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/*
* Juick
* Copyright (C) 2008-2011, Ugnich Anton
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick.server;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Random;
/**
*
* @author Ugnich Anton
*/
public class UserQueries {
static final String ABCDEF = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
public static com.juick.User getUserByNick(Connection sql, String username) {
com.juick.User user = null;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT id,nick FROM users WHERE nick=?");
stmt.setString(1, username);
rs = stmt.executeQuery();
if (rs.first()) {
user = new com.juick.User();
user.UID = rs.getInt(1);
user.UName = rs.getString(2);
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
return user;
}
public static String getJIDbyUID(Connection sql, int UID) {
String jid = null;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT jid FROM jids WHERE user_id=? AND active=1");
stmt.setInt(1, UID);
rs = stmt.executeQuery();
if (rs.first()) {
jid = rs.getString(1);
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
return jid;
}
public static int getUIDbyHash(Connection sql, String hash) {
int UID = 0;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT user_id FROM logins WHERE hash=?");
stmt.setString(1, hash);
rs = stmt.executeQuery();
if (rs.first()) {
UID = rs.getInt(1);
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
return UID;
}
public static com.juick.User getUserByHash(Connection sql, String hash) {
com.juick.User user = null;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT logins.user_id,users.nick FROM logins INNER JOIN users ON logins.user_id=users.id WHERE logins.hash=?");
stmt.setString(1, hash);
rs = stmt.executeQuery();
if (rs.first()) {
user = new com.juick.User();
user.UID = rs.getInt(1);
user.UName = rs.getString(2);
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
return user;
}
public static String getHashByUID(Connection sql, int uid) {
String hash = null;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT logins.hash FROM logins WHERE user_id=?");
stmt.setInt(1, uid);
rs = stmt.executeQuery();
if (rs.first()) {
hash = rs.getString(2);
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
if (hash == null) {
hash = generateHash(16);
try {
stmt = sql.prepareStatement("INSERT INTO logins(user_id,hash) VALUES (?,?)");
stmt.setInt(1, uid);
stmt.setString(2, hash);
stmt.executeUpdate();
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(null, stmt);
}
}
return hash;
}
public static String generateHash(int len) {
Random rnd = new Random();
StringBuilder sb = new StringBuilder(len);
for (int i = 0; i < len; i++) {
sb.append(ABCDEF.charAt(rnd.nextInt(ABCDEF.length())));
}
return sb.toString();
}
public static int checkPassword(Connection sql, String username, String password) {
int uid = 0;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT id,passw FROM users WHERE nick=?");
stmt.setString(1, username);
rs = stmt.executeQuery();
if (rs.first()) {
if (password.equals(rs.getString(2))) {
uid = rs.getInt(1);
} else {
uid = -1;
}
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
return uid;
}
public static int getUserOptionInt(Connection sql, int uid, String option, int defaultValue) {
int ret = defaultValue;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT " + option + " FROM useroptions WHERE user_id=?");
stmt.setInt(1, uid);
rs = stmt.executeQuery();
if (rs.first()) {
ret = rs.getInt(1);
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
return ret;
}
public static void setUserOptionInt(Connection sql, int uid, String option, int value) {
PreparedStatement stmt = null;
try {
stmt = sql.prepareStatement("UPDATE useroptions SET " + option + "=? WHERE user_id=?");
stmt.setInt(1, value);
stmt.setInt(2, uid);
stmt.executeUpdate();
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(null, stmt);
}
}
public static boolean getCanMedia(Connection sql, int uid) {
boolean ret = false;
PreparedStatement stmt = null;
ResultSet rs = null;
try {
stmt = sql.prepareStatement("SELECT users.lastphoto-UNIX_TIMESTAMP() FROM users WHERE id=?");
stmt.setInt(1, uid);
rs = stmt.executeQuery();
if (rs.first()) {
ret = rs.getInt(1) < 3600;
}
} catch (SQLException e) {
System.err.println(e);
} finally {
Utils.finishSQL(rs, stmt);
}
return ret;
}
}
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