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# Locale::Script - ISO codes for script identification (ISO 15924) |
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# |
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# $Id: Script.pm,v 2.7 2004/06/10 21:19:34 neilb Exp $ |
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# |
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package Locale::Script; |
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use strict; |
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require 5.002; |
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require Exporter; |
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use Carp; |
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use Locale::Constants; |
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#----------------------------------------------------------------------- |
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# Public Global Variables |
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#----------------------------------------------------------------------- |
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use vars qw($VERSION @ISA @EXPORT @EXPORT_OK); |
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$VERSION = sprintf("%d.%02d", q$Revision: 2.7 $ =~ /(\d+)\.(\d+)/); |
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@ISA = qw(Exporter); |
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@EXPORT = qw(code2script script2code |
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all_script_codes all_script_names |
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script_code2code |
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LOCALE_CODE_ALPHA_2 LOCALE_CODE_ALPHA_3 LOCALE_CODE_NUMERIC); |
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#----------------------------------------------------------------------- |
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# Private Global Variables |
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#----------------------------------------------------------------------- |
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my $CODES = []; |
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my $COUNTRIES = []; |
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#======================================================================= |
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# |
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# code2script ( CODE [, CODESET ] ) |
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# |
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#======================================================================= |
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sub code2script |
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{ |
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my $code = shift; |
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my $codeset = @_ > 0 ? shift : LOCALE_CODE_DEFAULT; |
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return undef unless defined $code; |
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#------------------------------------------------------------------- |
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# Make sure the code is in the right form before we use it |
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# to look up the corresponding script. |
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# We have to sprintf because the codes are given as 3-digits, |
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# with leading 0's. Eg 070 for Egyptian demotic. |
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#------------------------------------------------------------------- |
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if ($codeset == LOCALE_CODE_NUMERIC) |
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{ |
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return undef if ($code =~ /\D/); |
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$code = sprintf("%.3d", $code); |
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} |
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else |
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{ |
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$code = lc($code); |
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} |
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if (exists $CODES->[$codeset]->{$code}) |
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{ |
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return $CODES->[$codeset]->{$code}; |
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} |
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else |
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{ |
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#--------------------------------------------------------------- |
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# no such script code! |
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#--------------------------------------------------------------- |
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return undef; |
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} |
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} |
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#======================================================================= |
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# |
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# script2code ( SCRIPT [, CODESET ] ) |
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# |
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#======================================================================= |
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sub script2code |
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{ |
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my $script = shift; |
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my $codeset = @_ > 0 ? shift : LOCALE_CODE_DEFAULT; |
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return undef unless defined $script; |
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$script = lc($script); |
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if (exists $COUNTRIES->[$codeset]->{$script}) |
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{ |
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return $COUNTRIES->[$codeset]->{$script}; |
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} |
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else |
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{ |
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#--------------------------------------------------------------- |
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# no such script! |
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#--------------------------------------------------------------- |
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return undef; |
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} |
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} |
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#======================================================================= |
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# |
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# script_code2code ( CODE, IN-CODESET, OUT-CODESET ) |
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# |
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#======================================================================= |
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sub script_code2code |
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{ |
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(@_ == 3) or croak "script_code2code() takes 3 arguments!"; |
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my $code = shift; |
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my $inset = shift; |
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my $outset = shift; |
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my $outcode; |
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my $script; |
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return undef if $inset == $outset; |
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$script = code2script($code, $inset); |
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return undef if not defined $script; |
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$outcode = script2code($script, $outset); |
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return $outcode; |
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} |
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#======================================================================= |
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# |
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# all_script_codes() |
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# |
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#======================================================================= |
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sub all_script_codes |
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{ |
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my $codeset = @_ > 0 ? shift : LOCALE_CODE_DEFAULT; |
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return keys %{ $CODES->[$codeset] }; |
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} |
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#======================================================================= |
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# |
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# all_script_names() |
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# |
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#======================================================================= |
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sub all_script_names |
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{ |
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my $codeset = @_ > 0 ? shift : LOCALE_CODE_DEFAULT; |
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return values %{ $CODES->[$codeset] }; |
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} |
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#======================================================================= |
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# |
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# initialisation code - stuff the DATA into the ALPHA2 hash |
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# |
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#======================================================================= |
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{ |
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my ($alpha2, $alpha3, $numeric); |
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my $script; |
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local $_; |
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while (<DATA>) |
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{ |
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next unless /\S/; |
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chop; |
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($alpha2, $alpha3, $numeric, $script) = split(/:/, $_, 4); |
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$CODES->[LOCALE_CODE_ALPHA_2]->{$alpha2} = $script; |
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$COUNTRIES->[LOCALE_CODE_ALPHA_2]->{"\L$script"} = $alpha2; |
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if ($alpha3) |
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{ |
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$CODES->[LOCALE_CODE_ALPHA_3]->{$alpha3} = $script; |
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$COUNTRIES->[LOCALE_CODE_ALPHA_3]->{"\L$script"} = $alpha3; |
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} |
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if ($numeric) |
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{ |
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$CODES->[LOCALE_CODE_NUMERIC]->{$numeric} = $script; |
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$COUNTRIES->[LOCALE_CODE_NUMERIC]->{"\L$script"} = $numeric; |
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} |
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} |
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close(DATA); |
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} |
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1; |
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__DATA__ |
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am:ama:130:Aramaic |
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ar:ara:160:Arabic |
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av:ave:151:Avestan |
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bh:bhm:300:Brahmi (Ashoka) |
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bi:bid:372:Buhid |
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bn:ben:325:Bengali |
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bo:bod:330:Tibetan |
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bp:bpm:285:Bopomofo |
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br:brl:570:Braille |
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bt:btk:365:Batak |
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bu:bug:367:Buginese (Makassar) |
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by:bys:550:Blissymbols |
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ca:cam:358:Cham |
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ch:chu:221:Old Church Slavonic |
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ci:cir:291:Cirth |
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cm:cmn:402:Cypro-Minoan |
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co:cop:205:Coptic |
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cp:cpr:403:Cypriote syllabary |
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cy:cyr:220:Cyrillic |
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ds:dsr:250:Deserel (Mormon) |
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dv:dvn:315:Devanagari (Nagari) |
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ed:egd:070:Egyptian demotic |
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eg:egy:050:Egyptian hieroglyphs |
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eh:egh:060:Egyptian hieratic |
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el:ell:200:Greek |
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eo:eos:210:Etruscan and Oscan |
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et:eth:430:Ethiopic |
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gl:glg:225:Glagolitic |
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gm:gmu:310:Gurmukhi |
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gt:gth:206:Gothic |
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gu:guj:320:Gujarati |
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ha:han:500:Han ideographs |
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he:heb:125:Hebrew |
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hg:hgl:420:Hangul |
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hm:hmo:450:Pahawh Hmong |
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ho:hoo:371:Hanunoo |
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hr:hrg:410:Hiragana |
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hu:hun:176:Old Hungarian runic |
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hv:hvn:175:Kok Turki runic |
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hy:hye:230:Armenian |
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iv:ivl:610:Indus Valley |
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ja:jap:930:(alias for Han + Hiragana + Katakana) |
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jl:jlg:445:Cherokee syllabary |
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jw:jwi:360:Javanese |
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ka:kam:241:Georgian (Mxedruli) |
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kh:khn:931:(alias for Hangul + Han) |
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kk:kkn:411:Katakana |
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km:khm:354:Khmer |
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kn:kan:345:Kannada |
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kr:krn:357:Karenni (Kayah Li) |
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ks:kst:305:Kharoshthi |
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kx:kax:240:Georgian (Xucuri) |
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la:lat:217:Latin |
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lf:laf:215:Latin (Fraktur variant) |
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lg:lag:216:Latin (Gaelic variant) |
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lo:lao:356:Lao |
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lp:lpc:335:Lepcha (Rong) |
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md:mda:140:Mandaean |
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me:mer:100:Meroitic |
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mh:may:090:Mayan hieroglyphs |
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ml:mlm:347:Malayalam |
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mn:mon:145:Mongolian |
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my:mya:350:Burmese |
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na:naa:400:Linear A |
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nb:nbb:401:Linear B |
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og:ogm:212:Ogham |
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or:ory:327:Oriya |
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os:osm:260:Osmanya |
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ph:phx:115:Phoenician |
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ph:pah:150:Pahlavi |
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pl:pld:282:Pollard Phonetic |
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pq:pqd:295:Klingon plQaD |
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pr:prm:227:Old Permic |
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ps:pst:600:Phaistos Disk |
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rn:rnr:211:Runic (Germanic) |
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rr:rro:620:Rongo-rongo |
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sa:sar:110:South Arabian |
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si:sin:348:Sinhala |
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sj:syj:137:Syriac (Jacobite variant) |
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sl:slb:440:Unified Canadian Aboriginal Syllabics |
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sn:syn:136:Syriac (Nestorian variant) |
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sw:sww:281:Shavian (Shaw) |
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sy:syr:135:Syriac (Estrangelo) |
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ta:tam:346:Tamil |
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tb:tbw:373:Tagbanwa |
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te:tel:340:Telugu |
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tf:tfn:120:Tifnagh |
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tg:tag:370:Tagalog |
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th:tha:352:Thai |
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tn:tna:170:Thaana |
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tw:twr:290:Tengwar |
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va:vai:470:Vai |
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vs:vsp:280:Visible Speech |
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xa:xas:000:Cuneiform, Sumero-Akkadian |
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xf:xfa:105:Cuneiform, Old Persian |
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xk:xkn:412:(alias for Hiragana + Katakana) |
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xu:xug:106:Cuneiform, Ugaritic |
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yi:yii:460:Yi |
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zx:zxx:997:Unwritten language |
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zy:zyy:998:Undetermined script |
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zz:zzz:999:Uncoded script |
