<?php
/**
 * Author:   Erik Amaru Ortiz <erik@colosa.com>
 * Description:This is a class for load all additional connections; if exist in a particular proccess
 * Date:     15-05-2008   
 *
 *
 * class.dbConnections.php
 *
 * Email bugs/suggestions to erik@colosa.com 
 *  
 */

require_once 'model/DbSource.php';
require_once 'model/Content.php';

/**
 * dbConnections
 *
 *
 * @copyright  2008 Colosa
 * @package    workflow.engine.classes
 *
 */ 
class dbConnections
{
  private $PRO_UID;
  public  $connections;
  private $types;

  /*errors handle*/
  private $errno;
  private $errstr;
  
  private $encodesList;

  /**
   * construct of dbConnections
   *
   * @param  string    $pPRO_UID  
   * @return void
   */
  public function __construct($pPRO_UID = null)
  {
    $this->errno   = 0;
    $this->errstr  = "";
    $this->PRO_UID = $pPRO_UID;
    
    $this->getAllConnections();
  }

  /**
   * getAllConnections
   *
   * @return Array $connections
   */
  public function getAllConnections()
  {
    if( isset($this->PRO_UID) ){
      $oDBSource   = new DbSource();
      $oContent    = new Content();
      $connections = Array();
      $types       = Array();
      $this->have_any_connectios = false;
    
      $c = new Criteria();
        
      $c->clearSelectColumns();
      $c->addSelectColumn(DbSourcePeer::DBS_UID);
      $c->addSelectColumn(DbSourcePeer::PRO_UID);
      $c->addSelectColumn(DbSourcePeer::DBS_TYPE);
      $c->addSelectColumn(DbSourcePeer::DBS_SERVER);
      $c->addSelectColumn(DbSourcePeer::DBS_DATABASE_NAME);
      $c->addSelectColumn(DbSourcePeer::DBS_USERNAME);
      $c->addSelectColumn(DbSourcePeer::DBS_PASSWORD);
      $c->addSelectColumn(DbSourcePeer::DBS_PORT);
      $c->addSelectColumn(DbSourcePeer::DBS_ENCODE);
      $c->addSelectColumn(ContentPeer::CON_VALUE);

      $c->add(DbSourcePeer::PRO_UID, $this->PRO_UID);
      $c->add(ContentPeer::CON_CATEGORY, 'DBS_DESCRIPTION');
      $c->addJoin(DbSourcePeer::DBS_UID, ContentPeer::CON_ID);

      $result = DbSourcePeer::doSelectRS($c);
      $result->next();
      $row = $result->getRow();

      while ($row = $result->getRow()) {
        $connections[] = Array(
          'DBS_UID'           => $row[0], 
          'DBS_TYPE'          => $row[2],
          'DBS_SERVER'        => $row[3],
          'DBS_DATABASE_NAME' => $row[4],
          'DBS_USERNAME'      => $row[5],
          'DBS_PASSWORD'      => $row[6],
          'DBS_PORT'          => $row[7],
          'DBS_ENCODE'        => $row[8],
          'CON_VALUE'         => $row[9],
        );
        $result->next();
      }
      if(!in_array($row[2], $types)) {
        $types[] = $row[2];
      }
      $this->connections = $connections;
      return $connections;
    }
  }

  /**
   * getConnections
   *
   * @param  string $pType
   * @return Array $connections
   */
  public function getConnections($pType){
    $connections = Array(); 
    foreach($this->connections as $c){
      if(trim($pType) == trim($c['DBS_TYPE'])){
        $connections[] = $c;    
      }
    }
    if(count($connections) > 0){
      return $connections;  
    } else {
      return false;
    }
    
  }


  /**
   * getConnectionsProUid
   *
   * @param  string $pType
   * @return Array $connections
   */
  public function getConnectionsProUid($pProUid)
  {
    $connections = Array(); 
    $c = new Criteria();
    $c->clearSelectColumns();
    
    $c->addSelectColumn(DbSourcePeer::DBS_UID);
    $c->addSelectColumn(DbSourcePeer::PRO_UID);    
    $c->addSelectColumn(DbSourcePeer::DBS_TYPE);
    $c->addSelectColumn(DbSourcePeer::DBS_SERVER);
    $c->addSelectColumn(DbSourcePeer::DBS_DATABASE_NAME);

    $result = DbSourcePeer::doSelectRS($c);
    $result->next();
    $row = $result->getRow();
    while ($row = $result->getRow()) {
      if(trim($pProUid) == trim($row[1])){
        $connections[] = Array(
          'DBS_UID'           => $row[0], 
          'DBS_NAME'          => '[' . $row[3] . '] ' . $row[2] . ': ' . $row[4]          
        );
      }
      $result->next();
    }

    if(count($connections) > 0){
      return $connections;  
    } else {
      return Array();
    }
    
  }


  /**
   * loadAdditionalConnections
   *
   * @return void
   */
  public function loadAdditionalConnections()
  { 
    PROPEL::Init ( PATH_METHODS.'dbConnections/genericDbConnections.php'); 
  }

  /**
   * getDbServicesAvailables
   *
   * @return  array   $servicesAvailables
   */
  public function getDbServicesAvailables()
  { 
    $servicesAvailables = Array();
    
    $dbServices = Array(
      'mysql' => Array(
                'id'        => 'mysql', 
                'command'   => 'mysql_connect',
                'name'      => 'MySql'
            ),
      'pgsql' => Array(
                 'id'       => 'pgsql',
                 'command'  => 'pg_connect',
                 'name'     => 'PostgreSql'
            ),
      'mssql' => Array(
                  'id'      => 'mssql',
                  'command' => 'mssql_connect',
                  'name'    => 'Microsoft SQL Server'),
      'oracle'=> Array(
                'id'        => 'oracle',
                'command'   => 'oci_connect',
                'name'      => 'Oracle'
            )
    );
    /*,
      'informix'=> Array(
                'id'        => 'informix',
                'command'   => 'ifx_connect',
                'name'      => 'Informix'
            ),
      'sqlite' => Array(
                'id'        => 'sqlite',
                'command'   => 'sqlite_open',
                'name'      => 'SQLite'
            )
    */
      
    foreach($dbServices as $service) {
      if(@function_exists($service['command'])){
        $servicesAvailables[] = $service;
      }
    }
    return $servicesAvailables;
  }
  
  /**
   * showMsg
   *
   * @return void
   */
  public function showMsg()
  {
    if ($this->errno != 0) {
      $msg = "
        <center>
        <fieldset style='width:90%'><legend>Class NET</legend>
          <div align=left>  
          <font color='red'>
            <b>NET::ERROR NO -> $this->errno<br/>
            NET::ERROR MSG -> $this->errstr</b>
          </font>
          </div>  
        </fieldset>
        <center>";
      print ($msg);
    }
  }

  /**
   * getEncondeList
   *
   * @param   string $engine
   * @return  $this->ordx($this->encodesList);
   */
  public function getEncondeList($engine = ''){
    switch( $engine ){
      default:
      case 'mysql':
        $encodes = Array( 
          Array('big5',     'big5 - Big5 Traditional Chinese'),
          Array('dec8',     'dec8 - DEC West European'),
          Array('cp850',    'cp850 - DOS West European'),
          Array('hp8',      'hp8 - HP West European'),
          Array('koi8r',    'koi8r - KOI8-R Relcom Russian'),
          Array('latin1',   'latin1 - cp1252 West European'),
          Array('latin2',   'latin2 - ISO 8859-2 Central European'),
          Array('swe7',     'swe7 - 7bit Swedish'),               
          Array('ascii',    'ascii - US ASCII'),                   
          Array('ujis',     'ujis - EUC-JP Japanese'),            
          Array('sjis',     'sjis - Shift-JIS Japanese'),         
          Array('hebrew',   'hebrew - ISO 8859-8 Hebrew'),          
          Array('tis620',   'tis620 - TIS620 Thai'),                
          Array('euckr',    'euckr - EUC-KR Korean'),              
          Array('koi8u',    'koi8u - KOI8-U Ukrainian'),           
          Array('gb2312',   'gb2312 - GB2312 Simplified Chinese'), 
          Array('greek',    'greek - ISO 8859-7 Greek'),           
          Array('cp1250',   'cp1250 - Windows Central European'),   
          Array('gbk',      'gbk - GBK Simplified Chinese'),     
          Array('latin5',   'latin5 - ISO 8859-9 Turkish'),         
          Array('armscii8', 'armscii8 - ARMSCII-8 Armenian'),         
          Array('utf8',     'utf8 - UTF-8 Unicode'),              
          Array('ucs2',     'ucs2 - UCS-2 Unicode'),              
          Array('cp866',    'cp866 - DOS Russian'),                
          Array('keybcs2',  'keybcs2 - DOS Kamenicky Czech-Slovak'),
          Array('macce',    'macce - Mac Central European'),
          Array('macroman', 'macroman - Mac West European'),
          Array('cp852',    'cp852 - DOS Central European'),
          Array('latin7',   'atin7 - ISO 8859-13 Baltic'),  
          Array('cp1251',   'cp1251 - Windows Cyrillic'),    
          Array('cp1256',   'cp1256  - Windows Arabic'),      
          Array('cp1257',   'cp1257  - Windows Baltic'),      
          Array('binary',   'binary  - Binary pseudo charset'),
          Array('geostd8',  'geostd8 - GEOSTD8 Georgian'),    
          Array('cp932',    'cp932] - SJIS for Windows Japanese'),
          Array('eucjpms',  'eucjpms - UJIS for Windows Japanese') 
        );

        break;
      case 'pgsql':
        $encodes = Array( 
          Array("BIG5",        "BIG5"),
          Array("EUC_CN",      "EUC_CN"),
          Array("EUC_JP",      "EUC_JP"),
          Array("EUC_KR",      "EUC_KR"),
          Array("EUC_TW",      "EUC_TW"),
          Array("GB18030",     "GB18030"),
          Array("GBK",         "GBK"),
          Array("ISO_8859_5",  "ISO_8859_5"),
          Array("ISO_8859_6",  "ISO_8859_6"),
          Array("ISO_8859_7",  "ISO_8859_7"),
          Array("ISO_8859_8",  "ISO_8859_8"),
          Array("JOHAB",       "JOHAB"),
          Array("KOI8",        "KOI8"),
          Array("selected",    "LATIN1"),
          Array("LATIN2",      "LATIN2"),
          Array("LATIN3",      "LATIN3"),
          Array("LATIN4",      "LATIN4"),
          Array("LATIN5",      "LATIN5"),
          Array("LATIN6",      "LATIN6"),
          Array("LATIN7",      "LATIN7"),
          Array("LATIN8",      "LATIN8"),
          Array("LATIN9",      "LATIN9"),
          Array("LATIN10",     "LATIN10"),
          Array("SJIS",        "SJIS"),
          Array("SQL_ASCII",   "SQL_ASCII"),
          Array("UHC",         "UHC"),
          Array("UTF8",        "UTF8"),
          Array("WIN866",      "WIN866"),
          Array("WIN874",      "WIN874"),
          Array("WIN1250",     "WIN1250"),
          Array("WIN1251",     "WIN1251"),
          Array("WIN1252",     "WIN1252"),
          Array("WIN1256",     "WIN1256"),
          Array("WIN1258",     "WIN1258")
        );
        break;
      case 'mssql':
        $encodes = Array(Array('utf8',     'utf8 - UTF-8 Unicode'));
      break;
      case 'oracle':
        $encodes = Array();
      break;
    }
    
    $this->encodesList = $encodes;
    return $this->ordx($this->encodesList);
  }

  /**
   * getErrno
   *
   * @return  integer $errno
   */
  public function getErrno()
  {
    return $this->errno;
  }

  /**
   * getErrmsg
   *
   * @return  string errstr
   */
  public function getErrmsg()
  {
    return $this->errstr;
  }

  /**
   * getErrmsg
   *
   * @param   array $m
   * @return  array $aRet
   */
  public function ordx($m)
  {
    $aTmp = Array();
    $aRet = Array();
    for($i=0; $i<count($m); $i++){
      array_push($aTmp, $m[$i][0].'|'.$m[$i][1]);  
    }
    usort($aTmp,"strnatcasecmp");
  
    for($i=0; $i<count($aTmp); $i++){
      $x = explode('|', $aTmp[$i]);
      array_push($aRet, Array($x[0], $x[1]));
    }
    return $aRet;
  }

}