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-rw-r--r--src/database-sqlite3.cpp401
1 files changed, 365 insertions, 36 deletions
diff --git a/src/database-sqlite3.cpp b/src/database-sqlite3.cpp
index 095d485c0..7bc87a7d0 100644
--- a/src/database-sqlite3.cpp
+++ b/src/database-sqlite3.cpp
@@ -33,6 +33,8 @@ SQLite format specification:
#include "settings.h"
#include "porting.h"
#include "util/string.h"
+#include "content_sao.h"
+#include "remoteplayer.h"
#include <cassert>
@@ -69,7 +71,7 @@ int Database_SQLite3::busyHandler(void *data, int count)
{
s64 &first_time = reinterpret_cast<s64 *>(data)[0];
s64 &prev_time = reinterpret_cast<s64 *>(data)[1];
- s64 cur_time = getTimeMs();
+ s64 cur_time = porting::getTimeMs();
if (count == 0) {
first_time = cur_time;
@@ -111,27 +113,26 @@ int Database_SQLite3::busyHandler(void *data, int count)
}
-Database_SQLite3::Database_SQLite3(const std::string &savedir) :
+Database_SQLite3::Database_SQLite3(const std::string &savedir, const std::string &dbname) :
+ m_database(NULL),
m_initialized(false),
m_savedir(savedir),
- m_database(NULL),
- m_stmt_read(NULL),
- m_stmt_write(NULL),
- m_stmt_list(NULL),
- m_stmt_delete(NULL),
+ m_dbname(dbname),
m_stmt_begin(NULL),
m_stmt_end(NULL)
{
}
-void Database_SQLite3::beginSave() {
+void Database_SQLite3::beginSave()
+{
verifyDatabase();
SQLRES(sqlite3_step(m_stmt_begin), SQLITE_DONE,
"Failed to start SQLite3 transaction");
sqlite3_reset(m_stmt_begin);
}
-void Database_SQLite3::endSave() {
+void Database_SQLite3::endSave()
+{
verifyDatabase();
SQLRES(sqlite3_step(m_stmt_end), SQLITE_DONE,
"Failed to commit SQLite3 transaction");
@@ -142,7 +143,7 @@ void Database_SQLite3::openDatabase()
{
if (m_database) return;
- std::string dbp = m_savedir + DIR_DELIM + "map.sqlite";
+ std::string dbp = m_savedir + DIR_DELIM + m_dbname + ".sqlite";
// Open the database connection
@@ -170,6 +171,8 @@ void Database_SQLite3::openDatabase()
+ itos(g_settings->getU16("sqlite_synchronous"));
SQLOK(sqlite3_exec(m_database, query_str.c_str(), NULL, NULL, NULL),
"Failed to modify sqlite3 synchronous mode");
+ SQLOK(sqlite3_exec(m_database, "PRAGMA foreign_keys = ON", NULL, NULL, NULL),
+ "Failed to enable sqlite3 foreign key support");
}
void Database_SQLite3::verifyDatabase()
@@ -178,8 +181,61 @@ void Database_SQLite3::verifyDatabase()
openDatabase();
- PREPARE_STATEMENT(begin, "BEGIN");
- PREPARE_STATEMENT(end, "COMMIT");
+ PREPARE_STATEMENT(begin, "BEGIN;");
+ PREPARE_STATEMENT(end, "COMMIT;");
+
+ initStatements();
+
+ m_initialized = true;
+}
+
+Database_SQLite3::~Database_SQLite3()
+{
+ FINALIZE_STATEMENT(m_stmt_begin)
+ FINALIZE_STATEMENT(m_stmt_end)
+
+ SQLOK_ERRSTREAM(sqlite3_close(m_database), "Failed to close database");
+}
+
+/*
+ * Map database
+ */
+
+MapDatabaseSQLite3::MapDatabaseSQLite3(const std::string &savedir):
+ Database_SQLite3(savedir, "map"),
+ MapDatabase(),
+ m_stmt_read(NULL),
+ m_stmt_write(NULL),
+ m_stmt_list(NULL),
+ m_stmt_delete(NULL)
+{
+
+}
+
+MapDatabaseSQLite3::~MapDatabaseSQLite3()
+{
+ FINALIZE_STATEMENT(m_stmt_read)
+ FINALIZE_STATEMENT(m_stmt_write)
+ FINALIZE_STATEMENT(m_stmt_list)
+ FINALIZE_STATEMENT(m_stmt_delete)
+}
+
+
+void MapDatabaseSQLite3::createDatabase()
+{
+ assert(m_database); // Pre-condition
+
+ SQLOK(sqlite3_exec(m_database,
+ "CREATE TABLE IF NOT EXISTS `blocks` (\n"
+ " `pos` INT PRIMARY KEY,\n"
+ " `data` BLOB\n"
+ ");\n",
+ NULL, NULL, NULL),
+ "Failed to create database table");
+}
+
+void MapDatabaseSQLite3::initStatements()
+{
PREPARE_STATEMENT(read, "SELECT `data` FROM `blocks` WHERE `pos` = ? LIMIT 1");
#ifdef __ANDROID__
PREPARE_STATEMENT(write, "INSERT INTO `blocks` (`pos`, `data`) VALUES (?, ?)");
@@ -189,18 +245,16 @@ void Database_SQLite3::verifyDatabase()
PREPARE_STATEMENT(delete, "DELETE FROM `blocks` WHERE `pos` = ?");
PREPARE_STATEMENT(list, "SELECT `pos` FROM `blocks`");
- m_initialized = true;
-
verbosestream << "ServerMap: SQLite3 database opened." << std::endl;
}
-inline void Database_SQLite3::bindPos(sqlite3_stmt *stmt, const v3s16 &pos, int index)
+inline void MapDatabaseSQLite3::bindPos(sqlite3_stmt *stmt, const v3s16 &pos, int index)
{
SQLOK(sqlite3_bind_int64(stmt, index, getBlockAsInteger(pos)),
"Internal error: failed to bind query at " __FILE__ ":" TOSTRING(__LINE__));
}
-bool Database_SQLite3::deleteBlock(const v3s16 &pos)
+bool MapDatabaseSQLite3::deleteBlock(const v3s16 &pos)
{
verifyDatabase();
@@ -216,7 +270,7 @@ bool Database_SQLite3::deleteBlock(const v3s16 &pos)
return good;
}
-bool Database_SQLite3::saveBlock(const v3s16 &pos, const std::string &data)
+bool MapDatabaseSQLite3::saveBlock(const v3s16 &pos, const std::string &data)
{
verifyDatabase();
@@ -243,7 +297,7 @@ bool Database_SQLite3::saveBlock(const v3s16 &pos, const std::string &data)
return true;
}
-void Database_SQLite3::loadBlock(const v3s16 &pos, std::string *block)
+void MapDatabaseSQLite3::loadBlock(const v3s16 &pos, std::string *block)
{
verifyDatabase();
@@ -264,37 +318,312 @@ void Database_SQLite3::loadBlock(const v3s16 &pos, std::string *block)
sqlite3_reset(m_stmt_read);
}
-void Database_SQLite3::createDatabase()
+void MapDatabaseSQLite3::listAllLoadableBlocks(std::vector<v3s16> &dst)
+{
+ verifyDatabase();
+
+ while (sqlite3_step(m_stmt_list) == SQLITE_ROW)
+ dst.push_back(getIntegerAsBlock(sqlite3_column_int64(m_stmt_list, 0)));
+
+ sqlite3_reset(m_stmt_list);
+}
+
+/*
+ * Player Database
+ */
+
+PlayerDatabaseSQLite3::PlayerDatabaseSQLite3(const std::string &savedir):
+ Database_SQLite3(savedir, "players"),
+ PlayerDatabase(),
+ m_stmt_player_load(NULL),
+ m_stmt_player_add(NULL),
+ m_stmt_player_update(NULL),
+ m_stmt_player_remove(NULL),
+ m_stmt_player_list(NULL),
+ m_stmt_player_load_inventory(NULL),
+ m_stmt_player_load_inventory_items(NULL),
+ m_stmt_player_add_inventory(NULL),
+ m_stmt_player_add_inventory_items(NULL),
+ m_stmt_player_remove_inventory(NULL),
+ m_stmt_player_remove_inventory_items(NULL),
+ m_stmt_player_metadata_load(NULL),
+ m_stmt_player_metadata_remove(NULL),
+ m_stmt_player_metadata_add(NULL)
+{
+
+}
+PlayerDatabaseSQLite3::~PlayerDatabaseSQLite3()
+{
+ FINALIZE_STATEMENT(m_stmt_player_load)
+ FINALIZE_STATEMENT(m_stmt_player_add)
+ FINALIZE_STATEMENT(m_stmt_player_update)
+ FINALIZE_STATEMENT(m_stmt_player_remove)
+ FINALIZE_STATEMENT(m_stmt_player_list)
+ FINALIZE_STATEMENT(m_stmt_player_add_inventory)
+ FINALIZE_STATEMENT(m_stmt_player_add_inventory_items)
+ FINALIZE_STATEMENT(m_stmt_player_remove_inventory)
+ FINALIZE_STATEMENT(m_stmt_player_remove_inventory_items)
+ FINALIZE_STATEMENT(m_stmt_player_load_inventory)
+ FINALIZE_STATEMENT(m_stmt_player_load_inventory_items)
+ FINALIZE_STATEMENT(m_stmt_player_metadata_load)
+ FINALIZE_STATEMENT(m_stmt_player_metadata_add)
+ FINALIZE_STATEMENT(m_stmt_player_metadata_remove)
+};
+
+
+void PlayerDatabaseSQLite3::createDatabase()
{
assert(m_database); // Pre-condition
+
SQLOK(sqlite3_exec(m_database,
- "CREATE TABLE IF NOT EXISTS `blocks` (\n"
- " `pos` INT PRIMARY KEY,\n"
- " `data` BLOB\n"
- ");\n",
+ "CREATE TABLE IF NOT EXISTS `player` ("
+ "`name` VARCHAR(50) NOT NULL,"
+ "`pitch` NUMERIC(11, 4) NOT NULL,"
+ "`yaw` NUMERIC(11, 4) NOT NULL,"
+ "`posX` NUMERIC(11, 4) NOT NULL,"
+ "`posY` NUMERIC(11, 4) NOT NULL,"
+ "`posZ` NUMERIC(11, 4) NOT NULL,"
+ "`hp` INT NOT NULL,"
+ "`breath` INT NOT NULL,"
+ "`creation_date` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,"
+ "`modification_date` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,"
+ "PRIMARY KEY (`name`));",
NULL, NULL, NULL),
- "Failed to create database table");
+ "Failed to create player table");
+
+ SQLOK(sqlite3_exec(m_database,
+ "CREATE TABLE IF NOT EXISTS `player_metadata` ("
+ " `player` VARCHAR(50) NOT NULL,"
+ " `metadata` VARCHAR(256) NOT NULL,"
+ " `value` TEXT,"
+ " PRIMARY KEY(`player`, `metadata`),"
+ " FOREIGN KEY (`player`) REFERENCES player (`name`) ON DELETE CASCADE );",
+ NULL, NULL, NULL),
+ "Failed to create player metadata table");
+
+ SQLOK(sqlite3_exec(m_database,
+ "CREATE TABLE IF NOT EXISTS `player_inventories` ("
+ " `player` VARCHAR(50) NOT NULL,"
+ " `inv_id` INT NOT NULL,"
+ " `inv_width` INT NOT NULL,"
+ " `inv_name` TEXT NOT NULL DEFAULT '',"
+ " `inv_size` INT NOT NULL,"
+ " PRIMARY KEY(player, inv_id),"
+ " FOREIGN KEY (`player`) REFERENCES player (`name`) ON DELETE CASCADE );",
+ NULL, NULL, NULL),
+ "Failed to create player inventory table");
+
+ SQLOK(sqlite3_exec(m_database,
+ "CREATE TABLE `player_inventory_items` ("
+ " `player` VARCHAR(50) NOT NULL,"
+ " `inv_id` INT NOT NULL,"
+ " `slot_id` INT NOT NULL,"
+ " `item` TEXT NOT NULL DEFAULT '',"
+ " PRIMARY KEY(player, inv_id, slot_id),"
+ " FOREIGN KEY (`player`) REFERENCES player (`name`) ON DELETE CASCADE );",
+ NULL, NULL, NULL),
+ "Failed to create player inventory items table");
}
-void Database_SQLite3::listAllLoadableBlocks(std::vector<v3s16> &dst)
+void PlayerDatabaseSQLite3::initStatements()
+{
+ PREPARE_STATEMENT(player_load, "SELECT `pitch`, `yaw`, `posX`, `posY`, `posZ`, `hp`, "
+ "`breath`"
+ "FROM `player` WHERE `name` = ?")
+ PREPARE_STATEMENT(player_add, "INSERT INTO `player` (`name`, `pitch`, `yaw`, `posX`, "
+ "`posY`, `posZ`, `hp`, `breath`) VALUES (?, ?, ?, ?, ?, ?, ?, ?)")
+ PREPARE_STATEMENT(player_update, "UPDATE `player` SET `pitch` = ?, `yaw` = ?, "
+ "`posX` = ?, `posY` = ?, `posZ` = ?, `hp` = ?, `breath` = ?, "
+ "`modification_date` = CURRENT_TIMESTAMP WHERE `name` = ?")
+ PREPARE_STATEMENT(player_remove, "DELETE FROM `player` WHERE `name` = ?")
+ PREPARE_STATEMENT(player_list, "SELECT `name` FROM `player`")
+
+ PREPARE_STATEMENT(player_add_inventory, "INSERT INTO `player_inventories` "
+ "(`player`, `inv_id`, `inv_width`, `inv_name`, `inv_size`) VALUES (?, ?, ?, ?, ?)")
+ PREPARE_STATEMENT(player_add_inventory_items, "INSERT INTO `player_inventory_items` "
+ "(`player`, `inv_id`, `slot_id`, `item`) VALUES (?, ?, ?, ?)")
+ PREPARE_STATEMENT(player_remove_inventory, "DELETE FROM `player_inventories` "
+ "WHERE `player` = ?")
+ PREPARE_STATEMENT(player_remove_inventory_items, "DELETE FROM `player_inventory_items` "
+ "WHERE `player` = ?")
+ PREPARE_STATEMENT(player_load_inventory, "SELECT `inv_id`, `inv_width`, `inv_name`, "
+ "`inv_size` FROM `player_inventories` WHERE `player` = ? ORDER BY inv_id")
+ PREPARE_STATEMENT(player_load_inventory_items, "SELECT `slot_id`, `item` "
+ "FROM `player_inventory_items` WHERE `player` = ? AND `inv_id` = ?")
+
+ PREPARE_STATEMENT(player_metadata_load, "SELECT `metadata`, `value` FROM "
+ "`player_metadata` WHERE `player` = ?")
+ PREPARE_STATEMENT(player_metadata_add, "INSERT INTO `player_metadata` "
+ "(`player`, `metadata`, `value`) VALUES (?, ?, ?)")
+ PREPARE_STATEMENT(player_metadata_remove, "DELETE FROM `player_metadata` "
+ "WHERE `player` = ?")
+ verbosestream << "ServerEnvironment: SQLite3 database opened (players)." << std::endl;
+}
+
+bool PlayerDatabaseSQLite3::playerDataExists(const std::string &name)
{
verifyDatabase();
+ str_to_sqlite(m_stmt_player_load, 1, name);
+ bool res = (sqlite3_step(m_stmt_player_load) == SQLITE_ROW);
+ sqlite3_reset(m_stmt_player_load);
+ return res;
+}
- while (sqlite3_step(m_stmt_list) == SQLITE_ROW) {
- dst.push_back(getIntegerAsBlock(sqlite3_column_int64(m_stmt_list, 0)));
+void PlayerDatabaseSQLite3::savePlayer(RemotePlayer *player)
+{
+ PlayerSAO* sao = player->getPlayerSAO();
+ sanity_check(sao);
+
+ const v3f &pos = sao->getBasePosition();
+ // Begin save in brace is mandatory
+ if (!playerDataExists(player->getName())) {
+ beginSave();
+ str_to_sqlite(m_stmt_player_add, 1, player->getName());
+ double_to_sqlite(m_stmt_player_add, 2, sao->getPitch());
+ double_to_sqlite(m_stmt_player_add, 3, sao->getYaw());
+ double_to_sqlite(m_stmt_player_add, 4, pos.X);
+ double_to_sqlite(m_stmt_player_add, 5, pos.Y);
+ double_to_sqlite(m_stmt_player_add, 6, pos.Z);
+ int64_to_sqlite(m_stmt_player_add, 7, sao->getHP());
+ int64_to_sqlite(m_stmt_player_add, 8, sao->getBreath());
+
+ sqlite3_vrfy(sqlite3_step(m_stmt_player_add), SQLITE_DONE);
+ sqlite3_reset(m_stmt_player_add);
+ } else {
+ beginSave();
+ double_to_sqlite(m_stmt_player_update, 1, sao->getPitch());
+ double_to_sqlite(m_stmt_player_update, 2, sao->getYaw());
+ double_to_sqlite(m_stmt_player_update, 3, pos.X);
+ double_to_sqlite(m_stmt_player_update, 4, pos.Y);
+ double_to_sqlite(m_stmt_player_update, 5, pos.Z);
+ int64_to_sqlite(m_stmt_player_update, 6, sao->getHP());
+ int64_to_sqlite(m_stmt_player_update, 7, sao->getBreath());
+ str_to_sqlite(m_stmt_player_update, 8, player->getName());
+
+ sqlite3_vrfy(sqlite3_step(m_stmt_player_update), SQLITE_DONE);
+ sqlite3_reset(m_stmt_player_update);
}
- sqlite3_reset(m_stmt_list);
+
+ // Write player inventories
+ str_to_sqlite(m_stmt_player_remove_inventory, 1, player->getName());
+ sqlite3_vrfy(sqlite3_step(m_stmt_player_remove_inventory), SQLITE_DONE);
+ sqlite3_reset(m_stmt_player_remove_inventory);
+
+ str_to_sqlite(m_stmt_player_remove_inventory_items, 1, player->getName());
+ sqlite3_vrfy(sqlite3_step(m_stmt_player_remove_inventory_items), SQLITE_DONE);
+ sqlite3_reset(m_stmt_player_remove_inventory_items);
+
+ std::vector<const InventoryList*> inventory_lists = sao->getInventory()->getLists();
+ for (u16 i = 0; i < inventory_lists.size(); i++) {
+ const InventoryList* list = inventory_lists[i];
+
+ str_to_sqlite(m_stmt_player_add_inventory, 1, player->getName());
+ int_to_sqlite(m_stmt_player_add_inventory, 2, i);
+ int_to_sqlite(m_stmt_player_add_inventory, 3, list->getWidth());
+ str_to_sqlite(m_stmt_player_add_inventory, 4, list->getName());
+ int_to_sqlite(m_stmt_player_add_inventory, 5, list->getSize());
+ sqlite3_vrfy(sqlite3_step(m_stmt_player_add_inventory), SQLITE_DONE);
+ sqlite3_reset(m_stmt_player_add_inventory);
+
+ 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();
}
-Database_SQLite3::~Database_SQLite3()
+bool PlayerDatabaseSQLite3::loadPlayer(RemotePlayer *player, PlayerSAO *sao)
{
- FINALIZE_STATEMENT(m_stmt_read)
- FINALIZE_STATEMENT(m_stmt_write)
- FINALIZE_STATEMENT(m_stmt_list)
- FINALIZE_STATEMENT(m_stmt_begin)
- FINALIZE_STATEMENT(m_stmt_end)
- FINALIZE_STATEMENT(m_stmt_delete)
+ verifyDatabase();
- SQLOK_ERRSTREAM(sqlite3_close(m_database), "Failed to close database");
+ 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);
+}