<?php
namespace XdgBaseDir;
/**
* Simple implementation of the XDG standard http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
*
* Based on the python implementation https://github.com/takluyver/pyxdg/blob/master/xdg/BaseDirectory.py
*
* Class Xdg
* @package ShopwareCli\Application
*/
class Xdg
{
const S_IFDIR = 040000; // directory
const S_IRWXO = 00007; // rwx other
const S_IRWXG = 00056; // rwx group
const RUNTIME_DIR_FALLBACK = 'php-xdg-runtime-dir-fallback-';
/**
* @return string
*/
public function getHomeDir()
{
return getenv('HOME') ?: (getenv('HOMEDRIVE') . DIRECTORY_SEPARATOR . getenv('HOMEPATH'));
}
/**
* @return string
*/
public function getHomeConfigDir()
{
$path = getenv('XDG_CONFIG_HOME') ?: $this->getHomeDir() . DIRECTORY_SEPARATOR . '.config';
return $path;
}
/**
* @return string
*/
public function getHomeDataDir()
{
$path = getenv('XDG_DATA_HOME') ?: $this->getHomeDir() . DIRECTORY_SEPARATOR . '.local' . DIRECTORY_SEPARATOR . 'share';
return $path;
}
/**
* @return array
*/
public function getConfigDirs()
{
$configDirs = getenv('XDG_CONFIG_DIRS') ? explode(':', getenv('XDG_CONFIG_DIRS')) : array('/etc/xdg');
$paths = array_merge(array($this->getHomeConfigDir()), $configDirs);
return $paths;
}
/**
* @return array
*/
public function getDataDirs()
{
$dataDirs = getenv('XDG_DATA_DIRS') ? explode(':', getenv('XDG_DATA_DIRS')) : array('/usr/local/share', '/usr/share');
$paths = array_merge(array($this->getHomeDataDir()), $dataDirs);
return $paths;
}
/**
* @return string
*/
public function getHomeCacheDir()
{
$path = getenv('XDG_CACHE_HOME') ?: $this->getHomeDir() . DIRECTORY_SEPARATOR . '.cache';
return $path;
}
public function getRuntimeDir($strict=true)
{
if ($runtimeDir = getenv('XDG_RUNTIME_DIR')) {
return $runtimeDir;
}
if ($strict) {
throw new \RuntimeException('XDG_RUNTIME_DIR was not set');
}
$fallback = sys_get_temp_dir() . DIRECTORY_SEPARATOR . self::RUNTIME_DIR_FALLBACK . getenv('USER');
$create = false;
if (!is_dir($fallback)) {
mkdir($fallback, 0700, true);
}
$st = lstat($fallback);
# The fallback must be a directory
if (!$st['mode'] & self::S_IFDIR) {
rmdir($fallback);
$create = true;
} elseif ($st['uid'] != getmyuid() ||
$st['mode'] & (self::S_IRWXG | self::S_IRWXO)
) {
rmdir($fallback);
$create = true;
}
if ($create) {
mkdir($fallback, 0700, true);
}
return $fallback;
}
}
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