PHP Decode

class db_mssql{
	protected $connection;
	protected $stmt;
	function __construct($dbhost="localhost",$dbuser=null,$dbpass=null,$dbname=null,$charset="UTF-8"){
		$connection=sqlsrv_connect($dbhost,array(
			"Database"=>$dbname,
			"UID"=>$dbuser,
			"PWD"=>$dbpass,
			'CharacterSet'=>$charset,
		));
		$this->connection=$connection;
		if($connection===false){
			$stmt=$this->error();
		}
	}
	function query($query,$debug=false){
		$query=stripslashes($query);
		if($debug===true){
			die($query);
		}
		$stmt=sqlsrv_query($this->connection,$query);
		$this->stmt=$stmt;
		if($stmt===false){
			$stmt=$this->error();
		}
		return $stmt;
	}
	function select($query,$debug=false){
		$result=array();
		$stmt=$this->query($query,$debug);
		while($row=sqlsrv_fetch_array($stmt,SQLSRV_FETCH_ASSOC)){
			$result[]=$row;
		}
		return $result;
	}
	function row_total(){
		if(is_null($this->stmt)){
			return -1;
		}
		$result=sqlsrv_rows_affected($this->stmt);
		if($result==-1 || $result===false){
			return -1;
		}
		return (int)$result;
	}
	function get_row($query,$debug=false){
		$result=$this->select($query,$debug=false);
		return $result[0];
	}
	function get_var($query,$debug=false){
		$result=$this->select($query,$debug=false);
		return array_pop($result[0]);
	}
	function insert($table_name=null,$arr_data=null,$debug=false){
		$query=null;
		if(empty($table_name) || empty($arr_data)){
			die("INSERT: Data");
		}
		foreach($arr_data as $column=>$data){
			$data=stripslashes($data);
			$arr_column[]=$column;
			if(strpos($column,'date')!==false||strpos($column,'day')!==false){
				$arr_query[]="CONVERT(DATETIME,'{$data}')";
			}else{
				$arr_query[]="'{$data}'";
			}
		}
		if(empty($arr_column) || empty($arr_query)){
			die("INSERT: Query");
		}
		$query=sprintf('INSERT INTO %1$s (%2$s) VALUES (%3$s);',$table_name,implode(',',$arr_column),implode(',',$arr_query));
		if($debug===true){
			die($query);
		}
		$stmt=sqlsrv_query($this->connection,$query);
		$this->stmt=$stmt;
	}
	function update($table_name=null,$arr_data=null,$arr_where=null,$debug=false){
		$query=null;
		if(empty($table_name) || empty($arr_data) || empty($arr_where)){
			die("UPDATE: Data");
		}
		foreach($arr_data as $column=>$data){
			$data=stripslashes($data);
			if(strpos($column,'date')!==false||strpos($column,'day')!==false){
				$arr_query[]="{$column}=CONVERT(DATETIME,'{$data}')";
			}else{
				$arr_query[]="{$column}='{$data}'";
			}
		}
		foreach($arr_where as $column=>$data){
			$data=stripslashes($data);
			$arr_query_where[]="{$column}='{$data}'";
		}
		if(empty($arr_query) || empty($arr_query_where)){
			die("UPDATE: Query");
		}
		$query=sprintf('UPDATE %1$s SET %2$s WHERE %3$s;',$table_name,implode(',',$arr_query),implode(' AND ',$arr_query_where));
		if($debug===true){
			die($query);
		}
		$stmt=sqlsrv_query($this->connection,$query);
		$this->stmt=$stmt;
	}
	function delete($table_name=null,$arr_where=null,$debug=false){
		$query=null;
		if(empty($table_name) || empty($arr_where)){
			die("DELETE: Data");
		}
		foreach($arr_where as $column=>$data){
			$data=stripslashes($data);
			$arr_query_where[]="{$column}='{$data}'";
		}
		if(empty($arr_where) || empty($arr_query_where)){
			die("DELETE: Query");
		}
		$query=sprintf('DELETE FROM %1$s WHERE %2$s;',$table_name,implode(' AND ',$arr_query_where));
		if($debug===true){
			die($query);
		}
		$stmt=sqlsrv_query($this->connection,$query);
		$this->stmt=$stmt;
	}
	function insert_id($table_name=null){
		if(empty($table_name)){
			die("DELETE: Data");
		}
		$query=sprintf('SELECT @@IDENTITY FROM %1$s;',$table_name);
		$stmt=sqlsrv_query($this->connection,$query);
		$this->stmt=$stmt;
		$row=mssql_fetch_row($stmt);
		return $row[0];
	}
	function error(){
		return print_r(sqlsrv_errors(),true);
	}
	function close(){
		if($this->connection){
			sqlsrv_free_stmt($this->stmt);
			sqlsrv_close($this->connection);
		}
	}
}
if(file_exists($_SERVER['DOCUMENT_ROOT']."/wp-content/plugins/exypnos/cnf_mssql.php")){
	require_once($_SERVER['DOCUMENT_ROOT']."/wp-content/plugins/exypnos/cnf_mssql.php");
}