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AddEventHandler("iblock", "OnAfterIBlockElementUpdate", "DoIBlockAfterSave");
AddEventHandler("iblock", "OnAfterIBlockElementAdd", "DoIBlockAfterSave");
AddEventHandler("catalog", "OnPriceAdd", "DoIBlockAfterSave");
AddEventHandler("catalog", "OnPriceUpdate", "DoIBlockAfterSave");
function DoIBlockAfterSave($arg1, $arg2 = false)
{
$ELEMENT_ID = false;
$IBLOCK_ID = false;
$OFFERS_IBLOCK_ID = false;
$OFFERS_PROPERTY_ID = false;
if (CModule::IncludeModule('currency'))
$strDefaultCurrency = CCurrency::GetBaseCurrency();
//Check for catalog event
if(is_array($arg2) && $arg2["PRODUCT_ID"] > 0)
{
//Get iblock element
$rsPriceElement = CIBlockElement::GetList(
array(),
array(
"ID" => $arg2["PRODUCT_ID"],
),
false,
false,
array("ID", "IBLOCK_ID")
);
if($arPriceElement = $rsPriceElement->Fetch())
{
$arCatalog = CCatalog::GetByID($arPriceElement["IBLOCK_ID"]);
if(is_array($arCatalog))
{
//Check if it is offers iblock
if($arCatalog["OFFERS"] == "Y")
{
//Find product element
$rsElement = CIBlockElement::GetProperty(
$arPriceElement["IBLOCK_ID"],
$arPriceElement["ID"],
"sort",
"asc",
array("ID" => $arCatalog["SKU_PROPERTY_ID"])
);
$arElement = $rsElement->Fetch();
if($arElement && $arElement["VALUE"] > 0)
{
$ELEMENT_ID = $arElement["VALUE"];
$IBLOCK_ID = $arCatalog["PRODUCT_IBLOCK_ID"];
$OFFERS_IBLOCK_ID = $arCatalog["IBLOCK_ID"];
$OFFERS_PROPERTY_ID = $arCatalog["SKU_PROPERTY_ID"];
}
}
//or iblock which has offers
elseif($arCatalog["OFFERS_IBLOCK_ID"] > 0)
{
$ELEMENT_ID = $arPriceElement["ID"];
$IBLOCK_ID = $arPriceElement["IBLOCK_ID"];
$OFFERS_IBLOCK_ID = $arCatalog["OFFERS_IBLOCK_ID"];
$OFFERS_PROPERTY_ID = $arCatalog["OFFERS_PROPERTY_ID"];
}
//or it's regular catalog
else
{
$ELEMENT_ID = $arPriceElement["ID"];
$IBLOCK_ID = $arPriceElement["IBLOCK_ID"];
$OFFERS_IBLOCK_ID = false;
$OFFERS_PROPERTY_ID = false;
}
}
}
}
//Check for iblock event
elseif(is_array($arg1) && $arg1["ID"] > 0 && $arg1["IBLOCK_ID"] > 0)
{
//Check if iblock has offers
$arOffers = CIBlockPriceTools::GetOffersIBlock($arg1["IBLOCK_ID"]);
if(is_array($arOffers))
{
$ELEMENT_ID = $arg1["ID"];
$IBLOCK_ID = $arg1["IBLOCK_ID"];
$OFFERS_IBLOCK_ID = $arOffers["OFFERS_IBLOCK_ID"];
$OFFERS_PROPERTY_ID = $arOffers["OFFERS_PROPERTY_ID"];
}
}
if($ELEMENT_ID)
{
static $arPropCache = array();
if(!array_key_exists($IBLOCK_ID, $arPropCache))
{
//Check for MINIMAL_PRICE property
$rsProperty = CIBlockProperty::GetByID("MINIMUM_PRICE", $IBLOCK_ID);
$arProperty = $rsProperty->Fetch();
if($arProperty)
$arPropCache[$IBLOCK_ID] = $arProperty["ID"];
else
$arPropCache[$IBLOCK_ID] = false;
}
if($arPropCache[$IBLOCK_ID])
{
//Compose elements filter
if($OFFERS_IBLOCK_ID)
{
$rsOffers = CIBlockElement::GetList(
array(),
array(
"IBLOCK_ID" => $OFFERS_IBLOCK_ID,
"PROPERTY_".$OFFERS_PROPERTY_ID => $ELEMENT_ID,
),
false,
false,
array("ID")
);
while($arOffer = $rsOffers->Fetch())
$arProductID[] = $arOffer["ID"];
if (!is_array($arProductID))
$arProductID = array($ELEMENT_ID);
}
else
$arProductID = array($ELEMENT_ID);
$minPrice = false;
$maxPrice = false;
//Get prices
$rsPrices = CPrice::GetList(
array(),
array(
"PRODUCT_ID" => $arProductID,
)
);
while($arPrice = $rsPrices->Fetch())
{
if (CModule::IncludeModule('currency') && $strDefaultCurrency != $arPrice['CURRENCY'])
$arPrice["PRICE"] = CCurrencyRates::ConvertCurrency($arPrice["PRICE"], $arPrice["CURRENCY"], $strDefaultCurrency);
$PRICE = $arPrice["PRICE"];
if($minPrice === false || $minPrice > $PRICE)
$minPrice = $PRICE;
if($maxPrice === false || $maxPrice < $PRICE)
$maxPrice = $PRICE;
}
//Save found minimal price into property
if($minPrice !== false)
{
CIBlockElement::SetPropertyValuesEx(
$ELEMENT_ID,
$IBLOCK_ID,
array(
"MINIMUM_PRICE" => $minPrice,
"MAXIMUM_PRICE" => $maxPrice,
)
);
}
}
}
}