TasksFilterConverter::execute

public function execute(array &$result)
{
	global $DB;

	if (!Loader::includeModule("tasks") || Option::get('tasks', 'tasksFilterNeedConvert', 'Y') == 'N')
	{
		return false;
	}
	$return = false;

	$params = Option::get("tasks", "tasksfilterconvert", "");
	$params = ($params !== "" ? @unserialize($params, ['allowed_classes' => false]) : array());
	$params = (is_array($params) ? $params : array());

	if (empty($params))
	{
		$filterRes = $DB->Query('SELECT COUNT(*) as CNT FROM b_tasks_filters');
		if (!$filterRes)
		{
			$count = 0;
		}
		else
		{
			$filter = $filterRes->Fetch();
			$count = $filter['CNT'];
		}
		$params = array(
			"lastId" => 0,
			"number" => 0,
			"count" => $count
		);
	}

	if ($params["count"] > 0)
	{
		$found = false;
		$res = $DB->Query(
			"
			SELECT ID, NAME, PARENT, SERIALIZED_FILTER, USER_ID
			FROM b_tasks_filters 
			WHERE ID > ".(int)$params["lastId"]."
			LIMIT {$this->countAtHit}"
		);

		$userFilters = array();

		while ($arData = $res->Fetch())
		{
			$serializedFilter = unserialize($arData['SERIALIZED_FILTER'], ['allowed_classes' => false]);
			if(!is_array($serializedFilter))
			{
				$serializedFilter = array();
			}

			$fields = BitrixTasksUiFilterConvertFilter::prepareFilter($serializedFilter);
			if ($fields)
			{
				$userFilters[$arData['USER_ID']]['exported_filter_'.microtime(true).'_'.$arData['ID']] = array(
					'name' => $arData['NAME'],
					'fields' => $fields,
					'sort'=> 100,
					'filter_rows' => join(',', array_keys($fields))
				);
			}

			$params["lastId"] = $arData['ID'];
			$params["number"]++;
			$found = true;
		}

		foreach(array_keys($userFilters) as $userId)
		{
			$filters = CUserOptions::getOption("main.ui.filter", 'TASKS_GRID_ROLE_ID_4096_0_ADVANCED_N', array(), $userId);
			if(!$filters)
			{
				$filters = array();
				$filters["use_pin_preset"] = true;
				$filters["default_presets"] = BitrixTasksHelperFilter::getPresets();
				$filters["default"] = BitrixMainUIFilterOptions::findDefaultPresetId(
					$filters["default_presets"]
				);
				$filters["filter"] = $filters["default"];
				$filters["filters"] = $filters["default_presets"];
			}

			$filters['filters'] = array_merge((array)$filters['filters'], $userFilters[$userId]);

			CUserOptions::SetOption(
				'main.ui.filter',
				'TASKS_GRID_ROLE_ID_4096_0_ADVANCED_N',
				$filters,
				false,
				$userId
			);
		}

		$result["steps"] = $params["number"];
		$result["count"] = $params["count"];

		if ($found)
		{
			Option::set("tasks", "tasksfilterconvert", serialize($params));
			$return = true;
		}
		else
		{
			Option::delete("tasks", array("name" => "tasksfilterconvert"));
			Option::set('tasks', 'tasksFilterNeedConvert', 'N');
		}
	}

	return $return;
}