diff options
Diffstat (limited to 'src/environment.cpp')
| -rw-r--r-- | src/environment.cpp | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/src/environment.cpp b/src/environment.cpp index 51ed05422..9d64ff58a 100644 --- a/src/environment.cpp +++ b/src/environment.cpp @@ -18,6 +18,7 @@ with this program; if not, write to the Free Software Foundation, Inc., */ #include "environment.h" +#include "filesys.h" Environment::Environment(Map *map, std::ostream &dout): m_dout(dout) @@ -192,6 +193,7 @@ void Environment::addPlayer(Player *player) DSTACK(__FUNCTION_NAME); /* Check that only one local player exists and peer_ids are unique. + Also check that names are unique. Exception: there can be multiple players with peer_id=0 */ #ifndef SERVER @@ -201,8 +203,12 @@ void Environment::addPlayer(Player *player) */ assert(!(player->isLocal() == true && getLocalPlayer() != NULL)); #endif + // If peer id is non-zero, it has to be unique. if(player->peer_id != 0) assert(getPlayer(player->peer_id) == NULL); + // Name has to be unique. + assert(getPlayer(player->getName()) == NULL); + // Add. m_players.push_back(player); } @@ -300,6 +306,181 @@ void Environment::printPlayers(std::ostream &o) } } +void Environment::serializePlayers(const std::string &savedir) +{ + std::string players_path = savedir + "/players"; + fs::CreateDir(players_path); + + core::map<Player*, bool> saved_players; + + std::vector<fs::DirListNode> player_files = fs::GetDirListing(players_path); + for(u32 i=0; i<player_files.size(); i++) + { + if(player_files[i].dir) + continue; + + // Full path to this file + std::string path = players_path + "/" + player_files[i].name; + + dstream<<"Checking player file "<<path<<std::endl; + + // Load player to see what is its name + ServerRemotePlayer testplayer; + { + // Open file and deserialize + std::ifstream is(path.c_str(), std::ios_base::binary); + if(is.good() == false) + { + dstream<<"Failed to read "<<path<<std::endl; + continue; + } + testplayer.deSerialize(is); + } + + dstream<<"Loaded test player with name "<<testplayer.getName()<<std::endl; + + // Search for the player + std::string playername = testplayer.getName(); + Player *player = getPlayer(playername.c_str()); + if(player == NULL) + { + dstream<<"Didn't find matching player, ignoring file."<<std::endl; + continue; + } + + dstream<<"Found matching player, overwriting."<<std::endl; + + // OK, found. Save player there. + { + // Open file and serialize + std::ofstream os(path.c_str(), std::ios_base::binary); + if(os.good() == false) + { + dstream<<"Failed to overwrite "<<path<<std::endl; + continue; + } + player->serialize(os); + saved_players.insert(player, true); + } + } + + for(core::list<Player*>::Iterator i = m_players.begin(); + i != m_players.end(); i++) + { + Player *player = *i; + if(saved_players.find(player) != NULL) + { + dstream<<"Player "<<player->getName() + <<" was already saved."<<std::endl; + continue; + } + std::string playername = player->getName(); + // Don't save unnamed player + if(playername == "") + { + dstream<<"Not saving unnamed player."<<std::endl; + continue; + } + /* + Find a sane filename + */ + if(string_allowed(playername, PLAYERNAME_ALLOWED_CHARS) == false) + playername = "player"; + std::string path = players_path + "/" + playername; + bool found = false; + for(u32 i=0; i<1000; i++) + { + if(fs::PathExists(path) == false) + { + found = true; + break; + } + path = players_path + "/" + playername + itos(i); + } + if(found == false) + { + dstream<<"Didn't find free file for player"<<std::endl; + continue; + } + + { + dstream<<"Saving player "<<player->getName()<<" to " + <<path<<std::endl; + // Open file and serialize + std::ofstream os(path.c_str(), std::ios_base::binary); + if(os.good() == false) + { + dstream<<"Failed to overwrite "<<path<<std::endl; + continue; + } + player->serialize(os); + saved_players.insert(player, true); + } + } +} + +void Environment::deSerializePlayers(const std::string &savedir) +{ + std::string players_path = savedir + "/players"; + + core::map<Player*, bool> saved_players; + + std::vector<fs::DirListNode> player_files = fs::GetDirListing(players_path); + for(u32 i=0; i<player_files.size(); i++) + { + if(player_files[i].dir) + continue; + + // Full path to this file + std::string path = players_path + "/" + player_files[i].name; + + dstream<<"Checking player file "<<path<<std::endl; + + // Load player to see what is its name + ServerRemotePlayer testplayer; + { + // Open file and deserialize + std::ifstream is(path.c_str(), std::ios_base::binary); + if(is.good() == false) + { + dstream<<"Failed to read "<<path<<std::endl; + continue; + } + testplayer.deSerialize(is); + } + + dstream<<"Loaded test player with name "<<testplayer.getName()<<std::endl; + + // Search for the player + std::string playername = testplayer.getName(); + Player *player = getPlayer(playername.c_str()); + bool newplayer = false; + if(player == NULL) + { + dstream<<"Is a new player"<<std::endl; + player = new ServerRemotePlayer(); + newplayer = true; + } + + // Load player + { + dstream<<"Reading player "<<testplayer.getName()<<" from " + <<path<<std::endl; + // Open file and deserialize + std::ifstream is(path.c_str(), std::ios_base::binary); + if(is.good() == false) + { + dstream<<"Failed to read "<<path<<std::endl; + continue; + } + player->deSerialize(is); + } + + if(newplayer) + addPlayer(player); + } +} + #ifndef SERVER void Environment::updateMeshes(v3s16 blockpos) { |