AzuraCast/src/Version.php

144 lines
3.9 KiB
PHP

<?php
namespace App;
use Azura\Cache;
use Azura\Settings;
use Symfony\Component\Process\Process;
/**
* App Core Framework Version
*/
class Version
{
/** @var string Version that is displayed if no Git repository information is present. */
public const FALLBACK_VERSION = '0.9.1';
/** @var Cache */
protected $cache;
/** @var string */
protected $repo_dir;
/** @var Settings */
protected $app_settings;
public function __construct(Cache $cache, Settings $app_settings)
{
$this->cache = $cache;
$this->app_settings = $app_settings;
$this->repo_dir = $app_settings[Settings::BASE_DIR];
}
/**
* @return string The current tagged version.
*/
public function getVersion(): string
{
$details = $this->getDetails();
return $details['tag'] ?? self::FALLBACK_VERSION;
}
/**
* @return string A textual representation of the current installed version.
*/
public function getVersionText(): string
{
$details = $this->getDetails();
return (isset($details['tag']))
? 'v'.$details['tag'].', #'.$details['commit_short'].' ('.$details['commit_date'].')'
: 'v'.self::FALLBACK_VERSION.' Release Build';
}
/**
* @return string|null The long-form Git hash that represents the current commit of this installation.
*/
public function getCommitHash(): ?string
{
$details = $this->getDetails();
return $details['commit'] ?? null;
}
/**
* Load cache or generate new repository details from the underlying Git repository.
*
* @return array
*/
public function getDetails(): array
{
static $details;
if (!$details) {
$details = $this->cache->getOrSet('app_version_details', function() {
return $this->_getRawDetails();
}, $this->app_settings->isProduction() ? 86400 : 600);
}
return $details;
}
/**
* Generate new repository details from the underlying Git repository.
*
* @return array
*/
protected function _getRawDetails(): array
{
if (!is_dir($this->repo_dir.'/.git')) {
return [];
}
$details = [];
// Get the long form of the latest commit's hash.
$latest_commit_hash = $this->_runProcess(['git', 'log', '--pretty=%H', '-n1', 'HEAD']);
$details['commit'] = $latest_commit_hash;
$details['commit_short'] = substr($latest_commit_hash, 0, 7);
// Get the last commit's timestamp.
$latest_commit_date = $this->_runProcess(['git', 'log', '-n1', '--pretty=%ci', 'HEAD']);
if (!empty($latest_commit_date)) {
$commit_date = new \DateTime($latest_commit_date);
$commit_date->setTimezone(new \DateTimeZone('UTC'));
$details['commit_timestamp'] = $commit_date->getTimestamp();
$details['commit_date'] = $commit_date->format('Y-m-d G:i');
} else {
$details['commit_timestamp'] = 0;
$details['commit_date'] = 'N/A';
}
$last_tagged_commit = $this->_runProcess(['git', 'rev-list', '--tags', '--max-count=1']);
if (!empty($last_tagged_commit)) {
$details['tag'] = $this->_runProcess(['git', 'describe', '--tags', $last_tagged_commit], 'N/A');
} else {
$details['tag'] = 'N/A';
}
return $details;
}
/**
* Run the specified process and return its output.
*
* @param array $proc
* @param string $default
* @return string
*/
protected function _runProcess($proc, $default = ''): string
{
$process = new Process($proc);
$process->setWorkingDirectory($this->repo_dir);
$process->run();
if (!$process->isSuccessful()) {
return $default;
}
return trim($process->getOutput());
}
}