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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2025 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Psy\ManualUpdater;
class Installer
{
private string $dataDir;
private string $format;
/**
* @param string $dataDir Data directory where manual will be installed
* @param string $format Format type ('php' or 'sqlite')
*/
public function __construct(string $dataDir, string $format)
{
$this->dataDir = $dataDir;
$this->format = $format;
}
/**
* Check if the data directory is writable.
*/
public function isDataDirWritable(): bool
{
return \is_dir($this->dataDir) && \is_writable($this->dataDir);
}
/**
* Extract and install the manual from a downloaded tarball.
*
* @param string $tarballPath Path to the downloaded .tar.gz file
*
* @return bool True on success
*/
public function install(string $tarballPath): bool
{
if (!\file_exists($tarballPath)) {
return false;
}
// Create temp directory for extraction
$tempDir = \sys_get_temp_dir().'/psysh-manual-'.\uniqid();
if (!\mkdir($tempDir)) {
return false;
}
try {
// Extract tarball
$phar = new \PharData($tarballPath);
$phar->extractTo($tempDir);
// Determine the manual filename
$manualFilename = $this->format === 'php' ? 'php_manual.php' : 'php_manual.sqlite';
$extractedFile = $tempDir.'/'.$manualFilename;
if (!\file_exists($extractedFile)) {
return false;
}
// Move to data directory (overwrites existing)
$success = \rename($extractedFile, $this->getInstallPath());
return $success;
} finally {
// Clean up temp directory
$this->removeDirectory($tempDir);
}
}
/**
* Get the path where the manual will be installed.
*/
public function getInstallPath(): string
{
$manualFilename = $this->format === 'php' ? 'php_manual.php' : 'php_manual.sqlite';
return $this->dataDir.'/'.$manualFilename;
}
/**
* Recursively remove a directory.
*/
private function removeDirectory(string $dir)
{
if (!\is_dir($dir)) {
return;
}
$files = \array_diff(\scandir($dir), ['.', '..']);
foreach ($files as $file) {
$path = $dir.'/'.$file;
\is_dir($path) ? $this->removeDirectory($path) : \unlink($path);
}
\rmdir($dir);
}
}
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