public static function FromList(array $resources, array $amounts, Colony $colony, array $listPositions = NULL, $forDeletion = false)
{
$members = array();
$positionInList = 0;
$amountCounter = 0;
// Determine the list positions.
if ($listPositions == NULL) {
// Get the offset of build list positions
$firstItem = ResourceParser::Instance()->GetItemByName($resources[0]);
if ($firstItem->IsBuilding()) {
$scheduledUnitData = BuildGroup::GetLastBuildListPosition($colony);
$positionInList += $scheduledUnitData;
} else {
$scheduledUnitData = BuildGroup::ShipyardIsBusyUntil();
$positionInList += $scheduledUnitData["build_list_position"];
}
$positionInList++;
// If there are other constructions preceding this, offset by 1.
} else {
$positionCounter = 0;
$positionInList = $listPositions[$positionCounter];
}
// Construct list of members
foreach ($resources as $itemName) {
$itemObject = clone ResourceParser::Instance()->GetItemByName($itemName);
// the 'false' boolean means "Don't inform the BuildGroup of a change" because we'll manually calculate build times in a second
$itemObject->Amount($amounts[$amountCounter], false);
$amountCounter++;
if ($listPositions != NULL) {
$positionInList = $listPositions[$positionCounter];
$positionCounter++;
}
if ($itemObject->IsBuilding()) {
$members[$positionInList] =& BuildingBuildItem::FromIDResource($itemObject, $positionInList, $positionInList, 0, 1, NULL);
} else {
$members[$positionInList] =& BuildItem::FromIDResource($itemObject, $positionInList, $positionInList, 0, NULL);
}
$positionInList++;
}
if ($itemObject->IsBuilding()) {
$rg = new BuildingBuildGroup($members, $colony);
} else {
$rg = new BuildGroup($members, $colony);
}
foreach ($rg->Members() as $unit) {
$unit->BuildGroup($rg);
}
if (!$forDeletion) {
$rg->FillItemsInDatabase();
// Pretty damn crucial for correct calculation of buildLevels!
$rg->UpdateBuildTimes();
}
return $rg;
}
