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application/Espo/Core/Currency/ConfigDataProvider.php

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+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Core\Currency;
+
+use Espo\Core\Utils\Config;
+use RuntimeException;
+
+class ConfigDataProvider
+{
+    public function __construct(private Config $config)
+    {}
+
+    /**
+     * Get decimal places.
+     *
+     * @since 8.3.0
+     */
+    public function getDecimalPlaces(): ?int
+    {
+        return $this->config->get('currencyDecimalPlaces');
+    }
+
+    /**
+     * Get a system default currency.
+     */
+    public function getDefaultCurrency(): string
+    {
+        return $this->config->get('defaultCurrency');
+    }
+
+    /**
+     * Get a base currency, used for conversion.
+     */
+    public function getBaseCurrency(): string
+    {
+        return $this->config->get('baseCurrency');
+    }
+
+    /**
+     * Get a list of available currencies.
+     *
+     * @return array<int, string>
+     */
+    public function getCurrencyList(): array
+    {
+        return $this->config->get('currencyList') ?? [];
+    }
+
+    /**
+     * Whether a currency is available in the system.
+     */
+    public function hasCurrency(string $currencyCode): bool
+    {
+        return in_array($currencyCode, $this->getCurrencyList());
+    }
+
+    /**
+     * Get a rate of a specific currency related to the base currency.
+     */
+    public function getCurrencyRate(string $currencyCode): float
+    {
+        $rates = $this->config->get('currencyRates') ?? [];
+
+        if (!$this->hasCurrency($currencyCode)) {
+            throw new RuntimeException("Can't get currency rate of '{$currencyCode}' currency.");
+        }
+
+        return $rates[$currencyCode] ?? 1.0;
+    }
+
+    /**
+     * Get rates.
+     */
+    public function getCurrencyRates(): Rates
+    {
+        $rates = $this->config->get('currencyRates') ?? [];
+
+        $rates[$this->getBaseCurrency()] = 1.0;
+
+        return Rates::fromAssoc($rates, $this->getBaseCurrency());
+    }
+}