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<?php
/**
* Bitrix Framework
* @package bitrix
* @subpackage iblock
*/
namespace Bitrix\Iblock\PropertyIndex;
class Storage
{
protected $iblockId = 0;
protected static $exists = array();
const PRICE = 1;
const DICTIONARY = 2;
const STRING = 3;
const NUMERIC = 4;
const DATETIME = 5;
/**
* @param integer $iblockId Information block identifier.
*/
public function __construct($iblockId)
{
$this->iblockId = intval($iblockId);
}
/**
* Returns information block identifier.
*
* @return integer
*/
public function getIblockId()
{
return $this->iblockId;
}
/**
* Internal method to get database table name for storing property index.
*
* @return string
*/
public function getTableName()
{
return "b_iblock_".$this->iblockId."_index";
}
/**
* Checks if property index exists in the database.
* Returns true on success.
*
* @return boolean
*/
public function isExists()
{
if (!array_key_exists($this->iblockId, self::$exists))
{
$connection = \Bitrix\Main\Application::getConnection();
self::$exists[$this->iblockId] = $connection->isTableExists($this->getTableName());
}
return self::$exists[$this->iblockId];
}
/**
* Creates new property values index for information block.
* You have to be sure that index does not exists.
*
* @return void
*/
public function create()
{
$connection = \Bitrix\Main\Application::getConnection();
$connection->createTable($this->getTableName(), array(
"SECTION_ID" => new \Bitrix\Main\Entity\IntegerField("SECTION_ID", array(
'required' => true,
)),
"ELEMENT_ID" => new \Bitrix\Main\Entity\IntegerField("ELEMENT_ID", array(
'required' => true,
)),
"FACET_ID" => new \Bitrix\Main\Entity\IntegerField("FACET_ID", array(
'required' => true,
)),
"VALUE" => new \Bitrix\Main\Entity\IntegerField("VALUE", array(
'required' => true,
)),
"VALUE_NUM" => new \Bitrix\Main\Entity\FloatField("VALUE_NUM", array(
'required' => true,
)),
"INCLUDE_SUBSECTIONS" => new \Bitrix\Main\Entity\BooleanField("INCLUDE_SUBSECTIONS", array(
'required' => true,
'values' => array(0, 1),
)),
), array("SECTION_ID", "FACET_ID", "VALUE", "VALUE_NUM", "ELEMENT_ID"));
$connection->createIndex($this->getTableName(), 'IX_'.$this->getTableName().'_0', array("SECTION_ID", "FACET_ID", "VALUE_NUM", "VALUE", "ELEMENT_ID"));
$connection->createIndex($this->getTableName(), 'IX_'.$this->getTableName().'_1', array("ELEMENT_ID", "SECTION_ID", "FACET_ID"));
self::$exists[$this->iblockId] = true;
}
/**
* Deletes existing index from the database.
* You have to check that index exists before calling this method.
*
* @return void
*/
public function drop()
{
$connection = \Bitrix\Main\Application::getConnection();
$connection->dropTable($this->getTableName());
self::$exists[$this->iblockId] = false;
}
/**
* Returns maximum stored element identifier.
*
* @return int
*/
public function getLastStoredElementId()
{
$connection = \Bitrix\Main\Application::getConnection();
$max = $connection->queryScalar("select max(ELEMENT_ID) ELEMENT_MAX from ".$this->getTableName());
return $max > 0? $max: 0;
}
/**
* Adds new index entry.
*
* @param integer $sectionId Identifier of the element section.
* @param integer $elementId Identifier of the element.
* @param integer $facetId Identifier of the property/price.
* @param integer $value Dictionary value or 0.
* @param float $valueNum Value of an numeric property or price.
* @param boolean $includeSubsections If section has parent or direct element connection.
*
* @return boolean
*/
public function addIndexEntry($sectionId, $elementId, $facetId, $value, $valueNum, $includeSubsections)
{
$connection = \Bitrix\Main\Application::getConnection();
try
{
$connection->query("
INSERT INTO ".$this->getTableName()." (
SECTION_ID
,ELEMENT_ID
,FACET_ID
,VALUE
,VALUE_NUM
,INCLUDE_SUBSECTIONS
) VALUES (
".intval($sectionId)."
,".intval($elementId)."
,".intval($facetId)."
,".intval($value)."
,".doubleval($valueNum)."
,".($includeSubsections > 0? 1: 0)."
)
");
}
catch (\Bitrix\Main\DB\SqlException $e)
{
return false;
}
return true;
}
protected $insertBuffer = array();
protected $insertLength = 0;
protected $insertMax = 1024000;
/**
* Adds index entry to an queue for batch add.
*
* @param integer $sectionId Identifier of the element section.
* @param integer $elementId Identifier of the element.
* @param integer $facetId Identifier of the property/price.
* @param integer $value Dictionary value or 0.
* @param float $valueNum Value of an numeric property or price.
* @param boolean $includeSubsections If section has parent or direct element connection.
*
* @return boolean
*/
public function queueIndexEntry($sectionId, $elementId, $facetId, $value, $valueNum, $includeSubsections)
{
$connection = \Bitrix\Main\Application::getConnection();
$sqlHelper = $connection->getSqlHelper();
$values = "("
.intval($sectionId).","
.intval($elementId).","
.intval($facetId).","
.intval($value).","
.doubleval($valueNum).","
.($includeSubsections > 0? 1: 0)
.")";
$this->insertBuffer[] = $values;
$this->insertLength += mb_strlen($values);
if ($this->insertLength > $this->insertMax)
{
return $this->flushIndexEntries();
}
return true;
}
/**
* Writes all index entries from the queue to the database.
*
* @return boolean
*/
public function flushIndexEntries()
{
$connection = \Bitrix\Main\Application::getConnection();
if ($this->insertBuffer)
{
try
{
$insertQuery = "
INSERT INTO ".$this->getTableName()."
(SECTION_ID ,ELEMENT_ID ,FACET_ID ,VALUE ,VALUE_NUM ,INCLUDE_SUBSECTIONS)
VALUES ".implode(',', $this->insertBuffer)."
";
$connection->query($insertQuery);
$this->insertBuffer = array();
$this->insertLength = 0;
}
catch (\Bitrix\Main\DB\SqlException $e)
{
return false;
}
}
return true;
}
/**
* Deletes all element entries from the index.
*
* @param integer $elementId Identifier of the element to be deleted.
*
* @return boolean
*/
public function deleteIndexElement($elementId)
{
$connection = \Bitrix\Main\Application::getConnection();
$connection->query("DELETE from ".$this->getTableName()." WHERE ELEMENT_ID = ".intval($elementId));
return true;
}
/**
* Converts iblock property identifier into internal storage facet identifier.
*
* @param integer $propertyId Property identifier.
* @return integer
*/
public static function propertyIdToFacetId($propertyId)
{
return intval($propertyId * 2);
}
/**
* Converts catalog price identifier into internal storage facet identifier.
*
* @param integer $priceId Price identifier.
* @return integer
*/
public static function priceIdToFacetId($priceId)
{
return intval($priceId * 2 + 1);
}
/**
* Returns true if given identifier is catalog price one.
*
* @param integer $facetId Internal storage facet identifier.
*
* @return boolean
*/
public static function isPriceId($facetId)
{
return ($facetId % 2) != 0;
}
/**
* Returns true if given identifier is iblock property one.
*
* @param integer $facetId Internal storage facet identifier.
*
* @return boolean
*/
public static function isPropertyId($facetId)
{
return ($facetId % 2) == 0;
}
/**
* Converts internal storage facet identifier into iblock property identifier.
*
* @param integer $facetId Internal storage facet identifier.
*
* @return integer
*/
public static function facetIdToPropertyId($facetId)
{
return intval($facetId / 2);
}
/**
* Converts internal storage facet identifier into catalog price identifier.
*
* @param integer $facetId Internal storage facet identifier.
*
* @return integer
*/
public static function facetIdToPriceId($facetId)
{
return intval(($facetId - 1) / 2);
}
}