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GitHubChecker.php
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GitHubChecker.php
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<?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 ?string $latest = null;
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;
}
public function setLatest(string $version)
{
$this->latest = $version;
}
private function getVersionFromTag(): ?string
{
$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);
}
}

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Sat, Oct 3, 20:56 (4 d, 22 h ago)
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GitHubChecker.php (1 KB)

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