1.18 (#3158)

* bump version
* fix translation ids
* added css classes to modify form with custom css
* improve export pdf file names
* respect financial year in new report
* added new InvoiceCalculator: price
* upgrade packages and node-sass to v7
* title pattern for customer, project and activity via API
* support negative money without currency
* fix sub-locale in print export template
* fix overbooking validation for monthly budget
* fix copying entities with different set of custom-fields compared to the current configuration

src/Invoice/Calculator/PriceInvoiceCalculator.php

@@ -0,0 +1,36 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Invoice\Calculator;
+
+use App\Invoice\CalculatorInterface;
+use App\Invoice\InvoiceItemInterface;
+
+/**
+ * A calculator that sums up the invoice item records by price.
+ */
+class PriceInvoiceCalculator extends AbstractSumInvoiceCalculator implements CalculatorInterface
+{
+    protected function calculateSumIdentifier(InvoiceItemInterface $invoiceItem): string
+    {
+        if (null !== $invoiceItem->getFixedRate()) {
+            return 'fixed_' . $invoiceItem->getFixedRate();
+        }
+
+        return 'hourly_' . $invoiceItem->getHourlyRate();
+    }
+
+    /**
+     * @return string
+     */
+    public function getId(): string
+    {
+        return 'price';
+    }
+}