value = $value; } public static function get_barcode_tokens(): array { return [ new Token_barcode_price(), new Token_barcode_weight(), new Token_barcode_ean(), ]; } public static function get_tokens(): array { return [ new Token_customer(), new Token_invoice_count(), new Token_invoice_sequence(), new Token_quote_sequence(), new Token_suspended_invoice_count(), new Token_quote_sequence(), new Token_work_order_sequence(), new Token_year_invoice_count(), new Token_year_quote_count(), ]; } abstract public function token_id(): string; abstract public function get_value(): mixed; public function matches($token_id): bool { return $this->token_id() === $token_id; } public function replace_token(string $text): string // TODO: This function is never called in the code { if (strstr($text, $this->token_id())) { return str_replace($this->token_id(), $this->get_value(), $text); } return $text; } }