Электронная торговля средствами php

function func_gen_uuid() {
	return sprintf( "%04x%04x-%04x-%04x-%04x-%04x%04x%04x",
		mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),
		mt_rand( 0, 0xffff ),
		mt_rand( 0, 0x0fff ) | 0x4000,
		mt_rand( 0, 0x3fff ) | 0x8000,
		mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff )
	);
}
function func_send_data_to_ga($params) {
	$curl = curl_init();
	curl_setopt($curl,CURLOPT_USERAGENT, urlencode($_SERVER['HTTP_USER_AGENT']));
	curl_setopt($curl, CURLOPT_HTTPHEADER,array('Content-type: application/x-www-form-urlencoded'));
	curl_setopt($curl, CURLOPT_URL, "https://www.google-analytics.com/collect");
	curl_setopt($curl, CURLOPT_POST, 1);
	curl_setopt($curl, CURLOPT_POSTFIELDS, utf8_encode(http_build_query($params)));
	$ret = curl_exec($curl);
	CEventLog::Add(array(
    	 	"SEVERITY" => "SECURITY",
    	 	"AUDIT_TYPE_ID" => "Ответ от аналитики",
    	 	"MODULE_ID" => "main",
    	 	"ITEM_ID" => 123,
    	 	"DESCRIPTION" => serialize($ret),
    	));
	curl_close($curl);
}

AddEventHandler("sale", "OnOrderAdd", "OnOrderAddHandler");

function OnOrderAddHandler($ID, $arFields) {
	global $APPLICATION;
	CModule::IncludeModule('sale');
	CModule::IncludeModule('iblock');
	$isShow = false;
	$arOrder = CSaleOrder::GetByID($ID);

	$user_id = func_gen_uuid();

	$transaction_data = array(
		"v" => 1,
		"tid" => "UA-148030512-1",
		"cid" => $user_id,
		"t" => "event",
		"ti" => $ID,
		"ta" => 'Мосцветторг',
		"tr" => (float)$arOrder['PRICE'],
		//"ts" => $order_info["shipping_cost"],
		"tt" => (float)$arOrder['TAX_VALUE'],
		"cu" => "RUB"
	);
	CEventLog::Add(array(
     	"SEVERITY" => "SECURITY",
     	"AUDIT_TYPE_ID" => "Новый заказ " . $ID,
     	"MODULE_ID" => "main",
     	"ITEM_ID" => 123,
     	"DESCRIPTION" => serialize($transaction_data),
    ));
	// Отправляем параметры транзакции
	func_send_data_to_ga($transaction_data);
	// Перебираем все товары
	// 'transactionId': '".$ID."',
	//    'transactionAffiliation': 'Мосцветторг',
	//    'transactionTotal': ".floatval($arOrder['PRICE']).",
	//    'transactionTax': ".floatval($arOrder['TAX_VALUE']).",
	//    'transactionShipping': ".intval($arOrder['DELIVERY_ID']).",
	//    'transactionProducts': [";
 	//    $script = "gtag('event', 'purchase', {
 	//    'transaction_id': '".$ID."',
 	//  	'affiliation': 'Мосцветторг',
 	//  	'value': ".(float)$arOrder['PRICE'].",
 	//  	'currency': 'RUB',
 	//  	'tax': ".(float)$arOrder['TAX_VALUE'].",
 	//  	'shipping': ".intval($arOrder['DELIVERY_ID']).",
	// 'items': [";

	foreach ($arFields["BASKET_ITEMS"] as $key => $arItems)
	{
		$isShow = true;

		$item_data = array(
			"v" => 1,
			"tid" => "UA-148030512-1",
			"cid" => $user_id,
			"t" => "item",
			"cu" => "RUB",
			"ti" => $ID,
		);
		//$script .= "{";

		$iblock_id = CIBlockElement::GetList(Array(), ["ID" => $arItems["PRODUCT_ID"]], false, false, [])->GetNext();
		if($iblock_id) {
			$db_props = CIBlockElement::GetProperty($iblock_id["IBLOCK_ID"], $arItems["PRODUCT_ID"], "sort", "asc", Array("CODE"=>"ARTNUMBER"));
			if($ar_props = $db_props->Fetch()) {
				if(!empty($ar_props["VALUE"])) {
					$item_data["ic"] = $ar_props["VALUE"];
					//$script .= "'id': '".$ar_props["VALUE"]."',";
				}
			}
		}
		//$script .= "'name': '".$arItems["NAME"]."',";
		$item_data["in"] = $arItems["NAME"];
		$rsSections = CIBlockSection::GetList(array(), ["ID" => $iblock_id["IBLOCK_SECTION_ID"]]);
		if ($arSction = $rsSections->Fetch())
		{
			//$script .= "'category': '".$arSction["NAME"]."',";
			$item_data["iv"] = $arSction["NAME"];
		}
		// $script .= "   
		//     'price': '".(float)$arItems["PRICE"]."',
		//     'quantity': ".intval($arItems["QUANTITY"])."
		// },";
		$item_data["ip"] = $arItems["PRICE"];
		$item_data["iq"] = $arItems["QUANTITY"];

		CEventLog::Add(array(
    	 	"SEVERITY" => "SECURITY",
    	 	"AUDIT_TYPE_ID" => "Товар ID ".$arItems["PRODUCT_ID"],
    	 	"MODULE_ID" => "main",
    	 	"ITEM_ID" => 123,
    	 	"DESCRIPTION" => serialize($item_data),
    	));

		// Отправляем данные о товаре
		func_send_data_to_ga($item_data);
	}
	   
	//$script .= "]});";

	// if($isShow) {
	// 	$_SESSION['ANALYTIC'] = $script;
	// }
}