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| class DBLayer
{
var $prefix;
var $link_id;
var $query_result;
var $saved_queries = array();
var $num_queries = 0;
function DBLayer($db_host, $db_username, $db_password, $db_name, $db_prefix, $foo)
{
$this->prefix = $db_prefix;
// Was a custom port supplied with $db_host?
if (strpos($db_host, ':') !== false)
list($db_host, $db_port) = explode(':', $db_host);
if (isset($db_port))
$this->link_id = @mysqli_connect($db_host, $db_username, $db_password, $db_name, $db_port);
else
$this->link_id = @mysqli_connect($db_host, $db_username, $db_password, $db_name);
if (!$this->link_id)
error('Unable to connect to MySQL and select database. MySQL reported: '.mysqli_connect_error(), __FILE__, __LINE__);
}
function start_transaction()
{
return;
}
function end_transaction()
{
return;
}
function query($sql, $unbuffered = false)
{
if (defined('PUN_SHOW_QUERIES'))
$q_start = get_microtime();
$this->query_result = @mysqli_query($this->link_id, $sql);
if ($this->query_result)
{
if (defined('PUN_SHOW_QUERIES'))
$this->saved_queries[] = array($sql, sprintf('%.5f', get_microtime() - $q_start), debug_backtrace());
++$this->num_queries;
return $this->query_result;
}
else
{
if (defined('PUN_SHOW_QUERIES'))
$this->saved_queries[] = array($sql, 0, debug_backtrace());
return false;
}
}
function result($query_id = 0, $row = 0)
{
if ($query_id)
{
if ($row)
@mysqli_data_seek($query_id, $row);
$cur_row = @mysqli_fetch_row($query_id);
return $cur_row[0];
}
else
return false;
}
function fetch_assoc($query_id = 0)
{
return ($query_id) ? @mysqli_fetch_assoc($query_id) : false;
}
function fetch_row($query_id = 0)
{
return ($query_id) ? @mysqli_fetch_row($query_id) : false;
}
function num_rows($query_id = 0)
{
return ($query_id) ? @mysqli_num_rows($query_id) : false;
}
function affected_rows()
{
return ($this->link_id) ? @mysqli_affected_rows($this->link_id) : false;
}
function insert_id()
{
return ($this->link_id) ? @mysqli_insert_id($this->link_id) : false;
}
function get_num_queries()
{
return $this->num_queries;
}
function get_saved_queries()
{
return $this->saved_queries;
}
function free_result($query_id = false)
{
return ($query_id) ? @mysqli_free_result($query_id) : false;
}
function escape($str)
{
return is_array($str) ? '' : mysqli_real_escape_string($this->link_id, $str);
}
function error()
{
$result['error_sql'] = @current(@end($this->saved_queries));
$result['error_no'] = @mysqli_errno($this->link_id);
$result['error_msg'] = @mysqli_error($this->link_id);
return $result;
}
function close()
{
if ($this->link_id)
{
if ($this->query_result)
@mysqli_free_result($this->query_result);
return @mysqli_close($this->link_id);
}
else
return false;
}
} |
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