148 lines
5.2 KiB
C++
148 lines
5.2 KiB
C++
#include "InstanceCopyTask.h"
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#include "settings/INISettingsObject.h"
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#include "FileSystem.h"
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#include "NullInstance.h"
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#include "pathmatcher/RegexpMatcher.h"
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#include <QtConcurrentRun>
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#include <QDebug>
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InstanceCopyTask::InstanceCopyTask(InstancePtr origInstance, const InstanceCopyPrefs& prefs)
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{
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m_origInstance = origInstance;
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m_keepPlaytime = prefs.isKeepPlaytimeEnabled();
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m_useLinks = prefs.isUseSymLinksEnabled();
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m_linkRecursively = prefs.isLinkRecursivelyEnabled();
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m_useHardLinks = prefs.isLinkRecursivelyEnabled() && prefs.isUseHardLinksEnabled();
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m_copySaves = prefs.isLinkRecursivelyEnabled() && prefs.isDontLinkSavesEnabled() && prefs.isCopySavesEnabled();
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m_useClone = prefs.isUseCloneEnabled();
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QString filters = prefs.getSelectedFiltersAsRegex();
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if (m_useLinks || m_useHardLinks) {
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if (!filters.isEmpty()) filters += "|";
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filters += "instance.cfg";
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}
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qDebug() << "CopyFilters:" << filters;
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if (!filters.isEmpty())
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{
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// Set regex filter:
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// FIXME: get this from the original instance type...
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auto matcherReal = new RegexpMatcher(filters);
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matcherReal->caseSensitive(false);
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m_matcher.reset(matcherReal);
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}
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}
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void InstanceCopyTask::executeTask()
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{
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setStatus(tr("Copying instance %1").arg(m_origInstance->name()));
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auto copySaves = [&](){
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FS::copy savesCopy(FS::PathCombine(m_origInstance->instanceRoot(), "saves") , FS::PathCombine(m_stagingPath, "saves"));
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savesCopy.followSymlinks(true);
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return savesCopy();
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};
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m_copyFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this, copySaves]{
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if (m_useClone) {
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FS::clone folderClone(m_origInstance->instanceRoot(), m_stagingPath);
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folderClone.matcher(m_matcher.get());
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return folderClone();
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} else if (m_useLinks || m_useHardLinks) {
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FS::create_link folderLink(m_origInstance->instanceRoot(), m_stagingPath);
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int depth = m_linkRecursively ? -1 : 0; // we need to at least link the top level instead of the instance folder
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folderLink.linkRecursively(true).setMaxDepth(depth).useHardLinks(m_useHardLinks).matcher(m_matcher.get());
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bool there_were_errors = false;
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if(!folderLink()){
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#if defined Q_OS_WIN32
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if (!m_useHardLinks) {
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qDebug() << "EXPECTED: Link failure, Windows requires permissions for symlinks";
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qDebug() << "atempting to run with privelage";
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QEventLoop loop;
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bool got_priv_results = false;
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connect(&folderLink, &FS::create_link::finishedPrivlaged, this, [&](bool gotResults){
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if (!gotResults) {
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qDebug() << "Privlaged run exited without results!";
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}
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got_priv_results = gotResults;
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loop.quit();
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});
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folderLink.runPrivlaged();
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loop.exec(); // wait for the finished signal
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for (auto result : folderLink.getResults()) {
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if (result.err_value != 0) {
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there_were_errors = true;
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}
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}
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if (m_copySaves) {
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there_were_errors |= !copySaves();
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}
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return got_priv_results && !there_were_errors;
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} else {
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qDebug() << "Link Failed!" << folderLink.getOSError().value() << folderLink.getOSError().message().c_str();
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}
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#else
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qDebug() << "Link Failed!" << folderLink.getOSError().value() << folderLink.getOSError().message().c_str();
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#endif
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return false;
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}
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if (m_copySaves) {
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there_were_errors |= !copySaves();
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}
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return !there_were_errors;
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} else {
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FS::copy folderCopy(m_origInstance->instanceRoot(), m_stagingPath);
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folderCopy.followSymlinks(false).matcher(m_matcher.get());
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return folderCopy();
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}
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});
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connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::finished, this, &InstanceCopyTask::copyFinished);
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connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::canceled, this, &InstanceCopyTask::copyAborted);
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m_copyFutureWatcher.setFuture(m_copyFuture);
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}
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void InstanceCopyTask::copyFinished()
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{
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auto successful = m_copyFuture.result();
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if(!successful)
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{
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emitFailed(tr("Instance folder copy failed."));
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return;
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}
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// FIXME: shouldn't this be able to report errors?
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auto instanceSettings = std::make_shared<INISettingsObject>(FS::PathCombine(m_stagingPath, "instance.cfg"));
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InstancePtr inst(new NullInstance(m_globalSettings, instanceSettings, m_stagingPath));
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inst->setName(name());
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inst->setIconKey(m_instIcon);
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if(!m_keepPlaytime) {
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inst->resetTimePlayed();
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}
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emitSucceeded();
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}
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void InstanceCopyTask::copyAborted()
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{
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emitFailed(tr("Instance folder copy has been aborted."));
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return;
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}
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