<?php /** * Japanese (日本語) specific code. * * 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 Language */ /** * Japanese (日本語) * * @ingroup Language */ class LanguageJa extends Language { /** * @param string $string * @return string */ public function segmentByWord( $string ) { // Strip known punctuation ? // $s = preg_replace( '/\xe3\x80[\x80-\xbf]/', '', $s ); # U3000-303f // Space strings of like hiragana/katakana/kanji $hiragana = '(?:\xe3(?:\x81[\x80-\xbf]|\x82[\x80-\x9f]))'; # U3040-309f $katakana = '(?:\xe3(?:\x82[\xa0-\xbf]|\x83[\x80-\xbf]))'; # U30a0-30ff $kanji = '(?:\xe3[\x88-\xbf][\x80-\xbf]' . '|[\xe4-\xe8][\x80-\xbf]{2}' . '|\xe9[\x80-\xa5][\x80-\xbf]' . '|\xe9\xa6[\x80-\x99])'; # U3200-9999 = \xe3\x88\x80-\xe9\xa6\x99 $reg = "/({$hiragana}+|{$katakana}+|{$kanji}+)/"; $s = self::insertSpace( $string, $reg ); return $s; } /** * Italic is not appropriate for Japanese script * Unfortunately most browsers do not recognise this, and render `<em>` as italic * * @param string $text * @return string */ public function emphasize( $text ) { return $text; } }