chris@1: /*
chris@1:  *   SONEWS News Server
chris@1:  *   see AUTHORS for the list of contributors
chris@1:  *
chris@1:  *   This program is free software: you can redistribute it and/or modify
chris@1:  *   it under the terms of the GNU General Public License as published by
chris@1:  *   the Free Software Foundation, either version 3 of the License, or
chris@1:  *   (at your option) any later version.
chris@1:  *
chris@1:  *   This program is distributed in the hope that it will be useful,
chris@1:  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
chris@1:  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
chris@1:  *   GNU General Public License for more details.
chris@1:  *
chris@1:  *   You should have received a copy of the GNU General Public License
chris@1:  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
chris@1:  */
chris@1: 
chris@1: package org.sonews.util;
chris@1: 
chris@1: import java.io.BufferedReader;
chris@1: import java.io.InputStreamReader;
chris@1: import java.sql.Connection;
chris@1: import java.sql.DriverManager;
chris@1: import java.sql.Statement;
chris@1: import java.util.HashMap;
chris@1: import java.util.Map;
chris@3: import org.sonews.config.Config;
chris@1: import org.sonews.util.io.Resource;
chris@1: 
chris@1: /**
chris@1:  * Database setup utility class.
chris@1:  * @author Christian Lins
chris@1:  * @since sonews/0.5.0
chris@1:  */
chris@1: public final class DatabaseSetup 
chris@1: {
chris@1: 
chris@1:   private static final Map<String, String> templateMap 
chris@1:     = new HashMap<String, String>();
chris@1:   private static final Map<String, StringTemplate> urlMap
chris@1:     = new HashMap<String, StringTemplate>();
chris@1:   private static final Map<String, String> driverMap
chris@1:     = new HashMap<String, String>();
chris@1:   
chris@1:   static
chris@1:   {
chris@1:     templateMap.put("1", "helpers/database_mysql5_tmpl.sql");
chris@1:     templateMap.put("2", "helpers/database_postgresql8_tmpl.sql");
chris@1:     
chris@1:     urlMap.put("1", new StringTemplate("jdbc:mysql://%HOSTNAME/%DB"));
chris@1:     urlMap.put("2", new StringTemplate("jdbc:postgresql://%HOSTNAME/%DB"));
chris@1:     
chris@1:     driverMap.put("1", "com.mysql.jdbc.Driver");
chris@1:     driverMap.put("2", "org.postgresql.Driver");
chris@1:   }
chris@1:   
chris@1:   public static void main(String[] args)
chris@1:     throws Exception
chris@1:   {
chris@1:     System.out.println("sonews Database setup helper");
chris@1:     System.out.println("This program will create a initial database table structure");
chris@1:     System.out.println("for the sonews Newsserver.");
chris@1:     System.out.println("You need to create a database and a db user manually before!");
chris@1:     
chris@1:     System.out.println("Select DBMS type:");
chris@1:     System.out.println("[1] MySQL 5.x or higher");
chris@1:     System.out.println("[2] PostgreSQL 8.x or higher");
chris@1:     System.out.print("Your choice: ");
chris@1:     
chris@1:     BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
chris@1:     String dbmsType = in.readLine();
chris@1:     String tmplName = templateMap.get(dbmsType);
chris@1:     if(tmplName == null)
chris@1:     {
chris@1:       System.err.println("Invalid choice. Try again you fool!");
chris@1:       main(args);
chris@1:       return;
chris@1:     }
chris@1:     
chris@1:     // Load JDBC Driver class
chris@1:     Class.forName(driverMap.get(dbmsType));
chris@1:     
chris@1:     String tmpl = Resource.getAsString(tmplName, true);
chris@1:     
chris@1:     System.out.print("Database server hostname (e.g. localhost): ");
chris@1:     String dbHostname = in.readLine();
chris@1:     
chris@1:     System.out.print("Database name: ");
chris@1:     String dbName = in.readLine();
chris@1: 
chris@1:     System.out.print("Give name of DB user that can create tables: ");
chris@1:     String dbUser = in.readLine();
chris@1: 
chris@1:     System.out.print("Password: ");
chris@1:     String dbPassword = in.readLine();
chris@1:     
chris@1:     String url = urlMap.get(dbmsType)
chris@1:       .set("HOSTNAME", dbHostname)
chris@1:       .set("DB", dbName).toString();
chris@1:     
chris@1:     Connection conn = 
chris@1:       DriverManager.getConnection(url, dbUser, dbPassword);
chris@1:     conn.setAutoCommit(false);
chris@1:     
chris@1:     String[] tmplChunks = tmpl.split(";");
chris@1:     
chris@1:     for(String chunk : tmplChunks)
chris@1:     {
chris@1:       if(chunk.trim().equals(""))
chris@3:       {
chris@1:         continue;
chris@3:       }
chris@1:       
chris@1:       Statement stmt = conn.createStatement();
chris@1:       stmt.execute(chunk);
chris@1:     }
chris@1:     
chris@1:     conn.commit();
chris@1:     conn.setAutoCommit(true);
chris@1:     
chris@3:     // Create config file
chris@1:     
chris@1:     System.out.println("Ok");
chris@1:   }
chris@1:   
chris@1: }