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<?php
/**
* Generates the normalizer data file for Arabic.
*
* 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 MaintenanceLanguage
*/
require_once __DIR__ . '/../Maintenance.php';
use Wikimedia\StaticArrayWriter;
/**
* Generates the normalizer data file for Arabic.
*
* This data file is used after normalizing to NFC.
*
* Example usage:
*
* curl 'https://unicode.org/Public/6.0.0/ucd/UnicodeData.txt' > /tmp/UnicodeData.txt
* php generateNormalizerDataAr.php --unicode-data-file /tmp/UnicodeData.txt
*
* @ingroup MaintenanceLanguage
*/
class GenerateNormalizerDataAr extends Maintenance {
public function __construct() {
parent::__construct();
$this->addDescription( 'Generate the normalizer data file for Arabic' );
$this->addOption( 'unicode-data-file', 'The local location of the data file ' .
'from https://unicode.org/Public/6.0.0/ucd/UnicodeData.txt', false, true );
}
public function getDbType() {
return Maintenance::DB_NONE;
}
public function execute() {
if ( !$this->hasOption( 'unicode-data-file' ) ) {
$dataFile = 'UnicodeData.txt';
if ( !file_exists( $dataFile ) ) {
$this->fatalError( "Unable to find UnicodeData.txt. Please specify " .
"its location with --unicode-data-file=<FILE>" );
}
} else {
$dataFile = $this->getOption( 'unicode-data-file' );
if ( !file_exists( $dataFile ) ) {
$this->fatalError( 'Unable to find the specified data file.' );
}
}
$file = fopen( $dataFile, 'r' );
if ( !$file ) {
$this->fatalError( 'Unable to open the data file.' );
}
// For the file format, see https://www.unicode.org/reports/tr44/
$fieldNames = [
'Code',
'Name',
'General_Category',
'Canonical_Combining_Class',
'Bidi_Class',
'Decomposition_Type_Mapping',
'Numeric_Type_Value_6',
'Numeric_Type_Value_7',
'Numeric_Type_Value_8',
'Bidi_Mirrored',
'Unicode_1_Name',
'ISO_Comment',
'Simple_Uppercase_Mapping',
'Simple_Lowercase_Mapping',
'Simple_Titlecase_Mapping'
];
$pairs = [];
$lineNum = 0;
while ( ( $line = fgets( $file ) ) !== false ) {
++$lineNum;
# Strip comments
$line = trim( substr( $line, 0, strcspn( $line, '#' ) ) );
if ( $line === '' ) {
continue;
}
# Split fields
$numberedData = explode( ';', $line );
$data = [];
foreach ( $fieldNames as $number => $name ) {
$data[$name] = $numberedData[$number];
}
$code = base_convert( $data['Code'], 16, 10 );
if ( ( $code >= 0xFB50 && $code <= 0xFDFF ) # Arabic presentation forms A
|| ( $code >= 0xFE70 && $code <= 0xFEFF ) # Arabic presentation forms B
) {
if ( $data['Decomposition_Type_Mapping'] === '' ) {
// No decomposition
continue;
}
if ( !preg_match( '/^ *(<\w*>) +([0-9A-F ]*)$/',
$data['Decomposition_Type_Mapping'], $m )
) {
$this->error( "Can't parse Decomposition_Type/Mapping on line $lineNum" );
$this->error( $line );
continue;
}
$source = UtfNormal\Utils::hexSequenceToUtf8( $data['Code'] );
$dest = UtfNormal\Utils::hexSequenceToUtf8( $m[2] );
$pairs[$source] = $dest;
}
}
global $IP;
$writer = new StaticArrayWriter();
file_put_contents( "$IP/includes/languages/data/NormalizeAr.php", $writer->writeClass(
$pairs,
[
'header' => 'Generated by generateNormalizerDataAr.php. Do not modify!',
'namespace' => 'MediaWiki\\Languages\\Data',
'class' => 'NormalizeAr',
'const' => 'PAIRS',
]
) );
echo "ar: " . count( $pairs ) . " pairs written.\n";
}
}
$maintClass = GenerateNormalizerDataAr::class;
require_once RUN_MAINTENANCE_IF_MAIN;
|
