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Do the same for LevelDB interface

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kwolekr committed Nov 17, 2013
1 parent aa172bd commit d419e4cbb65d899239fafb5027b16fb9cb564adf
Showing with 74 additions and 61 deletions.
  1. +72 −59 src/database-leveldb.cpp
  2. +2 −2 src/database-sqlite3.cpp
@@ -92,68 +92,81 @@ MapBlock* Database_LevelDB::loadBlock(v3s16 blockpos)
v2s16 p2d(blockpos.X, blockpos.Z);

std::string datastr;
leveldb::Status s = m_database->Get(leveldb::ReadOptions(), i64tos(getBlockAsInteger(blockpos)), &datastr);
leveldb::Status s = m_database->Get(leveldb::ReadOptions(),
i64tos(getBlockAsInteger(blockpos)), &datastr);
if (datastr.length() == 0) {
errorstream << "Blank block data in database (datastr.length() == 0) ("
<< blockpos.X << "," << blockpos.Y << "," << blockpos.Z << ")" << std::endl;

if (g_settings->getBool("ignore_world_load_errors")) {
errorstream << "Ignoring block load error. Duck and cover! "
<< "(ignore_world_load_errors)" << std::endl;
} else {
throw SerializationError("Blank block data in database");
}
}

if(s.ok()) {
/*
Make sure sector is loaded
*/
MapSector *sector = srvmap->createSector(p2d);
if (s.ok()) {
/*
Make sure sector is loaded
*/
MapSector *sector = srvmap->createSector(p2d);

try {
std::istringstream is(datastr, std::ios_base::binary);
u8 version = SER_FMT_VER_INVALID;
is.read((char*)&version, 1);

if(is.fail())
throw SerializationError("ServerMap::loadBlock(): Failed"
" to read MapBlock version");

MapBlock *block = NULL;
bool created_new = false;
block = sector->getBlockNoCreateNoEx(blockpos.Y);
if(block == NULL)
{
block = sector->createBlankBlockNoInsert(blockpos.Y);
created_new = true;
}
// Read basic data
block->deSerialize(is, version, true);
// If it's a new block, insert it to the map
if(created_new)
sector->insertBlock(block);
/*
Save blocks loaded in old format in new format
*/

//if(version < SER_FMT_VER_HIGHEST || save_after_load)
// Only save if asked to; no need to update version
//if(save_after_load)
// saveBlock(block);
// We just loaded it from, so it's up-to-date.
block->resetModified();

}
catch(SerializationError &e)
{
errorstream<<"Invalid block data in database"
<<" ("<<blockpos.X<<","<<blockpos.Y<<","<<blockpos.Z<<")"
<<" (SerializationError): "<<e.what()<<std::endl;
// TODO: Block should be marked as invalid in memory so that it is
// not touched but the game can run

if(g_settings->getBool("ignore_world_load_errors")){
errorstream<<"Ignoring block load error. Duck and cover! "
<<"(ignore_world_load_errors)"<<std::endl;
} else {
throw SerializationError("Invalid block data in database");
//assert(0);
}
}

return srvmap->getBlockNoCreateNoEx(blockpos); // should not be using this here
}
return(NULL);
std::istringstream is(datastr, std::ios_base::binary);
u8 version = SER_FMT_VER_INVALID;
is.read((char *)&version, 1);

if (is.fail())
throw SerializationError("ServerMap::loadBlock(): Failed"
" to read MapBlock version");

MapBlock *block = NULL;
bool created_new = false;
block = sector->getBlockNoCreateNoEx(blockpos.Y);
if (block == NULL)
{
block = sector->createBlankBlockNoInsert(blockpos.Y);
created_new = true;
}

// Read basic data
block->deSerialize(is, version, true);

// If it's a new block, insert it to the map
if (created_new)
sector->insertBlock(block);

/*
Save blocks loaded in old format in new format
*/
//if(version < SER_FMT_VER_HIGHEST || save_after_load)
// Only save if asked to; no need to update version
//if(save_after_load)
// saveBlock(block);
// We just loaded it from, so it's up-to-date.
block->resetModified();
}
catch (SerializationError &e)
{
errorstream << "Invalid block data in database"
<< " (" << blockpos.X << "," << blockpos.Y << "," << blockpos.Z
<< ") (SerializationError): " << e.what() << std::endl;
// TODO: Block should be marked as invalid in memory so that it is
// not touched but the game can run

if (g_settings->getBool("ignore_world_load_errors")) {
errorstream << "Ignoring block load error. Duck and cover! "
<< "(ignore_world_load_errors)" << std::endl;
} else {
throw SerializationError("Invalid block data in database");
//assert(0);
}
}

return srvmap->getBlockNoCreateNoEx(blockpos); // should not be using this here
}
return NULL;
}

void Database_LevelDB::listAllLoadableBlocks(std::list<v3s16> &dst)
@@ -247,7 +247,7 @@ MapBlock* Database_SQLite3::loadBlock(v3s16 blockpos)
std::istringstream is(datastr, std::ios_base::binary);

u8 version = SER_FMT_VER_INVALID;
is.read((char*)&version, 1);
is.read((char *)&version, 1);

if (is.fail())
throw SerializationError("ServerMap::loadBlock(): Failed"
@@ -280,7 +280,7 @@ MapBlock* Database_SQLite3::loadBlock(v3s16 blockpos)
// We just loaded it from, so it's up-to-date.
block->resetModified();
}
catch(SerializationError &e)
catch (SerializationError &e)
{
errorstream << "Invalid block data in database"
<< " (" << blockpos.X << "," << blockpos.Y << "," << blockpos.Z << ")"

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