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lib/PhpSpreadsheet/Calculation/Statistical/AggregateBase.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheet\Calculation\Statistical;
+
+use PhpOffice\PhpSpreadsheet\Calculation\Functions;
+
+abstract class AggregateBase
+{
+    /**
+     * MS Excel does not count Booleans if passed as cell values, but they are counted if passed as literals.
+     * OpenOffice Calc always counts Booleans.
+     * Gnumeric never counts Booleans.
+     */
+    protected static function testAcceptedBoolean(mixed $arg, mixed $k): mixed
+    {
+        if (!is_bool($arg)) {
+            return $arg;
+        }
+        if (Functions::getCompatibilityMode() === Functions::COMPATIBILITY_GNUMERIC) {
+            return $arg;
+        }
+        if (Functions::getCompatibilityMode() === Functions::COMPATIBILITY_OPENOFFICE) {
+            return (int) $arg;
+        }
+        if (!Functions::isCellValue($k)) {
+            return (int) $arg;
+        }
+        /*if (
+            (is_bool($arg)) &&
+            ((!Functions::isCellValue($k) && (Functions::getCompatibilityMode() === Functions::COMPATIBILITY_EXCEL)) ||
+                (Functions::getCompatibilityMode() === Functions::COMPATIBILITY_OPENOFFICE))
+        ) {
+            $arg = (int) $arg;
+        }*/
+
+        return $arg;
+    }
+
+    protected static function isAcceptedCountable(mixed $arg, mixed $k, bool $countNull = false): bool
+    {
+        if ($countNull && $arg === null && !Functions::isCellValue($k) && Functions::getCompatibilityMode() !== Functions::COMPATIBILITY_GNUMERIC) {
+            return true;
+        }
+        if (!is_numeric($arg)) {
+            return false;
+        }
+        if (!is_string($arg)) {
+            return true;
+        }
+        if (!Functions::isCellValue($k) && Functions::getCompatibilityMode() === Functions::COMPATIBILITY_OPENOFFICE) {
+            return true;
+        }
+        if (!Functions::isCellValue($k) && Functions::getCompatibilityMode() !== Functions::COMPATIBILITY_GNUMERIC) {
+            return true;
+        }
+
+        return false;
+    }
+}