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NOISSUE dissolve util library

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This commit is contained in:
Petr Mrázek
2015-10-05 01:47:27 +02:00
parent 7459eb627c
commit f93f867c3d
80 changed files with 770 additions and 869 deletions
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28
depends/util/CMakeLists.txt
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project(MultiMC_util)
include(Coverage)
# Find Qt
find_package(Qt5Core REQUIRED)
find_package(Qt5Gui REQUIRED)
set(LIBUTIL_SOURCES
src/pathutils.cpp
src/userutils.cpp
src/cmdutils.cpp
src/modutils.cpp
include/cmdutils.h
include/modutils.h
include/osutils.h
include/pathutils.h
include/userutils.h
)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
add_library(MultiMC_util STATIC ${LIBUTIL_SOURCES})
qt5_use_modules(MultiMC_util Core Gui)
generate_export_header(MultiMC_util)
target_include_directories(MultiMC_util PUBLIC ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/include)
set_property(TARGET MultiMC_util PROPERTY CXX_STANDARD 14)

255
depends/util/include/cmdutils.h
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/* Copyright 2013-2015 MultiMC Contributors
*
* Authors: Orochimarufan <orochimarufan.x3@gmail.com>
*
* 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.
*/
#pragma once
#include <exception>
#include <stdexcept>
#include <QString>
#include <QVariant>
#include <QHash>
#include <QStringList>
#include "multimc_util_export.h"
/**
* @file libutil/include/cmdutils.h
* @brief commandline parsing and processing utilities
*/
namespace Util
{
namespace Commandline
{
/**
* @brief split a string into argv items like a shell would do
* @param args the argument string
* @return a QStringList containing all arguments
*/
MULTIMC_UTIL_EXPORT QStringList splitArgs(QString args);
/**
* @brief The FlagStyle enum
* Specifies how flags are decorated
*/
namespace FlagStyle
{
enum Enum
{
GNU, /**< --option and -o (GNU Style) */
Unix, /**< -option and -o (Unix Style) */
Windows, /**< /option and /o (Windows Style) */
#ifdef Q_OS_WIN32
Default = Windows
#else
Default = GNU
#endif
};
}
/**
* @brief The ArgumentStyle enum
*/
namespace ArgumentStyle
{
enum Enum
{
Space, /**< --option=value */
Equals, /**< --option value */
SpaceAndEquals, /**< --option[= ]value */
#ifdef Q_OS_WIN32
Default = Equals
#else
Default = SpaceAndEquals
#endif
};
}
/**
* @brief The ParsingError class
*/
class MULTIMC_UTIL_EXPORT ParsingError : public std::runtime_error
{
public:
ParsingError(const QString &what);
};
/**
* @brief The Parser class
*/
class MULTIMC_UTIL_EXPORT Parser
{
public:
/**
* @brief Parser constructor
* @param flagStyle the FlagStyle to use in this Parser
* @param argStyle the ArgumentStyle to use in this Parser
*/
Parser(FlagStyle::Enum flagStyle = FlagStyle::Default,
ArgumentStyle::Enum argStyle = ArgumentStyle::Default);
/**
* @brief set the flag style
* @param style
*/
void setFlagStyle(FlagStyle::Enum style);
/**
* @brief get the flag style
* @return
*/
FlagStyle::Enum flagStyle();
/**
* @brief set the argument style
* @param style
*/
void setArgumentStyle(ArgumentStyle::Enum style);
/**
* @brief get the argument style
* @return
*/
ArgumentStyle::Enum argumentStyle();
/**
* @brief define a boolean switch
* @param name the parameter name
* @param def the default value
*/
void addSwitch(QString name, bool def = false);
/**
* @brief define an option that takes an additional argument
* @param name the parameter name
* @param def the default value
*/
void addOption(QString name, QVariant def = QVariant());
/**
* @brief define a positional argument
* @param name the parameter name
* @param required wether this argument is required
* @param def the default value
*/
void addArgument(QString name, bool required = true, QVariant def = QVariant());
/**
* @brief adds a flag to an existing parameter
* @param name the (existing) parameter name
* @param flag the flag character
* @see addSwitch addArgument addOption
* Note: any one parameter can only have one flag
*/
void addShortOpt(QString name, QChar flag);
/**
* @brief adds documentation to a Parameter
* @param name the parameter name
* @param metavar a string to be displayed as placeholder for the value
* @param doc a QString containing the documentation
* Note: on positional arguments, metavar replaces the name as displayed.
* on options , metavar replaces the value placeholder
*/
void addDocumentation(QString name, QString doc, QString metavar = QString());
/**
* @brief generate a help message
* @param progName the program name to use in the help message
* @param helpIndent how much the parameter documentation should be indented
* @param flagsInUsage whether we should use flags instead of options in the usage
* @return a help message
*/
QString compileHelp(QString progName, int helpIndent = 22, bool flagsInUsage = true);
/**
* @brief generate a short usage message
* @param progName the program name to use in the usage message
* @param useFlags whether we should use flags instead of options
* @return a usage message
*/
QString compileUsage(QString progName, bool useFlags = true);
/**
* @brief parse
* @param argv a QStringList containing the program ARGV
* @return a QHash mapping argument names to their values
*/
QHash<QString, QVariant> parse(QStringList argv);
/**
* @brief clear all definitions
*/
void clear();
~Parser();
private:
FlagStyle::Enum m_flagStyle;
ArgumentStyle::Enum m_argStyle;
enum OptionType
{
otSwitch,
otOption
};
// Important: the common part MUST BE COMMON ON ALL THREE structs
struct CommonDef
{
QString name;
QString doc;
QString metavar;
QVariant def;
};
struct OptionDef
{
// common
QString name;
QString doc;
QString metavar;
QVariant def;
// option
OptionType type;
QChar flag;
};
struct PositionalDef
{
// common
QString name;
QString doc;
QString metavar;
QVariant def;
// positional
bool required;
};
QHash<QString, OptionDef *> m_options;
QHash<QChar, OptionDef *> m_flags;
QHash<QString, CommonDef *> m_params;
QList<PositionalDef *> m_positionals;
QList<OptionDef *> m_optionList;
void getPrefix(QString &opt, QString &flag);
};
}
}

113
depends/util/include/modutils.h
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#pragma once
#include <QString>
#include <QList>
#include "multimc_util_export.h"
class QUrl;
namespace Util
{
struct Version
{
Version(const QString &str);
Version() {}
bool operator<(const Version &other) const;
bool operator<=(const Version &other) const;
bool operator>(const Version &other) const;
bool operator>=(const Version &other) const;
bool operator==(const Version &other) const;
bool operator!=(const Version &other) const;
QString toString() const
{
return m_string;
}
private:
QString m_string;
struct Section
{
explicit Section(const QString &fullString)
{
m_fullString = fullString;
int cutoff = m_fullString.size();
for(int i = 0; i < m_fullString.size(); i++)
{
if(!m_fullString[i].isDigit())
{
cutoff = i;
break;
}
}
auto numPart = m_fullString.leftRef(cutoff);
if(numPart.size())
{
numValid = true;
m_numPart = numPart.toInt();
}
auto stringPart = m_fullString.midRef(cutoff);
if(stringPart.size())
{
m_stringPart = stringPart.toString();
}
}
explicit Section() {}
bool numValid = false;
int m_numPart = 0;
QString m_stringPart;
QString m_fullString;
inline bool operator!=(const Section &other) const
{
if(numValid && other.numValid)
{
return m_numPart != other.m_numPart || m_stringPart != other.m_stringPart;
}
else
{
return m_fullString != other.m_fullString;
}
}
inline bool operator<(const Section &other) const
{
if(numValid && other.numValid)
{
if(m_numPart < other.m_numPart)
return true;
if(m_numPart == other.m_numPart && m_stringPart < other.m_stringPart)
return true;
return false;
}
else
{
return m_fullString < other.m_fullString;
}
}
inline bool operator>(const Section &other) const
{
if(numValid && other.numValid)
{
if(m_numPart > other.m_numPart)
return true;
if(m_numPart == other.m_numPart && m_stringPart > other.m_stringPart)
return true;
return false;
}
else
{
return m_fullString > other.m_fullString;
}
}
};
QList<Section> m_sections;
void parse();
};
MULTIMC_UTIL_EXPORT bool versionIsInInterval(const QString &version, const QString &interval);
MULTIMC_UTIL_EXPORT bool versionIsInInterval(const Version &version, const QString &interval);
}

26
depends/util/include/osutils.h
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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.
*/
#pragma once
#include <QString>
#if defined _WIN32 | defined _WIN64
#define WINDOWS 1
#elif __APPLE__ &__MACH__
#define OSX 1
#elif __linux__
#define LINUX 1
#endif

83
depends/util/include/pathutils.h
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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.
*/
#pragma once
#include <QString>
#include <QDir>
#include "multimc_util_export.h"
MULTIMC_UTIL_EXPORT QString PathCombine(QString path1, QString path2);
MULTIMC_UTIL_EXPORT QString PathCombine(QString path1, QString path2, QString path3);
MULTIMC_UTIL_EXPORT QString AbsolutePath(QString path);
/**
* Resolve an executable
*
* Will resolve:
* single executable (by name)
* relative path
* absolute path
*
* @return absolute path to executable or null string
*/
MULTIMC_UTIL_EXPORT QString ResolveExecutable(QString path);
/**
* Normalize path
*
* Any paths inside the current directory will be normalized to relative paths (to current)
* Other paths will be made absolute
*
* Returns false if the path logic somehow filed (and normalizedPath in invalid)
*/
MULTIMC_UTIL_EXPORT QString NormalizePath(QString path);
MULTIMC_UTIL_EXPORT QString RemoveInvalidFilenameChars(QString string, QChar replaceWith = '-');
MULTIMC_UTIL_EXPORT QString DirNameFromString(QString string, QString inDir = ".");
/**
* Creates all the folders in a path for the specified path
* last segment of the path is treated as a file name and is ignored!
*/
MULTIMC_UTIL_EXPORT bool ensureFilePathExists(QString filenamepath);
/**
* Creates all the folders in a path for the specified path
* last segment of the path is treated as a folder name and is created!
*/
MULTIMC_UTIL_EXPORT bool ensureFolderPathExists(QString filenamepath);
/**
* Copy a folder recursively
*/
MULTIMC_UTIL_EXPORT bool copyPath(const QString &src, const QString &dst, bool follow_symlinks = true);
/**
* Delete a folder recursively
*/
MULTIMC_UTIL_EXPORT bool deletePath(QString path);
/// Opens the given file in the default application.
MULTIMC_UTIL_EXPORT void openFileInDefaultProgram(QString filename);
/// Opens the given directory in the default application.
MULTIMC_UTIL_EXPORT void openDirInDefaultProgram(QString dirpath, bool ensureExists = false);
/// Checks if the a given Path contains "!"
MULTIMC_UTIL_EXPORT bool checkProblemticPathJava(QDir folder);

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depends/util/include/userutils.h
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#pragma once
#include <QString>
#include "multimc_util_export.h"
namespace Util
{
// Get the Directory representing the User's Desktop
MULTIMC_UTIL_EXPORT QString getDesktopDir();
// Create a shortcut at *location*, pointing to *dest* called with the arguments *args*
// call it *name* and assign it the icon *icon*
// return true if operation succeeded
MULTIMC_UTIL_EXPORT bool createShortCut(QString location, QString dest, QStringList args,
QString name, QString iconLocation);
}

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depends/util/src/cmdutils.cpp
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/* Copyright 2013-2015 MultiMC Contributors
*
* Authors: Orochimarufan <orochimarufan.x3@gmail.com>
*
* 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/cmdutils.h"
/**
* @file libutil/src/cmdutils.cpp
*/
namespace Util
{
namespace Commandline
{
// commandline splitter
QStringList splitArgs(QString args)
{
QStringList argv;
QString current;
bool escape = false;
QChar inquotes;
for (int i = 0; i < args.length(); i++)
{
QChar cchar = args.at(i);
// \ escaped
if (escape)
{
current += cchar;
escape = false;
// in "quotes"
}
else if (!inquotes.isNull())
{
if (cchar == 0x5C)
escape = true;
else if (cchar == inquotes)
inquotes = 0;
else
current += cchar;
// otherwise
}
else
{
if (cchar == 0x20)
{
if (!current.isEmpty())
{
argv << current;
current.clear();
}
}
else if (cchar == 0x22 || cchar == 0x27)
inquotes = cchar;
else
current += cchar;
}
}
if (!current.isEmpty())
argv << current;
return argv;
}
Parser::Parser(FlagStyle::Enum flagStyle, ArgumentStyle::Enum argStyle)
{
m_flagStyle = flagStyle;
m_argStyle = argStyle;
}
// styles setter/getter
void Parser::setArgumentStyle(ArgumentStyle::Enum style)
{
m_argStyle = style;
}
ArgumentStyle::Enum Parser::argumentStyle()
{
return m_argStyle;
}
void Parser::setFlagStyle(FlagStyle::Enum style)
{
m_flagStyle = style;
}
FlagStyle::Enum Parser::flagStyle()
{
return m_flagStyle;
}
// setup methods
void Parser::addSwitch(QString name, bool def)
{
if (m_params.contains(name))
throw "Name not unique";
OptionDef *param = new OptionDef;
param->type = otSwitch;
param->name = name;
param->metavar = QString("<%1>").arg(name);
param->def = def;
m_options[name] = param;
m_params[name] = (CommonDef *)param;
m_optionList.append(param);
}
void Parser::addOption(QString name, QVariant def)
{
if (m_params.contains(name))
throw "Name not unique";
OptionDef *param = new OptionDef;
param->type = otOption;
param->name = name;
param->metavar = QString("<%1>").arg(name);
param->def = def;
m_options[name] = param;
m_params[name] = (CommonDef *)param;
m_optionList.append(param);
}
void Parser::addArgument(QString name, bool required, QVariant def)
{
if (m_params.contains(name))
throw "Name not unique";
PositionalDef *param = new PositionalDef;
param->name = name;
param->def = def;
param->required = required;
param->metavar = name;
m_positionals.append(param);
m_params[name] = (CommonDef *)param;
}
void Parser::addDocumentation(QString name, QString doc, QString metavar)
{
if (!m_params.contains(name))
throw "Name does not exist";
CommonDef *param = m_params[name];
param->doc = doc;
if (!metavar.isNull())
param->metavar = metavar;
}
void Parser::addShortOpt(QString name, QChar flag)
{
if (!m_params.contains(name))
throw "Name does not exist";
if (!m_options.contains(name))
throw "Name is not an Option or Swtich";
OptionDef *param = m_options[name];
m_flags[flag] = param;
param->flag = flag;
}
// help methods
QString Parser::compileHelp(QString progName, int helpIndent, bool useFlags)
{
QStringList help;
help << compileUsage(progName, useFlags) << "\r\n";
// positionals
if (!m_positionals.isEmpty())
{
help << "\r\n";
help << "Positional arguments:\r\n";
QListIterator<PositionalDef *> it2(m_positionals);
while (it2.hasNext())
{
PositionalDef *param = it2.next();
help << " " << param->metavar;
help << " " << QString(helpIndent - param->metavar.length() - 1, ' ');
help << param->doc << "\r\n";
}
}
// Options
if (!m_optionList.isEmpty())
{
help << "\r\n";
QString optPrefix, flagPrefix;
getPrefix(optPrefix, flagPrefix);
help << "Options & Switches:\r\n";
QListIterator<OptionDef *> it(m_optionList);
while (it.hasNext())
{
OptionDef *option = it.next();
help << " ";
int nameLength = optPrefix.length() + option->name.length();
if (!option->flag.isNull())
{
nameLength += 3 + flagPrefix.length();
help << flagPrefix << option->flag << ", ";
}
help << optPrefix << option->name;
if (option->type == otOption)
{
QString arg = QString("%1%2").arg(
((m_argStyle == ArgumentStyle::Equals) ? "=" : " "), option->metavar);
nameLength += arg.length();
help << arg;
}
help << " " << QString(helpIndent - nameLength - 1, ' ');
help << option->doc << "\r\n";
}
}
return help.join("");
}
QString Parser::compileUsage(QString progName, bool useFlags)
{
QStringList usage;
usage << "Usage: " << progName;
QString optPrefix, flagPrefix;
getPrefix(optPrefix, flagPrefix);
// options
QListIterator<OptionDef *> it(m_optionList);
while (it.hasNext())
{
OptionDef *option = it.next();
usage << " [";
if (!option->flag.isNull() && useFlags)
usage << flagPrefix << option->flag;
else
usage << optPrefix << option->name;
if (option->type == otOption)
usage << ((m_argStyle == ArgumentStyle::Equals) ? "=" : " ") << option->metavar;
usage << "]";
}
// arguments
QListIterator<PositionalDef *> it2(m_positionals);
while (it2.hasNext())
{
PositionalDef *param = it2.next();
usage << " " << (param->required ? "<" : "[");
usage << param->metavar;
usage << (param->required ? ">" : "]");
}
return usage.join("");
}
// parsing
QHash<QString, QVariant> Parser::parse(QStringList argv)
{
QHash<QString, QVariant> map;
QStringListIterator it(argv);
QString programName = it.next();
QString optionPrefix;
QString flagPrefix;
QListIterator<PositionalDef *> positionals(m_positionals);
QStringList expecting;
getPrefix(optionPrefix, flagPrefix);
while (it.hasNext())
{
QString arg = it.next();
if (!expecting.isEmpty())
// we were expecting an argument
{
QString name = expecting.first();
/*
if (map.contains(name))
throw ParsingError(
QString("Option %2%1 was given multiple times").arg(name, optionPrefix));
*/
map[name] = QVariant(arg);
expecting.removeFirst();
continue;
}
if (arg.startsWith(optionPrefix))
// we have an option
{
// qDebug("Found option %s", qPrintable(arg));
QString name = arg.mid(optionPrefix.length());
QString equals;
if ((m_argStyle == ArgumentStyle::Equals ||
m_argStyle == ArgumentStyle::SpaceAndEquals) &&
name.contains("="))
{
int i = name.indexOf("=");
equals = name.mid(i + 1);
name = name.left(i);
}
if (m_options.contains(name))
{
/*
if (map.contains(name))
throw ParsingError(QString("Option %2%1 was given multiple times")
.arg(name, optionPrefix));
*/
OptionDef *option = m_options[name];
if (option->type == otSwitch)
map[name] = true;
else // if (option->type == otOption)
{
if (m_argStyle == ArgumentStyle::Space)
expecting.append(name);
else if (!equals.isNull())
map[name] = equals;
else if (m_argStyle == ArgumentStyle::SpaceAndEquals)
expecting.append(name);
else
throw ParsingError(QString("Option %2%1 reqires an argument.")
.arg(name, optionPrefix));
}
continue;
}
throw ParsingError(QString("Unknown Option %2%1").arg(name, optionPrefix));
}
if (arg.startsWith(flagPrefix))
// we have (a) flag(s)
{
// qDebug("Found flags %s", qPrintable(arg));
QString flags = arg.mid(flagPrefix.length());
QString equals;
if ((m_argStyle == ArgumentStyle::Equals ||
m_argStyle == ArgumentStyle::SpaceAndEquals) &&
flags.contains("="))
{
int i = flags.indexOf("=");
equals = flags.mid(i + 1);
flags = flags.left(i);
}
for (int i = 0; i < flags.length(); i++)
{
QChar flag = flags.at(i);
if (!m_flags.contains(flag))
throw ParsingError(QString("Unknown flag %2%1").arg(flag, flagPrefix));
OptionDef *option = m_flags[flag];
/*
if (map.contains(option->name))
throw ParsingError(QString("Option %2%1 was given multiple times")
.arg(option->name, optionPrefix));
*/
if (option->type == otSwitch)
map[option->name] = true;
else // if (option->type == otOption)
{
if (m_argStyle == ArgumentStyle::Space)
expecting.append(option->name);
else if (!equals.isNull())
if (i == flags.length() - 1)
map[option->name] = equals;
else
throw ParsingError(QString("Flag %4%2 of Argument-requiring Option "
"%1 not last flag in %4%3")
.arg(option->name, flag, flags, flagPrefix));
else if (m_argStyle == ArgumentStyle::SpaceAndEquals)
expecting.append(option->name);
else
throw ParsingError(QString("Option %1 reqires an argument. (flag %3%2)")
.arg(option->name, flag, flagPrefix));
}
}
continue;
}
// must be a positional argument
if (!positionals.hasNext())
throw ParsingError(QString("Don't know what to do with '%1'").arg(arg));
PositionalDef *param = positionals.next();
map[param->name] = arg;
}
// check if we're missing something
if (!expecting.isEmpty())
throw ParsingError(QString("Was still expecting arguments for %2%1").arg(
expecting.join(QString(", ") + optionPrefix), optionPrefix));
while (positionals.hasNext())
{
PositionalDef *param = positionals.next();
if (param->required)
throw ParsingError(
QString("Missing required positional argument '%1'").arg(param->name));
else
map[param->name] = param->def;
}
// fill out gaps
QListIterator<OptionDef *> iter(m_optionList);
while (iter.hasNext())
{
OptionDef *option = iter.next();
if (!map.contains(option->name))
map[option->name] = option->def;
}
return map;
}
// clear defs
void Parser::clear()
{
m_flags.clear();
m_params.clear();
m_options.clear();
QMutableListIterator<OptionDef *> it(m_optionList);
while (it.hasNext())
{
OptionDef *option = it.next();
it.remove();
delete option;
}
QMutableListIterator<PositionalDef *> it2(m_positionals);
while (it2.hasNext())
{
PositionalDef *arg = it2.next();
it2.remove();
delete arg;
}
}
// Destructor
Parser::~Parser()
{
clear();
}
// getPrefix
void Parser::getPrefix(QString &opt, QString &flag)
{
if (m_flagStyle == FlagStyle::Windows)
opt = flag = "/";
else if (m_flagStyle == FlagStyle::Unix)
opt = flag = "-";
// else if (m_flagStyle == FlagStyle::GNU)
else
{
opt = "--";
flag = "-";
}
}
// ParsingError
ParsingError::ParsingError(const QString &what) : std::runtime_error(what.toStdString())
{
}
}
}

141
depends/util/src/modutils.cpp
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@ -1,141 +0,0 @@
#include "include/modutils.h"
#include <QStringList>
#include <QUrl>
#include <QRegularExpression>
#include <QRegularExpressionMatch>
Util::Version::Version(const QString &str) : m_string(str)
{
parse();
}
bool Util::Version::operator<(const Version &other) const
{
const int size = qMax(m_sections.size(), other.m_sections.size());
for (int i = 0; i < size; ++i)
{
const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
const Section sec2 =
(i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
if (sec1 != sec2)
{
return sec1 < sec2;
}
}
return false;
}
bool Util::Version::operator<=(const Util::Version &other) const
{
return *this < other || *this == other;
}
bool Util::Version::operator>(const Version &other) const
{
const int size = qMax(m_sections.size(), other.m_sections.size());
for (int i = 0; i < size; ++i)
{
const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
const Section sec2 =
(i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
if (sec1 != sec2)
{
return sec1 > sec2;
}
}
return false;
}
bool Util::Version::operator>=(const Version &other) const
{
return *this > other || *this == other;
}
bool Util::Version::operator==(const Version &other) const
{
const int size = qMax(m_sections.size(), other.m_sections.size());
for (int i = 0; i < size; ++i)
{
const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
const Section sec2 =
(i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
if (sec1 != sec2)
{
return false;
}
}
return true;
}
bool Util::Version::operator!=(const Version &other) const
{
return !operator==(other);
}
void Util::Version::parse()
{
m_sections.clear();
QStringList parts = m_string.split('.');
for (const auto part : parts)
{
m_sections.append(Section(part));
}
}
bool Util::versionIsInInterval(const QString &version, const QString &interval)
{
return versionIsInInterval(Util::Version(version), interval);
}
bool Util::versionIsInInterval(const Version &version, const QString &interval)
{
if (interval.isEmpty() || version.toString() == interval)
{
return true;
}
// Interval notation is used
QRegularExpression exp(
"(?<start>[\\[\\]\\(\\)])(?<bottom>.*?)(,(?<top>.*?))?(?<end>[\\[\\]\\(\\)]),?");
QRegularExpressionMatch match = exp.match(interval);
if (match.hasMatch())
{
const QChar start = match.captured("start").at(0);
const QChar end = match.captured("end").at(0);
const QString bottom = match.captured("bottom");
const QString top = match.captured("top");
// check if in range (bottom)
if (!bottom.isEmpty())
{
const auto bottomVersion = Util::Version(bottom);
if ((start == '[') && !(version >= bottomVersion))
{
return false;
}
else if ((start == '(') && !(version > bottomVersion))
{
return false;
}
}
// check if in range (top)
if (!top.isEmpty())
{
const auto topVersion = Util::Version(top);
if ((end == ']') && !(version <= topVersion))
{
return false;
}
else if ((end == ')') && !(version < topVersion))
{
return false;
}
}
return true;
}
return false;
}

268
depends/util/src/pathutils.cpp
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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();
}
QString ResolveExecutable(QString path)
{
if (path.isEmpty())
{
return QString();
}
if(!path.contains('/'))
{
path = QStandardPaths::findExecutable(path);
}
QFileInfo pathInfo(path);
if(!pathInfo.exists() || !pathInfo.isExecutable())
{
return QString();
}
return pathInfo.absoluteFilePath();
}
/**
* 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);
}

126
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#include "include/userutils.h"
#include <QStandardPaths>
#include <QFile>
#include <QTextStream>
#include "include/osutils.h"
#include "include/pathutils.h"
// Win32 crap
#if WINDOWS
#include <windows.h>
#include <winnls.h>
#include <shobjidl.h>
#include <objbase.h>
#include <objidl.h>
#include <shlguid.h>
#include <shlobj.h>
bool called_coinit = false;
HRESULT CreateLink(LPCSTR linkPath, LPCSTR targetPath, LPCSTR args)
{
HRESULT hres;
if (!called_coinit)
{
hres = CoInitialize(NULL);
called_coinit = true;
if (!SUCCEEDED(hres))
{
qWarning("Failed to initialize COM. Error 0x%08X", hres);
return hres;
}
}
IShellLink *link;
hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink,
(LPVOID *)&link);
if (SUCCEEDED(hres))
{
IPersistFile *persistFile;
link->SetPath(targetPath);
link->SetArguments(args);
hres = link->QueryInterface(IID_IPersistFile, (LPVOID *)&persistFile);
if (SUCCEEDED(hres))
{
WCHAR wstr[MAX_PATH];
MultiByteToWideChar(CP_ACP, 0, linkPath, -1, wstr, MAX_PATH);
hres = persistFile->Save(wstr, TRUE);
persistFile->Release();
}
link->Release();
}
return hres;
}
#endif
QString Util::getDesktopDir()
{
return QStandardPaths::writableLocation(QStandardPaths::DesktopLocation);
}
// Cross-platform Shortcut creation
bool Util::createShortCut(QString location, QString dest, QStringList args, QString name,
QString icon)
{
#if LINUX
location = PathCombine(location, name + ".desktop");
QFile f(location);
f.open(QIODevice::WriteOnly | QIODevice::Text);
QTextStream stream(&f);
QString argstring;
if (!args.empty())
argstring = " '" + args.join("' '") + "'";
stream << "[Desktop Entry]"
<< "\n";
stream << "Type=Application"
<< "\n";
stream << "TryExec=" << dest.toLocal8Bit() << "\n";
stream << "Exec=" << dest.toLocal8Bit() << argstring.toLocal8Bit() << "\n";
stream << "Name=" << name.toLocal8Bit() << "\n";
stream << "Icon=" << icon.toLocal8Bit() << "\n";
stream.flush();
f.close();
f.setPermissions(f.permissions() | QFileDevice::ExeOwner | QFileDevice::ExeGroup |
QFileDevice::ExeOther);
return true;
#elif WINDOWS
// TODO: Fix
// QFile file(PathCombine(location, name + ".lnk"));
// WCHAR *file_w;
// WCHAR *dest_w;
// WCHAR *args_w;
// file.fileName().toWCharArray(file_w);
// dest.toWCharArray(dest_w);
// QString argStr;
// for (int i = 0; i < args.count(); i++)
// {
// argStr.append(args[i]);
// argStr.append(" ");
// }
// argStr.toWCharArray(args_w);
// return SUCCEEDED(CreateLink(file_w, dest_w, args_w));
return false;
#else
qWarning("Desktop Shortcuts not supported on your platform!");
return false;
#endif
}