public static function fromFile($path)
{
$input = array();
$file = fopen($path, 'r');
//simulation parameters
$sim_pars = fgets($file);
$sim_pars_parts = Self::splitstring($sim_pars);
if (count($sim_pars_parts) == 5) {
//simulation
$input['rows'] = $sim_pars_parts[0];
$input['cols'] = $sim_pars_parts[1];
$input['drones'] = $sim_pars_parts[2];
$input['deadline'] = $sim_pars_parts[3];
$input['maxload'] = $sim_pars_parts[4];
}
//products
$input['products'] = fgets($file);
$input['product_weights'] = Self::splitstring(fgets($file));
//warehouses
$input['warehouses'] = fgets($file);
$input['warehouse_details'] = array();
for ($i = 0; $i < $input['warehouses']; $i++) {
$wh_coord_parts = Self::splitstring(fgets($file));
$wh_product_count_parts = Self::splitstring(fgets($file));
$input['warehouse_details'][] = array('warehouse_coord' => array(array('row' => $wh_coord_parts[0], 'col' => $wh_coord_parts[1])), 'warehouse_product_count' => $wh_product_count_parts);
}
//orders
$input['orders'] = fgets($file);
$input['order_details'] = array();
for ($i = 0; $i < $input['orders']; $i++) {
$order_coord_parts = Self::splitstring(fgets($file));
$item_count = fgets($file);
$product_types = Self::splitstring(fgets($file));
$input['order_details'][] = array('delivery_coord' => array(array('row' => $order_coord_parts[0], 'col' => $order_coord_parts[1])), 'item_count' => $item_count, 'product_types' => $product_types, 'order_weight' => Self::getTotalWeight($product_types, $input['product_weights']));
}
fclose($file);
return $input;
}
