function HgDriver::initialize

@inheritDoc

Overrides VcsDriverInterface::initialize

File

vendor/composer/composer/src/Composer/Repository/Vcs/HgDriver.php, line 41

Class

HgDriver

@author Per Bernhardt <plb@webfactory.de>

Namespace

Composer\Repository\Vcs

Code

public function initialize() : void {
    if (Filesystem::isLocalPath($this->url)) {
        $this->repoDir = $this->url;
    }
    else {
        if (!Cache::isUsable($this->config
            ->get('cache-vcs-dir'))) {
            throw new \RuntimeException('HgDriver requires a usable cache directory, and it looks like you set it to be disabled');
        }
        $cacheDir = $this->config
            ->get('cache-vcs-dir');
        $this->repoDir = $cacheDir . '/' . Preg::replace('{[^a-z0-9]}i', '-', Url::sanitize($this->url)) . '/';
        $fs = new Filesystem();
        $fs->ensureDirectoryExists($cacheDir);
        if (!is_writable(dirname($this->repoDir))) {
            throw new \RuntimeException('Can not clone ' . $this->url . ' to access package information. The "' . $cacheDir . '" directory is not writable by the current user.');
        }
        // Ensure we are allowed to use this URL by config
        $this->config
            ->prohibitUrlByConfig($this->url, $this->io);
        $hgUtils = new HgUtils($this->io, $this->config, $this->process);
        // update the repo if it is a valid hg repository
        if (is_dir($this->repoDir) && 0 === $this->process
            ->execute([
            'hg',
            'summary',
        ], $output, $this->repoDir)) {
            if (0 !== $this->process
                ->execute([
                'hg',
                'pull',
            ], $output, $this->repoDir)) {
                $this->io
                    ->writeError('<error>Failed to update ' . $this->url . ', package information from this repository may be outdated (' . $this->process
                    ->getErrorOutput() . ')</error>');
            }
        }
        else {
            // clean up directory and do a fresh clone into it
            $fs->removeDirectory($this->repoDir);
            $repoDir = $this->repoDir;
            $command = static function ($url) use ($repoDir) : array {
                return [
                    'hg',
                    'clone',
                    '--noupdate',
                    '--',
                    $url,
                    $repoDir,
                ];
            };
            $hgUtils->runCommand($command, $this->url, null);
        }
    }
    $this->getTags();
    $this->getBranches();
}