Your IP : 172.28.240.42
<?
class CPerfomanceTableList extends CDBResult
{
function GetList($bFull = true)
{
global $DB;
if($bFull)
$rsTables = $DB->Query("show table status");
else
$rsTables = $DB->Query("show tables from `".$DB->ForSQL($DB->DBName)."`");
return new CPerfomanceTableList($rsTables);
}
function Fetch()
{
global $DB;
$ar = parent::Fetch();
if($ar)
{
if(isset($ar["Tables_in_".$DB->DBName]))
$ar = array(
"TABLE_NAME" => $ar["Tables_in_".$DB->DBName],
"ENGINE_TYPE" => "",
"NUM_ROWS" => "",
"BYTES" => "",
);
else
$ar = array(
"TABLE_NAME" => $ar["Name"],
"ENGINE_TYPE" => $ar["Engine"],
"NUM_ROWS" => $ar["Rows"],
"BYTES" => $ar["Data_length"],
);
}
return $ar;
}
}
class CPerfomanceTable extends CAllPerfomanceTable
{
var $TABLE_NAME;
function Init($TABLE_NAME)
{
$this->TABLE_NAME = $TABLE_NAME;
}
function IsExists($TABLE_NAME = false)
{
if($TABLE_NAME===false)
$TABLE_NAME = $this->TABLE_NAME;
if(strlen($TABLE_NAME) <= 0)
return false;
global $DB;
$strSql = "
SHOW TABLES LIKE '".$DB->ForSQL($TABLE_NAME)."'
";
$rs = $DB->Query($strSql);
if($rs->Fetch())
return true;
else
return false;
}
function GetIndexes($TABLE_NAME = false)
{
static $cache = array();
if($TABLE_NAME===false)
$TABLE_NAME = $this->TABLE_NAME;
if(!array_key_exists($TABLE_NAME, $cache))
{
global $DB;
$strSql = "
SHOW INDEXES FROM `".$DB->ForSQL($TABLE_NAME)."`
";
$rs = $DB->Query($strSql);
$arResult = array();
while($ar = $rs->Fetch())
{
$arResult[$ar["Key_name"]][$ar["Seq_in_index"]] = $ar["Column_name"];
}
$cache[$TABLE_NAME] = $arResult;
}
return $cache[$TABLE_NAME];
}
function GetUniqueIndexes($TABLE_NAME = false)
{
static $cache = array();
if($TABLE_NAME===false)
$TABLE_NAME = $this->TABLE_NAME;
if(!array_key_exists($TABLE_NAME, $cache))
{
global $DB;
$strSql = "
SHOW INDEXES FROM `".$DB->ForSQL($TABLE_NAME)."`
";
$rs = $DB->Query($strSql);
$arResult = array();
while($ar = $rs->Fetch())
{
if(!$ar["Non_unique"])
$arResult[$ar["Key_name"]][$ar["Seq_in_index"]] = $ar["Column_name"];
}
$cache[$TABLE_NAME] = $arResult;
}
return $cache[$TABLE_NAME];
}
function GetTableFields($TABLE_NAME = false, $bExtended = false)
{
static $cache = array();
if($TABLE_NAME===false)
$TABLE_NAME = $this->TABLE_NAME;
if(!array_key_exists($TABLE_NAME, $cache))
{
global $DB;
$strSql = "
SHOW COLUMNS FROM `".$DB->ForSQL($TABLE_NAME)."`
";
$rs = $DB->Query($strSql);
$arResult = array();
$arResultExt = array();
while($ar = $rs->Fetch())
{
$canSort = true;
if(preg_match("/^(varchar|char)\\((\\d+)\\)/", $ar["Type"], $match))
{
$ar["DATA_TYPE"] = "string";
$ar["DATA_LENGTH"] = $match[2];
}
elseif(preg_match("/^(varchar|char)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "string";
}
elseif(preg_match("/^(text|longtext|mediumtext)/", $ar["Type"]))
{
$canSort = false;
$ar["DATA_TYPE"] = "string";
}
elseif(preg_match("/^(datetime|timestamp)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "datetime";
}
elseif(preg_match("/^(date)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "date";
}
elseif(preg_match("/^(int|smallint|bigint)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "int";
}
elseif(preg_match("/^float/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "double";
}
else
{
$canSort = false;
$ar["DATA_TYPE"] = "unknown";
}
$arResult[$ar["Field"]] = $ar["DATA_TYPE"];
$arResultExt[$ar["Field"]] = array(
"type" => $ar["DATA_TYPE"],
"length" => $ar["DATA_LENGTH"],
"nullable" => $ar["Null"] !== "NO",
"default" => $ar["Default"],
"sortable" => $canSort,
//"info" => $ar,
);
}
$cache[$TABLE_NAME] = array($arResult, $arResultExt);
}
if($bExtended)
return $cache[$TABLE_NAME][1];
else
return $cache[$TABLE_NAME][0];
}
function NavQuery($arNavParams, $arQuerySelect, $strTableName, $strQueryWhere, $arQueryOrder)
{
global $DB;
if(IntVal($arNavParams["nTopCount"]) <= 0)
{
$strSql = "
SELECT
count(1) C
FROM
".$strTableName." t
";
if($strQueryWhere)
{
$strSql .= "
WHERE
".$strQueryWhere."
";
}
$res_cnt = $DB->Query($strSql);
$res_cnt = $res_cnt->Fetch();
$cnt = $res_cnt["C"];
$strSql = "
SELECT
".implode(", ", $arQuerySelect)."
FROM
".$strTableName." t
";
if($strQueryWhere)
{
$strSql .= "
WHERE
".$strQueryWhere."
";
}
if(count($arQueryOrder) > 0)
{
$strSql .= "
ORDER BY
".implode(", ", $arQueryOrder)."
";
}
$res = new CDBResult();
$res->NavQuery($strSql, $cnt, $arNavParams);
return $res;
}
else
{
$strSql = "
SELECT
".implode(", ", $arQuerySelect)."
FROM
".$strTableName." t
";
if($strQueryWhere)
{
$strSql .= "
WHERE
".$strQueryWhere."
";
}
if(count($arQueryOrder) > 0)
{
$strSql .= "
ORDER BY
".implode(", ", $arQueryOrder)."
";
}
$strSql = $strSql." LIMIT ".IntVal($arNavParams["nTopCount"]);
return $DB->Query($strSql);
}
}
function escapeColumn($column)
{
return "`".$column."`";
}
}
?>