $code .= $format[++$p]; } switch ( $code ) { case 'xx': $s .= 'x'; break; case 'xn': $raw = true; break; case 'xN': $rawToggle = !$rawToggle; break; case 'xr': $roman = true; break; case 'xh': $hebrewNum = true; break; case 'xg': $s .= $this->getMonthNameGen( substr( $ts, 4, 2 ) ); break; case 'xjx': if ( !$hebrew ) { $hebrew = self::tsToHebrew( $ts ); } $s .= $this->getHebrewCalendarMonthNameGen( $hebrew[1] ); break; case 'd': $num = substr( $ts, 6, 2 ); break; case 'D': if ( !$dateTimeObj ) { $dateTimeObj = DateTime::createFromFormat( 'YmdHis', $ts, $zone ?: new DateTimeZone( 'UTC' ) ); } $s .= $this->getWeekdayAbbreviation( $dateTimeObj->format( 'w' ) + 1 ); break; case 'j': $num = intval( substr( $ts, 6, 2 ) ); break; case 'xij': if ( !$iranian ) { $iranian = self::tsToIranian( $ts ); } $num = $iranian[2]; break; case 'xmj': if ( !$hijri ) { $hijri = self::tsToHijri( $ts ); } $num = $hijri[2]; break; case 'xjj': if ( !$hebrew ) { $hebrew = self::tsToHebrew( $ts ); } $num = $hebrew[2]; break; case 'l': if ( !$dateTimeObj ) { $dateTimeObj = DateTime::createFromFormat( 'YmdHis', $ts, $zone ?: new DateTimeZone( 'UTC' ) ); } $s .= $this->getWeekdayName( $dateTimeObj->format( 'w' ) + 1 ); break; case 'F': $s .= $this->getMonthName( substr( $ts, 4, 2 ) ); break; case 'xiF': if ( !$iranian ) { $iranian = self::tsToIranian( $ts ); } $s .= $this->getIranianCalendarMonthName( $iranian[1] ); break; case 'xmF': if ( !$hijri ) { $hijri = self::tsToHijri( $ts ); } $s .= $this->getHijriCalendarMonthName( $hijri[1] ); break; case 'xjF': if ( !$hebrew ) { $hebrew = self::tsToHebrew( $ts ); } $s .= $this->getHebrewCalendarMonthName( $hebrew[1] ); break; case 'm': $num = substr( $ts, 4, 2 ); break; case 'M': $s .= $this->getMonthAbbreviation( substr( $ts, 4, 2 ) ); break; case 'n': $num = intval( substr( $ts, 4, 2 ) ); break; case 'xin': if ( !$iranian ) { $iranian = self::tsToIranian( $ts ); } $num = $iranian[1]; break; case 'xmn': if ( !$hijri ) { $hijri = self::tsToHijri ( $ts ); } $num = $hijri[1]; break; case 'xjn': if ( !$hebrew ) { $hebrew = self::tsToHebrew( $ts ); } $num = $hebrew[1]; break; case 'xjt': if ( !$hebrew ) { $hebrew = self::tsToHebrew( $ts ); } $num = $hebrew[3]; break; case 'Y': $num = substr( $ts, 0, 4 ); break; case 'xiY': if ( !$iranian ) { $iranian = self::tsToIranian( $ts ); } $num = $iranian[0]; break; case 'xmY': if ( !$hijri ) { $hijri = self::tsToHijri( $ts ); } $num = $hijri[0]; break; case 'xjY': if ( !$hebrew ) { $hebrew = self::tsToHebrew( $ts ); } $num = $hebrew[0]; break; case 'xkY': if ( !$thai ) { $thai = self::tsToYear( $ts, 'thai' ); } $num = $thai[0]; break; case 'xoY': if ( !$minguo ) { $minguo = self::tsToYear( $ts, 'minguo' ); } $num = $minguo[0]; break; case 'xtY': if ( !$tenno ) { $tenno = self::tsToYear( $ts, 'tenno' ); } $num = $tenno[0]; break; case 'y': $num = substr( $ts, 2, 2 ); break; case 'xiy': if ( !$iranian ) { $iranian = self::tsToIranian( $ts ); } $num = substr( $iranian[0], -2 ); break; case 'a': $s .= intval( substr( $ts, 8, 2 ) ) < 12 ? 'am' : 'pm'; break; case 'A': $s .= intval( substr( $ts, 8, 2 ) ) < 12 ? 'AM' : 'PM'; break; case 'g': $h = substr( $ts, 8, 2 ); $num = $h % 12 ? $h % 12 : 12; break; case 'G': $num = intval( substr( $ts, 8, 2 ) ); break; case 'h': $h = substr( $ts, 8, 2 ); $num = sprintf( '%02d', $h % 12 ? $h % 12 : 12 ); break; case 'H': $num = substr( $ts, 8, 2 ); break; case 'i': $num = substr( $ts, 10, 2 ); break; case 's': $num = substr( $ts, 12, 2 ); break; case 'c': case 'r': case 'e': case 'O': case 'P': case 'T': // Pass through string from $dateTimeObj->format() if ( !$dateTimeObj ) { $dateTimeObj = DateTime::createFromFormat( 'YmdHis', $ts, $zone ?: new DateTimeZone( 'UTC' ) ); } $s .= $dateTimeObj->format( $code ); break; case 'w': case 'N': case 'z': case 'W': case 't': case 'L': case 'o': case 'U': case 'I': case 'Z': // Pass through number from $dateTimeObj->format() if ( !$dateTimeObj ) { $dateTimeObj = DateTime::createFromFormat( 'YmdHis', $ts, $zone ?: new DateTimeZone( 'UTC' ) ); } $num = $dateTimeObj->format( $code ); break; case '\\': # Backslash escaping if ( $p < strlen( $format ) - 1 ) { $s .= $format[++$p]; } else { $s .= '\\'; } break; case '"': # Quoted literal if ( $p < strlen( $format ) - 1 ) { $endQuote = strpos( $format, '"', $p + 1 ); if ( $endQuote === false ) { # No terminating quote, assume literal " $s .= '"'; } else { $s .= substr( $format, $p + 1, $endQuote - $p - 1 ); $p = $endQuote; } } else { # Quote at end of string, assume literal " $s .= '"'; } break; default: $s .= $format[$p]; } if ( $num !== false ) { if ( $rawToggle || $raw ) { $s .= $num; $raw = false; } elseif ( $roman ) { $s .= Language::romanNumeral( $num ); $roman = false; } elseif ( $hebrewNum ) { $s .= self::hebrewNumeral( $num ); $hebrewNum = false; } else { $s .= $this->formatNum( $num, true ); } } } return $s; } private static $GREG_DAYS = array( 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ); private static $IRANIAN_DAYS = array( 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29 ); /** * Algorithm by Roozbeh Pournader and Mohammad Toossi to convert * Gregorian dates to Iranian dates. Originally written in C, it * is released under the terms of GNU Lesser General Public * License. Conversion to PHP was performed by Niklas Laxström. * * Link: http://www.farsiweb.info/jalali/jalali.c * * @param $ts string * * @return string */ private static function tsToIranian( $ts ) { $gy = substr( $ts, 0, 4 ) -1600; $gm = substr( $ts, 4, 2 ) -1; $gd = substr( $ts, 6, 2 ) -1; # Days passed from the beginning (including leap years) $gDayNo = 365 * $gy + floor( ( $gy + 3 ) / 4 ) - floor( ( $gy + 99 ) / 100 ) + floor( ( $gy + 399 ) / 400 ); // Add days of the past months of this year for ( $i = 0; $i < $gm; $i++ ) { $gDayNo += self::$GREG_DAYS[$i]; } // Leap years if ( $gm > 1 && ( ( $gy % 4 === 0 && $gy % 100 !== 0 || ( $gy % 400 == 0 ) ) ) ) { $gDayNo++; } // Days passed in current month $gDayNo += (int)$gd; $jDayNo = $gDayNo - 79; $jNp = floor( $jDayNo / 12053 ); $jDayNo %= 12053; $jy = 979 + 33 * $jNp + 4 * floor( $jDayNo / 1461 ); $jDayNo %= 1461; if ( $jDayNo >= 366 ) { $jy += floor( ( $jDayNo - 1 ) / 365 ); $jDayNo = floor( ( $jDayNo - 1 ) % 365 ); } for ( $i = 0; $i < 11 && $jDayNo >= self::$IRANIAN_DAYS[$i]; $i++ ) { $jDayNo -= self::$IRANIAN_DAYS[$i]; } $jm = $i + 1; $jd = $jDayNo + 1; return array( $jy, $jm, $jd ); } /** * Converting Gregorian dates to Hijri dates. * * Based on a PHP-Nuke block by Sharjeel which is released under GNU/GPL license * * @see http://phpnuke.org/modules.php?name=News&file=article&sid=8234&mode=thread&order=0&thold=0 * * @param $ts string * * @return string */ private static function tsToHijri( $ts ) { $year = substr( $ts, 0, 4 ); $month = substr( $ts, 4, 2 ); $day = substr( $ts, 6, 2 ); $zyr = $year; $zd = $day; $zm = $month; $zy = $zyr; if ( ( $zy > 1582 ) || ( ( $zy == 1582 ) && ( $zm > 10 ) ) || ( ( $zy == 1582 ) && ( $zm == 10 ) && ( $zd > 14 ) ) ) { $zjd = (int)( ( 1461 * ( $zy + 4800 + (int)( ( $zm - 14 ) / 12 ) ) ) / 4 ) + (int)( ( 367 * ( $zm - 2 - 12 * ( (int)( ( $zm - 14 ) / 12 ) ) ) ) / 12 ) - (int)( ( 3 * (int)( ( ( $zy + 4900 + (int)( ( $zm - 14 ) / 12 ) ) / 100 ) ) ) / 4 ) + $zd - 32075; } else { $zjd = 367 * $zy - (int)( ( 7 * ( $zy + 5001 + (int)( ( $zm - 9 ) / 7 ) ) ) / 4 ) + (int)( ( 275 * $zm ) / 9 ) + $zd + 1729777; } $zl = $zjd -1948440 + 10632; $zn = (int)( ( $zl - 1 ) / 10631 ); $zl = $zl - 10631 * $zn + 354; $zj = ( (int)( ( 10985 - $zl ) / 5316 ) ) * ( (int)( ( 50 * $zl ) / 17719 ) ) + ( (int)( $zl / 5670 ) ) * ( (int)( ( 43 * $zl ) / 15238 ) ); $zl = $zl - ( (int)( ( 30 - $zj ) / 15 ) ) * ( (int)( ( 17719 * $zj ) / 50 ) ) - ( (int)( $zj / 16 ) ) * ( (int)( ( 15238 * $zj ) / 43 ) ) + 29; $zm = (int)( ( 24 * $zl ) / 709 ); $zd = $zl - (int)( ( 709 * $zm ) / 24 ); $zy = 30 * $zn + $zj - 30; return array( $zy, $zm, $zd ); } /** * Converting Gregorian dates to Hebrew dates. * * Based on a JavaScript code by Abu Mami and Yisrael Hersch * (abu-mami@kaluach.net, http://www.kaluach.net), who permitted * to translate the relevant functions into PHP and release them under * GNU GPL. * * The months are counted from Tishrei = 1. In a leap year, Adar I is 13 * and Adar II is 14. In a non-leap year, Adar is 6. * * @param $ts string * * @return string */ private static function tsToHebrew( $ts ) { # Parse date $year = substr( $ts, 0, 4 ); $month = substr( $ts, 4, 2 ); $day = substr( $ts, 6, 2 ); # Calculate Hebrew year $hebrewYear = $year + 3760; # Month number when September = 1, August = 12 $month += 4; if ( $month > 12 ) { # Next year $month -= 12; $year++; $hebrewYear++; } # Calculate day of year from 1 September $dayOfYear = $day; for ( $i = 1; $i < $month; $i++ ) { if ( $i == 6 ) { # February $dayOfYear += 28; # Check if the year is leap if ( $year % 400 == 0 || ( $year % 4 == 0 && $year % 100 > 0 ) ) { $dayOfYear++; } } elseif ( $i == 8 || $i == 10 || $i == 1 || $i == 3 ) { $dayOfYear += 30; } else { $dayOfYear += 31; } } # Calculate the start of the Hebrew year $start = self::hebrewYearStart( $hebrewYear ); # Calculate next year's start if ( $dayOfYear <= $start ) { # Day is before the start of the year - it is the previous year # Next year's start $nextStart = $start; # Previous year $year--; $hebrewYear--; # Add days since previous year's 1 September $dayOfYear += 365; if ( ( $year % 400 == 0 ) || ( $year % 100 != 0 && $year % 4 == 0 ) ) { # Leap year $dayOfYear++; } # Start of the new (previous) year $start = self::hebrewYearStart( $hebrewYear ); } else { # Next year's start $nextStart = self::hebrewYearStart( $hebrewYear + 1 ); } # Calculate Hebrew day of year $hebrewDayOfYear = $dayOfYear - $start; # Difference between year's days $diff = $nextStart - $start; # Add 12 (or 13 for leap years) days to ignore the difference between # Hebrew and Gregorian year (353 at least vs. 365/6) - now the # difference is only about the year type if ( ( $year % 400 == 0 ) || ( $year % 100 != 0 && $year % 4 == 0 ) ) { $diff += 13; } else { $diff += 12; } # Check the year pattern, and is leap year # 0 means an incomplete year, 1 means a regular year, 2 means a complete year # This is mod 30, to work on both leap years (which add 30 days of Adar I) # and non-leap years $yearPattern = $diff % 30; # Check if leap year $isLeap = $diff >= 30; # Calculate day in the month from number of day in the Hebrew year # Don't check Adar - if the day is not in Adar, we will stop before; # if it is in Adar, we will use it to check if it is Adar I or Adar II $hebrewDay = $hebrewDayOfYear; $hebrewMonth = 1; $days = 0; while ( $hebrewMonth <= 12 ) { # Calculate days in this month if ( $isLeap && $hebrewMonth == 6 ) { # Adar in a leap year if ( $isLeap ) { # Leap year - has Adar I, with 30 days, and Adar II, with 29 days $days = 30; if ( $hebrewDay <= $days ) { # Day in Adar I $hebrewMonth = 13; } else { # Subtract the days of Adar I $hebrewDay -= $days; # Try Adar II $days = 29; if ( $hebrewDay <= $days ) { # Day in Adar II $hebrewMonth = 14; } } } } elseif ( $hebrewMonth == 2 && $yearPattern == 2 ) { # Cheshvan in a complete year (otherwise as the rule below) $days = 30; } elseif ( $hebrewMonth == 3 && $yearPattern == 0 ) { # Kislev in an incomplete year (otherwise as the rule below) $days = 29; } else { # Odd months have 30 days, even have 29 $days = 30 - ( $hebrewMonth - 1 ) % 2; } if ( $hebrewDay <= $days ) { # In the current month break; } else { # Subtract the days of the current month $hebrewDay -= $days; # Try in the next month $hebrewMonth++; } } return array( $hebrewYear, $hebrewMonth, $hebrewDay, $days ); } /** * This calculates the Hebrew year start, as days since 1 September. * Based on Carl Friedrich Gauss algorithm for finding Easter date. * Used for Hebrew date. * * @param $year int * * @return string */ private static function hebrewYearStart( $year ) { $a = intval( ( 12 * ( $year - 1 ) + 17 ) % 19 ); $b = intval( ( $year - 1 ) % 4 ); $m = 32.044093161144 + 1.5542417966212 * $a + $b / 4.0 - 0.0031777940220923 * ( $year - 1 ); if ( $m < 0 ) { $m--; } $Mar = intval( $m ); if ( $m < 0 ) { $m++; } $m -= $Mar; $c = intval( ( $Mar + 3 * ( $year - 1 ) + 5 * $b + 5 ) % 7 ); if ( $c == 0 && $a > 11 && $m >= 0.89772376543210 ) { $Mar++; } elseif ( $c == 1 && $a > 6 && $m >= 0.63287037037037 ) { $Mar += 2; } elseif ( $c == 2 || $c == 4 || $c == 6 ) { $Mar++; } $Mar += intval( ( $year - 3761 ) / 100 ) - intval( ( $year - 3761 ) / 400 ) - 24; return $Mar; } /** * Algorithm to convert Gregorian dates to Thai solar dates, * Minguo dates or Minguo dates. * * Link: http://en.wikipedia.org/wiki/Thai_solar_calendar * http://en.wikipedia.org/wiki/Minguo_calendar * http://en.wikipedia.org/wiki/Japanese_era_name * * @param $ts String: 14-character timestamp * @param $cName String: calender name * @return Array: converted year, month, day */ private static function tsToYear( $ts, $cName ) { $gy = substr( $ts, 0, 4 ); $gm = substr( $ts, 4, 2 ); $gd = substr( $ts, 6, 2 ); if ( !strcmp( $cName, 'thai' ) ) { # Thai solar dates # Add 543 years to the Gregorian calendar # Months and days are identical $gy_offset = $gy + 543; } elseif ( ( !strcmp( $cName, 'minguo' ) ) || !strcmp( $cName, 'juche' ) ) { # Minguo dates # Deduct 1911 years from the Gregorian calendar # Months and days are identical $gy_offset = $gy - 1911; } elseif ( !strcmp( $cName, 'tenno' ) ) { # Nengō dates up to Meiji period # Deduct years from the Gregorian calendar # depending on the nengo periods # Months and days are identical if ( ( $gy < 1912 ) || ( ( $gy == 1912 ) && ( $gm < 7 ) ) || ( ( $gy == 1912 ) && ( $gm == 7 ) && ( $gd < 31 ) ) ) { # Meiji period $gy_gannen = $gy - 1868 + 1; $gy_offset = $gy_gannen; if ( $gy_gannen == 1 ) { $gy_offset = '元'; } $gy_offset = '明治' . $gy_offset; } elseif ( ( ( $gy == 1912 ) && ( $gm == 7 ) && ( $gd == 31 ) ) || ( ( $gy == 1912 ) && ( $gm >= 8 ) ) || ( ( $gy > 1912 ) && ( $gy < 1926 ) ) || ( ( $gy == 1926 ) && ( $gm < 12 ) ) || ( ( $gy == 1926 ) && ( $gm == 12 ) && ( $gd < 26 ) ) ) { # Taishō period $gy_gannen = $gy - 1912 + 1; $gy_offset = $gy_gannen; if ( $gy_gannen == 1 ) { $gy_offset = '元'; } $gy_offset = '大正' . $gy_offset; } elseif ( ( ( $gy == 1926 ) && ( $gm == 12 ) && ( $gd >= 26 ) ) || ( ( $gy > 1926 ) && ( $gy < 1989 ) ) || ( ( $gy == 1989 ) && ( $gm == 1 ) && ( $gd < 8 ) ) ) { # Shōwa period $gy_gannen = $gy - 1926 + 1; $gy_offset = $gy_gannen; if ( $gy_gannen == 1 ) { $gy_offset = '元'; } $gy_offset = '昭和' . $gy_offset; } else { # Heisei period $gy_gannen = $gy - 1989 + 1; $gy_offset = $gy_gannen; if ( $gy_gannen == 1 ) { $gy_offset = '元'; } $gy_offset = '平成' . $gy_offset; } } else { $gy_offset = $gy; } return array( $gy_offset, $gm, $gd ); } /** * Roman number formatting up to 10000 * * @param $num int * * @return string */ static function romanNumeral( $num ) { static $table = array( array( '', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX', 'X' ), array( '', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC', 'C' ), array( '', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM', 'M' ), array( '', 'M', 'MM', 'MMM', 'MMMM', 'MMMMM', 'MMMMMM', 'MMMMMMM', 'MMMMMMMM', 'MMMMMMMMM', 'MMMMMMMMMM' ) ); $num = intval( $num ); if ( $num > 10000 || $num <= 0 ) { return $num; } $s = ''; for ( $pow10 = 1000, $i = 3; $i >= 0; $pow10 /= 10, $i-- ) { if ( $num >= $pow10 ) { $s .= $table[$i][(int)floor( $num / $pow10 )]; } $num = $num % $pow10; } return $s; } /** * Hebrew Gematria number formatting up to 9999 * * @param $num int * * @return string */ static function hebrewNumeral( $num ) { static $table = array( array( '', 'א', 'ב', 'ג', 'ד', 'ה', 'ו', 'ז', 'ח', 'ט', 'י' ), array( '', 'י', 'כ', 'ל', 'מ', 'נ', 'ס', 'ע', 'פ', 'צ', 'ק' ), array( '', 'ק', 'ר', 'ש', 'ת', 'תק', 'תר', 'תש', 'תת', 'תתק', 'תתר' ), array( '', 'א', 'ב', 'ג', 'ד', 'ה', 'ו', 'ז', 'ח', 'ט', 'י' ) ); $num = intval( $num ); if ( $num > 9999 || $num <= 0 ) { return $num; } $s = ''; for ( $pow10 = 1000, $i = 3; $i >= 0; $pow10 /= 10, $i-- ) { if ( $num >= $pow10 ) { if ( $num == 15 || $num == 16 ) { $s .= $table[0][9] . $table[0][$num - 9]; $num = 0; } else { $s .= $table[$i][intval( ( $num / $pow10 ) )]; if ( $pow10 == 1000 ) { $s .= "'"; } } } $num = $num % $pow10; } if ( strlen( $s ) == 2 ) { $str = $s . "'"; } else { $str = substr( $s, 0, strlen( $s ) - 2 ) . '"'; $str .= substr( $s, strlen( $s ) - 2, 2 ); } $start = substr( $str, 0, strlen( $str ) - 2 ); $end = substr( $str, strlen( $str ) - 2 ); switch ( $end ) { case 'כ': $str = $start . 'ך'; break; case 'מ': $str = $start . 'ם'; break; case 'נ': $str = $start . 'ן'; break; case 'פ': $str = $start . 'ף'; break; case 'צ': $str = $start . 'ץ'; break; } return $str; } /** * Used by date() and time() to adjust the time output. * * @param $ts Int the time in date('YmdHis') format * @param $tz Mixed: adjust the time by this amount (default false, mean we * get user timecorrection setting) * @return int */ function userAdjust( $ts, $tz = false ) { global $wgUser, $wgLocalTZoffset; if ( $tz === false ) { $tz = $wgUser->getOption( 'timecorrection' ); } $data = explode( '|', $tz, 3 ); if ( $data[0] == 'ZoneInfo' ) { wfSuppressWarnings(); $userTZ = timezone_open( $data[2] ); wfRestoreWarnings(); if ( $userTZ !== false ) { $date = date_create( $ts, timezone_open( 'UTC' ) ); date_timezone_set( $date, $userTZ ); $date = date_format( $date, 'YmdHis' ); return $date; } # Unrecognized timezone, default to 'Offset' with the stored offset. $data[0] = 'Offset'; } $minDiff = 0; if ( $data[0] == 'System' || $tz == '' ) { # Global offset in minutes. if ( isset( $wgLocalTZoffset ) ) { $minDiff = $wgLocalTZoffset; } } elseif ( $data[0] == 'Offset' ) { $minDiff = intval( $data[1] ); } else { $data = explode( ':', $tz ); if ( count( $data ) == 2 ) { $data[0] = intval( $data[0] ); $data[1] = intval( $data[1] ); $minDiff = abs( $data[0] ) * 60 + $data[1]; if ( $data[0] < 0 ) { $minDiff = -$minDiff; } } else { $minDiff = intval( $data[0] ) * 60; } } # No difference ? Return time unchanged if ( 0 == $minDiff ) { return $ts; } wfSuppressWarnings(); // E_STRICT system time bitching # Generate an adjusted date; take advantage of the fact that mktime # will normalize out-of-range values so we don't have to split $minDiff # into hours and minutes. $t = mktime( ( (int)substr( $ts, 8, 2 ) ), # Hours (int)substr( $ts, 10, 2 ) + $minDiff, # Minutes (int)substr( $ts, 12, 2 ), # Seconds (int)substr( $ts, 4, 2 ), # Month (int)substr( $ts, 6, 2 ), # Day (int)substr( $ts, 0, 4 ) ); # Year $date = date( 'YmdHis', $t ); wfRestoreWarnings(); return $date; } /** * This is meant to be used by time(), date(), and timeanddate() to get * the date preference they're supposed to use, it should be used in * all children. * *<code> * function timeanddate([...], $format = true) { * $datePreference = $this->dateFormat($format); * [...] * } *</code> * * @param $usePrefs Mixed: if true, the user's preference is used * if false, the site/language default is used * if int/string, assumed to be a format. * @return string */ function dateFormat( $usePrefs = true ) { global $wgUser; if ( is_bool( $usePrefs ) ) { if ( $usePrefs ) { $datePreference = $wgUser->getDatePreference(); } else { $datePreference = (string)User::getDefaultOption( 'date' ); } } else { $datePreference = (string)$usePrefs; } // return int if ( $datePreference == '' ) { return 'default'; } return $datePreference; } /** * Get a format string for a given type and preference * @param $type string May be date, time or both * @param $pref string The format name as it appears in Messages*.php * * @since 1.22 New type 'pretty' that provides a more readable timestamp format * * @return string */ function getDateFormatString( $type, $pref ) { if ( !isset( $this->dateFormatStrings[$type][$pref] ) ) { if ( $pref == 'default' ) { $pref = $this->getDefaultDateFormat(); $df = self::$dataCache->getSubitem( $this->mCode, 'dateFormats', "$pref $type" ); } else { $df = self::$dataCache->getSubitem( $this->mCode, 'dateFormats', "$pref $type" ); if ( $type === 'pretty' && $df === null ) { $df = $this->getDateFormatString( 'date', $pref ); } if ( $df === null ) { $pref = $this->getDefaultDateFormat(); $df = self::$dataCache->getSubitem( $this->mCode, 'dateFormats', "$pref $type" ); } } $this->dateFormatStrings[$type][$pref] = $df; } return $this->dateFormatStrings[$type][$pref]; } /** * @param $ts Mixed: the time format which needs to be turned into a * date('YmdHis') format with wfTimestamp(TS_MW,$ts) * @param $adj Bool: whether to adjust the time output according to the * user configured offset ($timecorrection) * @param $format Mixed: true to use user's date format preference * @param $timecorrection String|bool the time offset as returned by * validateTimeZone() in Special:Preferences * @return string */ function date( $ts, $adj = false, $format = true, $timecorrection = false ) { $ts = wfTimestamp( TS_MW, $ts ); if ( $adj ) { $ts = $this->userAdjust( $ts, $timecorrection ); } $df = $this->getDateFormatString( 'date', $this->dateFormat( $format ) ); return $this->sprintfDate( $df, $ts ); } /** * @param $ts Mixed: the time format which needs to be turned into a * date('YmdHis') format with wfTimestamp(TS_MW,$ts) * @param $adj Bool: whether to adjust the time output according to the * user configured offset ($timecorrection) * @param $format Mixed: true to use user's date format preference * @param $timecorrection String|bool the time offset as returned by * validateTimeZone() in Special:Preferences * @return string */ function time( $ts, $adj = false, $format = true, $timecorrection = false ) { $ts = wfTimestamp( TS_MW, $ts ); if ( $adj ) { $ts = $this->userAdjust( $ts, $timecorrection ); } $df = $this->getDateFormatString( 'time', $this->dateFormat( $format ) ); return $this->sprintfDate( $df, $ts ); } /** * @param $ts Mixed: the time format which needs to be turned into a * date('YmdHis') format with wfTimestamp(TS_MW,$ts) * @param $adj Bool: whether to adjust the time output according to the * user configured offset ($timecorrection) * @param $format Mixed: what format to return, if it's false output the * default one (default true) * @param $timecorrection String|bool the time offset as returned by * validateTimeZone() in Special:Preferences * @return string */ function timeanddate( $ts, $adj = false, $format = true, $timecorrection = false ) { $ts = wfTimestamp( TS_MW, $ts ); if ( $adj ) { $ts = $this->userAdjust( $ts, $timecorrection ); } $df = $this->getDateFormatString( 'both', $this->dateFormat( $format ) ); return $this->sprintfDate( $df, $ts ); } /** * Takes a number of seconds and turns it into a text using values such as hours and minutes. * * @since 1.20 * * @param integer $seconds The amount of seconds. * @param array $chosenIntervals The intervals to enable. * * @return string */ public function formatDuration( $seconds, array $chosenIntervals = array() ) { $intervals = $this->getDurationIntervals( $seconds, $chosenIntervals ); $segments = array(); foreach ( $intervals as $intervalName => $intervalValue ) { // Messages: duration-seconds, duration-minutes, duration-hours, duration-days, duration-weeks, // duration-years, duration-decades, duration-centuries, duration-millennia $message = wfMessage( 'duration-' . $intervalName )->numParams( $intervalValue ); $segments[] = $message->inLanguage( $this )->escaped(); } return $this->listToText( $segments ); } /** * Takes a number of seconds and returns an array with a set of corresponding intervals. * For example 65 will be turned into array( minutes => 1, seconds => 5 ). * * @since 1.20 * * @param integer $seconds The amount of seconds. * @param array $chosenIntervals The intervals to enable. * * @return array */ public function getDurationIntervals( $seconds, array $chosenIntervals = array() ) { if ( empty( $chosenIntervals ) ) { $chosenIntervals = array( 'millennia', 'centuries', 'decades', 'years', 'days', 'hours', 'minutes', 'seconds' ); } $intervals = array_intersect_key( self::$durationIntervals, array_flip( $chosenIntervals ) ); $sortedNames = array_keys( $intervals ); $smallestInterval = array_pop( $sortedNames ); $segments = array(); foreach ( $intervals as $name => $length ) { $value = floor( $seconds / $length ); if ( $value > 0 || ( $name == $smallestInterval && empty( $segments ) ) ) { $seconds -= $value * $length; $segments[$name] = $value; } } return $segments; } /** * Internal helper function for userDate(), userTime() and userTimeAndDate() * * @param $type String: can be 'date', 'time' or 'both' * @param $ts Mixed: the time format which needs to be turned into a * date('YmdHis') format with wfTimestamp(TS_MW,$ts) * @param $user User object used to get preferences for timezone and format * @param $options Array, can contain the following keys: * - 'timecorrection': time correction, can have the following values: * - true: use user's preference * - false: don't use time correction * - integer: value of time correction in minutes * - 'format': format to use, can have the following values: * - true: use user's preference * - false: use default preference * - string: format to use * @since 1.19 * @return String */ private function internalUserTimeAndDate( $type, $ts, User $user, array $options ) { $ts = wfTimestamp( TS_MW, $ts ); $options += array( 'timecorrection' => true, 'format' => true ); if ( $options['timecorrection'] !== false ) { if ( $options['timecorrection'] === true ) { $offset = $user->getOption( 'timecorrection' ); } else { $offset = $options['timecorrection']; } $ts = $this->userAdjust( $ts, $offset ); } if ( $options['format'] === true ) { $format = $user->getDatePreference(); } else { $format = $options['format']; } $df = $this->getDateFormatString( $type, $this->dateFormat( $format ) ); return $this->sprintfDate( $df, $ts ); } /** * Get the formatted date for the given timestamp and formatted for * the given user. * * @param $ts Mixed: the time format which needs to be turned into a * date('YmdHis') format with wfTimestamp(TS_MW,$ts) * @param $user User object used to get preferences for timezone and format * @param $options Array, can contain the following keys: * - 'timecorrection': time correction, can have the following values: * - true: use user's preference * - false: don't use time correction * - integer: value of time correction in minutes * - 'format': format to use, can have the following values: * - true: use user's preference * - false: use default preference * - string: format to use * @since 1.19 * @return String */ public function userDate( $ts, User $user, array $options = array() ) { return $this->internalUserTimeAndDate( 'date', $ts, $user, $options ); } /** * Get the formatted time for the given timestamp and formatted for * the given user. * * @param $ts Mixed: the time format which needs to be turned into a * date('YmdHis') format with wfTimestamp(TS_MW,$ts) * @param $user User object used to get preferences for timezone and format * @param $options Array, can contain the following keys: * - 'timecorrection': time correction, can have the following values: * - true: use user's preference * - false: don't use time correction * - integer: value of time correction in minutes * - 'format': format to use, can have the following values: * - true: use user's preference * - false: use default preference * - string: format to use * @since 1.19 * @return String */ public function userTime( $ts, User $user, array $options = array() ) { return $this->internalUserTimeAndDate( 'time', $ts, $user, $options ); } /** * Get the formatted date and time for the given timestamp and formatted for * the given user. * * @param $ts Mixed: the time format which needs to be turned into a * date('YmdHis') format with wfTimestamp(TS_MW,$ts) * @param $user User object used to get preferences for timezone and format * @param $options Array, can contain the following keys: * - 'timecorrection': time correction, can have the following values: * - true: use user's preference * - false: don't use time correction * - integer: value of time correction in minutes * - 'format': format to use, can have the following values: * - true: use user's preference * - false: use default preference * - string: format to use * @since 1.19 * @return String */ public function userTimeAndDate( $ts, User $user, array $options = array() ) { return $this->internalUserTimeAndDate( 'both', $ts, $user, $options ); } /** * Convert an MWTimestamp into a pretty human-readable timestamp using * the given user preferences and relative base time. * * DO NOT USE THIS FUNCTION DIRECTLY. Instead, call MWTimestamp::getHumanTimestamp * on your timestamp object, which will then call this function. Calling * this function directly will cause hooks to be skipped over. * * @see MWTimestamp::getHumanTimestamp * @param MWTimestamp $ts Timestamp to prettify * @param MWTimestamp $relativeTo Base timestamp * @param User $user User preferences to use * @return string Human timestamp * @since 1.22 */ public function getHumanTimestamp( MWTimestamp $ts, MWTimestamp $relativeTo, User $user ) { $diff = $ts->diff( $relativeTo ); $diffDay = (bool)( (int)$ts->timestamp->format( 'w' ) - (int)$relativeTo->timestamp->format( 'w' ) ); $days = $diff->days ?: (int)$diffDay; if ( $diff->invert || $days > 5 && $ts->timestamp->format( 'Y' ) !== $relativeTo->timestamp->format( 'Y' ) ) { // Timestamps are in different years: use full timestamp // Also do full timestamp for future dates /** * @FIXME Add better handling of future timestamps. */ $format = $this->getDateFormatString( 'both', $user->getDatePreference() ?: 'default' ); $ts = $this->sprintfDate( $format, $ts->getTimestamp( TS_MW ) ); } elseif ( $days > 5 ) { // Timestamps are in same year, but more than 5 days ago: show day and month only. $format = $this->getDateFormatString( 'pretty', $user->getDatePreference() ?: 'default' ); $ts = $this->sprintfDate( $format, $ts->getTimestamp( TS_MW ) ); } elseif ( $days > 1 ) { // Timestamp within the past week: show the day of the week and time $format = $this->getDateFormatString( 'time', $user->getDatePreference() ?: 'default' ); $weekday = self::$mWeekdayMsgs[$ts->timestamp->format( 'w' )]; // Messages: // sunday-at, monday-at, tuesday-at, wednesday-at, thursday-at, friday-at, saturday-at $ts = wfMessage( "$weekday-at" ) ->inLanguage( $this ) ->params( $this->sprintfDate( $format, $ts->getTimestamp( TS_MW ) ) ) ->text(); } elseif ( $days == 1 ) { // Timestamp was yesterday: say 'yesterday' and the time. $format = $this->getDateFormatString( 'time', $user->getDatePreference() ?: 'default' ); $ts = wfMessage( 'yesterday-at' ) ->inLanguage( $this ) ->params( $this->sprintfDate( $format, $ts->getTimestamp( TS_MW ) ) ) ->text(); } elseif ( $diff->h > 1 || $diff->h == 1 && $diff->i > 30 ) { // Timestamp was today, but more than 90 minutes ago: say 'today' and the time. $format = $this->getDateFormatString( 'time', $user->getDatePreference() ?: 'default' ); $ts = wfMessage( 'today-at' ) ->inLanguage( $this ) ->params( $this->sprintfDate( $format, $ts->getTimestamp( TS_MW ) ) ) ->text(); // From here on in, the timestamp was soon enough ago so that we can simply say // XX units ago, e.g., "2 hours ago" or "5 minutes ago" } elseif ( $diff->h == 1 ) { // Less than 90 minutes, but more than an hour ago. $ts = wfMessage( 'hours-ago' )->inLanguage( $this )->numParams( 1 )->text(); } elseif ( $diff->i >= 1 ) { // A few minutes ago. $ts = wfMessage( 'minutes-ago' )->inLanguage( $this )->numParams( $diff->i )->text(); } elseif ( $diff->s >= 30 ) { // Less than a minute, but more than 30 sec ago. $ts = wfMessage( 'seconds-ago' )->inLanguage( $this )->numParams( $diff->s )->text(); } else { // Less than 30 seconds ago. $ts = wfMessage( 'just-now' )->text(); } return $ts; } /** * @param $key string * @return array|null */ function getMessage( $key ) { return self::$dataCache->getSubitem( $this->mCode, 'messages', $key ); } /** * @return array */ function getAllMessages() { return self::$dataCache->getItem( $this->mCode, 'messages' ); } /** * @param $in * @param $out * @param $string * @return string */ function iconv( $in, $out, $string ) { # This is a wrapper for iconv in all languages except esperanto, # which does some nasty x-conversions beforehand # Even with //IGNORE iconv can whine about illegal characters in # *input* string. We just ignore those too. # REF: http://bugs.php.net/bug.php?id=37166 # REF: https://bugzilla.wikimedia.org/show_bug.cgi?id=16885 wfSuppressWarnings(); $text = iconv( $in, $out . '//IGNORE', $string ); wfRestoreWarnings(); return $text; } // callback functions for uc(), lc(), ucwords(), ucwordbreaks() /** * @param $matches array * @return mixed|string */ function ucwordbreaksCallbackAscii( $matches ) { return $this->ucfirst( $matches[1] ); } /** * @param $matches array * @return string */ function ucwordbreaksCallbackMB( $matches ) { return mb_strtoupper( $matches[0] ); } /** * @param $matches array * @return string */ function ucCallback( $matches ) { list( $wikiUpperChars ) = self::getCaseMaps(); return strtr( $matches[1], $wikiUpperChars ); } /** * @param $matches array * @return string */ function lcCallback( $matches ) { list( , $wikiLowerChars ) = self::getCaseMaps(); return strtr( $matches[1], $wikiLowerChars ); } /** * @param $matches array * @return string */ function ucwordsCallbackMB( $matches ) { return mb_strtoupper( $matches[0] ); } /** * @param $matches array * @return string */ function ucwordsCallbackWiki( $matches ) { list( $wikiUpperChars ) = self::getCaseMaps(); return strtr( $matches[0], $wikiUpperChars ); } /** * Make a string's first character uppercase * * @param $str string * * @return string */ function ucfirst( $str ) { $o = ord( $str ); if ( $o < 96 ) { // if already uppercase... return $str; } elseif ( $o < 128 ) { return ucfirst( $str ); // use PHP's ucfirst() } else { // fall back to more complex logic in case of multibyte strings return $this->uc( $str, true ); } } /** * Convert a string to uppercase * * @param $str string * @param $first bool * * @return string */ function uc( $str, $first = false ) { if ( function_exists( 'mb_strtoupper' ) ) { if ( $first ) { if ( $this->isMultibyte( $str ) ) { return mb_strtoupper( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 ); } else { return ucfirst( $str ); } } else { return $this->isMultibyte( $str ) ? mb_strtoupper( $str ) : strtoupper( $str ); } } else { if ( $this->isMultibyte( $str ) ) { $x = $first ? '^' : ''; return preg_replace_callback( "/$x([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/", array( $this, 'ucCallback' ), $str ); } else { return $first ? ucfirst( $str ) : strtoupper( $str ); } } } /** * @param $str string * @return mixed|string */ function lcfirst( $str ) { $o = ord( $str ); if ( !$o ) { return strval( $str ); } elseif ( $o >= 128 ) { return $this->lc( $str, true ); } elseif ( $o > 96 ) { return $str; } else { $str[0] = strtolower( $str[0] ); return $str; } } /** * @param $str string * @param $first bool * @return mixed|string */ function lc( $str, $first = false ) { if ( function_exists( 'mb_strtolower' ) ) { if ( $first ) { if ( $this->isMultibyte( $str ) ) { return mb_strtolower( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 ); } else { return strtolower( substr( $str, 0, 1 ) ) . substr( $str, 1 ); } } else { return $this->isMultibyte( $str ) ? mb_strtolower( $str ) : strtolower( $str ); } } else { if ( $this->isMultibyte( $str ) ) { $x = $first ? '^' : ''; return preg_replace_callback( "/$x([A-Z]|[\\xc0-\\xff][\\x80-\\xbf]*)/", array( $this, 'lcCallback' ), $str ); } else { return $first ? strtolower( substr( $str, 0, 1 ) ) . substr( $str, 1 ) : strtolower( $str ); } } } /** * @param $str string * @return bool */ function isMultibyte( $str ) { return (bool)preg_match( '/[\x80-\xff]/', $str ); } /** * @param $str string * @return mixed|string */ function ucwords( $str ) { if ( $this->isMultibyte( $str ) ) { $str = $this->lc( $str ); // regexp to find first letter in each word (i.e. after each space) $replaceRegexp = "/^([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)| ([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/"; // function to use to capitalize a single char if ( function_exists( 'mb_strtoupper' ) ) { return preg_replace_callback( $replaceRegexp, array( $this, 'ucwordsCallbackMB' ), $str ); } else { return preg_replace_callback( $replaceRegexp, array( $this, 'ucwordsCallbackWiki' ), $str ); } } else { return ucwords( strtolower( $str ) ); } } /** * capitalize words at word breaks * * @param $str string * @return mixed */ function ucwordbreaks( $str ) { if ( $this->isMultibyte( $str ) ) { $str = $this->lc( $str ); // since \b doesn't work for UTF-8, we explicitely define word break chars $breaks = "[ \-\(\)\}\{\.,\?!]"; // find first letter after word break $replaceRegexp = "/^([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)|$breaks([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/"; if ( function_exists( 'mb_strtoupper' ) ) { return preg_replace_callback( $replaceRegexp, array( $this, 'ucwordbreaksCallbackMB' ), $str ); } else { return preg_replace_callback( $replaceRegexp, array( $this, 'ucwordsCallbackWiki' ), $str ); } } else { return preg_replace_callback( '/\b([\w\x80-\xff]+)\b/', array( $this, 'ucwordbreaksCallbackAscii' ), $str ); } } /** * Return a case-folded representation of $s * * This is a representation such that caseFold($s1)==caseFold($s2) if $s1 * and $s2 are the same except for the case of their characters. It is not * necessary for the value returned to make sense when displayed. * * Do *not* perform any other normalisation in this function. If a caller * uses this function when it should be using a more general normalisation * function, then fix the caller. * * @param $s string * * @return string */ function caseFold( $s ) { return $this->uc( $s ); } /** * @param $s string * @return string */ function checkTitleEncoding( $s ) { if ( is_array( $s ) ) { throw new MWException( 'Given array to checkTitleEncoding.' ); } if ( StringUtils::isUtf8( $s ) ) { return $s; } return $this->iconv( $this->fallback8bitEncoding(), 'utf-8', $s ); } /** * @return array */ function fallback8bitEncoding() { return self::$dataCache->getItem( $this->mCode, 'fallback8bitEncoding' ); } /** * Most writing systems use whitespace to break up words. * Some languages such as Chinese don't conventionally do this, * which requires special handling when breaking up words for * searching etc. * * @return bool */ function hasWordBreaks() { return true; } /** * Some languages such as Chinese require word segmentation, * Specify such segmentation when overridden in derived class. * * @param $string String * @return String */ function segmentByWord( $string ) { return $string; } /** * Some languages have special punctuation need to be normalized. * Make such changes here. * * @param $string String * @return String */ function normalizeForSearch( $string ) { return self::convertDoubleWidth( $string ); } /** * convert double-width roman characters to single-width. * range: ff00-ff5f ~= 0020-007f * * @param $string string * * @return string */ protected static function convertDoubleWidth( $string ) { static $full = null; static $half = null; if ( $full === null ) { $fullWidth = "０１２３４５６７８９ＡＢＣＤＥＦＧＨＩＪＫＬＭＮＯＰＱＲＳＴＵＶＷＸＹＺａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ"; $halfWidth = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; $full = str_split( $fullWidth, 3 ); $half = str_split( $halfWidth ); } $string = str_replace( $full, $half, $string ); return $string; } /** * @param $string string * @param $pattern string * @return string */ protected static function insertSpace( $string, $pattern ) { $string = preg_replace( $pattern, " $1 ", $string ); $string = preg_replace( '/ +/', ' ', $string ); return $string; } /** * @param $termsArray array * @return array */ function convertForSearchResult( $termsArray ) { # some languages, e.g. Chinese, need to do a conversion # in order for search results to be displayed correctly return $termsArray; } /** * Get the first character of a string. * * @param $s string * @return string */ function firstChar( $s ) { $matches = array(); preg_match( '/^([\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' . '[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})/', $s, $matches ); if ( isset( $matches[1] ) ) { if ( strlen( $matches[1] ) != 3 ) { return $matches[1]; } // Break down Hangul syllables to grab the first jamo $code = utf8ToCodepoint( $matches[1] ); if ( $code < 0xac00 || 0xd7a4 <= $code ) { return $matches[1]; } elseif ( $code < 0xb098 ) { return "\xe3\x84\xb1"; } elseif ( $code < 0xb2e4 ) { return "\xe3\x84\xb4"; } elseif ( $code < 0xb77c ) { return "\xe3\x84\xb7"; } elseif ( $code < 0xb9c8 ) { return "\xe3\x84\xb9"; } elseif ( $code < 0xbc14 ) { return "\xe3\x85\x81"; } elseif ( $code < 0xc0ac ) { return "\xe3\x85\x82"; } elseif ( $code < 0xc544 ) { return "\xe3\x85\x85"; } elseif ( $code < 0xc790 ) { return "\xe3\x85\x87"; } elseif ( $code < 0xcc28 ) { return "\xe3\x85\x88"; } elseif ( $code < 0xce74 ) { return "\xe3\x85\x8a"; } elseif ( $code < 0xd0c0 ) { return "\xe3\x85\x8b"; } elseif ( $code < 0xd30c ) { return "\xe3\x85\x8c"; } elseif ( $code < 0xd558 ) { return "\xe3\x85\x8d"; } else { return "\xe3\x85\x8e"; } } else { return ''; } } function initEncoding() { # Some languages may have an alternate char encoding option # (Esperanto X-coding, Japanese furigana conversion, etc) # If this language is used as the primary content language, # an override to the defaults can be set here on startup. } /** * @param $s string * @return string */ function recodeForEdit( $s ) { # For some languages we'll want to explicitly specify # which characters make it into the edit box raw # or are converted in some way or another. global $wgEditEncoding; if ( $wgEditEncoding == '' || $wgEditEncoding == 'UTF-8' ) { return $s; } else { return $this->iconv( 'UTF-8', $wgEditEncoding, $s ); } } /** * @param $s string * @return string */ function recodeInput( $s ) { # Take the previous into account. global $wgEditEncoding; if ( $wgEditEncoding != '' ) { $enc = $wgEditEncoding; } else { $enc = 'UTF-8'; } if ( $enc == 'UTF-8' ) { return $s; } else { return $this->iconv( $enc, 'UTF-8', $s ); } } /** * Convert a UTF-8 string to normal form C. In Malayalam and Arabic, this * also cleans up certain backwards-compatible sequences, converting them * to the modern Unicode equivalent. * * This is language-specific for performance reasons only. * * @param $s string * * @return string */ function normalize( $s ) { global $wgAllUnicodeFixes; $s = UtfNormal::cleanUp( $s ); if ( $wgAllUnicodeFixes ) { $s = $this->transformUsingPairFile( 'normalize-ar.ser', $s ); $s = $this->transformUsingPairFile( 'normalize-ml.ser', $s ); } return $s; } /** * Transform a string using serialized data stored in the given file (which * must be in the serialized subdirectory of $IP). The file contains pairs * mapping source characters to destination characters. * * The data is cached in process memory. This will go faster if you have the * FastStringSearch extension. * * @param $file string * @param $string string * * @throws MWException * @return string */ function transformUsingPairFile( $file, $string ) { if ( !isset( $this->transformData[$file] ) ) { $data = wfGetPrecompiledData( $file ); if ( $data === false ) { throw new MWException( __METHOD__ . ": The transformation file $file is missing" ); } $this->transformData[$file] = new ReplacementArray( $data ); } return $this->transformData[$file]->replace( $string ); } /** * For right-to-left language support * * @return bool */ function isRTL() { return self::$dataCache->getItem( $this->mCode, 'rtl' ); } /** * Return the correct HTML 'dir' attribute value for this language. * @return String */ function getDir() { return $this->isRTL() ? 'rtl' : 'ltr'; } /** * Return 'left' or 'right' as appropriate alignment for line-start * for this language's text direction. * * Should be equivalent to CSS3 'start' text-align value.... * * @return String */ function alignStart() { return $this->isRTL() ? 'right' : 'left'; } /** * Return 'right' or 'left' as appropriate alignment for line-end * for this language's text direction. * * Should be equivalent to CSS3 'end' text-align value.... * * @return String */ function alignEnd() { return $this->isRTL() ? 'left' : 'right'; } /** * A hidden direction mark (LRM or RLM), depending on the language direction. * Unlike getDirMark(), this function returns the character as an HTML entity. * This function should be used when the output is guaranteed to be HTML, * because it makes the output HTML source code more readable. When * the output is plain text or can be escaped, getDirMark() should be used. * * @param $opposite Boolean Get the direction mark opposite to your language * @return string * @since 1.20 */ function getDirMarkEntity( $opposite = false ) { if ( $opposite ) { return $this->isRTL() ? '‎' : '‏'; } return $this->isRTL() ? '‏' : '‎'; } /** * A hidden direction mark (LRM or RLM), depending on the language direction. * This function produces them as invisible Unicode characters and * the output may be hard to read and debug, so it should only be used * when the output is plain text or can be escaped. When the output is * HTML, use getDirMarkEntity() instead. * * @param $opposite Boolean Get the direction mark opposite to your language * @return string */ function getDirMark( $opposite = false ) { $lrm = "\xE2\x80\x8E"; # LEFT-TO-RIGHT MARK, commonly abbreviated LRM $rlm = "\xE2\x80\x8F"; # RIGHT-TO-LEFT MARK, commonly abbreviated RLM if ( $opposite ) { return $this->isRTL() ? $lrm : $rlm; } return $this->isRTL() ? $rlm : $lrm; } /** * @return array */ function capitalizeAllNouns() { return self::$dataCache->getItem( $this->mCode, 'capitalizeAllNouns' ); } /** * An arrow, depending on the language direction. * * @param $direction String: the direction of the arrow: forwards (default), backwards, left, right, up, down. * @return string */ function getArrow( $direction = 'forwards' ) { switch ( $direction ) { case 'forwards': return $this->isRTL() ? '←' : '→'; case 'backwards': return $this->isRTL() ? '→' : '←'; case 'left': return '←'; case 'right': return '→'; case 'up': return '↑'; case 'down': return '↓'; } } /** * To allow "foo[[bar]]" to extend the link over the whole word "foobar" * * @return bool */ function linkPrefixExtension() { return self::$dataCache->getItem( $this->mCode, 'linkPrefixExtension' ); } /** * Get all magic words from cache. * @return array */ function getMagicWords() { return self::$dataCache->getItem( $this->mCode, 'magicWords' ); } /** * Run the LanguageGetMagic hook once. */ protected function doMagicHook() { if ( $this->mMagicHookDone ) { return; } $this->mMagicHookDone = true; wfProfileIn( 'LanguageGetMagic' ); wfRunHooks( 'LanguageGetMagic', array( &$this->mMagicExtensions, $this->getCode() ) ); wfProfileOut( 'LanguageGetMagic' ); } /** * Fill a MagicWord object with data from here * * @param $mw */ function getMagic( $mw ) { // Saves a function call if ( ! $this->mMagicHookDone ) { $this->doMagicHook(); } if ( isset( $this->mMagicExtensions[$mw->mId] ) ) { $rawEntry = $this->mMagicExtensions[$mw->mId]; } else { $rawEntry = self::$dataCache->getSubitem( $this->mCode, 'magicWords', $mw->mId ); } if ( !is_array( $rawEntry ) ) { error_log( "\"$rawEntry\" is not a valid magic word for \"$mw->mId\"" ); } else { $mw->mCaseSensitive = $rawEntry[0]; $mw->mSynonyms = array_slice( $rawEntry, 1 ); } } /** * Add magic words to the extension array * * @param $newWords array */ function addMagicWordsByLang( $newWords ) { $fallbackChain = $this->getFallbackLanguages(); $fallbackChain = array_reverse( $fallbackChain ); foreach ( $fallbackChain as $code ) { if ( isset( $newWords[$code] ) ) { $this->mMagicExtensions = $newWords[$code] + $this->mMagicExtensions; } } } /** * Get special page names, as an associative array * case folded alias => real name */ function getSpecialPageAliases() { // Cache aliases because it may be slow to load them if ( is_null( $this->mExtendedSpecialPageAliases ) ) { // Initialise array $this->mExtendedSpecialPageAliases = self::$dataCache->getItem( $this->mCode, 'specialPageAliases' ); wfRunHooks( 'LanguageGetSpecialPageAliases', array( &$this->mExtendedSpecialPageAliases, $this->getCode() ) ); } return $this->mExtendedSpecialPageAliases; } /** * Italic is unsuitable for some languages * * @param $text String: the text to be emphasized. * @return string */ function emphasize( $text ) { return "<em>$text</em>"; } /** * Normally we output all numbers in plain en_US style, that is * 293,291.235 for twohundredninetythreethousand-twohundredninetyone * point twohundredthirtyfive. However this is not suitable for all * languages, some such as Punjabi want ੨੯੩,੨੯੫.੨੩੫ and others such as * Icelandic just want to use commas instead of dots, and dots instead * of commas like "293.291,235". * * An example of this function being called: * <code> * wfMessage( 'message' )->numParams( $num )->text() * </code> * * See $separatorTransformTable on MessageIs.php for * the , => . and . => , implementation. * * @todo check if it's viable to use localeconv() for the decimal * separator thing. * @param $number Mixed: the string to be formatted, should be an integer * or a floating point number. * @param $nocommafy Bool: set to true for special numbers like dates * @return string */ public function formatNum( $number, $nocommafy = false ) { global $wgTranslateNumerals; if ( !$nocommafy ) { $number = $this->commafy( $number ); $s = $this->separatorTransformTable(); if ( $s ) { $number = strtr( $number, $s ); } } if ( $wgTranslateNumerals ) { $s = $this->digitTransformTable(); if ( $s ) { $number = strtr( $number, $s ); } } return $number; } /** * Front-end for non-commafied formatNum * * @param mixed $number the string to be formatted, should be an integer * or a floating point number. * @since 1.21 * @return string */ public function formatNumNoSeparators( $number ) { return $this->formatNum( $number, true ); } /** * @param $number string * @return string */ function parseFormattedNumber( $number ) { $s = $this->digitTransformTable(); if ( $s ) { $number = strtr( $number, array_flip( $s ) ); } $s = $this->separatorTransformTable(); if ( $s ) { $number = strtr( $number, array_flip( $s ) ); } $number = strtr( $number, array( ',' => '' ) ); return $number; } /** * Adds commas to a given number * @since 1.19 * @param $number mixed * @return string */ function commafy( $number ) { $digitGroupingPattern = $this->digitGroupingPattern(); if ( $number === null ) { return ''; } if ( !$digitGroupingPattern || $digitGroupingPattern === "###,###,###" ) { // default grouping is at thousands, use the same for ###,###,### pattern too. return strrev( (string)preg_replace( '/(\d{3})(?=\d)(?!\d*\.)/', '$1,', strrev( $number ) ) ); } else { // Ref: http://cldr.unicode.org/translation/number-patterns $sign = ""; if ( intval( $number ) < 0 ) { // For negative numbers apply the algorithm like positive number and add sign. $sign = "-"; $number = substr( $number, 1 ); } $integerPart = array(); $decimalPart = array(); $numMatches = preg_match_all( "/(#+)/", $digitGroupingPattern, $matches ); preg_match( "/\d+/", $number, $integerPart ); preg_match( "/\.\d*/", $number, $decimalPart ); $groupedNumber = ( count( $decimalPart ) > 0 ) ? $decimalPart[0] : ""; if ( $groupedNumber === $number ) { // the string does not have any number part. Eg: .12345 return $sign . $groupedNumber; } $start = $end = strlen( $integerPart[0] ); while ( $start > 0 ) { $match = $matches[0][$numMatches - 1]; $matchLen = strlen( $match ); $start = $end - $matchLen; if ( $start < 0 ) { $start = 0; } $groupedNumber = substr( $number, $start, $end -$start ) . $groupedNumber; $end = $start; if ( $numMatches > 1 ) { // use the last pattern for the rest of the number $numMatches--; } if ( $start > 0 ) { $groupedNumber = "," . $groupedNumber; } } return $sign . $groupedNumber; } } /** * @return String */ function digitGroupingPattern() { return self::$dataCache->getItem( $this->mCode, 'digitGroupingPattern' ); } /** * @return array */ function digitTransformTable() { return self::$dataCache->getItem( $this->mCode, 'digitTransformTable' ); } /** * @return array */ function separatorTransformTable() { return self::$dataCache->getItem( $this->mCode, 'separatorTransformTable' ); } /** * Take a list of strings and build a locale-friendly comma-separated * list, using the local comma-separator message. * The last two strings are chained with an "and". * NOTE: This function will only work with standard numeric array keys (0, 1, 2…) * * @param $l Array * @return string */ function listToText( array $l ) { $m = count( $l ) - 1; if ( $m < 0 ) { return ''; } if ( $m > 0 ) { $and = $this->getMessageFromDB( 'and' ); $space = $this->getMessageFromDB( 'word-separator' ); if ( $m > 1 ) { $comma = $this->getMessageFromDB( 'comma-separator' ); } } $s = $l[$m]; for ( $i = $m - 1; $i >= 0; $i-- ) { if ( $i == $m - 1 ) { $s = $l[$i] . $and . $space . $s; } else { $s = $l[$i] . $comma . $s; } } return $s; } /** * Take a list of strings and build a locale-friendly comma-separated * list, using the local comma-separator message. * @param $list array of strings to put in a comma list * @return string */ function commaList( array $list ) { return implode( wfMessage( 'comma-separator' )->inLanguage( $this )->escaped(), $list ); } /** * Take a list of strings and build a locale-friendly semicolon-separated * list, using the local semicolon-separator message. * @param $list array of strings to put in a semicolon list * @return string */ function semicolonList( array $list ) { return implode( wfMessage( 'semicolon-separator' )->inLanguage( $this )->escaped(), $list ); } /** * Same as commaList, but separate it with the pipe instead. * @param $list array of strings to put in a pipe list * @return string */ function pipeList( array $list ) { return implode( wfMessage( 'pipe-separator' )->inLanguage( $this )->escaped(), $list ); } /** * Truncate a string to a specified length in bytes, appending an optional * string (e.g. for ellipses) * * The database offers limited byte lengths for some columns in the database; * multi-byte character sets mean we need to ensure that only whole characters * are included, otherwise broken characters can be passed to the user * * If $length is negative, the string will be truncated from the beginning * * @param $string String to truncate * @param $length Int: maximum length (including ellipses) * @param $ellipsis String to append to the truncated text * @param $adjustLength Boolean: Subtract length of ellipsis from $length. * $adjustLength was introduced in 1.18, before that behaved as if false. * @return string */ function truncate( $string, $length, $ellipsis = '...', $adjustLength = true ) { # Use the localized ellipsis character if ( $ellipsis == '...' ) { $ellipsis = wfMessage( 'ellipsis' )->inLanguage( $this )->escaped(); } # Check if there is no need to truncate if ( $length == 0 ) { return $ellipsis; // convention } elseif ( strlen( $string ) <= abs( $length ) ) { return $string; // no need to truncate } $stringOriginal = $string; # If ellipsis length is >= $length then we can't apply $adjustLength if ( $adjustLength && strlen( $ellipsis ) >= abs( $length ) ) { $string = $ellipsis; // this can be slightly unexpected # Otherwise, truncate and add ellipsis... } else { $eLength = $adjustLength ? strlen( $ellipsis ) : 0; if ( $length > 0 ) { $length -= $eLength; $string = substr( $string, 0, $length ); // xyz... $string = $this->removeBadCharLast( $string ); $string = rtrim( $string ); $string = $string . $ellipsis; } else { $length += $eLength; $string = substr( $string, $length ); // ...xyz $string = $this->removeBadCharFirst( $string ); $string = ltrim( $string ); $string = $ellipsis . $string; } } # Do not truncate if the ellipsis makes the string longer/equal (bug 22181). # This check is *not* redundant if $adjustLength, due to the single case where # LEN($ellipsis) > ABS($limit arg); $stringOriginal could be shorter than $string. if ( strlen( $string ) < strlen( $stringOriginal ) ) { return $string; } else { return $stringOriginal; } } /** * Remove bytes that represent an incomplete Unicode character * at the end of string (e.g. bytes of the char are missing) * * @param $string String * @return string */ protected function removeBadCharLast( $string ) { if ( $string != '' ) { $char = ord( $string[strlen( $string ) - 1] ); $m = array(); if ( $char >= 0xc0 ) { # We got the first byte only of a multibyte char; remove it. $string = substr( $string, 0, -1 ); } elseif ( $char >= 0x80 && preg_match( '/^(.*)(?:[\xe0-\xef][\x80-\xbf]|' . '[\xf0-\xf7][\x80-\xbf]{1,2})$/', $string, $m ) ) { # We chopped in the middle of a character; remove it $string = $m[1]; } } return $string; } /** * Remove bytes that represent an incomplete Unicode character * at the start of string (e.g. bytes of the char are missing) * * @param $string String * @return string */ protected function removeBadCharFirst( $string ) { if ( $string != '' ) { $char = ord( $string[0] ); if ( $char >= 0x80 && $char < 0xc0 ) { # We chopped in the middle of a character; remove the whole thing $string = preg_replace( '/^[\x80-\xbf]+/', '', $string ); } } return $string; } /** * Truncate a string of valid HTML to a specified length in bytes, * appending an optional string (e.g. for ellipses), and return valid HTML * * This is only intended for styled/linked text, such as HTML with * tags like <span> and <a>, were the tags are self-contained (valid HTML). * Also, this will not detect things like "display:none" CSS. * * Note: since 1.18 you do not need to leave extra room in $length for ellipses. * * @param string $text HTML string to truncate * @param int $length (zero/positive) Maximum length (including ellipses) * @param string $ellipsis String to append to the truncated text * @return string */ function truncateHtml( $text, $length, $ellipsis = '...' ) { # Use the localized ellipsis character if ( $ellipsis == '...' ) { $ellipsis = wfMessage( 'ellipsis' )->inLanguage( $this )->escaped(); } # Check if there is clearly no need to truncate if ( $length <= 0 ) { return $ellipsis; // no text shown, nothing to format (convention) } elseif ( strlen( $text ) <= $length ) { return $text; // string short enough even *with* HTML (short-circuit) } $dispLen = 0; // innerHTML legth so far $testingEllipsis = false; // checking if ellipses will make string longer/equal? $tagType = 0; // 0-open, 1-close $bracketState = 0; // 1-tag start, 2-tag name, 0-neither $entityState = 0; // 0-not entity, 1-entity $tag = $ret = ''; // accumulated tag name, accumulated result string $openTags = array(); // open tag stack $maybeState = null; // possible truncation state $textLen = strlen( $text ); $neLength = max( 0, $length - strlen( $ellipsis ) ); // non-ellipsis len if truncated for ( $pos = 0; true; ++$pos ) { # Consider truncation once the display length has reached the maximim. # We check if $dispLen > 0 to grab tags for the $neLength = 0 case. # Check that we're not in the middle of a bracket/entity... if ( $dispLen && $dispLen >= $neLength && $bracketState == 0 && !$entityState ) { if ( !$testingEllipsis ) { $testingEllipsis = true; # Save where we are; we will truncate here unless there turn out to # be so few remaining characters that truncation is not necessary. if ( !$maybeState ) { // already saved? ($neLength = 0 case) $maybeState = array( $ret, $openTags ); // save state } } elseif ( $dispLen > $length && $dispLen > strlen( $ellipsis ) ) { # String in fact does need truncation, the truncation point was OK. list( $ret, $openTags ) = $maybeState; // reload state $ret = $this->removeBadCharLast( $ret ); // multi-byte char fix $ret .= $ellipsis; // add ellipsis break; } } if ( $pos >= $textLen ) { break; // extra iteration just for above checks } # Read the next char... $ch = $text[$pos]; $lastCh = $pos ? $text[$pos - 1] : ''; $ret .= $ch; // add to result string if ( $ch == '<' ) { $this->truncate_endBracket( $tag, $tagType, $lastCh, $openTags ); // for bad HTML $entityState = 0; // for bad HTML $bracketState = 1; // tag started (checking for backslash) } elseif ( $ch == '>' ) { $this->truncate_endBracket( $tag, $tagType, $lastCh, $openTags ); $entityState = 0; // for bad HTML $bracketState = 0; // out of brackets } elseif ( $bracketState == 1 ) { if ( $ch == '/' ) { $tagType = 1; // close tag (e.g. "</span>") } else { $tagType = 0; // open tag (e.g. "<span>") $tag .= $ch; } $bracketState = 2; // building tag name } elseif ( $bracketState == 2 ) { if ( $ch != ' ' ) { $tag .= $ch; } else { // Name found (e.g. "<a href=..."), add on tag attributes... $pos += $this->truncate_skip( $ret, $text, "<>", $pos + 1 ); } } elseif ( $bracketState == 0 ) { if ( $entityState ) { if ( $ch == ';' ) { $entityState = 0; $dispLen++; // entity is one displayed char } } else { if ( $neLength == 0 && !$maybeState ) { // Save state without $ch. We want to *hit* the first // display char (to get tags) but not *use* it if truncating. $maybeState = array( substr( $ret, 0, -1 ), $openTags ); } if ( $ch == '&' ) { $entityState = 1; // entity found, (e.g. " ") } else { $dispLen++; // this char is displayed // Add the next $max display text chars after this in one swoop... $max = ( $testingEllipsis ? $length : $neLength ) - $dispLen; $skipped = $this->truncate_skip( $ret, $text, "<>&", $pos + 1, $max ); $dispLen += $skipped; $pos += $skipped; } } } } // Close the last tag if left unclosed by bad HTML $this->truncate_endBracket( $tag, $text[$textLen - 1], $tagType, $openTags ); while ( count( $openTags ) > 0 ) { $ret .= '</' . array_pop( $openTags ) . '>'; // close open tags } return $ret; } /** * truncateHtml() helper function * like strcspn() but adds the skipped chars to $ret * * @param $ret * @param $text * @param $search * @param $start * @param $len * @return int */ private function truncate_skip( &$ret, $text, $search, $start, $len = null ) { if ( $len === null ) { $len = -1; // -1 means "no limit" for strcspn } elseif ( $len < 0 ) { $len = 0; // sanity } $skipCount = 0; if ( $start < strlen( $text ) ) { $skipCount = strcspn( $text, $search, $start, $len ); $ret .= substr( $text, $start, $skipCount ); } return $skipCount; } /** * truncateHtml() helper function * (a) push or pop $tag from $openTags as needed * (b) clear $tag value * @param &$tag string Current HTML tag name we are looking at * @param $tagType int (0-open tag, 1-close tag) * @param $lastCh string Character before the '>' that ended this tag * @param &$openTags array Open tag stack (not accounting for $tag) */ private function truncate_endBracket( &$tag, $tagType, $lastCh, &$openTags ) { $tag = ltrim( $tag ); if ( $tag != '' ) { if ( $tagType == 0 && $lastCh != '/' ) { $openTags[] = $tag; // tag opened (didn't close itself) } elseif ( $tagType == 1 ) { if ( $openTags && $tag == $openTags[count( $openTags ) - 1] ) { array_pop( $openTags ); // tag closed } } $tag = ''; } } /** * Grammatical transformations, needed for inflected languages * Invoked by putting {{grammar:case|word}} in a message * * @param $word string * @param $case string * @return string */ function convertGrammar( $word, $case ) { global $wgGrammarForms; if ( isset( $wgGrammarForms[$this->getCode()][$case][$word] ) ) { return $wgGrammarForms[$this->getCode()][$case][$word]; } return $word; } /** * Get the grammar forms for the content language * @return array of grammar forms * @since 1.20 */ function getGrammarForms() { global $wgGrammarForms; if ( isset( $wgGrammarForms[$this->getCode()] ) && is_array( $wgGrammarForms[$this->getCode()] ) ) { return $wgGrammarForms[$this->getCode()]; } return array(); } /** * Provides an alternative text depending on specified gender. * Usage {{gender:username|masculine|feminine|unknown}}. * username is optional, in which case the gender of current user is used, * but only in (some) interface messages; otherwise default gender is used. * * If no forms are given, an empty string is returned. If only one form is * given, it will be returned unconditionally. These details are implied by * the caller and cannot be overridden in subclasses. * * If three forms are given, the default is to use the third (unknown) form. * If fewer than three forms are given, the default is to use the first (masculine) form. * These details can be overridden in subclasses. * * @param $gender string * @param $forms array * * @return string */ function gender( $gender, $forms ) { if ( !count( $forms ) ) { return ''; } $forms = $this->preConvertPlural( $forms, 2 ); if ( $gender === 'male' ) { return $forms[0]; } if ( $gender === 'female' ) { return $forms[1]; } return isset( $forms[2] ) ? $forms[2] : $forms[0]; } /** * Plural form transformations, needed for some languages. * For example, there are 3 form of plural in Russian and Polish, * depending on "count mod 10". See [[w:Plural]] * For English it is pretty simple. * * Invoked by putting {{plural:count|wordform1|wordform2}} * or {{plural:count|wordform1|wordform2|wordform3}} * * Example: {{plural:{{NUMBEROFARTICLES}}|article|articles}} * * @param $count Integer: non-localized number * @param $forms Array: different plural forms * @return string Correct form of plural for $count in this language */ function convertPlural( $count, $forms ) { // Handle explicit n=pluralform cases $forms = $this->handleExplicitPluralForms( $count, $forms ); if ( is_string( $forms ) ) { return $forms; } if ( !count( $forms ) ) { return ''; } $pluralForm = $this->getPluralRuleIndexNumber( $count ); $pluralForm = min( $pluralForm, count( $forms ) - 1 ); return $forms[$pluralForm]; } /** * Handles explicit plural forms for Language::convertPlural() * * In {{PLURAL:$1|0=nothing|one|many}}, 0=nothing will be returned if $1 equals zero. * If an explicitly defined plural form matches the $count, then * string value returned, otherwise array returned for further consideration * by CLDR rules or overridden convertPlural(). * * @since 1.23 * * @param int $count non-localized number * @param array $forms different plural forms * * @return array|string */ protected function handleExplicitPluralForms( $count, array $forms ) { foreach ( $forms as $index => $form ) { if ( preg_match( '/\d+=/i', $form ) ) { $pos = strpos( $form, '=' ); if ( substr( $form, 0, $pos ) === (string) $count ) { return substr( $form, $pos + 1 ); } unset( $forms[$index] ); } } return array_values( $forms ); } /** * Checks that convertPlural was given an array and pads it to requested * amount of forms by copying the last one. * * @param $count Integer: How many forms should there be at least * @param $forms Array of forms given to convertPlural * @return array Padded array of forms or an exception if not an array */ protected function preConvertPlural( /* Array */ $forms, $count ) { while ( count( $forms ) < $count ) { $forms[] = $forms[count( $forms ) - 1]; } return $forms; } /** * @todo Maybe translate block durations. Note that this function is somewhat misnamed: it * deals with translating the *duration* ("1 week", "4 days", etc), not the expiry time * (which is an absolute timestamp). Please note: do NOT add this blindly, as it is used * on old expiry lengths recorded in log entries. You'd need to provide the start date to * match up with it. * * @param $str String: the validated block duration in English * @return string Somehow translated block duration * @see LanguageFi.php for example implementation */ function translateBlockExpiry( $str ) { $duration = SpecialBlock::getSuggestedDurations( $this ); foreach ( $duration as $show => $value ) { if ( strcmp( $str, $value ) == 0 ) { return htmlspecialchars( trim( $show ) ); } } // Since usually only infinite or indefinite is only on list, so try // equivalents if still here. $indefs = array( 'infinite', 'infinity', 'indefinite' ); if ( in_array( $str, $indefs ) ) { foreach ( $indefs as $val ) { $show = array_search( $val, $duration, true ); if ( $show !== false ) { return htmlspecialchars( trim( $show ) ); } } } // If all else fails, return a standard duration or timestamp description. $time = strtotime( $str, 0 ); if ( $time === false ) { // Unknown format. Return it as-is in case. return $str; } elseif ( $time !== strtotime( $str, 1 ) ) { // It's a relative timestamp. // $time is relative to 0 so it's a duration length. return $this->formatDuration( $time ); } else { // It's an absolute timestamp. if ( $time === 0 ) { // wfTimestamp() handles 0 as current time instead of epoch. return $this->timeanddate( '19700101000000' ); } else { return $this->timeanddate( $time ); } } } /** * languages like Chinese need to be segmented in order for the diff * to be of any use * * @param $text String * @return String */ public function segmentForDiff( $text ) { return $text; } /** * and unsegment to show the result * * @param $text String * @return String */ public function unsegmentForDiff( $text ) { return $text; } /** * Return the LanguageConverter used in the Language * * @since 1.19 * @return LanguageConverter */ public function getConverter() { return $this->mConverter; } /** * convert text to all supported variants * * @param $text string * @return array */ public function autoConvertToAllVariants( $text ) { return $this->mConverter->autoConvertToAllVariants( $text ); } /** * convert text to different variants of a language. * * @param $text string * @return string */ public function convert( $text ) { return $this->mConverter->convert( $text ); } /** * Convert a Title object to a string in the preferred variant * * @param $title Title * @return string */ public function convertTitle( $title ) { return $this->mConverter->convertTitle( $title ); } /** * Convert a namespace index to a string in the preferred variant * * @param $ns int * @return string */ public function convertNamespace( $ns ) { return $this->mConverter->convertNamespace( $ns ); } /** * Check if this is a language with variants * * @return bool */ public function hasVariants() { return count( $this->getVariants() ) > 1; } /** * Check if the language has the specific variant * * @since 1.19 * @param $variant string * @return bool */ public function hasVariant( $variant ) { return (bool)$this->mConverter->validateVariant( $variant ); } /** * Put custom tags (e.g. -{ }-) around math to prevent conversion * * @param $text string * @return string * @deprecated since 1.22 is no longer used */ public function armourMath( $text ) { return $this->mConverter->armourMath( $text ); } /** * Perform output conversion on a string, and encode for safe HTML output. * @param $text String text to be converted * @param $isTitle Bool whether this conversion is for the article title * @return string * @todo this should get integrated somewhere sane */ public function convertHtml( $text, $isTitle = false ) { return htmlspecialchars( $this->convert( $text, $isTitle ) ); } /** * @param $key string * @return string */ public function convertCategoryKey( $key ) { return $this->mConverter->convertCategoryKey( $key ); } /** * Get the list of variants supported by this language * see sample implementation in LanguageZh.php * * @return array an array of language codes */ public function getVariants() { return $this->mConverter->getVariants(); } /** * @return string */ public function getPreferredVariant() { return $this->mConverter->getPreferredVariant(); } /** * @return string */ public function getDefaultVariant() { return $this->mConverter->getDefaultVariant(); } /** * @return string */ public function getURLVariant() { return $this->mConverter->getURLVariant(); } /** * If a language supports multiple variants, it is * possible that non-existing link in one variant * actually exists in another variant. this function * tries to find it. See e.g. LanguageZh.php * * @param $link String: the name of the link * @param $nt Mixed: the title object of the link * @param $ignoreOtherCond Boolean: to disable other conditions when * we need to transclude a template or update a category's link * @return null the input parameters may be modified upon return */ public function findVariantLink( &$link, &$nt, $ignoreOtherCond = false ) { $this->mConverter->findVariantLink( $link, $nt, $ignoreOtherCond ); } /** * returns language specific options used by User::getPageRenderHash() * for example, the preferred language variant * * @return string */ function getExtraHashOptions() { return $this->mConverter->getExtraHashOptions(); } /** * For languages that support multiple variants, the title of an * article may be displayed differently in different variants. this * function returns the apporiate title defined in the body of the article. * * @return string */ public function getParsedTitle() { return $this->mConverter->getParsedTitle(); } /** * Prepare external link text for conversion. When the text is * a URL, it shouldn't be converted, and it'll be wrapped in * the "raw" tag (-{R| }-) to prevent conversion. * * This function is called "markNoConversion" for historical * reasons. * * @param $text String: text to be used for external link * @param $noParse bool: wrap it without confirming it's a real URL first * @return string the tagged text */ public function markNoConversion( $text, $noParse = false ) { // Excluding protocal-relative URLs may avoid many false positives. if ( $noParse || preg_match( '/^(?:' . wfUrlProtocolsWithoutProtRel() . ')/', $text ) ) { return $this->mConverter->markNoConversion( $text ); } else { return $text; } } /** * A regular expression to match legal word-trailing characters * which should be merged onto a link of the form [[foo]]bar. * * @return string */ public function linkTrail() { return self::$dataCache->getItem( $this->mCode, 'linkTrail' ); } /** * A regular expression character set to match legal word-prefixing * characters which should be merged onto a link of the form foo[[bar]]. * * @return string */ public function linkPrefixCharset() { return self::$dataCache->getItem( $this->mCode, 'linkPrefixCharset' ); } /** * @return Language */ function getLangObj() { return $this; } /** * Get the "parent" language which has a converter to convert a "compatible" language * (in another variant) to this language (eg. zh for zh-cn, but not en for en-gb). * * @return Language|null * @since 1.22 */ public function getParentLanguage() { if ( $this->mParentLanguage !== false ) { return $this->mParentLanguage; } $pieces = explode( '-', $this->getCode() ); $code = $pieces[0]; if ( !in_array( $code, LanguageConverter::$languagesWithVariants ) ) { $this->mParentLanguage = null; return null; } $lang = Language::factory( $code ); if ( !$lang->hasVariant( $this->getCode() ) ) { $this->mParentLanguage = null; return null; } $this->mParentLanguage = $lang; return $lang; } /** * Get the RFC 3066 code for this language object * * NOTE: The return value of this function is NOT HTML-safe and must be escaped with * htmlspecialchars() or similar * * @return string */ public function getCode() { return $this->mCode; } /** * Get the code in Bcp47 format which we can use * inside of html lang="" tags. * * NOTE: The return value of this function is NOT HTML-safe and must be escaped with * htmlspecialchars() or similar. * * @since 1.19 * @return string */ public function getHtmlCode() { if ( is_null( $this->mHtmlCode ) ) { $this->mHtmlCode = wfBCP47( $this->getCode() ); } return $this->mHtmlCode; } /** * @param $code string */ public function setCode( $code ) { $this->mCode = $code; // Ensure we don't leave incorrect cached data lying around $this->mHtmlCode = null; $this->mParentLanguage = false; } /** * Get the name of a file for a certain language code * @param $prefix string Prepend this to the filename * @param $code string Language code * @param $suffix string Append this to the filename * @throws MWException * @return string $prefix . $mangledCode . $suffix */ public static function getFileName( $prefix = 'Language', $code, $suffix = '.php' ) { if ( !self::isValidBuiltInCode( $code ) ) { throw new MWException( "Invalid language code \"$code\"" ); } return $prefix . str_replace( '-', '_', ucfirst( $code ) ) . $suffix; } /** * Get the language code from a file name. Inverse of getFileName() * @param $filename string $prefix . $languageCode . $suffix * @param $prefix string Prefix before the language code * @param $suffix string Suffix after the language code * @return string Language code, or false if $prefix or $suffix isn't found */ public static function getCodeFromFileName( $filename, $prefix = 'Language', $suffix = '.php' ) { $m = null; preg_match( '/' . preg_quote( $prefix, '/' ) . '([A-Z][a-z_]+)' . preg_quote( $suffix, '/' ) . '/', $filename, $m ); if ( !count( $m ) ) { return false; } return str_replace( '_', '-', strtolower( $m[1] ) ); } /** * @param $code string * @return string */ public static function getMessagesFileName( $code ) { global $IP; $file = self::getFileName( "$IP/languages/messages/Messages", $code, '.php' ); wfRunHooks( 'Language::getMessagesFileName', array( $code, &$file ) ); return $file; } /** * @param $code string * @return string * @since 1.23 */ public static function getJsonMessagesFileName( $code ) { global $IP; if ( !self::isValidBuiltInCode( $code ) ) { throw new MWException( "Invalid language code \"$code\"" ); } return "$IP/languages/i18n/$code.json" ; } /** * @param $code string * @return string */ public static function getClassFileName( $code ) { global $IP; return self::getFileName( "$IP/languages/classes/Language", $code, '.php' ); } /** * Get the first fallback for a given language. * * @param $code string * * @return bool|string */ public static function getFallbackFor( $code ) { if ( $code === 'en' || !Language::isValidBuiltInCode( $code ) ) { return false; } else { $fallbacks = self::getFallbacksFor( $code ); $first = array_shift( $fallbacks ); return $first; } } /** * Get the ordered list of fallback languages. * * @since 1.19 * @param $code string Language code * @return array */ public static function getFallbacksFor( $code ) { if ( $code === 'en' || !Language::isValidBuiltInCode( $code ) ) { return array(); } else { $v = self::getLocalisationCache()->getItem( $code, 'fallback' ); $v = array_map( 'trim', explode( ',', $v ) ); if ( $v[count( $v ) - 1] !== 'en' ) { $v[] = 'en'; } return $v; } } /** * Get the ordered list of fallback languages, ending with the fallback * language chain for the site language. * * @since 1.22 * @param string $code Language code * @return array array( fallbacks, site fallbacks ) */ public static function getFallbacksIncludingSiteLanguage( $code ) { global $wgLanguageCode; // Usually, we will only store a tiny number of fallback chains, so we // keep them in static memory. $cacheKey = "{$code}-{$wgLanguageCode}"; if ( !array_key_exists( $cacheKey, self::$fallbackLanguageCache ) ) { $fallbacks = self::getFallbacksFor( $code ); // Append the site's fallback chain, including the site language itself $siteFallbacks = self::getFallbacksFor( $wgLanguageCode ); array_unshift( $siteFallbacks, $wgLanguageCode ); // Eliminate any languages already included in the chain $siteFallbacks = array_diff( $siteFallbacks, $fallbacks ); self::$fallbackLanguageCache[$cacheKey] = array( $fallbacks, $siteFallbacks ); } return self::$fallbackLanguageCache[$cacheKey]; } /** * Get all messages for a given language * WARNING: this may take a long time. If you just need all message *keys* * but need the *contents* of only a few messages, consider using getMessageKeysFor(). * * @param $code string * * @return array */ public static function getMessagesFor( $code ) { return self::getLocalisationCache()->getItem( $code, 'messages' ); } /** * Get a message for a given language * * @param $key string * @param $code string * * @return string */ public static function getMessageFor( $key, $code ) { return self::getLocalisationCache()->getSubitem( $code, 'messages', $key ); } /** * Get all message keys for a given language. This is a faster alternative to * array_keys( Language::getMessagesFor( $code ) ) * * @since 1.19 * @param $code string Language code * @return array of message keys (strings) */ public static function getMessageKeysFor( $code ) { return self::getLocalisationCache()->getSubItemList( $code, 'messages' ); } /** * @param $talk * @return mixed */ function fixVariableInNamespace( $talk ) { if ( strpos( $talk, '$1' ) === false ) { return $talk; } global $wgMetaNamespace; $talk = str_replace( '$1', $wgMetaNamespace, $talk ); # Allow grammar transformations # Allowing full message-style parsing would make simple requests # such as action=raw much more expensive than they need to be. # This will hopefully cover most cases. $talk = preg_replace_callback( '/{{grammar:(.*?)\|(.*?)}}/i', array( &$this, 'replaceGrammarInNamespace' ), $talk ); return str_replace( ' ', '_', $talk ); } /** * @param $m string * @return string */ function replaceGrammarInNamespace( $m ) { return $this->convertGrammar( trim( $m[2] ), trim( $m[1] ) ); } /** * @throws MWException * @return array */ static function getCaseMaps() { static $wikiUpperChars, $wikiLowerChars; if ( isset( $wikiUpperChars ) ) { return array( $wikiUpperChars, $wikiLowerChars ); } wfProfileIn( __METHOD__ ); $arr = wfGetPrecompiledData( 'Utf8Case.ser' ); if ( $arr === false ) { throw new MWException( "Utf8Case.ser is missing, please run \"make\" in the serialized directory\n" ); } $wikiUpperChars = $arr['wikiUpperChars']; $wikiLowerChars = $arr['wikiLowerChars']; wfProfileOut( __METHOD__ ); return array( $wikiUpperChars, $wikiLowerChars ); } /** * Decode an expiry (block, protection, etc) which has come from the DB * * @todo FIXME: why are we returnings DBMS-dependent strings??? * * @param $expiry String: Database expiry String * @param $format Bool|Int true to process using language functions, or TS_ constant * to return the expiry in a given timestamp * @return String * @since 1.18 */ public function formatExpiry( $expiry, $format = true ) { static $infinity; if ( $infinity === null ) { $infinity = wfGetDB( DB_SLAVE )->getInfinity(); } if ( $expiry == '' || $expiry == $infinity ) { return $format === true ? $this->getMessageFromDB( 'infiniteblock' ) : $infinity; } else { return $format === true ? $this->timeanddate( $expiry, /* User preference timezone */ true ) : wfTimestamp( $format, $expiry ); } } /** * @todo Document * @param $seconds int|float * @param $format Array Optional * If $format['avoid'] == 'avoidseconds' - don't mention seconds if $seconds >= 1 hour * If $format['avoid'] == 'avoidminutes' - don't mention seconds/minutes if $seconds > 48 hours * If $format['noabbrevs'] is true - use 'seconds' and friends instead of 'seconds-abbrev' and friends * For backwards compatibility, $format may also be one of the strings 'avoidseconds' or 'avoidminutes' * @return string */ function formatTimePeriod( $seconds, $format = array() ) { if ( !is_array( $format ) ) { $format = array( 'avoid' => $format ); // For backwards compatibility } if ( !isset( $format['avoid'] ) ) { $format['avoid'] = false; } if ( !isset( $format['noabbrevs' ] ) ) { $format['noabbrevs'] = false; } $secondsMsg = wfMessage( $format['noabbrevs'] ? 'seconds' : 'seconds-abbrev' )->inLanguage( $this ); $minutesMsg = wfMessage( $format['noabbrevs'] ? 'minutes' : 'minutes-abbrev' )->inLanguage( $this ); $hoursMsg = wfMessage( $format['noabbrevs'] ? 'hours' : 'hours-abbrev' )->inLanguage( $this ); $daysMsg = wfMessage( $format['noabbrevs'] ? 'days' : 'days-abbrev' )->inLanguage( $this ); if ( round( $seconds * 10 ) < 100 ) { $s = $this->formatNum( sprintf( "%.1f", round( $seconds * 10 ) / 10 ) ); $s = $secondsMsg->params( $s )->text(); } elseif ( round( $seconds ) < 60 ) { $s = $this->formatNum( round( $seconds ) ); $s = $secondsMsg->params( $s )->text(); } elseif ( round( $seconds ) < 3600 ) { $minutes = floor( $seconds / 60 ); $secondsPart = round( fmod( $seconds, 60 ) ); if ( $secondsPart == 60 ) { $secondsPart = 0; $minutes++; } $s = $minutesMsg->params( $this->formatNum( $minutes ) )->text(); $s .= ' '; $s .= $secondsMsg->params( $this->formatNum( $secondsPart ) )->text(); } elseif ( round( $seconds ) <= 2 * 86400 ) { $hours = floor( $seconds / 3600 ); $minutes = floor( ( $seconds - $hours * 3600 ) / 60 ); $secondsPart = round( $seconds - $hours * 3600 - $minutes * 60 ); if ( $secondsPart == 60 ) { $secondsPart = 0; $minutes++; } if ( $minutes == 60 ) { $minutes = 0; $hours++; } $s = $hoursMsg->params( $this->formatNum( $hours ) )->text(); $s .= ' '; $s .= $minutesMsg->params( $this->formatNum( $minutes ) )->text(); if ( !in_array( $format['avoid'], array( 'avoidseconds', 'avoidminutes' ) ) ) { $s .= ' ' . $secondsMsg->params( $this->formatNum( $secondsPart ) )->text(); } } else { $days = floor( $seconds / 86400 ); if ( $format['avoid'] === 'avoidminutes' ) { $hours = round( ( $seconds - $days * 86400 ) / 3600 ); if ( $hours == 24 ) { $hours = 0; $days++; } $s = $daysMsg->params( $this->formatNum( $days ) )->text(); $s .= ' '; $s .= $hoursMsg->params( $this->formatNum( $hours ) )->text(); } elseif ( $format['avoid'] === 'avoidseconds' ) { $hours = floor( ( $seconds - $days * 86400 ) / 3600 ); $minutes = round( ( $seconds - $days * 86400 - $hours * 3600 ) / 60 ); if ( $minutes == 60 ) { $minutes = 0; $hours++; } if ( $hours == 24 ) { $hours = 0; $days++; } $s = $daysMsg->params( $this->formatNum( $days ) )->text(); $s .= ' '; $s .= $hoursMsg->params( $this->formatNum( $hours ) )->text(); $s .= ' '; $s .= $minutesMsg->params( $this->formatNum( $minutes ) )->text(); } else { $s = $daysMsg->params( $this->formatNum( $days ) )->text(); $s .= ' '; $s .= $this->formatTimePeriod( $seconds - $days * 86400, $format ); } } return $s; } /** * Format a bitrate for output, using an appropriate * unit (bps, kbps, Mbps, Gbps, Tbps, Pbps, Ebps, Zbps or Ybps) according to the magnitude in question * * This use base 1000. For base 1024 use formatSize(), for another base * see formatComputingNumbers() * * @param $bps int * @return string */ function formatBitrate( $bps ) { return $this->formatComputingNumbers( $bps, 1000, "bitrate-$1bits" ); } /** * @param $size int Size of the unit * @param $boundary int Size boundary (1000, or 1024 in most cases) * @param $messageKey string Message key to be uesd * @return string */ function formatComputingNumbers( $size, $boundary, $messageKey ) { if ( $size <= 0 ) { return str_replace( '$1', $this->formatNum( $size ), $this->getMessageFromDB( str_replace( '$1', '', $messageKey ) ) ); } $sizes = array( '', 'kilo', 'mega', 'giga', 'tera', 'peta', 'exa', 'zeta', 'yotta' ); $index = 0; $maxIndex = count( $sizes ) - 1; while ( $size >= $boundary && $index < $maxIndex ) { $index++; $size /= $boundary; } // For small sizes no decimal places necessary $round = 0; if ( $index > 1 ) { // For MB and bigger two decimal places are smarter $round = 2; } $msg = str_replace( '$1', $sizes[$index], $messageKey ); $size = round( $size, $round ); $text = $this->getMessageFromDB( $msg ); return str_replace( '$1', $this->formatNum( $size ), $text ); } /** * Format a size in bytes for output, using an appropriate * unit (B, KB, MB, GB, TB, PB, EB, ZB or YB) according to the magnitude in question * * This method use base 1024. For base 1000 use formatBitrate(), for * another base see formatComputingNumbers() * * @param $size int Size to format * @return string Plain text (not HTML) */ function formatSize( $size ) { return $this->formatComputingNumbers( $size, 1024, "size-$1bytes" ); } /** * Make a list item, used by various special pages * * @param $page String Page link * @param $details String Text between brackets * @param $oppositedm Boolean Add the direction mark opposite to your * language, to display text properly * @return String */ function specialList( $page, $details, $oppositedm = true ) { $dirmark = ( $oppositedm ? $this->getDirMark( true ) : '' ) . $this->getDirMark(); $details = $details ? $dirmark . $this->getMessageFromDB( 'word-separator' ) . wfMessage( 'parentheses' )->rawParams( $details )->inLanguage( $this )->escaped() : ''; return $page . $details; } /** * Generate (prev x| next x) (20|50|100...) type links for paging * * @param $title Title object to link * @param $offset Integer offset parameter * @param $limit Integer limit parameter * @param $query array|String optional URL query parameter string * @param $atend Bool optional param for specified if this is the last page * @return String */ public function viewPrevNext( Title $title, $offset, $limit, array $query = array(), $atend = false ) { // @todo FIXME: Why on earth this needs one message for the text and another one for tooltip? # Make 'previous' link $prev = wfMessage( 'prevn' )->inLanguage( $this )->title( $title )->numParams( $limit )->text(); if ( $offset > 0 ) { $plink = $this->numLink( $title, max( $offset - $limit, 0 ), $limit, $query, $prev, 'prevn-title', 'mw-prevlink' ); } else { $plink = htmlspecialchars( $prev ); } # Make 'next' link $next = wfMessage( 'nextn' )->inLanguage( $this )->title( $title )->numParams( $limit )->text(); if ( $atend ) { $nlink = htmlspecialchars( $next ); } else { $nlink = $this->numLink( $title, $offset + $limit, $limit, $query, $next, 'nextn-title', 'mw-nextlink' ); } # Make links to set number of items per page $numLinks = array(); foreach ( array( 20, 50, 100, 250, 500 ) as $num ) { $numLinks[] = $this->numLink( $title, $offset, $num, $query, $this->formatNum( $num ), 'shown-title', 'mw-numlink' ); } return wfMessage( 'viewprevnext' )->inLanguage( $this )->title( $title )->rawParams( $plink, $nlink, $this->pipeList( $numLinks ) )->escaped(); } /** * Helper function for viewPrevNext() that generates links * * @param $title Title object to link * @param $offset Integer offset parameter * @param $limit Integer limit parameter * @param $query Array extra query parameters * @param $link String text to use for the link; will be escaped * @param $tooltipMsg String name of the message to use as tooltip * @param $class String value of the "class" attribute of the link * @return String HTML fragment */ private function numLink( Title $title, $offset, $limit, array $query, $link, $tooltipMsg, $class ) { $query = array( 'limit' => $limit, 'offset' => $offset ) + $query; $tooltip = wfMessage( $tooltipMsg )->inLanguage( $this )->title( $title )->numParams( $limit )->text(); return Html::element( 'a', array( 'href' => $title->getLocalURL( $query ), 'title' => $tooltip, 'class' => $class ), $link ); } /** * Get the conversion rule title, if any. * * @return string */ public function getConvRuleTitle() { return $this->mConverter->getConvRuleTitle(); } /** * Get the compiled plural rules for the language * @since 1.20 * @return array Associative array with plural form, and plural rule as key-value pairs */ public function getCompiledPluralRules() { $pluralRules = self::$dataCache->getItem( strtolower( $this->mCode ), 'compiledPluralRules' ); $fallbacks = Language::getFallbacksFor( $this->mCode ); if ( !$pluralRules ) { foreach ( $fallbacks as $fallbackCode ) { $pluralRules = self::$dataCache->getItem( strtolower( $fallbackCode ), 'compiledPluralRules' ); if ( $pluralRules ) { break; } } } return $pluralRules; } /** * Get the plural rules for the language * @since 1.20 * @return array Associative array with plural form number and plural rule as key-value pairs */ public function getPluralRules() { $pluralRules = self::$dataCache->getItem( strtolower( $this->mCode ), 'pluralRules' ); $fallbacks = Language::getFallbacksFor( $this->mCode ); if ( !$pluralRules ) { foreach ( $fallbacks as $fallbackCode ) { $pluralRules = self::$dataCache->getItem( strtolower( $fallbackCode ), 'pluralRules' ); if ( $pluralRules ) { break; } } } return $pluralRules; } /** * Get the plural rule types for the language * @since 1.22 * @return array Associative array with plural form number and plural rule type as key-value pairs */ public function getPluralRuleTypes() { $pluralRuleTypes = self::$dataCache->getItem( strtolower( $this->mCode ), 'pluralRuleTypes' ); $fallbacks = Language::getFallbacksFor( $this->mCode ); if ( !$pluralRuleTypes ) { foreach ( $fallbacks as $fallbackCode ) { $pluralRuleTypes = self::$dataCache->getItem( strtolower( $fallbackCode ), 'pluralRuleTypes' ); if ( $pluralRuleTypes ) { break; } } } return $pluralRuleTypes; } /** * Find the index number of the plural rule appropriate for the given number * @return int The index number of the plural rule */ public function getPluralRuleIndexNumber( $number ) { $pluralRules = $this->getCompiledPluralRules(); $form = CLDRPluralRuleEvaluator::evaluateCompiled( $number, $pluralRules ); return $form; } /** * Find the plural rule type appropriate for the given number * For example, if the language is set to Arabic, getPluralType(5) should * return 'few'. * @since 1.22 * @return string The name of the plural rule type, e.g. one, two, few, many */ public function getPluralRuleType( $number ) { $index = $this->getPluralRuleIndexNumber( $number ); $pluralRuleTypes = $this->getPluralRuleTypes(); if ( isset( $pluralRuleTypes[$index] ) ) { return $pluralRuleTypes[$index]; } else { return 'other'; } } }
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