kiten/deinf.cpp

   1 /**
   2  This file is part of Kiten, a KDE Japanese Reference Tool...
   3  Copyright (C) 2001  Jason Katz-Brown <jason@katzbrown.com>
   4
   5  This program is free software; you can redistribute it and/or modify
   6  it under the terms of the GNU General Public License as published by
   7  the Free Software Foundation; either version 2 of the License, or
   8  (at your option) any later version.
   9
  10  This program is distributed in the hope that it will be useful,
  11  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  GNU General Public License for more details.
  14
  15  You should have received a copy of the GNU General Public License
  16  along with this program; if not, write to the Free Software
  17  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  18  USA
  19 **/
  20
  21 #include <kdebug.h>
  22 #include <kstandarddirs.h>
  23 #include <kmessagebox.h>
  24 #include <klocale.h>
  25 #include <qfile.h>
  26 #include <qregexp.h>
  27 #include <qtextcodec.h>
  28 #include "deinf.h"
  29
  30 Deinf::Index::Index()
  31 {
  32         loaded = false;
  33 }
  34
  35 void Deinf::Index::load()
  36 {
  37         if (loaded)
  38                 return;
  39
  40         KStandardDirs *dirs = KGlobal::dirs();
  41         QString vconj = dirs->findResource("data", "kiten/vconj");
  42         if (vconj.isNull())
  43         {
  44                 KMessageBox::error(0, i18n("Verb deinflection information not found, so verb deinflection cannot be used."));
  45                 return;
  46         }
  47
  48         QFile f(vconj);
  49
  50         if (!f.open(IO_ReadOnly))
  51         {
  52                 KMessageBox::error(0, i18n("Verb deinflection information could not be loaded, so verb deinflection cannot be used."));
  53                 return;
  54         }
  55
  56         QTextStream t(&f);
  57         t.setCodec(QTextCodec::codecForName("eucJP"));
  58
  59         for(QString text = t.readLine(); !t.eof() && text.at(0) != '$'; text = t.readLine())
  60         {
  61                 if(text.at(0) != '#')
  62                 {
  63                         unsigned int number = text.left(2).stripWhiteSpace().toUInt();
  64                         QString name = text.right(text.length() - 2).stripWhiteSpace();
  65
  66                         names[number] = name;
  67                 }
  68         }
  69         for(QString text = t.readLine(); !text.isEmpty(); text = t.readLine())
  70         {
  71                 if(text.at(0) != '#')
  72                 {
  73                         QStringList things(QStringList::split(QChar('\t'), text));
  74
  75                         Conjugation conj;
  76                         conj.ending = things.first();
  77                         conj.replace = (*things.at(1));
  78                         conj.num = things.last().toUInt();
  79
  80                         list.append(conj);
  81                 }
  82         }
  83
  84         f.close();
  85         loaded = true;
  86 }
  87
  88 namespace
  89 {
  90 QStringList possibleConjugations(const QString &text)
  91 {
  92         QStringList endings;
  93         for (unsigned i = 0; i < text.length(); ++i)
  94                 endings.append(text.right(i));
  95         return endings;
  96 }
  97 }
  98
  99 QStringList Deinf::Index::deinflect(const QString &text, QStringList &name)
 100 {
 101         load();
 102         QStringList endings = possibleConjugations(text);
 103         QStringList ret;
 104
 105         for (QValueListIterator <Conjugation> it = list.begin(); it != list.end(); ++it)
 106         {
 107                 QStringList matches(endings.grep(QRegExp(QString("^") + (*it).ending)));
 108
 109                 if (matches.size() > 0) // a match
 110                 {
 111                         name.append(names[(*it).num]);
 112
 113                         //kdDebug() << "match ending: " << (*it).ending << "; replace: " << (*it).replace << "; name: " << names[(*it).num] << endl;
 114
 115                         QString tmp(text);
 116                         tmp.replace(QRegExp((*it).ending + "*", false, true), (*it).replace);
 117                         ret.append(tmp);
 118                 }
 119         }
 120
 121         return ret;
 122 }
 123