private function showMoves(array &$data)
{
// add unit description
$units = ModelLandUnit::iterator();
$unitsViewData = array();
while ($units->hasNext()) {
/* @var $unit ModelLandUnit */
$unit = $units->next();
$unitsViewData[] = array('id' => $unit->getId(), 'abbreviation' => $unit->getAbbreviation(), 'name' => $unit->getName());
}
$data['units'] = $unitsViewData;
// show moves
$game = ModelGame::getCurrentGame();
$id_game = $game->getId();
$round = $game->getRound();
$phase = $game->getIdPhase();
if ($phase > PHASE_TROOPSMOVE) {
++$round;
}
$moves = ModelTroopsMove::iterator(ModelUser::getCurrentUser()->getId(), $id_game, $round);
$movesViewData = array();
while ($moves->hasNext()) {
/* @var $move ModelTroopsMove */
$move = $moves->next();
$moveViewData = array();
$moveViewData['id'] = $move->getIdMove();
$steps = $move->getSteps();
$zArea = ModelGameArea::getGameArea((int) $id_game, (int) array_shift($steps));
$area = ModelArea::getArea((int) $zArea->getIdArea());
$moveViewData['startArea'] = array('number' => $area->getNumber(), 'name' => $area->getName());
$zArea = ModelGameArea::getGameArea((int) $id_game, (int) array_pop($steps));
$area = ModelArea::getArea($zArea->getIdArea());
$moveViewData['destinationArea'] = array('number' => $area->getNumber(), 'name' => $area->getName());
$units = $move->getUnits();
$unit_iter = ModelLandUnit::iterator();
$unitsViewData = array();
while ($unit_iter->hasNext()) {
/* @var $unit ModelLandUnit */
$unit = $unit_iter->next();
$id_unit = (int) $unit->getId();
$unitsViewData[] = array('id' => $id_unit, 'count' => isset($units[$id_unit]) ? $units[$id_unit] : 0);
}
$moveViewData['units'] = $unitsViewData;
$movesViewData[] = $moveViewData;
}
$data['moves'] = $movesViewData;
}
/**
* checks if this move is valid, throws exception if not valid
*
* @param int $id_move
* @param int $round
* @param $steps array(int step_nr => int id_zarea) -> step_nr counting from 1 to x
* @param $units array(int id_unit => count)
* @throws NullPointerException
* @throws ControllerException
* @return boolean
*/
private function validateMove($id_move, $round, $steps, $units)
{
/*
* check if user owns the start country and if start area is land area
*/
$id_start_area = $steps[1];
$zArea = ModelGameArea::getGameArea($this->id_game, $id_start_area);
if ($zArea->getIdUser() !== $this->id_user) {
throw new ControllerException('Start country isn\'t owned by this user.');
}
/*
* check if user owns destination area
*/
if (ModelGameArea::getGameArea($this->id_game, end($steps))->getIdUser() !== $this->id_user) {
throw new ControllerException('destination country isn\'t owned by this user.');
}
/*
* check if enough units are left in the country -> iterate over all moves (except this), substract outgoing
* check if there are any incoming units
* count number of attacks
*/
$ingameLandUnits = ModelInGameLandUnit::getUnitsByIdZAreaUser($this->id_game, $id_start_area, $this->id_user);
//array(int id_unit => ModelInGameLandUnit)
$area_units = array();
$units_incoming = false;
$units_left = false;
$landUnitsIterator = ModelLandUnit::iterator();
while ($landUnitsIterator->hasNext()) {
/* @var $landUnit ModelTroopsMove */
$landUnit = $landUnitsIterator->next();
$id_unit = (int) $landUnit->getId();
if (isset($ingameLandUnits[$id_unit])) {
/* @var $ingameLandUnit ModelInGameLandUnit */
$ingameLandUnit = $ingameLandUnits[$id_unit];
$area_units[$id_unit] = $ingameLandUnit->getCount();
} else {
$area_units[$id_unit] = 0;
}
}
$movesIterator = ModelTroopsMove::iterator($this->id_user, $this->id_game, $round);
while ($movesIterator->hasNext()) {
/* @var $troopsMove ModelTroopsMove */
$troopsMove = $movesIterator->next();
if ($troopsMove->getId() === $id_move) {
continue;
// only subtract units from other moves
}
$move_steps = $troopsMove->getSteps();
$zTargetArea = ModelGameArea::getGameArea($this->id_game, end($move_steps));
$zStartArea = ModelGameArea::getGameArea($this->id_game, reset($move_steps));
if ($zStartArea->getId() === $id_start_area) {
$move_units = $troopsMove->getUnits();
foreach ($move_units as $id_unit => $count) {
$area_units[$id_unit] -= $count;
}
} else {
if ($zTargetArea->getId() === $id_start_area) {
$move_units = $troopsMove->getUnits();
foreach ($move_units as $id_unit => $count) {
if ($count > 0) {
$units_incoming = true;
}
}
}
}
}
foreach ($area_units as $id_unit => $count) {
if (isset($units[$id_unit]) && $units[$id_unit] > $count) {
throw new ControllerException('Invalid move, not enough units in area.');
}
$count_leaving = isset($units[$id_unit]) ? $units[$id_unit] : 0;
if ($count - $count_leaving > 0) {
$units_left = true;
}
}
if (!$units_incoming && !$units_left) {
throw new ControllerException('Can\'t leave country empty.');
}
/*
* check if target area is reachable -> 2 cases: type land or type aircraft movement
*/
$id_target_area = (int) end($steps);
$type = TYPE_AIR;
foreach ($units as $id_unit => $count) {
if ($count <= 0) {
continue;
}
/* @var $landUnit ModelLandUnit */
$landUnit = ModelLandUnit::getModelById((int) $id_unit);
if ($landUnit->getIdType() < $type) {
$type = $landUnit->getIdType();
}
}
if (!$this->checkPossibleRoute($id_start_area, $id_target_area, $type)) {
throw new ControllerException('Unable to find route between the 2 countries.');
}
return true;
}