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generatePhpCharToUpperMappings.php
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generatePhpCharToUpperMappings.php
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<?php
/**
* Update list of upper case differences between JS and PHP
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Maintenance
*/
use MediaWiki\Maintenance\Maintenance;
use MediaWiki\Shell\Shell;
// @codeCoverageIgnoreStart
require_once __DIR__ . '/../Maintenance.php';
// @codeCoverageIgnoreEnd
/**
* Update list of upper case differences between JS and PHP
*
* @ingroup Maintenance
* @since 1.33
*/
class GeneratePhpCharToUpperMappings extends Maintenance {
public function __construct() {
parent::__construct();
$this->addDescription( 'Update list of upper case differences between JS and PHP.' );
}
public function execute() {
global $IP;
$data = [];
$result = Shell::command(
[ 'node', $IP . '/maintenance/mediawiki.Title/generateJsToUpperCaseList.js' ]
)
// Node allocates lots of memory
->limits( [ 'memory' => 1024 * 1024 ] )
->execute();
if ( $result->getExitCode() !== 0 ) {
$this->output( $result->getStderr() );
return;
}
$jsUpperChars = json_decode( $result->getStdout() );
'@phan-var string[] $jsUpperChars';
$contentLanguage = $this->getServiceContainer()->getContentLanguage();
for ( $i = 0; $i <= 0x10ffff; $i++ ) {
if ( $i >= 0xd800 && $i <= 0xdfff ) {
// Skip surrogate pairs
continue;
}
$char = \UtfNormal\Utils::codepointToUtf8( $i );
$phpUpper = $contentLanguage->ucfirst( $char );
$jsUpper = $jsUpperChars[$i];
if ( $jsUpper !== $phpUpper ) {
if ( $char === $phpUpper ) {
// Optimisation: Use 0 to signal "leave character unchanged".
// Reduces the transfer size by ~50%. Reduces browser memory cost as well.
$data[$char] = 0;
} else {
$data[$char] = $phpUpper;
}
}
}
$mappingJson = str_replace( ' ', "\t",
json_encode( $data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE )
) . "\n";
$outputPath = '/resources/src/mediawiki.Title/phpCharToUpper.json';
$file = fopen( $IP . $outputPath, 'w' );
if ( !$file ) {
$this->fatalError( "Unable to write file \"$IP$outputPath\"" );
}
fwrite( $file, $mappingJson );
$this->output( count( $data ) . " differences found.\n" );
$this->output( "Written to $outputPath\n" );
}
}
// @codeCoverageIgnoreStart
$maintClass = GeneratePhpCharToUpperMappings::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd

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text/x-php
Expires
Aug 18 2026, 11:35 (5 w, 3 d ago)
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local-disk
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Raw Data
Storage Handle
a3/a4/134edde48e366897641a82f02b60
Default Alt Text
generatePhpCharToUpperMappings.php (3 KB)

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