mirror of
https://github.com/YunoHost-Apps/webtrees_ynh.git
synced 2024-09-03 18:26:37 +02:00
892 lines
32 KiB
PHP
892 lines
32 KiB
PHP
<?php
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/**
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* webtrees: online genealogy
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* Copyright (C) 2016 webtrees development team
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Fisharebest\Webtrees;
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use Exception;
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use Fisharebest\ExtCalendar\ArabicCalendar;
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use Fisharebest\ExtCalendar\CalendarInterface;
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use Fisharebest\ExtCalendar\GregorianCalendar;
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use Fisharebest\ExtCalendar\JewishCalendar;
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use Fisharebest\ExtCalendar\PersianCalendar;
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use Fisharebest\Localization\Locale;
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use Fisharebest\Localization\Locale\LocaleEnUs;
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use Fisharebest\Localization\Locale\LocaleInterface;
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use Fisharebest\Localization\Translation;
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use Fisharebest\Localization\Translator;
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/**
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* Internationalization (i18n) and localization (l10n).
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*/
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class I18N {
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/** @var LocaleInterface The current locale (e.g. LocaleEnGb) */
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private static $locale;
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/** @var Translator An object that performs translation*/
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private static $translator;
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// Digits are always rendered LTR, even in RTL text.
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const DIGITS = '0123456789٠١٢٣٤٥٦٧٨٩۰۱۲۳۴۵۶۷۸۹';
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// Reversable character conversions from the UNICODE 5.1 database.
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// It excludes ambiguous (turkish dotless i) and mixed-case (Dz) characters.
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// The characters should be arranged in default unicode-collation order.
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const ALPHABET_LOWER = 'aàáâãäåāăąǎǟǡǻȁȃȧḁạảấầẩẫậắằẳẵặⓐａæǣǽbḃḅḇⓑｂƀɓƃcçćĉċčḉⅽⓒｃƈdďḋḍḏḑḓⅾⓓｄdždzđɖɗƌðeèéêëēĕėęěȅȇȩḕḗḙḛḝẹẻẽếềểễệⓔｅǝəɛfḟⓕｆƒgĝğġģǧǵḡⓖｇǥɠɣƣhĥȟḣḥḧḩḫⓗｈƕħiìíîïĩīĭįǐȉȋḭḯỉịⅰⓘｉⅱⅲijⅳⅸɨɩjĵⓙｊkķǩḱḳḵⓚｋƙlĺļľḷḹḻḽⅼⓛｌŀljłƚmḿṁṃⅿⓜｍnñńņňǹṅṇṉṋⓝｎnjɲƞŋoòóôõöōŏőơǒǫǭȍȏȫȭȯȱṍṏṑṓọỏốồổỗộớờởỡợⓞｏœøǿɔɵȣpṕṗⓟｐƥqⓠｑrŕŗřȑȓṙṛṝṟⓡｒʀsśŝşšșṡṣṥṧṩⓢｓʃtţťțṫṭṯṱⓣｔŧƭʈuùúûüũūŭůűųưǔǖǘǚǜȕȗṳṵṷṹṻụủứừửữựⓤｕʉɯʊvṽṿⅴⓥｖⅵⅶⅷʋʌwŵẁẃẅẇẉⓦｗxẋẍⅹⓧｘⅺⅻyýÿŷȳẏỳỵỷỹⓨｙƴzźżžẑẓẕⓩｚƶȥǯʒƹȝþƿƨƽƅάαἀἁἂἃἄἅἆἇὰάᾀᾁᾂᾃᾄᾅᾆᾇᾰᾱᾳβγδέεἐἑἒἓἔἕὲέϝϛζήηἠἡἢἣἤἥἦἧὴήᾐᾑᾒᾓᾔᾕᾖᾗῃθϊἰἱἲἳἴἵἶἷὶίῐῑκϗλμνξοόὀὁὂὃὄὅὸόπϟϙρῥσϲτυϋύὑὓὕὗὺύῠῡφχψωώὠὡὢὣὤὥὦὧὼώᾠᾡᾢᾣᾤᾥᾦᾧῳϡϸϻϣϥϧϩϫϭϯаӑӓәӛӕбвгґғҕдԁђԃѓҙеѐёӗєжӂӝҗзԅӟѕӡԇиѝӣҋӥіїйјкқӄҡҟҝлӆљԉмӎнӊңӈҥњԋоӧөӫпҧҁрҏсԍҫтԏҭћќуӯўӱӳүұѹфхҳһѡѿѽѻцҵчӵҷӌҹҽҿџшщъыӹьҍѣэӭюяѥѧѫѩѭѯѱѳѵѷҩաբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆȼɂɇɉɋɍɏͱͳͷͻͼͽӏӷӻӽӿԑԓԕԗԙԛԝԟԡԣԥᵹᵽỻỽỿⅎↄⰰⰱⰲⰳⰴⰵⰶⰷⰸⰹⰺⰻⰼⰽⰾⰿⱀⱁⱂⱃⱄⱅⱆⱇⱈⱉⱊⱋⱌⱍⱎⱏⱐⱑⱒⱓⱔⱕⱖⱗⱘⱙⱚⱛⱜⱝⱞⱡⱨⱪⱬⱳⱶⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣⳬⳮⴀⴁⴂⴃⴄⴅⴆⴇⴈⴉⴊⴋⴌⴍⴎⴏⴐⴑⴒⴓⴔⴕⴖⴗⴘⴙⴚⴛⴜⴝⴞⴟⴠⴡⴢⴣⴤⴥꙁꙃꙅꙇꙉꙋꙍꙏꙑꙓꙕꙗꙙꙛꙝꙟꙣꙥꙧꙩꙫꙭꚁꚃꚅꚇꚉꚋꚍꚏꚑꚓꚕꚗꜣꜥꜧꜩꜫꜭꜯꜳꜵꜷꜹꜻꜽꜿꝁꝃꝅꝇꝉꝋꝍꝏꝑꝓꝕꝗꝙꝛꝝꝟꝡꝣꝥꝧꝩꝫꝭꝯꝺꝼꝿꞁꞃꞅꞇꞌ';
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const ALPHABET_UPPER = 'AÀÁÂÃÄÅĀĂĄǍǞǠǺȀȂȦḀẠẢẤẦẨẪẬẮẰẲẴẶⒶＡÆǢǼBḂḄḆⒷＢɃƁƂCÇĆĈĊČḈⅭⒸＣƇDĎḊḌḎḐḒⅮⒹＤDŽDZĐƉƊƋÐEÈÉÊËĒĔĖĘĚȄȆȨḔḖḘḚḜẸẺẼẾỀỂỄỆⒺＥƎƏƐFḞⒻＦƑGĜĞĠĢǦǴḠⒼＧǤƓƔƢHĤȞḢḤḦḨḪⒽＨǶĦIÌÍÎÏĨĪĬĮǏȈȊḬḮỈỊⅠⒾＩⅡⅢIJⅣⅨƗƖJĴⒿＪKĶǨḰḲḴⓀＫƘLĹĻĽḶḸḺḼⅬⓁＬĿLJŁȽMḾṀṂⅯⓂＭNÑŃŅŇǸṄṆṈṊⓃＮNJƝȠŊOÒÓÔÕÖŌŎŐƠǑǪǬȌȎȪȬȮȰṌṎṐṒỌỎỐỒỔỖỘỚỜỞỠỢⓄＯŒØǾƆƟȢPṔṖⓅＰƤQⓆＱRŔŖŘȐȒṘṚṜṞⓇＲƦSŚŜŞŠȘṠṢṤṦṨⓈＳƩTŢŤȚṪṬṮṰⓉＴŦƬƮUÙÚÛÜŨŪŬŮŰŲƯǓǕǗǙǛȔȖṲṴṶṸṺỤỦỨỪỬỮỰⓊＵɄƜƱVṼṾⅤⓋＶⅥⅦⅧƲɅWŴẀẂẄẆẈⓌＷXẊẌⅩⓍＸⅪⅫYÝŸŶȲẎỲỴỶỸⓎＹƳZŹŻŽẐẒẔⓏＺƵȤǮƷƸȜÞǷƧƼƄΆΑἈἉἊἋἌἍἎἏᾺΆᾈᾉᾊᾋᾌᾍᾎᾏᾸᾹᾼΒΓΔΈΕἘἙἚἛἜἝῈΈϜϚΖΉΗἨἩἪἫἬἭἮἯῊΉᾘᾙᾚᾛᾜᾝᾞᾟῌΘΪἸἹἺἻἼἽἾἿῚΊῘῙΚϏΛΜΝΞΟΌὈὉὊὋὌὍῸΌΠϞϘΡῬΣϹΤΥΫΎὙὛὝὟῪΎῨῩΦΧΨΩΏὨὩὪὫὬὭὮὯῺΏᾨᾩᾪᾫᾬᾭᾮᾯῼϠϷϺϢϤϦϨϪϬϮАӐӒӘӚӔБВГҐҒҔДԀЂԂЃҘЕЀЁӖЄЖӁӜҖЗԄӞЅӠԆИЍӢҊӤІЇЙЈКҚӃҠҞҜЛӅЉԈМӍНӉҢӇҤЊԊОӦӨӪПҦҀРҎСԌҪТԎҬЋЌУӮЎӰӲҮҰѸФХҲҺѠѾѼѺЦҴЧӴҶӋҸҼҾЏШЩЪЫӸЬҌѢЭӬЮЯѤѦѪѨѬѮѰѲѴѶҨԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖȻɁɆɈɊɌɎͰͲͶϽϾϿӀӶӺӼӾԐԒԔԖԘԚԜԞԠԢԤꝽⱣỺỼỾℲↃⰀⰁⰂⰃⰄⰅⰆⰇⰈⰉⰊⰋⰌⰍⰎⰏⰐⰑⰒⰓⰔⰕⰖⰗⰘⰙⰚⰛⰜⰝⰞⰟⰠⰡⰢⰣⰤⰥⰦⰧⰨⰩⰪⰫⰬⰭⰮⱠⱧⱩⱫⱲⱵⲀⲂⲄⲆⲈⲊⲌⲎⲐⲒⲔⲖⲘⲚⲜⲞⲠⲢⲤⲦⲨⲪⲬⲮⲰⲲⲴⲶⲸⲺⲼⲾⳀⳂⳄⳆⳈⳊⳌⳎⳐⳒⳔⳖⳘⳚⳜⳞⳠⳢⳫⳭႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅꙀꙂꙄꙆꙈꙊꙌꙎꙐꙒꙔꙖꙘꙚꙜꙞꙢꙤꙦꙨꙪꙬꚀꚂꚄꚆꚈꚊꚌꚎꚐꚒꚔꚖꜢꜤꜦꜨꜪꜬꜮꜲꜴꜶꜸꜺꜼꜾꝀꝂꝄꝆꝈꝊꝌꝎꝐꝒꝔꝖꝘꝚꝜꝞꝠꝢꝤꝦꝨꝪꝬꝮꝹꝻꝾꞀꞂꞄꞆꞋ';
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/** @var string Alphabet, in lower case, for the current locale. */
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private static $alphabet_lower = 'abcdefghijklmnopqrstuvwxyz';
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/** @var string Alphabet, in upper case, for the current locale. */
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private static $alphabet_upper = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
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/** @var int[][] Character ranges used by each script. */
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private static $scripts = array(
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array('Latn', 0x0041, 0x005A), // a-z
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array('Latn', 0x0061, 0x007A), // A-Z
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array('Latn', 0x0100, 0x02AF),
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array('Grek', 0x0370, 0x03FF),
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array('Cyrl', 0x0400, 0x052F),
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array('Hebr', 0x0590, 0x05FF),
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array('Arab', 0x0600, 0x06FF),
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array('Arab', 0x0750, 0x077F),
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array('Arab', 0x08A0, 0x08FF),
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array('Deva', 0x0900, 0x097F),
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array('Taml', 0x0B80, 0x0BFF),
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array('Sinh', 0x0D80, 0x0DFF),
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array('Thai', 0x0E00, 0x0E7F),
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array('Geor', 0x10A0, 0x10FF),
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array('Grek', 0x1F00, 0x1FFF),
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array('Deva', 0xA8E0, 0xA8FF),
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array('Hans', 0x3000, 0x303F), // Mixed CJK, not just Hans
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array('Hans', 0x3400, 0xFAFF), // Mixed CJK, not just Hans
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array('Hans', 0x20000, 0x2FA1F), // Mixed CJK, not just Hans
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);
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/** @var string[] Characters that are displayed in mirror form in RTL text. */
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private static $mirror_characters = array(
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'(' => ')',
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')' => '(',
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'[' => ']',
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']' => '[',
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'{' => '}',
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'}' => '{',
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'<' => '>',
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'>' => '<',
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'‹' => '›',
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'›' => '‹',
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'«' => '»',
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'»' => '«',
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'﴾' => '﴿',
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'﴿' => '﴾',
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'“' => '”',
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'”' => '“',
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'‘' => '’',
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'’' => '‘',
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);
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/** @var string Punctuation used to separate list items, typically a comma */
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public static $list_separator;
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/**
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* The prefered locales for this site, or a default list if no preference.
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*
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* @return LocaleInterface[]
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*/
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public static function activeLocales() {
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$code_list = Site::getPreference('LANGUAGES');
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if ($code_list) {
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$codes = explode(',', $code_list);
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} else {
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$codes = array(
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'ar', 'bg', 'bs', 'ca', 'cs', 'da', 'de', 'el', 'en-GB', 'en-US', 'es',
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'et', 'fi', 'fr', 'he', 'hr', 'hu', 'is', 'it', 'ka', 'lt', 'mr', 'nb',
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'nl', 'nn', 'pl', 'pt', 'ru', 'sk', 'sv', 'tr', 'uk', 'vi', 'zh-Hans',
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);
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}
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$locales = array();
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foreach ($codes as $code) {
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if (file_exists(WT_ROOT . 'language/' . $code . '.mo')) {
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try {
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$locales[] = Locale::create($code);
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} catch (\Exception $ex) {
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// No such locale exists?
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}
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}
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}
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usort($locales, '\Fisharebest\Localization\Locale::compare');
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return $locales;
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}
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/**
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* Which MySQL collation should be used for this locale?
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*
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* @return string
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*/
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public static function collation() {
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$collation = self::$locale->collation();
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switch ($collation) {
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case 'croatian_ci':
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case 'german2_ci':
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case 'vietnamese_ci':
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// Only available in MySQL 5.6
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return 'utf8_unicode_ci';
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default:
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return 'utf8_' . $collation;
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}
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}
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/**
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* What format is used to display dates in the current locale?
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*
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* @return string
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*/
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public static function dateFormat() {
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return /* I18N: This is the format string for full dates. See http://php.net/date for codes */ self::$translator->translate('%j %F %Y');
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}
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/**
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* Generate consistent I18N for datatables.js
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*
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* @param array|null $lengths An optional array of page lengths
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*
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* @return string
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*/
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public static function datatablesI18N(array $lengths = null) {
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if ($lengths === null) {
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$lengths = array(10, 20, 30, 50, 100, -1);
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}
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$length_menu = '';
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foreach ($lengths as $length) {
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$length_menu .=
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'<option value="' . $length . '">' .
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($length === -1 ? /* I18N: listbox option, e.g. “10,25,50,100,all” */ self::translate('All') : self::number($length)) .
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'</option>';
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}
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$length_menu = '<select>' . $length_menu . '</select>';
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$length_menu = /* I18N: Display %s [records per page], %s is a placeholder for listbox containing numeric options */ self::translate('Display %s', $length_menu);
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$digits = self::$locale->digits('0123456789');
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if ($digits === '0123456789') {
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$callback = '';
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} else {
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$callback = ',
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"infoCallback": function(oSettings, iStart, iEnd, iMax, iTotal, sPre) {
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return sPre
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.replace(/0/g, "' . mb_substr($digits, 0, 1) . '")
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.replace(/1/g, "' . mb_substr($digits, 1, 1) . '")
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.replace(/2/g, "' . mb_substr($digits, 2, 1) . '")
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.replace(/3/g, "' . mb_substr($digits, 3, 1) . '")
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.replace(/4/g, "' . mb_substr($digits, 4, 1) . '")
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.replace(/5/g, "' . mb_substr($digits, 5, 1) . '")
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.replace(/6/g, "' . mb_substr($digits, 6, 1) . '")
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.replace(/7/g, "' . mb_substr($digits, 7, 1) . '")
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.replace(/8/g, "' . mb_substr($digits, 8, 1) . '")
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.replace(/9/g, "' . mb_substr($digits, 9, 1) . '");
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},
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"formatNumber": function(iIn) {
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return String(iIn)
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.replace(/0/g, "' . mb_substr($digits, 0, 1) . '")
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.replace(/1/g, "' . mb_substr($digits, 1, 1) . '")
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.replace(/2/g, "' . mb_substr($digits, 2, 1) . '")
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.replace(/3/g, "' . mb_substr($digits, 3, 1) . '")
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.replace(/4/g, "' . mb_substr($digits, 4, 1) . '")
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.replace(/5/g, "' . mb_substr($digits, 5, 1) . '")
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.replace(/6/g, "' . mb_substr($digits, 6, 1) . '")
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.replace(/7/g, "' . mb_substr($digits, 7, 1) . '")
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.replace(/8/g, "' . mb_substr($digits, 8, 1) . '")
|
||
.replace(/9/g, "' . mb_substr($digits, 9, 1) . '");
|
||
}
|
||
';
|
||
}
|
||
|
||
return
|
||
'"language": {' .
|
||
' "paginate": {' .
|
||
' "first": "' . /* I18N: A button label, first page */ self::translate('first') . '",' .
|
||
' "last": "' . /* I18N: A button label, last page */ self::translate('last') . '",' .
|
||
' "next": "' . /* I18N: A button label, next page */ self::translate('next') . '",' .
|
||
' "previous": "' . /* I18N: A button label, previous page */ self::translate('previous') . '"' .
|
||
' },' .
|
||
' "emptyTable": "' . self::translate('No records to display') . '",' .
|
||
' "info": "' . /* I18N: %s are placeholders for numbers */ self::translate('Showing %1$s to %2$s of %3$s', '_START_', '_END_', '_TOTAL_') . '",' .
|
||
' "infoEmpty": "' . self::translate('Showing %1$s to %2$s of %3$s', 0, 0, 0) . '",' .
|
||
' "infoFiltered": "' . /* I18N: %s is a placeholder for a number */ self::translate('(filtered from %s total entries)', '_MAX_') . '",' .
|
||
' "infoPostfix": "",' .
|
||
' "lengthMenu": "' . Filter::escapeJs($length_menu) . '",' .
|
||
' "loadingRecords": "' . self::translate('Loading…') . '",' .
|
||
' "processing": "' . self::translate('Loading…') . '",' .
|
||
' "search": "' . self::translate('Filter') . '",' .
|
||
' "url": "",' .
|
||
' "zeroRecords": "' . self::translate('No records to display') . '"' .
|
||
'}' .
|
||
$callback;
|
||
}
|
||
|
||
/**
|
||
* Convert the digits 0-9 into the local script
|
||
*
|
||
* Used for years, etc., where we do not want thousands-separators, decimals, etc.
|
||
*
|
||
* @param int $n
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function digits($n) {
|
||
return self::$locale->digits($n);
|
||
}
|
||
|
||
/**
|
||
* What is the direction of the current locale
|
||
*
|
||
* @return string "ltr" or "rtl"
|
||
*/
|
||
public static function direction() {
|
||
return self::$locale->direction();
|
||
}
|
||
|
||
/**
|
||
* What is the first day of the week.
|
||
*
|
||
* @return int Sunday=0, Monday=1, etc.
|
||
*/
|
||
public static function firstDay() {
|
||
return self::$locale->territory()->firstDay();
|
||
}
|
||
|
||
/**
|
||
* Convert a GEDCOM age string into translated_text
|
||
*
|
||
* NB: The import function will have normalised this, so we don't need
|
||
* to worry about badly formatted strings
|
||
* NOTE: this function is not yet complete - eventually it will replace FunctionsDate::get_age_at_event()
|
||
*
|
||
* @param $string
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function gedcomAge($string) {
|
||
switch ($string) {
|
||
case 'STILLBORN':
|
||
// I18N: Description of an individual’s age at an event. For example, Died 14 Jan 1900 (stillborn)
|
||
return self::translate('(stillborn)');
|
||
case 'INFANT':
|
||
// I18N: Description of an individual’s age at an event. For example, Died 14 Jan 1900 (in infancy)
|
||
return self::translate('(in infancy)');
|
||
case 'CHILD':
|
||
// I18N: Description of an individual’s age at an event. For example, Died 14 Jan 1900 (in childhood)
|
||
return self::translate('(in childhood)');
|
||
}
|
||
$age = array();
|
||
if (preg_match('/(\d+)y/', $string, $match)) {
|
||
// I18N: Part of an age string. e.g. 5 years, 4 months and 3 days
|
||
$years = $match[1];
|
||
$age[] = self::plural('%s year', '%s years', $years, self::number($years));
|
||
} else {
|
||
$years = -1;
|
||
}
|
||
if (preg_match('/(\d+)m/', $string, $match)) {
|
||
// I18N: Part of an age string. e.g. 5 years, 4 months and 3 days
|
||
$age[] = self::plural('%s month', '%s months', $match[1], self::number($match[1]));
|
||
}
|
||
if (preg_match('/(\d+)w/', $string, $match)) {
|
||
// I18N: Part of an age string. e.g. 7 weeks and 3 days
|
||
$age[] = self::plural('%s week', '%s weeks', $match[1], self::number($match[1]));
|
||
}
|
||
if (preg_match('/(\d+)d/', $string, $match)) {
|
||
// I18N: Part of an age string. e.g. 5 years, 4 months and 3 days
|
||
$age[] = self::plural('%s day', '%s days', $match[1], self::number($match[1]));
|
||
}
|
||
// If an age is just a number of years, only show the number
|
||
if (count($age) === 1 && $years >= 0) {
|
||
$age = $years;
|
||
}
|
||
if ($age) {
|
||
if (!substr_compare($string, '<', 0, 1)) {
|
||
// I18N: Description of an individual’s age at an event. For example, Died 14 Jan 1900 (aged less than 21 years)
|
||
return self::translate('(aged less than %s)', $age);
|
||
} elseif (!substr_compare($string, '>', 0, 1)) {
|
||
// I18N: Description of an individual’s age at an event. For example, Died 14 Jan 1900 (aged more than 21 years)
|
||
return self::translate('(aged more than %s)', $age);
|
||
} else {
|
||
// I18N: Description of an individual’s age at an event. For example, Died 14 Jan 1900 (aged 43 years)
|
||
return self::translate('(aged %s)', $age);
|
||
}
|
||
} else {
|
||
// Not a valid string?
|
||
return self::translate('(aged %s)', $string);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Generate i18n markup for the <html> tag, e.g. lang="ar" dir="rtl"
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function htmlAttributes() {
|
||
return self::$locale->htmlAttributes();
|
||
}
|
||
|
||
/**
|
||
* Initialise the translation adapter with a locale setting.
|
||
*
|
||
* @param string|null $code Use this locale/language code, or choose one automatically
|
||
*
|
||
* @return string $string
|
||
*/
|
||
public static function init($code = null) {
|
||
global $WT_TREE;
|
||
|
||
mb_internal_encoding('UTF-8');
|
||
|
||
if ($code !== null) {
|
||
// Create the specified locale
|
||
self::$locale = Locale::create($code);
|
||
} else {
|
||
// Negotiate a locale, but if we can't then use a failsafe
|
||
self::$locale = new LocaleEnUs;
|
||
if (Session::has('locale')) {
|
||
// Previously used
|
||
self::$locale = Locale::create(Session::get('locale'));
|
||
} else {
|
||
// Browser negotiation
|
||
$default_locale = new LocaleEnUs;
|
||
try {
|
||
if ($WT_TREE) {
|
||
$default_locale = Locale::create($WT_TREE->getPreference('LANGUAGE'));
|
||
}
|
||
} catch (\Exception $ex) {
|
||
}
|
||
self::$locale = Locale::httpAcceptLanguage($_SERVER, self::installedLocales(), $default_locale);
|
||
}
|
||
}
|
||
|
||
$cache_dir = WT_DATA_DIR . 'cache/';
|
||
$cache_file = $cache_dir . 'language-' . self::$locale->languageTag() . '-cache.php';
|
||
if (file_exists($cache_file)) {
|
||
$filemtime = filemtime($cache_file);
|
||
} else {
|
||
$filemtime = 0;
|
||
}
|
||
|
||
// Load the translation file(s)
|
||
// Note that glob() returns false instead of an empty array when open_basedir_restriction
|
||
// is in force and no files are found. See PHP bug #47358.
|
||
if (defined('GLOB_BRACE')) {
|
||
$translation_files = array_merge(
|
||
array(WT_ROOT . 'language/' . self::$locale->languageTag() . '.mo'),
|
||
glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.{csv,php,mo}', GLOB_BRACE) ?: array(),
|
||
glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.{csv,php,mo}', GLOB_BRACE) ?: array()
|
||
);
|
||
} else {
|
||
// Some servers do not have GLOB_BRACE - see http://php.net/manual/en/function.glob.php
|
||
$translation_files = array_merge(
|
||
array(WT_ROOT . 'language/' . self::$locale->languageTag() . '.mo'),
|
||
glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.csv') ?: array(),
|
||
glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.php') ?: array(),
|
||
glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.mo') ?: array(),
|
||
glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.csv') ?: array(),
|
||
glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.php') ?: array(),
|
||
glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.mo') ?: array()
|
||
);
|
||
}
|
||
// Rebuild files after one hour
|
||
$rebuild_cache = time() > $filemtime + 3600;
|
||
// Rebuild files if any translation file has been updated
|
||
foreach ($translation_files as $translation_file) {
|
||
if (filemtime($translation_file) > $filemtime) {
|
||
$rebuild_cache = true;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if ($rebuild_cache) {
|
||
$translations = array();
|
||
foreach ($translation_files as $translation_file) {
|
||
$translation = new Translation($translation_file);
|
||
$translations = array_merge($translations, $translation->asArray());
|
||
}
|
||
try {
|
||
File::mkdir($cache_dir);
|
||
file_put_contents($cache_file, '<?php return ' . var_export($translations, true) . ';');
|
||
} catch (Exception $ex) {
|
||
// During setup, we may not have been able to create it.
|
||
}
|
||
} else {
|
||
$translations = include $cache_file;
|
||
}
|
||
|
||
// Create a translator
|
||
self::$translator = new Translator($translations, self::$locale->pluralRule());
|
||
|
||
// Alphabetic sorting sequence (upper-case letters), used by webtrees to sort strings
|
||
list(, self::$alphabet_upper) = explode('=', self::$translator->translate('ALPHABET_upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ'));
|
||
// Alphabetic sorting sequence (lower-case letters), used by webtrees to sort strings
|
||
list(, self::$alphabet_lower) = explode('=', self::$translator->translate('ALPHABET_lower=abcdefghijklmnopqrstuvwxyz'));
|
||
|
||
self::$list_separator = /* I18N: This punctuation is used to separate lists of items */ self::translate(', ');
|
||
|
||
return self::$locale->languageTag();
|
||
}
|
||
|
||
/**
|
||
* All locales for which a translation file exists.
|
||
*
|
||
* @return LocaleInterface[]
|
||
*/
|
||
public static function installedLocales() {
|
||
$locales = array();
|
||
foreach (glob(WT_ROOT . 'language/*.mo') as $file) {
|
||
try {
|
||
$locales[] = Locale::create(basename($file, '.mo'));
|
||
} catch (\Exception $ex) {
|
||
// Not a recognised locale
|
||
}
|
||
}
|
||
usort($locales, '\Fisharebest\Localization\Locale::compare');
|
||
|
||
return $locales;
|
||
}
|
||
|
||
/**
|
||
* Return the endonym for a given language - as per http://cldr.unicode.org/
|
||
*
|
||
* @param string $locale
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function languageName($locale) {
|
||
return Locale::create($locale)->endonym();
|
||
}
|
||
|
||
/**
|
||
* Return the script used by a given language
|
||
*
|
||
* @param string $locale
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function languageScript($locale) {
|
||
return Locale::create($locale)->script()->code();
|
||
}
|
||
|
||
/**
|
||
* Translate a number into the local representation.
|
||
*
|
||
* e.g. 12345.67 becomes
|
||
* en: 12,345.67
|
||
* fr: 12 345,67
|
||
* de: 12.345,67
|
||
*
|
||
* @param float $n
|
||
* @param int $precision
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function number($n, $precision = 0) {
|
||
return self::$locale->number(round($n, $precision));
|
||
}
|
||
|
||
/**
|
||
* Translate a fraction into a percentage.
|
||
*
|
||
* e.g. 0.123 becomes
|
||
* en: 12.3%
|
||
* fr: 12,3 %
|
||
* de: 12,3%
|
||
*
|
||
* @param float $n
|
||
* @param int $precision
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function percentage($n, $precision = 0) {
|
||
return self::$locale->percent(round($n, $precision + 2));
|
||
}
|
||
|
||
/**
|
||
* Translate a plural string
|
||
*
|
||
* echo self::plural('There is an error', 'There are errors', $num_errors);
|
||
* echo self::plural('There is one error', 'There are %s errors', $num_errors);
|
||
* echo self::plural('There is %1$s %2$s cat', 'There are %1$s %2$s cats', $num, $num, $colour);
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function plural(/* var_args */) {
|
||
$args = func_get_args();
|
||
$args[0] = self::$translator->translatePlural($args[0], $args[1], (int) $args[2]);
|
||
unset($args[1], $args[2]);
|
||
|
||
return self::substitutePlaceholders($args);
|
||
}
|
||
|
||
/**
|
||
* UTF8 version of PHP::strrev()
|
||
*
|
||
* Reverse RTL text for third-party libraries such as GD2 and googlechart.
|
||
*
|
||
* These do not support UTF8 text direction, so we must mimic it for them.
|
||
*
|
||
* Numbers are always rendered LTR, even in RTL text.
|
||
* The visual direction of characters such as parentheses should be reversed.
|
||
*
|
||
* @param string $text Text to be reversed
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function reverseText($text) {
|
||
// Remove HTML markup - we can't display it and it is LTR.
|
||
$text = Filter::unescapeHtml($text);
|
||
|
||
// LTR text doesn't need reversing
|
||
if (self::scriptDirection(self::textScript($text)) === 'ltr') {
|
||
return $text;
|
||
}
|
||
|
||
// Mirrored characters
|
||
$text = strtr($text, self::$mirror_characters);
|
||
|
||
$reversed = '';
|
||
$digits = '';
|
||
while ($text != '') {
|
||
$letter = mb_substr($text, 0, 1);
|
||
$text = mb_substr($text, 1);
|
||
if (strpos(self::DIGITS, $letter) !== false) {
|
||
$digits .= $letter;
|
||
} else {
|
||
$reversed = $letter . $digits . $reversed;
|
||
$digits = '';
|
||
}
|
||
}
|
||
|
||
return $digits . $reversed;
|
||
}
|
||
|
||
/**
|
||
* Return the direction (ltr or rtl) for a given script
|
||
*
|
||
* The PHP/intl library does not provde this information, so we need
|
||
* our own lookup table.
|
||
*
|
||
* @param string $script
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function scriptDirection($script) {
|
||
switch ($script) {
|
||
case 'Arab':
|
||
case 'Hebr':
|
||
case 'Mong':
|
||
case 'Thaa':
|
||
return 'rtl';
|
||
default:
|
||
return 'ltr';
|
||
}
|
||
}
|
||
|
||
/**
|
||
* UTF8 version of PHP::strcasecmp()
|
||
*
|
||
* Perform a case-insensitive comparison of two strings, using rules from the current locale
|
||
*
|
||
* @param string $string1
|
||
* @param string $string2
|
||
*
|
||
* @return int
|
||
*/
|
||
public static function strcasecmp($string1, $string2) {
|
||
$strpos1 = 0;
|
||
$strpos2 = 0;
|
||
$strlen1 = strlen($string1);
|
||
$strlen2 = strlen($string2);
|
||
while ($strpos1 < $strlen1 && $strpos2 < $strlen2) {
|
||
$byte1 = ord($string1[$strpos1]);
|
||
$byte2 = ord($string2[$strpos2]);
|
||
if (($byte1 & 0xE0) === 0xC0) {
|
||
$chr1 = $string1[$strpos1++] . $string1[$strpos1++];
|
||
} elseif (($byte1 & 0xF0) === 0xE0) {
|
||
$chr1 = $string1[$strpos1++] . $string1[$strpos1++] . $string1[$strpos1++];
|
||
} else {
|
||
$chr1 = $string1[$strpos1++];
|
||
}
|
||
if (($byte2 & 0xE0) === 0xC0) {
|
||
$chr2 = $string2[$strpos2++] . $string2[$strpos2++];
|
||
} elseif (($byte2 & 0xF0) === 0xE0) {
|
||
$chr2 = $string2[$strpos2++] . $string2[$strpos2++] . $string2[$strpos2++];
|
||
} else {
|
||
$chr2 = $string2[$strpos2++];
|
||
}
|
||
if ($chr1 === $chr2) {
|
||
continue;
|
||
}
|
||
// Try the local alphabet first
|
||
$offset1 = strpos(self::$alphabet_lower, $chr1);
|
||
if ($offset1 === false) {
|
||
$offset1 = strpos(self::$alphabet_upper, $chr1);
|
||
}
|
||
$offset2 = strpos(self::$alphabet_lower, $chr2);
|
||
if ($offset2 === false) {
|
||
$offset2 = strpos(self::$alphabet_upper, $chr2);
|
||
}
|
||
if ($offset1 !== false && $offset2 !== false) {
|
||
if ($offset1 === $offset2) {
|
||
continue;
|
||
} else {
|
||
return $offset1 - $offset2;
|
||
}
|
||
}
|
||
// Try the global alphabet next
|
||
$offset1 = strpos(self::ALPHABET_LOWER, $chr1);
|
||
if ($offset1 === false) {
|
||
$offset1 = strpos(self::ALPHABET_UPPER, $chr1);
|
||
}
|
||
$offset2 = strpos(self::ALPHABET_LOWER, $chr2);
|
||
if ($offset2 === false) {
|
||
$offset2 = strpos(self::ALPHABET_UPPER, $chr2);
|
||
}
|
||
if ($offset1 !== false && $offset2 !== false) {
|
||
if ($offset1 === $offset2) {
|
||
continue;
|
||
} else {
|
||
return $offset1 - $offset2;
|
||
}
|
||
}
|
||
// Just compare by unicode order
|
||
return strcmp($chr1, $chr2);
|
||
}
|
||
// Shortest string comes first.
|
||
return ($strlen1 - $strpos1) - ($strlen2 - $strpos2);
|
||
}
|
||
|
||
/**
|
||
* UTF8 version of PHP::strtolower()
|
||
*
|
||
* Convert a string to lower case, using the rules from the current locale
|
||
*
|
||
* @param string $string
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function strtolower($string) {
|
||
if (self::$locale->language()->code() === 'tr' || self::$locale->language()->code() === 'az') {
|
||
$string = strtr($string, array('I' => 'ı', 'İ' => 'i'));
|
||
}
|
||
|
||
return mb_strtolower($string);
|
||
}
|
||
|
||
/**
|
||
* UTF8 version of PHP::strtoupper()
|
||
*
|
||
* Convert a string to upper case, using the rules from the current locale
|
||
*
|
||
* @param string $string
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function strtoupper($string) {
|
||
if (self::$locale->language()->code() === 'tr' || self::$locale->language()->code() === 'az') {
|
||
$string = strtr($string, array('ı' => 'I', 'i' => 'İ'));
|
||
}
|
||
|
||
return mb_strtoupper($string);
|
||
}
|
||
|
||
/**
|
||
* Substitute any "%s" placeholders in a translated string.
|
||
* This also allows us to have translated strings that contain
|
||
* "%" characters, which can't be passed to sprintf.
|
||
*
|
||
* @param string[] $args translated string plus optional parameters
|
||
*
|
||
* @return string
|
||
*/
|
||
private static function substitutePlaceholders(array $args) {
|
||
if (count($args) > 1) {
|
||
return call_user_func_array('sprintf', $args);
|
||
} else {
|
||
return $args[0];
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Identify the script used for a piece of text
|
||
*
|
||
* @param $string
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function textScript($string) {
|
||
$string = strip_tags($string); // otherwise HTML tags show up as latin
|
||
$string = html_entity_decode($string, ENT_QUOTES, 'UTF-8'); // otherwise HTML entities show up as latin
|
||
$string = str_replace(array('@N.N.', '@P.N.'), '', $string); // otherwise unknown names show up as latin
|
||
$pos = 0;
|
||
$strlen = strlen($string);
|
||
while ($pos < $strlen) {
|
||
// get the Unicode Code Point for the character at position $pos
|
||
$byte1 = ord($string[$pos]);
|
||
if ($byte1 < 0x80) {
|
||
$code_point = $byte1;
|
||
$chrlen = 1;
|
||
} elseif ($byte1 < 0xC0) {
|
||
// Invalid continuation character
|
||
return 'Latn';
|
||
} elseif ($byte1 < 0xE0) {
|
||
$code_point = (($byte1 & 0x1F) << 6) + (ord($string[$pos + 1]) & 0x3F);
|
||
$chrlen = 2;
|
||
} elseif ($byte1 < 0xF0) {
|
||
$code_point = (($byte1 & 0x0F) << 12) + ((ord($string[$pos + 1]) & 0x3F) << 6) + (ord($string[$pos + 2]) & 0x3F);
|
||
$chrlen = 3;
|
||
} elseif ($byte1 < 0xF8) {
|
||
$code_point = (($byte1 & 0x07) << 24) + ((ord($string[$pos + 1]) & 0x3F) << 12) + ((ord($string[$pos + 2]) & 0x3F) << 6) + (ord($string[$pos + 3]) & 0x3F);
|
||
$chrlen = 3;
|
||
} else {
|
||
// Invalid UTF
|
||
return 'Latn';
|
||
}
|
||
|
||
foreach (self::$scripts as $range) {
|
||
if ($code_point >= $range[1] && $code_point <= $range[2]) {
|
||
return $range[0];
|
||
}
|
||
}
|
||
// Not a recognised script. Maybe punctuation, spacing, etc. Keep looking.
|
||
$pos += $chrlen;
|
||
}
|
||
|
||
return 'Latn';
|
||
}
|
||
|
||
/**
|
||
* Convert a number of seconds into a relative time. For example, 630 => "10 hours, 30 minutes ago"
|
||
*
|
||
* @param int $seconds
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function timeAgo($seconds) {
|
||
$minute = 60;
|
||
$hour = 60 * $minute;
|
||
$day = 24 * $hour;
|
||
$month = 30 * $day;
|
||
$year = 365 * $day;
|
||
|
||
if ($seconds > $year) {
|
||
$years = (int) ($seconds / $year);
|
||
|
||
return self::plural('%s year ago', '%s years ago', $years, self::number($years));
|
||
} elseif ($seconds > $month) {
|
||
$months = (int) ($seconds / $month);
|
||
|
||
return self::plural('%s month ago', '%s months ago', $months, self::number($months));
|
||
} elseif ($seconds > $day) {
|
||
$days = (int) ($seconds / $day);
|
||
|
||
return self::plural('%s day ago', '%s days ago', $days, self::number($days));
|
||
} elseif ($seconds > $hour) {
|
||
$hours = (int) ($seconds / $hour);
|
||
|
||
return self::plural('%s hour ago', '%s hours ago', $hours, self::number($hours));
|
||
} elseif ($seconds > $minute) {
|
||
$minutes = (int) ($seconds / $minute);
|
||
|
||
return self::plural('%s minute ago', '%s minutes ago', $minutes, self::number($minutes));
|
||
} else {
|
||
return self::plural('%s second ago', '%s seconds ago', $seconds, self::number($seconds));
|
||
}
|
||
}
|
||
|
||
/**
|
||
* What format is used to display dates in the current locale?
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function timeFormat() {
|
||
return /* I18N: This is the format string for the time-of-day. See http://php.net/date for codes */ self::$translator->translate('%H:%i:%s');
|
||
}
|
||
|
||
/**
|
||
* Translate a string, and then substitute placeholders
|
||
*
|
||
* echo I18N::translate('Hello World!');
|
||
* echo I18N::translate('The %s sat on the mat', 'cat');
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function translate(/* var_args */) {
|
||
$args = func_get_args();
|
||
$args[0] = self::$translator->translate($args[0]);
|
||
|
||
return self::substitutePlaceholders($args);
|
||
}
|
||
|
||
/**
|
||
* Context sensitive version of translate.
|
||
*
|
||
* echo I18N::translateContext('NOMINATIVE', 'January');
|
||
* echo I18N::translateContext('GENITIVE', 'January');
|
||
*
|
||
* @return string
|
||
*/
|
||
public static function translateContext(/* var_args */) {
|
||
$args = func_get_args();
|
||
$args[0] = self::$translator->translateContext($args[0], $args[1]);
|
||
unset($args[1]);
|
||
|
||
return self::substitutePlaceholders($args);
|
||
}
|
||
|
||
/**
|
||
* What is the last day of the weekend.
|
||
*
|
||
* @return int Sunday=0, Monday=1, etc.
|
||
*/
|
||
public static function weekendEnd() {
|
||
return self::$locale->territory()->weekendEnd();
|
||
}
|
||
|
||
/**
|
||
* What is the first day of the weekend.
|
||
*
|
||
* @return int Sunday=0, Monday=1, etc.
|
||
*/
|
||
public static function weekendStart() {
|
||
return self::$locale->territory()->weekendStart();
|
||
}
|
||
|
||
/**
|
||
* Which calendar prefered in this locale?
|
||
*
|
||
* @return CalendarInterface
|
||
*/
|
||
public static function defaultCalendar() {
|
||
switch (self::$locale->languageTag()) {
|
||
case 'ar':
|
||
return new ArabicCalendar;
|
||
case 'fa':
|
||
return new PersianCalendar;
|
||
case 'he':
|
||
case 'yi':
|
||
return new JewishCalendar;
|
||
default:
|
||
return new GregorianCalendar;
|
||
}
|
||
}
|
||
}
|