/**
* Returns current A/B-test context
*
* @return array|null
*/
public static function getContext()
{
global $USER, $APPLICATION;
static $context;
if (!defined('SITE_ID') || !SITE_ID) {
return null;
}
if (empty($context)) {
$activeTest = Helper::getActiveTest();
if ($USER->canDoOperation('view_other_settings') && !empty($_SESSION['ABTEST_MODE'])) {
if ($_SESSION['ABTEST_MODE'] == 'reset') {
if (!empty($activeTest)) {
$context = Helper::context($activeTest, 'N');
}
unset($_SESSION['ABTEST_MODE']);
} else {
if (preg_match('/^(\\d+)\\|(A|B|N)$/', $_SESSION['ABTEST_MODE'], $matches)) {
if (!empty($activeTest) && $activeTest['ID'] == intval($matches[1])) {
$context = Helper::context($activeTest, $matches[2]);
unset($_SESSION['ABTEST_MODE']);
} else {
$abtest = ABTestTable::getList(array('filter' => array('=ID' => intval($matches[1]), 'ENABLED' => 'Y')))->fetch();
if (!empty($abtest) && $abtest['SITE_ID'] == SITE_ID) {
$context = Helper::context($abtest, $matches[2]);
}
}
}
}
}
if (empty($context) && !empty($activeTest)) {
$abtest = $activeTest;
if ($cookie = $APPLICATION->get_cookie('ABTEST_' . SITE_ID)) {
if (preg_match('/^' . intval($abtest['ID']) . '\\|(A|B|N)$/i', $cookie, $matches)) {
$section = $matches[1];
}
}
if (empty($section)) {
$dice = mt_rand(1, 100);
if ($dice <= intval($abtest['PORTION']) / 2) {
$section = 'A';
} else {
if ($dice <= intval($abtest['PORTION'])) {
$section = 'B';
} else {
$section = 'N';
}
}
}
$context = Helper::context($abtest, $section);
}
if (empty($activeTest)) {
$APPLICATION->set_cookie('ABTEST_' . SITE_ID, null);
} else {
if ($activeTest['ID'] == $context['abtest']) {
$APPLICATION->set_cookie('ABTEST_' . SITE_ID, intval($context['abtest']) . '|' . $context['section']);
}
}
}
return $context;
}
/**
* Sets A/B-test related attributes to conversion context
*
* @param \Bitrix\Conversion\DayContext $conversionContext Conversion context.
* @return void
*/
public static function onConversionSetContextAttributes(\Bitrix\Conversion\DayContext $conversionContext)
{
if ($abtest = Helper::getActiveTest()) {
if ($context = Helper::getContext()) {
if ($context['abtest'] != $abtest['ID']) {
return;
}
if (!in_array($context['section'], array('A', 'B'))) {
return;
}
$conversionContext->setAttribute('abtest', $context['abtest']);
$conversionContext->setAttribute('abtest_section', $context['section']);
}
}
}