mcMMO/src/main/java/com/gmail/nossr50/database/SQLDatabaseManager.java

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package com.gmail.nossr50.database;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.logging.Level;
import com.gmail.nossr50.mcMMO;
import com.gmail.nossr50.config.Config;
import com.gmail.nossr50.datatypes.MobHealthbarType;
import com.gmail.nossr50.datatypes.database.DatabaseType;
import com.gmail.nossr50.datatypes.database.DatabaseUpdateType;
import com.gmail.nossr50.datatypes.database.PlayerStat;
import com.gmail.nossr50.datatypes.player.PlayerProfile;
import com.gmail.nossr50.datatypes.skills.AbilityType;
import com.gmail.nossr50.datatypes.skills.SkillType;
import com.gmail.nossr50.runnables.database.SQLReconnectTask;
import com.gmail.nossr50.util.Misc;
public final class SQLDatabaseManager implements DatabaseManager {
private String connectionString;
private String tablePrefix = Config.getInstance().getMySQLTablePrefix();
private Connection connection = null;
// Scale waiting time by this much per failed attempt
private final double SCALING_FACTOR = 40.0;
// Minimum wait in nanoseconds (default 500ms)
private final long MIN_WAIT = 500L * 1000000L;
// Maximum time to wait between reconnects (default 5 minutes)
private final long MAX_WAIT = 5L * 60L * 1000L * 1000000L;
// How long to wait when checking if connection is valid (default 3 seconds)
private final int VALID_TIMEOUT = 3;
// When next to try connecting to Database in nanoseconds
private long nextReconnectTimestamp = 0L;
// How many connection attempts have failed
private int reconnectAttempt = 0;
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protected SQLDatabaseManager() {
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checkStructure();
}
public void purgePowerlessUsers() {
if (!checkConnected()) {
return;
}
mcMMO.p.getLogger().info("Purging powerless users...");
Collection<ArrayList<String>> usernames = read("SELECT u.user FROM " + tablePrefix + "skills AS s, " + tablePrefix + "users AS u WHERE s.user_id = u.id AND (s.taming+s.mining+s.woodcutting+s.repair+s.unarmed+s.herbalism+s.excavation+s.archery+s.swords+s.axes+s.acrobatics+s.fishing) = 0").values();
write("DELETE FROM u, e, h, s, c USING " + tablePrefix + "users u " +
"JOIN " + tablePrefix + "experience e ON (u.id = e.user_id) " +
"JOIN " + tablePrefix + "huds h ON (u.id = h.user_id) " +
"JOIN " + tablePrefix + "skills s ON (u.id = s.user_id) " +
"JOIN " + tablePrefix + "cooldowns c ON (u.id = c.user_id) " +
"WHERE (s.taming+s.mining+s.woodcutting+s.repair+s.unarmed+s.herbalism+s.excavation+s.archery+s.swords+s.axes+s.acrobatics+s.fishing) = 0");
processPurge(usernames);
mcMMO.p.getLogger().info("Purged " + usernames.size() + " users from the database.");
}
public void purgeOldUsers() {
if (!checkConnected()) {
return;
}
long currentTime = System.currentTimeMillis();
mcMMO.p.getLogger().info("Purging old users...");
Collection<ArrayList<String>> usernames = read("SELECT user FROM " + tablePrefix + "users WHERE ((" + currentTime + " - lastlogin * " + Misc.TIME_CONVERSION_FACTOR + ") > " + PURGE_TIME + ")").values();
write("DELETE FROM u, e, h, s, c USING " + tablePrefix + "users u " +
"JOIN " + tablePrefix + "experience e ON (u.id = e.user_id) " +
"JOIN " + tablePrefix + "huds h ON (u.id = h.user_id) " +
"JOIN " + tablePrefix + "skills s ON (u.id = s.user_id) " +
"JOIN " + tablePrefix + "cooldowns c ON (u.id = c.user_id) " +
"WHERE ((" + currentTime + " - lastlogin * " + Misc.TIME_CONVERSION_FACTOR + ") > " + PURGE_TIME + ")");
processPurge(usernames);
mcMMO.p.getLogger().info("Purged " + usernames.size() + " users from the database.");;
}
public boolean removeUser(String playerName) {
if (!checkConnected()) {
return false;
}
boolean success = update("DELETE FROM u, e, h, s, c " +
"USING " + tablePrefix + "users u " +
"JOIN " + tablePrefix + "experience e ON (u.id = e.user_id) " +
"JOIN " + tablePrefix + "huds h ON (u.id = h.user_id) " +
"JOIN " + tablePrefix + "skills s ON (u.id = s.user_id) " +
"JOIN " + tablePrefix + "cooldowns c ON (u.id = c.user_id) " +
"WHERE u.user = '" + playerName + "'") != 0;
Misc.profileCleanup(playerName);
return success;
}
public void saveUser(PlayerProfile profile) {
if (!checkConnected()) {
return;
}
int userId = readId(profile.getPlayerName());
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if (userId == -1) {
newUser(profile.getPlayerName());
userId = readId(profile.getPlayerName());
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if (userId == -1) {
mcMMO.p.getLogger().log(Level.WARNING, "Failed to save user " + profile.getPlayerName());
return;
}
}
MobHealthbarType mobHealthbarType = profile.getMobHealthbarType();
saveLogin(userId, ((int) (System.currentTimeMillis() / Misc.TIME_CONVERSION_FACTOR)));
saveHuds(userId, (mobHealthbarType == null ? Config.getInstance().getMobHealthbarDefault().toString() : mobHealthbarType.toString()));
saveLongs(
"UPDATE " + tablePrefix + "cooldowns SET "
+ " mining = ?, woodcutting = ?, unarmed = ?"
+ ", herbalism = ?, excavation = ?, swords = ?"
+ ", axes = ?, blast_mining = ? WHERE user_id = ?",
userId,
profile.getSkillDATS(AbilityType.SUPER_BREAKER),
profile.getSkillDATS(AbilityType.TREE_FELLER),
profile.getSkillDATS(AbilityType.BERSERK),
profile.getSkillDATS(AbilityType.GREEN_TERRA),
profile.getSkillDATS(AbilityType.GIGA_DRILL_BREAKER),
profile.getSkillDATS(AbilityType.SERRATED_STRIKES),
profile.getSkillDATS(AbilityType.SKULL_SPLITTER),
profile.getSkillDATS(AbilityType.BLAST_MINING));
saveIntegers(
"UPDATE " + tablePrefix + "skills SET "
+ " taming = ?, mining = ?, repair = ?, woodcutting = ?"
+ ", unarmed = ?, herbalism = ?, excavation = ?"
+ ", archery = ?, swords = ?, axes = ?, acrobatics = ?"
+ ", fishing = ? WHERE user_id = ?",
profile.getSkillLevel(SkillType.TAMING),
profile.getSkillLevel(SkillType.MINING),
profile.getSkillLevel(SkillType.REPAIR),
profile.getSkillLevel(SkillType.WOODCUTTING),
profile.getSkillLevel(SkillType.UNARMED),
profile.getSkillLevel(SkillType.HERBALISM),
profile.getSkillLevel(SkillType.EXCAVATION),
profile.getSkillLevel(SkillType.ARCHERY),
profile.getSkillLevel(SkillType.SWORDS),
profile.getSkillLevel(SkillType.AXES),
profile.getSkillLevel(SkillType.ACROBATICS),
profile.getSkillLevel(SkillType.FISHING),
userId);
saveIntegers(
"UPDATE " + tablePrefix + "experience SET "
+ " taming = ?, mining = ?, repair = ?, woodcutting = ?"
+ ", unarmed = ?, herbalism = ?, excavation = ?"
+ ", archery = ?, swords = ?, axes = ?, acrobatics = ?"
+ ", fishing = ? WHERE user_id = ?",
profile.getSkillXpLevel(SkillType.TAMING),
profile.getSkillXpLevel(SkillType.MINING),
profile.getSkillXpLevel(SkillType.REPAIR),
profile.getSkillXpLevel(SkillType.WOODCUTTING),
profile.getSkillXpLevel(SkillType.UNARMED),
profile.getSkillXpLevel(SkillType.HERBALISM),
profile.getSkillXpLevel(SkillType.EXCAVATION),
profile.getSkillXpLevel(SkillType.ARCHERY),
profile.getSkillXpLevel(SkillType.SWORDS),
profile.getSkillXpLevel(SkillType.AXES),
profile.getSkillXpLevel(SkillType.ACROBATICS),
profile.getSkillXpLevel(SkillType.FISHING),
userId);
}
public List<PlayerStat> readLeaderboard(String skillName, int pageNumber, int statsPerPage) {
List<PlayerStat> stats = new ArrayList<PlayerStat>();
if (checkConnected()) {
String query = skillName.equalsIgnoreCase("ALL") ? "taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing" : skillName;
ResultSet resultSet = null;
PreparedStatement statement = null;
try {
statement = connection.prepareStatement("SELECT " + query + ", user, NOW() FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON (user_id = id) WHERE " + query + " > 0 ORDER BY " + query + " DESC, user LIMIT ?, ?");
statement.setInt(1, (pageNumber * statsPerPage) - statsPerPage);
statement.setInt(2, statsPerPage);
resultSet = statement.executeQuery();
while (resultSet.next()) {
ArrayList<String> column = new ArrayList<String>();
for (int i = 1; i <= resultSet.getMetaData().getColumnCount(); i++) {
column.add(resultSet.getString(i));
}
stats.add(new PlayerStat(column.get(1), Integer.valueOf(column.get(0))));
}
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
return stats;
}
public Map<String, Integer> readRank(String playerName) {
Map<String, Integer> skills = new HashMap<String, Integer>();
if (checkConnected()) {
ResultSet resultSet;
try {
for (SkillType skillType : SkillType.nonChildSkills()) {
String skillName = skillType.name().toLowerCase();
String sql = "SELECT COUNT(*) AS rank FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id WHERE " + skillName + " > 0 " +
"AND " + skillName + " > (SELECT " + skillName + " FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id " +
"WHERE user = ?)";
PreparedStatement statement = connection.prepareStatement(sql);
statement.setString(1, playerName);
resultSet = statement.executeQuery();
resultSet.next();
int rank = resultSet.getInt("rank");
sql = "SELECT user, " + skillName + " FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id WHERE " + skillName + " > 0 " +
"AND " + skillName + " = (SELECT " + skillName + " FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id " +
"WHERE user = '" + playerName + "') ORDER BY user";
statement.close();
statement = connection.prepareStatement(sql);
resultSet = statement.executeQuery();
while (resultSet.next()) {
if (resultSet.getString("user").equalsIgnoreCase(playerName)) {
skills.put(skillType.name(), rank + resultSet.getRow());
break;
}
}
statement.close();
}
String sql = "SELECT COUNT(*) AS rank FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id " +
"WHERE taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing > 0 " +
"AND taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing > " +
"(SELECT taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing " +
"FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id WHERE user = ?)";
PreparedStatement statement = connection.prepareStatement(sql);
statement.setString(1, playerName);
resultSet = statement.executeQuery();
resultSet.next();
int rank = resultSet.getInt("rank");
statement.close();
sql = "SELECT user, taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing " +
"FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id " +
"WHERE taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing > 0 " +
"AND taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing = " +
"(SELECT taming+mining+woodcutting+repair+unarmed+herbalism+excavation+archery+swords+axes+acrobatics+fishing " +
"FROM " + tablePrefix + "users JOIN " + tablePrefix + "skills ON user_id = id WHERE user = ?) ORDER BY user";
statement = connection.prepareStatement(sql);
statement.setString(1, playerName);
resultSet = statement.executeQuery();
while (resultSet.next()) {
if (resultSet.getString("user").equalsIgnoreCase(playerName)) {
skills.put("ALL", rank + resultSet.getRow());
break;
}
}
statement.close();
}
catch (SQLException ex) {
printErrors(ex);
}
}
return skills;
}
public void newUser(String playerName) {
if (!checkConnected()) {
return;
}
PreparedStatement statement = null;
try {
statement = connection.prepareStatement("INSERT INTO " + tablePrefix + "users (user, lastlogin) VALUES (?, ?)", Statement.RETURN_GENERATED_KEYS);
statement.setString(1, playerName);
statement.setLong(2, System.currentTimeMillis() / Misc.TIME_CONVERSION_FACTOR);
statement.execute();
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int id = readId(playerName);
writeMissingRows(id);
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
public PlayerProfile loadPlayerProfile(String playerName, boolean create) {
if (!checkConnected()) {
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return new PlayerProfile(playerName, false); // return fake profile if not connected
}
PreparedStatement statement = null;
try {
statement = connection.prepareStatement(
"SELECT "
+ "s.taming, s.mining, s.repair, s.woodcutting, s.unarmed, s.herbalism, s.excavation, s.archery, s.swords, s.axes, s.acrobatics, s.fishing, "
+ "e.taming, e.mining, e.repair, e.woodcutting, e.unarmed, e.herbalism, e.excavation, e.archery, e.swords, e.axes, e.acrobatics, e.fishing, "
+ "c.taming, c.mining, c.repair, c.woodcutting, c.unarmed, c.herbalism, c.excavation, c.archery, c.swords, c.axes, c.acrobatics, c.blast_mining, "
+ "h.mobhealthbar "
+ "FROM " + tablePrefix + "users u "
+ "JOIN " + tablePrefix + "skills s ON (u.id = s.user_id) "
+ "JOIN " + tablePrefix + "experience e ON (u.id = e.user_id) "
+ "JOIN " + tablePrefix + "cooldowns c ON (u.id = c.user_id) "
+ "JOIN " + tablePrefix + "huds h ON (u.id = h.user_id) "
+ "WHERE u.user = ?");
statement.setString(1, playerName);
ResultSet result = statement.executeQuery();
if (result.next()) {
try {
PlayerProfile ret = loadFromResult(playerName, result);
result.close();
return ret;
}
catch (SQLException e) {}
}
result.close();
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
// Problem, nothing was returned
// First, read User Id - this is to check for orphans
int id = readId(playerName);
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if (id == -1) {
// There is no such user
if (create) {
newUser(playerName);
}
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return new PlayerProfile(playerName, create);
}
// There is such a user
writeMissingRows(id);
// Retry, and abort on re-failure
return loadPlayerProfile(playerName, false);
}
public void convertUsers(DatabaseManager destination) {
if (!checkConnected()) {
return;
}
PreparedStatement statement = null;
try {
statement = connection.prepareStatement(
"SELECT "
+ "s.taming, s.mining, s.repair, s.woodcutting, s.unarmed, s.herbalism, s.excavation, s.archery, s.swords, s.axes, s.acrobatics, s.fishing, "
+ "e.taming, e.mining, e.repair, e.woodcutting, e.unarmed, e.herbalism, e.excavation, e.archery, e.swords, e.axes, e.acrobatics, e.fishing, "
+ "c.taming, c.mining, c.repair, c.woodcutting, c.unarmed, c.herbalism, c.excavation, c.archery, c.swords, c.axes, c.acrobatics, c.blast_mining, "
+ "h.mobhealthbar "
+ "FROM " + tablePrefix + "users u "
+ "JOIN " + tablePrefix + "skills s ON (u.id = s.user_id) "
+ "JOIN " + tablePrefix + "experience e ON (u.id = e.user_id) "
+ "JOIN " + tablePrefix + "cooldowns c ON (u.id = c.user_id) "
+ "JOIN " + tablePrefix + "huds h ON (u.id = h.user_id) "
+ "WHERE u.user = ?");
List<String> usernames = getStoredUsers();
ResultSet result = null;
for (String playerName : usernames) {
statement.setString(1, playerName);
try {
result = statement.executeQuery();
result.next();
destination.saveUser(loadFromResult(playerName, result));
result.close();
}
catch (SQLException e) {
// Ignore
}
}
}
catch (SQLException e) {
printErrors(e);
}
finally {
if (statement != null) {
try {
statement.close();
} catch (SQLException e) {
// Ignore
}
}
}
}
/**
* Check connection status and re-establish if dead or stale.
*
* If the very first immediate attempt fails, further attempts
* will be made in progressively larger intervals up to MAX_WAIT
* intervals.
*
* This allows for MySQL to time out idle connections as needed by
* server operator, without affecting McMMO, while still providing
* protection against a database outage taking down Bukkit's tick
* processing loop due to attempting a database connection each
* time McMMO needs the database.
*
* @return the boolean value for whether or not we are connected
*/
public boolean checkConnected() {
boolean isClosed = true;
boolean isValid = false;
boolean exists = (connection != null);
// If we're waiting for server to recover then leave early
if (nextReconnectTimestamp > 0 && nextReconnectTimestamp > System.nanoTime()) {
return false;
}
if (exists) {
try {
isClosed = connection.isClosed();
}
catch (SQLException e) {
isClosed = true;
e.printStackTrace();
printErrors(e);
}
if (!isClosed) {
try {
isValid = connection.isValid(VALID_TIMEOUT);
}
catch (SQLException e) {
// Don't print stack trace because it's valid to lose idle connections to the server and have to restart them.
isValid = false;
}
}
}
// Leave if all ok
if (exists && !isClosed && isValid) {
// Housekeeping
nextReconnectTimestamp = 0;
reconnectAttempt = 0;
return true;
}
// Cleanup after ourselves for GC and MySQL's sake
if (exists && !isClosed) {
try {
connection.close();
}
catch (SQLException ex) {
// This is a housekeeping exercise, ignore errors
}
}
// Try to connect again
connect();
// Leave if connection is good
try {
if (connection != null && !connection.isClosed()) {
// Schedule a database save if we really had an outage
if (reconnectAttempt > 1) {
new SQLReconnectTask().runTaskLater(mcMMO.p, 5);
}
nextReconnectTimestamp = 0;
reconnectAttempt = 0;
return true;
}
}
catch (SQLException e) {
// Failed to check isClosed, so presume connection is bad and attempt later
e.printStackTrace();
printErrors(e);
}
reconnectAttempt++;
nextReconnectTimestamp = (long) (System.nanoTime() + Math.min(MAX_WAIT, (reconnectAttempt * SCALING_FACTOR * MIN_WAIT)));
return false;
}
public List<String> getStoredUsers() {
ArrayList<String> users = new ArrayList<String>();
if (checkConnected()) {
Statement stmt = null;
try {
stmt = connection.createStatement();
ResultSet result = stmt.executeQuery("SELECT user FROM " + tablePrefix + "users");
while (result.next()) {
users.add(result.getString("user"));
}
result.close();
}
catch (SQLException e) {
printErrors(e);
}
finally {
if (stmt != null) {
try {
stmt.close();
} catch (SQLException e) {
// Ignore
}
}
}
}
return users;
}
/**
* Attempt to connect to the mySQL database.
*/
private void connect() {
connectionString = "jdbc:mysql://" + Config.getInstance().getMySQLServerName() + ":" + Config.getInstance().getMySQLServerPort() + "/" + Config.getInstance().getMySQLDatabaseName();
try {
mcMMO.p.getLogger().info("Attempting connection to MySQL...");
// Force driver to load if not yet loaded
Class.forName("com.mysql.jdbc.Driver");
Properties connectionProperties = new Properties();
connectionProperties.put("user", Config.getInstance().getMySQLUserName());
connectionProperties.put("password", Config.getInstance().getMySQLUserPassword());
connectionProperties.put("autoReconnect", "false");
connectionProperties.put("maxReconnects", "0");
connection = DriverManager.getConnection(connectionString, connectionProperties);
mcMMO.p.getLogger().info("Connection to MySQL was a success!");
}
catch (SQLException ex) {
connection = null;
if (reconnectAttempt == 0 || reconnectAttempt >= 11) {
mcMMO.p.getLogger().severe("Connection to MySQL failed!");
printErrors(ex);
}
}
catch (ClassNotFoundException ex) {
connection = null;
if (reconnectAttempt == 0 || reconnectAttempt >= 11) {
mcMMO.p.getLogger().severe("MySQL database driver not found!");
}
}
}
/**
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* Checks that the database structure is present and correct
*/
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private void checkStructure() {
if (!checkConnected()) {
return;
}
write("CREATE TABLE IF NOT EXISTS `" + tablePrefix + "users` ("
+ "`id` int(10) unsigned NOT NULL AUTO_INCREMENT,"
+ "`user` varchar(40) NOT NULL,"
+ "`lastlogin` int(32) unsigned NOT NULL,"
+ "PRIMARY KEY (`id`),"
+ "UNIQUE KEY `user` (`user`)) DEFAULT CHARSET=latin1 AUTO_INCREMENT=1;");
write("CREATE TABLE IF NOT EXISTS `" + tablePrefix + "huds` ("
+ "`user_id` int(10) unsigned NOT NULL,"
+ "`mobhealthbar` varchar(50) NOT NULL DEFAULT '" + Config.getInstance().getMobHealthbarDefault() + "',"
+ "PRIMARY KEY (`user_id`)) "
+ "DEFAULT CHARSET=latin1;");
write("CREATE TABLE IF NOT EXISTS `" + tablePrefix + "cooldowns` ("
+ "`user_id` int(10) unsigned NOT NULL,"
+ "`taming` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`mining` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`woodcutting` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`repair` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`unarmed` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`herbalism` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`excavation` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`archery` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`swords` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`axes` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`acrobatics` int(32) unsigned NOT NULL DEFAULT '0',"
+ "`blast_mining` int(32) unsigned NOT NULL DEFAULT '0',"
+ "PRIMARY KEY (`user_id`)) "
+ "DEFAULT CHARSET=latin1;");
write("CREATE TABLE IF NOT EXISTS `" + tablePrefix + "skills` ("
+ "`user_id` int(10) unsigned NOT NULL,"
+ "`taming` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`mining` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`woodcutting` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`repair` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`unarmed` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`herbalism` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`excavation` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`archery` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`swords` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`axes` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`acrobatics` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`fishing` int(10) unsigned NOT NULL DEFAULT '0',"
+ "PRIMARY KEY (`user_id`)) "
+ "DEFAULT CHARSET=latin1;");
write("CREATE TABLE IF NOT EXISTS `" + tablePrefix + "experience` ("
+ "`user_id` int(10) unsigned NOT NULL,"
+ "`taming` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`mining` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`woodcutting` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`repair` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`unarmed` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`herbalism` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`excavation` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`archery` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`swords` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`axes` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`acrobatics` int(10) unsigned NOT NULL DEFAULT '0',"
+ "`fishing` int(10) unsigned NOT NULL DEFAULT '0',"
+ "PRIMARY KEY (`user_id`)) "
+ "DEFAULT CHARSET=latin1;");
for (DatabaseUpdateType updateType : DatabaseUpdateType.values()) {
checkDatabaseStructure(updateType);
}
}
/**
* Check database structure for missing values.
*
* @param update Type of data to check updates for
*/
private void checkDatabaseStructure(DatabaseUpdateType update) {
String sql = "";
switch (update) {
case BLAST_MINING:
sql = "SELECT * FROM `" + tablePrefix + "cooldowns` ORDER BY `" + tablePrefix + "cooldowns`.`blast_mining` ASC LIMIT 0 , 30";
break;
case FISHING:
sql = "SELECT * FROM `" + tablePrefix + "experience` ORDER BY `" + tablePrefix + "experience`.`fishing` ASC LIMIT 0 , 30";
break;
case INDEX:
if (read("SHOW INDEX FROM " + tablePrefix + "skills").size() != 13 && checkConnected()) {
mcMMO.p.getLogger().info("Indexing tables, this may take a while on larger databases");
write("ALTER TABLE `" + tablePrefix + "skills` ADD INDEX `idx_taming` (`taming`) USING BTREE, "
+ "ADD INDEX `idx_mining` (`mining`) USING BTREE, "
+ "ADD INDEX `idx_woodcutting` (`woodcutting`) USING BTREE, "
+ "ADD INDEX `idx_repair` (`repair`) USING BTREE, "
+ "ADD INDEX `idx_unarmed` (`unarmed`) USING BTREE, "
+ "ADD INDEX `idx_herbalism` (`herbalism`) USING BTREE, "
+ "ADD INDEX `idx_excavation` (`excavation`) USING BTREE, "
+ "ADD INDEX `idx_archery` (`archery`) USING BTREE, "
+ "ADD INDEX `idx_swords` (`swords`) USING BTREE, "
+ "ADD INDEX `idx_axes` (`axes`) USING BTREE, "
+ "ADD INDEX `idx_acrobatics` (`acrobatics`) USING BTREE, "
+ "ADD INDEX `idx_fishing` (`fishing`) USING BTREE;");
}
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return;
case MOB_HEALTHBARS:
sql = "SELECT * FROM `" + tablePrefix + "huds` ORDER BY `" + tablePrefix + "huds`.`mobhealthbar` ASC LIMIT 0 , 30";
break;
case PARTY_NAMES:
write("ALTER TABLE `" + tablePrefix + "users` DROP COLUMN `party` ;");
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return;
case DROPPED_SPOUT:
write("ALTER TABLE `" + tablePrefix + "huds` DROP COLUMN `hudtype` ;");
return;
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case KILL_ORPHANS:
mcMMO.p.getLogger().info("Killing orphans");
write(
"DELETE FROM " + tablePrefix + "experience " +
"WHERE NOT EXISTS (SELECT * FROM " +
tablePrefix + "users u WHERE " +
tablePrefix + "experience.user_id = u.id);"
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);
write(
"DELETE FROM " + tablePrefix + "huds " +
"WHERE NOT EXISTS (SELECT * FROM " +
tablePrefix + "users u WHERE " +
tablePrefix + "huds.user_id = u.id);"
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);
write(
"DELETE FROM " + tablePrefix + "cooldowns " +
"WHERE NOT EXISTS (SELECT * FROM " +
tablePrefix + "users u WHERE " +
tablePrefix + "cooldowns.user_id = u.id);"
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);
write(
"DELETE FROM " + tablePrefix + "skills " +
"WHERE NOT EXISTS (SELECT * FROM " +
tablePrefix + "users u WHERE " +
tablePrefix + "skills.user_id = u.id);"
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);
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return;
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default:
break;
}
ResultSet resultSet = null;
HashMap<Integer, ArrayList<String>> rows = new HashMap<Integer, ArrayList<String>>();
PreparedStatement statement = null;
try {
if (!checkConnected()) {
return;
}
statement = connection.prepareStatement(sql);
resultSet = statement.executeQuery();
while (resultSet.next()) {
ArrayList<String> column = new ArrayList<String>();
for (int i = 1; i <= resultSet.getMetaData().getColumnCount(); i++) {
column.add(resultSet.getString(i));
}
rows.put(resultSet.getRow(), column);
}
}
catch (SQLException ex) {
switch (update) {
case BLAST_MINING:
mcMMO.p.getLogger().info("Updating mcMMO MySQL tables for Blast Mining...");
write("ALTER TABLE `"+tablePrefix + "cooldowns` ADD `blast_mining` int(32) NOT NULL DEFAULT '0' ;");
break;
case FISHING:
mcMMO.p.getLogger().info("Updating mcMMO MySQL tables for Fishing...");
write("ALTER TABLE `"+tablePrefix + "skills` ADD `fishing` int(10) NOT NULL DEFAULT '0' ;");
write("ALTER TABLE `"+tablePrefix + "experience` ADD `fishing` int(10) NOT NULL DEFAULT '0' ;");
break;
case MOB_HEALTHBARS:
mcMMO.p.getLogger().info("Updating mcMMO MySQL tables for mob healthbars...");
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write("ALTER TABLE `" + tablePrefix + "huds` ADD `mobhealthbar` varchar(50) NOT NULL DEFAULT '" + Config.getInstance().getMobHealthbarDefault() + "' ;");
break;
default:
break;
}
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore the error, we're leaving
}
}
}
}
/**
* Attempt to write the SQL query.
*
* @param sql Query to write.
* @return true if the query was successfully written, false otherwise.
*/
private boolean write(String sql) {
if (!checkConnected()) {
return false;
}
PreparedStatement statement = null;
try {
statement = connection.prepareStatement(sql);
statement.executeUpdate();
return true;
}
catch (SQLException ex) {
if (!sql.equalsIgnoreCase("ALTER TABLE `" + tablePrefix + "users` DROP COLUMN `party` ;")) {
printErrors(ex);
}
return false;
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
/**
* Returns the number of rows affected by either a DELETE or UPDATE query
*
* @param sql SQL query to execute
* @return the number of rows affected
*/
private int update(String sql) {
int rows = 0;
if (checkConnected()) {
PreparedStatement statement = null;
try {
statement = connection.prepareStatement(sql);
rows = statement.executeUpdate();
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
return rows;
}
/**
* Read SQL query.
*
* @param sql SQL query to read
* @return the rows in this SQL query
*/
private HashMap<Integer, ArrayList<String>> read(String sql) {
HashMap<Integer, ArrayList<String>> rows = new HashMap<Integer, ArrayList<String>>();
if (checkConnected()) {
PreparedStatement statement = null;
ResultSet resultSet;
try {
statement = connection.prepareStatement(sql);
resultSet = statement.executeQuery();
while (resultSet.next()) {
ArrayList<String> column = new ArrayList<String>();
for (int i = 1; i <= resultSet.getMetaData().getColumnCount(); i++) {
column.add(resultSet.getString(i));
}
rows.put(resultSet.getRow(), column);
}
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
return rows;
}
/**
* Get the Integer. Only return first row / first field.
*
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* @param statement SQL query to execute
* @return the value in the first row / first field
*/
private int readInt(PreparedStatement statement) {
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int result = -1;
if (checkConnected()) {
ResultSet resultSet = null;
try {
resultSet = statement.executeQuery();
if (resultSet.next()) {
result = resultSet.getInt(1);
}
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
return result;
}
private void writeMissingRows(int id) {
PreparedStatement statement = null;
try {
statement = connection.prepareStatement("INSERT IGNORE INTO " + tablePrefix + "experience (user_id) VALUES (?)");
statement.setInt(1, id);
statement.execute();
statement.close();
statement = connection.prepareStatement("INSERT IGNORE INTO " + tablePrefix + "skills (user_id) VALUES (?)");
statement.setInt(1, id);
statement.execute();
statement.close();
statement = connection.prepareStatement("INSERT IGNORE INTO " + tablePrefix + "cooldowns (user_id) VALUES (?)");
statement.setInt(1, id);
statement.execute();
statement.close();
statement = connection.prepareStatement("INSERT IGNORE INTO " + tablePrefix + "huds (user_id, mobhealthbar) VALUES (? ,'" + Config.getInstance().getMobHealthbarDefault().name() + "')");
statement.setInt(1, id);
statement.execute();
statement.close();
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
private void processPurge(Collection<ArrayList<String>> usernames) {
for (ArrayList<String> user : usernames) {
Misc.profileCleanup(user.get(0));
}
}
private void saveIntegers(String sql, int... args) {
PreparedStatement statement = null;
try {
statement = connection.prepareStatement(sql);
int i = 1;
for (int arg : args) {
statement.setInt(i++, arg);
}
statement.execute();
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
private void saveLongs(String sql, int id, long... args) {
PreparedStatement statement = null;
try {
statement = connection.prepareStatement(sql);
int i = 1;
for (long arg : args) {
statement.setLong(i++, arg);
}
statement.setInt(i++, id);
statement.execute();
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
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/**
* Retrieve the database id for a player
*
* @param playerName The name of the user to retrieve the id for
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* @return the requested id or -1 if not found
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*/
private int readId(String playerName) {
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int id = -1;
try {
PreparedStatement statement = connection.prepareStatement("SELECT id FROM " + tablePrefix + "users WHERE user = ?");
statement.setString(1, playerName);
id = readInt(statement);
}
catch (SQLException ex) {
printErrors(ex);
}
return id;
}
private void saveLogin(int id, long login) {
PreparedStatement statement = null;
try {
statement = connection.prepareStatement("UPDATE " + tablePrefix + "users SET lastlogin = ? WHERE id = ?");
statement.setLong(1, login);
statement.setInt(2, id);
statement.execute();
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
private void saveHuds(int userId, String mobHealthBar) {
PreparedStatement statement = null;
try {
statement = connection.prepareStatement("UPDATE " + tablePrefix + "huds SET mobhealthbar = ? WHERE user_id = ?");
statement.setString(1, mobHealthBar);
statement.setInt(2, userId);
statement.execute();
}
catch (SQLException ex) {
printErrors(ex);
}
finally {
if (statement != null) {
try {
statement.close();
}
catch (SQLException e) {
// Ignore
}
}
}
}
private PlayerProfile loadFromResult(String playerName, ResultSet result) throws SQLException {
Map<SkillType, Integer> skills = new HashMap<SkillType, Integer>(); // Skill & Level
Map<SkillType, Float> skillsXp = new HashMap<SkillType, Float>(); // Skill & XP
Map<AbilityType, Integer> skillsDATS = new HashMap<AbilityType, Integer>(); // Ability & Cooldown
MobHealthbarType mobHealthbarType;
final int OFFSET_SKILLS = 0; // TODO update these numbers when the query changes (a new skill is added)
final int OFFSET_XP = 12;
final int OFFSET_DATS = 24;
final int OFFSET_OTHER = 36;
skills.put(SkillType.TAMING, result.getInt(OFFSET_SKILLS + 1));
skills.put(SkillType.MINING, result.getInt(OFFSET_SKILLS + 2));
skills.put(SkillType.REPAIR, result.getInt(OFFSET_SKILLS + 3));
skills.put(SkillType.WOODCUTTING, result.getInt(OFFSET_SKILLS + 4));
skills.put(SkillType.UNARMED, result.getInt(OFFSET_SKILLS + 5));
skills.put(SkillType.HERBALISM, result.getInt(OFFSET_SKILLS + 6));
skills.put(SkillType.EXCAVATION, result.getInt(OFFSET_SKILLS + 7));
skills.put(SkillType.ARCHERY, result.getInt(OFFSET_SKILLS + 8));
skills.put(SkillType.SWORDS, result.getInt(OFFSET_SKILLS + 9));
skills.put(SkillType.AXES, result.getInt(OFFSET_SKILLS + 10));
skills.put(SkillType.ACROBATICS, result.getInt(OFFSET_SKILLS + 11));
skills.put(SkillType.FISHING, result.getInt(OFFSET_SKILLS + 12));
skillsXp.put(SkillType.TAMING, result.getFloat(OFFSET_XP + 1));
skillsXp.put(SkillType.MINING, result.getFloat(OFFSET_XP + 2));
skillsXp.put(SkillType.REPAIR, result.getFloat(OFFSET_XP + 3));
skillsXp.put(SkillType.WOODCUTTING, result.getFloat(OFFSET_XP + 4));
skillsXp.put(SkillType.UNARMED, result.getFloat(OFFSET_XP + 5));
skillsXp.put(SkillType.HERBALISM, result.getFloat(OFFSET_XP + 6));
skillsXp.put(SkillType.EXCAVATION, result.getFloat(OFFSET_XP + 7));
skillsXp.put(SkillType.ARCHERY, result.getFloat(OFFSET_XP + 8));
skillsXp.put(SkillType.SWORDS, result.getFloat(OFFSET_XP + 9));
skillsXp.put(SkillType.AXES, result.getFloat(OFFSET_XP + 10));
skillsXp.put(SkillType.ACROBATICS, result.getFloat(OFFSET_XP + 11));
skillsXp.put(SkillType.FISHING, result.getFloat(OFFSET_XP + 12));
// Taming - Unused - result.getInt(OFFSET_DATS + 1)
skillsDATS.put(AbilityType.SUPER_BREAKER, result.getInt(OFFSET_DATS + 2));
// Repair - Unused - result.getInt(OFFSET_DATS + 3)
skillsDATS.put(AbilityType.TREE_FELLER, result.getInt(OFFSET_DATS + 4));
skillsDATS.put(AbilityType.BERSERK, result.getInt(OFFSET_DATS + 5));
skillsDATS.put(AbilityType.GREEN_TERRA, result.getInt(OFFSET_DATS + 6));
skillsDATS.put(AbilityType.GIGA_DRILL_BREAKER, result.getInt(OFFSET_DATS + 7));
// Archery - Unused - result.getInt(OFFSET_DATS + 8)
skillsDATS.put(AbilityType.SERRATED_STRIKES, result.getInt(OFFSET_DATS + 9));
skillsDATS.put(AbilityType.SKULL_SPLITTER, result.getInt(OFFSET_DATS + 10));
// Acrobatics - Unused - result.getInt(OFFSET_DATS + 11)
skillsDATS.put(AbilityType.BLAST_MINING, result.getInt(OFFSET_DATS + 12));
try {
mobHealthbarType = MobHealthbarType.valueOf(result.getString(OFFSET_OTHER + 2));
}
catch (Exception e) {
mobHealthbarType = Config.getInstance().getMobHealthbarDefault();
}
return new PlayerProfile(playerName, skills, skillsXp, skillsDATS, mobHealthbarType);
}
private void printErrors(SQLException ex) {
mcMMO.p.getLogger().severe("SQLException: " + ex.getMessage());
mcMMO.p.getLogger().severe("SQLState: " + ex.getSQLState());
mcMMO.p.getLogger().severe("VendorError: " + ex.getErrorCode());
}
public DatabaseType getDatabaseType() {
return DatabaseType.SQL;
}
}