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109 lines
3.5 KiB
C++
109 lines
3.5 KiB
C++
/* kate: tab-indents off; replace-tabs on; tab-width 4; remove-trailing-space on; encoding utf-8;*/
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/* This file is part of the KDE libraries
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* Copyright 2006 Jaison Lee <lee.jaison@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ktemporaryfile.h"
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#include "kcomponentdata.h"
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#include "kstandarddirs.h"
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#include "krandom.h"
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#include <QDir>
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class KTemporaryFilePrivate
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{
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public:
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KTemporaryFilePrivate(const KComponentData &c)
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: componentData(c)
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{
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}
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inline QString defaultPrefix() const
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{
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return KStandardDirs::locateLocal("tmp", componentData.componentName(), componentData);
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}
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KComponentData componentData;
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};
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KTemporaryFile::KTemporaryFile(const KComponentData &componentData)
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: d(new KTemporaryFilePrivate(componentData))
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{
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QString temp(d->defaultPrefix());
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setFileTemplate(temp + QLatin1String("XXXXXX.tmp"));
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}
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KTemporaryFile::~KTemporaryFile()
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{
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delete d;
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}
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void KTemporaryFile::setPrefix(const QString &prefix)
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{
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QString oldTemplate = fileTemplate();
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QString suffix = oldTemplate.mid(oldTemplate.lastIndexOf(QLatin1String("XXXXXX"))+6);
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QString newPrefix = prefix;
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if ( newPrefix.isEmpty() ) {
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newPrefix = d->defaultPrefix();
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} else {
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if ( !QDir::isAbsolutePath(newPrefix) ) {
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newPrefix.prepend(KGlobal::dirs()->saveLocation("tmp"));
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}
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}
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setFileTemplate(newPrefix + QLatin1String("XXXXXX") + suffix);
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}
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void KTemporaryFile::setSuffix(const QString &suffix)
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{
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QString oldTemplate = fileTemplate();
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QString prefix = oldTemplate.left(oldTemplate.indexOf(QLatin1String("XXXXXX")));
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setFileTemplate(prefix + QLatin1String("XXXXXX") + suffix);
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}
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QString KTemporaryFile::filePath(const QString &pathtemplate)
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{
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static QChar xchar = QChar::fromLatin1('X');
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static QChar underscorechar = QChar::fromLatin1('_');
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static const char tmpnamechars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
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if (pathtemplate.isEmpty()) {
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QString result = KGlobal::dirs()->saveLocation("tmp");
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result.append(KGlobal::mainComponent().componentName());
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result.append(underscorechar);
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for (ushort i = 0; i < 10; i++) {
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result.append(QChar::fromLatin1(tmpnamechars[KRandom::randomMax(52)]));
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}
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return result;
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}
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QString result = pathtemplate;
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int xindex = result.indexOf(xchar);
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while (xindex != -1) {
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result.replace(xindex, 1, QChar::fromLatin1(tmpnamechars[KRandom::randomMax(52)]));
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xindex = result.indexOf(xchar, xindex + 1);
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}
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if (!QDir::isAbsolutePath(result)) {
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result.prepend(underscorechar);
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result.prepend(KGlobal::mainComponent().componentName());
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result.prepend(KGlobal::dirs()->saveLocation("tmp"));
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}
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return result;
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}
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