diff options
Diffstat (limited to 'api/logic')
-rw-r--r-- | api/logic/minecraft/SimpleModList.cpp | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/api/logic/minecraft/SimpleModList.cpp b/api/logic/minecraft/SimpleModList.cpp index e8583a35..adab5ba4 100644 --- a/api/logic/minecraft/SimpleModList.cpp +++ b/api/logic/minecraft/SimpleModList.cpp @@ -145,11 +145,30 @@ bool SimpleModList::installMod(const QString &filename) return false; if (type == Mod::MOD_SINGLEFILE || type == Mod::MOD_ZIPFILE || type == Mod::MOD_LITEMOD) { - QString newpath = FS::PathCombine(m_dir.path(), fileinfo.fileName()); + auto newpath = FS::PathCombine(m_dir.path(), fileinfo.fileName()); + // if it's already there, rename it and disable it. if there was already an old thing, remove it. if(QFile::exists(newpath)) - QFile::remove(newpath); + { + auto olddisabledpath = newpath + "-old.disabled"; + if(QFile::exists(olddisabledpath)) + { + if(!QFile::remove(olddisabledpath)) + { + // FIXME: report error correctly + return false; + } + } + if(!QFile::rename(newpath, olddisabledpath)) + { + // FIXME: report error correctly + return false; + } + } if (!QFile::copy(fileinfo.filePath(), newpath)) + { + // FIXME: report error correctly return false; + } FS::updateTimestamp(newpath); m.repath(newpath); update(); |