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fix: add origonal instance path to allowed_symlinks.txt when copying via symlinks

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Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>
This commit is contained in:
Rachel Powers 2023-06-02 15:48:02 -07:00
parent 954d4d701a
commit f6f32914de
1 changed files with 29 additions and 1 deletions
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30
launcher/InstanceCopyTask.cpp
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@ -39,7 +39,16 @@ void InstanceCopyTask::executeTask()
setStatus(tr("Copying instance %1").arg(m_origInstance->name()));
auto copySaves = [&]() {
FS::copy savesCopy(FS::PathCombine(m_origInstance->instanceRoot(), "saves"), FS::PathCombine(m_stagingPath, "saves"));
QFileInfo mcDir(FS::PathCombine(m_stagingPath, "minecraft"));
QFileInfo dotMCDir(FS::PathCombine(m_stagingPath, ".minecraft"));
QString staging_mc_dir;
if (mcDir.exists() && !dotMCDir.exists())
staging_mc_dir = mcDir.filePath();
else
staging_mc_dir = dotMCDir.filePath();
FS::copy savesCopy(FS::PathCombine(m_origInstance->gameRoot(), "saves"), FS::PathCombine(staging_mc_dir, "saves"));
savesCopy.followSymlinks(true);
return savesCopy();
@ -123,6 +132,7 @@ void InstanceCopyTask::copyFinished()
emitFailed(tr("Instance folder copy failed."));
return;
}
// FIXME: shouldn't this be able to report errors?
auto instanceSettings = std::make_shared<INISettingsObject>(FS::PathCombine(m_stagingPath, "instance.cfg"));
@ -134,6 +144,24 @@ void InstanceCopyTask::copyFinished()
}
if (m_useLinks)
inst->addLinkedInstanceId(m_origInstance->id());
if (m_useLinks) {
auto allowed_symlinks_file = QFileInfo(FS::PathCombine(inst->gameRoot(), "allowed_symlinks.txt"));
QByteArray allowed_symlinks;
if (allowed_symlinks_file.exists()) {
allowed_symlinks.append(FS::read(allowed_symlinks_file.path()));
if (allowed_symlinks.right(1) != "\n")
allowed_symlinks.append("\n"); // we want to be on a new line
}
allowed_symlinks.append(m_origInstance->gameRoot().toUtf8());
allowed_symlinks.append("\n");
if (allowed_symlinks_file.isSymbolicLink())
FS::deletePath(allowed_symlinks_file
.path()); // we dont want to modify the origonal. also make sure the resulting file is not itself a link.
FS::write(allowed_symlinks_file.path(), allowed_symlinks);
}
emitSucceeded();
}