/system/database/mmsql.php

<?php

final class MSSQL {

	private $connection;

	

	public function __construct($hostname, $username, $password, $database) {

		if (!$this->connection = mssql_connect($hostname, $username, $password)) {

      		exit('Error: Could not make a database connection using ' . $username . '@' . $hostname);

    	}



    	if (!mssql_select_db($database, $this->connection)) {

      		exit('Error: Could not connect to database ' . $database);

    	}

		

		mssql_query("SET NAMES 'utf8'", $this->connection);

		mssql_query("SET CHARACTER SET utf8", $this->connection);

		mssql_query("SET CHARACTER_SET_CONNECTION=utf8", $this->connection);

  	}

		

  	public function query($sql) {

		$resource = mssql_query($sql, $this->connection);



		if ($resource) {

			if (is_resource($resource)) {

				$i = 0;

    	

				$data = array();

		

				while ($result = mssql_fetch_assoc($resource)) {

					$data[$i] = $result;

    	

					$i++;

				}

				

				mssql_free_result($resource);

				

				$query = new stdClass();

				$query->row = isset($data[0]) ? $data[0] : array();

				$query->rows = $data;

				$query->num_rows = $i;

				

				unset($data);



				return $query;	

    		} else {

				return true;

			}

		} else {

			trigger_error('Error: ' . mssql_get_last_message($this->connection) . '<br />' . $sql);

      		exit();

    	}

  	}

	

	public function escape($value) {

		return mssql_real_escape_string($value, $this->connection);

	}

	

  	public function countAffected() {

    	return mssql_rows_affected($this->connection);

  	}



  	public function getLastId() {

		$last_id = false;

		

		$resource = mssql_query("SELECT @@identity AS id", $this->connection);

		

		if ($row = mssql_fetch_row($resource)) {

			$last_id = trim($row[0]);

		}

		

		mssql_free_result($resource);

		

		return $last_id;

  	}	

	

	public function __destruct() {

		mssql_close($this->connection);

	}

}

?>