/***************************************************************************
- * Copyright (C) 2005/06 by The Quassel Team *
+ * Copyright (C) 2005-09 by the Quassel Project *
* devel@quassel-irc.org *
* *
* 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. *
+ * (at your option) version 3. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
***************************************************************************/
#include "util.h"
+
+#include <QCoreApplication>
#include <QDebug>
+#include <QFile>
#include <QTextCodec>
+#include "quassel.h"
+
+class QMetaMethod;
+
QString nickFromMask(QString mask) {
return mask.section('!', 0, 0);
}
return QString("#&!+").contains(str[0]);
}
-QString decodeString(QByteArray input, QString encoding) {
+QString stripFormatCodes(QString str) {
+ str.remove(QRegExp("\x03(\\d\\d?(,\\d\\d?)?)?"));
+ str.remove('\x02');
+ str.remove('\x0f');
+ str.remove('\x12');
+ str.remove('\x16');
+ str.remove('\x1d');
+ str.remove('\x1f');
+ return str;
+}
+
+QString decodeString(const QByteArray &input, QTextCodec *codec) {
// First, we check if it's utf8. It is very improbable to encounter a string that looks like
// valid utf8, but in fact is not. This means that if the input string passes as valid utf8, it
// is safe to assume that it is.
- Q_ASSERT(sizeof(const char) == sizeof(quint8)); // just to make sure
+ // Q_ASSERT(sizeof(const char) == sizeof(quint8)); // In God we trust...
bool isUtf8 = true;
int cnt = 0;
for(int i = 0; i < input.size(); i++) {
//qDebug() << "Detected utf8:" << s;
return s;
}
- QTextCodec *codec = QTextCodec::codecForName(encoding.toAscii());
- if(!codec) {
- qWarning() << QString("Invalid encoding: %1").arg(encoding);
- return QString::fromAscii(input);
- }
+ //QTextCodec *codec = QTextCodec::codecForName(encoding.toAscii());
+ if(!codec) return QString::fromAscii(input);
return codec->toUnicode(input);
}
-void writeDataToDevice(QIODevice *dev, const QVariant &item) {
- QByteArray block;
- QDataStream out(&block, QIODevice::WriteOnly);
- out.setVersion(QDataStream::Qt_4_2);
- out << (quint32)0 << item;
- out.device()->seek(0);
- out << (quint32)(block.size() - sizeof(quint32));
- dev->write(block);
+uint editingDistance(const QString &s1, const QString &s2) {
+ uint n = s1.size()+1;
+ uint m = s2.size()+1;
+ QVector< QVector< uint > >matrix(n,QVector<uint>(m,0));
+
+ for(uint i = 0; i < n; i++)
+ matrix[i][0] = i;
+
+ for(uint i = 0; i < m; i++)
+ matrix[0][i] = i;
+
+ uint min;
+ for(uint i = 1; i < n; i++) {
+ for(uint j = 1; j < m; j++) {
+ uint deleteChar = matrix[i-1][j] + 1;
+ uint insertChar = matrix[i][j-1] + 1;
+
+ if(deleteChar < insertChar)
+ min = deleteChar;
+ else
+ min = insertChar;
+
+ if(s1[i-1] == s2[j-1]) {
+ uint inheritChar = matrix[i-1][j-1];
+ if(inheritChar < min)
+ min = inheritChar;
+ }
+
+ matrix[i][j] = min;
+ }
+ }
+ return matrix[n-1][m-1];
+}
+
+QString secondsToString(int timeInSeconds) {
+ QList< QPair<int, QString> > timeUnit;
+ timeUnit.append(qMakePair(365*24*60*60, QCoreApplication::translate("Quassel::secondsToString()", "year")));
+ timeUnit.append(qMakePair(24*60*60, QCoreApplication::translate("Quassel::secondsToString()", "day")));
+ timeUnit.append(qMakePair(60*60, QCoreApplication::translate("Quassel::secondsToString()", "h")));
+ timeUnit.append(qMakePair(60, QCoreApplication::translate("Quassel::secondsToString()", "min")));
+ timeUnit.append(qMakePair(1, QCoreApplication::translate("Quassel::secondsToString()", "sec")));
+
+ QStringList returnString;
+ for(int i=0; i < timeUnit.size(); i++) {
+ int n = timeInSeconds / timeUnit[i].first;
+ if(n > 0) {
+ returnString += QString("%1 %2").arg(QString::number(n), timeUnit[i].second);
+ }
+ timeInSeconds = timeInSeconds % timeUnit[i].first;
+ }
+ return returnString.join(", ");
}
-bool readDataFromDevice(QIODevice *dev, quint32 &blockSize, QVariant &item) {
- QDataStream in(dev);
- in.setVersion(QDataStream::Qt_4_2);
+QByteArray prettyDigest(const QByteArray &digest) {
+ QByteArray hexDigest = digest.toHex();
+ QByteArray prettyDigest;
+ prettyDigest.fill(':', hexDigest.count() + (hexDigest.count() / 2) - 1);
- if(blockSize == 0) {
- if(dev->bytesAvailable() < (int)sizeof(quint32)) return false;
- in >> blockSize;
+ for(int i = 0; i * 2 < hexDigest.count(); i++) {
+ prettyDigest.replace(i * 3, 2, hexDigest.mid(i * 2, 2));
}
- if(dev->bytesAvailable() < blockSize) return false;
- in >> item;
- return true;
+ return prettyDigest;
}