%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
class CPerfomanceTableList extends CDBResult
{
public static function GetList($bFull = true)
{
global $DB;
if ($bFull)
$rsTables = $DB->Query("show table status");
else
$rsTables = $DB->Query("show tables from ".CPerfomanceTable::escapeTable($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["Comment"] === "VIEW"? "VIEW": $ar["Engine"],
"NUM_ROWS" => $ar["Rows"],
"BYTES" => $ar["Data_length"],
);
}
return $ar;
}
}
class CPerfomanceTable extends CAllPerfomanceTable
{
function Init($TABLE_NAME)
{
$TABLE_NAME = trim($TABLE_NAME, "`");
$this->TABLE_NAME = $TABLE_NAME;
}
function IsExists($TABLE_NAME = false)
{
global $DB;
if ($TABLE_NAME === false)
$TABLE_NAME = $this->TABLE_NAME;
if (strlen($TABLE_NAME) <= 0)
return false;
$TABLE_NAME = trim($TABLE_NAME, "`");
$strSql = "
SHOW TABLES LIKE '".$DB->ForSQL($TABLE_NAME)."'
";
$rs = $DB->Query($strSql);
if ($rs->Fetch())
return true;
else
return false;
}
function GetIndexes($TABLE_NAME = false)
{
global $DB;
static $cache = array();
if ($TABLE_NAME === false)
$TABLE_NAME = $this->TABLE_NAME;
if (strlen($TABLE_NAME) <= 0)
return array();
$TABLE_NAME = trim($TABLE_NAME, "`");
if (!array_key_exists($TABLE_NAME, $cache))
{
$strSql = "SHOW INDEXES FROM ".$this->escapeTable($TABLE_NAME);
$arResult = array();
$rsInd = $DB->Query($strSql, true);
if ($rsInd)
{
while ($arInd = $rsInd->Fetch())
{
$arResult[$arInd["Key_name"]][$arInd["Seq_in_index"]] = $arInd["Column_name"];
}
}
$cache[$TABLE_NAME] = $arResult;
}
return $cache[$TABLE_NAME];
}
function GetUniqueIndexes($TABLE_NAME = false)
{
global $DB;
static $cache = array();
if ($TABLE_NAME === false)
$TABLE_NAME = $this->TABLE_NAME;
if (strlen($TABLE_NAME) <= 0)
return array();
$TABLE_NAME = trim($TABLE_NAME, "`");
if (!array_key_exists($TABLE_NAME, $cache))
{
$strSql = "SHOW INDEXES FROM ".$this->escapeTable($TABLE_NAME);
$arResult = array();
$rsInd = $DB->Query($strSql, true);
if ($rsInd)
{
while ($arInd = $rsInd->Fetch())
{
if (!$arInd["Non_unique"])
$arResult[$arInd["Key_name"]][$arInd["Seq_in_index"]] = $arInd["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 = $this->TABLE_NAME;
if (strlen($TABLE_NAME) <= 0)
return false;
$TABLE_NAME = trim($TABLE_NAME, "`");
if (!array_key_exists($TABLE_NAME, $cache))
{
global $DB;
$strSql = "SHOW COLUMNS FROM ".$this->escapeTable($TABLE_NAME);
$rs = $DB->Query($strSql);
$arResult = array();
$arResultExt = array();
while ($ar = $rs->Fetch())
{
$canSort = true;
$match = array();
if (preg_match("/^(varchar|char|varbinary)\\((\\d+)\\)/", $ar["Type"], $match))
{
$ar["DATA_TYPE"] = "string";
$ar["DATA_LENGTH"] = $match[2];
if ($match[2] == 1 && ($ar["Default"] === "N" || $ar["Default"] === "Y"))
$ar["ORM_DATA_TYPE"] = "boolean";
else
$ar["ORM_DATA_TYPE"] = "string";
}
elseif (preg_match("/^(varchar|char)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "string";
$ar["ORM_DATA_TYPE"] = "string";
}
elseif (preg_match("/^(text|longtext|mediumtext|longblob)/", $ar["Type"]))
{
$canSort = false;
$ar["DATA_TYPE"] = "string";
$ar["ORM_DATA_TYPE"] = "text";
}
elseif (preg_match("/^(datetime|timestamp)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "datetime";
$ar["ORM_DATA_TYPE"] = "datetime";
}
elseif (preg_match("/^(date)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "date";
$ar["ORM_DATA_TYPE"] = "date";
}
elseif (preg_match("/^(int|smallint|bigint|tinyint)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "int";
$ar["ORM_DATA_TYPE"] = "integer";
}
elseif (preg_match("/^(float|double|decimal)/", $ar["Type"]))
{
$ar["DATA_TYPE"] = "double";
$ar["ORM_DATA_TYPE"] = "float";
}
else
{
$canSort = false;
$ar["DATA_TYPE"] = "unknown";
$ar["ORM_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,
"orm_type" => $ar["ORM_DATA_TYPE"],
"increment" => ($ar["Extra"] === "auto_increment"),
//"info" => $ar,
);
}
$cache[$TABLE_NAME] = array($arResult, $arResultExt);
}
if ($bExtended)
return $cache[$TABLE_NAME][1];
else
return $cache[$TABLE_NAME][0];
}
public static function escapeColumn($column)
{
return "`".str_replace("`", "``", $column)."`";
}
public static function escapeTable($tableName)
{
return "`".str_replace("`", "``", $tableName)."`";
}
function getCreateIndexDDL($TABLE_NAME, $INDEX_NAME, $INDEX_COLUMNS)
{
$tableFields = $this->GetTableFields($TABLE_NAME, true);
foreach ($INDEX_COLUMNS as $i => $field)
{
if ($tableFields[trim($field, '`[]"')]["orm_type"] === "text")
{
$INDEX_COLUMNS[$i] = $field."(100)";
}
}
return parent::getCreateIndexDDL($TABLE_NAME, $INDEX_NAME, $INDEX_COLUMNS);
}
}
Zerion Mini Shell 1.0