client = $client; $this->invoice = $invoice; } public function run() { if ($this->invoice->number != '') { return $this->invoice; } switch ($this->client->getSetting('counter_number_applied')) { case 'when_saved': $this->trySaving(); break; case 'when_sent': if ($this->invoice->status_id == Invoice::STATUS_SENT) { $this->trySaving(); } break; default: break; } return $this->invoice; } private function trySaving() { $x=1; do{ try{ $this->invoice->number = $this->getNextInvoiceNumber($this->client, $this->invoice, $this->invoice->recurring_id); $this->invoice->saveQuietly(); $this->completed = false; } catch(QueryException $e){ $x++; if($x>50) $this->completed = false; } } while($this->completed); return $this; } }