/home/kueuepay/public_html/vendor/symfony/http-foundation/AcceptHeader.php
<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\HttpFoundation;

// Help opcache.preload discover always-needed symbols
class_exists(AcceptHeaderItem::class);

/**
 * Represents an Accept-* header.
 *
 * An accept header is compound with a list of items,
 * sorted by descending quality.
 *
 * @author Jean-François Simon <contact@jfsimon.fr>
 */
class AcceptHeader
{
    /**
     * @var AcceptHeaderItem[]
     */
    private array $items = [];

    private bool $sorted = true;

    /**
     * @param AcceptHeaderItem[] $items
     */
    public function __construct(array $items)
    {
        foreach ($items as $item) {
            $this->add($item);
        }
    }

    /**
     * Builds an AcceptHeader instance from a string.
     */
    public static function fromString(?string $headerValue): self
    {
        $index = 0;

        $parts = HeaderUtils::split($headerValue ?? '', ',;=');

        return new self(array_map(function ($subParts) use (&$index) {
            $part = array_shift($subParts);
            $attributes = HeaderUtils::combine($subParts);

            $item = new AcceptHeaderItem($part[0], $attributes);
            $item->setIndex($index++);

            return $item;
        }, $parts));
    }

    /**
     * Returns header value's string representation.
     */
    public function __toString(): string
    {
        return implode(',', $this->items);
    }

    /**
     * Tests if header has given value.
     */
    public function has(string $value): bool
    {
        return isset($this->items[$value]);
    }

    /**
     * Returns given value's item, if exists.
     */
    public function get(string $value): ?AcceptHeaderItem
    {
        return $this->items[$value] ?? $this->items[explode('/', $value)[0].'/*'] ?? $this->items['*/*'] ?? $this->items['*'] ?? null;
    }

    /**
     * Adds an item.
     *
     * @return $this
     */
    public function add(AcceptHeaderItem $item): static
    {
        $this->items[$item->getValue()] = $item;
        $this->sorted = false;

        return $this;
    }

    /**
     * Returns all items.
     *
     * @return AcceptHeaderItem[]
     */
    public function all(): array
    {
        $this->sort();

        return $this->items;
    }

    /**
     * Filters items on their value using given regex.
     */
    public function filter(string $pattern): self
    {
        return new self(array_filter($this->items, function (AcceptHeaderItem $item) use ($pattern) {
            return preg_match($pattern, $item->getValue());
        }));
    }

    /**
     * Returns first item.
     */
    public function first(): ?AcceptHeaderItem
    {
        $this->sort();

        return !empty($this->items) ? reset($this->items) : null;
    }

    /**
     * Sorts items by descending quality.
     */
    private function sort(): void
    {
        if (!$this->sorted) {
            uasort($this->items, function (AcceptHeaderItem $a, AcceptHeaderItem $b) {
                $qA = $a->getQuality();
                $qB = $b->getQuality();

                if ($qA === $qB) {
                    return $a->getIndex() > $b->getIndex() ? 1 : -1;
                }

                return $qA > $qB ? -1 : 1;
            });

            $this->sorted = true;
        }
    }
}
Path: home/kueuepay/public_html/vendor/symfony/http-foundation
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Kueue Pay Payment Gateway Solutions Developer API Documentation

Welcome to the Kueue Pay Payment Gateway Solutions Developer API Documentation. This comprehensive guide will empower you to seamlessly integrate our advanced payment gateway into your website, enhancing your customers’ payment experience and enabling efficient transaction processing. The Kueue Pay Developer API is designed for developers and entrepreneurs who seek simplicity, security, and reliability in their payment processing solutions.

1. Introduction

The Kueue Pay Developer API allows you to seamlessly integrate Kueue Pay’s Payment Gateway Solutions into your website, enabling secure and efficient debit and credit card transactions. With our API, you can initiate payments, check payment statuses, and even process refunds, all while ensuring a smooth and streamlined payment experience for your customers.

Prerequisites