108 lines
2.4 KiB
PHP
108 lines
2.4 KiB
PHP
<?php
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/**
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* Vvveb
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*
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* Copyright (C) 2022 Ziadin Givan
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Vvveb\System\Cart;
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use function Vvveb\availableCurrencies;
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use function Vvveb\session as sess;
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class Currency {
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private $currencies;
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private $options;
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public static function getInstance($options = []) {
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static $inst = null;
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if ($inst === null) {
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$inst = new Currency($options);
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}
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return $inst;
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}
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public function __construct($options = []) {
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$this->options = $options;
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$this->currencies = availableCurrencies();
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}
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public function format($number, $currency = false, $format = true, $value = 0) {
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if (! $currency) {
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$currency = $this->options['currency'] ?? sess('currency');
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}
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if (! $currency || ! isset($this->currencies[$currency])) {
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return '';
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}
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$sign_start = $this->currencies[$currency]['sign_start'];
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$sign_end = $this->currencies[$currency]['sign_end'];
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$decimal_place = $this->currencies[$currency]['decimal_place'];
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if (! $value) {
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$value = $this->currencies[$currency]['value'];
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}
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$amount = $value ? (float)$number * $value : (float)$number;
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$amount = round($amount, $decimal_place);
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if (! $format) {
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return $amount;
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}
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$string = '';
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if ($sign_start) {
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$string .= $sign_start;
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}
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$decimals = 2;
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$decimal_separator = '.';
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$thousands_separator = ',';
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$string .= number_format($amount, $decimals, $decimal_separator, $thousands_separator);
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if ($sign_end) {
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$string .= $sign_end;
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}
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return $string;
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}
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public function convert($value, $from, $to) {
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if (isset($this->currencies[$from])) {
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$from = $this->currencies[$from]['value'];
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} else {
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$from = 1;
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}
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if (isset($this->currencies[$to])) {
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$to = $this->currencies[$to]['value'];
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} else {
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$to = 1;
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}
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return $value * ($to / $from);
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}
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}
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