43ad3e8f6c
* Delete includes/compat/normal/.gitignore, which excluded files now located in various directories within the utfnormal repo. * Remove "For NFC see includes/compat/normal" comments from maintenance/language, replacing them with a note that "This data file is used after normalizing to NFC." Change-Id: I0ac990ec1a547b4c454ed738ce1dfffce0f53ba4
134 lines
3.8 KiB
PHP
134 lines
3.8 KiB
PHP
<?php
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/**
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* Generates the normalizer data file for Arabic.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup MaintenanceLanguage
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*/
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require_once __DIR__ . '/../Maintenance.php';
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/**
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* Generates the normalizer data file for Arabic.
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*
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* This data file is used after normalizing to NFC.
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*
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* @ingroup MaintenanceLanguage
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*/
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class GenerateNormalizerDataAr extends Maintenance {
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public function __construct() {
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parent::__construct();
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$this->mDescription = 'Generate the normalizer data file for Arabic';
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$this->addOption( 'unicode-data-file', 'The local location of the data file ' .
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'from http://unicode.org/Public/UNIDATA/UnicodeData.txt', false, true );
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}
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public function getDbType() {
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return Maintenance::DB_NONE;
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}
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public function execute() {
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if ( !$this->hasOption( 'unicode-data-file' ) ) {
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$dataFile = 'UnicodeData.txt';
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if ( !file_exists( $dataFile ) ) {
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$this->error( "Unable to find UnicodeData.txt. Please specify " .
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"its location with --unicode-data-file=<FILE>" );
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exit( 1 );
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}
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} else {
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$dataFile = $this->getOption( 'unicode-data-file' );
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if ( !file_exists( $dataFile ) ) {
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$this->error( 'Unable to find the specified data file.' );
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exit( 1 );
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}
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}
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$file = fopen( $dataFile, 'r' );
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if ( !$file ) {
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$this->error( 'Unable to open the data file.' );
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exit( 1 );
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}
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// For the file format, see http://www.unicode.org/reports/tr44/
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$fieldNames = array(
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'Code',
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'Name',
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'General_Category',
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'Canonical_Combining_Class',
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'Bidi_Class',
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'Decomposition_Type_Mapping',
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'Numeric_Type_Value_6',
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'Numeric_Type_Value_7',
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'Numeric_Type_Value_8',
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'Bidi_Mirrored',
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'Unicode_1_Name',
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'ISO_Comment',
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'Simple_Uppercase_Mapping',
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'Simple_Lowercase_Mapping',
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'Simple_Titlecase_Mapping'
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);
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$pairs = array();
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$lineNum = 0;
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while ( false !== ( $line = fgets( $file ) ) ) {
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++$lineNum;
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# Strip comments
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$line = trim( substr( $line, 0, strcspn( $line, '#' ) ) );
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if ( $line === '' ) {
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continue;
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}
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# Split fields
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$numberedData = explode( ';', $line );
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$data = array();
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foreach ( $fieldNames as $number => $name ) {
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$data[$name] = $numberedData[$number];
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}
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$code = base_convert( $data['Code'], 16, 10 );
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if ( ( $code >= 0xFB50 && $code <= 0xFDFF ) # Arabic presentation forms A
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|| ( $code >= 0xFE70 && $code <= 0xFEFF ) # Arabic presentation forms B
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) {
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if ( $data['Decomposition_Type_Mapping'] === '' ) {
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// No decomposition
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continue;
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}
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if ( !preg_match( '/^ *(<\w*>) +([0-9A-F ]*)$/',
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$data['Decomposition_Type_Mapping'], $m )
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) {
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$this->error( "Can't parse Decomposition_Type/Mapping on line $lineNum" );
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$this->error( $line );
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continue;
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}
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$source = UtfNormal\Utils::hexSequenceToUtf8( $data['Code'] );
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$dest = UtfNormal\Utils::hexSequenceToUtf8( $m[2] );
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$pairs[$source] = $dest;
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}
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}
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global $IP;
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file_put_contents( "$IP/serialized/normalize-ar.ser", serialize( $pairs ) );
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echo "ar: " . count( $pairs ) . " pairs written.\n";
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}
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}
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$maintClass = 'GenerateNormalizerDataAr';
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require_once RUN_MAINTENANCE_IF_MAIN;
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