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#!/usr/bin/php
<?php
if ( PHP_SAPI !== 'cli' && PHP_SAPI !== 'phpdbg' ) {
die( "This script may only be executed from the command line.\n" );
}
$datafile = null;
if ( count( $argv ) > 1 ) {
$datafile = $argv[1];
if ( !file_exists( $datafile ) ) {
die( "The specified file '$datafile' does not exist\n" );
}
} else {
foreach ( [
__DIR__ . '/../../../../../../core/vendor/wikimedia/utfnormal/src/UtfNormalData.inc',
__DIR__ . '/../../../../../../vendor/wikimedia/utfnormal/src/UtfNormalData.inc',
] as $tryfile ) {
$tryfile = realpath( $tryfile );
if ( file_exists( $tryfile ) ) {
$datafile = $tryfile;
break;
}
}
if ( !$datafile ) {
die( "Cannot find UtfNormalData.inc. Please specify the path explicitly.\n" );
}
}
$datafileK = null;
if ( count( $argv ) > 2 ) {
$datafileK = $argv[2];
if ( !file_exists( $datafileK ) ) {
die( "The specified file '$datafileK' does not exist\n" );
}
} else {
foreach ( [
dirname( $datafile ) . '/UtfNormalDataK.inc',
__DIR__ . '/../../../../../../core/vendor/wikimedia/utfnormal/src/UtfNormalData.inc',
__DIR__ . '/../../../../../../vendor/wikimedia/utfnormal/src/UtfNormalData.inc',
] as $tryfile ) {
$tryfile = realpath( $tryfile );
if ( file_exists( $tryfile ) ) {
$datafileK = $tryfile;
break;
}
}
if ( !$datafileK ) {
die( "Cannot find UtfNormalDataK.inc. Please specify the path explicitly.\n" );
}
}
class UtfNormal {
public static $utfCheckNFC = null;
public static $utfCombiningClass = null;
public static $utfCanonicalDecomp = null;
public static $utfCanonicalComp = null;
public static $utfCompatibilityDecomp = null;
}
class_alias( UtfNormal::class, \UtfNormal\Validator::class );
echo "Loading data file $datafile...\n";
require_once $datafile;
echo "Loading data file $datafileK...\n";
require_once $datafileK;
if ( !UtfNormal::$utfCheckNFC ||
!UtfNormal::$utfCombiningClass ||
!UtfNormal::$utfCanonicalDecomp ||
!UtfNormal::$utfCanonicalComp
) {
die( "Data file $datafile did not contain needed data.\n" );
}
if ( !UtfNormal::$utfCompatibilityDecomp ) {
die( "Data file $datafileK did not contain needed data.\n" );
}
// @codingStandardsIgnoreLine MediaWiki.NamingConventions.PrefixedGlobalFunctions
function uord( $c, $firstOnly ) {
$ret = unpack( 'N*', mb_convert_encoding( $c, 'UTF-32BE', 'UTF-8' ) );
return $firstOnly ? $ret[1] : $ret;
}
echo "Creating normalization table...\n";
$X = fopen( __DIR__ . '/normalization-data.lua', 'w' );
if ( !$X ) {
die( "Failed to open normalization-data.lua\n" );
}
fprintf( $X, "-- This file is automatically generated by make-normalization-table.php\n" );
fprintf( $X, "local normal = {\n" );
fprintf( $X, "\t-- Characters that might change depending on the following combiner\n" );
fprintf( $X, "\t-- (minus any that are themselves combiners, those are added later)\n" );
fprintf( $X, "\tcheck = {\n" );
foreach ( UtfNormal::$utfCheckNFC as $k => $v ) {
if ( isset( UtfNormal::$utfCombiningClass[$k] ) ) {
// Skip, because it's in the other table already
continue;
}
fprintf( $X, "\t\t[0x%06x] = 1,\n", uord( $k, true ) );
}
fprintf( $X, "\t},\n\n" );
fprintf( $X, "\t-- Combining characters, mapped to combining class\n" );
fprintf( $X, "\tcombclass = {\n" );
$comb = [];
foreach ( UtfNormal::$utfCombiningClass as $k => $v ) {
$cp = uord( $k, true );
$comb[$cp] = 1;
fprintf( $X, "\t\t[0x%06x] = %d,\n", $cp, $v );
}
fprintf( $X, "\t},\n\n" );
fprintf( $X, "\t-- Characters mapped to what they decompose to\n" );
fprintf( $X, "\t-- Note Hangul to Jamo is done separately below\n" );
fprintf( $X, "\tdecomp = {\n" );
foreach ( UtfNormal::$utfCanonicalDecomp as $k => $v ) {
fprintf( $X, "\t\t[0x%06x] = { ", uord( $k, true ) );
$fmt = "0x%06x";
foreach ( uord( $v, false ) as $c ) {
fprintf( $X, $fmt, $c );
$fmt = ", 0x%06x";
}
fprintf( $X, " },\n" );
}
fprintf( $X, "\t},\n\n" );
fprintf( $X, "\tdecompK = {\n" );
foreach ( UtfNormal::$utfCompatibilityDecomp as $k => $v ) {
if ( isset( UtfNormal::$utfCanonicalDecomp[$k] ) && UtfNormal::$utfCanonicalDecomp[$k] === $v ) {
// Skip duplicates
continue;
}
fprintf( $X, "\t\t[0x%06x] = { ", uord( $k, true ) );
$fmt = "0x%06x";
foreach ( uord( $v, false ) as $c ) {
fprintf( $X, $fmt, $c );
$fmt = ", 0x%06x";
}
fprintf( $X, " },\n" );
}
fprintf( $X, "\t},\n\n" );
fprintf( $X, "\t-- Character-pairs mapped to what they compose to\n" );
fprintf( $X, "\t-- Note Jamo to Hangul is done separately below\n" );
$t = [];
foreach ( UtfNormal::$utfCanonicalComp as $k => $v ) {
$k = uord( $k, false );
if ( count( $k ) == 1 ) {
// No idea why these are in the file
continue;
}
if ( isset( $comb[$k[1]] ) ) {
// Non-starter, no idea why these are in the file either
continue;
}
$t[$k[1]][$k[2]] = uord( $v, true );
}
fprintf( $X, "\tcomp = {\n" );
ksort( $t );
foreach ( $t as $k1 => $v1 ) {
fprintf( $X, "\t\t[0x%06x] = {\n", $k1 );
ksort( $v1 );
foreach ( $v1 as $k2 => $v2 ) {
if ( $k2 < 0 ) {
fprintf( $X, "\t\t\t[-1] = 0x%06x,\n", $v2 );
} else {
fprintf( $X, "\t\t\t[0x%06x] = 0x%06x,\n", $k2, $v2 );
}
}
fprintf( $X, "\t\t},\n" );
}
fprintf( $X, "\t},\n" );
fprintf( $X, "}\n" );
fprintf( $X, "\n%s\n", <<<LUA
-- All combining characters need to be checked, so just do that
setmetatable( normal.check, { __index = normal.combclass } )
-- Handle Hangul to Jamo decomposition
setmetatable( normal.decomp, { __index = function ( _, k )
if k >= 0xac00 and k <= 0xd7a3 then
-- Decompose a Hangul syllable into Jamo
k = k - 0xac00
local ret = {
0x1100 + math.floor( k / 588 ),
0x1161 + math.floor( ( k % 588 ) / 28 )
}
if k % 28 ~= 0 then
ret[3] = 0x11a7 + ( k % 28 )
end
return ret
end
return nil
end } )
-- Handle Jamo to Hangul composition
local jamo_l_v_mt = { __index = function ( t, k )
if k >= 0x1161 and k <= 0x1175 then
-- Jamo leading + Jamo vowel
return t.base + 28 * ( k - 0x1161 )
end
return nil
end }
local hangul_jamo_mt = { __index = function ( t, k )
if k >= 0x11a7 and k <= 0x11c2 then
-- Hangul + jamo final
return t.base + k - 0x11a7
end
return nil
end }
setmetatable( normal.comp, { __index = function ( t, k )
if k >= 0x1100 and k <= 0x1112 then
-- Jamo leading, return a second table that combines with a Jamo vowel
local t2 = { base = 0xac00 + 588 * ( k - 0x1100 ) }
setmetatable( t2, jamo_l_v_mt )
t[k] = t2 -- cache it
return t2
elseif k >= 0xac00 and k <= 0xd7a3 and k % 28 == 16 then
-- Hangul. "k % 28 == 16" picks out just the ones that are
-- Jamo leading + vowel, no final. Return a second table that combines
-- with a Jamo final.
local t2 = { base = k }
setmetatable( t2, hangul_jamo_mt )
t[k] = t2 -- cache it
return t2
end
return nil
end } )
-- Compatibility decomposition falls back to the normal decomposition
setmetatable( normal.decompK, { __index = normal.decomp } )
return normal
LUA
);
fclose( $X );
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