<?php

include_once(dirname(__FILE__).'/../../Base/Model.php');

class Backup extends Model
{
  var $Id;
  var $Task;
  
  function __construct($System, $Id)
  {
  	parent::__construct($System);
    $this->Task = new Task($System);
    $this->Id = $Id;
    $DbResult = $this->Database->query('SELECT * FROM `Backup` WHERE `Id`='.$Id);
    if($DbResult->num_rows > 0) $this->Backup = $DbResult->fetch_assoc();
      else $this->Backup = array();
  }
  
  function Restore()
  {
    $ServerId = $this->Backup['Server'];
    $this->Task->Add('Obnovení databáze', array(
      'php www/shell.php ServerLock '.$ServerId,
      'mysql --silent --skip-column-names -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_mangos -e "show tables" | gawk \'{print "drop table " $1 ";"}\' | mysql -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_mangos',
      'mysql --silent --skip-column-names -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_characters -e "show tables" | gawk \'{print "drop table " $1 ";"}\' | mysql -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_characters',
      'mysql --silent --skip-column-names -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_realmd -e "show tables" | gawk \'{print "drop table " $1 ";"}\' | mysql -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_realmd',
      'mysql --silent --skip-column-names -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_scriptdev2 -e "show tables" | gawk \'{print "drop table " $1 ";"}\' | mysql -u server'.$ServerId.' -pserver'.$ServerId.' server'.$ServerId.'_scriptdev2',
      'mkdir temp/wowhosting',
      'tar -xjf backup/wowhosting-'.$this->Id.'.tar.bz2 -C temp',
      'mysql --user=server'.$ServerId.' --password=server'.$ServerId.' server'.$ServerId.'_characters < temp/wowhosting/characters.sql',
      'mysql --user=server'.$ServerId.' --password=server'.$ServerId.' server'.$ServerId.'_realmd < temp/wowhosting/realmd.sql',
      'mysql --user=server'.$ServerId.' --password=server'.$ServerId.' server'.$ServerId.'_mangos < temp/wowhosting/mangos.sql',
      'mysql --user=server'.$ServerId.' --password=server'.$ServerId.' server'.$ServerId.'_scriptdev2 < temp/wowhosting/scriptdev2.sql',
      'rm -rf temp/wowhosting',
      'php www/shell.php ServerDatabaseChange '.$ServerId.' '.$this->Backup['Database'],      
      'php www/shell.php ServerUnLock '.$ServerId,      
    ));
    return('Úloha obnovení databáze ze zálohy zařazena do fronty.');
  }
  
  function Create($ServerId)
  {
    $Server = new Server($this->System, $ServerId);
    $Description = 'MaNGOS r'.$Server->Server['Database']['Emulator']['Revision'].', UDB r'.$Server->Server['Database']['Revision'].', SD2 r'.$Server->Server['Database']['ScriptDev2Revision'].', Client '.$Server->Server['Database']['Emulator']['Client']['Version'];
    $this->Database->insert('Backup', array('Server' => $ServerId, 'Time' => 'NOW()', 'Description' => $Description, 'Lock' => 1, 'Database' => $Server->Server['Database']['Id']));
    $this->Id = $this->Database->insert_id;
    $this->Task->Add('Záloha databáze serveru', array(
      'php www/shell.php ServerLock '.$ServerId,
      'mkdir temp/wowhosting',
      'mysqldump --user=server'.$ServerId.' --password=server'.$ServerId.' --opt server'.$ServerId.'_characters > temp/wowhosting/characters.sql',
      'mysqldump --user=server'.$ServerId.' --password=server'.$ServerId.' --opt server'.$ServerId.'_realmd > temp/wowhosting/realmd.sql',
      'mysqldump --user=server'.$ServerId.' --password=server'.$ServerId.' --opt server'.$ServerId.'_mangos > temp/wowhosting/mangos.sql',
      'mysqldump --user=server'.$ServerId.' --password=server'.$ServerId.' --opt server'.$ServerId.'_scriptdev2 > temp/wowhosting/scriptdev2.sql',
      'cd temp',
      'tar -c -j wowhosting > ../backup/wowhosting-'.$this->Id.'.tar.bz2',
      'rm -rf wowhosting',
      'cd ..',
      'php www/shell.php BackupUnLock '.$this->Id,
      'php www/shell.php ServerUnLock '.$ServerId,
    ));
    return('Úloha zálohování byla zařazena do fronty.');
  }  
  
  function Lock()
  {
    $this->Database->update('Backup', 'Id='.$this->Id, array('Lock' => 1));
  }
  
  function UnLock()
  {
    $this->Database->update('Backup', 'Id='.$this->Id, array('Lock' => 0));
  }
}