diff options
| -rw-r--r-- | Minecraft.Client/Common/GameRules/GameRuleManager.cpp | 38 |
1 files changed, 29 insertions, 9 deletions
diff --git a/Minecraft.Client/Common/GameRules/GameRuleManager.cpp b/Minecraft.Client/Common/GameRules/GameRuleManager.cpp index ff294a65..95434c08 100644 --- a/Minecraft.Client/Common/GameRules/GameRuleManager.cpp +++ b/Minecraft.Client/Common/GameRules/GameRuleManager.cpp @@ -344,6 +344,7 @@ void GameRuleManager::writeRuleFile(DataOutputStream *dos) // Write schematic files. unordered_map<wstring, ConsoleSchematicFile *> *files; files = getLevelGenerationOptions()->getUnfinishedSchematicFiles(); + dos->writeInt((int)files->size()); for ( auto& it : *files ) { const wstring& filename = it.first; @@ -497,17 +498,36 @@ bool GameRuleManager::readRuleFile(LevelGenerationOptions *lgo, byte *dIn, UINT }*/ // subfile + // Old saves didn't write a numFiles count before the schematic entries. + // Detect this: a real count is small, but a UTF filename prefix reads as a large int. UINT numFiles = contentDis->readInt(); - for (UINT i = 0; i < numFiles; i++) - { - wstring sFilename = contentDis->readUTF(); - int length = contentDis->readInt(); - byteArray ba( length ); - - contentDis->read(ba); - - levelGenerator->loadSchematicFile(sFilename, ba.data, ba.length); + if (lgo->isFromSave() && numFiles > 100) + { + contentDis->skip(-4); + while (true) + { + int peek = contentDis->readInt(); + if (peek <= 100) { contentDis->skip(-4); break; } + contentDis->skip(-4); + + wstring sFilename = contentDis->readUTF(); + int length = contentDis->readInt(); + byteArray ba( length ); + contentDis->read(ba); + levelGenerator->loadSchematicFile(sFilename, ba.data, ba.length); + } + } + else + { + for (UINT i = 0; i < numFiles; i++) + { + wstring sFilename = contentDis->readUTF(); + int length = contentDis->readInt(); + byteArray ba( length ); + contentDis->read(ba); + levelGenerator->loadSchematicFile(sFilename, ba.data, ba.length); + } } LEVEL_GEN_ID lgoID = LEVEL_GEN_ID_NULL; |