<?php

/*
 * This file is part of Psy Shell.
 *
 * (c) 2012-2023 Justin Hileman
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Psy\VersionUpdater;

use Psy\Shell;

class GitHubChecker implements Checker
{
    const URL = 'https://api.github.com/repos/bobthecow/psysh/releases/latest';

    private $latest;

    public function isLatest(): bool
    {
        // version_compare doesn't handle semver completely;
        // strip pre-release and build metadata before comparing
        $version = \preg_replace('/[+-]\w+/', '', Shell::VERSION);

        return \version_compare($version, $this->getLatest(), '>=');
    }

    public function getLatest(): string
    {
        if (!isset($this->latest)) {
            $this->setLatest($this->getVersionFromTag());
        }

        return $this->latest;
    }

    /**
     * @param string $version
     */
    public function setLatest(string $version)
    {
        $this->latest = $version;
    }

    /**
     * @return string|null
     */
    private function getVersionFromTag()
    {
        $contents = $this->fetchLatestRelease();
        if (!$contents || !isset($contents->tag_name)) {
            throw new \InvalidArgumentException('Unable to check for updates');
        }
        $this->setLatest($contents->tag_name);

        return $this->getLatest();
    }

    /**
     * Set to public to make testing easier.
     *
     * @return mixed
     */
    public function fetchLatestRelease()
    {
        $context = \stream_context_create([
            'http' => [
                'user_agent' => 'PsySH/'.Shell::VERSION,
                'timeout'    => 1.0,
            ],
        ]);

        \set_error_handler(function () {
            // Just ignore all errors with this. The checker will throw an exception
            // if it doesn't work :)
        });

        $result = @\file_get_contents(self::URL, false, $context);

        \restore_error_handler();

        return \json_decode($result);
    }
}

• [D] Downloader
• [F] Checker.php
  Delete
• [F] Downloader.php
  Delete
• [F] GitHubChecker.php
  Delete
• [F] Installer.php
  Delete
• [F] IntervalChecker.php
  Delete
• [F] NoopChecker.php
  Delete
• [F] SelfUpdate.php
  Delete

How To Payment

Simple Steps to Complete Your Payment Securely and Efficiently

Making a payment on our website is quick and secure. Start by logging in or creating an account. Select your preferred payment method, input the required details, and review the information. Once you confirm everything is correct, click on the "Submit Payment" button. You’ll receive instant confirmation and can track your payment status through your account dashboard. It’s an easy and secure process.

• Go to the Payment Section: Access the payment area on our website or app.
• Choose Your Payment Method: Select your preferred payment option.
• Enter Payment Details: Provide the necessary payment information.
• Verify Your Information: Check that all details are correct.
• Confirm Your Payment: Click "Submit Payment" to complete the transaction.