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/* Copyright 2013-2015 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "include/pathutils.h"
#include <QFileInfo>
#include <QDir>
#include <QDesktopServices>
#include <QUrl>
#include <QDebug>
QString PathCombine(QString path1, QString path2)
{
if(!path1.size())
return path2;
if(!path2.size())
return path1;
return QDir::cleanPath(path1 + QDir::separator() + path2);
}
QString PathCombine(QString path1, QString path2, QString path3)
{
return PathCombine(PathCombine(path1, path2), path3);
}
QString AbsolutePath(QString path)
{
return QFileInfo(path).absolutePath();
}
/**
* Normalize path
*
* Any paths inside the current directory will be normalized to relative paths (to current)
* Other paths will be made absolute
*/
QString NormalizePath(QString path)
{
QDir a = QDir::currentPath();
QString currentAbsolute = a.absolutePath();
QDir b(path);
QString newAbsolute = b.absolutePath();
if (newAbsolute.startsWith(currentAbsolute))
{
return a.relativeFilePath(newAbsolute);
}
else
{
return newAbsolute;
}
}
QString badFilenameChars = "\"\\/?<>:*|!";
QString RemoveInvalidFilenameChars(QString string, QChar replaceWith)
{
for (int i = 0; i < string.length(); i++)
{
if (badFilenameChars.contains(string[i]))
{
string[i] = replaceWith;
}
}
return string;
}
QString DirNameFromString(QString string, QString inDir)
{
int num = 0;
QString baseName = RemoveInvalidFilenameChars(string, '-');
QString dirName;
do
{
if(num == 0)
{
dirName = baseName;
}
else
{
dirName = baseName + QString::number(num);;
}
// If it's over 9000
if (num > 9000)
return "";
num++;
} while (QFileInfo(PathCombine(inDir, dirName)).exists());
return dirName;
}
bool ensureFilePathExists(QString filenamepath)
{
QFileInfo a(filenamepath);
QDir dir;
QString ensuredPath = a.path();
bool success = dir.mkpath(ensuredPath);
return success;
}
bool ensureFolderPathExists(QString foldernamepath)
{
QFileInfo a(foldernamepath);
QDir dir;
QString ensuredPath = a.filePath();
bool success = dir.mkpath(ensuredPath);
return success;
}
bool copyPath(const QString &src, const QString &dst, bool follow_symlinks)
{
//NOTE always deep copy on windows. the alternatives are too messy.
#if defined Q_OS_WIN32
follow_symlinks = true;
#endif
QDir dir(src);
if (!dir.exists())
return false;
if (!ensureFolderPathExists(dst))
return false;
bool OK = true;
qDebug() << "Looking at " << dir.absolutePath();
foreach(QString f, dir.entryList(QDir::Files | QDir::Dirs | QDir::NoDotAndDotDot | QDir::Hidden | QDir::System))
{
QString inner_src = src + QDir::separator() + f;
QString inner_dst = dst + QDir::separator() + f;
qDebug() << f << "translates to"<< inner_src << "to" << inner_dst;
QFileInfo fileInfo(inner_src);
if(!follow_symlinks && fileInfo.isSymLink())
{
qDebug() << "creating symlink" << inner_src << " - " << inner_dst;
OK &= QFile::link(fileInfo.symLinkTarget(),inner_dst);
}
else if (fileInfo.isDir())
{
qDebug() << "recursing" << inner_src << " - " << inner_dst;
OK &= copyPath(inner_src, inner_dst, follow_symlinks);
}
else if (fileInfo.isFile())
{
qDebug() << "copying file" << inner_src << " - " << inner_dst;
OK &= QFile::copy(inner_src, inner_dst);
}
else
{
OK = false;
qCritical() << "Copy ERROR: Unknown filesystem object:" << inner_src;
}
}
return OK;
}
#if defined Q_OS_WIN32
#include <windows.h>
#include <string>
#endif
bool deletePath(QString path)
{
bool OK = true;
QDir dir(path);
if (!dir.exists())
{
return OK;
}
auto allEntries = dir.entryInfoList(QDir::NoDotAndDotDot | QDir::System | QDir::Hidden |
QDir::AllDirs | QDir::Files,
QDir::DirsFirst);
for(QFileInfo info: allEntries)
{
#if defined Q_OS_WIN32
QString nativePath = QDir::toNativeSeparators(info.absoluteFilePath());
auto wString = nativePath.toStdWString();
DWORD dwAttrs = GetFileAttributesW(wString.c_str());
// Windows: check for junctions, reparse points and other nasty things of that sort
if(dwAttrs & FILE_ATTRIBUTE_REPARSE_POINT)
{
if (info.isFile())
{
OK &= QFile::remove(info.absoluteFilePath());
}
else if (info.isDir())
{
OK &= dir.rmdir(info.absoluteFilePath());
}
}
#else
// We do not trust Qt with reparse points, but do trust it with unix symlinks.
if(info.isSymLink())
{
OK &= QFile::remove(info.absoluteFilePath());
}
#endif
else if (info.isDir())
{
OK &= deletePath(info.absoluteFilePath());
}
else if (info.isFile())
{
OK &= QFile::remove(info.absoluteFilePath());
}
else
{
OK = false;
qCritical() << "Delete ERROR: Unknown filesystem object:" << info.absoluteFilePath();
}
}
OK &= dir.rmdir(dir.absolutePath());
return OK;
}
void openDirInDefaultProgram(QString path, bool ensureExists)
{
QDir parentPath;
QDir dir(path);
if (!dir.exists())
{
parentPath.mkpath(dir.absolutePath());
}
QDesktopServices::openUrl(QUrl::fromLocalFile(dir.absolutePath()));
}
void openFileInDefaultProgram(QString filename)
{
QDesktopServices::openUrl(QUrl::fromLocalFile(filename));
}
// Does the directory path contain any '!'? If yes, return true, otherwise false.
// (This is a problem for Java)
bool checkProblemticPathJava(QDir folder)
{
QString pathfoldername = folder.absolutePath();
return pathfoldername.contains("!", Qt::CaseInsensitive);
}
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