namespace DB; final class MySQL { private $connection; public function __construct($hostname, $username, $password, $database, $port = '3306') { if (!$this->connection = mysql_connect($hostname.':'.$port, $username, $password)) { trigger_error('Error: Could not make a database link using ' . $username . '@' . $hostname); exit(); } if (!mysql_select_db($database, $this->connection)) { throw new \Exception('Error: Could not connect to database ' . $database); } mysql_query("SET NAMES 'utf8'", $this->connection); mysql_query("SET CHARACTER SET utf8", $this->connection); mysql_query("SET CHARACTER_SET_CONNECTION=utf8", $this->connection); mysql_query("SET SQL_MODE = ''", $this->connection); } public function query($sql) { if ($this->connection) { $resource = mysql_query($sql, $this->connection); if ($resource) { if (is_resource($resource)) { $i = 0; $data = array(); while ($result = mysql_fetch_assoc($resource)) { $data[$i] = $result; $i++; } mysql_free_result($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 { $trace = debug_backtrace(); throw new \Exception('Error: ' . mysql_error($this->connection) . '
Error No: ' . mysql_errno($this->connection) . '
Error in: ' . $trace[1]['file'] . ' line ' . $trace[1]['line'] . '
' . $sql); } } } public function escape($value) { if ($this->connection) { return mysql_real_escape_string($value, $this->connection); } } public function countAffected() { if ($this->connection) { return mysql_affected_rows($this->connection); } } public function getLastId() { if ($this->connection) { return mysql_insert_id($this->connection); } } public function isConnected() { if ($this->connection) { return true; } else { return false; } } public function __destruct() { if ($this->connection) { mysql_close($this->connection); } } }