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/***************************************************************************
maintain a document in text format
-----------------------------------------------------------------------
begin : Sat Sep 06 11:00:53 MET 1999
copyright : (C) 1999-2001 Ewald Arnold <kvoctrain@ewald-arnold.de>
(C) 2001 The KDE-EDU team
(C) 2005 Peter Hedlund <peter.hedlund@kdemail.net>
-----------------------------------------------------------------------
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include <klocale.h>
#include "kvoctrain.h"
#include <tqtextcodec.h>
#include <vector>
using namespace std;
bool kvoctrainDoc::saveTypeNameCsv (TQTextStream &)
{
return true;
}
bool kvoctrainDoc::loadTypeNameCsv (TQTextStream &)
{
return true;
}
bool kvoctrainDoc::saveLessonCsv (TQTextStream &)
{
return true;
}
bool kvoctrainDoc::loadLessonCsv (TQTextStream &)
{
return true;
}
bool kvoctrainDoc::saveToCsv (TQTextStream& os, TQString &)
{
TQString separator = Prefs::separator();
saveTypeNameCsv (os);
saveLessonCsv (os);
int ent_no = 0;
int ent_percent = (int) vocabulary.size () / 100;
float f_ent_percent = (int) vocabulary.size () / 100.0;
emit progressChanged(this, 0);
os << i18n("! Title:") << separator << getTitle() << "\n";
os << i18n("! Author:") << separator << getAuthor() << "\n";
vector <int> csv_order = kvoctrainApp::getCsvOrder(this);
vector<kvoctrainExpr>::const_iterator first = vocabulary.begin ();
TQString exp;
os.setCodec(TQTextCodec::codecForName("UTF-8"));
while (first != vocabulary.end ()) {
ent_no++;
if (ent_percent != 0 && (ent_no % ent_percent) == 0 )
emit progressChanged(this, ent_no / (int) f_ent_percent);
exp = "";
// now concat columns according to paste-order
bool sep = false;
for (int i = 0; i < (int) csv_order.size(); i++) {
if (!sep)
sep = true;
else
exp += separator;
if (csv_order[i] >= 0) {
if (csv_order[i] == 0)
exp += (*first).getOriginal();
else
exp += (*first).getTranslation(csv_order[i]);
}
}
if (!exp.isEmpty())
os << exp << "\n";
first++;
}
setModified (false);
return os.device()->status() == IO_Ok;
}
bool kvoctrainDoc::loadFromCsv (TQTextStream& is)
{
TQString separator = Prefs::separator();
TQStringList lang_order = Prefs::pasteOrder();
langs.clear();
vocabulary.clear();
loadTypeNameCsv (is);
loadLessonCsv (is);
// autodetect utf8
// FIXME: provide choice for Latinx?
is.setCodec(TQTextCodec::codecForName("ISO 8859-1"));
is.setEncoding(TQTextStream::Latin1);
int size = is.device()->size ();
int ln = size / 20 / 100; // assume each line about 20 chars
float f_ent_percent = size / 100.0;
emit progressChanged (this, 0);
bool utf8_mode = false;
int lang_num = 0;
for (int l = 0; !is.eof(); l++) {
TQString s = is.readLine();
// autodetect utf8
if (!utf8_mode) {
for (int i = 0; !utf8_mode && i < (int) s.length(); ++i) {
ushort trigger = s[i].unicode();
if (trigger >= 0x80) {
int remain = s.length() - i;
if ((trigger & 0xE0) == 0xC0){ // 110x xxxx
if ( (remain > 1)
&& (s[i+1].unicode() & 0xC0) == 0x80)
utf8_mode = true;
}
else if ((trigger & 0xF0) == 0xE0) { // 1110 xxxx
if ( remain > 2
&& s[i+1].unicode() & 0xC0 == 0x80
&& s[i+2].unicode() & 0xC0 == 0x80)
utf8_mode = true;
}
else if ((trigger & 0xF8) == 0xF0) { // 1111 0xxx
if ( remain > 3
&& s[i+1].unicode() & 0xC0 == 0x80
&& s[i+2].unicode() & 0xC0 == 0x80
&& s[i+3].unicode() & 0xC0 == 0x80)
utf8_mode = true;
}
else if ((trigger & 0xFC) == 0xF8) { // 1111 10xx
if ( remain > 4
&& s[i+1].unicode() & 0xC0 == 0x80
&& s[i+2].unicode() & 0xC0 == 0x80
&& s[i+3].unicode() & 0xC0 == 0x80
&& s[i+4].unicode() & 0xC0 == 0x80)
utf8_mode = true;
}
else if ((trigger & 0xFE) == 0xFC) { // 1111 110x
if ( remain > 5
&& s[i+1].unicode() & 0xC0 == 0x80
&& s[i+2].unicode() & 0xC0 == 0x80
&& s[i+3].unicode() & 0xC0 == 0x80
&& s[i+4].unicode() & 0xC0 == 0x80
&& s[i+5].unicode() & 0xC0 == 0x80)
utf8_mode = true;
}
}
}
if (utf8_mode) {
is.setCodec(TQTextCodec::codecForName("UTF-8"));
is.setEncoding(TQTextStream::UnicodeUTF8);
s = TQString::fromUtf8(s.ascii());
}
}
ln--;
if (ln <= 0) {
ln = size / 20 / 100; // assume each line about 20 chars
emit progressChanged(this, is.device()->at() / (int) f_ent_percent);
}
// similar in kva_clip.cpp::slotEditPaste()
if (!s.stripWhiteSpace().isEmpty()) {
kvoctrainExpr bucket (s, separator);
kvoctrainExpr expr;
// now move columns according to paste-order
for (int i = 0; i < bucket.numTranslations()+1; i++) {
lang_num = QMAX (lang_num, bucket.numTranslations()+1);
if (i == 0)
expr.setOriginal(bucket.getOriginal());
else {
TQString ts = bucket.getTranslation(i);
expr.setTranslation(i, ts);
}
}
appendEntry (&expr);
}
}
for (int j = 0; j < lang_num; j++) {
if (j < (int) lang_order.count() ) {
langs.push_back((lang_order)[j]);
}
else {
if (j == 0)
langs.push_back("org");
else {
TQString s;
s.setNum(j);
s.insert(0, "trans");
langs.push_back(s);
}
}
}
setModified (false);
return is.device()->status() == IO_Ok;
}
void kvoctrainDoc::errorCsv (int /*line*/, const TQString &text )
{
unknown_elem = true;
TQApplication::setOverrideCursor( arrowCursor, true );
TQString s = kapp->makeStdCaption(i18n("Error in csv file"));
TQString msg = text;
KMessageBox::error( 0, msg, s);
TQApplication::restoreOverrideCursor();
}
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