3 * Generate a json file containing an array of
4 * utf8_lowercase => utf8_uppercase
5 * for all of the utf-8 range. This provides the input for generateUcfirstOverrides.php
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 * http://www.gnu.org/copyleft/gpl.html
23 * @ingroup MaintenanceLanguage
26 require_once __DIR__
. '/../Maintenance.php';
28 class GenerateUpperCharTable
extends Maintenance
{
30 public function __construct() {
31 parent
::__construct();
32 $this->addDescription( 'Generates the lowercase => uppercase json table' );
33 $this->addOption( 'outfile', 'Output file', true, true, 'o' );
36 public function execute() {
37 $outfile = $this->getOption( 'outfile', 'upperchar.json' );
39 for ( $i = 0; $i <= 0x10ffff; $i++
) {
40 // skip all surrogate codepoints or json_encode would fail.
41 if ( $i >= 0xd800 && $i <= 0xdfff ) {
44 $char = UtfNormal\Utils
::codepointToUtf8( $i );
45 $upper = mb_strtoupper( $char );
46 $toUpperTable[$char] = $upper;
48 file_put_contents( $outfile, json_encode( $toUpperTable ) );
52 $maintClass = GenerateUpperCharTable
::class;
53 require_once RUN_MAINTENANCE_IF_MAIN
;