<?php
/* 
V5.10 10 Nov 2009   (c) 2000-2009 John Lim (jlim#natsoft.com). All rights reserved.
  Released under both BSD license and Lesser GPL library license. 
  Whenever there is any discrepancy between the two licenses, 
  the BSD license will take precedence. 
Set tabs to 4 for best viewing.
  
  Latest version is available at http://adodb.sourceforge.net
  
	Microsoft ADO data driver. Requires ADO. Works only on MS Windows.
*/

// security - hide paths
if (!defined('ADODB_DIR')) die();
	
define("_ADODB_ADO_LAYER", 1 );
/*--------------------------------------------------------------------------------------
--------------------------------------------------------------------------------------*/

	
class ADODB_ado extends ADOConnection {
	var $databaseType = "ado";	
	var $_bindInputArray = false;
	var $fmtDate = "'Y-m-d'";
	var $fmtTimeStamp = "'Y-m-d, h:i:sA'";
	var $replaceQuote = "''"; // string to use to replace quotes
	var $dataProvider = "ado";	
	var $hasAffectedRows = true;
	var $adoParameterType = 201; // 201 = long varchar, 203=long wide varchar, 205 = long varbinary
	var $_affectedRows = false;
	var $_thisTransactions;
	var $_cursor_type = 3; // 3=adOpenStatic,0=adOpenForwardOnly,1=adOpenKeyset,2=adOpenDynamic
	var $_cursor_location = 3; // 2=adUseServer, 3 = adUseClient;
	var $_lock_type = -1;
	var $_execute_option = -1;
	var $poorAffectedRows = true; 
	var $charPage;
		
	function ADODB_ado() 
	{ 	
		$this->_affectedRows = new VARIANT;
	}

	function ServerInfo()
	{
		if (!empty($this->_connectionID)) $desc = $this->_connectionID->provider;
		return array('description' => $desc, 'version' => '');
	}
	
	function _affectedrows()
	{
		if (PHP_VERSION >= 5) return $this->_affectedRows;
		
		return $this->_affectedRows->value;
	}
	
	// you can also pass a connection string like this:
	//
	// $DB->Connect('USER ID=sa;PASSWORD=pwd;SERVER=mangrove;DATABASE=ai',false,false,'SQLOLEDB');
	function _connect($argHostname, $argUsername, $argPassword, $argProvider= 'MSDASQL')
	{
		$u = 'UID';
		$p = 'PWD';
	
		if (!empty($this->charPage))
			$dbc = new COM('ADODB.Connection',null,$this->charPage);
		else
			$dbc = new COM('ADODB.Connection');
			
		if (! $dbc) return false;

		/* special support if provider is mssql or access */
		if ($argProvider=='mssql') {
			$u = 'User Id';  //User parameter name for OLEDB
			$p = 'Password'; 
			$argProvider = "SQLOLEDB"; // SQL Server Provider
			
			// not yet
			//if ($argDatabasename) $argHostname .= ";Initial Catalog=$argDatabasename";
			
			//use trusted conection for SQL if username not specified
			if (!$argUsername) $argHostname .= ";Trusted_Connection=Yes";
		} else if ($argProvider=='access')
			$argProvider = "Microsoft.Jet.OLEDB.4.0"; // Microsoft Jet Provider
		
		if ($argProvider) $dbc->Provider = $argProvider;	
		
		if ($argUsername) $argHostname .= ";$u=$argUsername";
		if ($argPassword)$argHostname .= ";$p=$argPassword";
		
		if ($this->debug) ADOConnection::outp( "Host=".$argHostname."<BR>\n version=$dbc->version");
		// @ added below for php 4.0.1 and earlier
		@$dbc->Open((string) $argHostname);
		
		$this->_connectionID = $dbc;
		
		$dbc->CursorLocation = $this->_cursor_location;
		return  $dbc->State > 0;
	}
	
	// returns true or false
	function _pconnect($argHostname, $argUsername, $argPassword, $argProvider='MSDASQL')
	{
		return $this->_connect($argHostname,$argUsername,$argPassword,$argProvider);
	}	
	
/*
	adSchemaCatalogs	= 1,
	adSchemaCharacterSets	= 2,
	adSchemaCollations	= 3,
	adSchemaColumns	= 4,
	adSchemaCheckConstraints	= 5,
	adSchemaConstraintColumnUsage	= 6,
	adSchemaConstraintTableUsage	= 7,
	adSchemaKeyColumnUsage	= 8,
	adSchemaReferentialContraints	= 9,
	adSchemaTableConstraints	= 10,
	adSchemaColumnsDomainUsage	= 11,
	adSchemaIndexes	= 12,
	adSchemaColumnPrivileges	= 13,
	adSchemaTablePrivileges	= 14,
	adSchemaUsagePrivileges	= 15,
	adSchemaProcedures	= 16,
	adSchemaSchemata	= 17,
	adSchemaSQLLanguages	= 18,
	adSchemaStatistics	= 19,
	adSchemaTables	= 20,
	adSchemaTranslations	= 21,
	adSchemaProviderTypes	= 22,
	adSchemaViews	= 23,
	adSchemaViewColumnUsage	= 24,
	adSchemaViewTableUsage	= 25,
	adSchemaProcedureParameters	= 26,
	adSchemaForeignKeys	= 27,
	a