gecko/intl/unicharutil/tools/gentransliterate.pl
Gervase Markham d4eb7d5782 Bug 759095 - upgrade license to MPL 2, and other licensing cleanups.
--HG--
extra : rebase_source : da55a4937383eda2baf7c9a362501da8ee664146
2012-05-29 16:52:43 +01:00

478 lines
13 KiB
Perl

#!/usr/bin/perl
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
$header = <<END_OF_HEADER;
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# THIS FILE IS GENERATED BY mozilla/intl/unicharutil/tools/gentransliterate.pl
# PLEASE DO NOT MODIFY THIS FILE BY HAND
#
entity.list.name=transliterate
entity.169=(c)
#
#
# Here are the windows-1252 characters from the range 0x80 - 0x9F
#
END_OF_HEADER
$handcoded = <<END_OF_HANDCODED;
# EURO SIGN
entity.8364=EUR
# SINGLE LOW-9 QUOTATION MARK
entity.8218=,
# LATIN SMALL LETTER F WITH HOOK
entity.402=f
# DOUBLE LOW-9 QUOTATION MARK
entity.8222="
# DAGGER
entity.8224=+
# DOUBLE DAGGER
entity.8225=++
# MODIFIER LETTER CIRCUMFLEX ACCENT
entity.710=^
# PER MILLE SIGN
entity.8240=0/00
# SINGLE LEFT-POINTING ANGLE QUOTATION MARK
entity.8249=<
# LATIN CAPITAL LIGATURE OE
entity.338=OE
# LEFT SINGLE QUOTATION MARK
entity.8216='
# RIGHT SINGLE QUOTATION MARK
entity.8217='
# LEFT DOUBLE QUOTATION MARK
entity.8220="
# RIGHT DOUBLE QUOTATION MARK
entity.8221="
# BULLET
entity.8226=.
# EN DASH
entity.8211=--
# EM DASH
entity.8212=---
# SMALL TILDE
entity.732=~
# SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
entity.8250=>
# LATIN SMALL LIGATURE OE
entity.339=oe
# U+2000 EN QUAD
entity.8192=\\u0020
# U+2001 EM QUAD
entity.8193=\\u0020
# U+2010 HYPHEN
entity.8208=-
# U+2011 NON-BREAKING HYPHEN
entity.8209=-
# U+2012 FIGURE DASH
entity.8210=-
# U+2015 HORIZONTAL BAR
entity.8213=--
# U+200B, ZERO WIDTH SPACE (a.k.a. InvisibleComma)
entity.8203=
# U+2061, ApplyFunction, character showing function application in presentation tagging
entity.8289=
# U+2062, InvisibleTimes, marks multiplication when it is understood without a mark
entity.8290=
# U+2146, DifferentialD, d for use in differentials, e.g., within integrals
entity.8518=d
# U+2212, MINUS SIGN, official Unicode minus sign
entity.8722=-
# Hebrew punctuation
# U+05BE HEBREW PUNCTUATION MAQAF
entity.1470=-
# U+05C0 HEBREW PUNCTUATION PASEQ
entity.1472=|
# U+05C3 HEBREW PUNCTUATION SOF PASUQ
entity.1475=:
# U+05F3 HEBREW PUNCTUATION GERESH
entity.1523='
# U+05F4 HEBREW PUNCTUATION GERSHAYIM
entity.1524="
##
## End of hand coded section
## Below are generated from the unicode character database
##
END_OF_HANDCODED
@table = ();
sub FromLatinComment
{
my ($cmt) = (@_);
$char = "";
if($cmt =~ /PRECEDED BY APOSTROPHE/) {
$char = "\'";
}
if($cmt =~ /CAPITAL LETTER ([A-Z]*)/) {
$char = $char . $1;
}
if($cmt =~ /SMALL LETTER ([A-Z]*)/) {
$char = $char . lc($1);
}
@f = split(/ / , $cmt);
while($item = shift @f) {
if($item eq "DOT") {
$char .= ".";
} elsif ($item eq "DIAERESIS") {
$char .= "\"";
} elsif ($item eq "BREVE") {
$char .= "(";
} elsif ($item eq "ACUTE") {
$char .= "\'";
} elsif ($item eq "GRAVE") {
$char .= "`";
} elsif ($item eq "TILDE") {
$char .= "~";
} elsif ($item eq "CARON") {
$char .= "(";
} elsif ($item eq "HOOK") {
$char .= "?";
} elsif ($item eq "CEDILLA") {
$char .= ",";
} elsif ($item eq "MACRON") {
$char .= "-";
} elsif ($item eq "CIRCUMFLEX") {
$char .= "^";
} elsif ($item eq "RING") {
$char .= "*";
} elsif ($item eq "OGONEK") {
$char .= ";";
} elsif ($item eq "LINE") {
$char .= "_";
} elsif ($item eq "COMMA") {
$char .= ",";
} elsif ($item eq "STROKE") {
$char .= "/";
} elsif ($item eq "HORN") {
$char .= "+";
} elsif ($item =~ /^(LATIN|CAPITAL|SMALL|LETTER|WITH|ABOVE|BELOW|INVERTED|MIDDLE|AND|BY|APOSTROPHE|[A-Z])$/) {
# ignore
} else {
#print "AAAA $item\n";
}
}
return $char;
}
sub warning
{
my ($warning) = (@_);
print "WARNING: $warning \n";
}
sub doutput
{
my ($u, $cmt, $udec, $str) = (@_);
# don't print out comments - for debugging purposes only
# print "# U+$u $cmt\n";
print "entity.$udec=$str\n";
}
sub output
{
my ($u, $cmt, $udec, $str) = (@_);
if(decomposeIntoNonASCII($str)) {
if(($cmt =~ "LATIN") && ($cmt =~ "LETTER") && !($cmt =~ "LONG")) {
$str = FromLatinComment($cmt);
output($u,$cmt,$udec,$str);
}
} else {
# don't print out comments - for debugging purposes only
# print OUT "# U+$u $cmt\n";
print OUT "entity.$udec=$str\n";
}
}
sub decomposeIntoNonASCII
{
my ($dec) = (@_);
return $dec =~ /\\u([1-9A-F][0-9A-F][0-9A-F]|[0-9A-F][1-9A-F][0-9A-F]|00[8-9A-F])[0-9A-F]/;
}
sub foldcombining
{
my ($dec) = (@_);
$grave = "0060";
$acute = "0027";
$hat = "005E";
$hat = "005E";
$tilde = "007E";
$overscore = "002D"; ## should be 00AF but we can only handle ASCII now
$umlaut = "0022"; ## should be 00A8 but we can only handle ASCII now
$doubleacute = "0022";
$dot = "002E";
$doublegrave = "0060 0060";
$dec =~ s/00A8/$umlaut/eg;
$dec =~ s/00AF/$overscore/eg;
# $dec =~ s/00B0//eg;
$dec =~ s/00B4/$acute/eg;
$dec =~ s/00B7/$dot/eg;
# $dec =~ s/00B8//eg;
$dec =~ s/0300/$grave/eg;
$dec =~ s/0301/$acute/eg;
$dec =~ s/0302/$hat/eg;
$dec =~ s/0303/$tilde/eg;
$dec =~ s/0304/$overscore/eg;
$dec =~ s/0305/$overscore/eg;
#$dec =~ s/0306/?/eg;
$dec =~ s/0307/$dot/eg;
$dec =~ s/0308/$umlaut/eg;
#$dec =~ s/0309/?/eg;
#$dec =~ s/030A/?/eg;
$dec =~ s/030B/$doubleacute/eg;
#$dec =~ s/030C/?/eg;
$dec =~ s/030D/$acute/eg;
$dec =~ s/030E/$doubleacute/eg;
$dec =~ s/030F/$doublegrave/eg;
# $dec =~ s/03[0-9A-F][0-9A-F]//eg; ## drop others
return $dec;
}
sub rdecompose
{
my ($dec) = (@_);
if(exists $table{$dec}) {
$t = $table{$dec};
$t =~ s/<[a-zA-Z]*>//eg;
$t = foldcombining($t);
return rdecompose( $table{$t});
}
return $dec;
}
sub decompose
{
my ($removeprefix, $dec) = (@_);
$removeprefix .= " ";
$dec =~ s/$removeprefix//eg;
if($dec eq "0020") {
$dec = "\\u0020";
} elsif($dec eq "005C") {
$dec = "\\u005C";
} else {
$k = "\/";
$dec =~ s/2044/$k/eg;
$dec =~ s/([0-9A-F][0-9A-F][0-9A-F][0-9A-F])/rdecompose($1)/eg;
$dec =~ s/([0-9A-F][0-9A-F][0-9A-F][0-9A-F])/\\u$1/g;
$dec =~ s/\\u00([0-7][0-9A-F])/pack("C",hex($1))/eg;
$dec =~ s/ //eg;
}
return $dec;
}
######################################################################
#
# Open the unicode database file
#
######################################################################
open ( UNICODATA , "< UnicodeData-Latest.txt")
|| die "cannot find UnicodeData-Latest.txt";
open ( UNICODATA2 , "< UnicodeData-Latest.txt")
|| die "cannot find UnicodeData-Latest.txt";
######################################################################
#
# Open the output file
#
######################################################################
open ( OUT , "> ../tables/transliterate.properties")
|| die "cannot open output ../tables/transliterate.properties file";
print OUT $header;
# remove comments from $handcoded
$handcoded =~ s/^#[^#].*\n//mg;
print OUT $handcoded;
######################################################################
#
# Process the file line by line
#
######################################################################
while(<UNICODATA2>) {
chop;
@f = split(/;/ , $_);
$udec = hex($u);
if(($udec > 256 ) && ($f[5] ne "")) {
$table{$f[0]}=$f[5];
}
}
while(<UNICODATA>) {
chop;
######################################################################
#
# Get value from fields
#
######################################################################
@f = split(/;/ , $_);
$u = $f[0]; # The unicode value
$cmt = $f[1]; # The comment
$dec = $f[5]; # The decomposed value
$d1 = $f[6];
$d2 = $f[7];
$d3 = $f[8];
$udec = hex($u);
if($udec > 128)
{
# not ASCII
if($dec ne "")
{
# have decomposition
if($dec =~ /</) {
# formated decomposition
if($dec =~ /<wide>/) {
output($u,$cmt,$udec,&decompose("<wide>", $dec));
} elsif($dec =~ /<narrow>/) {
# ignore non ASCII decomposition
# warning($_);
} elsif($dec =~ /<circle>/) {
output($u,$cmt,$udec,&decompose("<circle>", "(".$dec.")"));
} elsif($dec =~ /<fraction>/) {
output($u,$cmt,$udec,&decompose("<fraction>", $dec));
} elsif($dec =~ /<small>/) {
output($u,$cmt,$udec,&decompose("<small>", $dec));
} elsif($dec =~ /<vertical>/) {
# warning($_);
} elsif($dec =~ /<super>/) {
output($u,$cmt,$udec,"^(".&decompose("<super>", $dec).")");
} elsif($dec =~ /<sub>/) {
output($u,$cmt,$udec,"v(".&decompose("<sub>", $dec).")");
} elsif($dec =~ /<font>/) {
output($u,$cmt,$udec,&decompose("<font>", $dec));
} elsif($dec =~ /<square>/) {
# ignore <square>
# warning($_);
} elsif($dec =~ /<compat>/) {
output($u,$cmt,$udec,&decompose("<compat>", $dec));
} elsif($dec =~ /<isolated>/) {
# ignore <isolated>
# warning($_);
} elsif($dec =~ /<medial>/) {
# ignore <medial>
# warning($_);
} elsif($dec =~ /<final>/) {
# ignore <final>
# warning($_);
} elsif($dec =~ /<initial>/) {
# ignore <initial>
# warning($_);
} elsif($dec =~ /<noBreak>/) {
if($dec eq "<noBreak> 0020")
{
output($u,$cmt,$udec,"\\u0020");
} else {
# ignore
# warning($_);
}
} else {
warning($_);
}
} else {
# decomposition without format code
if($cmt =~ /LATIN/) {
$dec = foldcombining($dec);
output($u,$cmt,$udec,&decompose("", $dec));
} elsif($cmt =~ /CYRILLIC/) {
# ignore
# warning($_);
} elsif($cmt =~ /GREEK/) {
# ignore
# warning($_);
} elsif($cmt =~ /ARABIC/) {
# ignore
# warning($_);
} elsif($cmt =~ /CJK/) {
# ignore
# warning($_);
} elsif($cmt =~ /HEBREW/) {
# ignore
# warning($_);
} elsif($cmt =~ /DEVANAGARI/) {
# ignore
# warning($_);
} elsif($cmt =~ /BENGALI/) {
# ignore
# warning($_);
} elsif($cmt =~ /GURMUKHI/) {
# ignore
# warning($_);
} elsif($cmt =~ /ORIYA/) {
# ignore
# warning($_);
} elsif($cmt =~ /TAMIL/) {
# ignore
# warning($_);
} elsif($cmt =~ /TELUGU/) {
# ignore
# warning($_);
} elsif($cmt =~ /KANNADA/) {
# ignore
# warning($_);
} elsif($cmt =~ /MALAYALAM/) {
# ignore
# warning($_);
} elsif($cmt =~ /SINHALA/) {
# ignore
# warning($_);
} elsif($cmt =~ /TIBETAN/) {
# ignore
# warning($_);
} elsif($cmt =~ /MYANMAR/) {
# ignore
# warning($_);
} elsif($cmt =~ /KATAKANA/) {
# ignore
# warning($_);
} elsif($cmt =~ /HIRAGANA/) {
# ignore
# warning($_);
} else {
# ignore
# warning($_);
}
}
} else {
# do not have decomposition
if ($d1 ne "")
{
# are numeric characters
output($u,$cmt,$udec,$d1);
} elsif ($d2 ne "") {
if($cmt =~ /CIRCLED/) {
# circled
output($u,$cmt,$udec,"(".$d2.")");
} else {
# others, use [ ]
output($u,$cmt,$udec,"[".$d2."]");
}
} elsif ($d3 ne "") {
if($cmt =~ /CIRCLED/) {
# circled
output($u,$cmt,$udec,"(".$d3.")");
} else {
# others, use [ ]
output($u,$cmt,$udec,"[".$d3."]");
}
} else {
# not numeric characters
} # end of no decomposition
} # end of have/not decomposition
}
}
######################################################################
#
# Close files
#
######################################################################
close(UNIDATA);
close(OUT);