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': $this->trySaving(); //$this->invoice->number = $this->getNextRecurringInvoiceNumber($this->client, $this->invoice); break; case 'when_sent': if ($this->invoice->status_id == Invoice::STATUS_SENT) { $this->trySaving(); // $this->invoice->number = $this->getNextRecurringInvoiceNumber($this->client, $this->invoice); } break; default: // code... break; } return $this->invoice; } private function trySaving() { $x = 1; do { try { $this->invoice->number = $this->getNextRecurringInvoiceNumber($this->client, $this->invoice); $this->invoice->saveQuietly(); $this->completed = false; } catch (QueryException $e) { $x++; if ($x > 10) { $this->completed = false; } } } while ($this->completed); } }