pollymc/backend/ModList.cpp
2013-08-14 08:13:41 +02:00

419 lines
8.7 KiB
C++

//
// Copyright 2012 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 "ModList.h"
#include "LegacyInstance.h"
#include <pathutils.h>
ModList::ModList ( const QString& dir ) : QObject(), m_dir(dir)
{
m_dir.setFilter(QDir::Readable | QDir::NoDotAndDotDot | QDir::Files | QDir::Dirs | QDir::NoSymLinks);
m_dir.setSorting(QDir::Name);
update();
}
bool ModList::update()
{
if (!isValid())
return false;
bool initial = mods.empty();
bool listChanged = false;
auto list = m_dir.entryInfoList();
for(auto entry: list)
{
Mod mod(entry);
if (initial || !mods.contains(mod))
{
mods.push_back(mod);
listChanged = true;
}
}
return listChanged;
}
bool ModList::isValid()
{
return m_dir.exists() && m_dir.isReadable();
}
bool ModList::installMod ( const QFileInfo& filename, size_t index )
{
if(!filename.exists() || !filename.isReadable())
{
return false;
}
Mod m(filename);
if(!m.valid())
return false;
// if it's already there, replace the original mod (in place)
int idx = mods.indexOf(m);
if(idx != -1)
{
if(mods[idx].replace(m))
{
emit changed();
return true;
}
return false;
}
auto type = m.type();
if(type == Mod::MOD_UNKNOWN)
return false;
if(type == Mod::MOD_SINGLEFILE || type == Mod::MOD_ZIPFILE)
{
QString newpath = PathCombine(m_dir.path(), filename.fileName());
if(!QFile::copy(filename.filePath(), newpath))
return false;
m.repath(newpath);
mods.append(m);
emit changed();
return true;
}
else if(type == Mod::MOD_FOLDER)
{
QString newpath = PathCombine(m_dir.path(), filename.fileName());
if(!copyPath(filename.filePath(), newpath))
return false;
m.repath(newpath);
mods.append(m);
emit changed();
return true;
}
return false;
}
bool ModList::deleteMod ( size_t index )
{
if(index >= mods.size())
return false;
Mod & m = mods[index];
if(m.destroy())
{
mods.erase(mods.begin() + index);
emit changed();
return true;
}
return false;
}
/*
ModList::ModList(const QString &dir)
: modsFolder(dir)
{
}
bool ModList::update(bool quickLoad)
{
bool listChanged = false;
// Check for mods in the list whose files do not exist and remove them from the list.
// If doing a quickLoad, erase the whole list.
for (size_t i = 0; i < size(); i++)
{
if (quickLoad || !at(i).GetFileName().FileExists())
{
erase(begin() + i);
i--;
listChanged = true;
}
}
// Add any mods in the mods folder that aren't already in the list.
if (LoadModListFromDir(QString(), quickLoad))
listChanged = true;
return listChanged;
}
bool ModList::LoadModListFromDir(const QString& loadFrom, bool quickLoad)
{
QString dir(loadFrom.isEmpty() ? modsFolder : loadFrom);
QDir modDir(dir);
if (!modDir.exists())
return false;
bool listChanged = false;
auto list = modDir.entryInfoList(QDir::Readable|QDir::NoDotAndDotDot, QDir::Name);
for(auto currentFile: list)
{
if (currentFile.isFile())
{
if (quickLoad || FindByFilename(currentFile.absoluteFilePath()) == nullptr)
{
Mod mod(currentFile.absoluteFilePath());
push_back(mod);
listChanged = true;
}
}
else if (currentFile.isDir())
{
if (LoadModListFromDir(currentFile.absoluteFilePath()))
listChanged = true;
}
}
return listChanged;
}
Mod *ModList::FindByFilename(const QString& filename)
{
// Search the list for a mod with the given filename.
for (auto iter = begin(); iter != end(); ++iter)
{
if (iter->GetFileName() == QFileInfo(filename))
return &(*iter);
}
// If nothing is found, return nullptr.
return nullptr;
}
int ModList::FindIndexByFilename(const QString& filename)
{
// Search the list for a mod with the given filename.
int i = 0;
for (auto iter = begin(); iter != end(); ++iter, i++)
{
if (iter->GetFileName() == QFileInfo(filename))
return i;
}
// If nothing is found, return nullptr.
return -1;
}
Mod* ModList::FindByID(const QString& modID, const QString& modVersion)
{
// Search the list for a mod that matches
for (auto iter = begin(); iter != end(); ++iter)
{
QString ID = iter->GetModID();
QString version = iter->GetModVersion();
if ( ID == modID && version == modVersion)
return &(*iter);
}
// If nothing is found, return nullptr.
return nullptr;
}
void ModList::LoadFromFile(const QString& file)
{
if (!wxFileExists(file))
return;
wxFFileInputStream inputStream(file);
wxArrayString modListFile = ReadAllLines(inputStream);
for (wxArrayString::iterator iter = modListFile.begin(); iter != modListFile.end(); iter++)
{
// Normalize the path to the instMods dir.
wxFileName modFile(*iter);
modFile.Normalize(wxPATH_NORM_ALL, modsFolder);
modFile.MakeRelativeTo();
// if the file is gone, do not load it
if(!modFile.Exists())
{
continue;
}
if (FindByFilename(modFile.GetFullPath()) == nullptr)
{
push_back(Mod(modFile));
}
}
}
void ModList::SaveToFile(const QString& file)
{
QString text;
for (iterator iter = begin(); iter != end(); ++iter)
{
wxFileName modFile = iter->GetFileName();
modFile.MakeRelativeTo(modsFolder);
text.append(modFile.GetFullPath());
text.append("\n");
}
wxTempFileOutputStream out(file);
WriteAllText(out, text);
out.Commit();
}
bool ModList::InsertMod(size_t index, const QString &filename, const QString& saveToFile)
{
QFileInfo source(filename);
QFileInfo dest(PathCombine(modsFolder, source.fileName()));
if (source != dest)
{
QFile::copy(source.absoluteFilePath(), dest.absoluteFilePath());
}
int oldIndex = FindIndexByFilename(dest.absoluteFilePath());
if (oldIndex != -1)
{
erase(begin() + oldIndex);
}
if (index >= size())
push_back(Mod(dest));
else
insert(begin() + index, Mod(dest));
if (!saveToFile.isEmpty())
SaveToFile(saveToFile);
return true;
}
bool ModList::DeleteMod(size_t index, const QString& saveToFile)
{
Mod *mod = &at(index);
if(mod->GetModType() == Mod::MOD_FOLDER)
{
QDir dir(mod->GetFileName().absoluteFilePath());
if(dir.removeRecursively())
{
erase(begin() + index);
if (!saveToFile.isEmpty())
SaveToFile(saveToFile);
return true;
}
else
{
// wxLogError(_("Failed to delete mod."));
}
}
else if (QFile(mod->GetFileName().absoluteFilePath()).remove())
{
erase(begin() + index);
if (!saveToFile.isEmpty())
SaveToFile(saveToFile);
return true;
}
else
{
// wxLogError(_("Failed to delete mod."));
}
return false;
}
bool JarModList::InsertMod(size_t index, const QString &filename, const QString& saveToFile)
{
QString saveFile = saveToFile;
if (saveToFile.isEmpty())
saveFile = m_inst->GetModListFile().GetFullPath();
if (ModList::InsertMod(index, filename, saveFile))
{
m_inst->setLWJGLVersion(true);
return true;
}
return false;
}
bool JarModList::DeleteMod(size_t index, const QString& saveToFile)
{
QString saveFile = saveToFile;
if (saveToFile.IsEmpty())
saveFile = m_inst->GetModListFile().GetFullPath();
if (ModList::DeleteMod(index, saveFile))
{
m_inst->SetNeedsRebuild();
return true;
}
return false;
}
bool JarModList::UpdateModList(bool quickLoad)
{
if (ModList::UpdateModList(quickLoad))
{
m_inst->SetNeedsRebuild();
return true;
}
return false;
}
bool FolderModList::LoadModListFromDir(const QString& loadFrom, bool quickLoad)
{
QString dir(loadFrom.IsEmpty() ? modsFolder : loadFrom);
if (!wxDirExists(dir))
return false;
bool listChanged = false;
wxDir modDir(dir);
if (!modDir.IsOpened())
{
wxLogError(_("Failed to open directory: ") + dir);
return false;
}
QString currentFile;
if (modDir.GetFirst(&currentFile))
{
do
{
wxFileName modFile(Path::Combine(dir, currentFile));
if (wxFileExists(modFile.GetFullPath()) || wxDirExists(modFile.GetFullPath()))
{
if (quickLoad || FindByFilename(modFile.GetFullPath()) == nullptr)
{
Mod mod(modFile.GetFullPath());
push_back(mod);
listChanged = true;
}
}
} while (modDir.GetNext(&currentFile));
}
return listChanged;
}
bool ModNameSort (const Mod & i,const Mod & j)
{
if(i.GetModType() == j.GetModType())
return (i.GetName().toLower() < j.GetName().toLower());
return (i.GetModType() < j.GetModType());
}
bool FolderModList::UpdateModList ( bool quickLoad )
{
bool changed = ModList::UpdateModList(quickLoad);
std::sort(begin(),end(),ModNameSort);
return changed;
}
*/