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Player data to Database (#5475)
* Player data to Database Add player data into databases (SQLite3 & PG only) PostgreSQL & SQLite: better POO Design for databases Add --migrate-players argument to server + deprecation warning * Remove players directory if empty
This commit is contained in:
Loïc Blot
GitHub
parent
dda171d292
commit
29ab20c272
31 changed files with 1555 additions and 378 deletions
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@ -33,6 +33,8 @@ SQLite format specification:
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#include "settings.h"
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#include "porting.h"
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#include "util/string.h"
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#include "content_sao.h"
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#include "remoteplayer.h"
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#include <cassert>
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@ -111,27 +113,26 @@ int Database_SQLite3::busyHandler(void *data, int count)
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}
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Database_SQLite3::Database_SQLite3(const std::string &savedir) :
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Database_SQLite3::Database_SQLite3(const std::string &savedir, const std::string &dbname) :
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m_database(NULL),
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m_initialized(false),
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m_savedir(savedir),
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m_database(NULL),
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m_stmt_read(NULL),
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m_stmt_write(NULL),
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m_stmt_list(NULL),
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m_stmt_delete(NULL),
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m_dbname(dbname),
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m_stmt_begin(NULL),
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m_stmt_end(NULL)
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{
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}
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void Database_SQLite3::beginSave() {
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void Database_SQLite3::beginSave()
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{
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verifyDatabase();
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SQLRES(sqlite3_step(m_stmt_begin), SQLITE_DONE,
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"Failed to start SQLite3 transaction");
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sqlite3_reset(m_stmt_begin);
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}
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void Database_SQLite3::endSave() {
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void Database_SQLite3::endSave()
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{
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verifyDatabase();
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SQLRES(sqlite3_step(m_stmt_end), SQLITE_DONE,
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"Failed to commit SQLite3 transaction");
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@ -142,7 +143,7 @@ void Database_SQLite3::openDatabase()
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{
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if (m_database) return;
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std::string dbp = m_savedir + DIR_DELIM + "map.sqlite";
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std::string dbp = m_savedir + DIR_DELIM + m_dbname + ".sqlite";
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// Open the database connection
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@ -170,6 +171,8 @@ void Database_SQLite3::openDatabase()
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+ itos(g_settings->getU16("sqlite_synchronous"));
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SQLOK(sqlite3_exec(m_database, query_str.c_str(), NULL, NULL, NULL),
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"Failed to modify sqlite3 synchronous mode");
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SQLOK(sqlite3_exec(m_database, "PRAGMA foreign_keys = ON", NULL, NULL, NULL),
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"Failed to enable sqlite3 foreign key support");
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}
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void Database_SQLite3::verifyDatabase()
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@ -178,8 +181,61 @@ void Database_SQLite3::verifyDatabase()
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openDatabase();
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PREPARE_STATEMENT(begin, "BEGIN");
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PREPARE_STATEMENT(end, "COMMIT");
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PREPARE_STATEMENT(begin, "BEGIN;");
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PREPARE_STATEMENT(end, "COMMIT;");
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initStatements();
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m_initialized = true;
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}
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Database_SQLite3::~Database_SQLite3()
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{
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FINALIZE_STATEMENT(m_stmt_begin)
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FINALIZE_STATEMENT(m_stmt_end)
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SQLOK_ERRSTREAM(sqlite3_close(m_database), "Failed to close database");
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}
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/*
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* Map database
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*/
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MapDatabaseSQLite3::MapDatabaseSQLite3(const std::string &savedir):
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Database_SQLite3(savedir, "map"),
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MapDatabase(),
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m_stmt_read(NULL),
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m_stmt_write(NULL),
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m_stmt_list(NULL),
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m_stmt_delete(NULL)
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{
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}
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MapDatabaseSQLite3::~MapDatabaseSQLite3()
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{
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FINALIZE_STATEMENT(m_stmt_read)
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FINALIZE_STATEMENT(m_stmt_write)
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FINALIZE_STATEMENT(m_stmt_list)
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FINALIZE_STATEMENT(m_stmt_delete)
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}
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void MapDatabaseSQLite3::createDatabase()
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{
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assert(m_database); // Pre-condition
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SQLOK(sqlite3_exec(m_database,
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"CREATE TABLE IF NOT EXISTS `blocks` (\n"
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" `pos` INT PRIMARY KEY,\n"
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" `data` BLOB\n"
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");\n",
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NULL, NULL, NULL),
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"Failed to create database table");
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}
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void MapDatabaseSQLite3::initStatements()
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{
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PREPARE_STATEMENT(read, "SELECT `data` FROM `blocks` WHERE `pos` = ? LIMIT 1");
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#ifdef __ANDROID__
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PREPARE_STATEMENT(write, "INSERT INTO `blocks` (`pos`, `data`) VALUES (?, ?)");
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@ -189,18 +245,16 @@ void Database_SQLite3::verifyDatabase()
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PREPARE_STATEMENT(delete, "DELETE FROM `blocks` WHERE `pos` = ?");
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PREPARE_STATEMENT(list, "SELECT `pos` FROM `blocks`");
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m_initialized = true;
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verbosestream << "ServerMap: SQLite3 database opened." << std::endl;
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}
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inline void Database_SQLite3::bindPos(sqlite3_stmt *stmt, const v3s16 &pos, int index)
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inline void MapDatabaseSQLite3::bindPos(sqlite3_stmt *stmt, const v3s16 &pos, int index)
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{
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SQLOK(sqlite3_bind_int64(stmt, index, getBlockAsInteger(pos)),
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"Internal error: failed to bind query at " __FILE__ ":" TOSTRING(__LINE__));
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}
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bool Database_SQLite3::deleteBlock(const v3s16 &pos)
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bool MapDatabaseSQLite3::deleteBlock(const v3s16 &pos)
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{
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verifyDatabase();
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@ -216,7 +270,7 @@ bool Database_SQLite3::deleteBlock(const v3s16 &pos)
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return good;
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}
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bool Database_SQLite3::saveBlock(const v3s16 &pos, const std::string &data)
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bool MapDatabaseSQLite3::saveBlock(const v3s16 &pos, const std::string &data)
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{
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verifyDatabase();
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@ -243,7 +297,7 @@ bool Database_SQLite3::saveBlock(const v3s16 &pos, const std::string &data)
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return true;
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}
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void Database_SQLite3::loadBlock(const v3s16 &pos, std::string *block)
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void MapDatabaseSQLite3::loadBlock(const v3s16 &pos, std::string *block)
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{
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verifyDatabase();
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@ -264,37 +318,312 @@ void Database_SQLite3::loadBlock(const v3s16 &pos, std::string *block)
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sqlite3_reset(m_stmt_read);
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}
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void Database_SQLite3::createDatabase()
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{
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assert(m_database); // Pre-condition
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SQLOK(sqlite3_exec(m_database,
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"CREATE TABLE IF NOT EXISTS `blocks` (\n"
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" `pos` INT PRIMARY KEY,\n"
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" `data` BLOB\n"
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");\n",
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NULL, NULL, NULL),
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"Failed to create database table");
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}
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void Database_SQLite3::listAllLoadableBlocks(std::vector<v3s16> &dst)
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void MapDatabaseSQLite3::listAllLoadableBlocks(std::vector<v3s16> &dst)
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{
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verifyDatabase();
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while (sqlite3_step(m_stmt_list) == SQLITE_ROW) {
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while (sqlite3_step(m_stmt_list) == SQLITE_ROW)
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dst.push_back(getIntegerAsBlock(sqlite3_column_int64(m_stmt_list, 0)));
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}
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sqlite3_reset(m_stmt_list);
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}
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Database_SQLite3::~Database_SQLite3()
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{
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FINALIZE_STATEMENT(m_stmt_read)
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FINALIZE_STATEMENT(m_stmt_write)
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FINALIZE_STATEMENT(m_stmt_list)
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FINALIZE_STATEMENT(m_stmt_begin)
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FINALIZE_STATEMENT(m_stmt_end)
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FINALIZE_STATEMENT(m_stmt_delete)
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/*
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* Player Database
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*/
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SQLOK_ERRSTREAM(sqlite3_close(m_database), "Failed to close database");
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PlayerDatabaseSQLite3::PlayerDatabaseSQLite3(const std::string &savedir):
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Database_SQLite3(savedir, "players"),
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PlayerDatabase(),
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m_stmt_player_load(NULL),
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m_stmt_player_add(NULL),
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m_stmt_player_update(NULL),
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m_stmt_player_remove(NULL),
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m_stmt_player_list(NULL),
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m_stmt_player_load_inventory(NULL),
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m_stmt_player_load_inventory_items(NULL),
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m_stmt_player_add_inventory(NULL),
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m_stmt_player_add_inventory_items(NULL),
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m_stmt_player_remove_inventory(NULL),
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m_stmt_player_remove_inventory_items(NULL),
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m_stmt_player_metadata_load(NULL),
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m_stmt_player_metadata_remove(NULL),
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m_stmt_player_metadata_add(NULL)
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{
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}
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PlayerDatabaseSQLite3::~PlayerDatabaseSQLite3()
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{
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FINALIZE_STATEMENT(m_stmt_player_load)
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FINALIZE_STATEMENT(m_stmt_player_add)
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FINALIZE_STATEMENT(m_stmt_player_update)
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FINALIZE_STATEMENT(m_stmt_player_remove)
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FINALIZE_STATEMENT(m_stmt_player_list)
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FINALIZE_STATEMENT(m_stmt_player_add_inventory)
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FINALIZE_STATEMENT(m_stmt_player_add_inventory_items)
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FINALIZE_STATEMENT(m_stmt_player_remove_inventory)
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FINALIZE_STATEMENT(m_stmt_player_remove_inventory_items)
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FINALIZE_STATEMENT(m_stmt_player_load_inventory)
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FINALIZE_STATEMENT(m_stmt_player_load_inventory_items)
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FINALIZE_STATEMENT(m_stmt_player_metadata_load)
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FINALIZE_STATEMENT(m_stmt_player_metadata_add)
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FINALIZE_STATEMENT(m_stmt_player_metadata_remove)
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};
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void PlayerDatabaseSQLite3::createDatabase()
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{
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assert(m_database); // Pre-condition
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SQLOK(sqlite3_exec(m_database,
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"CREATE TABLE IF NOT EXISTS `player` ("
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"`name` VARCHAR(50) NOT NULL,"
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"`pitch` NUMERIC(11, 4) NOT NULL,"
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"`yaw` NUMERIC(11, 4) NOT NULL,"
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"`posX` NUMERIC(11, 4) NOT NULL,"
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"`posY` NUMERIC(11, 4) NOT NULL,"
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"`posZ` NUMERIC(11, 4) NOT NULL,"
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"`hp` INT NOT NULL,"
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"`breath` INT NOT NULL,"
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"`creation_date` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,"
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"`modification_date` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,"
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"PRIMARY KEY (`name`));",
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NULL, NULL, NULL),
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"Failed to create player table");
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SQLOK(sqlite3_exec(m_database,
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"CREATE TABLE IF NOT EXISTS `player_metadata` ("
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" `player` VARCHAR(50) NOT NULL,"
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" `metadata` VARCHAR(256) NOT NULL,"
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" `value` TEXT,"
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" PRIMARY KEY(`player`, `metadata`),"
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" FOREIGN KEY (`player`) REFERENCES player (`name`) ON DELETE CASCADE );",
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NULL, NULL, NULL),
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"Failed to create player metadata table");
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SQLOK(sqlite3_exec(m_database,
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"CREATE TABLE IF NOT EXISTS `player_inventories` ("
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" `player` VARCHAR(50) NOT NULL,"
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" `inv_id` INT NOT NULL,"
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" `inv_width` INT NOT NULL,"
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" `inv_name` TEXT NOT NULL DEFAULT '',"
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" `inv_size` INT NOT NULL,"
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" PRIMARY KEY(player, inv_id),"
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" FOREIGN KEY (`player`) REFERENCES player (`name`) ON DELETE CASCADE );",
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NULL, NULL, NULL),
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"Failed to create player inventory table");
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SQLOK(sqlite3_exec(m_database,
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"CREATE TABLE `player_inventory_items` ("
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" `player` VARCHAR(50) NOT NULL,"
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" `inv_id` INT NOT NULL,"
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" `slot_id` INT NOT NULL,"
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" `item` TEXT NOT NULL DEFAULT '',"
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" PRIMARY KEY(player, inv_id, slot_id),"
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" FOREIGN KEY (`player`) REFERENCES player (`name`) ON DELETE CASCADE );",
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NULL, NULL, NULL),
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"Failed to create player inventory items table");
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}
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void PlayerDatabaseSQLite3::initStatements()
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{
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PREPARE_STATEMENT(player_load, "SELECT `pitch`, `yaw`, `posX`, `posY`, `posZ`, `hp`, "
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"`breath`"
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"FROM `player` WHERE `name` = ?")
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PREPARE_STATEMENT(player_add, "INSERT INTO `player` (`name`, `pitch`, `yaw`, `posX`, "
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"`posY`, `posZ`, `hp`, `breath`) VALUES (?, ?, ?, ?, ?, ?, ?, ?)")
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PREPARE_STATEMENT(player_update, "UPDATE `player` SET `pitch` = ?, `yaw` = ?, "
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"`posX` = ?, `posY` = ?, `posZ` = ?, `hp` = ?, `breath` = ?, "
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"`modification_date` = CURRENT_TIMESTAMP WHERE `name` = ?")
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PREPARE_STATEMENT(player_remove, "DELETE FROM `player` WHERE `name` = ?")
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PREPARE_STATEMENT(player_list, "SELECT `name` FROM `player`")
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PREPARE_STATEMENT(player_add_inventory, "INSERT INTO `player_inventories` "
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"(`player`, `inv_id`, `inv_width`, `inv_name`, `inv_size`) VALUES (?, ?, ?, ?, ?)")
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PREPARE_STATEMENT(player_add_inventory_items, "INSERT INTO `player_inventory_items` "
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"(`player`, `inv_id`, `slot_id`, `item`) VALUES (?, ?, ?, ?)")
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PREPARE_STATEMENT(player_remove_inventory, "DELETE FROM `player_inventories` "
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"WHERE `player` = ?")
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PREPARE_STATEMENT(player_remove_inventory_items, "DELETE FROM `player_inventory_items` "
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"WHERE `player` = ?")
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PREPARE_STATEMENT(player_load_inventory, "SELECT `inv_id`, `inv_width`, `inv_name`, "
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"`inv_size` FROM `player_inventories` WHERE `player` = ? ORDER BY inv_id")
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PREPARE_STATEMENT(player_load_inventory_items, "SELECT `slot_id`, `item` "
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"FROM `player_inventory_items` WHERE `player` = ? AND `inv_id` = ?")
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PREPARE_STATEMENT(player_metadata_load, "SELECT `metadata`, `value` FROM "
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"`player_metadata` WHERE `player` = ?")
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PREPARE_STATEMENT(player_metadata_add, "INSERT INTO `player_metadata` "
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"(`player`, `metadata`, `value`) VALUES (?, ?, ?)")
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PREPARE_STATEMENT(player_metadata_remove, "DELETE FROM `player_metadata` "
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"WHERE `player` = ?")
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verbosestream << "ServerEnvironment: SQLite3 database opened (players)." << std::endl;
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}
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bool PlayerDatabaseSQLite3::playerDataExists(const std::string &name)
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{
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verifyDatabase();
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str_to_sqlite(m_stmt_player_load, 1, name);
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bool res = (sqlite3_step(m_stmt_player_load) == SQLITE_ROW);
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sqlite3_reset(m_stmt_player_load);
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return res;
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}
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void PlayerDatabaseSQLite3::savePlayer(RemotePlayer *player)
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{
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PlayerSAO* sao = player->getPlayerSAO();
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sanity_check(sao);
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const v3f &pos = sao->getBasePosition();
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// Begin save in brace is mandatory
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if (!playerDataExists(player->getName())) {
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beginSave();
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str_to_sqlite(m_stmt_player_add, 1, player->getName());
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double_to_sqlite(m_stmt_player_add, 2, sao->getPitch());
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double_to_sqlite(m_stmt_player_add, 3, sao->getYaw());
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double_to_sqlite(m_stmt_player_add, 4, pos.X);
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double_to_sqlite(m_stmt_player_add, 5, pos.Y);
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double_to_sqlite(m_stmt_player_add, 6, pos.Z);
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int64_to_sqlite(m_stmt_player_add, 7, sao->getHP());
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int64_to_sqlite(m_stmt_player_add, 8, sao->getBreath());
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sqlite3_vrfy(sqlite3_step(m_stmt_player_add), SQLITE_DONE);
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sqlite3_reset(m_stmt_player_add);
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} else {
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beginSave();
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double_to_sqlite(m_stmt_player_update, 1, sao->getPitch());
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double_to_sqlite(m_stmt_player_update, 2, sao->getYaw());
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double_to_sqlite(m_stmt_player_update, 3, pos.X);
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double_to_sqlite(m_stmt_player_update, 4, pos.Y);
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double_to_sqlite(m_stmt_player_update, 5, pos.Z);
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int64_to_sqlite(m_stmt_player_update, 6, sao->getHP());
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int64_to_sqlite(m_stmt_player_update, 7, sao->getBreath());
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str_to_sqlite(m_stmt_player_update, 8, player->getName());
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sqlite3_vrfy(sqlite3_step(m_stmt_player_update), SQLITE_DONE);
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sqlite3_reset(m_stmt_player_update);
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}
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// Write player inventories
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str_to_sqlite(m_stmt_player_remove_inventory, 1, player->getName());
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sqlite3_vrfy(sqlite3_step(m_stmt_player_remove_inventory), SQLITE_DONE);
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sqlite3_reset(m_stmt_player_remove_inventory);
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str_to_sqlite(m_stmt_player_remove_inventory_items, 1, player->getName());
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sqlite3_vrfy(sqlite3_step(m_stmt_player_remove_inventory_items), SQLITE_DONE);
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sqlite3_reset(m_stmt_player_remove_inventory_items);
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std::vector<const InventoryList*> inventory_lists = sao->getInventory()->getLists();
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for (u16 i = 0; i < inventory_lists.size(); i++) {
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const InventoryList* list = inventory_lists[i];
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str_to_sqlite(m_stmt_player_add_inventory, 1, player->getName());
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int_to_sqlite(m_stmt_player_add_inventory, 2, i);
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int_to_sqlite(m_stmt_player_add_inventory, 3, list->getWidth());
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str_to_sqlite(m_stmt_player_add_inventory, 4, list->getName());
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int_to_sqlite(m_stmt_player_add_inventory, 5, list->getSize());
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sqlite3_vrfy(sqlite3_step(m_stmt_player_add_inventory), SQLITE_DONE);
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sqlite3_reset(m_stmt_player_add_inventory);
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||||
|
||||
for (u32 j = 0; j < list->getSize(); j++) {
|
||||
std::ostringstream os;
|
||||
list->getItem(j).serialize(os);
|
||||
std::string itemStr = os.str();
|
||||
|
||||
str_to_sqlite(m_stmt_player_add_inventory_items, 1, player->getName());
|
||||
int_to_sqlite(m_stmt_player_add_inventory_items, 2, i);
|
||||
int_to_sqlite(m_stmt_player_add_inventory_items, 3, j);
|
||||
str_to_sqlite(m_stmt_player_add_inventory_items, 4, itemStr);
|
||||
sqlite3_vrfy(sqlite3_step(m_stmt_player_add_inventory_items), SQLITE_DONE);
|
||||
sqlite3_reset(m_stmt_player_add_inventory_items);
|
||||
}
|
||||
}
|
||||
|
||||
str_to_sqlite(m_stmt_player_metadata_remove, 1, player->getName());
|
||||
sqlite3_vrfy(sqlite3_step(m_stmt_player_metadata_remove), SQLITE_DONE);
|
||||
sqlite3_reset(m_stmt_player_metadata_remove);
|
||||
|
||||
const PlayerAttributes &attrs = sao->getExtendedAttributes();
|
||||
for (PlayerAttributes::const_iterator it = attrs.begin(); it != attrs.end(); ++it) {
|
||||
str_to_sqlite(m_stmt_player_metadata_add, 1, player->getName());
|
||||
str_to_sqlite(m_stmt_player_metadata_add, 2, it->first);
|
||||
str_to_sqlite(m_stmt_player_metadata_add, 3, it->second);
|
||||
sqlite3_vrfy(sqlite3_step(m_stmt_player_metadata_add), SQLITE_DONE);
|
||||
sqlite3_reset(m_stmt_player_metadata_add);
|
||||
}
|
||||
|
||||
endSave();
|
||||
}
|
||||
|
||||
bool PlayerDatabaseSQLite3::loadPlayer(RemotePlayer *player, PlayerSAO *sao)
|
||||
{
|
||||
verifyDatabase();
|
||||
|
||||
str_to_sqlite(m_stmt_player_load, 1, player->getName());
|
||||
if (sqlite3_step(m_stmt_player_load) != SQLITE_ROW) {
|
||||
sqlite3_reset(m_stmt_player_load);
|
||||
return false;
|
||||
}
|
||||
sao->setPitch(sqlite_to_float(m_stmt_player_load, 0));
|
||||
sao->setYaw(sqlite_to_float(m_stmt_player_load, 1));
|
||||
sao->setBasePosition(sqlite_to_v3f(m_stmt_player_load, 2));
|
||||
sao->setHPRaw((s16) MYMIN(sqlite_to_int(m_stmt_player_load, 5), S16_MAX));
|
||||
sao->setBreath((u16) MYMIN(sqlite_to_int(m_stmt_player_load, 6), U16_MAX), false);
|
||||
sqlite3_reset(m_stmt_player_load);
|
||||
|
||||
// Load inventory
|
||||
str_to_sqlite(m_stmt_player_load_inventory, 1, player->getName());
|
||||
while (sqlite3_step(m_stmt_player_load_inventory) == SQLITE_ROW) {
|
||||
InventoryList *invList = player->inventory.addList(
|
||||
sqlite_to_string(m_stmt_player_load_inventory, 2),
|
||||
sqlite_to_uint(m_stmt_player_load_inventory, 3));
|
||||
invList->setWidth(sqlite_to_uint(m_stmt_player_load_inventory, 1));
|
||||
|
||||
u32 invId = sqlite_to_uint(m_stmt_player_load_inventory, 0);
|
||||
|
||||
str_to_sqlite(m_stmt_player_load_inventory_items, 1, player->getName());
|
||||
int_to_sqlite(m_stmt_player_load_inventory_items, 2, invId);
|
||||
while (sqlite3_step(m_stmt_player_load_inventory_items) == SQLITE_ROW) {
|
||||
const std::string itemStr = sqlite_to_string(m_stmt_player_load_inventory_items, 1);
|
||||
if (itemStr.length() > 0) {
|
||||
ItemStack stack;
|
||||
stack.deSerialize(itemStr);
|
||||
invList->addItem(sqlite_to_uint(m_stmt_player_load_inventory_items, 0), stack);
|
||||
}
|
||||
}
|
||||
sqlite3_reset(m_stmt_player_load_inventory_items);
|
||||
}
|
||||
|
||||
sqlite3_reset(m_stmt_player_load_inventory);
|
||||
|
||||
str_to_sqlite(m_stmt_player_metadata_load, 1, sao->getPlayer()->getName());
|
||||
while (sqlite3_step(m_stmt_player_metadata_load) == SQLITE_ROW) {
|
||||
std::string attr = sqlite_to_string(m_stmt_player_metadata_load, 0);
|
||||
std::string value = sqlite_to_string(m_stmt_player_metadata_load, 1);
|
||||
|
||||
sao->setExtendedAttribute(attr, value);
|
||||
}
|
||||
sqlite3_reset(m_stmt_player_metadata_load);
|
||||
return true;
|
||||
}
|
||||
|
||||
bool PlayerDatabaseSQLite3::removePlayer(const std::string &name)
|
||||
{
|
||||
if (!playerDataExists(name))
|
||||
return false;
|
||||
|
||||
str_to_sqlite(m_stmt_player_remove, 1, name);
|
||||
sqlite3_vrfy(sqlite3_step(m_stmt_player_remove), SQLITE_DONE);
|
||||
sqlite3_reset(m_stmt_player_remove);
|
||||
return true;
|
||||
}
|
||||
|
||||
void PlayerDatabaseSQLite3::listPlayers(std::vector<std::string> &res)
|
||||
{
|
||||
verifyDatabase();
|
||||
|
||||
while (sqlite3_step(m_stmt_player_list) == SQLITE_ROW)
|
||||
res.push_back(sqlite_to_string(m_stmt_player_list, 0));
|
||||
|
||||
sqlite3_reset(m_stmt_player_list);
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue