EntityController::prepareMultiFieldInfoBulk

static function prepareMultiFieldInfoBulk(array &$items)
{
	$map = array();
	foreach($items as $ID => $item)
	{
		if(!isset($item['ASSOCIATED_ENTITY']) || !isset($item['ASSOCIATED_ENTITY']['COMMUNICATION']))
		{
			continue;
		}

		$communication = $item['ASSOCIATED_ENTITY']['COMMUNICATION'];
		$typeName = $communication['TYPE'] ? $communication['TYPE'] : '';
		$entityID = $communication['ENTITY_ID'] ? $communication['ENTITY_ID'] : 0;
		$entityTypeID = $communication['ENTITY_TYPE_ID'] ? $communication['ENTITY_TYPE_ID'] : \CCrmOwnerType::Undefined;

		if($typeName === '' || $entityID <= 0 || !\CCrmOwnerType::IsDefined($entityTypeID))
		{
			continue;
		}

		$entityTypeName = \CCrmOwnerType::ResolveName($entityTypeID);
		if(!isset($map[$typeName]))
		{
			$map[$typeName] = array();
		}

		if(!isset($map[$typeName][$entityTypeName]))
		{
			$map[$typeName][$entityTypeName] = array();
		}

		if(!isset($map[$typeName][$entityTypeName][$entityID]))
		{
			$map[$typeName][$entityTypeName][$entityID] = array();
		}

		$map[$typeName][$entityTypeName][$entityID][] = $ID;
	}

	$multifields = array();
	foreach($map as $typeName => $item)
	{
		$entityTypeNames = array_keys($item);
		foreach($entityTypeNames as $entityTypeName)
		{
			if(!isset($multifields[$typeName]))
			{
				$multifields[$typeName] = array();
			}

			if(!isset($multifields[$typeName][$entityTypeName]))
			{
				$multifields[$typeName][$entityTypeName] = array();
			}

			$multifields[$typeName][$entityTypeName] = \CCrmFieldMulti::PrepareEntityDataBulk(
				$typeName,
				$entityTypeName,
				array_keys($item[$entityTypeName]),
				array('ENABLE_COMPLEX_NAME' => true, 'LIMIT' => 5)
			);
		}
	}

	foreach($multifields as $typeName => $item)
	{
		if(!isset($map[$typeName]))
		{
			continue;
		}

		$entityTypeNames = array_keys($item);
		foreach($entityTypeNames as $entityTypeName)
		{
			if(!isset($map[$typeName][$entityTypeName]))
			{
				continue;
			}

			$entityTypeData = $item[$entityTypeName];
			$entityIDs = array_keys($entityTypeData);
			foreach($entityIDs as $entityID)
			{
				if(!isset($map[$typeName][$entityTypeName][$entityID]))
				{
					continue;
				}

				$entityData = $entityTypeData[$entityID];
				foreach($map[$typeName][$entityTypeName][$entityID] as $ID)
				{
					$items[$ID][$typeName] = $entityData;
				}
			}
		}
	}
}